diff options
Diffstat (limited to 'board/bubinga405ep/flash.c')
| -rw-r--r-- | board/bubinga405ep/flash.c | 37 |
1 files changed, 26 insertions, 11 deletions
diff --git a/board/bubinga405ep/flash.c b/board/bubinga405ep/flash.c index 6a9907c..d4bd7ee 100644 --- a/board/bubinga405ep/flash.c +++ b/board/bubinga405ep/flash.c @@ -101,6 +101,11 @@ unsigned long flash_init (void) FLASH_BASE0_PRELIM, FLASH_BASE0_PRELIM+CFG_MONITOR_LEN-1, &flash_info[0]); + /* Also protect sector containing initial power-up instruction */ + (void)flash_protect(FLAG_PROTECT_SET, + 0xFFFFFFFC, + 0xFFFFFFFF, + &flash_info[0]); size_b1 = 0 ; flash_info[0].size = size_b0; } @@ -143,6 +148,16 @@ unsigned long flash_init (void) base_b0+size_b0-CFG_MONITOR_LEN, base_b0+size_b0-1, &flash_info[0]); + /* Also protect sector containing initial power-up instruction */ + /* (flash_protect() checks address range - other call ignored) */ + (void)flash_protect(FLAG_PROTECT_SET, + 0xFFFFFFFC, + 0xFFFFFFFF, + &flash_info[0]); + (void)flash_protect(FLAG_PROTECT_SET, + 0xFFFFFFFC, + 0xFFFFFFFF, + &flash_info[1]); if (size_b1) { /* Re-do sizing to get full correct info */ @@ -493,18 +508,18 @@ int wait_for_DQ7(flash_info_t *info, int sect) volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]); start = get_timer (0); - last = start; - while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) { - if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - return -1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; + last = 0; + while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) { + if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + return -1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc ('.'); + last = now; + } } - } return 0; } |