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-rw-r--r--src/southbridge/amd/sb700/early_setup.c32
1 files changed, 17 insertions, 15 deletions
diff --git a/src/southbridge/amd/sb700/early_setup.c b/src/southbridge/amd/sb700/early_setup.c
index f7e91207f5..06c6c77365 100644
--- a/src/southbridge/amd/sb700/early_setup.c
+++ b/src/southbridge/amd/sb700/early_setup.c
@@ -520,26 +520,28 @@ static void sb700_devices_por_init(void)
if (!sata_ahci_mode){
#if CONFIG_SOUTHBRIDGE_AMD_SUBTYPE_SP5100
/* SP5100 default SATA mode is RAID5 MODE */
- dev = pci_locate_device(PCI_ID(0x1002, 0x4393), 0);
+ dev = pci_locate_device(PCI_ID(0x1002, 0x4392), 0);
- /* Set SATA Operation Mode, Set to IDE mode */
- byte = pci_read_config8(dev, 0x40);
- byte |= (1 << 0);
- pci_write_config8(dev, 0x40, byte);
+ if (dev != PCI_DEV_INVALID) {
+ /* Set SATA Operation Mode, Set to IDE mode */
+ byte = pci_read_config8(dev, 0x40);
+ byte |= (1 << 0);
+ pci_write_config8(dev, 0x40, byte);
- dword = 0x01018f00;
- pci_write_config32(dev, 0x8, dword);
+ dword = 0x01018f00;
+ pci_write_config32(dev, 0x8, dword);
- /* set SATA Device ID writable */
- dword = pci_read_config32(dev, 0x40);
- dword &= ~(1 << 24);
- pci_write_config32(dev, 0x40, dword);
+ /* set SATA Device ID writable */
+ dword = pci_read_config32(dev, 0x40);
+ dword &= ~(1 << 24);
+ pci_write_config32(dev, 0x40, dword);
- /* set Device ID consistent with IDE emulation mode configuration */
- pci_write_config32(dev, 0x0, 0x43901002);
+ /* set Device ID consistent with IDE emulation mode configuration */
+ pci_write_config32(dev, 0x0, 0x43901002);
- /* rpr v2.13 4.17 Reset CPU on Sync Flood */
- abcfg_reg(0x10050, 1 << 2, 1 << 2);
+ /* rpr v2.13 4.17 Reset CPU on Sync Flood */
+ abcfg_reg(0x10050, 1 << 2, 1 << 2);
+ }
#endif
}