URL:=http://www.lantiq.com/
VARIANT:=$(1)
DEPENDS:=@$(2)
- FILES:=$(PKG_BUILD_DIR)/ltq_mei_$(1).ko
- AUTOLOAD:=$(call AutoLoad,50,ltq_mei_$(1))
+ FILES:=$(PKG_BUILD_DIR)/drv_mei_cpe.ko
+ AUTOLOAD:=$(call AutoLoad,50,drv_mei_cpe)
endef
KernelPackage/ltq-adsl-danube-mei=$(call KernelPackage/ltq-adsl-mei-template,danube,(TARGET_lantiq_xway||TARGET_lantiq_xway_legacy))
ifeq ($(BUILD_VARIANT),danube)
CFLAGS_MODULE = -DCONFIG_DANUBE -DCONFIG_IFXMIPS_DSL_CPE_MEI
- obj-m = ltq_mei_danube.o
- ltq_mei_danube-objs = lantiq_mei.o
endif
ifeq ($(BUILD_VARIANT),ase)
CFLAGS_MODULE = -DCONFIG_AMAZON_SE -DCONFIG_IFXMIPS_DSL_CPE_MEI
- obj-m = ltq_mei_ase.o
- ltq_mei_ase-objs = lantiq_mei.o
endif
ifeq ($(BUILD_VARIANT),ar9)
CFLAGS_MODULE = -DCONFIG_AR9 -DCONFIG_IFXMIPS_DSL_CPE_MEI
- obj-m = ltq_mei_ar9.o
- ltq_mei_ar9-objs = lantiq_mei.o
endif
+
+obj-m = drv_mei_cpe.o
--- /dev/null
+/******************************************************************************
+
+ Copyright (c) 2009
+ Infineon Technologies AG
+ Am Campeon 1-12; 81726 Munich, Germany
+
+ For licensing information, see the file 'LICENSE' in the root folder of
+ this software module.
+
+******************************************************************************/
+
+/*!
+ \defgroup AMAZON_S_MEI Amazon-S MEI Driver Module
+ \brief Amazon-S MEI driver module
+ */
+
+/*!
+ \defgroup Internal Compile Parametere
+ \ingroup AMAZON_S_MEI
+ \brief exported functions for other driver use
+ */
+
+/*!
+ \file amazon_s_mei_bsp.c
+ \ingroup AMAZON_S_MEI
+ \brief Amazon-S MEI driver file
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/version.h>
+#include <generated/utsrelease.h>
+#include <linux/types.h>
+#include <linux/fs.h>
+#include <linux/mm.h>
+#include <linux/errno.h>
+#include <linux/interrupt.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/proc_fs.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/sched.h>
+#include <linux/platform_device.h>
+#include <asm/uaccess.h>
+#include <asm/hardirq.h>
+
+#include "lantiq_atm.h"
+#include <lantiq_soc.h>
+//#include "ifxmips_atm.h"
+#define IFX_MEI_BSP
+#include "ifxmips_mei_interface.h"
+
+/*#define LTQ_RCU_RST IFX_RCU_RST_REQ
+#define LTQ_RCU_RST_REQ_ARC_JTAG IFX_RCU_RST_REQ_ARC_JTAG
+#define LTQ_RCU_RST_REQ_DFE IFX_RCU_RST_REQ_DFE
+#define LTQ_RCU_RST_REQ_AFE IFX_RCU_RST_REQ_AFE
+#define IFXMIPS_FUSE_BASE_ADDR IFX_FUSE_BASE_ADDR
+#define IFXMIPS_ICU_IM0_IER IFX_ICU_IM0_IER
+#define IFXMIPS_ICU_IM2_IER IFX_ICU_IM2_IER
+#define LTQ_MEI_INT IFX_MEI_INT
+#define LTQ_MEI_DYING_GASP_INT IFX_MEI_DYING_GASP_INT
+#define LTQ_MEI_BASE_ADDR IFX_MEI_SPACE_ACCESS
+#define IFXMIPS_PMU_PWDCR IFX_PMU_PWDCR
+#define IFXMIPS_MPS_CHIPID IFX_MPS_CHIPID
+
+#define ifxmips_port_reserve_pin ifx_gpio_pin_reserve
+#define ifxmips_port_set_dir_in ifx_gpio_dir_in_set
+#define ifxmips_port_clear_altsel0 ifx_gpio_altsel0_set
+#define ifxmips_port_clear_altsel1 ifx_gpio_altsel1_clear
+#define ifxmips_port_set_open_drain ifx_gpio_open_drain_clear
+#define ifxmips_port_free_pin ifx_gpio_pin_free
+#define ifxmips_mask_and_ack_irq bsp_mask_and_ack_irq
+#define IFXMIPS_MPS_CHIPID_VERSION_GET IFX_MCD_CHIPID_VERSION_GET
+#define ltq_r32(reg) __raw_readl(reg)
+#define ltq_w32(val, reg) __raw_writel(val, reg)
+#define ltq_w32_mask(clear, set, reg) ltq_w32((ltq_r32(reg) & ~clear) | set, reg)
+*/
+
+#define LTQ_RCU_BASE_ADDR 0x1F203000
+#define LTQ_ICU_BASE_ADDR 0x1F880200
+#define LTQ_MEI_BASE_ADDR 0x1E116000
+#define LTQ_PMU_BASE_ADDR 0x1F102000
+
+
+#ifdef CONFIG_DANUBE
+# define LTQ_MEI_INT (INT_NUM_IM1_IRL0 + 23)
+# define LTQ_MEI_DYING_GASP_INT (INT_NUM_IM1_IRL0 + 21)
+# define LTQ_USB_OC_INT (INT_NUM_IM4_IRL0 + 23)
+#endif
+
+#ifdef CONFIG_AMAZON_SE
+# define LTQ_MEI_INT (INT_NUM_IM2_IRL0 + 9)
+# define LTQ_MEI_DYING_GASP_INT (INT_NUM_IM2_IRL0 + 11)
+# define LTQ_USB_OC_INT (INT_NUM_IM2_IRL0 + 20)
+#endif
+
+#ifdef CONFIG_AR9
+# define LTQ_MEI_INT (INT_NUM_IM1_IRL0 + 23)
+# define LTQ_MEI_DYING_GASP_INT (INT_NUM_IM1_IRL0 + 21)
+# define LTQ_USB_OC_INT (INT_NUM_IM1_IRL0 + 28)
+#endif
+
+#ifndef LTQ_MEI_INT
+#error "Unknown Lantiq ARCH!"
+#endif
+
+#define LTQ_RCU_RST_REQ_DFE (1 << 7)
+#define LTQ_RCU_RST_REQ_AFE (1 << 11)
+
+#define LTQ_PMU_BASE (KSEG1 + LTQ_PMU_BASE_ADDR)
+#define LTQ_RCU_BASE (KSEG1 + LTQ_RCU_BASE_ADDR)
+#define LTQ_ICU_BASE (KSEG1 + LTQ_ICU_BASE_ADDR)
+
+#define LTQ_PMU_PWDCR ((u32 *)(LTQ_PMU_BASE + 0x001C))
+#define LTQ_PMU_PWDSR ((u32 *)(LTQ_PMU_BASE + 0x0020))
+#define LTQ_RCU_RST ((u32 *)(LTQ_RCU_BASE + 0x0010))
+#define LTQ_RCU_RST_ALL 0x40000000
+
+#define LTQ_ICU_IM0_ISR ((u32 *)(LTQ_ICU_BASE + 0x0000))
+#define LTQ_ICU_IM0_IER ((u32 *)(LTQ_ICU_BASE + 0x0008))
+#define LTQ_ICU_IM0_IOSR ((u32 *)(LTQ_ICU_BASE + 0x0010))
+#define LTQ_ICU_IM0_IRSR ((u32 *)(LTQ_ICU_BASE + 0x0018))
+#define LTQ_ICU_IM0_IMR ((u32 *)(LTQ_ICU_BASE + 0x0020))
+
+
+#define LTQ_ICU_IM1_ISR ((u32 *)(LTQ_ICU_BASE + 0x0028))
+#define LTQ_ICU_IM2_ISR ((u32 *)(LTQ_ICU_BASE + 0x0050))
+#define LTQ_ICU_IM3_ISR ((u32 *)(LTQ_ICU_BASE + 0x0078))
+#define LTQ_ICU_IM4_ISR ((u32 *)(LTQ_ICU_BASE + 0x00A0))
+
+#define LTQ_ICU_OFFSET (LTQ_ICU_IM1_ISR - LTQ_ICU_IM0_ISR)
+#define LTQ_ICU_IM2_IER (LTQ_ICU_IM0_IER + LTQ_ICU_OFFSET)
+
+#define IFX_MEI_EMSG(fmt, args...) pr_err("[%s %d]: " fmt,__FUNCTION__, __LINE__, ## args)
+#define IFX_MEI_DMSG(fmt, args...) pr_debug("[%s %d]: " fmt,__FUNCTION__, __LINE__, ## args)
+
+#define LTQ_FUSE_BASE (KSEG1 + 0x1F107354)
+
+#ifdef CONFIG_LTQ_MEI_FW_LOOPBACK
+//#define DFE_MEM_TEST
+//#define DFE_PING_TEST
+#define DFE_ATM_LOOPBACK
+
+
+#ifdef DFE_ATM_LOOPBACK
+#include <asm/ifxmips/ifxmips_mei_fw_loopback.h>
+#endif
+
+void dfe_loopback_irq_handler (DSL_DEV_Device_t *pDev);
+
+#endif //CONFIG_AMAZON_S_MEI_FW_LOOPBACK
+
+DSL_DEV_Version_t bsp_mei_version = {
+ major: 5,
+ minor: 0,
+ revision:0
+};
+DSL_DEV_HwVersion_t bsp_chip_info;
+
+#define IFX_MEI_DEVNAME "ifx_mei"
+#define BSP_MAX_DEVICES 1
+#define MEI_DIRNAME "ifxmips_mei"
+
+DSL_DEV_MeiError_t DSL_BSP_FWDownload (DSL_DEV_Device_t *, const char *, unsigned long, long *, long *);
+DSL_DEV_MeiError_t DSL_BSP_Showtime (DSL_DEV_Device_t *, DSL_uint32_t, DSL_uint32_t);
+DSL_DEV_MeiError_t DSL_BSP_AdslLedInit (DSL_DEV_Device_t *, DSL_DEV_LedId_t, DSL_DEV_LedType_t, DSL_DEV_LedHandler_t);
+//DSL_DEV_MeiError_t DSL_BSP_AdslLedSet (DSL_DEV_Device_t *, DSL_DEV_LedId_t, DSL_DEV_LedMode_t);
+DSL_DEV_MeiError_t DSL_BSP_MemoryDebugAccess (DSL_DEV_Device_t *, DSL_BSP_MemoryAccessType_t, DSL_uint32_t, DSL_uint32_t*, DSL_uint32_t);
+DSL_DEV_MeiError_t DSL_BSP_SendCMV (DSL_DEV_Device_t *, u16 *, int, u16 *);
+
+int DSL_BSP_KernelIoctls (DSL_DEV_Device_t *, unsigned int, unsigned long);
+
+static DSL_DEV_MeiError_t IFX_MEI_RunAdslModem (DSL_DEV_Device_t *);
+static DSL_DEV_MeiError_t IFX_MEI_CpuModeSet (DSL_DEV_Device_t *, DSL_DEV_CpuMode_t);
+static DSL_DEV_MeiError_t IFX_MEI_DownloadBootCode (DSL_DEV_Device_t *);
+static DSL_DEV_MeiError_t IFX_MEI_ArcJtagEnable (DSL_DEV_Device_t *, int);
+static DSL_DEV_MeiError_t IFX_MEI_AdslMailboxIRQEnable (DSL_DEV_Device_t *, int);
+
+static int IFX_MEI_GetPage (DSL_DEV_Device_t *, u32, u32, u32, u32 *, u32 *);
+static int IFX_MEI_BarUpdate (DSL_DEV_Device_t *, int);
+
+static ssize_t IFX_MEI_Write (DSL_DRV_file_t *, const char *, size_t, loff_t *);
+static long IFX_MEI_UserIoctls (DSL_DRV_file_t *, unsigned int, unsigned long);
+static int IFX_MEI_Open (DSL_DRV_inode_t *, DSL_DRV_file_t *);
+static int IFX_MEI_Release (DSL_DRV_inode_t *, DSL_DRV_file_t *);
+
+void AMAZON_SE_MEI_ARC_MUX_Test(void);
+
+void IFX_MEI_ARC_MUX_Test(void);
+
+static int adsl_dummy_ledcallback(void);
+
+int (*ifx_mei_atm_showtime_enter)(struct port_cell_info *, void *) = NULL;
+EXPORT_SYMBOL(ifx_mei_atm_showtime_enter);
+
+int (*ifx_mei_atm_showtime_exit)(void) = NULL;
+EXPORT_SYMBOL(ifx_mei_atm_showtime_exit);
+
+static int (*g_adsl_ledcallback)(void) = adsl_dummy_ledcallback;
+
+static unsigned int g_tx_link_rate[2] = {0};
+
+static void *g_xdata_addr = NULL;
+
+static u32 *mei_arc_swap_buff = NULL; // holding swap pages
+
+extern void ltq_mask_and_ack_irq(struct irq_data *d);
+static void inline MEI_MASK_AND_ACK_IRQ(int x)
+{
+ struct irq_data d;
+ d.hwirq = x;
+ ltq_mask_and_ack_irq(&d);
+}
+#define MEI_MAJOR 105
+static int dev_major = MEI_MAJOR;
+
+static struct file_operations bsp_mei_operations = {
+ owner:THIS_MODULE,
+ open:IFX_MEI_Open,
+ release:IFX_MEI_Release,
+ write:IFX_MEI_Write,
+ unlocked_ioctl:IFX_MEI_UserIoctls,
+};
+
+static DSL_DEV_Device_t dsl_devices[BSP_MAX_DEVICES];
+
+static ifx_mei_device_private_t
+ sDanube_Mei_Private[BSP_MAX_DEVICES];
+
+static DSL_BSP_EventCallBack_t dsl_bsp_event_callback[DSL_BSP_CB_LAST + 1];
+
+/**
+ * Write a value to register
+ * This function writes a value to danube register
+ *
+ * \param ul_address The address to write
+ * \param ul_data The value to write
+ * \ingroup Internal
+ */
+static void
+IFX_MEI_LongWordWrite (u32 ul_address, u32 ul_data)
+{
+ IFX_MEI_WRITE_REGISTER_L (ul_data, ul_address);
+ wmb();
+ return;
+}
+
+/**
+ * Write a value to register
+ * This function writes a value to danube register
+ *
+ * \param pDev the device pointer
+ * \param ul_address The address to write
+ * \param ul_data The value to write
+ * \ingroup Internal
+ */
+static void
+IFX_MEI_LongWordWriteOffset (DSL_DEV_Device_t * pDev, u32 ul_address,
+ u32 ul_data)
+{
+ IFX_MEI_WRITE_REGISTER_L (ul_data, pDev->base_address + ul_address);
+ wmb();
+ return;
+}
+
+/**
+ * Read the danube register
+ * This function read the value from danube register
+ *
+ * \param ul_address The address to write
+ * \param pul_data Pointer to the data
+ * \ingroup Internal
+ */
+static void
+IFX_MEI_LongWordRead (u32 ul_address, u32 * pul_data)
+{
+ *pul_data = IFX_MEI_READ_REGISTER_L (ul_address);
+ rmb();
+ return;
+}
+
+/**
+ * Read the danube register
+ * This function read the value from danube register
+ *
+ * \param pDev the device pointer
+ * \param ul_address The address to write
+ * \param pul_data Pointer to the data
+ * \ingroup Internal
+ */
+static void
+IFX_MEI_LongWordReadOffset (DSL_DEV_Device_t * pDev, u32 ul_address,
+ u32 * pul_data)
+{
+ *pul_data = IFX_MEI_READ_REGISTER_L (pDev->base_address + ul_address);
+ rmb();
+ return;
+}
+
+/**
+ * Write several DWORD datas to ARC memory via ARC DMA interface
+ * This function writes several DWORD datas to ARC memory via DMA interface.
+ *
+ * \param pDev the device pointer
+ * \param destaddr The address to write
+ * \param databuff Pointer to the data buffer
+ * \param databuffsize Number of DWORDs to write
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_DMAWrite (DSL_DEV_Device_t * pDev, u32 destaddr,
+ u32 * databuff, u32 databuffsize)
+{
+ u32 *p = databuff;
+ u32 temp;
+
+ if (destaddr & 3)
+ return DSL_DEV_MEI_ERR_FAILURE;
+
+ // Set the write transfer address
+ IFX_MEI_LongWordWriteOffset (pDev, ME_DX_AD, destaddr);
+
+ // Write the data pushed across DMA
+ while (databuffsize--) {
+ temp = *p;
+ if (destaddr == MEI_TO_ARC_MAILBOX)
+ MEI_HALF_WORD_SWAP (temp);
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DX_DATA, temp);
+ p++;
+ }
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+
+}
+
+/**
+ * Read several DWORD datas from ARC memory via ARC DMA interface
+ * This function reads several DWORD datas from ARC memory via DMA interface.
+ *
+ * \param pDev the device pointer
+ * \param srcaddr The address to read
+ * \param databuff Pointer to the data buffer
+ * \param databuffsize Number of DWORDs to read
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_DMARead (DSL_DEV_Device_t * pDev, u32 srcaddr, u32 * databuff,
+ u32 databuffsize)
+{
+ u32 *p = databuff;
+ u32 temp;
+
+ if (srcaddr & 3)
+ return DSL_DEV_MEI_ERR_FAILURE;
+
+ // Set the read transfer address
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DX_AD, srcaddr);
+
+ // Read the data popped across DMA
+ while (databuffsize--) {
+ IFX_MEI_LongWordReadOffset (pDev, (u32) ME_DX_DATA, &temp);
+ if (databuff == (u32 *) DSL_DEV_PRIVATE(pDev)->CMV_RxMsg) // swap half word
+ MEI_HALF_WORD_SWAP (temp);
+ *p = temp;
+ p++;
+ }
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+
+}
+
+/**
+ * Switch the ARC control mode
+ * This function switchs the ARC control mode to JTAG mode or MEI mode
+ *
+ * \param pDev the device pointer
+ * \param mode The mode want to switch: JTAG_MASTER_MODE or MEI_MASTER_MODE.
+ * \ingroup Internal
+ */
+static void
+IFX_MEI_ControlModeSet (DSL_DEV_Device_t * pDev, int mode)
+{
+ u32 temp = 0x0;
+
+ IFX_MEI_LongWordReadOffset (pDev, (u32) ME_DBG_MASTER, &temp);
+ switch (mode) {
+ case JTAG_MASTER_MODE:
+ temp &= ~(HOST_MSTR);
+ break;
+ case MEI_MASTER_MODE:
+ temp |= (HOST_MSTR);
+ break;
+ default:
+ IFX_MEI_EMSG ("IFX_MEI_ControlModeSet: unkonwn mode [%d]\n", mode);
+ return;
+ }
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_MASTER, temp);
+}
+
+/**
+ * Disable ARC to MEI interrupt
+ *
+ * \param pDev the device pointer
+ * \ingroup Internal
+ */
+static void
+IFX_MEI_IRQDisable (DSL_DEV_Device_t * pDev)
+{
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_MASK, 0x0);
+}
+
+/**
+ * Eable ARC to MEI interrupt
+ *
+ * \param pDev the device pointer
+ * \ingroup Internal
+ */
+static void
+IFX_MEI_IRQEnable (DSL_DEV_Device_t * pDev)
+{
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_MASK, MSGAV_EN);
+}
+
+/**
+ * Poll for transaction complete signal
+ * This function polls and waits for transaction complete signal.
+ *
+ * \param pDev the device pointer
+ * \ingroup Internal
+ */
+static void
+meiPollForDbgDone (DSL_DEV_Device_t * pDev)
+{
+ u32 query = 0;
+ int i = 0;
+
+ while (i < WHILE_DELAY) {
+ IFX_MEI_LongWordReadOffset (pDev, (u32) ME_ARC2ME_STAT, &query);
+ query &= (ARC_TO_MEI_DBG_DONE);
+ if (query)
+ break;
+ i++;
+ if (i == WHILE_DELAY) {
+ IFX_MEI_EMSG ("PollforDbg fail!\n");
+ }
+ }
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_STAT, ARC_TO_MEI_DBG_DONE); // to clear this interrupt
+}
+
+/**
+ * ARC Debug Memory Access for a single DWORD reading.
+ * This function used for direct, address-based access to ARC memory.
+ *
+ * \param pDev the device pointer
+ * \param DEC_mode ARC memory space to used
+ * \param address Address to read
+ * \param data Pointer to data
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+_IFX_MEI_DBGLongWordRead (DSL_DEV_Device_t * pDev, u32 DEC_mode,
+ u32 address, u32 * data)
+{
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_DECODE, DEC_mode);
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_RD_AD, address);
+ meiPollForDbgDone (pDev);
+ IFX_MEI_LongWordReadOffset (pDev, (u32) ME_DBG_DATA, data);
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+/**
+ * ARC Debug Memory Access for a single DWORD writing.
+ * This function used for direct, address-based access to ARC memory.
+ *
+ * \param pDev the device pointer
+ * \param DEC_mode ARC memory space to used
+ * \param address The address to write
+ * \param data The data to write
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+_IFX_MEI_DBGLongWordWrite (DSL_DEV_Device_t * pDev, u32 DEC_mode,
+ u32 address, u32 data)
+{
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_DECODE, DEC_mode);
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_WR_AD, address);
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_DATA, data);
+ meiPollForDbgDone (pDev);
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+/**
+ * ARC Debug Memory Access for writing.
+ * This function used for direct, address-based access to ARC memory.
+ *
+ * \param pDev the device pointer
+ * \param destaddr The address to read
+ * \param databuffer Pointer to data
+ * \param databuffsize The number of DWORDs to read
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+
+static DSL_DEV_MeiError_t
+IFX_MEI_DebugWrite (DSL_DEV_Device_t * pDev, u32 destaddr,
+ u32 * databuff, u32 databuffsize)
+{
+ u32 i;
+ u32 temp = 0x0;
+ u32 address = 0x0;
+ u32 *buffer = 0x0;
+
+ // Open the debug port before DMP memory write
+ IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
+
+ // For the requested length, write the address and write the data
+ address = destaddr;
+ buffer = databuff;
+ for (i = 0; i < databuffsize; i++) {
+ temp = *buffer;
+ _IFX_MEI_DBGLongWordWrite (pDev, ME_DBG_DECODE_DMP1_MASK, address, temp);
+ address += 4;
+ buffer++;
+ }
+
+ // Close the debug port after DMP memory write
+ IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+/**
+ * ARC Debug Memory Access for reading.
+ * This function used for direct, address-based access to ARC memory.
+ *
+ * \param pDev the device pointer
+ * \param srcaddr The address to read
+ * \param databuffer Pointer to data
+ * \param databuffsize The number of DWORDs to read
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_DebugRead (DSL_DEV_Device_t * pDev, u32 srcaddr, u32 * databuff, u32 databuffsize)
+{
+ u32 i;
+ u32 temp = 0x0;
+ u32 address = 0x0;
+ u32 *buffer = 0x0;
+
+ // Open the debug port before DMP memory read
+ IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
+
+ // For the requested length, write the address and read the data
+ address = srcaddr;
+ buffer = databuff;
+ for (i = 0; i < databuffsize; i++) {
+ _IFX_MEI_DBGLongWordRead (pDev, ME_DBG_DECODE_DMP1_MASK, address, &temp);
+ *buffer = temp;
+ address += 4;
+ buffer++;
+ }
+
+ // Close the debug port after DMP memory read
+ IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+/**
+ * Send a message to ARC MailBox.
+ * This function sends a message to ARC Mailbox via ARC DMA interface.
+ *
+ * \param pDev the device pointer
+ * \param msgsrcbuffer Pointer to message.
+ * \param msgsize The number of words to write.
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_MailboxWrite (DSL_DEV_Device_t * pDev, u16 * msgsrcbuffer,
+ u16 msgsize)
+{
+ int i;
+ u32 arc_mailbox_status = 0x0;
+ u32 temp = 0;
+ DSL_DEV_MeiError_t meiMailboxError = DSL_DEV_MEI_ERR_SUCCESS;
+
+ // Write to mailbox
+ meiMailboxError =
+ IFX_MEI_DMAWrite (pDev, MEI_TO_ARC_MAILBOX, (u32 *) msgsrcbuffer, msgsize / 2);
+ meiMailboxError =
+ IFX_MEI_DMAWrite (pDev, MEI_TO_ARC_MAILBOXR, (u32 *) (&temp), 1);
+
+ // Notify arc that mailbox write completed
+ DSL_DEV_PRIVATE(pDev)->cmv_waiting = 1;
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ME2ARC_INT, MEI_TO_ARC_MSGAV);
+
+ i = 0;
+ while (i < WHILE_DELAY) { // wait for ARC to clear the bit
+ IFX_MEI_LongWordReadOffset (pDev, (u32) ME_ME2ARC_INT, &arc_mailbox_status);
+ if ((arc_mailbox_status & MEI_TO_ARC_MSGAV) != MEI_TO_ARC_MSGAV)
+ break;
+ i++;
+ if (i == WHILE_DELAY) {
+ IFX_MEI_EMSG (">>> Timeout waiting for ARC to clear MEI_TO_ARC_MSGAV!!!"
+ " MEI_TO_ARC message size = %d DWORDs <<<\n", msgsize/2);
+ meiMailboxError = DSL_DEV_MEI_ERR_FAILURE;
+ }
+ }
+
+ return meiMailboxError;
+}
+
+/**
+ * Read a message from ARC MailBox.
+ * This function reads a message from ARC Mailbox via ARC DMA interface.
+ *
+ * \param pDev the device pointer
+ * \param msgsrcbuffer Pointer to message.
+ * \param msgsize The number of words to read
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_MailboxRead (DSL_DEV_Device_t * pDev, u16 * msgdestbuffer,
+ u16 msgsize)
+{
+ DSL_DEV_MeiError_t meiMailboxError = DSL_DEV_MEI_ERR_SUCCESS;
+ // Read from mailbox
+ meiMailboxError =
+ IFX_MEI_DMARead (pDev, ARC_TO_MEI_MAILBOX, (u32 *) msgdestbuffer, msgsize / 2);
+
+ // Notify arc that mailbox read completed
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_STAT, ARC_TO_MEI_MSGAV);
+
+ return meiMailboxError;
+}
+
+/**
+ * Download boot pages to ARC.
+ * This function downloads boot pages to ARC.
+ *
+ * \param pDev the device pointer
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_DownloadBootPages (DSL_DEV_Device_t * pDev)
+{
+ int boot_loop;
+ int page_size;
+ u32 dest_addr;
+
+ /*
+ ** DMA the boot code page(s)
+ */
+
+ for (boot_loop = 1;
+ boot_loop <
+ (DSL_DEV_PRIVATE(pDev)->img_hdr-> count); boot_loop++) {
+ if ((DSL_DEV_PRIVATE(pDev)-> img_hdr->page[boot_loop].p_size) & BOOT_FLAG) {
+ page_size = IFX_MEI_GetPage (pDev, boot_loop,
+ GET_PROG, MAXSWAPSIZE,
+ mei_arc_swap_buff,
+ &dest_addr);
+ if (page_size > 0) {
+ IFX_MEI_DMAWrite (pDev, dest_addr,
+ mei_arc_swap_buff,
+ page_size);
+ }
+ }
+ if ((DSL_DEV_PRIVATE(pDev)-> img_hdr->page[boot_loop].d_size) & BOOT_FLAG) {
+ page_size = IFX_MEI_GetPage (pDev, boot_loop,
+ GET_DATA, MAXSWAPSIZE,
+ mei_arc_swap_buff,
+ &dest_addr);
+ if (page_size > 0) {
+ IFX_MEI_DMAWrite (pDev, dest_addr,
+ mei_arc_swap_buff,
+ page_size);
+ }
+ }
+ }
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+/**
+ * Initial efuse rar.
