[flashrom] [PATCH] Add SPI chip read support to dummy flasher
Carl-Daniel Hailfinger
c-d.hailfinger.devel.2006 at gmx.net
Thu Jun 17 12:18:51 CEST 2010
Add SPI chip read support to the dummy flasher. This allows using the
dummy flasher for SPI read debugging.
Tested, works.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net>
Index: flashrom-dummy_spi_chip_read/flash.h
===================================================================
--- flashrom-dummy_spi_chip_read/flash.h (Revision 1049)
+++ flashrom-dummy_spi_chip_read/flash.h (Arbeitskopie)
@@ -454,6 +454,7 @@
void dummy_chip_readn(uint8_t *buf, const chipaddr addr, size_t len);
int dummy_spi_send_command(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
+int dummy_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
#endif
/* nic3com.c */
Index: flashrom-dummy_spi_chip_read/spi.c
===================================================================
--- flashrom-dummy_spi_chip_read/spi.c (Revision 1049)
+++ flashrom-dummy_spi_chip_read/spi.c (Arbeitskopie)
@@ -99,7 +99,7 @@
{ /* SPI_CONTROLLER_DUMMY */
.command = dummy_spi_send_command,
.multicommand = default_spi_send_multicommand,
- .read = NULL,
+ .read = dummy_spi_read,
.write_256 = NULL,
},
#endif
Index: flashrom-dummy_spi_chip_read/dummyflasher.c
===================================================================
--- flashrom-dummy_spi_chip_read/dummyflasher.c (Revision 1049)
+++ flashrom-dummy_spi_chip_read/dummyflasher.c (Arbeitskopie)
@@ -23,6 +23,7 @@
#include <ctype.h>
#include <sys/types.h>
#include "flash.h"
+#include "chipdrivers.h"
int dummy_init(void)
{
@@ -157,3 +158,10 @@
msg_pspew("\n");
return 0;
}
+
+int dummy_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len)
+{
+ /* Maximum read length is unlimited, use 64kB. */
+ return spi_read_chunked(flash, buf, start, len, 64 * 1024);
+}
+
--
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