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YhLu's changes to resolve several memory and other problems.

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git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1036 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Ronald G. Minnich
2003-07-25 03:05:54 +00:00
parent feaa75960c
commit ebb645a9fb
7 changed files with 334 additions and 421 deletions
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13
src/southbridge/amd/amd8131/amd8131_bridge.c
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@@ -12,12 +12,11 @@ static void pcix_init(device_t dev)
uint16_t word;
uint8_t byte;
/* Enable memory write and invalidate ??? */
byte = pci_read_config8(dev, 0x04);
byte |= 0x10;
pci_write_config8(dev, 0x04, byte);
/* Set drive strength */
word = pci_read_config16(dev, 0xe0);
word = 0x0404;
@@ -30,7 +29,7 @@ static void pcix_init(device_t dev)
word = pci_read_config16(dev, 0xe8);
word = 0x0404;
pci_write_config16(dev, 0xe8, word);
return;
}
@@ -58,6 +57,14 @@ static void ioapic_enable(device_t dev)
value &= ~((1 << 1) | (1 << 0));
}
pci_write_config32(dev, 0x44, value);
//BY LYH
value = pci_read_config32(dev, 0x4);
value |= 6;
pci_write_config32(dev, 0x4, value);
//BY LYH END
}
static struct device_operations ioapic_ops = {