+ **/
+static void
+IFX_MEI_FuseInit (DSL_DEV_Device_t * pDev)
+{
+ u32 data = 0;
+ IFX_MEI_DMAWrite (pDev, IRAM0_BASE, &data, 1);
+ IFX_MEI_DMAWrite (pDev, IRAM0_BASE + 4, &data, 1);
+ IFX_MEI_DMAWrite (pDev, IRAM1_BASE, &data, 1);
+ IFX_MEI_DMAWrite (pDev, IRAM1_BASE + 4, &data, 1);
+ IFX_MEI_DMAWrite (pDev, BRAM_BASE, &data, 1);
+ IFX_MEI_DMAWrite (pDev, BRAM_BASE + 4, &data, 1);
+ IFX_MEI_DMAWrite (pDev, ADSL_DILV_BASE, &data, 1);
+ IFX_MEI_DMAWrite (pDev, ADSL_DILV_BASE + 4, &data, 1);
+}
+
+/**
+ * efuse rar program
+ **/
+static void
+IFX_MEI_FuseProg (DSL_DEV_Device_t * pDev)
+{
+ u32 reg_data, fuse_value;
+ int i = 0;
+
+ IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
+ while ((reg_data & 0x10000000) == 0) {
+ IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
+ i++;
+ /* 0x4000 translate to about 16 ms@111M, so should be enough */
+ if (i == 0x4000)
+ return;
+ }
+ // STEP a: Prepare memory for external accesses
+ // Write fuse_en bit24
+ IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
+ IFX_MEI_LongWordWrite ((u32) LTQ_RCU_RST, reg_data | (1 << 24));
+
+ IFX_MEI_FuseInit (pDev);
+ for (i = 0; i < 4; i++) {
+ IFX_MEI_LongWordRead ((u32) (LTQ_FUSE_BASE) + i * 4, &fuse_value);
+ switch (fuse_value & 0xF0000) {
+ case 0x80000:
+ reg_data = ((fuse_value & RX_DILV_ADDR_BIT_MASK) |
+ (RX_DILV_ADDR_BIT_MASK + 0x1));
+ IFX_MEI_DMAWrite (pDev, ADSL_DILV_BASE, ®_data, 1);
+ break;
+ case 0x90000:
+ reg_data = ((fuse_value & RX_DILV_ADDR_BIT_MASK) |
+ (RX_DILV_ADDR_BIT_MASK + 0x1));
+ IFX_MEI_DMAWrite (pDev, ADSL_DILV_BASE + 4, ®_data, 1);
+ break;
+ case 0xA0000:
+ reg_data = ((fuse_value & IRAM0_ADDR_BIT_MASK) |
+ (IRAM0_ADDR_BIT_MASK + 0x1));
+ IFX_MEI_DMAWrite (pDev, IRAM0_BASE, ®_data, 1);
+ break;
+ case 0xB0000:
+ reg_data = ((fuse_value & IRAM0_ADDR_BIT_MASK) |
+ (IRAM0_ADDR_BIT_MASK + 0x1));
+ IFX_MEI_DMAWrite (pDev, IRAM0_BASE + 4, ®_data, 1);
+ break;
+ case 0xC0000:
+ reg_data = ((fuse_value & IRAM1_ADDR_BIT_MASK) |
+ (IRAM1_ADDR_BIT_MASK + 0x1));
+ IFX_MEI_DMAWrite (pDev, IRAM1_BASE, ®_data, 1);
+ break;
+ case 0xD0000:
+ reg_data = ((fuse_value & IRAM1_ADDR_BIT_MASK) |
+ (IRAM1_ADDR_BIT_MASK + 0x1));
+ IFX_MEI_DMAWrite (pDev, IRAM1_BASE + 4, ®_data, 1);
+ break;
+ case 0xE0000:
+ reg_data = ((fuse_value & BRAM_ADDR_BIT_MASK) |
+ (BRAM_ADDR_BIT_MASK + 0x1));
+ IFX_MEI_DMAWrite (pDev, BRAM_BASE, ®_data, 1);
+ break;
+ case 0xF0000:
+ reg_data = ((fuse_value & BRAM_ADDR_BIT_MASK) |
+ (BRAM_ADDR_BIT_MASK + 0x1));
+ IFX_MEI_DMAWrite (pDev, BRAM_BASE + 4, ®_data, 1);
+ break;
+ default: // PPE efuse
+ break;
+ }
+ }
+ IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
+ IFX_MEI_LongWordWrite ((u32) LTQ_RCU_RST, reg_data & ~(1 << 24));
+ IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
+}
+
+/**
+ * Enable DFE Clock
+ * This function enables DFE Clock
+ *
+ * \param pDev the device pointer
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_EnableCLK (DSL_DEV_Device_t * pDev)
+{
+ u32 arc_debug_data = 0;
+ IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
+ //enable ac_clk signal
+ _IFX_MEI_DBGLongWordRead (pDev, ME_DBG_DECODE_DMP1_MASK,
+ CRI_CCR0, &arc_debug_data);
+ arc_debug_data |= ACL_CLK_MODE_ENABLE;
+ _IFX_MEI_DBGLongWordWrite (pDev, ME_DBG_DECODE_DMP1_MASK,
+ CRI_CCR0, arc_debug_data);
+ IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+/**
+ * Halt the ARC.
+ * This function halts the ARC.
+ *
+ * \param pDev the device pointer
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_HaltArc (DSL_DEV_Device_t * pDev)
+{
+ u32 arc_debug_data = 0x0;
+
+ // Switch arc control from JTAG mode to MEI mode
+ IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
+ _IFX_MEI_DBGLongWordRead (pDev, MEI_DEBUG_DEC_AUX_MASK,
+ ARC_DEBUG, &arc_debug_data);
+ arc_debug_data |= ARC_DEBUG_HALT;
+ _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK,
+ ARC_DEBUG, arc_debug_data);
+ // Switch arc control from MEI mode to JTAG mode
+ IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
+
+ MEI_WAIT (10);
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+/**
+ * Run the ARC.
+ * This function runs the ARC.
+ *
+ * \param pDev the device pointer
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_RunArc (DSL_DEV_Device_t * pDev)
+{
+ u32 arc_debug_data = 0x0;
+
+ // Switch arc control from JTAG mode to MEI mode- write '1' to bit0
+ IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
+ _IFX_MEI_DBGLongWordRead (pDev, MEI_DEBUG_DEC_AUX_MASK,
+ AUX_STATUS, &arc_debug_data);
+
+ // Write debug data reg with content ANDd with 0xFDFFFFFF (halt bit cleared)
+ arc_debug_data &= ~ARC_AUX_HALT;
+ _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK,
+ AUX_STATUS, arc_debug_data);
+
+ // Switch arc control from MEI mode to JTAG mode- write '0' to bit0
+ IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
+ // Enable mask for arc codeswap interrupts
+ IFX_MEI_IRQEnable (pDev);
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+
+}
+
+/**
+ * Reset the ARC.
+ * This function resets the ARC.
+ *
+ * \param pDev the device pointer
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_ResetARC (DSL_DEV_Device_t * pDev)
+{
+ u32 arc_debug_data = 0;
+
+ IFX_MEI_HaltArc (pDev);
+
+ IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, &arc_debug_data);
+ IFX_MEI_LongWordWrite ((u32) LTQ_RCU_RST,
+ arc_debug_data | LTQ_RCU_RST_REQ_DFE | LTQ_RCU_RST_REQ_AFE);
+
+ // reset ARC
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_RST_CTRL, MEI_SOFT_RESET);
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_RST_CTRL, 0);
+
+ IFX_MEI_IRQDisable (pDev);
+
+ IFX_MEI_EnableCLK (pDev);
+
+#if 0
+ // reset part of PPE
+ *(unsigned long *) (BSP_PPE32_SRST) = 0xC30;
+ *(unsigned long *) (BSP_PPE32_SRST) = 0xFFF;
+#endif
+
+ DSL_DEV_PRIVATE(pDev)->modem_ready = 0;
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+DSL_DEV_MeiError_t
+DSL_BSP_Showtime (DSL_DEV_Device_t * dev, DSL_uint32_t rate_fast, DSL_uint32_t rate_intl)
+{
+ struct port_cell_info port_cell = {0};
+
+ IFX_MEI_EMSG ("Datarate US intl = %d, fast = %d\n", (int)rate_intl,
+ (int)rate_fast);
+
+ if ( rate_fast )
+ g_tx_link_rate[0] = rate_fast / (53 * 8);
+ if ( rate_intl )
+ g_tx_link_rate[1] = rate_intl / (53 * 8);
+
+ if ( g_tx_link_rate[0] == 0 && g_tx_link_rate[1] == 0 ) {
+ IFX_MEI_EMSG ("Got rate fail.\n");
+ }
+
+ if ( ifx_mei_atm_showtime_enter )
+ {
+ port_cell.port_num = 2;
+ port_cell.tx_link_rate[0] = g_tx_link_rate[0];
+ port_cell.tx_link_rate[1] = g_tx_link_rate[1];
+ ifx_mei_atm_showtime_enter(&port_cell, g_xdata_addr);
+ }
+ else
+ {
+ IFX_MEI_EMSG("no hookup from ATM driver to set cell rate\n");
+ }
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+};
+
+/**
+ * Reset/halt/run the DFE.
+ * This function provide operations to reset/halt/run the DFE.
+ *
+ * \param pDev the device pointer
+ * \param mode which operation want to do
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_CpuModeSet (DSL_DEV_Device_t *pDev,
+ DSL_DEV_CpuMode_t mode)
+{
+ DSL_DEV_MeiError_t err_ret = DSL_DEV_MEI_ERR_FAILURE;
+ switch (mode) {
+ case DSL_CPU_HALT:
+ err_ret = IFX_MEI_HaltArc (pDev);
+ break;
+ case DSL_CPU_RUN:
+ err_ret = IFX_MEI_RunArc (pDev);
+ break;
+ case DSL_CPU_RESET:
+ err_ret = IFX_MEI_ResetARC (pDev);
+ break;
+ default:
+ break;
+ }
+ return err_ret;
+}
+
+/**
+ * Accress DFE memory.
+ * This function provide a way to access DFE memory;
+ *
+ * \param pDev the device pointer
+ * \param type read or write
+ * \param destaddr destination address
+ * \param databuff pointer to hold data
+ * \param databuffsize size want to read/write
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+DSL_DEV_MeiError_t
+DSL_BSP_MemoryDebugAccess (DSL_DEV_Device_t * pDev,
+ DSL_BSP_MemoryAccessType_t type,
+ DSL_uint32_t destaddr, DSL_uint32_t *databuff,
+ DSL_uint32_t databuffsize)
+{
+ DSL_DEV_MeiError_t meierr = DSL_DEV_MEI_ERR_SUCCESS;
+ switch (type) {
+ case DSL_BSP_MEMORY_READ:
+ meierr = IFX_MEI_DebugRead (pDev, (u32)destaddr, (u32*)databuff, (u32)databuffsize);
+ break;
+ case DSL_BSP_MEMORY_WRITE:
+ meierr = IFX_MEI_DebugWrite (pDev, (u32)destaddr, (u32*)databuff, (u32)databuffsize);
+ break;
+ }
+ return DSL_DEV_MEI_ERR_SUCCESS;
+};
+
+/**
+ * Download boot code to ARC.
+ * This function downloads boot code to ARC.
+ *
+ * \param pDev the device pointer
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_DownloadBootCode (DSL_DEV_Device_t *pDev)
+{
+ IFX_MEI_IRQDisable (pDev);
+
+ IFX_MEI_EnableCLK (pDev);
+
+ IFX_MEI_FuseProg (pDev); //program fuse rar
+
+ IFX_MEI_DownloadBootPages (pDev);
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+};
+
+/**
+ * Enable Jtag debugger interface
+ * This function setups mips gpio to enable jtag debugger
+ *
+ * \param pDev the device pointer
+ * \param enable enable or disable
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_ArcJtagEnable (DSL_DEV_Device_t *dev, int enable)
+{
+ /*
+ int meierr=0;
+ u32 reg_data;
+ switch (enable) {
+ case 1:
+ //reserve gpio 9, 10, 11, 14, 19 for ARC JTAG
+ ifxmips_port_reserve_pin (0, 9);
+ ifxmips_port_reserve_pin (0, 10);
+ ifxmips_port_reserve_pin (0, 11);
+ ifxmips_port_reserve_pin (0, 14);
+ ifxmips_port_reserve_pin (1, 3);
+
+ ifxmips_port_set_dir_in(0, 11);
+ ifxmips_port_clear_altsel0(0, 11);
+ ifxmips_port_clear_altsel1(0, 11);
+ ifxmips_port_set_open_drain(0, 11);
+ //enable ARC JTAG
+ IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
+ IFX_MEI_LongWordWrite ((u32) LTQ_RCU_RST, reg_data | LTQ_RCU_RST_REQ_ARC_JTAG);
+ break;
+ case 0:
+ default:
+ break;
+ }
+jtag_end:
+ if (meierr)
+ return DSL_DEV_MEI_ERR_FAILURE;
+*/
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+};
+
+/**
+ * Enable DFE to MIPS interrupt
+ * This function enable DFE to MIPS interrupt
+ *
+ * \param pDev the device pointer
+ * \param enable enable or disable
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_AdslMailboxIRQEnable (DSL_DEV_Device_t *pDev, int enable)
+{
+ DSL_DEV_MeiError_t meierr;
+ switch (enable) {
+ case 0:
+ meierr = DSL_DEV_MEI_ERR_SUCCESS;
+ IFX_MEI_IRQDisable (pDev);
+ break;
+ case 1:
+ IFX_MEI_IRQEnable (pDev);
+ meierr = DSL_DEV_MEI_ERR_SUCCESS;
+ break;
+ default:
+ meierr = DSL_DEV_MEI_ERR_FAILURE;
+ break;
+
+ }
+ return meierr;
+}
+
+/**
+ * Get the modem status
+ * This function return the modem status
+ *
+ * \param pDev the device pointer
+ * \return 1: modem ready 0: not ready
+ * \ingroup Internal
+ */
+static int
+IFX_MEI_IsModemReady (DSL_DEV_Device_t * pDev)
+{
+ return DSL_DEV_PRIVATE(pDev)->modem_ready;
+}
+
+DSL_DEV_MeiError_t
+DSL_BSP_AdslLedInit (DSL_DEV_Device_t * dev,
+ DSL_DEV_LedId_t led_number,
+ DSL_DEV_LedType_t type,
+ DSL_DEV_LedHandler_t handler)
+{
+#if 0
+ struct led_config_param param;
+ if (led_number == DSL_LED_LINK_ID && type == DSL_LED_LINK_TYPE && handler == /*DSL_LED_HD_CPU*/DSL_LED_HD_FW) {
+ param.operation_mask = CONFIG_OPERATION_UPDATE_SOURCE;
+ param.led = 0x01;
+ param.source = 0x01;
+// bsp_led_config (¶m);
+
+ } else if (led_number == DSL_LED_DATA_ID && type == DSL_LED_DATA_TYPE && (handler == DSL_LED_HD_FW)) {
+ param.operation_mask = CONFIG_OPERATION_UPDATE_SOURCE;
+ param.led = 0x02;
+ param.source = 0x02;
+// bsp_led_config (¶m);
+ }
+#endif
+ return DSL_DEV_MEI_ERR_SUCCESS;
+};
+#if 0
+DSL_DEV_MeiError_t
+DSL_BSP_AdslLedSet (DSL_DEV_Device_t * dev, DSL_DEV_LedId_t led_number, DSL_DEV_LedMode_t mode)
+{
+ printk(KERN_INFO "[%s %d]: mode = %#x, led_number = %d\n", __func__, __LINE__, mode, led_number);
+ switch (mode) {
+ case DSL_LED_OFF:
+ switch (led_number) {
+ case DSL_LED_LINK_ID:
+#ifdef CONFIG_BSP_LED
+ bsp_led_set_blink (1, 0);
+ bsp_led_set_data (1, 0);
+#endif
+ break;
+ case DSL_LED_DATA_ID:
+#ifdef CONFIG_BSP_LED
+ bsp_led_set_blink (0, 0);
+ bsp_led_set_data (0, 0);
+#endif
+ break;
+ }
+ break;
+ case DSL_LED_FLASH:
+ switch (led_number) {
+ case DSL_LED_LINK_ID:
+#ifdef CONFIG_BSP_LED
+ bsp_led_set_blink (1, 1); // data
+#endif
+ break;
+ case DSL_LED_DATA_ID:
+#ifdef CONFIG_BSP_LED
+ bsp_led_set_blink (0, 1); // data
+#endif
+ break;
+ }
+ break;
+ case DSL_LED_ON:
+ switch (led_number) {
+ case DSL_LED_LINK_ID:
+#ifdef CONFIG_BSP_LED
+ bsp_led_set_blink (1, 0);
+ bsp_led_set_data (1, 1);
+#endif
+ break;
+ case DSL_LED_DATA_ID:
+#ifdef CONFIG_BSP_LED
+ bsp_led_set_blink (0, 0);
+ bsp_led_set_data (0, 1);
+#endif
+ break;
+ }
+ break;
+ }
+ return DSL_DEV_MEI_ERR_SUCCESS;
+};
+
+#endif
+
+/**
+* Compose a message.
+* This function compose a message from opcode, group, address, index, size, and data
+*
+* \param opcode The message opcode
+* \param group The message group number
+* \param address The message address.
+* \param index The message index.
+* \param size The number of words to read/write.
+* \param data The pointer to data.
+* \param CMVMSG The pointer to message buffer.
+* \ingroup Internal
+*/
+void
+makeCMV (u8 opcode, u8 group, u16 address, u16 index, int size, u16 * data, u16 *CMVMSG)
+{
+ memset (CMVMSG, 0, MSG_LENGTH * 2);
+ CMVMSG[0] = (opcode << 4) + (size & 0xf);
+ CMVMSG[1] = (((index == 0) ? 0 : 1) << 7) + (group & 0x7f);
+ CMVMSG[2] = address;
+ CMVMSG[3] = index;
+ if (opcode == H2D_CMV_WRITE)
+ memcpy (CMVMSG + 4, data, size * 2);
+ return;
+}
+
+/**
+ * Send a message to ARC and read the response
+ * This function sends a message to arc, waits the response, and reads the responses.
+ *
+ * \param pDev the device pointer
+ * \param request Pointer to the request
+ * \param reply Wait reply or not.
+ * \param response Pointer to the response
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+DSL_DEV_MeiError_t
+DSL_BSP_SendCMV (DSL_DEV_Device_t * pDev, u16 * request, int reply, u16 * response) // write cmv to arc, if reply needed, wait for reply
+{
+ DSL_DEV_MeiError_t meierror;
+#if defined(BSP_PORT_RTEMS)
+ int delay_counter = 0;
+#endif
+
+ if (MEI_MUTEX_LOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema))
+ return -ERESTARTSYS;
+
+ DSL_DEV_PRIVATE(pDev)->cmv_reply = reply;
+ memset (DSL_DEV_PRIVATE(pDev)->CMV_RxMsg, 0,
+ sizeof (DSL_DEV_PRIVATE(pDev)->
+ CMV_RxMsg));
+ DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
+
+ meierror = IFX_MEI_MailboxWrite (pDev, request, MSG_LENGTH);
+
+ if (meierror != DSL_DEV_MEI_ERR_SUCCESS) {
+ DSL_DEV_PRIVATE(pDev)->cmv_waiting = 0;
+ DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
+ IFX_MEI_EMSG ("MailboxWrite Fail!\n");
+ IFX_MEI_EMSG ("Resetting ARC...\n");
+ IFX_MEI_ResetARC(pDev);
+ MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
+ return meierror;
+ }
+ else {
+ DSL_DEV_PRIVATE(pDev)->cmv_count++;
+ }
+
+ if (DSL_DEV_PRIVATE(pDev)->cmv_reply ==
+ NO_REPLY) {
+ MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
+ return DSL_DEV_MEI_ERR_SUCCESS;
+ }
+
+#if !defined(BSP_PORT_RTEMS)
+ if (DSL_DEV_PRIVATE(pDev)->arcmsgav == 0)
+ MEI_WAIT_EVENT_TIMEOUT (DSL_DEV_PRIVATE(pDev)->wait_queue_arcmsgav, CMV_TIMEOUT);
+#else
+ while (DSL_DEV_PRIVATE(pDev)->arcmsgav == 0 && delay_counter < CMV_TIMEOUT / 5) {
+ MEI_WAIT (5);
+ delay_counter++;
+ }
+#endif
+
+ DSL_DEV_PRIVATE(pDev)->cmv_waiting = 0;
+ if (DSL_DEV_PRIVATE(pDev)->arcmsgav == 0) { //CMV_timeout
+ DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
+ IFX_MEI_EMSG ("\%s: DSL_DEV_MEI_ERR_MAILBOX_TIMEOUT\n",
+ __FUNCTION__);
+ MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
+ return DSL_DEV_MEI_ERR_MAILBOX_TIMEOUT;
+ }
+ else {
+ DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
+ DSL_DEV_PRIVATE(pDev)->
+ reply_count++;
+ memcpy (response, DSL_DEV_PRIVATE(pDev)->CMV_RxMsg, MSG_LENGTH * 2);
+ MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
+ return DSL_DEV_MEI_ERR_SUCCESS;
+ }
+ MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+/**
+ * Reset the ARC, download boot codes, and run the ARC.
+ * This function resets the ARC, downloads boot codes to ARC, and runs the ARC.
+ *
+ * \param pDev the device pointer
+ * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
+ * \ingroup Internal
+ */
+static DSL_DEV_MeiError_t
+IFX_MEI_RunAdslModem (DSL_DEV_Device_t *pDev)
+{
+ int nSize = 0, idx = 0;
+ uint32_t im0_register, im2_register;
+// DSL_DEV_WinHost_Message_t m;
+
+ if (mei_arc_swap_buff == NULL) {
+ mei_arc_swap_buff =
+ (u32 *) kmalloc (MAXSWAPSIZE * 4, GFP_KERNEL);
+ if (mei_arc_swap_buff == NULL) {
+ IFX_MEI_EMSG (">>> malloc fail for codeswap buff!!! <<<\n");
+ return DSL_DEV_MEI_ERR_FAILURE;
+ }
+ IFX_MEI_DMSG("allocate %dKB swap buff memory at: 0x%p\n", ksize(mei_arc_swap_buff)/1024, mei_arc_swap_buff);
+ }
+
+ DSL_DEV_PRIVATE(pDev)->img_hdr =
+ (ARC_IMG_HDR *) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[0].address;
+ if ((DSL_DEV_PRIVATE(pDev)->img_hdr->
+ count) * sizeof (ARC_SWP_PAGE_HDR) > SDRAM_SEGMENT_SIZE) {
+ IFX_MEI_EMSG ("firmware header size is bigger than 64K segment size\n");
+ return DSL_DEV_MEI_ERR_FAILURE;
+ }
+ // check image size
+ for (idx = 0; idx < MAX_BAR_REGISTERS; idx++) {
+ nSize += DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].nCopy;
+ }
+ if (nSize !=
+ DSL_DEV_PRIVATE(pDev)->image_size) {
+ IFX_MEI_EMSG ("Firmware download is not completed. Please download firmware again!\n");
+ return DSL_DEV_MEI_ERR_FAILURE;
+ }
+ // TODO: check crc
+ ///
+
+ IFX_MEI_ResetARC (pDev);
+ IFX_MEI_HaltArc (pDev);
+ IFX_MEI_BarUpdate (pDev, DSL_DEV_PRIVATE(pDev)->nBar);
+
+ //IFX_MEI_DMSG("Starting to meiDownloadBootCode\n");
+
+ IFX_MEI_DownloadBootCode (pDev);
+
+ im0_register = (*LTQ_ICU_IM0_IER) & (1 << 20);
+ im2_register = (*LTQ_ICU_IM2_IER) & (1 << 20);
+
+ /* Turn off irq */
+ disable_irq (LTQ_USB_OC_INT);
+ disable_irq (pDev->nIrq[IFX_DYING_GASP]);
+
+ IFX_MEI_RunArc (pDev);
+
+ MEI_WAIT_EVENT_TIMEOUT (DSL_DEV_PRIVATE(pDev)->wait_queue_modemready, 1000);
+
+ MEI_MASK_AND_ACK_IRQ (LTQ_USB_OC_INT);
+ MEI_MASK_AND_ACK_IRQ (pDev->nIrq[IFX_DYING_GASP]);
+
+ /* Re-enable irq */
+ enable_irq(pDev->nIrq[IFX_DYING_GASP]);
+ *LTQ_ICU_IM0_IER |= im0_register;
+ *LTQ_ICU_IM2_IER |= im2_register;
+
+ if (DSL_DEV_PRIVATE(pDev)->modem_ready != 1) {
+ IFX_MEI_EMSG ("Modem failed to be ready!\n");
+ return DSL_DEV_MEI_ERR_FAILURE;
+ } else {
+ IFX_MEI_DMSG("Modem is ready.\n");
+ return DSL_DEV_MEI_ERR_SUCCESS;
+ }
+}
+
+/**
+ * Get the page's data pointer
+ * This function caculats the data address from the firmware header.
+ *
+ * \param pDev the device pointer
+ * \param Page The page number.
+ * \param data Data page or program page.
+ * \param MaxSize The maximum size to read.
+ * \param Buffer Pointer to data.
+ * \param Dest Pointer to the destination address.
+ * \return The number of bytes to read.
+ * \ingroup Internal
+ */
+static int
+IFX_MEI_GetPage (DSL_DEV_Device_t * pDev, u32 Page, u32 data,
+ u32 MaxSize, u32 * Buffer, u32 * Dest)
+{
+ u32 size;
+ u32 i;
+ u32 *p;
+ u32 idx, offset, nBar = 0;
+
+ if (Page > DSL_DEV_PRIVATE(pDev)->img_hdr->count)
+ return -2;
+ /*
+ ** Get program or data size, depending on "data" flag
+ */
+ size = (data == GET_DATA) ? (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].d_size) :
+ (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].p_size);
+ size &= BOOT_FLAG_MASK; // Clear boot bit!
