[flashrom-gerrit] Change in flashrom[master]: [NOTFORMERGE] X200 SPI hack

[Nico Huber (Code Review)]

Nico Huber has uploaded this change for review. ( https://review.coreboot.org/23151

Change subject: [NOTFORMERGE] X200 SPI hack
......................................................................

[NOTFORMERGE] X200 SPI hack

Send a dummy READ command before any other command.

Change-Id: I28f2e06c5b919bc08ea33ec15713e4dc3b183edd
Signed-off-by: Nico Huber 
---
M spi.c
1 file changed, 3 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/51/23151/1

diff --git a/spi.c b/spi.c
index 56f1fdf..4338124 100644
--- a/spi.c
+++ b/spi.c
@@ -34,6 +34,9 @@
    	     unsigned int readcnt, const unsigned char *writearr,
    	     unsigned char *readarr)
 {
+	unsigned char dummy[256];
+	const unsigned char readcmd[JEDEC_READ_OUTSIZE] = { JEDEC_READ, };
+	flash->mst->spi.command(flash, sizeof(readcmd), sizeof(dummy), readcmd, dummy);
    return flash->mst->spi.command(flash, writecnt, readcnt, writearr,
    			       readarr);
 }