diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/pcengines/apu2/romstage.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mainboard/pcengines/apu2/romstage.c b/src/mainboard/pcengines/apu2/romstage.c index a4bd816506..a1720d2ab4 100644 --- a/src/mainboard/pcengines/apu2/romstage.c +++ b/src/mainboard/pcengines/apu2/romstage.c @@ -105,6 +105,16 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) post_code(0x39); AGESAWRAPPER(amdinitearly); + /* Disable SVI2 controller to wait for command completion */ + val = pci_read_config32(PCI_DEV(0, 0x18, 5), 0x12C); + if (val & (1 << 30)) { + printk(BIOS_DEBUG, "SVI2 Wait completion disabled\n"); + } else { + printk(BIOS_DEBUG, "Disabling SVI2 Wait completion\n"); + val |= (1 << 30); + pci_write_config32(PCI_DEV(0, 0x18, 5), 0x12C, val); + } + timestamp_add_now(TS_BEFORE_INITRAM); post_code(0x40); |