+ if (size > MaxSize)
+ return -1;
+
+ if (size == 0)
+ return 0;
+ /*
+ ** Get program or data offset, depending on "data" flag
+ */
+ i = data ? (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].d_offset) :
+ (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].p_offset);
+
+ /*
+ ** Copy data/program to buffer
+ */
+
+ idx = i / SDRAM_SEGMENT_SIZE;
+ offset = i % SDRAM_SEGMENT_SIZE;
+ p = (u32 *) ((u8 *) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].address + offset);
+
+ for (i = 0; i < size; i++) {
+ if (offset + i * 4 - (nBar * SDRAM_SEGMENT_SIZE) >= SDRAM_SEGMENT_SIZE) {
+ idx++;
+ nBar++;
+ p = (u32 *) ((u8 *) KSEG1ADDR ((u32)DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].address));
+ }
+ Buffer[i] = *p++;
+ }
+
+ /*
+ ** Pass back data/program destination address
+ */
+ *Dest = data ? (DSL_DEV_PRIVATE(pDev)-> img_hdr->page[Page].d_dest) :
+ (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].p_dest);
+
+ return size;
+}
+
+/**
+ * Free the memory for ARC firmware
+ *
+ * \param pDev the device pointer
+ * \param type Free all memory or free the unused memory after showtime
+ * \ingroup Internal
+ */
+const char *free_str[4] = {"Invalid", "Free_Reload", "Free_Showtime", "Free_All"};
+static int
+IFX_MEI_DFEMemoryFree (DSL_DEV_Device_t * pDev, int type)
+{
+ int idx = 0;
+ smmu_mem_info_t *adsl_mem_info =
+ DSL_DEV_PRIVATE(pDev)->adsl_mem_info;
+
+ for (idx = 0; idx < MAX_BAR_REGISTERS; idx++) {
+ if (type == FREE_ALL ||adsl_mem_info[idx].type == type) {
+ if (adsl_mem_info[idx].size > 0) {
+ IFX_MEI_DMSG ("Freeing memory %p (%s)\n", adsl_mem_info[idx].org_address, free_str[adsl_mem_info[idx].type]);
+ if ( idx == XDATA_REGISTER ) {
+ g_xdata_addr = NULL;
+ if ( ifx_mei_atm_showtime_exit )
+ ifx_mei_atm_showtime_exit();
+ }
+ kfree (adsl_mem_info[idx].org_address);
+ adsl_mem_info[idx].org_address = 0;
+ adsl_mem_info[idx].address = 0;
+ adsl_mem_info[idx].size = 0;
+ adsl_mem_info[idx].type = 0;
+ adsl_mem_info[idx].nCopy = 0;
+ }
+ }
+ }
+
+ if(mei_arc_swap_buff != NULL){
+ IFX_MEI_DMSG("free %dKB swap buff memory at: 0x%p\n", ksize(mei_arc_swap_buff)/1024, mei_arc_swap_buff);
+ kfree(mei_arc_swap_buff);
+ mei_arc_swap_buff=NULL;
+ }
+
+ return 0;
+}
+static int
+IFX_MEI_DFEMemoryAlloc (DSL_DEV_Device_t * pDev, long size)
+{
+ unsigned long mem_ptr;
+ char *org_mem_ptr = NULL;
+ int idx = 0;
+ long total_size = 0;
+ int err = 0;
+ smmu_mem_info_t *adsl_mem_info =
+ ((ifx_mei_device_private_t *) pDev->pPriv)->adsl_mem_info;
+// DSL_DEV_PRIVATE(pDev)->adsl_mem_info;
+ int allocate_size = SDRAM_SEGMENT_SIZE;
+
+ IFX_MEI_DMSG("image_size = %ld\n", size);
+ // Alloc Swap Pages
+ for (idx = 0; size > 0 && idx < MAX_BAR_REGISTERS; idx++) {
+ // skip bar15 for XDATA usage.
+ if (idx == XDATA_REGISTER)
+ continue;
+#if 0
+ if (size < SDRAM_SEGMENT_SIZE) {
+ allocate_size = size;
+ if (allocate_size < 1024)
+ allocate_size = 1024;
+ }
+#endif
+ if (idx == (MAX_BAR_REGISTERS - 1))
+ allocate_size = size;
+ else
+ allocate_size = SDRAM_SEGMENT_SIZE;
+
+ org_mem_ptr = kmalloc (allocate_size, GFP_KERNEL);
+ if (org_mem_ptr == NULL) {
+ IFX_MEI_EMSG ("%d: kmalloc %d bytes memory fail!\n", idx, allocate_size);
+ err = -ENOMEM;
+ goto allocate_error;
+ }
+
+ if (((unsigned long)org_mem_ptr) & (1023)) {
+ /* Pointer not 1k aligned, so free it and allocate a larger chunk
+ * for further alignment.
+ */
+ kfree(org_mem_ptr);
+ org_mem_ptr = kmalloc (allocate_size + 1024, GFP_KERNEL);
+ if (org_mem_ptr == NULL) {
+ IFX_MEI_EMSG ("%d: kmalloc %d bytes memory fail!\n",
+ idx, allocate_size + 1024);
+ err = -ENOMEM;
+ goto allocate_error;
+ }
+ mem_ptr = (unsigned long) (org_mem_ptr + 1023) & ~(1024 -1);
+ } else {
+ mem_ptr = (unsigned long) org_mem_ptr;
+ }
+
+ adsl_mem_info[idx].address = (char *) mem_ptr;
+ adsl_mem_info[idx].org_address = org_mem_ptr;
+ adsl_mem_info[idx].size = allocate_size;
+ size -= allocate_size;
+ total_size += allocate_size;
+ }
+ if (size > 0) {
+ IFX_MEI_EMSG ("Image size is too large!\n");
+ err = -EFBIG;
+ goto allocate_error;
+ }
+ err = idx;
+ return err;
+
+ allocate_error:
+ IFX_MEI_DFEMemoryFree (pDev, FREE_ALL);
+ return err;
+}
+
+/**
+ * Program the BAR registers
+ *
+ * \param pDev the device pointer
+ * \param nTotalBar The number of bar to program.
+ * \ingroup Internal
+ */
+static int
+IFX_MEI_BarUpdate (DSL_DEV_Device_t * pDev, int nTotalBar)
+{
+ int idx = 0;
+ smmu_mem_info_t *adsl_mem_info =
+ DSL_DEV_PRIVATE(pDev)->adsl_mem_info;
+
+ for (idx = 0; idx < nTotalBar; idx++) {
+ //skip XDATA register
+ if (idx == XDATA_REGISTER)
+ continue;
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XMEM_BAR_BASE + idx * 4,
+ (((uint32_t) adsl_mem_info[idx].address) & 0x0FFFFFFF));
+ }
+ for (idx = nTotalBar; idx < MAX_BAR_REGISTERS; idx++) {
+ if (idx == XDATA_REGISTER)
+ continue;
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XMEM_BAR_BASE + idx * 4,
+ (((uint32_t)adsl_mem_info[nTotalBar - 1].address) & 0x0FFFFFFF));
+ /* These are for /proc/danube_mei/meminfo purpose */
+ adsl_mem_info[idx].address = adsl_mem_info[nTotalBar - 1].address;
+ adsl_mem_info[idx].org_address = adsl_mem_info[nTotalBar - 1].org_address;
+ adsl_mem_info[idx].size = 0; /* Prevent it from being freed */
+ }
+
+ g_xdata_addr = adsl_mem_info[XDATA_REGISTER].address;
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XMEM_BAR_BASE + XDATA_REGISTER * 4,
+ (((uint32_t) adsl_mem_info [XDATA_REGISTER].address) & 0x0FFFFFFF));
+ // update MEI_XDATA_BASE_SH
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XDATA_BASE_SH,
+ ((unsigned long)adsl_mem_info[XDATA_REGISTER].address) & 0x0FFFFFFF);
+
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+/* This copies the firmware from secondary storage to 64k memory segment in SDRAM */
+DSL_DEV_MeiError_t
+DSL_BSP_FWDownload (DSL_DEV_Device_t * pDev, const char *buf,
+ unsigned long size, long *loff, long *current_offset)
+{
+ ARC_IMG_HDR img_hdr_tmp;
+ smmu_mem_info_t *adsl_mem_info = DSL_DEV_PRIVATE(pDev)->adsl_mem_info;
+
+ size_t nRead = 0, nCopy = 0;
+ char *mem_ptr;
+ char *org_mem_ptr = NULL;
+ ssize_t retval = -ENOMEM;
+ int idx = 0;
+
+ IFX_MEI_DMSG("\n");
+
+ if (*loff == 0) {
+ if (size < sizeof (img_hdr_tmp)) {
+ IFX_MEI_EMSG ("Firmware size is too small!\n");
+ return retval;
+ }
+ copy_from_user ((char *) &img_hdr_tmp, buf, sizeof (img_hdr_tmp));
+ // header of image_size and crc are not included.
+ DSL_DEV_PRIVATE(pDev)->image_size = le32_to_cpu (img_hdr_tmp.size) + 8;
+
+ if (DSL_DEV_PRIVATE(pDev)->image_size > 1024 * 1024) {
+ IFX_MEI_EMSG ("Firmware size is too large!\n");
+ return retval;
+ }
+ // check if arc is halt
+ IFX_MEI_ResetARC (pDev);
+ IFX_MEI_HaltArc (pDev);
+
+ IFX_MEI_DFEMemoryFree (pDev, FREE_ALL); //free all
+
+ retval = IFX_MEI_DFEMemoryAlloc (pDev, DSL_DEV_PRIVATE(pDev)->image_size);
+ if (retval < 0) {
+ IFX_MEI_EMSG ("Error: No memory space left.\n");
+ goto error;
+ }
+ for (idx = 0; idx < retval; idx++) {
+ //skip XDATA register
+ if (idx == XDATA_REGISTER)
+ continue;
+ if (idx * SDRAM_SEGMENT_SIZE < le32_to_cpu (img_hdr_tmp.page[0].p_offset))
+ adsl_mem_info[idx].type = FREE_RELOAD;
+ else
+ adsl_mem_info[idx].type = FREE_SHOWTIME;
+ }
+ DSL_DEV_PRIVATE(pDev)->nBar = retval;
+
+ DSL_DEV_PRIVATE(pDev)->img_hdr =
+ (ARC_IMG_HDR *) adsl_mem_info[0].address;
+
+ org_mem_ptr = kmalloc (SDRAM_SEGMENT_SIZE, GFP_KERNEL);
+ if (org_mem_ptr == NULL) {
+ IFX_MEI_EMSG ("kmalloc memory fail!\n");
+ retval = -ENOMEM;
+ goto error;
+ }
+
+ if (((unsigned long)org_mem_ptr) & (1023)) {
+ /* Pointer not 1k aligned, so free it and allocate a larger chunk
+ * for further alignment.
+ */
+ kfree(org_mem_ptr);
+ org_mem_ptr = kmalloc (SDRAM_SEGMENT_SIZE + 1024, GFP_KERNEL);
+ if (org_mem_ptr == NULL) {
+ IFX_MEI_EMSG ("kmalloc memory fail!\n");
+ retval = -ENOMEM;
+ goto error;
+ }
+ adsl_mem_info[XDATA_REGISTER].address =
+ (char *) ((unsigned long) (org_mem_ptr + 1023) & ~(1024 -1));
+ } else {
+ adsl_mem_info[XDATA_REGISTER].address = org_mem_ptr;
+ }
+
+ adsl_mem_info[XDATA_REGISTER].org_address = org_mem_ptr;
+ adsl_mem_info[XDATA_REGISTER].size = SDRAM_SEGMENT_SIZE;
+
+ adsl_mem_info[XDATA_REGISTER].type = FREE_RELOAD;
+ IFX_MEI_DMSG("-> IFX_MEI_BarUpdate()\n");
+ IFX_MEI_BarUpdate (pDev, (DSL_DEV_PRIVATE(pDev)->nBar));
+ }
+ else if (DSL_DEV_PRIVATE(pDev)-> image_size == 0) {
+ IFX_MEI_EMSG ("Error: Firmware size=0! \n");
+ goto error;
+ }
+
+ nRead = 0;
+ while (nRead < size) {
+ long offset = ((long) (*loff) + nRead) % SDRAM_SEGMENT_SIZE;
+ idx = (((long) (*loff)) + nRead) / SDRAM_SEGMENT_SIZE;
+ mem_ptr = (char *) KSEG1ADDR ((unsigned long) (adsl_mem_info[idx].address) + offset);
+ if ((size - nRead + offset) > SDRAM_SEGMENT_SIZE)
+ nCopy = SDRAM_SEGMENT_SIZE - offset;
+ else
+ nCopy = size - nRead;
+ copy_from_user (mem_ptr, buf + nRead, nCopy);
+ for (offset = 0; offset < (nCopy / 4); offset++) {
+ ((unsigned long *) mem_ptr)[offset] = le32_to_cpu (((unsigned long *) mem_ptr)[offset]);
+ }
+ nRead += nCopy;
+ adsl_mem_info[idx].nCopy += nCopy;
+ }
+
+ *loff += size;
+ *current_offset = size;
+ return DSL_DEV_MEI_ERR_SUCCESS;
+error:
+ IFX_MEI_DFEMemoryFree (pDev, FREE_ALL);
+ return DSL_DEV_MEI_ERR_FAILURE;
+}
+/*
+ * Register a callback event.
+ * Return:
+ * -1 if the event already has a callback function registered.
+ * 0 success
+ */
+int DSL_BSP_EventCBRegister(DSL_BSP_EventCallBack_t *p)
+{
+ if (!p) {
+ IFX_MEI_EMSG("Invalid parameter!\n");
+ return -EINVAL;
+ }
+ if (p->event > DSL_BSP_CB_LAST || p->event < DSL_BSP_CB_FIRST) {
+ IFX_MEI_EMSG("Invalid Event %d\n", p->event);
+ return -EINVAL;
+ }
+ if (dsl_bsp_event_callback[p->event].function) {
+ IFX_MEI_EMSG("Event %d already has a callback function registered!\n", p->event);
+ return -1;
+ } else {
+ dsl_bsp_event_callback[p->event].function = p->function;
+ dsl_bsp_event_callback[p->event].event = p->event;
+ dsl_bsp_event_callback[p->event].pData = p->pData;
+ }
+ return 0;
+}
+int DSL_BSP_EventCBUnregister(DSL_BSP_EventCallBack_t *p)
+{
+ if (!p) {
+ IFX_MEI_EMSG("Invalid parameter!\n");
+ return -EINVAL;
+ }
+ if (p->event > DSL_BSP_CB_LAST || p->event < DSL_BSP_CB_FIRST) {
+ IFX_MEI_EMSG("Invalid Event %d\n", p->event);
+ return -EINVAL;
+ }
+ if (dsl_bsp_event_callback[p->event].function) {
+ IFX_MEI_EMSG("Unregistering Event %d...\n", p->event);
+ dsl_bsp_event_callback[p->event].function = NULL;
+ dsl_bsp_event_callback[p->event].pData = NULL;
+ } else {
+ IFX_MEI_EMSG("Event %d is not registered!\n", p->event);
+ return -1;
+ }
+ return 0;
+}
+
+/**
+ * MEI Dying Gasp interrupt handler
+ *
+ * \param int1
+ * \param void0
+ * \param regs Pointer to the structure of danube mips registers
+ * \ingroup Internal
+ */
+/*static irqreturn_t IFX_MEI_Dying_Gasp_IrqHandle (int int1, void *void0)
+{
+ DSL_DEV_Device_t *pDev = (DSL_DEV_Device_t *) void0;
+ DSL_BSP_CB_Type_t event;
+
+ if (pDev == NULL)
+ IFX_MEI_EMSG("Error: Got Interrupt but pDev is NULL!!!!\n");
+
+#ifndef CONFIG_SMP
+ disable_irq (pDev->nIrq[IFX_DYING_GASP]);
+#else
+ disable_irq_nosync(pDev->nIrq[IFX_DYING_GASP]);
+#endif
+ event = DSL_BSP_CB_DYING_GASP;
+
+ if (dsl_bsp_event_callback[event].function)
+ (*dsl_bsp_event_callback[event].function)(pDev, event, dsl_bsp_event_callback[event].pData);
+
+#ifdef CONFIG_USE_EMULATOR
+ IFX_MEI_EMSG("Dying Gasp! Shutting Down... (Work around for Amazon-S Venus emulator)\n");
+#else
+ IFX_MEI_EMSG("Dying Gasp! Shutting Down...\n");
+// kill_proc (1, SIGINT, 1);
+#endif
+ return IRQ_HANDLED;
+}
+*/
+extern void ifx_usb_enable_afe_oc(void);
+
+/**
+ * MEI interrupt handler
+ *
+ * \param int1
+ * \param void0
+ * \param regs Pointer to the structure of danube mips registers
+ * \ingroup Internal
+ */
+static irqreturn_t IFX_MEI_IrqHandle (int int1, void *void0)
+{
+ u32 scratch;
+ DSL_DEV_Device_t *pDev = (DSL_DEV_Device_t *) void0;
+#if defined(CONFIG_LTQ_MEI_FW_LOOPBACK) && defined(DFE_PING_TEST)
+ dfe_loopback_irq_handler (pDev);
+ return IRQ_HANDLED;
+#endif //CONFIG_AMAZON_S_MEI_FW_LOOPBACK
+ DSL_BSP_CB_Type_t event;
+
+ if (pDev == NULL)
+ IFX_MEI_EMSG("Error: Got Interrupt but pDev is NULL!!!!\n");
+
+ IFX_MEI_DebugRead (pDev, ARC_MEI_MAILBOXR, &scratch, 1);
+ if (scratch & OMB_CODESWAP_MESSAGE_MSG_TYPE_MASK) {
+ IFX_MEI_EMSG("Receive Code Swap Request interrupt!!!\n");
+ return IRQ_HANDLED;
+ }
+ else if (scratch & OMB_CLEAREOC_INTERRUPT_CODE) {
+ // clear eoc message interrupt
+ IFX_MEI_DMSG("OMB_CLEAREOC_INTERRUPT_CODE\n");
+ event = DSL_BSP_CB_CEOC_IRQ;
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_STAT, ARC_TO_MEI_MSGAV);
+ if (dsl_bsp_event_callback[event].function)
+ (*dsl_bsp_event_callback[event].function)(pDev, event, dsl_bsp_event_callback[event].pData);
+ } else if (scratch & OMB_REBOOT_INTERRUPT_CODE) {
+ // Reboot
+ IFX_MEI_DMSG("OMB_REBOOT_INTERRUPT_CODE\n");
+ event = DSL_BSP_CB_FIRMWARE_REBOOT;
+
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_STAT, ARC_TO_MEI_MSGAV);
+
+ if (dsl_bsp_event_callback[event].function)
+ (*dsl_bsp_event_callback[event].function)(pDev, event, dsl_bsp_event_callback[event].pData);
+ } else { // normal message
+ IFX_MEI_MailboxRead (pDev, DSL_DEV_PRIVATE(pDev)->CMV_RxMsg, MSG_LENGTH);
+ if (DSL_DEV_PRIVATE(pDev)-> cmv_waiting == 1) {
+ DSL_DEV_PRIVATE(pDev)-> arcmsgav = 1;
+ DSL_DEV_PRIVATE(pDev)-> cmv_waiting = 0;
+#if !defined(BSP_PORT_RTEMS)
+ MEI_WAKEUP_EVENT (DSL_DEV_PRIVATE(pDev)->wait_queue_arcmsgav);
+#endif
+ }
+ else {
+ DSL_DEV_PRIVATE(pDev)-> modem_ready_cnt++;
+ memcpy ((char *) DSL_DEV_PRIVATE(pDev)->Recent_indicator,
+ (char *) DSL_DEV_PRIVATE(pDev)->CMV_RxMsg, MSG_LENGTH * 2);
+ if (((DSL_DEV_PRIVATE(pDev)->CMV_RxMsg[0] & 0xff0) >> 4) == D2H_AUTONOMOUS_MODEM_READY_MSG) {
+ //check ARC ready message
+ IFX_MEI_DMSG ("Got MODEM_READY_MSG\n");
+ DSL_DEV_PRIVATE(pDev)->modem_ready = 1;
+ MEI_WAKEUP_EVENT (DSL_DEV_PRIVATE(pDev)->wait_queue_modemready);
+ }
+ }
+ }
+
+ return IRQ_HANDLED;
+}
+
+int
+DSL_BSP_ATMLedCBRegister (int (*ifx_adsl_ledcallback) (void))
+{
+ g_adsl_ledcallback = ifx_adsl_ledcallback;
+ return 0;
+}
+
+int
+DSL_BSP_ATMLedCBUnregister (int (*ifx_adsl_ledcallback) (void))
+{
+ g_adsl_ledcallback = adsl_dummy_ledcallback;
+ return 0;
+}
+
+#if 0
+int
+DSL_BSP_EventCBRegister (int (*ifx_adsl_callback)
+ (DSL_BSP_CB_Event_t * param))
+{
+ int error = 0;
+
+ if (DSL_EventCB == NULL) {
+ DSL_EventCB = ifx_adsl_callback;
+ }
+ else {
+ error = -EIO;
+ }
+ return error;
+}
+
+int
+DSL_BSP_EventCBUnregister (int (*ifx_adsl_callback)
+ (DSL_BSP_CB_Event_t * param))
+{
+ int error = 0;
+
+ if (DSL_EventCB == ifx_adsl_callback) {
+ DSL_EventCB = NULL;
+ }
+ else {
+ error = -EIO;
+ }
+ return error;
+}
+
+static int
+DSL_BSP_GetEventCB (int (**ifx_adsl_callback)
+ (DSL_BSP_CB_Event_t * param))
+{
+ *ifx_adsl_callback = DSL_EventCB;
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_LTQ_MEI_FW_LOOPBACK
+#define mte_reg_base (0x4800*4+0x20000)
+
+/* Iridia Registers Address Constants */
+#define MTE_Reg(r) (int)(mte_reg_base + (r*4))
+
+#define IT_AMODE MTE_Reg(0x0004)
+
+#define TIMER_DELAY (1024)
+#define BC0_BYTES (32)
+#define BC1_BYTES (30)
+#define NUM_MB (12)
+#define TIMEOUT_VALUE 2000
+
+static void
+BFMWait (u32 cycle)
+{
+ u32 i;
+ for (i = 0; i < cycle; i++);
+}
+
+static void
+WriteRegLong (u32 addr, u32 data)
+{
+ //*((volatile u32 *)(addr)) = data;
+ IFX_MEI_WRITE_REGISTER_L (data, addr);
+}
+
+static u32
+ReadRegLong (u32 addr)
+{
+ // u32 rd_val;
+ //rd_val = *((volatile u32 *)(addr));
+ // return rd_val;
+ return IFX_MEI_READ_REGISTER_L (addr);
+}
+
+/* This routine writes the mailbox with the data in an input array */
+static void
+WriteMbox (u32 * mboxarray, u32 size)
+{
+ IFX_MEI_DebugWrite (&dsl_devices[0], IMBOX_BASE, mboxarray, size);
+ IFX_MEI_DMSG("write to %X\n", IMBOX_BASE);
+ IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_ME2ARC_INT, MEI_TO_ARC_MSGAV);
+}
+
+/* This routine reads the output mailbox and places the results into an array */
+static void
+ReadMbox (u32 * mboxarray, u32 size)
+{
+ IFX_MEI_DebugRead (&dsl_devices[0], OMBOX_BASE, mboxarray, size);
+ IFX_MEI_DMSG("read from %X\n", OMBOX_BASE);
+}
+
+static void
+MEIWriteARCValue (u32 address, u32 value)
+{
+ u32 i, check = 0;
+
+ /* Write address register */
+ IFX_MEI_WRITE_REGISTER_L (address, ME_DBG_WR_AD + LTQ_MEI_BASE_ADDR);
+
+ /* Write data register */
+ IFX_MEI_WRITE_REGISTER_L (value, ME_DBG_DATA + LTQ_MEI_BASE_ADDR);
+
+ /* wait until complete - timeout at 40 */
+ for (i = 0; i < 40; i++) {
+ check = IFX_MEI_READ_REGISTER_L (ME_ARC2ME_STAT + LTQ_MEI_BASE_ADDR);
+
+ if ((check & ARC_TO_MEI_DBG_DONE))
+ break;
+ }
+ /* clear the flag */
+ IFX_MEI_WRITE_REGISTER_L (ARC_TO_MEI_DBG_DONE, ME_ARC2ME_STAT + LTQ_MEI_BASE_ADDR);
+}
+
+void
+arc_code_page_download (uint32_t arc_code_length, uint32_t * start_address)
+{
+ int count;
+
+ IFX_MEI_DMSG("try to download pages,size=%d\n", arc_code_length);
+ IFX_MEI_ControlModeSet (&dsl_devices[0], MEI_MASTER_MODE);
+ IFX_MEI_HaltArc (&dsl_devices[0]);
+ IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_DX_AD, 0);
+ for (count = 0; count < arc_code_length; count++) {
+ IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_DX_DATA,
+ *(start_address + count));
+ }
+ IFX_MEI_ControlModeSet (&dsl_devices[0], JTAG_MASTER_MODE);
+}
+static int
+load_jump_table (unsigned long addr)
+{
+ int i;
+ uint32_t addr_le, addr_be;
+ uint32_t jump_table[32];
+
+ for (i = 0; i < 16; i++) {
+ addr_le = i * 8 + addr;
+ addr_be = ((addr_le >> 16) & 0xffff);
+ addr_be |= ((addr_le & 0xffff) << 16);
+ jump_table[i * 2 + 0] = 0x0f802020;
+ jump_table[i * 2 + 1] = addr_be;
+ //printk("jt %X %08X %08X\n",i,jump_table[i*2+0],jump_table[i*2+1]);
+ }
+ arc_code_page_download (32, &jump_table[0]);
+return 0;
+}
+
+int got_int = 0;
+
+void
+dfe_loopback_irq_handler (DSL_DEV_Device_t *pDev)
+{
+ uint32_t rd_mbox[10];
+
+ memset (&rd_mbox[0], 0, 10 * 4);
+ ReadMbox (&rd_mbox[0], 6);
+ if (rd_mbox[0] == 0x0) {
+ FX_MEI_DMSG("Get ARC_ACK\n");
+ got_int = 1;
+ }
+ else if (rd_mbox[0] == 0x5) {
+ IFX_MEI_DMSG("Get ARC_BUSY\n");
+ got_int = 2;
+ }
+ else if (rd_mbox[0] == 0x3) {
+ IFX_MEI_DMSG("Get ARC_EDONE\n");
+ if (rd_mbox[1] == 0x0) {
+ got_int = 3;
+ IFX_MEI_DMSG("Get E_MEMTEST\n");
+ if (rd_mbox[2] != 0x1) {
+ got_int = 4;
+ IFX_MEI_DMSG("Get Result %X\n", rd_mbox[2]);
+ }
+ }
+ }
+ IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_ARC2ME_STAT,
+ ARC_TO_MEI_DBG_DONE);
+ MEI_MASK_AND_ACK_IRQ (pDev->nIrq[IFX_DFEIR]);
+ disable_irq (pDev->nIrq[IFX_DFEIR]);
+ //got_int = 1;
+ return;
+}
+
+static void
+wait_mem_test_result (void)
+{
+ uint32_t mbox[5];
+ mbox[0] = 0;
+
+ IFX_MEI_DMSG("Waiting Starting\n");
+ while (mbox[0] == 0) {
+ ReadMbox (&mbox[0], 5);
+ }
+ IFX_MEI_DMSG("Try to get mem test result.\n");
+ ReadMbox (&mbox[0], 5);
+ if (mbox[0] == 0xA) {
+ IFX_MEI_DMSG("Success.\n");
+ }
+ else if (mbox[0] == 0xA) {
+ IFX_MEI_EMSG("Fail,address %X,except data %X,receive data %X\n",
+ mbox[1], mbox[2], mbox[3]);
+ }
+ else {
+ IFX_MEI_EMSG("Fail\n");
+ }
+}
+
+static int
+arc_ping_testing (DSL_DEV_Device_t *pDev)
+{
+#define MEI_PING 0x00000001
+ uint32_t wr_mbox[10], rd_mbox[10];
+ int i;
+
+ for (i = 0; i < 10; i++) {
+ wr_mbox[i] = 0;
+ rd_mbox[i] = 0;
+ }
+
+ FX_MEI_DMSG("send ping msg\n");
+ wr_mbox[0] = MEI_PING;
+ WriteMbox (&wr_mbox[0], 10);
+
+ while (got_int == 0) {
+ MEI_WAIT (100);
+ }
+
+ IFX_MEI_DMSG("send start event\n");
+ got_int = 0;
+
+ wr_mbox[0] = 0x4;
+ wr_mbox[1] = 0;
+ wr_mbox[2] = 0;
+ wr_mbox[3] = (uint32_t) 0xf5acc307e;
+ wr_mbox[4] = 5;
+ wr_mbox[5] = 2;
+ wr_mbox[6] = 0x1c000;
+ wr_mbox[7] = 64;
+ wr_mbox[8] = 0;
+ wr_mbox[9] = 0;
+ WriteMbox (&wr_mbox[0], 10);
+ DSL_ENABLE_IRQ (pDev->nIrq[IFX_DFEIR]);
+ //printk("IFX_MEI_MailboxWrite ret=%d\n",i);
+ IFX_MEI_LongWordWriteOffset (&dsl_devices[0],
+ (u32) ME_ME2ARC_INT,
+ MEI_TO_ARC_MSGAV);
+ IFX_MEI_DMSG("sleeping\n");
+ while (1) {
+ if (got_int > 0) {
+
+ if (got_int > 3)
+ IFX_MEI_DMSG("got_int >>>> 3\n");
+ else
+ IFX_MEI_DMSG("got int = %d\n", got_int);
+ got_int = 0;
+ //schedule();
+ DSL_ENABLE_IRQ (pDev->nIrq[IFX_DFEIR]);
+ }
+ //mbox_read(&rd_mbox[0],6);
+ MEI_WAIT (100);
+ }
+ return 0;
+}
+
+static DSL_DEV_MeiError_t
+DFE_Loopback_Test (void)
+{
+ int i = 0;
+ u32 arc_debug_data = 0, temp;
+ DSL_DEV_Device_t *pDev = &dsl_devices[0];
+ uint32_t wr_mbox[10];
+
+ IFX_MEI_ResetARC (pDev);
+ // start the clock
+ arc_debug_data = ACL_CLK_MODE_ENABLE;
+ IFX_MEI_DebugWrite (pDev, CRI_CCR0, &arc_debug_data, 1);
+
+#if defined( DFE_PING_TEST )|| defined( DFE_ATM_LOOPBACK)
+ // WriteARCreg(AUX_XMEM_LTEST,0);
+ IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
+#define AUX_XMEM_LTEST 0x128
+ _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK, AUX_XMEM_LTEST, 0);
+ IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
+
+ // WriteARCreg(AUX_XDMA_GAP,0);
+ IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
+#define AUX_XDMA_GAP 0x114
+ _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK, AUX_XDMA_GAP, 0);
+ IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
+
+ IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
+ temp = 0;
+ _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK,
+ (u32) ME_XDATA_BASE_SH + LTQ_MEI_BASE_ADDR, temp);
+ IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
+
+ i = IFX_MEI_DFEMemoryAlloc (pDev, SDRAM_SEGMENT_SIZE * 16);
+ if (i >= 0) {
+ int idx;
+
+ for (idx = 0; idx < i; idx++) {
+ DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].type = FREE_RELOAD;
+ IFX_MEI_WRITE_REGISTER_L ((((uint32_t) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].address) & 0x0fffffff),
+ LTQ_MEI_BASE_ADDR + ME_XMEM_BAR_BASE + idx * 4);
+ IFX_MEI_DMSG("bar%d(%X)=%X\n", idx,
+ LTQ_MEI_BASE_ADDR + ME_XMEM_BAR_BASE +
+ idx * 4, (((uint32_t)
+ ((ifx_mei_device_private_t *)
+ pDev->pPriv)->adsl_mem_info[idx].
