Blackfin: expand EVT1 usage documentation a bit more

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2010-04-29 02:49:41 -04:00
parent a5384ae49a
commit b30453ace4
1 changed files with 6 additions and 1 deletions

View File

@ -675,7 +675,12 @@ void initcode(ADI_BOOT_DATA *bs)
#ifdef CONFIG_BFIN_BOOTROM_USES_EVT1
serial_putc('I');
/* tell the bootrom where our entry point is */
/* Tell the bootrom where our entry point is so that it knows
* where to jump to when finishing processing the LDR. This
* allows us to avoid small jump blocks in the LDR, and also
* works around anomaly 05000389 (init address in external
* memory causes bootrom to trigger external addressing IVHW).
*/
if (CONFIG_BFIN_BOOT_MODE != BFIN_BOOT_BYPASS)
bfin_write_EVT1(CONFIG_SYS_MONITOR_BASE);
#endif