Add a dummy SPI controller driver, similar to the dummy LPC/FWH/Parallel
flasher driver.
Does not support reading or writing the fake chip yet.
flashrom --programmer dummy
also enables the dummy SPI controller driver.
Testing the dummy SPI driver revealed a RDID debug printing bug in the
SPI core. Fix that as well.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
git-svn-id: svn://coreboot.org/flashrom/trunk@507 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/spi.c b/spi.c
index 6d1185e..2f2842c 100644
--- a/spi.c
+++ b/spi.c
@@ -46,6 +46,8 @@
return sb600_spi_command(writecnt, readcnt, writearr, readarr);
case BUS_TYPE_WBSIO_SPI:
return wbsio_spi_command(writecnt, readcnt, writearr, readarr);
+ case BUS_TYPE_DUMMY_SPI:
+ return dummy_spi_command(writecnt, readcnt, writearr, readarr);
default:
printf_debug
("%s called, but no SPI chipset/strapping detected\n",
@@ -58,12 +60,15 @@
{
const unsigned char cmd[JEDEC_RDID_OUTSIZE] = { JEDEC_RDID };
int ret;
+ int i;
ret = spi_command(sizeof(cmd), bytes, cmd, readarr);
if (ret)
return ret;
- printf_debug("RDID returned %02x %02x %02x.\n", readarr[0], readarr[1],
- readarr[2]);
+ printf_debug("RDID returned");
+ for (i = 0; i < bytes; i++)
+ printf_debug(" 0x%02x", readarr[i]);
+ printf_debug("\n");
return 0;
}
@@ -202,6 +207,7 @@
case BUS_TYPE_VIA_SPI:
case BUS_TYPE_SB600_SPI:
case BUS_TYPE_WBSIO_SPI:
+ case BUS_TYPE_DUMMY_SPI:
return probe_spi_rdid_generic(flash, 4);
default:
printf_debug("4b ID not supported on this SPI controller\n");