+ address) & 0x0fffffff));
+ memset ((u8 *) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].address, 0, SDRAM_SEGMENT_SIZE);
+ }
+
+ IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XDATA_BASE_SH,
+ ((unsigned long) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[XDATA_REGISTER].address) & 0x0FFFFFFF);
+ }
+ else {
+ IFX_MEI_EMSG ("cannot load image: no memory\n");
+ return DSL_DEV_MEI_ERR_FAILURE;
+ }
+ //WriteARCreg(AUX_IC_CTRL,2);
+ IFX_MEI_DMSG("Setting MEI_MASTER_MODE..\n");
+ IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
+#define AUX_IC_CTRL 0x11
+ _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK,
+ AUX_IC_CTRL, 2);
+ IFX_MEI_DMSG("Setting JTAG_MASTER_MODE..\n");
+ IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
+
+ IFX_MEI_DMSG("Halting ARC...\n");
+ IFX_MEI_HaltArc (&dsl_devices[0]);
+
+#ifdef DFE_PING_TEST
+
+ IFX_MEI_DMSG("ping test image size=%d\n", sizeof (arc_ahb_access_code));
+ memcpy ((u8 *) (DSL_DEV_PRIVATE(pDev)->
+ adsl_mem_info[0].address + 0x1004),
+ &arc_ahb_access_code[0], sizeof (arc_ahb_access_code));
+ load_jump_table (0x80000 + 0x1004);
+
+#endif //DFE_PING_TEST
+
+ IFX_MEI_DMSG("ARC ping test code download complete\n");
+#endif //defined( DFE_PING_TEST )|| defined( DFE_ATM_LOOPBACK)
+#ifdef DFE_MEM_TEST
+ IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_ARC2ME_MASK, MSGAV_EN);
+
+ arc_code_page_download (1537, &code_array[0]);
+ IFX_MEI_DMSG("ARC mem test code download complete\n");
+#endif //DFE_MEM_TEST
+#ifdef DFE_ATM_LOOPBACK
+ arc_debug_data = 0xf;
+ arc_code_page_download (sizeof(code_array) / sizeof(*code_array), &code_array[0]);
+ wr_mbox[0] = 0; //TIMER_DELAY - org: 1024
+ wr_mbox[1] = 0; //TXFB_START0
+ wr_mbox[2] = 0x7f; //TXFB_END0 - org: 49
+ wr_mbox[3] = 0x80; //TXFB_START1 - org: 80
+ wr_mbox[4] = 0xff; //TXFB_END1 - org: 109
+ wr_mbox[5] = 0x100; //RXFB_START0 - org: 0
+ wr_mbox[6] = 0x17f; //RXFB_END0 - org: 49
+ wr_mbox[7] = 0x180; //RXFB_START1 - org: 256
+ wr_mbox[8] = 0x1ff; //RXFB_END1 - org: 315
+ WriteMbox (&wr_mbox[0], 9);
+ // Start Iridia IT_AMODE (in dmp access) why is it required?
+ IFX_MEI_DebugWrite (&dsl_devices[0], 0x32010, &arc_debug_data, 1);
+#endif //DFE_ATM_LOOPBACK
+ IFX_MEI_IRQEnable (pDev);
+ IFX_MEI_DMSG("run ARC...\n");
+ IFX_MEI_RunArc (&dsl_devices[0]);
+
+#ifdef DFE_PING_TEST
+ arc_ping_testing (pDev);
+#endif //DFE_PING_TEST
+#ifdef DFE_MEM_TEST
+ wait_mem_test_result ();
+#endif //DFE_MEM_TEST
+
+ IFX_MEI_DFEMemoryFree (pDev, FREE_ALL);
+ return DSL_DEV_MEI_ERR_SUCCESS;
+}
+
+#endif //CONFIG_AMAZON_S_MEI_FW_LOOPBACK
+
+static int
+IFX_MEI_InitDevNode (int num)
+{
+ if (num == 0) {
+ if ((dev_major = register_chrdev (dev_major, IFX_MEI_DEVNAME, &bsp_mei_operations)) < 0) {
+ IFX_MEI_EMSG ("register_chrdev(%d %s) failed!\n", dev_major, IFX_MEI_DEVNAME);
+ return -ENODEV;
+ }
+ }
+ return 0;
+}
+
+static int
+IFX_MEI_CleanUpDevNode (int num)
+{
+ if (num == 0)
+ unregister_chrdev (dev_major, MEI_DIRNAME);
+ return 0;
+}
+
+static int
+IFX_MEI_InitDevice (int num)
+{
+ DSL_DEV_Device_t *pDev;
+ u32 temp;
+ pDev = &dsl_devices[num];
+ if (pDev == NULL)
+ return -ENOMEM;
+ pDev->pPriv = &sDanube_Mei_Private[num];
+ memset (pDev->pPriv, 0, sizeof (ifx_mei_device_private_t));
+
+ memset (&DSL_DEV_PRIVATE(pDev)->
+ adsl_mem_info[0], 0,
+ sizeof (smmu_mem_info_t) * MAX_BAR_REGISTERS);
+
+ if (num == 0) {
+ pDev->nIrq[IFX_DFEIR] = LTQ_MEI_INT;
+ pDev->nIrq[IFX_DYING_GASP] = LTQ_MEI_DYING_GASP_INT;
+ pDev->base_address = KSEG1 + LTQ_MEI_BASE_ADDR;
+
+ /* Power up MEI */
+#ifdef CONFIG_LANTIQ_AMAZON_SE
+ *LTQ_PMU_PWDCR &= ~(1 << 9); // enable dsl
+ *LTQ_PMU_PWDCR &= ~(1 << 15); // enable AHB base
+#endif
+ temp = ltq_r32(LTQ_PMU_PWDCR);
+ temp &= 0xffff7dbe;
+ ltq_w32(temp, LTQ_PMU_PWDCR);
+ }
+ pDev->nInUse = 0;
+ DSL_DEV_PRIVATE(pDev)->modem_ready = 0;
+ DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
+
+ MEI_INIT_WAKELIST ("arcq", DSL_DEV_PRIVATE(pDev)->wait_queue_arcmsgav); // for ARCMSGAV
+ MEI_INIT_WAKELIST ("arcr", DSL_DEV_PRIVATE(pDev)->wait_queue_modemready); // for arc modem ready
+
+ MEI_MUTEX_INIT (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema, 1); // semaphore initialization, mutex
+#if 0
+ MEI_MASK_AND_ACK_IRQ (pDev->nIrq[IFX_DFEIR]);
+ MEI_MASK_AND_ACK_IRQ (pDev->nIrq[IFX_DYING_GASP]);
+#endif
+ if (request_irq (pDev->nIrq[IFX_DFEIR], IFX_MEI_IrqHandle, 0, "DFEIR", pDev) != 0) {
+ IFX_MEI_EMSG ("request_irq %d failed!\n", pDev->nIrq[IFX_DFEIR]);
+ return -1;
+ }
+ /*if (request_irq (pDev->nIrq[IFX_DYING_GASP], IFX_MEI_Dying_Gasp_IrqHandle, 0, "DYING_GASP", pDev) != 0) {
+ IFX_MEI_EMSG ("request_irq %d failed!\n", pDev->nIrq[IFX_DYING_GASP]);
+ return -1;
+ }*/
+// IFX_MEI_DMSG("Device %d initialized. IER %#x\n", num, bsp_get_irq_ier(pDev->nIrq[IFX_DYING_GASP]));
+ return 0;
+}
+
+static int
+IFX_MEI_ExitDevice (int num)
+{
+ DSL_DEV_Device_t *pDev;
+ pDev = &dsl_devices[num];
+
+ if (pDev == NULL)
+ return -EIO;
+
+ disable_irq (pDev->nIrq[IFX_DFEIR]);
+ disable_irq (pDev->nIrq[IFX_DYING_GASP]);
+
+ free_irq(pDev->nIrq[IFX_DFEIR], pDev);
+ free_irq(pDev->nIrq[IFX_DYING_GASP], pDev);
+
+ return 0;
+}
+
+static DSL_DEV_Device_t *
+IFX_BSP_HandleGet (int maj, int num)
+{
+ if (num > BSP_MAX_DEVICES)
+ return NULL;
+ return &dsl_devices[num];
+}
+
+DSL_DEV_Device_t *
+DSL_BSP_DriverHandleGet (int maj, int num)
+{
+ DSL_DEV_Device_t *pDev;
+
+ if (num > BSP_MAX_DEVICES)
+ return NULL;
+
+ pDev = &dsl_devices[num];
+ if (!try_module_get(pDev->owner))
+ return NULL;
+
+ pDev->nInUse++;
+ return pDev;
+}
+
+int
+DSL_BSP_DriverHandleDelete (DSL_DEV_Device_t * nHandle)
+{
+ DSL_DEV_Device_t *pDev = (DSL_DEV_Device_t *) nHandle;
+ if (pDev->nInUse)
+ pDev->nInUse--;
+ module_put(pDev->owner);
+ return 0;
+}
+
+static int
+IFX_MEI_Open (DSL_DRV_inode_t * ino, DSL_DRV_file_t * fil)
+{
+ int maj = MAJOR (ino->i_rdev);
+ int num = MINOR (ino->i_rdev);
+
+ DSL_DEV_Device_t *pDev = NULL;
+ if ((pDev = DSL_BSP_DriverHandleGet (maj, num)) == NULL) {
+ IFX_MEI_EMSG("open(%d:%d) fail!\n", maj, num);
+ return -EIO;
+ }
+ fil->private_data = pDev;
+ return 0;
+}
+
+static int
+IFX_MEI_Release (DSL_DRV_inode_t * ino, DSL_DRV_file_t * fil)
+{
+ //int maj = MAJOR(ino->i_rdev);
+ int num = MINOR (ino->i_rdev);
+ DSL_DEV_Device_t *pDev;
+
+ pDev = &dsl_devices[num];
+ if (pDev == NULL)
+ return -EIO;
+ DSL_BSP_DriverHandleDelete (pDev);
+ return 0;
+}
+
+/**
+ * Callback function for linux userspace program writing
+ */
+static ssize_t
+IFX_MEI_Write (DSL_DRV_file_t * filp, const char *buf, size_t size, loff_t * loff)
+{
+ DSL_DEV_MeiError_t mei_error = DSL_DEV_MEI_ERR_FAILURE;
+ long offset = 0;
+ DSL_DEV_Device_t *pDev = (DSL_DEV_Device_t *) filp->private_data;
+
+ if (pDev == NULL)
+ return -EIO;
+
+ mei_error =
+ DSL_BSP_FWDownload (pDev, buf, size, (long *) loff, &offset);
+
+ if (mei_error == DSL_DEV_MEI_ERR_FAILURE)
+ return -EIO;
+ return (ssize_t) offset;
+}
+
+/**
+ * Callback function for linux userspace program ioctling
+ */
+static int
+IFX_MEI_IoctlCopyFrom (int from_kernel, char *dest, char *from, int size)
+{
+ int ret = 0;
+
+ if (!from_kernel)
+ ret = copy_from_user ((char *) dest, (char *) from, size);
+ else
+ ret = (int)memcpy ((char *) dest, (char *) from, size);
+ return ret;
+}
+
+static int
+IFX_MEI_IoctlCopyTo (int from_kernel, char *dest, char *from, int size)
+{
+ int ret = 0;
+
+ if (!from_kernel)
+ ret = copy_to_user ((char *) dest, (char *) from, size);
+ else
+ ret = (int)memcpy ((char *) dest, (char *) from, size);
+ return ret;
+}
+
+int
+IFX_MEI_Ioctls (DSL_DEV_Device_t * pDev, int from_kernel, unsigned int command, unsigned long lon)
+{
+ int i = 0;
+ int meierr = DSL_DEV_MEI_ERR_SUCCESS;
+ u32 base_address = LTQ_MEI_BASE_ADDR;
+ DSL_DEV_WinHost_Message_t winhost_msg, m;
+// DSL_DEV_MeiDebug_t debugrdwr;
+ DSL_DEV_MeiReg_t regrdwr;
+
+ switch (command) {
+
+ case DSL_FIO_BSP_CMV_WINHOST:
+ IFX_MEI_IoctlCopyFrom (from_kernel, (char *) winhost_msg.msg.TxMessage,
+ (char *) lon, MSG_LENGTH * 2);
+
+ if ((meierr = DSL_BSP_SendCMV (pDev, winhost_msg.msg.TxMessage, YES_REPLY,
+ winhost_msg.msg.RxMessage)) != DSL_DEV_MEI_ERR_SUCCESS) {
+ IFX_MEI_EMSG ("WINHOST CMV fail :TxMessage:%X %X %X %X, RxMessage:%X %X %X %X %X\n",
+ winhost_msg.msg.TxMessage[0], winhost_msg.msg.TxMessage[1], winhost_msg.msg.TxMessage[2], winhost_msg.msg.TxMessage[3],
+ winhost_msg.msg.RxMessage[0], winhost_msg.msg.RxMessage[1], winhost_msg.msg.RxMessage[2], winhost_msg.msg.RxMessage[3],
+ winhost_msg.msg.RxMessage[4]);
+ meierr = DSL_DEV_MEI_ERR_FAILURE;
+ }
+ else {
+ IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon,
+ (char *) winhost_msg.msg.RxMessage,
+ MSG_LENGTH * 2);
+ }
+ break;
+
+ case DSL_FIO_BSP_CMV_READ:
+ IFX_MEI_IoctlCopyFrom (from_kernel, (char *) (®rdwr),
+ (char *) lon, sizeof (DSL_DEV_MeiReg_t));
+
+ IFX_MEI_LongWordRead ((u32) regrdwr.iAddress,
+ (u32 *) & (regrdwr.iData));
+
+ IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon,
+ (char *) (®rdwr),
+ sizeof (DSL_DEV_MeiReg_t));
+
+ break;
+
+ case DSL_FIO_BSP_CMV_WRITE:
+ IFX_MEI_IoctlCopyFrom (from_kernel, (char *) (®rdwr),
+ (char *) lon, sizeof (DSL_DEV_MeiReg_t));
+
+ IFX_MEI_LongWordWrite ((u32) regrdwr.iAddress,
+ regrdwr.iData);
+ break;
+
+ case DSL_FIO_BSP_GET_BASE_ADDRESS:
+ IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon,
+ (char *) (&base_address),
+ sizeof (base_address));
+ break;
+
+ case DSL_FIO_BSP_IS_MODEM_READY:
+ i = IFX_MEI_IsModemReady (pDev);
+ IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon,
+ (char *) (&i), sizeof (int));
+ meierr = DSL_DEV_MEI_ERR_SUCCESS;
+ break;
+ case DSL_FIO_BSP_RESET:
+ case DSL_FIO_BSP_REBOOT:
+ meierr = IFX_MEI_CpuModeSet (pDev, DSL_CPU_RESET);
+ meierr = IFX_MEI_CpuModeSet (pDev, DSL_CPU_HALT);
+ break;
+
+ case DSL_FIO_BSP_HALT:
+ meierr = IFX_MEI_CpuModeSet (pDev, DSL_CPU_HALT);
+ break;
+
+ case DSL_FIO_BSP_RUN:
+ meierr = IFX_MEI_CpuModeSet (pDev, DSL_CPU_RUN);
+ break;
+ case DSL_FIO_BSP_BOOTDOWNLOAD:
+ meierr = IFX_MEI_DownloadBootCode (pDev);
+ break;
+ case DSL_FIO_BSP_JTAG_ENABLE:
+ meierr = IFX_MEI_ArcJtagEnable (pDev, 1);
+ break;
+
+ case DSL_FIO_BSP_REMOTE:
+ IFX_MEI_IoctlCopyFrom (from_kernel, (char *) (&i),
+ (char *) lon, sizeof (int));
+
+ meierr = IFX_MEI_AdslMailboxIRQEnable (pDev, i);
+ break;
+
+ case DSL_FIO_BSP_DSL_START:
+ IFX_MEI_DMSG("DSL_FIO_BSP_DSL_START\n");
+ if ((meierr = IFX_MEI_RunAdslModem (pDev)) != DSL_DEV_MEI_ERR_SUCCESS) {
+ IFX_MEI_EMSG ("IFX_MEI_RunAdslModem() error...");
+ meierr = DSL_DEV_MEI_ERR_FAILURE;
+ }
+ break;
+
+/* case DSL_FIO_BSP_DEBUG_READ:
+ case DSL_FIO_BSP_DEBUG_WRITE:
+ IFX_MEI_IoctlCopyFrom (from_kernel,
+ (char *) (&debugrdwr),
+ (char *) lon,
+ sizeof (debugrdwr));
+
+ if (command == DSL_FIO_BSP_DEBUG_READ)
+ meierr = DSL_BSP_MemoryDebugAccess (pDev,
+ DSL_BSP_MEMORY_READ,
+ debugrdwr.
+ iAddress,
+ debugrdwr.
+ buffer,
+ debugrdwr.
+ iCount);
+ else
+ meierr = DSL_BSP_MemoryDebugAccess (pDev,
+ DSL_BSP_MEMORY_WRITE,
+ debugrdwr.
+ iAddress,
+ debugrdwr.
+ buffer,
+ debugrdwr.
+ iCount);
+
+ IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon, (char *) (&debugrdwr), sizeof (debugrdwr));
+ break;*/
+ case DSL_FIO_BSP_GET_VERSION:
+ IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon, (char *) (&bsp_mei_version), sizeof (DSL_DEV_Version_t));
+ break;
+
+#define LTQ_MPS_CHIPID_VERSION_GET(value) (((value) >> 28) & ((1 << 4) - 1))
+ case DSL_FIO_BSP_GET_CHIP_INFO:
+ bsp_chip_info.major = 1;
+ bsp_chip_info.minor = LTQ_MPS_CHIPID_VERSION_GET(*LTQ_MPS_CHIPID);
+ IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon, (char *) (&bsp_chip_info), sizeof (DSL_DEV_HwVersion_t));
+ meierr = DSL_DEV_MEI_ERR_SUCCESS;
+ break;
+
+ case DSL_FIO_BSP_FREE_RESOURCE:
+ makeCMV (H2D_CMV_READ, DSL_CMV_GROUP_STAT, 4, 0, 1, NULL, m.msg.TxMessage);
+ if (DSL_BSP_SendCMV (pDev, m.msg.TxMessage, YES_REPLY, m.msg.RxMessage) != DSL_DEV_MEI_ERR_SUCCESS) {
+ meierr = DSL_DEV_MEI_ERR_FAILURE;
+ return -EIO;
+ }
+ IFX_MEI_DMSG("RxMessage[4] = %#x\n", m.msg.RxMessage[4]);
+ if (!(m.msg.RxMessage[4] & DSL_DEV_STAT_CODESWAP_COMPLETE)) {
+ meierr = DSL_DEV_MEI_ERR_FAILURE;
+ return -EAGAIN;
+ }
+ IFX_MEI_DMSG("Freeing all memories marked FREE_SHOWTIME\n");
+ IFX_MEI_DFEMemoryFree (pDev, FREE_SHOWTIME);
+ meierr = DSL_DEV_MEI_ERR_SUCCESS;
+ break;
+#ifdef CONFIG_IFXMIPS_AMAZON_SE
+ case DSL_FIO_ARC_MUX_TEST:
+ AMAZON_SE_MEI_ARC_MUX_Test();
+ break;
+#endif
+ default:
+// IFX_MEI_EMSG("Invalid IOCTL command: %d\n");
+ break;
+ }
+ return meierr;
+}
+
+#ifdef CONFIG_IFXMIPS_AMAZON_SE
+void AMAZON_SE_MEI_ARC_MUX_Test(void)
+{
+ u32 *p, i;
+ *LTQ_RCU_RST |= LTQ_RCU_RST_REQ_MUX_ARC;
+
+ p = (u32*)(DFE_LDST_BASE_ADDR + IRAM0_BASE);
+ IFX_MEI_EMSG("Writing to IRAM0(%p)...\n", p);
+ for (i = 0; i < IRAM0_SIZE/sizeof(u32); i++, p++) {
+ *p = 0xdeadbeef;
+ if (*p != 0xdeadbeef)
+ IFX_MEI_EMSG("%p: %#x\n", p, *p);
+ }
+
+ p = (u32*)(DFE_LDST_BASE_ADDR + IRAM1_BASE);
+ IFX_MEI_EMSG("Writing to IRAM1(%p)...\n", p);
+ for (i = 0; i < IRAM1_SIZE/sizeof(u32); i++, p++) {
+ *p = 0xdeadbeef;
+ if (*p != 0xdeadbeef)
+ IFX_MEI_EMSG("%p: %#x\n", p, *p);
+ }
+
+ p = (u32*)(DFE_LDST_BASE_ADDR + BRAM_BASE);
+ IFX_MEI_EMSG("Writing to BRAM(%p)...\n", p);
+ for (i = 0; i < BRAM_SIZE/sizeof(u32); i++, p++) {
+ *p = 0xdeadbeef;
+ if (*p != 0xdeadbeef)
+ IFX_MEI_EMSG("%p: %#x\n", p, *p);
+ }
+
+ p = (u32*)(DFE_LDST_BASE_ADDR + XRAM_BASE);
+ IFX_MEI_EMSG("Writing to XRAM(%p)...\n", p);
+ for (i = 0; i < XRAM_SIZE/sizeof(u32); i++, p++) {
+ *p = 0xdeadbeef;
+ if (*p != 0xdeadbeef)
+ IFX_MEI_EMSG("%p: %#x\n", p, *p);
+ }
+
+ p = (u32*)(DFE_LDST_BASE_ADDR + YRAM_BASE);
+ IFX_MEI_EMSG("Writing to YRAM(%p)...\n", p);
+ for (i = 0; i < YRAM_SIZE/sizeof(u32); i++, p++) {
+ *p = 0xdeadbeef;
+ if (*p != 0xdeadbeef)
+ IFX_MEI_EMSG("%p: %#x\n", p, *p);
+ }
+
+ p = (u32*)(DFE_LDST_BASE_ADDR + EXT_MEM_BASE);
+ IFX_MEI_EMSG("Writing to EXT_MEM(%p)...\n", p);
+ for (i = 0; i < EXT_MEM_SIZE/sizeof(u32); i++, p++) {
+ *p = 0xdeadbeef;
+ if (*p != 0xdeadbeef)
+ IFX_MEI_EMSG("%p: %#x\n", p, *p);
+ }
+ *LTQ_RCU_RST &= ~LTQ_RCU_RST_REQ_MUX_ARC;
+}
+#endif
+int
+DSL_BSP_KernelIoctls (DSL_DEV_Device_t * pDev, unsigned int command,
+ unsigned long lon)
+{
+ int error = 0;
+
+ error = IFX_MEI_Ioctls (pDev, 1, command, lon);
+ return error;
+}
+
+static long
+IFX_MEI_UserIoctls (DSL_DRV_file_t * fil,
+ unsigned int command, unsigned long lon)
+{
+ int error = 0;
+ DSL_DEV_Device_t *pDev;
+
+ pDev = IFX_BSP_HandleGet (0, 0);
+ if (pDev == NULL)
+ return -EIO;
+
+ error = IFX_MEI_Ioctls (pDev, 0, command, lon);
+ return error;
+}
+
+static int adsl_dummy_ledcallback(void)
+{
+ return 0;
+}
+
+int ifx_mei_atm_led_blink(void)
+{
+ return g_adsl_ledcallback();
+}
+EXPORT_SYMBOL(ifx_mei_atm_led_blink);
+
+int ifx_mei_atm_showtime_check(int *is_showtime, struct port_cell_info *port_cell, void **xdata_addr)
+{
+ int i;
+
+ if ( is_showtime ) {
+ *is_showtime = g_tx_link_rate[0] == 0 && g_tx_link_rate[1] == 0 ? 0 : 1;
+ }
+
+ if ( port_cell ) {
+ for ( i = 0; i < port_cell->port_num && i < 2; i++ )
+ port_cell->tx_link_rate[i] = g_tx_link_rate[i];
+ }
+
+ if ( xdata_addr ) {
+ if ( g_tx_link_rate[0] == 0 && g_tx_link_rate[1] == 0 )
+ *xdata_addr = NULL;
+ else
+ *xdata_addr = g_xdata_addr;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL(ifx_mei_atm_showtime_check);
+
+/*
+ * Writing function for linux proc filesystem
+ */
+static int ltq_mei_probe(struct platform_device *pdev)
+{
+ int i = 0;
+ static struct class *dsl_class;
+
+ pr_info("IFX MEI Version %ld.%02ld.%02ld\n", bsp_mei_version.major, bsp_mei_version.minor, bsp_mei_version.revision);
+
+ for (i = 0; i < BSP_MAX_DEVICES; i++) {
+ if (IFX_MEI_InitDevice (i) != 0) {
+ IFX_MEI_EMSG("Init device fail!\n");
+ return -EIO;
+ }
+ IFX_MEI_InitDevNode (i);
+ }
+ for (i = 0; i <= DSL_BSP_CB_LAST ; i++)
+ dsl_bsp_event_callback[i].function = NULL;
+
+#ifdef CONFIG_LTQ_MEI_FW_LOOPBACK
+ IFX_MEI_DMSG("Start loopback test...\n");
+ DFE_Loopback_Test ();
+#endif
+ dsl_class = class_create(THIS_MODULE, "ifx_mei");
+ device_create(dsl_class, NULL, MKDEV(MEI_MAJOR, 0), NULL, "ifx_mei");
+ return 0;
+}
+
+static int ltq_mei_remove(struct platform_device *pdev)
+{
+ int i = 0;
+ int num;
+
+ for (num = 0; num < BSP_MAX_DEVICES; num++) {
+ IFX_MEI_CleanUpDevNode (num);
+ }
+
+ for (i = 0; i < BSP_MAX_DEVICES; i++) {
+ for (i = 0; i < BSP_MAX_DEVICES; i++) {
+ IFX_MEI_ExitDevice (i);
+ }
+ }
+ return 0;
+}
+
+static const struct of_device_id ltq_mei_match[] = {
+ { .compatible = "lantiq,mei-xway"},
+ {},
+};
+
+static struct platform_driver ltq_mei_driver = {
+ .probe = ltq_mei_probe,
+ .remove = ltq_mei_remove,
+ .driver = {
+ .name = "lantiq,mei-xway",
+ .owner = THIS_MODULE,
+ .of_match_table = ltq_mei_match,
+ },
+};
+
+module_platform_driver(ltq_mei_driver);
+
+/* export function for DSL Driver */
+
+/* The functions of MEI_DriverHandleGet and MEI_DriverHandleDelete are
+something like open/close in kernel space , where the open could be used
+to register a callback for autonomous messages and returns a mei driver context pointer (comparable to the file descriptor in user space)
+ The context will be required for the multi line chips future! */
+
+EXPORT_SYMBOL (DSL_BSP_DriverHandleGet);
+EXPORT_SYMBOL (DSL_BSP_DriverHandleDelete);
+
+EXPORT_SYMBOL (DSL_BSP_ATMLedCBRegister);
+EXPORT_SYMBOL (DSL_BSP_ATMLedCBUnregister);
+EXPORT_SYMBOL (DSL_BSP_KernelIoctls);
+EXPORT_SYMBOL (DSL_BSP_AdslLedInit);
+//EXPORT_SYMBOL (DSL_BSP_AdslLedSet);
+EXPORT_SYMBOL (DSL_BSP_FWDownload);
+EXPORT_SYMBOL (DSL_BSP_Showtime);
+
+EXPORT_SYMBOL (DSL_BSP_MemoryDebugAccess);
+EXPORT_SYMBOL (DSL_BSP_SendCMV);
+
+// provide a register/unregister function for DSL driver to register a event callback function
+EXPORT_SYMBOL (DSL_BSP_EventCBRegister);
+EXPORT_SYMBOL (DSL_BSP_EventCBUnregister);
+
+MODULE_LICENSE("Dual BSD/GPL");
+++ /dev/null
-/******************************************************************************
-
- Copyright (c) 2009
- Infineon Technologies AG
- Am Campeon 1-12; 81726 Munich, Germany
-
- For licensing information, see the file 'LICENSE' in the root folder of
- this software module.
