diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.8/304-boardid_fixup.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-3.8/304-boardid_fixup.patch | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.8/304-boardid_fixup.patch b/target/linux/brcm63xx/patches-3.8/304-boardid_fixup.patch new file mode 100644 index 0000000000..a1d2f8ed15 --- /dev/null +++ b/target/linux/brcm63xx/patches-3.8/304-boardid_fixup.patch @@ -0,0 +1,62 @@ +--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c ++++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c +@@ -33,11 +33,16 @@ + #include <bcm63xx_dev_usb_usbd.h> + #include <board_bcm963xx.h> + ++#include <uapi/linux/bcm963xx_tag.h> ++ + #define PFX "board_bcm963xx: " + + #define BCM963XX_KEYS_POLL_INTERVAL 20 + #define BCM963XX_KEYS_DEBOUNCE_INTERVAL (BCM963XX_KEYS_POLL_INTERVAL * 3) + ++#define CFE_OFFSET_64K 0x10000 ++#define CFE_OFFSET_128K 0x20000 ++ + static struct board_info board; + + /* +@@ -742,6 +747,30 @@ const char *board_get_name(void) + return board.name; + } + ++static void __init boardid_fixup(u8 *boot_addr) ++{ ++ struct bcm_tag *tag = (struct bcm_tag *)(boot_addr + CFE_OFFSET_64K); ++ char *board_name = (char *)bcm63xx_nvram_get_name(); ++ ++ /* check if bcm_tag is at 64k offset */ ++ if (strncmp(board_name, tag->board_id, BOARDID_LEN) != 0) { ++ /* else try 128k */ ++ tag = (struct bcm_tag *)(boot_addr + CFE_OFFSET_128K); ++ if (strncmp(board_name, tag->board_id, BOARDID_LEN) != 0) { ++ /* No tag found */ ++ printk(KERN_DEBUG "No bcm_tag found!\n"); ++ return; ++ } ++ } ++ /* check if we should override the boardid */ ++ if (tag->information1[0] != '+') ++ return; ++ ++ strncpy(board_name, &tag->information1[1], BOARDID_LEN); ++ ++ printk(KERN_INFO "Overriding boardid with '%s'\n", board_name); ++} ++ + /* + * early init callback, read nvram data from flash and checksum it + */ +@@ -778,6 +807,11 @@ void __init board_prom_init(void) + return; + } + ++ if (strcmp(cfe_version, "unknown") != 0) { ++ /* cfe present */ ++ boardid_fixup(boot_addr); ++ } ++ + board_name = bcm63xx_nvram_get_name(); + /* find board by name */ + for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) { |