Blackfin: move bootldr command to common code

This moves the Blackfin-common bootldr command out of the BF537-STAMP
specific board directory and into the common directory so that all Blackfin
boards may utilize it.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

diff --git a/board/bf537-stamp/bf537-stamp.c b/board/bf537-stamp/bf537-stamp.c
index d279817bbab79b90429c020fe6d53c5549010b8d..e36a1b6e119abd000a3fade8cda5a531f932f585 100644 (file)
--- a/board/bf537-stamp/bf537-stamp.c
+++ b/board/bf537-stamp/bf537-stamp.c
@@ -54,51 +54,6 @@ DECLARE_GLOBAL_DATA_PTR;
 
 #define POST_WORD_ADDR 0xFF903FFC
 
-/*
- * the bootldr command loads an address, checks to see if there
- *   is a Boot stream that the on-chip BOOTROM can understand,
- *   and loads it via the BOOTROM Callback. It is possible
- *   to also add booting from SPI, or TWI, but this function does
- *   not currently support that.
- */
-int do_bootldr(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
-{
-       ulong addr, entry;
-       ulong *data;
-
-       /* Get the address */
-       if (argc < 2) {
-               addr = load_addr;
-       } else {
-               addr = simple_strtoul(argv[1], NULL, 16);
-       }
-
-       /* Check if it is a LDR file */
-       data = (ulong *) addr;
-       if (*data == 0xFF800060 || *data == 0xFF800040 || *data == 0xFF800020) {
-               /* We want to boot from FLASH or SDRAM */
-               entry = _BOOTROM_BOOT_DXE_FLASH;
-               printf("## Booting ldr image at 0x%08lx ...\n", addr);
-               if (icache_status())
-                       icache_disable();
-               if (dcache_status())
-                       dcache_disable();
-
-             __asm__("R7=%[a];\n" "P0=%[b];\n" "JUMP (P0);\n":
-             :[a] "d"(addr),[b] "a"(entry)
-             :"R7", "P0");
-
-       } else {
-               printf("## No ldr image at address 0x%08lx\n", addr);
-       }
-
-       return 0;
-}
-
-U_BOOT_CMD(bootldr, 2, 0, do_bootldr,
-          "bootldr - boot ldr image from memory\n",
-          "[addr]\n         - boot ldr image stored in memory\n");
-
 int checkboard(void)
 {
 #if (BFIN_CPU == ADSP_BF534)

diff --git a/common/Makefile b/common/Makefile
index a88d1ef536d33588c81b4738ebc48f44aea4ff14..1244e0b6280c4fb64117db4cd8a9320b2ca91bb5 100644 (file)
--- a/common/Makefile
+++ b/common/Makefile
@@ -37,6 +37,7 @@ COBJS-$(CONFIG_CMD_BDI) += cmd_bdinfo.o
 COBJS-$(CONFIG_CMD_BEDBUG) += cmd_bedbug.o
 COBJS-$(CONFIG_CMD_BMP) += cmd_bmp.o
 COBJS-y += cmd_boot.o
+COBJS-$(CONFIG_CMD_BOOTLDR) += cmd_bootldr.o
 COBJS-y += cmd_bootm.o
 COBJS-$(CONFIG_CMD_CACHE) += cmd_cache.o
 COBJS-$(CONFIG_CMD_CONSOLE) += cmd_console.o

diff --git a/common/cmd_bootldr.c b/common/cmd_bootldr.c
new file mode 100644 (file)
index 0000000..e6474aa
--- /dev/null
+++ b/common/cmd_bootldr.c
@@ -0,0 +1,64 @@
+/*
+ * U-boot - bootldr.c
+ *
+ * Copyright (c) 2005-2008 Analog Devices Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <config.h>
+#include <common.h>
+#include <command.h>
+
+#include <asm/blackfin.h>
+#include <asm/mach-common/bits/bootrom.h>
+
+/*
+ * the bootldr command loads an address, checks to see if there
+ *   is a Boot stream that the on-chip BOOTROM can understand,
+ *   and loads it via the BOOTROM Callback. It is possible
+ *   to also add booting from SPI, or TWI, but this function does
+ *   not currently support that.
+ */
+
+int do_bootldr(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+       void *addr;
+       uint32_t *data;
+
+       /* Get the address */
+       if (argc < 2)
+               addr = (void *)load_addr;
+       else
+               addr = (void *)simple_strtoul(argv[1], NULL, 16);
+
+       /* Check if it is a LDR file */
+       data = addr;
+#if defined(__ADSPBF54x__) || defined(__ADSPBF52x__)
+       if ((*data & 0xFF000000) == 0xAD000000 && data[2] == 0x00000000) {
+#else
+       if (*data == 0xFF800060 || *data == 0xFF800040 || *data == 0xFF800020) {
+#endif
+               /* We want to boot from FLASH or SDRAM */
+               printf("## Booting ldr image at 0x%p ...\n", addr);
+
+               icache_disable();
+               dcache_disable();
+
+               __asm__(
+                       "jump (%1);"
+                       :
+                       : "q7" (addr), "a" (_BOOTROM_MEMBOOT));
+       } else
+               printf("## No ldr image at address 0x%p\n", addr);
+
+       return 0;
+}
+
+U_BOOT_CMD(bootldr, 2, 0, do_bootldr,
+       "bootldr - boot ldr image from memory\n",
+       "[addr]\n"
+       "    - boot ldr image stored in memory\n");