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fixes for tyan

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git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1392 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Ronald G. Minnich
2004-03-12 15:13:38 +00:00
parent a40a17c50c
commit e4fc0ab250
31 changed files with 1017 additions and 600 deletions
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12
src/southbridge/amd/amd8131/amd8131_bridge.c
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@@ -24,15 +24,15 @@ static void pcix_init(device_t dev)
/* Set drive strength */
word = pci_read_config16(dev, 0xe0);
word = 0x0404;
word = 0x0808;
pci_write_config16(dev, 0xe0, word);
word = pci_read_config16(dev, 0xe4);
word = 0x0404;
word = 0x0808;
pci_write_config16(dev, 0xe4, word);
/* Set impedance */
word = pci_read_config16(dev, 0xe8);
word = 0x0404;
word = 0x0f0f;
pci_write_config16(dev, 0xe8, word);
/* Set discard unrequested prefetch data */
@@ -105,6 +105,12 @@ 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 = {