zy1000: unlock flash upon startup for revc

Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
This commit is contained in:
Øyvind Harboe 2009-12-30 12:36:22 +01:00
parent 272c33c190
commit 2cf6d47375
1 changed files with 14 additions and 0 deletions

View File

@ -995,6 +995,20 @@ int main(int argc, char *argv[])
copydir("/rom", "/ram/cgi");
#ifdef CYGPKG_HAL_NIOS2
cyg_flashaddr_t err_address;
#define UNCACHED_EXT_FLASH_BASE (0x80000000 + EXT_FLASH_BASE)
/* The revc flash is locked upon reset, unlock it */
#ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
if ((err = flash_unlock((void *) UNCACHED_EXT_FLASH_BASE, EXT_FLASH_SPAN,
(void **) &err_address)) != 0)
{
diag_printf("Error: could not unlock flash\n");
}
#endif
#endif
err = mount("/dev/flash1", "/config", "jffs2");
if (err < 0)
{