-
-******************************************************************************/
-
-/*!
- \defgroup AMAZON_S_MEI Amazon-S MEI Driver Module
- \brief Amazon-S MEI driver module
- */
-
-/*!
- \defgroup Internal Compile Parametere
- \ingroup AMAZON_S_MEI
- \brief exported functions for other driver use
- */
-
-/*!
- \file amazon_s_mei_bsp.c
- \ingroup AMAZON_S_MEI
- \brief Amazon-S MEI driver file
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/version.h>
-#include <generated/utsrelease.h>
-#include <linux/types.h>
-#include <linux/fs.h>
-#include <linux/mm.h>
-#include <linux/errno.h>
-#include <linux/interrupt.h>
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-#include <linux/proc_fs.h>
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/delay.h>
-#include <linux/device.h>
-#include <linux/sched.h>
-#include <linux/platform_device.h>
-#include <asm/uaccess.h>
-#include <asm/hardirq.h>
-
-#include "lantiq_atm.h"
-#include <lantiq_soc.h>
-//#include "ifxmips_atm.h"
-#define IFX_MEI_BSP
-#include "ifxmips_mei_interface.h"
-
-/*#define LTQ_RCU_RST IFX_RCU_RST_REQ
-#define LTQ_RCU_RST_REQ_ARC_JTAG IFX_RCU_RST_REQ_ARC_JTAG
-#define LTQ_RCU_RST_REQ_DFE IFX_RCU_RST_REQ_DFE
-#define LTQ_RCU_RST_REQ_AFE IFX_RCU_RST_REQ_AFE
-#define IFXMIPS_FUSE_BASE_ADDR IFX_FUSE_BASE_ADDR
-#define IFXMIPS_ICU_IM0_IER IFX_ICU_IM0_IER
-#define IFXMIPS_ICU_IM2_IER IFX_ICU_IM2_IER
-#define LTQ_MEI_INT IFX_MEI_INT
-#define LTQ_MEI_DYING_GASP_INT IFX_MEI_DYING_GASP_INT
-#define LTQ_MEI_BASE_ADDR IFX_MEI_SPACE_ACCESS
-#define IFXMIPS_PMU_PWDCR IFX_PMU_PWDCR
-#define IFXMIPS_MPS_CHIPID IFX_MPS_CHIPID
-
-#define ifxmips_port_reserve_pin ifx_gpio_pin_reserve
-#define ifxmips_port_set_dir_in ifx_gpio_dir_in_set
-#define ifxmips_port_clear_altsel0 ifx_gpio_altsel0_set
-#define ifxmips_port_clear_altsel1 ifx_gpio_altsel1_clear
-#define ifxmips_port_set_open_drain ifx_gpio_open_drain_clear
-#define ifxmips_port_free_pin ifx_gpio_pin_free
-#define ifxmips_mask_and_ack_irq bsp_mask_and_ack_irq
-#define IFXMIPS_MPS_CHIPID_VERSION_GET IFX_MCD_CHIPID_VERSION_GET
-#define ltq_r32(reg) __raw_readl(reg)
-#define ltq_w32(val, reg) __raw_writel(val, reg)
-#define ltq_w32_mask(clear, set, reg) ltq_w32((ltq_r32(reg) & ~clear) | set, reg)
-*/
-
-#define LTQ_RCU_BASE_ADDR 0x1F203000
-#define LTQ_ICU_BASE_ADDR 0x1F880200
-#define LTQ_MEI_BASE_ADDR 0x1E116000
-#define LTQ_PMU_BASE_ADDR 0x1F102000
-
-
-#ifdef CONFIG_DANUBE
-# define LTQ_MEI_INT (INT_NUM_IM1_IRL0 + 23)
-# define LTQ_MEI_DYING_GASP_INT (INT_NUM_IM1_IRL0 + 21)
-# define LTQ_USB_OC_INT (INT_NUM_IM4_IRL0 + 23)
-#endif
-
-#ifdef CONFIG_AMAZON_SE
-# define LTQ_MEI_INT (INT_NUM_IM2_IRL0 + 9)
-# define LTQ_MEI_DYING_GASP_INT (INT_NUM_IM2_IRL0 + 11)
-# define LTQ_USB_OC_INT (INT_NUM_IM2_IRL0 + 20)
-#endif
-
-#ifdef CONFIG_AR9
-# define LTQ_MEI_INT (INT_NUM_IM1_IRL0 + 23)
-# define LTQ_MEI_DYING_GASP_INT (INT_NUM_IM1_IRL0 + 21)
-# define LTQ_USB_OC_INT (INT_NUM_IM1_IRL0 + 28)
-#endif
-
-#ifndef LTQ_MEI_INT
-#error "Unknown Lantiq ARCH!"
-#endif
-
-#define LTQ_RCU_RST_REQ_DFE (1 << 7)
-#define LTQ_RCU_RST_REQ_AFE (1 << 11)
-
-#define LTQ_PMU_BASE (KSEG1 + LTQ_PMU_BASE_ADDR)
-#define LTQ_RCU_BASE (KSEG1 + LTQ_RCU_BASE_ADDR)
-#define LTQ_ICU_BASE (KSEG1 + LTQ_ICU_BASE_ADDR)
-
-#define LTQ_PMU_PWDCR ((u32 *)(LTQ_PMU_BASE + 0x001C))
-#define LTQ_PMU_PWDSR ((u32 *)(LTQ_PMU_BASE + 0x0020))
-#define LTQ_RCU_RST ((u32 *)(LTQ_RCU_BASE + 0x0010))
-#define LTQ_RCU_RST_ALL 0x40000000
-
-#define LTQ_ICU_IM0_ISR ((u32 *)(LTQ_ICU_BASE + 0x0000))
-#define LTQ_ICU_IM0_IER ((u32 *)(LTQ_ICU_BASE + 0x0008))
-#define LTQ_ICU_IM0_IOSR ((u32 *)(LTQ_ICU_BASE + 0x0010))
-#define LTQ_ICU_IM0_IRSR ((u32 *)(LTQ_ICU_BASE + 0x0018))
-#define LTQ_ICU_IM0_IMR ((u32 *)(LTQ_ICU_BASE + 0x0020))
-
-
-#define LTQ_ICU_IM1_ISR ((u32 *)(LTQ_ICU_BASE + 0x0028))
-#define LTQ_ICU_IM2_ISR ((u32 *)(LTQ_ICU_BASE + 0x0050))
-#define LTQ_ICU_IM3_ISR ((u32 *)(LTQ_ICU_BASE + 0x0078))
-#define LTQ_ICU_IM4_ISR ((u32 *)(LTQ_ICU_BASE + 0x00A0))
-
-#define LTQ_ICU_OFFSET (LTQ_ICU_IM1_ISR - LTQ_ICU_IM0_ISR)
-#define LTQ_ICU_IM2_IER (LTQ_ICU_IM0_IER + LTQ_ICU_OFFSET)
-
-#define IFX_MEI_EMSG(fmt, args...) pr_err("[%s %d]: " fmt,__FUNCTION__, __LINE__, ## args)
-#define IFX_MEI_DMSG(fmt, args...) pr_debug("[%s %d]: " fmt,__FUNCTION__, __LINE__, ## args)
-
-#define LTQ_FUSE_BASE (KSEG1 + 0x1F107354)
-
-#ifdef CONFIG_LTQ_MEI_FW_LOOPBACK
-//#define DFE_MEM_TEST
-//#define DFE_PING_TEST
-#define DFE_ATM_LOOPBACK
-
-
-#ifdef DFE_ATM_LOOPBACK
-#include <asm/ifxmips/ifxmips_mei_fw_loopback.h>
-#endif
-
-void dfe_loopback_irq_handler (DSL_DEV_Device_t *pDev);
-
-#endif //CONFIG_AMAZON_S_MEI_FW_LOOPBACK
-
-DSL_DEV_Version_t bsp_mei_version = {
- major: 5,
- minor: 0,
- revision:0
-};
-DSL_DEV_HwVersion_t bsp_chip_info;
-
-#define IFX_MEI_DEVNAME "ifx_mei"
-#define BSP_MAX_DEVICES 1
-#define MEI_DIRNAME "ifxmips_mei"
-
-DSL_DEV_MeiError_t DSL_BSP_FWDownload (DSL_DEV_Device_t *, const char *, unsigned long, long *, long *);
-DSL_DEV_MeiError_t DSL_BSP_Showtime (DSL_DEV_Device_t *, DSL_uint32_t, DSL_uint32_t);
-DSL_DEV_MeiError_t DSL_BSP_AdslLedInit (DSL_DEV_Device_t *, DSL_DEV_LedId_t, DSL_DEV_LedType_t, DSL_DEV_LedHandler_t);
-//DSL_DEV_MeiError_t DSL_BSP_AdslLedSet (DSL_DEV_Device_t *, DSL_DEV_LedId_t, DSL_DEV_LedMode_t);
-DSL_DEV_MeiError_t DSL_BSP_MemoryDebugAccess (DSL_DEV_Device_t *, DSL_BSP_MemoryAccessType_t, DSL_uint32_t, DSL_uint32_t*, DSL_uint32_t);
-DSL_DEV_MeiError_t DSL_BSP_SendCMV (DSL_DEV_Device_t *, u16 *, int, u16 *);
-
-int DSL_BSP_KernelIoctls (DSL_DEV_Device_t *, unsigned int, unsigned long);
-
-static DSL_DEV_MeiError_t IFX_MEI_RunAdslModem (DSL_DEV_Device_t *);
-static DSL_DEV_MeiError_t IFX_MEI_CpuModeSet (DSL_DEV_Device_t *, DSL_DEV_CpuMode_t);
-static DSL_DEV_MeiError_t IFX_MEI_DownloadBootCode (DSL_DEV_Device_t *);
-static DSL_DEV_MeiError_t IFX_MEI_ArcJtagEnable (DSL_DEV_Device_t *, int);
-static DSL_DEV_MeiError_t IFX_MEI_AdslMailboxIRQEnable (DSL_DEV_Device_t *, int);
-
-static int IFX_MEI_GetPage (DSL_DEV_Device_t *, u32, u32, u32, u32 *, u32 *);
-static int IFX_MEI_BarUpdate (DSL_DEV_Device_t *, int);
-
-static ssize_t IFX_MEI_Write (DSL_DRV_file_t *, const char *, size_t, loff_t *);
-static long IFX_MEI_UserIoctls (DSL_DRV_file_t *, unsigned int, unsigned long);
-static int IFX_MEI_Open (DSL_DRV_inode_t *, DSL_DRV_file_t *);
-static int IFX_MEI_Release (DSL_DRV_inode_t *, DSL_DRV_file_t *);
-
-void AMAZON_SE_MEI_ARC_MUX_Test(void);
-
-void IFX_MEI_ARC_MUX_Test(void);
-
-static int adsl_dummy_ledcallback(void);
-
-int (*ifx_mei_atm_showtime_enter)(struct port_cell_info *, void *) = NULL;
-EXPORT_SYMBOL(ifx_mei_atm_showtime_enter);
-
-int (*ifx_mei_atm_showtime_exit)(void) = NULL;
-EXPORT_SYMBOL(ifx_mei_atm_showtime_exit);
-
-static int (*g_adsl_ledcallback)(void) = adsl_dummy_ledcallback;
-
-static unsigned int g_tx_link_rate[2] = {0};
-
-static void *g_xdata_addr = NULL;
-
-static u32 *mei_arc_swap_buff = NULL; // holding swap pages
-
-extern void ltq_mask_and_ack_irq(struct irq_data *d);
-static void inline MEI_MASK_AND_ACK_IRQ(int x)
-{
- struct irq_data d;
- d.hwirq = x;
- ltq_mask_and_ack_irq(&d);
-}
-#define MEI_MAJOR 105
-static int dev_major = MEI_MAJOR;
-
-static struct file_operations bsp_mei_operations = {
- owner:THIS_MODULE,
- open:IFX_MEI_Open,
- release:IFX_MEI_Release,
- write:IFX_MEI_Write,
- unlocked_ioctl:IFX_MEI_UserIoctls,
-};
-
-static DSL_DEV_Device_t dsl_devices[BSP_MAX_DEVICES];
-
-static ifx_mei_device_private_t
- sDanube_Mei_Private[BSP_MAX_DEVICES];
-
-static DSL_BSP_EventCallBack_t dsl_bsp_event_callback[DSL_BSP_CB_LAST + 1];
-
-/**
- * Write a value to register
- * This function writes a value to danube register
- *
- * \param ul_address The address to write
- * \param ul_data The value to write
- * \ingroup Internal
- */
-static void
-IFX_MEI_LongWordWrite (u32 ul_address, u32 ul_data)
-{
- IFX_MEI_WRITE_REGISTER_L (ul_data, ul_address);
- wmb();
- return;
-}
-
-/**
- * Write a value to register
- * This function writes a value to danube register
- *
- * \param pDev the device pointer
- * \param ul_address The address to write
- * \param ul_data The value to write
- * \ingroup Internal
- */
-static void
-IFX_MEI_LongWordWriteOffset (DSL_DEV_Device_t * pDev, u32 ul_address,
- u32 ul_data)
-{
- IFX_MEI_WRITE_REGISTER_L (ul_data, pDev->base_address + ul_address);
- wmb();
- return;
-}
-
-/**
- * Read the danube register
- * This function read the value from danube register
- *
- * \param ul_address The address to write
- * \param pul_data Pointer to the data
- * \ingroup Internal
- */
-static void
-IFX_MEI_LongWordRead (u32 ul_address, u32 * pul_data)
-{
- *pul_data = IFX_MEI_READ_REGISTER_L (ul_address);
- rmb();
- return;
-}
-
-/**
- * Read the danube register
- * This function read the value from danube register
- *
- * \param pDev the device pointer
- * \param ul_address The address to write
- * \param pul_data Pointer to the data
- * \ingroup Internal
- */
-static void
-IFX_MEI_LongWordReadOffset (DSL_DEV_Device_t * pDev, u32 ul_address,
- u32 * pul_data)
-{
- *pul_data = IFX_MEI_READ_REGISTER_L (pDev->base_address + ul_address);
- rmb();
- return;
-}
-
-/**
- * Write several DWORD datas to ARC memory via ARC DMA interface
- * This function writes several DWORD datas to ARC memory via DMA interface.
- *
- * \param pDev the device pointer
- * \param destaddr The address to write
- * \param databuff Pointer to the data buffer
- * \param databuffsize Number of DWORDs to write
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_DMAWrite (DSL_DEV_Device_t * pDev, u32 destaddr,
- u32 * databuff, u32 databuffsize)
-{
- u32 *p = databuff;
- u32 temp;
-
- if (destaddr & 3)
- return DSL_DEV_MEI_ERR_FAILURE;
-
- // Set the write transfer address
- IFX_MEI_LongWordWriteOffset (pDev, ME_DX_AD, destaddr);
-
- // Write the data pushed across DMA
- while (databuffsize--) {
- temp = *p;
- if (destaddr == MEI_TO_ARC_MAILBOX)
- MEI_HALF_WORD_SWAP (temp);
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DX_DATA, temp);
- p++;
- }
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-
-}
-
-/**
- * Read several DWORD datas from ARC memory via ARC DMA interface
- * This function reads several DWORD datas from ARC memory via DMA interface.
- *
- * \param pDev the device pointer
- * \param srcaddr The address to read
- * \param databuff Pointer to the data buffer
- * \param databuffsize Number of DWORDs to read
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_DMARead (DSL_DEV_Device_t * pDev, u32 srcaddr, u32 * databuff,
- u32 databuffsize)
-{
- u32 *p = databuff;
- u32 temp;
-
- if (srcaddr & 3)
- return DSL_DEV_MEI_ERR_FAILURE;
-
- // Set the read transfer address
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DX_AD, srcaddr);
-
- // Read the data popped across DMA
- while (databuffsize--) {
- IFX_MEI_LongWordReadOffset (pDev, (u32) ME_DX_DATA, &temp);
- if (databuff == (u32 *) DSL_DEV_PRIVATE(pDev)->CMV_RxMsg) // swap half word
- MEI_HALF_WORD_SWAP (temp);
- *p = temp;
- p++;
- }
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-
-}
-
-/**
- * Switch the ARC control mode
- * This function switchs the ARC control mode to JTAG mode or MEI mode
- *
- * \param pDev the device pointer
- * \param mode The mode want to switch: JTAG_MASTER_MODE or MEI_MASTER_MODE.
- * \ingroup Internal
- */
-static void
-IFX_MEI_ControlModeSet (DSL_DEV_Device_t * pDev, int mode)
-{
- u32 temp = 0x0;
-
- IFX_MEI_LongWordReadOffset (pDev, (u32) ME_DBG_MASTER, &temp);
- switch (mode) {
- case JTAG_MASTER_MODE:
- temp &= ~(HOST_MSTR);
- break;
- case MEI_MASTER_MODE:
- temp |= (HOST_MSTR);
- break;
- default:
- IFX_MEI_EMSG ("IFX_MEI_ControlModeSet: unkonwn mode [%d]\n", mode);
- return;
- }
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_MASTER, temp);
-}
-
-/**
- * Disable ARC to MEI interrupt
- *
- * \param pDev the device pointer
- * \ingroup Internal
- */
-static void
-IFX_MEI_IRQDisable (DSL_DEV_Device_t * pDev)
-{
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_MASK, 0x0);
-}
-
-/**
- * Eable ARC to MEI interrupt
- *
- * \param pDev the device pointer
- * \ingroup Internal
- */
-static void
-IFX_MEI_IRQEnable (DSL_DEV_Device_t * pDev)
-{
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_MASK, MSGAV_EN);
-}
-
-/**
- * Poll for transaction complete signal
- * This function polls and waits for transaction complete signal.
- *
- * \param pDev the device pointer
- * \ingroup Internal
- */
-static void
-meiPollForDbgDone (DSL_DEV_Device_t * pDev)
-{
- u32 query = 0;
- int i = 0;
-
- while (i < WHILE_DELAY) {
- IFX_MEI_LongWordReadOffset (pDev, (u32) ME_ARC2ME_STAT, &query);
- query &= (ARC_TO_MEI_DBG_DONE);
- if (query)
- break;
- i++;
- if (i == WHILE_DELAY) {
- IFX_MEI_EMSG ("PollforDbg fail!\n");
- }
- }
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_STAT, ARC_TO_MEI_DBG_DONE); // to clear this interrupt
-}
-
-/**
- * ARC Debug Memory Access for a single DWORD reading.
- * This function used for direct, address-based access to ARC memory.
- *
- * \param pDev the device pointer
- * \param DEC_mode ARC memory space to used
- * \param address Address to read
- * \param data Pointer to data
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-_IFX_MEI_DBGLongWordRead (DSL_DEV_Device_t * pDev, u32 DEC_mode,
- u32 address, u32 * data)
-{
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_DECODE, DEC_mode);
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_RD_AD, address);
- meiPollForDbgDone (pDev);
- IFX_MEI_LongWordReadOffset (pDev, (u32) ME_DBG_DATA, data);
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-/**
- * ARC Debug Memory Access for a single DWORD writing.
- * This function used for direct, address-based access to ARC memory.
- *
- * \param pDev the device pointer
- * \param DEC_mode ARC memory space to used
- * \param address The address to write
- * \param data The data to write
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-_IFX_MEI_DBGLongWordWrite (DSL_DEV_Device_t * pDev, u32 DEC_mode,
- u32 address, u32 data)
-{
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_DECODE, DEC_mode);
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_WR_AD, address);
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_DBG_DATA, data);
- meiPollForDbgDone (pDev);
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-/**
- * ARC Debug Memory Access for writing.
- * This function used for direct, address-based access to ARC memory.
- *
- * \param pDev the device pointer
- * \param destaddr The address to read
- * \param databuffer Pointer to data
- * \param databuffsize The number of DWORDs to read
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-
-static DSL_DEV_MeiError_t
-IFX_MEI_DebugWrite (DSL_DEV_Device_t * pDev, u32 destaddr,
- u32 * databuff, u32 databuffsize)
-{
- u32 i;
- u32 temp = 0x0;
- u32 address = 0x0;
- u32 *buffer = 0x0;
-
- // Open the debug port before DMP memory write
- IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
-
- // For the requested length, write the address and write the data
- address = destaddr;
- buffer = databuff;
- for (i = 0; i < databuffsize; i++) {
- temp = *buffer;
- _IFX_MEI_DBGLongWordWrite (pDev, ME_DBG_DECODE_DMP1_MASK, address, temp);
- address += 4;
- buffer++;
- }
-
- // Close the debug port after DMP memory write
- IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-/**
- * ARC Debug Memory Access for reading.
- * This function used for direct, address-based access to ARC memory.
- *
- * \param pDev the device pointer
- * \param srcaddr The address to read
- * \param databuffer Pointer to data
- * \param databuffsize The number of DWORDs to read
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_DebugRead (DSL_DEV_Device_t * pDev, u32 srcaddr, u32 * databuff, u32 databuffsize)
-{
- u32 i;
- u32 temp = 0x0;
- u32 address = 0x0;
- u32 *buffer = 0x0;
-
- // Open the debug port before DMP memory read
- IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
-
- // For the requested length, write the address and read the data
- address = srcaddr;
- buffer = databuff;
- for (i = 0; i < databuffsize; i++) {
- _IFX_MEI_DBGLongWordRead (pDev, ME_DBG_DECODE_DMP1_MASK, address, &temp);
- *buffer = temp;
- address += 4;
- buffer++;
- }
-
- // Close the debug port after DMP memory read
- IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-/**
- * Send a message to ARC MailBox.
- * This function sends a message to ARC Mailbox via ARC DMA interface.
- *
- * \param pDev the device pointer
- * \param msgsrcbuffer Pointer to message.
- * \param msgsize The number of words to write.
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_MailboxWrite (DSL_DEV_Device_t * pDev, u16 * msgsrcbuffer,
- u16 msgsize)
-{
- int i;
- u32 arc_mailbox_status = 0x0;
- u32 temp = 0;
- DSL_DEV_MeiError_t meiMailboxError = DSL_DEV_MEI_ERR_SUCCESS;
-
- // Write to mailbox
- meiMailboxError =
- IFX_MEI_DMAWrite (pDev, MEI_TO_ARC_MAILBOX, (u32 *) msgsrcbuffer, msgsize / 2);
- meiMailboxError =
- IFX_MEI_DMAWrite (pDev, MEI_TO_ARC_MAILBOXR, (u32 *) (&temp), 1);
-
- // Notify arc that mailbox write completed
- DSL_DEV_PRIVATE(pDev)->cmv_waiting = 1;
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ME2ARC_INT, MEI_TO_ARC_MSGAV);
-
- i = 0;
- while (i < WHILE_DELAY) { // wait for ARC to clear the bit
- IFX_MEI_LongWordReadOffset (pDev, (u32) ME_ME2ARC_INT, &arc_mailbox_status);
- if ((arc_mailbox_status & MEI_TO_ARC_MSGAV) != MEI_TO_ARC_MSGAV)
- break;
- i++;
- if (i == WHILE_DELAY) {
- IFX_MEI_EMSG (">>> Timeout waiting for ARC to clear MEI_TO_ARC_MSGAV!!!"
- " MEI_TO_ARC message size = %d DWORDs <<<\n", msgsize/2);
- meiMailboxError = DSL_DEV_MEI_ERR_FAILURE;
- }
- }
-
- return meiMailboxError;
-}
-
-/**
- * Read a message from ARC MailBox.
- * This function reads a message from ARC Mailbox via ARC DMA interface.
- *
- * \param pDev the device pointer
- * \param msgsrcbuffer Pointer to message.
- * \param msgsize The number of words to read
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_MailboxRead (DSL_DEV_Device_t * pDev, u16 * msgdestbuffer,
- u16 msgsize)
-{
- DSL_DEV_MeiError_t meiMailboxError = DSL_DEV_MEI_ERR_SUCCESS;
- // Read from mailbox
- meiMailboxError =
- IFX_MEI_DMARead (pDev, ARC_TO_MEI_MAILBOX, (u32 *) msgdestbuffer, msgsize / 2);
-
- // Notify arc that mailbox read completed
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_STAT, ARC_TO_MEI_MSGAV);
-
- return meiMailboxError;
-}
-
-/**
- * Download boot pages to ARC.
- * This function downloads boot pages to ARC.
- *
- * \param pDev the device pointer
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_DownloadBootPages (DSL_DEV_Device_t * pDev)
-{
- int boot_loop;
- int page_size;
- u32 dest_addr;
-
- /*
- ** DMA the boot code page(s)
- */
-
- for (boot_loop = 1;
- boot_loop <
- (DSL_DEV_PRIVATE(pDev)->img_hdr-> count); boot_loop++) {
- if ((DSL_DEV_PRIVATE(pDev)-> img_hdr->page[boot_loop].p_size) & BOOT_FLAG) {
- page_size = IFX_MEI_GetPage (pDev, boot_loop,
- GET_PROG, MAXSWAPSIZE,
- mei_arc_swap_buff,
- &dest_addr);
- if (page_size > 0) {
- IFX_MEI_DMAWrite (pDev, dest_addr,
- mei_arc_swap_buff,
- page_size);
- }
- }
- if ((DSL_DEV_PRIVATE(pDev)-> img_hdr->page[boot_loop].d_size) & BOOT_FLAG) {
- page_size = IFX_MEI_GetPage (pDev, boot_loop,
- GET_DATA, MAXSWAPSIZE,
- mei_arc_swap_buff,
- &dest_addr);
- if (page_size > 0) {
- IFX_MEI_DMAWrite (pDev, dest_addr,
- mei_arc_swap_buff,
- page_size);
- }
- }
- }
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-/**
- * Initial efuse rar.
