[coreboot] [PATCH] flashrom: Add IT87xx SPI as external flasher option
Carl-Daniel Hailfinger
c-d.hailfinger.devel.2006 at gmx.net
Sat May 30 18:28:57 CEST 2009
Add IT87xx SPI as external flasher option.
This is a fast way to test if a IT87xx board_enable() would work.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net>
Index: flashrom-it87spi_external/flash.h
===================================================================
--- flashrom-it87spi_external/flash.h (Revision 555)
+++ flashrom-it87spi_external/flash.h (Arbeitskopie)
@@ -84,6 +84,7 @@
#define PROGRAMMER_DUMMY 0x01
#define PROGRAMMER_NIC3COM 0x02
#define PROGRAMMER_SATASII 0x03
+#define PROGRAMMER_IT87SPI 0x04
struct programmer_entry {
const char *vendor;
@@ -741,6 +742,7 @@
extern uint16_t it8716f_flashport;
void enter_conf_mode_ite(uint16_t port);
void exit_conf_mode_ite(uint16_t port);
+int it87spi_init(void);
int it87xx_probe_spi_flash(const char *name);
int it8716f_spi_command(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
Index: flashrom-it87spi_external/it87spi.c
===================================================================
--- flashrom-it87spi_external/it87spi.c (Revision 555)
+++ flashrom-it87spi_external/it87spi.c (Arbeitskopie)
@@ -93,7 +93,7 @@
return flashport;
}
-int it87xx_probe_spi_flash(const char *name)
+int it87spi_common_init(void)
{
it8716f_flashport = find_ite_spi_flash_port(ITE_SUPERIO_PORT1);
@@ -106,6 +106,19 @@
return (!it8716f_flashport);
}
+
+int it87spi_init(void)
+{
+ get_io_perms();
+
+ return it87spi_common_init();
+}
+
+int it87xx_probe_spi_flash(const char *name)
+{
+ return it87spi_common_init();
+}
+
/*
* The IT8716F only supports commands with length 1,2,4,5 bytes including
* command byte and can not read more than 3 bytes from the device.
@@ -241,7 +254,7 @@
int i;
fast_spi = 0;
- if (total_size > 512 * 1024) {
+ if ((programmer == PROGRAMMER_IT87SPI) || (total_size > 512 * 1024)) {
for (i = 0; i < total_size; i += 3) {
int toread = 3;
if (total_size - i < toread)
@@ -264,7 +277,7 @@
* IT8716F only allows maximum of 512 kb SPI chip size for memory
* mapped access.
*/
- if (total_size > 512 * 1024) {
+ if ((programmer == PROGRAMMER_IT87SPI) || (total_size > 512 * 1024)) {
it8716f_spi_chip_write_1(flash, buf);
} else {
for (i = 0; i < total_size / 256; i++) {
Index: flashrom-it87spi_external/flashrom.c
===================================================================
--- flashrom-it87spi_external/flashrom.c (Revision 555)
+++ flashrom-it87spi_external/flashrom.c (Arbeitskopie)
@@ -87,6 +87,19 @@
.chip_writel = fallback_chip_writel,
},
+ {
+ .init = it87spi_init,
+ .shutdown = dummy_shutdown,
+ .map_flash_region = dummy_map,
+ .unmap_flash_region = dummy_unmap,
+ .chip_readb = dummy_chip_readb,
+ .chip_readw = dummy_chip_readw,
+ .chip_readl = dummy_chip_readl,
+ .chip_writeb = dummy_chip_writeb,
+ .chip_writew = dummy_chip_writew,
+ .chip_writel = dummy_chip_writel,
+ },
+
{},
};
@@ -532,6 +545,8 @@
programmer = PROGRAMMER_SATASII;
if (optarg[7] == '=')
pcidev_bdf = strdup(optarg + 8);
+ } else if (strncmp(optarg, "it87spi", 7) == 0) {
+ programmer = PROGRAMMER_IT87SPI;
} else {
printf("Error: Unknown programmer.\n");
exit(1);
--
http://www.hailfinger.org/
-------------- next part --------------
An embedded and charset-unspecified text was scrubbed...
Name: flashrom_it87spi_external.diff
URL: <http://www.coreboot.org/pipermail/coreboot/attachments/20090530/b7a44478/attachment.ksh>
More information about the coreboot
mailing list