From c61b903d0520cf92aed682120003649e3159d22d Mon Sep 17 00:00:00 2001 From: John Crispin Date: Wed, 26 Dec 2007 22:47:45 +0000 Subject: [PATCH] add selection of console driver for ifxmips SVN-Revision: 9936 --- target/linux/ifxmips/config-2.6.23 | 3 +- .../ifxmips/files/arch/mips/ifxmips/prom.c | 13 ++++++-- .../files/include/asm-mips/ifxmips/ifxmips.h | 33 ++++++++++--------- 3 files changed, 29 insertions(+), 20 deletions(-) diff --git a/target/linux/ifxmips/config-2.6.23 b/target/linux/ifxmips/config-2.6.23 index d69bcf60d09..28f2f75b275 100644 --- a/target/linux/ifxmips/config-2.6.23 +++ b/target/linux/ifxmips/config-2.6.23 @@ -60,12 +60,13 @@ CONFIG_IFXMIPS=y CONFIG_IFXMIPS_ASC_UART=y CONFIG_IFXMIPS_EEPROM=y CONFIG_IFXMIPS_GPIO=y -CONFIG_IFXMIPS_GPIO_RST_BTN=y CONFIG_IFXMIPS_LED=y CONFIG_IFXMIPS_MEI=y CONFIG_IFXMIPS_MII0=y # CONFIG_IFXMIPS_MII1 is not set CONFIG_IFXMIPS_SSC=y +# CONFIG_IFXMIPS_USE_CONSOLE0 is not set +CONFIG_IFXMIPS_USE_CONSOLE1=y CONFIG_IFXMIPS_WDT=y CONFIG_INITRAMFS_SOURCE="" CONFIG_IRQ_CPU=y diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/prom.c b/target/linux/ifxmips/files/arch/mips/ifxmips/prom.c index 514c879df3c..a3b62f01144 100644 --- a/target/linux/ifxmips/files/arch/mips/ifxmips/prom.c +++ b/target/linux/ifxmips/files/arch/mips/ifxmips/prom.c @@ -29,6 +29,13 @@ #include #include +#ifdef CONFIG_IFXMIPS_USE_CONSOLE0 +#define ASC_OFFSET 0 +#elif CONFIG_IFXMIPS_USE_CONSOLE1 +#define ASC_OFFSET IFXMIPS_ASC1_BASE_OFFSET +#else +#error a tty for the console must be selected +#endif static char buf[1024]; void @@ -39,11 +46,11 @@ prom_free_prom_memory (void) void prom_putchar (char c) { - while ((readl(IFXMIPS_ASC1_FSTAT) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF); + while ((readl(IFXMIPS_ASC0_FSTAT + ASC_OFFSET) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF); if (c == '\n') - writel('\r', IFXMIPS_ASC1_TBUF); - writel(c, IFXMIPS_ASC1_TBUF); + writel('\r', IFXMIPS_ASC0_TBUF + ASC_OFFSET); + writel(c, IFXMIPS_ASC0_TBUF + ASC_OFFSET); } void diff --git a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h index 3575596f500..c9fa3d4a5e1 100644 --- a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h +++ b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h @@ -34,17 +34,18 @@ #define IFXMIPS_FLASH_MAX 0x2000000 -/*------------ ASC1 */ +/*------------ ASC0 */ -#define IFXMIPS_ASC1_BASE_ADDR (KSEG1 + 0x1E100C00) +#define IFXMIPS_ASC0_BASE_ADDR (KSEG1 + 0x1E400C00) +#define IFXMIPS_ASC1_BASE_OFFSET ((0x1E100C00 - 0x1E400C00) / sizeof(u32)) /* FIFO status register */ -#define IFXMIPS_ASC1_FSTAT ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0048)) +#define IFXMIPS_ASC0_FSTAT ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0048)) #define ASCFSTAT_TXFFLMASK 0x3F00 #define ASCFSTAT_TXFFLOFF 8 /* ASC1 transmit buffer */ -#define IFXMIPS_ASC1_TBUF ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0020)) +#define IFXMIPS_ASC0_TBUF ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0020)) /* channel operating modes */ #define ASCOPT_CSIZE 0x3 @@ -56,43 +57,43 @@ #define ASCOPT_CREAD 0x20 /* hardware modified control register */ -#define IFXMIPS_ASC1_WHBSTATE ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0018)) +#define IFXMIPS_ASC0_WHBSTATE ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0018)) /* receive buffer register */ -#define IFXMIPS_ASC1_RBUF ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0024)) +#define IFXMIPS_ASC0_RBUF ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0024)) /* status register */ -#define IFXMIPS_ASC1_STATE ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0014)) +#define IFXMIPS_ASC0_STATE ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0014)) /* interrupt control */ -#define IFXMIPS_ASC1_IRNCR ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x00F8)) +#define IFXMIPS_ASC0_IRNCR ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x00F8)) #define ASC_IRNCR_TIR 0x4 #define ASC_IRNCR_RIR 0x2 #define ASC_IRNCR_EIR 0x4 /* clock control */ -#define IFXMIPS_ASC1_CLC ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0000)) +#define IFXMIPS_ASC0_CLC ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0000)) -#define IFXMIPS_ASC1_CLC_DISS 0x2 +#define IFXMIPS_ASC0_CLC_DISS 0x2 /* port input select register */ -#define IFXMIPS_ASC1_PISEL ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0004)) +#define IFXMIPS_ASC0_PISEL ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0004)) /* tx fifo */ -#define IFXMIPS_ASC1_TXFCON ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0044)) +#define IFXMIPS_ASC0_TXFCON ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0044)) /* rx fifo */ -#define IFXMIPS_ASC1_RXFCON ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0040)) +#define IFXMIPS_ASC0_RXFCON ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0040)) /* control */ -#define IFXMIPS_ASC1_CON ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0010)) +#define IFXMIPS_ASC0_CON ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0010)) /* timer reload */ -#define IFXMIPS_ASC1_BG ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0050)) +#define IFXMIPS_ASC0_BG ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0050)) /* int enable */ -#define IFXMIPS_ASC1_IRNREN ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x00F4)) +#define IFXMIPS_ASC0_IRNREN ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x00F4)) #define ASC_IRNREN_RX_BUF 0x8 #define ASC_IRNREN_TX_BUF 0x4 -- 2.30.2