- **/
-static void
-IFX_MEI_FuseInit (DSL_DEV_Device_t * pDev)
-{
- u32 data = 0;
- IFX_MEI_DMAWrite (pDev, IRAM0_BASE, &data, 1);
- IFX_MEI_DMAWrite (pDev, IRAM0_BASE + 4, &data, 1);
- IFX_MEI_DMAWrite (pDev, IRAM1_BASE, &data, 1);
- IFX_MEI_DMAWrite (pDev, IRAM1_BASE + 4, &data, 1);
- IFX_MEI_DMAWrite (pDev, BRAM_BASE, &data, 1);
- IFX_MEI_DMAWrite (pDev, BRAM_BASE + 4, &data, 1);
- IFX_MEI_DMAWrite (pDev, ADSL_DILV_BASE, &data, 1);
- IFX_MEI_DMAWrite (pDev, ADSL_DILV_BASE + 4, &data, 1);
-}
-
-/**
- * efuse rar program
- **/
-static void
-IFX_MEI_FuseProg (DSL_DEV_Device_t * pDev)
-{
- u32 reg_data, fuse_value;
- int i = 0;
-
- IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
- while ((reg_data & 0x10000000) == 0) {
- IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
- i++;
- /* 0x4000 translate to about 16 ms@111M, so should be enough */
- if (i == 0x4000)
- return;
- }
- // STEP a: Prepare memory for external accesses
- // Write fuse_en bit24
- IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
- IFX_MEI_LongWordWrite ((u32) LTQ_RCU_RST, reg_data | (1 << 24));
-
- IFX_MEI_FuseInit (pDev);
- for (i = 0; i < 4; i++) {
- IFX_MEI_LongWordRead ((u32) (LTQ_FUSE_BASE) + i * 4, &fuse_value);
- switch (fuse_value & 0xF0000) {
- case 0x80000:
- reg_data = ((fuse_value & RX_DILV_ADDR_BIT_MASK) |
- (RX_DILV_ADDR_BIT_MASK + 0x1));
- IFX_MEI_DMAWrite (pDev, ADSL_DILV_BASE, ®_data, 1);
- break;
- case 0x90000:
- reg_data = ((fuse_value & RX_DILV_ADDR_BIT_MASK) |
- (RX_DILV_ADDR_BIT_MASK + 0x1));
- IFX_MEI_DMAWrite (pDev, ADSL_DILV_BASE + 4, ®_data, 1);
- break;
- case 0xA0000:
- reg_data = ((fuse_value & IRAM0_ADDR_BIT_MASK) |
- (IRAM0_ADDR_BIT_MASK + 0x1));
- IFX_MEI_DMAWrite (pDev, IRAM0_BASE, ®_data, 1);
- break;
- case 0xB0000:
- reg_data = ((fuse_value & IRAM0_ADDR_BIT_MASK) |
- (IRAM0_ADDR_BIT_MASK + 0x1));
- IFX_MEI_DMAWrite (pDev, IRAM0_BASE + 4, ®_data, 1);
- break;
- case 0xC0000:
- reg_data = ((fuse_value & IRAM1_ADDR_BIT_MASK) |
- (IRAM1_ADDR_BIT_MASK + 0x1));
- IFX_MEI_DMAWrite (pDev, IRAM1_BASE, ®_data, 1);
- break;
- case 0xD0000:
- reg_data = ((fuse_value & IRAM1_ADDR_BIT_MASK) |
- (IRAM1_ADDR_BIT_MASK + 0x1));
- IFX_MEI_DMAWrite (pDev, IRAM1_BASE + 4, ®_data, 1);
- break;
- case 0xE0000:
- reg_data = ((fuse_value & BRAM_ADDR_BIT_MASK) |
- (BRAM_ADDR_BIT_MASK + 0x1));
- IFX_MEI_DMAWrite (pDev, BRAM_BASE, ®_data, 1);
- break;
- case 0xF0000:
- reg_data = ((fuse_value & BRAM_ADDR_BIT_MASK) |
- (BRAM_ADDR_BIT_MASK + 0x1));
- IFX_MEI_DMAWrite (pDev, BRAM_BASE + 4, ®_data, 1);
- break;
- default: // PPE efuse
- break;
- }
- }
- IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
- IFX_MEI_LongWordWrite ((u32) LTQ_RCU_RST, reg_data & ~(1 << 24));
- IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
-}
-
-/**
- * Enable DFE Clock
- * This function enables DFE Clock
- *
- * \param pDev the device pointer
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_EnableCLK (DSL_DEV_Device_t * pDev)
-{
- u32 arc_debug_data = 0;
- IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
- //enable ac_clk signal
- _IFX_MEI_DBGLongWordRead (pDev, ME_DBG_DECODE_DMP1_MASK,
- CRI_CCR0, &arc_debug_data);
- arc_debug_data |= ACL_CLK_MODE_ENABLE;
- _IFX_MEI_DBGLongWordWrite (pDev, ME_DBG_DECODE_DMP1_MASK,
- CRI_CCR0, arc_debug_data);
- IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-/**
- * Halt the ARC.
- * This function halts the ARC.
- *
- * \param pDev the device pointer
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_HaltArc (DSL_DEV_Device_t * pDev)
-{
- u32 arc_debug_data = 0x0;
-
- // Switch arc control from JTAG mode to MEI mode
- IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
- _IFX_MEI_DBGLongWordRead (pDev, MEI_DEBUG_DEC_AUX_MASK,
- ARC_DEBUG, &arc_debug_data);
- arc_debug_data |= ARC_DEBUG_HALT;
- _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK,
- ARC_DEBUG, arc_debug_data);
- // Switch arc control from MEI mode to JTAG mode
- IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
-
- MEI_WAIT (10);
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-/**
- * Run the ARC.
- * This function runs the ARC.
- *
- * \param pDev the device pointer
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_RunArc (DSL_DEV_Device_t * pDev)
-{
- u32 arc_debug_data = 0x0;
-
- // Switch arc control from JTAG mode to MEI mode- write '1' to bit0
- IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
- _IFX_MEI_DBGLongWordRead (pDev, MEI_DEBUG_DEC_AUX_MASK,
- AUX_STATUS, &arc_debug_data);
-
- // Write debug data reg with content ANDd with 0xFDFFFFFF (halt bit cleared)
- arc_debug_data &= ~ARC_AUX_HALT;
- _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK,
- AUX_STATUS, arc_debug_data);
-
- // Switch arc control from MEI mode to JTAG mode- write '0' to bit0
- IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
- // Enable mask for arc codeswap interrupts
- IFX_MEI_IRQEnable (pDev);
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-
-}
-
-/**
- * Reset the ARC.
- * This function resets the ARC.
- *
- * \param pDev the device pointer
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_ResetARC (DSL_DEV_Device_t * pDev)
-{
- u32 arc_debug_data = 0;
-
- IFX_MEI_HaltArc (pDev);
-
- IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, &arc_debug_data);
- IFX_MEI_LongWordWrite ((u32) LTQ_RCU_RST,
- arc_debug_data | LTQ_RCU_RST_REQ_DFE | LTQ_RCU_RST_REQ_AFE);
-
- // reset ARC
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_RST_CTRL, MEI_SOFT_RESET);
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_RST_CTRL, 0);
-
- IFX_MEI_IRQDisable (pDev);
-
- IFX_MEI_EnableCLK (pDev);
-
-#if 0
- // reset part of PPE
- *(unsigned long *) (BSP_PPE32_SRST) = 0xC30;
- *(unsigned long *) (BSP_PPE32_SRST) = 0xFFF;
-#endif
-
- DSL_DEV_PRIVATE(pDev)->modem_ready = 0;
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-DSL_DEV_MeiError_t
-DSL_BSP_Showtime (DSL_DEV_Device_t * dev, DSL_uint32_t rate_fast, DSL_uint32_t rate_intl)
-{
- struct port_cell_info port_cell = {0};
-
- IFX_MEI_EMSG ("Datarate US intl = %d, fast = %d\n", (int)rate_intl,
- (int)rate_fast);
-
- if ( rate_fast )
- g_tx_link_rate[0] = rate_fast / (53 * 8);
- if ( rate_intl )
- g_tx_link_rate[1] = rate_intl / (53 * 8);
-
- if ( g_tx_link_rate[0] == 0 && g_tx_link_rate[1] == 0 ) {
- IFX_MEI_EMSG ("Got rate fail.\n");
- }
-
- if ( ifx_mei_atm_showtime_enter )
- {
- port_cell.port_num = 2;
- port_cell.tx_link_rate[0] = g_tx_link_rate[0];
- port_cell.tx_link_rate[1] = g_tx_link_rate[1];
- ifx_mei_atm_showtime_enter(&port_cell, g_xdata_addr);
- }
- else
- {
- IFX_MEI_EMSG("no hookup from ATM driver to set cell rate\n");
- }
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-};
-
-/**
- * Reset/halt/run the DFE.
- * This function provide operations to reset/halt/run the DFE.
- *
- * \param pDev the device pointer
- * \param mode which operation want to do
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_CpuModeSet (DSL_DEV_Device_t *pDev,
- DSL_DEV_CpuMode_t mode)
-{
- DSL_DEV_MeiError_t err_ret = DSL_DEV_MEI_ERR_FAILURE;
- switch (mode) {
- case DSL_CPU_HALT:
- err_ret = IFX_MEI_HaltArc (pDev);
- break;
- case DSL_CPU_RUN:
- err_ret = IFX_MEI_RunArc (pDev);
- break;
- case DSL_CPU_RESET:
- err_ret = IFX_MEI_ResetARC (pDev);
- break;
- default:
- break;
- }
- return err_ret;
-}
-
-/**
- * Accress DFE memory.
- * This function provide a way to access DFE memory;
- *
- * \param pDev the device pointer
- * \param type read or write
- * \param destaddr destination address
- * \param databuff pointer to hold data
- * \param databuffsize size want to read/write
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-DSL_DEV_MeiError_t
-DSL_BSP_MemoryDebugAccess (DSL_DEV_Device_t * pDev,
- DSL_BSP_MemoryAccessType_t type,
- DSL_uint32_t destaddr, DSL_uint32_t *databuff,
- DSL_uint32_t databuffsize)
-{
- DSL_DEV_MeiError_t meierr = DSL_DEV_MEI_ERR_SUCCESS;
- switch (type) {
- case DSL_BSP_MEMORY_READ:
- meierr = IFX_MEI_DebugRead (pDev, (u32)destaddr, (u32*)databuff, (u32)databuffsize);
- break;
- case DSL_BSP_MEMORY_WRITE:
- meierr = IFX_MEI_DebugWrite (pDev, (u32)destaddr, (u32*)databuff, (u32)databuffsize);
- break;
- }
- return DSL_DEV_MEI_ERR_SUCCESS;
-};
-
-/**
- * Download boot code to ARC.
- * This function downloads boot code to ARC.
- *
- * \param pDev the device pointer
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_DownloadBootCode (DSL_DEV_Device_t *pDev)
-{
- IFX_MEI_IRQDisable (pDev);
-
- IFX_MEI_EnableCLK (pDev);
-
- IFX_MEI_FuseProg (pDev); //program fuse rar
-
- IFX_MEI_DownloadBootPages (pDev);
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-};
-
-/**
- * Enable Jtag debugger interface
- * This function setups mips gpio to enable jtag debugger
- *
- * \param pDev the device pointer
- * \param enable enable or disable
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_ArcJtagEnable (DSL_DEV_Device_t *dev, int enable)
-{
- /*
- int meierr=0;
- u32 reg_data;
- switch (enable) {
- case 1:
- //reserve gpio 9, 10, 11, 14, 19 for ARC JTAG
- ifxmips_port_reserve_pin (0, 9);
- ifxmips_port_reserve_pin (0, 10);
- ifxmips_port_reserve_pin (0, 11);
- ifxmips_port_reserve_pin (0, 14);
- ifxmips_port_reserve_pin (1, 3);
-
- ifxmips_port_set_dir_in(0, 11);
- ifxmips_port_clear_altsel0(0, 11);
- ifxmips_port_clear_altsel1(0, 11);
- ifxmips_port_set_open_drain(0, 11);
- //enable ARC JTAG
- IFX_MEI_LongWordRead ((u32) LTQ_RCU_RST, ®_data);
- IFX_MEI_LongWordWrite ((u32) LTQ_RCU_RST, reg_data | LTQ_RCU_RST_REQ_ARC_JTAG);
- break;
- case 0:
- default:
- break;
- }
-jtag_end:
- if (meierr)
- return DSL_DEV_MEI_ERR_FAILURE;
-*/
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-};
-
-/**
- * Enable DFE to MIPS interrupt
- * This function enable DFE to MIPS interrupt
- *
- * \param pDev the device pointer
- * \param enable enable or disable
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_AdslMailboxIRQEnable (DSL_DEV_Device_t *pDev, int enable)
-{
- DSL_DEV_MeiError_t meierr;
- switch (enable) {
- case 0:
- meierr = DSL_DEV_MEI_ERR_SUCCESS;
- IFX_MEI_IRQDisable (pDev);
- break;
- case 1:
- IFX_MEI_IRQEnable (pDev);
- meierr = DSL_DEV_MEI_ERR_SUCCESS;
- break;
- default:
- meierr = DSL_DEV_MEI_ERR_FAILURE;
- break;
-
- }
- return meierr;
-}
-
-/**
- * Get the modem status
- * This function return the modem status
- *
- * \param pDev the device pointer
- * \return 1: modem ready 0: not ready
- * \ingroup Internal
- */
-static int
-IFX_MEI_IsModemReady (DSL_DEV_Device_t * pDev)
-{
- return DSL_DEV_PRIVATE(pDev)->modem_ready;
-}
-
-DSL_DEV_MeiError_t
-DSL_BSP_AdslLedInit (DSL_DEV_Device_t * dev,
- DSL_DEV_LedId_t led_number,
- DSL_DEV_LedType_t type,
- DSL_DEV_LedHandler_t handler)
-{
-#if 0
- struct led_config_param param;
- if (led_number == DSL_LED_LINK_ID && type == DSL_LED_LINK_TYPE && handler == /*DSL_LED_HD_CPU*/DSL_LED_HD_FW) {
- param.operation_mask = CONFIG_OPERATION_UPDATE_SOURCE;
- param.led = 0x01;
- param.source = 0x01;
-// bsp_led_config (¶m);
-
- } else if (led_number == DSL_LED_DATA_ID && type == DSL_LED_DATA_TYPE && (handler == DSL_LED_HD_FW)) {
- param.operation_mask = CONFIG_OPERATION_UPDATE_SOURCE;
- param.led = 0x02;
- param.source = 0x02;
-// bsp_led_config (¶m);
- }
-#endif
- return DSL_DEV_MEI_ERR_SUCCESS;
-};
-#if 0
-DSL_DEV_MeiError_t
-DSL_BSP_AdslLedSet (DSL_DEV_Device_t * dev, DSL_DEV_LedId_t led_number, DSL_DEV_LedMode_t mode)
-{
- printk(KERN_INFO "[%s %d]: mode = %#x, led_number = %d\n", __func__, __LINE__, mode, led_number);
- switch (mode) {
- case DSL_LED_OFF:
- switch (led_number) {
- case DSL_LED_LINK_ID:
-#ifdef CONFIG_BSP_LED
- bsp_led_set_blink (1, 0);
- bsp_led_set_data (1, 0);
-#endif
- break;
- case DSL_LED_DATA_ID:
-#ifdef CONFIG_BSP_LED
- bsp_led_set_blink (0, 0);
- bsp_led_set_data (0, 0);
-#endif
- break;
- }
- break;
- case DSL_LED_FLASH:
- switch (led_number) {
- case DSL_LED_LINK_ID:
-#ifdef CONFIG_BSP_LED
- bsp_led_set_blink (1, 1); // data
-#endif
- break;
- case DSL_LED_DATA_ID:
-#ifdef CONFIG_BSP_LED
- bsp_led_set_blink (0, 1); // data
-#endif
- break;
- }
- break;
- case DSL_LED_ON:
- switch (led_number) {
- case DSL_LED_LINK_ID:
-#ifdef CONFIG_BSP_LED
- bsp_led_set_blink (1, 0);
- bsp_led_set_data (1, 1);
-#endif
- break;
- case DSL_LED_DATA_ID:
-#ifdef CONFIG_BSP_LED
- bsp_led_set_blink (0, 0);
- bsp_led_set_data (0, 1);
-#endif
- break;
- }
- break;
- }
- return DSL_DEV_MEI_ERR_SUCCESS;
-};
-
-#endif
-
-/**
-* Compose a message.
-* This function compose a message from opcode, group, address, index, size, and data
-*
-* \param opcode The message opcode
-* \param group The message group number
-* \param address The message address.
-* \param index The message index.
-* \param size The number of words to read/write.
-* \param data The pointer to data.
-* \param CMVMSG The pointer to message buffer.
-* \ingroup Internal
-*/
-void
-makeCMV (u8 opcode, u8 group, u16 address, u16 index, int size, u16 * data, u16 *CMVMSG)
-{
- memset (CMVMSG, 0, MSG_LENGTH * 2);
- CMVMSG[0] = (opcode << 4) + (size & 0xf);
- CMVMSG[1] = (((index == 0) ? 0 : 1) << 7) + (group & 0x7f);
- CMVMSG[2] = address;
- CMVMSG[3] = index;
- if (opcode == H2D_CMV_WRITE)
- memcpy (CMVMSG + 4, data, size * 2);
- return;
-}
-
-/**
- * Send a message to ARC and read the response
- * This function sends a message to arc, waits the response, and reads the responses.
- *
- * \param pDev the device pointer
- * \param request Pointer to the request
- * \param reply Wait reply or not.
- * \param response Pointer to the response
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-DSL_DEV_MeiError_t
-DSL_BSP_SendCMV (DSL_DEV_Device_t * pDev, u16 * request, int reply, u16 * response) // write cmv to arc, if reply needed, wait for reply
-{
- DSL_DEV_MeiError_t meierror;
-#if defined(BSP_PORT_RTEMS)
- int delay_counter = 0;
-#endif
-
- if (MEI_MUTEX_LOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema))
- return -ERESTARTSYS;
-
- DSL_DEV_PRIVATE(pDev)->cmv_reply = reply;
- memset (DSL_DEV_PRIVATE(pDev)->CMV_RxMsg, 0,
- sizeof (DSL_DEV_PRIVATE(pDev)->
- CMV_RxMsg));
- DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
-
- meierror = IFX_MEI_MailboxWrite (pDev, request, MSG_LENGTH);
-
- if (meierror != DSL_DEV_MEI_ERR_SUCCESS) {
- DSL_DEV_PRIVATE(pDev)->cmv_waiting = 0;
- DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
- IFX_MEI_EMSG ("MailboxWrite Fail!\n");
- IFX_MEI_EMSG ("Resetting ARC...\n");
- IFX_MEI_ResetARC(pDev);
- MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
- return meierror;
- }
- else {
- DSL_DEV_PRIVATE(pDev)->cmv_count++;
- }
-
- if (DSL_DEV_PRIVATE(pDev)->cmv_reply ==
- NO_REPLY) {
- MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
- return DSL_DEV_MEI_ERR_SUCCESS;
- }
-
-#if !defined(BSP_PORT_RTEMS)
- if (DSL_DEV_PRIVATE(pDev)->arcmsgav == 0)
- MEI_WAIT_EVENT_TIMEOUT (DSL_DEV_PRIVATE(pDev)->wait_queue_arcmsgav, CMV_TIMEOUT);
-#else
- while (DSL_DEV_PRIVATE(pDev)->arcmsgav == 0 && delay_counter < CMV_TIMEOUT / 5) {
- MEI_WAIT (5);
- delay_counter++;
- }
-#endif
-
- DSL_DEV_PRIVATE(pDev)->cmv_waiting = 0;
- if (DSL_DEV_PRIVATE(pDev)->arcmsgav == 0) { //CMV_timeout
- DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
- IFX_MEI_EMSG ("\%s: DSL_DEV_MEI_ERR_MAILBOX_TIMEOUT\n",
- __FUNCTION__);
- MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
- return DSL_DEV_MEI_ERR_MAILBOX_TIMEOUT;
- }
- else {
- DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
- DSL_DEV_PRIVATE(pDev)->
- reply_count++;
- memcpy (response, DSL_DEV_PRIVATE(pDev)->CMV_RxMsg, MSG_LENGTH * 2);
- MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
- return DSL_DEV_MEI_ERR_SUCCESS;
- }
- MEI_MUTEX_UNLOCK (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema);
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-/**
- * Reset the ARC, download boot codes, and run the ARC.
- * This function resets the ARC, downloads boot codes to ARC, and runs the ARC.
- *
- * \param pDev the device pointer
- * \return DSL_DEV_MEI_ERR_SUCCESS or DSL_DEV_MEI_ERR_FAILURE
- * \ingroup Internal
- */
-static DSL_DEV_MeiError_t
-IFX_MEI_RunAdslModem (DSL_DEV_Device_t *pDev)
-{
- int nSize = 0, idx = 0;
- uint32_t im0_register, im2_register;
-// DSL_DEV_WinHost_Message_t m;
-
- if (mei_arc_swap_buff == NULL) {
- mei_arc_swap_buff =
- (u32 *) kmalloc (MAXSWAPSIZE * 4, GFP_KERNEL);
- if (mei_arc_swap_buff == NULL) {
- IFX_MEI_EMSG (">>> malloc fail for codeswap buff!!! <<<\n");
- return DSL_DEV_MEI_ERR_FAILURE;
- }
- IFX_MEI_DMSG("allocate %dKB swap buff memory at: 0x%p\n", ksize(mei_arc_swap_buff)/1024, mei_arc_swap_buff);
- }
-
- DSL_DEV_PRIVATE(pDev)->img_hdr =
- (ARC_IMG_HDR *) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[0].address;
- if ((DSL_DEV_PRIVATE(pDev)->img_hdr->
- count) * sizeof (ARC_SWP_PAGE_HDR) > SDRAM_SEGMENT_SIZE) {
- IFX_MEI_EMSG ("firmware header size is bigger than 64K segment size\n");
- return DSL_DEV_MEI_ERR_FAILURE;
- }
- // check image size
- for (idx = 0; idx < MAX_BAR_REGISTERS; idx++) {
- nSize += DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].nCopy;
- }
- if (nSize !=
- DSL_DEV_PRIVATE(pDev)->image_size) {
- IFX_MEI_EMSG ("Firmware download is not completed. Please download firmware again!\n");
- return DSL_DEV_MEI_ERR_FAILURE;
- }
- // TODO: check crc
- ///
-
- IFX_MEI_ResetARC (pDev);
- IFX_MEI_HaltArc (pDev);
- IFX_MEI_BarUpdate (pDev, DSL_DEV_PRIVATE(pDev)->nBar);
-
- //IFX_MEI_DMSG("Starting to meiDownloadBootCode\n");
-
- IFX_MEI_DownloadBootCode (pDev);
-
- im0_register = (*LTQ_ICU_IM0_IER) & (1 << 20);
- im2_register = (*LTQ_ICU_IM2_IER) & (1 << 20);
-
- /* Turn off irq */
- disable_irq (LTQ_USB_OC_INT);
- disable_irq (pDev->nIrq[IFX_DYING_GASP]);
-
- IFX_MEI_RunArc (pDev);
-
- MEI_WAIT_EVENT_TIMEOUT (DSL_DEV_PRIVATE(pDev)->wait_queue_modemready, 1000);
-
- MEI_MASK_AND_ACK_IRQ (LTQ_USB_OC_INT);
- MEI_MASK_AND_ACK_IRQ (pDev->nIrq[IFX_DYING_GASP]);
-
- /* Re-enable irq */
- enable_irq(pDev->nIrq[IFX_DYING_GASP]);
- *LTQ_ICU_IM0_IER |= im0_register;
- *LTQ_ICU_IM2_IER |= im2_register;
-
- if (DSL_DEV_PRIVATE(pDev)->modem_ready != 1) {
- IFX_MEI_EMSG ("Modem failed to be ready!\n");
- return DSL_DEV_MEI_ERR_FAILURE;
- } else {
- IFX_MEI_DMSG("Modem is ready.\n");
- return DSL_DEV_MEI_ERR_SUCCESS;
- }
-}
-
-/**
- * Get the page's data pointer
- * This function caculats the data address from the firmware header.
- *
- * \param pDev the device pointer
- * \param Page The page number.
- * \param data Data page or program page.
- * \param MaxSize The maximum size to read.
- * \param Buffer Pointer to data.
- * \param Dest Pointer to the destination address.
- * \return The number of bytes to read.
- * \ingroup Internal
- */
-static int
-IFX_MEI_GetPage (DSL_DEV_Device_t * pDev, u32 Page, u32 data,
- u32 MaxSize, u32 * Buffer, u32 * Dest)
-{
- u32 size;
- u32 i;
- u32 *p;
- u32 idx, offset, nBar = 0;
-
- if (Page > DSL_DEV_PRIVATE(pDev)->img_hdr->count)
- return -2;
- /*
- ** Get program or data size, depending on "data" flag
- */
- size = (data == GET_DATA) ? (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].d_size) :
- (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].p_size);
- size &= BOOT_FLAG_MASK; // Clear boot bit!
- if (size > MaxSize)
- return -1;
-
- if (size == 0)
- return 0;
- /*
- ** Get program or data offset, depending on "data" flag
- */
- i = data ? (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].d_offset) :
- (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].p_offset);
-
- /*
- ** Copy data/program to buffer
- */
-
- idx = i / SDRAM_SEGMENT_SIZE;
- offset = i % SDRAM_SEGMENT_SIZE;
- p = (u32 *) ((u8 *) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].address + offset);
-
- for (i = 0; i < size; i++) {
- if (offset + i * 4 - (nBar * SDRAM_SEGMENT_SIZE) >= SDRAM_SEGMENT_SIZE) {
- idx++;
- nBar++;
- p = (u32 *) ((u8 *) KSEG1ADDR ((u32)DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].address));
- }
- Buffer[i] = *p++;
- }
-
- /*
- ** Pass back data/program destination address
- */
- *Dest = data ? (DSL_DEV_PRIVATE(pDev)-> img_hdr->page[Page].d_dest) :
- (DSL_DEV_PRIVATE(pDev)->img_hdr->page[Page].p_dest);
-
- return size;
-}
-
-/**
- * Free the memory for ARC firmware
- *
- * \param pDev the device pointer
- * \param type Free all memory or free the unused memory after showtime
- * \ingroup Internal
- */
-const char *free_str[4] = {"Invalid", "Free_Reload", "Free_Showtime", "Free_All"};
-static int
-IFX_MEI_DFEMemoryFree (DSL_DEV_Device_t * pDev, int type)
-{
- int idx = 0;
- smmu_mem_info_t *adsl_mem_info =
- DSL_DEV_PRIVATE(pDev)->adsl_mem_info;
-
- for (idx = 0; idx < MAX_BAR_REGISTERS; idx++) {
- if (type == FREE_ALL ||adsl_mem_info[idx].type == type) {
- if (adsl_mem_info[idx].size > 0) {
- IFX_MEI_DMSG ("Freeing memory %p (%s)\n", adsl_mem_info[idx].org_address, free_str[adsl_mem_info[idx].type]);
- if ( idx == XDATA_REGISTER ) {
- g_xdata_addr = NULL;
- if ( ifx_mei_atm_showtime_exit )
- ifx_mei_atm_showtime_exit();
- }
- kfree (adsl_mem_info[idx].org_address);
- adsl_mem_info[idx].org_address = 0;
- adsl_mem_info[idx].address = 0;
- adsl_mem_info[idx].size = 0;
- adsl_mem_info[idx].type = 0;
- adsl_mem_info[idx].nCopy = 0;
- }
- }
- }
-
- if(mei_arc_swap_buff != NULL){
- IFX_MEI_DMSG("free %dKB swap buff memory at: 0x%p\n", ksize(mei_arc_swap_buff)/1024, mei_arc_swap_buff);
- kfree(mei_arc_swap_buff);
- mei_arc_swap_buff=NULL;
- }
-
- return 0;
-}
-static int
-IFX_MEI_DFEMemoryAlloc (DSL_DEV_Device_t * pDev, long size)
-{
- unsigned long mem_ptr;
- char *org_mem_ptr = NULL;
- int idx = 0;
- long total_size = 0;
- int err = 0;
- smmu_mem_info_t *adsl_mem_info =
- ((ifx_mei_device_private_t *) pDev->pPriv)->adsl_mem_info;
-// DSL_DEV_PRIVATE(pDev)->adsl_mem_info;
- int allocate_size = SDRAM_SEGMENT_SIZE;
-
- IFX_MEI_DMSG("image_size = %ld\n", size);
- // Alloc Swap Pages
- for (idx = 0; size > 0 && idx < MAX_BAR_REGISTERS; idx++) {
- // skip bar15 for XDATA usage.
