[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);
+}
+


-- 
http://www.hailfinger.org/





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