summaryrefslogtreecommitdiff
path: root/board/freescale/t208xrdb/t208xrdb.c
diff options
context:
space:
mode:
Diffstat (limited to 'board/freescale/t208xrdb/t208xrdb.c')
-rw-r--r--board/freescale/t208xrdb/t208xrdb.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/board/freescale/t208xrdb/t208xrdb.c b/board/freescale/t208xrdb/t208xrdb.c
index 265c1f9..be99fb8 100644
--- a/board/freescale/t208xrdb/t208xrdb.c
+++ b/board/freescale/t208xrdb/t208xrdb.c
@@ -58,7 +58,7 @@ int checkboard(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);
/*
* Remap Boot flash + PROMJET region to caching-inhibited
* so that flash can be erased properly.
@@ -67,9 +67,14 @@ int board_early_init_r(void)
/* Flush d-cache and invalidate i-cache of any FLASH data */
flush_dcache();
invalidate_icache();
-
- /* invalidate existing TLB entry for flash + promjet */
- 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 + promjet */
+ disable_tlb(flash_esel);
+ }
set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,