- if (idx == XDATA_REGISTER)
- continue;
-#if 0
- if (size < SDRAM_SEGMENT_SIZE) {
- allocate_size = size;
- if (allocate_size < 1024)
- allocate_size = 1024;
- }
-#endif
- if (idx == (MAX_BAR_REGISTERS - 1))
- allocate_size = size;
- else
- allocate_size = SDRAM_SEGMENT_SIZE;
-
- org_mem_ptr = kmalloc (allocate_size, GFP_KERNEL);
- if (org_mem_ptr == NULL) {
- IFX_MEI_EMSG ("%d: kmalloc %d bytes memory fail!\n", idx, allocate_size);
- err = -ENOMEM;
- goto allocate_error;
- }
-
- if (((unsigned long)org_mem_ptr) & (1023)) {
- /* Pointer not 1k aligned, so free it and allocate a larger chunk
- * for further alignment.
- */
- kfree(org_mem_ptr);
- org_mem_ptr = kmalloc (allocate_size + 1024, GFP_KERNEL);
- if (org_mem_ptr == NULL) {
- IFX_MEI_EMSG ("%d: kmalloc %d bytes memory fail!\n",
- idx, allocate_size + 1024);
- err = -ENOMEM;
- goto allocate_error;
- }
- mem_ptr = (unsigned long) (org_mem_ptr + 1023) & ~(1024 -1);
- } else {
- mem_ptr = (unsigned long) org_mem_ptr;
- }
-
- adsl_mem_info[idx].address = (char *) mem_ptr;
- adsl_mem_info[idx].org_address = org_mem_ptr;
- adsl_mem_info[idx].size = allocate_size;
- size -= allocate_size;
- total_size += allocate_size;
- }
- if (size > 0) {
- IFX_MEI_EMSG ("Image size is too large!\n");
- err = -EFBIG;
- goto allocate_error;
- }
- err = idx;
- return err;
-
- allocate_error:
- IFX_MEI_DFEMemoryFree (pDev, FREE_ALL);
- return err;
-}
-
-/**
- * Program the BAR registers
- *
- * \param pDev the device pointer
- * \param nTotalBar The number of bar to program.
- * \ingroup Internal
- */
-static int
-IFX_MEI_BarUpdate (DSL_DEV_Device_t * pDev, int nTotalBar)
-{
- int idx = 0;
- smmu_mem_info_t *adsl_mem_info =
- DSL_DEV_PRIVATE(pDev)->adsl_mem_info;
-
- for (idx = 0; idx < nTotalBar; idx++) {
- //skip XDATA register
- if (idx == XDATA_REGISTER)
- continue;
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XMEM_BAR_BASE + idx * 4,
- (((uint32_t) adsl_mem_info[idx].address) & 0x0FFFFFFF));
- }
- for (idx = nTotalBar; idx < MAX_BAR_REGISTERS; idx++) {
- if (idx == XDATA_REGISTER)
- continue;
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XMEM_BAR_BASE + idx * 4,
- (((uint32_t)adsl_mem_info[nTotalBar - 1].address) & 0x0FFFFFFF));
- /* These are for /proc/danube_mei/meminfo purpose */
- adsl_mem_info[idx].address = adsl_mem_info[nTotalBar - 1].address;
- adsl_mem_info[idx].org_address = adsl_mem_info[nTotalBar - 1].org_address;
- adsl_mem_info[idx].size = 0; /* Prevent it from being freed */
- }
-
- g_xdata_addr = adsl_mem_info[XDATA_REGISTER].address;
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XMEM_BAR_BASE + XDATA_REGISTER * 4,
- (((uint32_t) adsl_mem_info [XDATA_REGISTER].address) & 0x0FFFFFFF));
- // update MEI_XDATA_BASE_SH
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XDATA_BASE_SH,
- ((unsigned long)adsl_mem_info[XDATA_REGISTER].address) & 0x0FFFFFFF);
-
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-/* This copies the firmware from secondary storage to 64k memory segment in SDRAM */
-DSL_DEV_MeiError_t
-DSL_BSP_FWDownload (DSL_DEV_Device_t * pDev, const char *buf,
- unsigned long size, long *loff, long *current_offset)
-{
- ARC_IMG_HDR img_hdr_tmp;
- smmu_mem_info_t *adsl_mem_info = DSL_DEV_PRIVATE(pDev)->adsl_mem_info;
-
- size_t nRead = 0, nCopy = 0;
- char *mem_ptr;
- char *org_mem_ptr = NULL;
- ssize_t retval = -ENOMEM;
- int idx = 0;
-
- IFX_MEI_DMSG("\n");
-
- if (*loff == 0) {
- if (size < sizeof (img_hdr_tmp)) {
- IFX_MEI_EMSG ("Firmware size is too small!\n");
- return retval;
- }
- copy_from_user ((char *) &img_hdr_tmp, buf, sizeof (img_hdr_tmp));
- // header of image_size and crc are not included.
- DSL_DEV_PRIVATE(pDev)->image_size = le32_to_cpu (img_hdr_tmp.size) + 8;
-
- if (DSL_DEV_PRIVATE(pDev)->image_size > 1024 * 1024) {
- IFX_MEI_EMSG ("Firmware size is too large!\n");
- return retval;
- }
- // check if arc is halt
- IFX_MEI_ResetARC (pDev);
- IFX_MEI_HaltArc (pDev);
-
- IFX_MEI_DFEMemoryFree (pDev, FREE_ALL); //free all
-
- retval = IFX_MEI_DFEMemoryAlloc (pDev, DSL_DEV_PRIVATE(pDev)->image_size);
- if (retval < 0) {
- IFX_MEI_EMSG ("Error: No memory space left.\n");
- goto error;
- }
- for (idx = 0; idx < retval; idx++) {
- //skip XDATA register
- if (idx == XDATA_REGISTER)
- continue;
- if (idx * SDRAM_SEGMENT_SIZE < le32_to_cpu (img_hdr_tmp.page[0].p_offset))
- adsl_mem_info[idx].type = FREE_RELOAD;
- else
- adsl_mem_info[idx].type = FREE_SHOWTIME;
- }
- DSL_DEV_PRIVATE(pDev)->nBar = retval;
-
- DSL_DEV_PRIVATE(pDev)->img_hdr =
- (ARC_IMG_HDR *) adsl_mem_info[0].address;
-
- org_mem_ptr = kmalloc (SDRAM_SEGMENT_SIZE, GFP_KERNEL);
- if (org_mem_ptr == NULL) {
- IFX_MEI_EMSG ("kmalloc memory fail!\n");
- retval = -ENOMEM;
- goto error;
- }
-
- if (((unsigned long)org_mem_ptr) & (1023)) {
- /* Pointer not 1k aligned, so free it and allocate a larger chunk
- * for further alignment.
- */
- kfree(org_mem_ptr);
- org_mem_ptr = kmalloc (SDRAM_SEGMENT_SIZE + 1024, GFP_KERNEL);
- if (org_mem_ptr == NULL) {
- IFX_MEI_EMSG ("kmalloc memory fail!\n");
- retval = -ENOMEM;
- goto error;
- }
- adsl_mem_info[XDATA_REGISTER].address =
- (char *) ((unsigned long) (org_mem_ptr + 1023) & ~(1024 -1));
- } else {
- adsl_mem_info[XDATA_REGISTER].address = org_mem_ptr;
- }
-
- adsl_mem_info[XDATA_REGISTER].org_address = org_mem_ptr;
- adsl_mem_info[XDATA_REGISTER].size = SDRAM_SEGMENT_SIZE;
-
- adsl_mem_info[XDATA_REGISTER].type = FREE_RELOAD;
- IFX_MEI_DMSG("-> IFX_MEI_BarUpdate()\n");
- IFX_MEI_BarUpdate (pDev, (DSL_DEV_PRIVATE(pDev)->nBar));
- }
- else if (DSL_DEV_PRIVATE(pDev)-> image_size == 0) {
- IFX_MEI_EMSG ("Error: Firmware size=0! \n");
- goto error;
- }
-
- nRead = 0;
- while (nRead < size) {
- long offset = ((long) (*loff) + nRead) % SDRAM_SEGMENT_SIZE;
- idx = (((long) (*loff)) + nRead) / SDRAM_SEGMENT_SIZE;
- mem_ptr = (char *) KSEG1ADDR ((unsigned long) (adsl_mem_info[idx].address) + offset);
- if ((size - nRead + offset) > SDRAM_SEGMENT_SIZE)
- nCopy = SDRAM_SEGMENT_SIZE - offset;
- else
- nCopy = size - nRead;
- copy_from_user (mem_ptr, buf + nRead, nCopy);
- for (offset = 0; offset < (nCopy / 4); offset++) {
- ((unsigned long *) mem_ptr)[offset] = le32_to_cpu (((unsigned long *) mem_ptr)[offset]);
- }
- nRead += nCopy;
- adsl_mem_info[idx].nCopy += nCopy;
- }
-
- *loff += size;
- *current_offset = size;
- return DSL_DEV_MEI_ERR_SUCCESS;
-error:
- IFX_MEI_DFEMemoryFree (pDev, FREE_ALL);
- return DSL_DEV_MEI_ERR_FAILURE;
-}
-/*
- * Register a callback event.
- * Return:
- * -1 if the event already has a callback function registered.
- * 0 success
- */
-int DSL_BSP_EventCBRegister(DSL_BSP_EventCallBack_t *p)
-{
- if (!p) {
- IFX_MEI_EMSG("Invalid parameter!\n");
- return -EINVAL;
- }
- if (p->event > DSL_BSP_CB_LAST || p->event < DSL_BSP_CB_FIRST) {
- IFX_MEI_EMSG("Invalid Event %d\n", p->event);
- return -EINVAL;
- }
- if (dsl_bsp_event_callback[p->event].function) {
- IFX_MEI_EMSG("Event %d already has a callback function registered!\n", p->event);
- return -1;
- } else {
- dsl_bsp_event_callback[p->event].function = p->function;
- dsl_bsp_event_callback[p->event].event = p->event;
- dsl_bsp_event_callback[p->event].pData = p->pData;
- }
- return 0;
-}
-int DSL_BSP_EventCBUnregister(DSL_BSP_EventCallBack_t *p)
-{
- if (!p) {
- IFX_MEI_EMSG("Invalid parameter!\n");
- return -EINVAL;
- }
- if (p->event > DSL_BSP_CB_LAST || p->event < DSL_BSP_CB_FIRST) {
- IFX_MEI_EMSG("Invalid Event %d\n", p->event);
- return -EINVAL;
- }
- if (dsl_bsp_event_callback[p->event].function) {
- IFX_MEI_EMSG("Unregistering Event %d...\n", p->event);
- dsl_bsp_event_callback[p->event].function = NULL;
- dsl_bsp_event_callback[p->event].pData = NULL;
- } else {
- IFX_MEI_EMSG("Event %d is not registered!\n", p->event);
- return -1;
- }
- return 0;
-}
-
-/**
- * MEI Dying Gasp interrupt handler
- *
- * \param int1
- * \param void0
- * \param regs Pointer to the structure of danube mips registers
- * \ingroup Internal
- */
-/*static irqreturn_t IFX_MEI_Dying_Gasp_IrqHandle (int int1, void *void0)
-{
- DSL_DEV_Device_t *pDev = (DSL_DEV_Device_t *) void0;
- DSL_BSP_CB_Type_t event;
-
- if (pDev == NULL)
- IFX_MEI_EMSG("Error: Got Interrupt but pDev is NULL!!!!\n");
-
-#ifndef CONFIG_SMP
- disable_irq (pDev->nIrq[IFX_DYING_GASP]);
-#else
- disable_irq_nosync(pDev->nIrq[IFX_DYING_GASP]);
-#endif
- event = DSL_BSP_CB_DYING_GASP;
-
- if (dsl_bsp_event_callback[event].function)
- (*dsl_bsp_event_callback[event].function)(pDev, event, dsl_bsp_event_callback[event].pData);
-
-#ifdef CONFIG_USE_EMULATOR
- IFX_MEI_EMSG("Dying Gasp! Shutting Down... (Work around for Amazon-S Venus emulator)\n");
-#else
- IFX_MEI_EMSG("Dying Gasp! Shutting Down...\n");
-// kill_proc (1, SIGINT, 1);
-#endif
- return IRQ_HANDLED;
-}
-*/
-extern void ifx_usb_enable_afe_oc(void);
-
-/**
- * MEI interrupt handler
- *
- * \param int1
- * \param void0
- * \param regs Pointer to the structure of danube mips registers
- * \ingroup Internal
- */
-static irqreturn_t IFX_MEI_IrqHandle (int int1, void *void0)
-{
- u32 scratch;
- DSL_DEV_Device_t *pDev = (DSL_DEV_Device_t *) void0;
-#if defined(CONFIG_LTQ_MEI_FW_LOOPBACK) && defined(DFE_PING_TEST)
- dfe_loopback_irq_handler (pDev);
- return IRQ_HANDLED;
-#endif //CONFIG_AMAZON_S_MEI_FW_LOOPBACK
- DSL_BSP_CB_Type_t event;
-
- if (pDev == NULL)
- IFX_MEI_EMSG("Error: Got Interrupt but pDev is NULL!!!!\n");
-
- IFX_MEI_DebugRead (pDev, ARC_MEI_MAILBOXR, &scratch, 1);
- if (scratch & OMB_CODESWAP_MESSAGE_MSG_TYPE_MASK) {
- IFX_MEI_EMSG("Receive Code Swap Request interrupt!!!\n");
- return IRQ_HANDLED;
- }
- else if (scratch & OMB_CLEAREOC_INTERRUPT_CODE) {
- // clear eoc message interrupt
- IFX_MEI_DMSG("OMB_CLEAREOC_INTERRUPT_CODE\n");
- event = DSL_BSP_CB_CEOC_IRQ;
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_STAT, ARC_TO_MEI_MSGAV);
- if (dsl_bsp_event_callback[event].function)
- (*dsl_bsp_event_callback[event].function)(pDev, event, dsl_bsp_event_callback[event].pData);
- } else if (scratch & OMB_REBOOT_INTERRUPT_CODE) {
- // Reboot
- IFX_MEI_DMSG("OMB_REBOOT_INTERRUPT_CODE\n");
- event = DSL_BSP_CB_FIRMWARE_REBOOT;
-
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_ARC2ME_STAT, ARC_TO_MEI_MSGAV);
-
- if (dsl_bsp_event_callback[event].function)
- (*dsl_bsp_event_callback[event].function)(pDev, event, dsl_bsp_event_callback[event].pData);
- } else { // normal message
- IFX_MEI_MailboxRead (pDev, DSL_DEV_PRIVATE(pDev)->CMV_RxMsg, MSG_LENGTH);
- if (DSL_DEV_PRIVATE(pDev)-> cmv_waiting == 1) {
- DSL_DEV_PRIVATE(pDev)-> arcmsgav = 1;
- DSL_DEV_PRIVATE(pDev)-> cmv_waiting = 0;
-#if !defined(BSP_PORT_RTEMS)
- MEI_WAKEUP_EVENT (DSL_DEV_PRIVATE(pDev)->wait_queue_arcmsgav);
-#endif
- }
- else {
- DSL_DEV_PRIVATE(pDev)-> modem_ready_cnt++;
- memcpy ((char *) DSL_DEV_PRIVATE(pDev)->Recent_indicator,
- (char *) DSL_DEV_PRIVATE(pDev)->CMV_RxMsg, MSG_LENGTH * 2);
- if (((DSL_DEV_PRIVATE(pDev)->CMV_RxMsg[0] & 0xff0) >> 4) == D2H_AUTONOMOUS_MODEM_READY_MSG) {
- //check ARC ready message
- IFX_MEI_DMSG ("Got MODEM_READY_MSG\n");
- DSL_DEV_PRIVATE(pDev)->modem_ready = 1;
- MEI_WAKEUP_EVENT (DSL_DEV_PRIVATE(pDev)->wait_queue_modemready);
- }
- }
- }
-
- return IRQ_HANDLED;
-}
-
-int
-DSL_BSP_ATMLedCBRegister (int (*ifx_adsl_ledcallback) (void))
-{
- g_adsl_ledcallback = ifx_adsl_ledcallback;
- return 0;
-}
-
-int
-DSL_BSP_ATMLedCBUnregister (int (*ifx_adsl_ledcallback) (void))
-{
- g_adsl_ledcallback = adsl_dummy_ledcallback;
- return 0;
-}
-
-#if 0
-int
-DSL_BSP_EventCBRegister (int (*ifx_adsl_callback)
- (DSL_BSP_CB_Event_t * param))
-{
- int error = 0;
-
- if (DSL_EventCB == NULL) {
- DSL_EventCB = ifx_adsl_callback;
- }
- else {
- error = -EIO;
- }
- return error;
-}
-
-int
-DSL_BSP_EventCBUnregister (int (*ifx_adsl_callback)
- (DSL_BSP_CB_Event_t * param))
-{
- int error = 0;
-
- if (DSL_EventCB == ifx_adsl_callback) {
- DSL_EventCB = NULL;
- }
- else {
- error = -EIO;
- }
- return error;
-}
-
-static int
-DSL_BSP_GetEventCB (int (**ifx_adsl_callback)
- (DSL_BSP_CB_Event_t * param))
-{
- *ifx_adsl_callback = DSL_EventCB;
- return 0;
-}
-#endif
-
-#ifdef CONFIG_LTQ_MEI_FW_LOOPBACK
-#define mte_reg_base (0x4800*4+0x20000)
-
-/* Iridia Registers Address Constants */
-#define MTE_Reg(r) (int)(mte_reg_base + (r*4))
-
-#define IT_AMODE MTE_Reg(0x0004)
-
-#define TIMER_DELAY (1024)
-#define BC0_BYTES (32)
-#define BC1_BYTES (30)
-#define NUM_MB (12)
-#define TIMEOUT_VALUE 2000
-
-static void
-BFMWait (u32 cycle)
-{
- u32 i;
- for (i = 0; i < cycle; i++);
-}
-
-static void
-WriteRegLong (u32 addr, u32 data)
-{
- //*((volatile u32 *)(addr)) = data;
- IFX_MEI_WRITE_REGISTER_L (data, addr);
-}
-
-static u32
-ReadRegLong (u32 addr)
-{
- // u32 rd_val;
- //rd_val = *((volatile u32 *)(addr));
- // return rd_val;
- return IFX_MEI_READ_REGISTER_L (addr);
-}
-
-/* This routine writes the mailbox with the data in an input array */
-static void
-WriteMbox (u32 * mboxarray, u32 size)
-{
- IFX_MEI_DebugWrite (&dsl_devices[0], IMBOX_BASE, mboxarray, size);
- IFX_MEI_DMSG("write to %X\n", IMBOX_BASE);
- IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_ME2ARC_INT, MEI_TO_ARC_MSGAV);
-}
-
-/* This routine reads the output mailbox and places the results into an array */
-static void
-ReadMbox (u32 * mboxarray, u32 size)
-{
- IFX_MEI_DebugRead (&dsl_devices[0], OMBOX_BASE, mboxarray, size);
- IFX_MEI_DMSG("read from %X\n", OMBOX_BASE);
-}
-
-static void
-MEIWriteARCValue (u32 address, u32 value)
-{
- u32 i, check = 0;
-
- /* Write address register */
- IFX_MEI_WRITE_REGISTER_L (address, ME_DBG_WR_AD + LTQ_MEI_BASE_ADDR);
-
- /* Write data register */
- IFX_MEI_WRITE_REGISTER_L (value, ME_DBG_DATA + LTQ_MEI_BASE_ADDR);
-
- /* wait until complete - timeout at 40 */
- for (i = 0; i < 40; i++) {
- check = IFX_MEI_READ_REGISTER_L (ME_ARC2ME_STAT + LTQ_MEI_BASE_ADDR);
-
- if ((check & ARC_TO_MEI_DBG_DONE))
- break;
- }
- /* clear the flag */
- IFX_MEI_WRITE_REGISTER_L (ARC_TO_MEI_DBG_DONE, ME_ARC2ME_STAT + LTQ_MEI_BASE_ADDR);
-}
-
-void
-arc_code_page_download (uint32_t arc_code_length, uint32_t * start_address)
-{
- int count;
-
- IFX_MEI_DMSG("try to download pages,size=%d\n", arc_code_length);
- IFX_MEI_ControlModeSet (&dsl_devices[0], MEI_MASTER_MODE);
- IFX_MEI_HaltArc (&dsl_devices[0]);
- IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_DX_AD, 0);
- for (count = 0; count < arc_code_length; count++) {
- IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_DX_DATA,
- *(start_address + count));
- }
- IFX_MEI_ControlModeSet (&dsl_devices[0], JTAG_MASTER_MODE);
-}
-static int
-load_jump_table (unsigned long addr)
-{
- int i;
- uint32_t addr_le, addr_be;
- uint32_t jump_table[32];
-
- for (i = 0; i < 16; i++) {
- addr_le = i * 8 + addr;
- addr_be = ((addr_le >> 16) & 0xffff);
- addr_be |= ((addr_le & 0xffff) << 16);
- jump_table[i * 2 + 0] = 0x0f802020;
- jump_table[i * 2 + 1] = addr_be;
- //printk("jt %X %08X %08X\n",i,jump_table[i*2+0],jump_table[i*2+1]);
- }
- arc_code_page_download (32, &jump_table[0]);
-return 0;
-}
-
-int got_int = 0;
-
-void
-dfe_loopback_irq_handler (DSL_DEV_Device_t *pDev)
-{
- uint32_t rd_mbox[10];
-
- memset (&rd_mbox[0], 0, 10 * 4);
- ReadMbox (&rd_mbox[0], 6);
- if (rd_mbox[0] == 0x0) {
- FX_MEI_DMSG("Get ARC_ACK\n");
- got_int = 1;
- }
- else if (rd_mbox[0] == 0x5) {
- IFX_MEI_DMSG("Get ARC_BUSY\n");
- got_int = 2;
- }
- else if (rd_mbox[0] == 0x3) {
- IFX_MEI_DMSG("Get ARC_EDONE\n");
- if (rd_mbox[1] == 0x0) {
- got_int = 3;
- IFX_MEI_DMSG("Get E_MEMTEST\n");
- if (rd_mbox[2] != 0x1) {
- got_int = 4;
- IFX_MEI_DMSG("Get Result %X\n", rd_mbox[2]);
- }
- }
- }
- IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_ARC2ME_STAT,
- ARC_TO_MEI_DBG_DONE);
- MEI_MASK_AND_ACK_IRQ (pDev->nIrq[IFX_DFEIR]);
- disable_irq (pDev->nIrq[IFX_DFEIR]);
- //got_int = 1;
- return;
-}
-
-static void
-wait_mem_test_result (void)
-{
- uint32_t mbox[5];
- mbox[0] = 0;
-
- IFX_MEI_DMSG("Waiting Starting\n");
- while (mbox[0] == 0) {
- ReadMbox (&mbox[0], 5);
- }
- IFX_MEI_DMSG("Try to get mem test result.\n");
- ReadMbox (&mbox[0], 5);
- if (mbox[0] == 0xA) {
- IFX_MEI_DMSG("Success.\n");
- }
- else if (mbox[0] == 0xA) {
- IFX_MEI_EMSG("Fail,address %X,except data %X,receive data %X\n",
- mbox[1], mbox[2], mbox[3]);
- }
- else {
- IFX_MEI_EMSG("Fail\n");
- }
-}
-
-static int
-arc_ping_testing (DSL_DEV_Device_t *pDev)
-{
-#define MEI_PING 0x00000001
- uint32_t wr_mbox[10], rd_mbox[10];
- int i;
-
- for (i = 0; i < 10; i++) {
- wr_mbox[i] = 0;
- rd_mbox[i] = 0;
- }
-
- FX_MEI_DMSG("send ping msg\n");
- wr_mbox[0] = MEI_PING;
- WriteMbox (&wr_mbox[0], 10);
-
- while (got_int == 0) {
- MEI_WAIT (100);
- }
-
- IFX_MEI_DMSG("send start event\n");
- got_int = 0;
-
- wr_mbox[0] = 0x4;
- wr_mbox[1] = 0;
- wr_mbox[2] = 0;
- wr_mbox[3] = (uint32_t) 0xf5acc307e;
- wr_mbox[4] = 5;
- wr_mbox[5] = 2;
- wr_mbox[6] = 0x1c000;
- wr_mbox[7] = 64;
- wr_mbox[8] = 0;
- wr_mbox[9] = 0;
- WriteMbox (&wr_mbox[0], 10);
- DSL_ENABLE_IRQ (pDev->nIrq[IFX_DFEIR]);
- //printk("IFX_MEI_MailboxWrite ret=%d\n",i);
- IFX_MEI_LongWordWriteOffset (&dsl_devices[0],
- (u32) ME_ME2ARC_INT,
- MEI_TO_ARC_MSGAV);
- IFX_MEI_DMSG("sleeping\n");
- while (1) {
- if (got_int > 0) {
-
- if (got_int > 3)
- IFX_MEI_DMSG("got_int >>>> 3\n");
- else
- IFX_MEI_DMSG("got int = %d\n", got_int);
- got_int = 0;
- //schedule();
- DSL_ENABLE_IRQ (pDev->nIrq[IFX_DFEIR]);
- }
- //mbox_read(&rd_mbox[0],6);
- MEI_WAIT (100);
- }
- return 0;
-}
-
-static DSL_DEV_MeiError_t
-DFE_Loopback_Test (void)
-{
- int i = 0;
- u32 arc_debug_data = 0, temp;
- DSL_DEV_Device_t *pDev = &dsl_devices[0];
- uint32_t wr_mbox[10];
-
- IFX_MEI_ResetARC (pDev);
- // start the clock
- arc_debug_data = ACL_CLK_MODE_ENABLE;
- IFX_MEI_DebugWrite (pDev, CRI_CCR0, &arc_debug_data, 1);
-
-#if defined( DFE_PING_TEST )|| defined( DFE_ATM_LOOPBACK)
- // WriteARCreg(AUX_XMEM_LTEST,0);
- IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
-#define AUX_XMEM_LTEST 0x128
- _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK, AUX_XMEM_LTEST, 0);
- IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
-
- // WriteARCreg(AUX_XDMA_GAP,0);
- IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
-#define AUX_XDMA_GAP 0x114
- _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK, AUX_XDMA_GAP, 0);
- IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
-
- IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
- temp = 0;
- _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK,
- (u32) ME_XDATA_BASE_SH + LTQ_MEI_BASE_ADDR, temp);
- IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
-
- i = IFX_MEI_DFEMemoryAlloc (pDev, SDRAM_SEGMENT_SIZE * 16);
- if (i >= 0) {
- int idx;
-
- for (idx = 0; idx < i; idx++) {
- DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].type = FREE_RELOAD;
- IFX_MEI_WRITE_REGISTER_L ((((uint32_t) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].address) & 0x0fffffff),
- LTQ_MEI_BASE_ADDR + ME_XMEM_BAR_BASE + idx * 4);
- IFX_MEI_DMSG("bar%d(%X)=%X\n", idx,
- LTQ_MEI_BASE_ADDR + ME_XMEM_BAR_BASE +
- idx * 4, (((uint32_t)
- ((ifx_mei_device_private_t *)
- pDev->pPriv)->adsl_mem_info[idx].
