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Add IT87xx SPI as external flasher option

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This is a fast way to test if a IT87xx board_enable() would work.

Corresponding to flashrom svn r557.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Tested-by: Harald Gutmann <harald.gutmann@gmx.net>
Acked-by: Harald Gutmann <harald.gutmann@gmx.net>
This commit is contained in:
Carl-Daniel Hailfinger
2009-05-31 18:00:57 +00:00
parent 1dfe0ff174
commit b8afecd0f5
4 changed files with 36 additions and 4 deletions
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19
it87spi.c
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@ -93,7 +93,7 @@ static uint16_t find_ite_spi_flash_port(uint16_t port)
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 @@ int it87xx_probe_spi_flash(const char *name)
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 it8716f_spi_chip_read(struct flashchip *flash, uint8_t *buf)
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 @@ int it8716f_spi_chip_write_256(struct flashchip *flash, uint8_t *buf)
* 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++) {