diff options
Diffstat (limited to 'board/freescale/p1_p2_rdb')
| -rw-r--r-- | board/freescale/p1_p2_rdb/p1_p2_rdb.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/board/freescale/p1_p2_rdb/p1_p2_rdb.c b/board/freescale/p1_p2_rdb/p1_p2_rdb.c index 3df557d6a3..aba4f534b8 100644 --- a/board/freescale/p1_p2_rdb/p1_p2_rdb.c +++ b/board/freescale/p1_p2_rdb/p1_p2_rdb.c @@ -128,7 +128,7 @@ int misc_init_r(void) int board_early_init_r(void) { const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; - const u8 flash_esel = find_tlb_idx((void *)flashbase, 1); + int flash_esel = find_tlb_idx((void *)flashbase, 1); volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); unsigned int orig_bus = i2c_get_bus_num(); u8 i2c_data; @@ -163,8 +163,14 @@ int board_early_init_r(void) flush_dcache(); invalidate_icache(); - /* invalidate existing TLB entry for flash */ - disable_tlb(flash_esel); + if (flash_esel == -1) { + /* very unlikely unless something is messed up */ + puts("Error: Could not find TLB for FLASH BASE\n"); + flash_esel = 2; /* give our best effort to continue */ + } else { + /* invalidate existing TLB entry for flash */ + disable_tlb(flash_esel); + } set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, |
