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authorFelix Held <felix-coreboot@felixheld.de>2024-01-09 16:08:12 +0100
committerFelix Held <felix-coreboot@felixheld.de>2024-01-11 18:12:49 +0000
commite34a1f98151be7a58aaa4f6ec83f9cdd0a803ea1 (patch)
treea0c48d912160429305357c9d1b9d31a00f8167a5 /src/mainboard/pcengines/apu2
parenteed97c538ca6b357ebc5d02be074971d6081c70b (diff)
mb/pcengines/apu2/BiosCallOuts: don't have binaryPI clear LPC decodes
Tell binaryPI to not disable the LPC decodes for the IO ports used by the serial ports on the Super I/O chip during the AmdInitReset binaryPI entry point. Checked the Stoneyridge binaryPI source code which is closely enough related to be reasonable sure that this option only controls which LPC decode bits get cleared and won't have any other side effects. TEST=Now the full console output from the APU2 board gets printed on the serial console. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Suggested-by: Krystian Hebel <krystian.hebel@3mdeb.com> Change-Id: I91ef4423bd7bf6c1d7a175336f0f89479f2cde02 Reviewed-on: https://review.coreboot.org/c/coreboot/+/79852 Reviewed-by: Paul Menzel <paulepanter@mailbox.org> Reviewed-by: Krystian Hebel <krystian.hebel@3mdeb.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/pcengines/apu2')
-rw-r--r--src/mainboard/pcengines/apu2/BiosCallOuts.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/pcengines/apu2/BiosCallOuts.c b/src/mainboard/pcengines/apu2/BiosCallOuts.c
index efd88d8c12..c78dda6ecb 100644
--- a/src/mainboard/pcengines/apu2/BiosCallOuts.c
+++ b/src/mainboard/pcengines/apu2/BiosCallOuts.c
@@ -45,7 +45,7 @@ void board_FCH_InitReset(struct sysinfo *cb_NA, FCH_RESET_DATA_BLOCK *FchParams)
{
printk(BIOS_DEBUG, "Fch OEM config in INIT RESET ");
//FchParams_reset->EcChannel0 = TRUE; /* logical devicd 3 */
- FchParams->LegacyFree = CONFIG(HUDSON_LEGACY_FREE);
+ FchParams->LegacyFree = 0; /* don't clear LPC IO decodes for serial console */
FchParams->FchReset.SataEnable = hudson_sata_enable();
FchParams->FchReset.IdeEnable = hudson_ide_enable();
FchParams->FchReset.Xhci0Enable = CONFIG(HUDSON_XHCI_ENABLE);