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Add support for SPI chips on ICH9

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This is done by using the generic SPI interface.

Corresponding to flashrom svn r239 and coreboot v2 svn r3325.

Signed-off-by: Dominik Geyer <dominik.geyer@kontron.com>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
This commit is contained in:
Dominik Geyer
2008-05-16 12:55:55 +00:00
committed by Carl-Daniel Hailfinger
parent 337df1d618
commit b46acba6e0
5 changed files with 484 additions and 3 deletions
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2
chipset_enable.c
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@ -198,7 +198,7 @@ static int enable_flash_ich_dc_spi(struct pci_dev *dev, const char *name, unsign
/* Calculate the Root Complex Register Block address */
tmp &= 0xffffc000;
printf_debug("Root Complex Register Block address = 0x%x\n", tmp);
rcrb = mmap(0, 0x4000, PROT_READ, MAP_SHARED, fd_mem, (off_t)tmp);
rcrb = mmap(0, 0x4000, PROT_READ | PROT_WRITE, MAP_SHARED, fd_mem, (off_t)tmp);
if (rcrb == MAP_FAILED) {
perror("Can't mmap memory using " MEM_DEV);
exit(1);