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Code Issues Releases Wiki Activity

Add support for ICH4

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More i955pm stuff.

Corresponding to flashrom svn r23 and coreboot v2 svn r1649.
This commit is contained in:
Ronald G. Minnich 2004-09-28 20:09:06 +00:00
parent af47477c29
commit 6a96741279
1 changed files with 26 additions and 0 deletions
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26
flash_enable.c
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@ -82,6 +82,31 @@ static int enable_flash_e7500(struct pci_dev *dev, char *name)
return 0;
}
static int enable_flash_ich4(struct pci_dev *dev, char *name)
{
/* register 4e.b gets or'ed with one */
unsigned char old, new;
/* if it fails, it fails. There are so many variations of broken mobos
* that it is hard to argue that we should quit at this point.
*/
old = pci_read_byte(dev, 0x4e);
new = old | 1;
if (new == old)
return 0;
pci_write_byte(dev, 0x4e, new);
if (pci_read_byte(dev, 0x4e) != new) {
printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
0x4e, new, name);
return -1;
}
return 0;
}
static int enable_flash_vt8235(struct pci_dev *dev, char *name)
{
unsigned char old, new, val;
@ -234,6 +259,7 @@ typedef struct penable {
static FLASH_ENABLE enables[] = {
{0x1039, 0x0630, "sis630", enable_flash_sis630},
{0x8086, 0x2480, "E7500", enable_flash_e7500},
{0x8086, 0x24c0, "ICH4", enable_flash_ich4},
{0x1106, 0x8231, "VT8231", enable_flash_vt8231},
{0x1106, 0x3177, "VT8235", enable_flash_vt8235},
{0x1078, 0x0100, "CS5530", enable_flash_cs5530},