- address) & 0x0fffffff));
- memset ((u8 *) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[idx].address, 0, SDRAM_SEGMENT_SIZE);
- }
-
- IFX_MEI_LongWordWriteOffset (pDev, (u32) ME_XDATA_BASE_SH,
- ((unsigned long) DSL_DEV_PRIVATE(pDev)->adsl_mem_info[XDATA_REGISTER].address) & 0x0FFFFFFF);
- }
- else {
- IFX_MEI_EMSG ("cannot load image: no memory\n");
- return DSL_DEV_MEI_ERR_FAILURE;
- }
- //WriteARCreg(AUX_IC_CTRL,2);
- IFX_MEI_DMSG("Setting MEI_MASTER_MODE..\n");
- IFX_MEI_ControlModeSet (pDev, MEI_MASTER_MODE);
-#define AUX_IC_CTRL 0x11
- _IFX_MEI_DBGLongWordWrite (pDev, MEI_DEBUG_DEC_AUX_MASK,
- AUX_IC_CTRL, 2);
- IFX_MEI_DMSG("Setting JTAG_MASTER_MODE..\n");
- IFX_MEI_ControlModeSet (pDev, JTAG_MASTER_MODE);
-
- IFX_MEI_DMSG("Halting ARC...\n");
- IFX_MEI_HaltArc (&dsl_devices[0]);
-
-#ifdef DFE_PING_TEST
-
- IFX_MEI_DMSG("ping test image size=%d\n", sizeof (arc_ahb_access_code));
- memcpy ((u8 *) (DSL_DEV_PRIVATE(pDev)->
- adsl_mem_info[0].address + 0x1004),
- &arc_ahb_access_code[0], sizeof (arc_ahb_access_code));
- load_jump_table (0x80000 + 0x1004);
-
-#endif //DFE_PING_TEST
-
- IFX_MEI_DMSG("ARC ping test code download complete\n");
-#endif //defined( DFE_PING_TEST )|| defined( DFE_ATM_LOOPBACK)
-#ifdef DFE_MEM_TEST
- IFX_MEI_LongWordWriteOffset (&dsl_devices[0], (u32) ME_ARC2ME_MASK, MSGAV_EN);
-
- arc_code_page_download (1537, &code_array[0]);
- IFX_MEI_DMSG("ARC mem test code download complete\n");
-#endif //DFE_MEM_TEST
-#ifdef DFE_ATM_LOOPBACK
- arc_debug_data = 0xf;
- arc_code_page_download (sizeof(code_array) / sizeof(*code_array), &code_array[0]);
- wr_mbox[0] = 0; //TIMER_DELAY - org: 1024
- wr_mbox[1] = 0; //TXFB_START0
- wr_mbox[2] = 0x7f; //TXFB_END0 - org: 49
- wr_mbox[3] = 0x80; //TXFB_START1 - org: 80
- wr_mbox[4] = 0xff; //TXFB_END1 - org: 109
- wr_mbox[5] = 0x100; //RXFB_START0 - org: 0
- wr_mbox[6] = 0x17f; //RXFB_END0 - org: 49
- wr_mbox[7] = 0x180; //RXFB_START1 - org: 256
- wr_mbox[8] = 0x1ff; //RXFB_END1 - org: 315
- WriteMbox (&wr_mbox[0], 9);
- // Start Iridia IT_AMODE (in dmp access) why is it required?
- IFX_MEI_DebugWrite (&dsl_devices[0], 0x32010, &arc_debug_data, 1);
-#endif //DFE_ATM_LOOPBACK
- IFX_MEI_IRQEnable (pDev);
- IFX_MEI_DMSG("run ARC...\n");
- IFX_MEI_RunArc (&dsl_devices[0]);
-
-#ifdef DFE_PING_TEST
- arc_ping_testing (pDev);
-#endif //DFE_PING_TEST
-#ifdef DFE_MEM_TEST
- wait_mem_test_result ();
-#endif //DFE_MEM_TEST
-
- IFX_MEI_DFEMemoryFree (pDev, FREE_ALL);
- return DSL_DEV_MEI_ERR_SUCCESS;
-}
-
-#endif //CONFIG_AMAZON_S_MEI_FW_LOOPBACK
-
-static int
-IFX_MEI_InitDevNode (int num)
-{
- if (num == 0) {
- if ((dev_major = register_chrdev (dev_major, IFX_MEI_DEVNAME, &bsp_mei_operations)) < 0) {
- IFX_MEI_EMSG ("register_chrdev(%d %s) failed!\n", dev_major, IFX_MEI_DEVNAME);
- return -ENODEV;
- }
- }
- return 0;
-}
-
-static int
-IFX_MEI_CleanUpDevNode (int num)
-{
- if (num == 0)
- unregister_chrdev (dev_major, MEI_DIRNAME);
- return 0;
-}
-
-static int
-IFX_MEI_InitDevice (int num)
-{
- DSL_DEV_Device_t *pDev;
- u32 temp;
- pDev = &dsl_devices[num];
- if (pDev == NULL)
- return -ENOMEM;
- pDev->pPriv = &sDanube_Mei_Private[num];
- memset (pDev->pPriv, 0, sizeof (ifx_mei_device_private_t));
-
- memset (&DSL_DEV_PRIVATE(pDev)->
- adsl_mem_info[0], 0,
- sizeof (smmu_mem_info_t) * MAX_BAR_REGISTERS);
-
- if (num == 0) {
- pDev->nIrq[IFX_DFEIR] = LTQ_MEI_INT;
- pDev->nIrq[IFX_DYING_GASP] = LTQ_MEI_DYING_GASP_INT;
- pDev->base_address = KSEG1 + LTQ_MEI_BASE_ADDR;
-
- /* Power up MEI */
-#ifdef CONFIG_LANTIQ_AMAZON_SE
- *LTQ_PMU_PWDCR &= ~(1 << 9); // enable dsl
- *LTQ_PMU_PWDCR &= ~(1 << 15); // enable AHB base
-#endif
- temp = ltq_r32(LTQ_PMU_PWDCR);
- temp &= 0xffff7dbe;
- ltq_w32(temp, LTQ_PMU_PWDCR);
- }
- pDev->nInUse = 0;
- DSL_DEV_PRIVATE(pDev)->modem_ready = 0;
- DSL_DEV_PRIVATE(pDev)->arcmsgav = 0;
-
- MEI_INIT_WAKELIST ("arcq", DSL_DEV_PRIVATE(pDev)->wait_queue_arcmsgav); // for ARCMSGAV
- MEI_INIT_WAKELIST ("arcr", DSL_DEV_PRIVATE(pDev)->wait_queue_modemready); // for arc modem ready
-
- MEI_MUTEX_INIT (DSL_DEV_PRIVATE(pDev)->mei_cmv_sema, 1); // semaphore initialization, mutex
-#if 0
- MEI_MASK_AND_ACK_IRQ (pDev->nIrq[IFX_DFEIR]);
- MEI_MASK_AND_ACK_IRQ (pDev->nIrq[IFX_DYING_GASP]);
-#endif
- if (request_irq (pDev->nIrq[IFX_DFEIR], IFX_MEI_IrqHandle, 0, "DFEIR", pDev) != 0) {
- IFX_MEI_EMSG ("request_irq %d failed!\n", pDev->nIrq[IFX_DFEIR]);
- return -1;
- }
- /*if (request_irq (pDev->nIrq[IFX_DYING_GASP], IFX_MEI_Dying_Gasp_IrqHandle, 0, "DYING_GASP", pDev) != 0) {
- IFX_MEI_EMSG ("request_irq %d failed!\n", pDev->nIrq[IFX_DYING_GASP]);
- return -1;
- }*/
-// IFX_MEI_DMSG("Device %d initialized. IER %#x\n", num, bsp_get_irq_ier(pDev->nIrq[IFX_DYING_GASP]));
- return 0;
-}
-
-static int
-IFX_MEI_ExitDevice (int num)
-{
- DSL_DEV_Device_t *pDev;
- pDev = &dsl_devices[num];
-
- if (pDev == NULL)
- return -EIO;
-
- disable_irq (pDev->nIrq[IFX_DFEIR]);
- disable_irq (pDev->nIrq[IFX_DYING_GASP]);
-
- free_irq(pDev->nIrq[IFX_DFEIR], pDev);
- free_irq(pDev->nIrq[IFX_DYING_GASP], pDev);
-
- return 0;
-}
-
-static DSL_DEV_Device_t *
-IFX_BSP_HandleGet (int maj, int num)
-{
- if (num > BSP_MAX_DEVICES)
- return NULL;
- return &dsl_devices[num];
-}
-
-DSL_DEV_Device_t *
-DSL_BSP_DriverHandleGet (int maj, int num)
-{
- DSL_DEV_Device_t *pDev;
-
- if (num > BSP_MAX_DEVICES)
- return NULL;
-
- pDev = &dsl_devices[num];
- if (!try_module_get(pDev->owner))
- return NULL;
-
- pDev->nInUse++;
- return pDev;
-}
-
-int
-DSL_BSP_DriverHandleDelete (DSL_DEV_Device_t * nHandle)
-{
- DSL_DEV_Device_t *pDev = (DSL_DEV_Device_t *) nHandle;
- if (pDev->nInUse)
- pDev->nInUse--;
- module_put(pDev->owner);
- return 0;
-}
-
-static int
-IFX_MEI_Open (DSL_DRV_inode_t * ino, DSL_DRV_file_t * fil)
-{
- int maj = MAJOR (ino->i_rdev);
- int num = MINOR (ino->i_rdev);
-
- DSL_DEV_Device_t *pDev = NULL;
- if ((pDev = DSL_BSP_DriverHandleGet (maj, num)) == NULL) {
- IFX_MEI_EMSG("open(%d:%d) fail!\n", maj, num);
- return -EIO;
- }
- fil->private_data = pDev;
- return 0;
-}
-
-static int
-IFX_MEI_Release (DSL_DRV_inode_t * ino, DSL_DRV_file_t * fil)
-{
- //int maj = MAJOR(ino->i_rdev);
- int num = MINOR (ino->i_rdev);
- DSL_DEV_Device_t *pDev;
-
- pDev = &dsl_devices[num];
- if (pDev == NULL)
- return -EIO;
- DSL_BSP_DriverHandleDelete (pDev);
- return 0;
-}
-
-/**
- * Callback function for linux userspace program writing
- */
-static ssize_t
-IFX_MEI_Write (DSL_DRV_file_t * filp, const char *buf, size_t size, loff_t * loff)
-{
- DSL_DEV_MeiError_t mei_error = DSL_DEV_MEI_ERR_FAILURE;
- long offset = 0;
- DSL_DEV_Device_t *pDev = (DSL_DEV_Device_t *) filp->private_data;
-
- if (pDev == NULL)
- return -EIO;
-
- mei_error =
- DSL_BSP_FWDownload (pDev, buf, size, (long *) loff, &offset);
-
- if (mei_error == DSL_DEV_MEI_ERR_FAILURE)
- return -EIO;
- return (ssize_t) offset;
-}
-
-/**
- * Callback function for linux userspace program ioctling
- */
-static int
-IFX_MEI_IoctlCopyFrom (int from_kernel, char *dest, char *from, int size)
-{
- int ret = 0;
-
- if (!from_kernel)
- ret = copy_from_user ((char *) dest, (char *) from, size);
- else
- ret = (int)memcpy ((char *) dest, (char *) from, size);
- return ret;
-}
-
-static int
-IFX_MEI_IoctlCopyTo (int from_kernel, char *dest, char *from, int size)
-{
- int ret = 0;
-
- if (!from_kernel)
- ret = copy_to_user ((char *) dest, (char *) from, size);
- else
- ret = (int)memcpy ((char *) dest, (char *) from, size);
- return ret;
-}
-
-int
-IFX_MEI_Ioctls (DSL_DEV_Device_t * pDev, int from_kernel, unsigned int command, unsigned long lon)
-{
- int i = 0;
- int meierr = DSL_DEV_MEI_ERR_SUCCESS;
- u32 base_address = LTQ_MEI_BASE_ADDR;
- DSL_DEV_WinHost_Message_t winhost_msg, m;
-// DSL_DEV_MeiDebug_t debugrdwr;
- DSL_DEV_MeiReg_t regrdwr;
-
- switch (command) {
-
- case DSL_FIO_BSP_CMV_WINHOST:
- IFX_MEI_IoctlCopyFrom (from_kernel, (char *) winhost_msg.msg.TxMessage,
- (char *) lon, MSG_LENGTH * 2);
-
- if ((meierr = DSL_BSP_SendCMV (pDev, winhost_msg.msg.TxMessage, YES_REPLY,
- winhost_msg.msg.RxMessage)) != DSL_DEV_MEI_ERR_SUCCESS) {
- IFX_MEI_EMSG ("WINHOST CMV fail :TxMessage:%X %X %X %X, RxMessage:%X %X %X %X %X\n",
- winhost_msg.msg.TxMessage[0], winhost_msg.msg.TxMessage[1], winhost_msg.msg.TxMessage[2], winhost_msg.msg.TxMessage[3],
- winhost_msg.msg.RxMessage[0], winhost_msg.msg.RxMessage[1], winhost_msg.msg.RxMessage[2], winhost_msg.msg.RxMessage[3],
- winhost_msg.msg.RxMessage[4]);
- meierr = DSL_DEV_MEI_ERR_FAILURE;
- }
- else {
- IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon,
- (char *) winhost_msg.msg.RxMessage,
- MSG_LENGTH * 2);
- }
- break;
-
- case DSL_FIO_BSP_CMV_READ:
- IFX_MEI_IoctlCopyFrom (from_kernel, (char *) (®rdwr),
- (char *) lon, sizeof (DSL_DEV_MeiReg_t));
-
- IFX_MEI_LongWordRead ((u32) regrdwr.iAddress,
- (u32 *) & (regrdwr.iData));
-
- IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon,
- (char *) (®rdwr),
- sizeof (DSL_DEV_MeiReg_t));
-
- break;
-
- case DSL_FIO_BSP_CMV_WRITE:
- IFX_MEI_IoctlCopyFrom (from_kernel, (char *) (®rdwr),
- (char *) lon, sizeof (DSL_DEV_MeiReg_t));
-
- IFX_MEI_LongWordWrite ((u32) regrdwr.iAddress,
- regrdwr.iData);
- break;
-
- case DSL_FIO_BSP_GET_BASE_ADDRESS:
- IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon,
- (char *) (&base_address),
- sizeof (base_address));
- break;
-
- case DSL_FIO_BSP_IS_MODEM_READY:
- i = IFX_MEI_IsModemReady (pDev);
- IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon,
- (char *) (&i), sizeof (int));
- meierr = DSL_DEV_MEI_ERR_SUCCESS;
- break;
- case DSL_FIO_BSP_RESET:
- case DSL_FIO_BSP_REBOOT:
- meierr = IFX_MEI_CpuModeSet (pDev, DSL_CPU_RESET);
- meierr = IFX_MEI_CpuModeSet (pDev, DSL_CPU_HALT);
- break;
-
- case DSL_FIO_BSP_HALT:
- meierr = IFX_MEI_CpuModeSet (pDev, DSL_CPU_HALT);
- break;
-
- case DSL_FIO_BSP_RUN:
- meierr = IFX_MEI_CpuModeSet (pDev, DSL_CPU_RUN);
- break;
- case DSL_FIO_BSP_BOOTDOWNLOAD:
- meierr = IFX_MEI_DownloadBootCode (pDev);
- break;
- case DSL_FIO_BSP_JTAG_ENABLE:
- meierr = IFX_MEI_ArcJtagEnable (pDev, 1);
- break;
-
- case DSL_FIO_BSP_REMOTE:
- IFX_MEI_IoctlCopyFrom (from_kernel, (char *) (&i),
- (char *) lon, sizeof (int));
-
- meierr = IFX_MEI_AdslMailboxIRQEnable (pDev, i);
- break;
-
- case DSL_FIO_BSP_DSL_START:
- IFX_MEI_DMSG("DSL_FIO_BSP_DSL_START\n");
- if ((meierr = IFX_MEI_RunAdslModem (pDev)) != DSL_DEV_MEI_ERR_SUCCESS) {
- IFX_MEI_EMSG ("IFX_MEI_RunAdslModem() error...");
- meierr = DSL_DEV_MEI_ERR_FAILURE;
- }
- break;
-
-/* case DSL_FIO_BSP_DEBUG_READ:
- case DSL_FIO_BSP_DEBUG_WRITE:
- IFX_MEI_IoctlCopyFrom (from_kernel,
- (char *) (&debugrdwr),
- (char *) lon,
- sizeof (debugrdwr));
-
- if (command == DSL_FIO_BSP_DEBUG_READ)
- meierr = DSL_BSP_MemoryDebugAccess (pDev,
- DSL_BSP_MEMORY_READ,
- debugrdwr.
- iAddress,
- debugrdwr.
- buffer,
- debugrdwr.
- iCount);
- else
- meierr = DSL_BSP_MemoryDebugAccess (pDev,
- DSL_BSP_MEMORY_WRITE,
- debugrdwr.
- iAddress,
- debugrdwr.
- buffer,
- debugrdwr.
- iCount);
-
- IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon, (char *) (&debugrdwr), sizeof (debugrdwr));
- break;*/
- case DSL_FIO_BSP_GET_VERSION:
- IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon, (char *) (&bsp_mei_version), sizeof (DSL_DEV_Version_t));
- break;
-
-#define LTQ_MPS_CHIPID_VERSION_GET(value) (((value) >> 28) & ((1 << 4) - 1))
- case DSL_FIO_BSP_GET_CHIP_INFO:
- bsp_chip_info.major = 1;
- bsp_chip_info.minor = LTQ_MPS_CHIPID_VERSION_GET(*LTQ_MPS_CHIPID);
- IFX_MEI_IoctlCopyTo (from_kernel, (char *) lon, (char *) (&bsp_chip_info), sizeof (DSL_DEV_HwVersion_t));
- meierr = DSL_DEV_MEI_ERR_SUCCESS;
- break;
-
- case DSL_FIO_BSP_FREE_RESOURCE:
- makeCMV (H2D_CMV_READ, DSL_CMV_GROUP_STAT, 4, 0, 1, NULL, m.msg.TxMessage);
- if (DSL_BSP_SendCMV (pDev, m.msg.TxMessage, YES_REPLY, m.msg.RxMessage) != DSL_DEV_MEI_ERR_SUCCESS) {
- meierr = DSL_DEV_MEI_ERR_FAILURE;
- return -EIO;
- }
- IFX_MEI_DMSG("RxMessage[4] = %#x\n", m.msg.RxMessage[4]);
- if (!(m.msg.RxMessage[4] & DSL_DEV_STAT_CODESWAP_COMPLETE)) {
- meierr = DSL_DEV_MEI_ERR_FAILURE;
- return -EAGAIN;
- }
- IFX_MEI_DMSG("Freeing all memories marked FREE_SHOWTIME\n");
- IFX_MEI_DFEMemoryFree (pDev, FREE_SHOWTIME);
- meierr = DSL_DEV_MEI_ERR_SUCCESS;
- break;
-#ifdef CONFIG_IFXMIPS_AMAZON_SE
- case DSL_FIO_ARC_MUX_TEST:
- AMAZON_SE_MEI_ARC_MUX_Test();
- break;
-#endif
- default:
-// IFX_MEI_EMSG("Invalid IOCTL command: %d\n");
- break;
- }
- return meierr;
-}
-
-#ifdef CONFIG_IFXMIPS_AMAZON_SE
-void AMAZON_SE_MEI_ARC_MUX_Test(void)
-{
- u32 *p, i;
- *LTQ_RCU_RST |= LTQ_RCU_RST_REQ_MUX_ARC;
-
- p = (u32*)(DFE_LDST_BASE_ADDR + IRAM0_BASE);
- IFX_MEI_EMSG("Writing to IRAM0(%p)...\n", p);
- for (i = 0; i < IRAM0_SIZE/sizeof(u32); i++, p++) {
- *p = 0xdeadbeef;
- if (*p != 0xdeadbeef)
- IFX_MEI_EMSG("%p: %#x\n", p, *p);
- }
-
- p = (u32*)(DFE_LDST_BASE_ADDR + IRAM1_BASE);
- IFX_MEI_EMSG("Writing to IRAM1(%p)...\n", p);
- for (i = 0; i < IRAM1_SIZE/sizeof(u32); i++, p++) {
- *p = 0xdeadbeef;
- if (*p != 0xdeadbeef)
- IFX_MEI_EMSG("%p: %#x\n", p, *p);
- }
-
- p = (u32*)(DFE_LDST_BASE_ADDR + BRAM_BASE);
- IFX_MEI_EMSG("Writing to BRAM(%p)...\n", p);
- for (i = 0; i < BRAM_SIZE/sizeof(u32); i++, p++) {
- *p = 0xdeadbeef;
- if (*p != 0xdeadbeef)
- IFX_MEI_EMSG("%p: %#x\n", p, *p);
- }
-
- p = (u32*)(DFE_LDST_BASE_ADDR + XRAM_BASE);
- IFX_MEI_EMSG("Writing to XRAM(%p)...\n", p);
- for (i = 0; i < XRAM_SIZE/sizeof(u32); i++, p++) {
- *p = 0xdeadbeef;
- if (*p != 0xdeadbeef)
- IFX_MEI_EMSG("%p: %#x\n", p, *p);
- }
-
- p = (u32*)(DFE_LDST_BASE_ADDR + YRAM_BASE);
- IFX_MEI_EMSG("Writing to YRAM(%p)...\n", p);
- for (i = 0; i < YRAM_SIZE/sizeof(u32); i++, p++) {
- *p = 0xdeadbeef;
- if (*p != 0xdeadbeef)
- IFX_MEI_EMSG("%p: %#x\n", p, *p);
- }
-
- p = (u32*)(DFE_LDST_BASE_ADDR + EXT_MEM_BASE);
- IFX_MEI_EMSG("Writing to EXT_MEM(%p)...\n", p);
- for (i = 0; i < EXT_MEM_SIZE/sizeof(u32); i++, p++) {
- *p = 0xdeadbeef;
- if (*p != 0xdeadbeef)
- IFX_MEI_EMSG("%p: %#x\n", p, *p);
- }
- *LTQ_RCU_RST &= ~LTQ_RCU_RST_REQ_MUX_ARC;
-}
-#endif
-int
-DSL_BSP_KernelIoctls (DSL_DEV_Device_t * pDev, unsigned int command,
- unsigned long lon)
-{
- int error = 0;
-
- error = IFX_MEI_Ioctls (pDev, 1, command, lon);
- return error;
-}
-
-static long
-IFX_MEI_UserIoctls (DSL_DRV_file_t * fil,
- unsigned int command, unsigned long lon)
-{
- int error = 0;
- DSL_DEV_Device_t *pDev;
-
- pDev = IFX_BSP_HandleGet (0, 0);
- if (pDev == NULL)
- return -EIO;
-
- error = IFX_MEI_Ioctls (pDev, 0, command, lon);
- return error;
-}
-
-static int adsl_dummy_ledcallback(void)
-{
- return 0;
-}
-
-int ifx_mei_atm_led_blink(void)
-{
- return g_adsl_ledcallback();
-}
-EXPORT_SYMBOL(ifx_mei_atm_led_blink);
-
-int ifx_mei_atm_showtime_check(int *is_showtime, struct port_cell_info *port_cell, void **xdata_addr)
-{
- int i;
-
- if ( is_showtime ) {
- *is_showtime = g_tx_link_rate[0] == 0 && g_tx_link_rate[1] == 0 ? 0 : 1;
- }
-
- if ( port_cell ) {
- for ( i = 0; i < port_cell->port_num && i < 2; i++ )
- port_cell->tx_link_rate[i] = g_tx_link_rate[i];
- }
-
- if ( xdata_addr ) {
- if ( g_tx_link_rate[0] == 0 && g_tx_link_rate[1] == 0 )
- *xdata_addr = NULL;
- else
- *xdata_addr = g_xdata_addr;
- }
-
- return 0;
-}
-EXPORT_SYMBOL(ifx_mei_atm_showtime_check);
-
-/*
- * Writing function for linux proc filesystem
- */
-static int ltq_mei_probe(struct platform_device *pdev)
-{
- int i = 0;
- static struct class *dsl_class;
-
- pr_info("IFX MEI Version %ld.%02ld.%02ld\n", bsp_mei_version.major, bsp_mei_version.minor, bsp_mei_version.revision);
-
- for (i = 0; i < BSP_MAX_DEVICES; i++) {
- if (IFX_MEI_InitDevice (i) != 0) {
- IFX_MEI_EMSG("Init device fail!\n");
- return -EIO;
- }
- IFX_MEI_InitDevNode (i);
- }
- for (i = 0; i <= DSL_BSP_CB_LAST ; i++)
- dsl_bsp_event_callback[i].function = NULL;
-
-#ifdef CONFIG_LTQ_MEI_FW_LOOPBACK
- IFX_MEI_DMSG("Start loopback test...\n");
- DFE_Loopback_Test ();
-#endif
- dsl_class = class_create(THIS_MODULE, "ifx_mei");
- device_create(dsl_class, NULL, MKDEV(MEI_MAJOR, 0), NULL, "ifx_mei");
- return 0;
-}
-
-static int ltq_mei_remove(struct platform_device *pdev)
-{
- int i = 0;
- int num;
-
- for (num = 0; num < BSP_MAX_DEVICES; num++) {
- IFX_MEI_CleanUpDevNode (num);
- }
-
- for (i = 0; i < BSP_MAX_DEVICES; i++) {
- for (i = 0; i < BSP_MAX_DEVICES; i++) {
- IFX_MEI_ExitDevice (i);
- }
- }
- return 0;
-}
-
-static const struct of_device_id ltq_mei_match[] = {
- { .compatible = "lantiq,mei-xway"},
- {},
-};
-
-static struct platform_driver ltq_mei_driver = {
- .probe = ltq_mei_probe,
- .remove = ltq_mei_remove,
- .driver = {
- .name = "lantiq,mei-xway",
- .owner = THIS_MODULE,
- .of_match_table = ltq_mei_match,
- },
-};
-
-module_platform_driver(ltq_mei_driver);
-
-/* export function for DSL Driver */
-
-/* The functions of MEI_DriverHandleGet and MEI_DriverHandleDelete are
-something like open/close in kernel space , where the open could be used
-to register a callback for autonomous messages and returns a mei driver context pointer (comparable to the file descriptor in user space)
- The context will be required for the multi line chips future! */
-
-EXPORT_SYMBOL (DSL_BSP_DriverHandleGet);
-EXPORT_SYMBOL (DSL_BSP_DriverHandleDelete);
-
-EXPORT_SYMBOL (DSL_BSP_ATMLedCBRegister);
-EXPORT_SYMBOL (DSL_BSP_ATMLedCBUnregister);
-EXPORT_SYMBOL (DSL_BSP_KernelIoctls);
-EXPORT_SYMBOL (DSL_BSP_AdslLedInit);
-//EXPORT_SYMBOL (DSL_BSP_AdslLedSet);
-EXPORT_SYMBOL (DSL_BSP_FWDownload);
-EXPORT_SYMBOL (DSL_BSP_Showtime);
-
-EXPORT_SYMBOL (DSL_BSP_MemoryDebugAccess);
-EXPORT_SYMBOL (DSL_BSP_SendCMV);
-
-// provide a register/unregister function for DSL driver to register a event callback function
-EXPORT_SYMBOL (DSL_BSP_EventCBRegister);
-EXPORT_SYMBOL (DSL_BSP_EventCBUnregister);
-
-MODULE_LICENSE("Dual BSD/GPL");
projects / openwrt / staging / lynxis.git / commitdiff