[coreboot-gerrit] New patch to review for coreboot: amd/agesa/f16kb: Allow SATA Gen3
Fabian Kunkel (fabi@adv.bruhnspace.com)
gerrit at coreboot.org
Mon Jul 18 17:56:38 CEST 2016
Fabian Kunkel (fabi at adv.bruhnspace.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/15728
-gerrit
commit 78a91d5de822af4e93d9b570f8f93280d6cb2e97
Author: Fabian Kunkel <fabi at adv.bruhnspace.com>
Date: Mon Jul 18 17:39:28 2016 +0200
amd/agesa/f16kb: Allow SATA Gen3
The SATA speed is hard coded to Gen2.
SataSetMaxGen2 is a power saving option,
which is in the default structure on and also hard coded.
This patch disables the power saving option.
Patch is tested with bap/e20xx board, Lubuntu 16.04 Kernel 4.4.
dmesg | grep ahci (before patch):
ahci 0000:00:11.0: AHCI 0001.0300 32 slots 2 ports 3 Gbps 0x3 impl SATA mode
dmesg | grep ahci (after patch):
ahci 0000:00:11.0: AHCI 0001.0300 32 slots 2 ports 6 Gbps 0x3 impl SATA mode
Change-Id: I17a493b876a4be3236736b2116b331e465b159af
Signed-off-by: Fabian Kunkel <fabi at adv.bruhnspace.com>
---
.../amd/agesa/f16kb/Proc/Fch/Interface/Family/Yangtze/EnvDefYangtze.c | 2 +-
.../agesa/f16kb/Proc/Fch/Sata/Family/Yangtze/YangtzeSataResetService.c | 1 -
2 files changed, 1 insertion(+), 2 deletions(-)
diff --git a/src/vendorcode/amd/agesa/f16kb/Proc/Fch/Interface/Family/Yangtze/EnvDefYangtze.c b/src/vendorcode/amd/agesa/f16kb/Proc/Fch/Interface/Family/Yangtze/EnvDefYangtze.c
index f638e71..11cf6e1 100644
--- a/src/vendorcode/amd/agesa/f16kb/Proc/Fch/Interface/Family/Yangtze/EnvDefYangtze.c
+++ b/src/vendorcode/amd/agesa/f16kb/Proc/Fch/Interface/Family/Yangtze/EnvDefYangtze.c
@@ -162,7 +162,7 @@ FCH_DATA_BLOCK InitEnvCfgDefault = {
0, // SataModeReg
TRUE, // SataEnable
0, // Sata6AhciCap
- TRUE, // SataSetMaxGen2
+ FALSE, // SataSetMaxGen2
FALSE, // IdeEnable
01, // SataClkMode
},
diff --git a/src/vendorcode/amd/agesa/f16kb/Proc/Fch/Sata/Family/Yangtze/YangtzeSataResetService.c b/src/vendorcode/amd/agesa/f16kb/Proc/Fch/Sata/Family/Yangtze/YangtzeSataResetService.c
index 9b14467..3142899 100644
--- a/src/vendorcode/amd/agesa/f16kb/Proc/Fch/Sata/Family/Yangtze/YangtzeSataResetService.c
+++ b/src/vendorcode/amd/agesa/f16kb/Proc/Fch/Sata/Family/Yangtze/YangtzeSataResetService.c
@@ -78,7 +78,6 @@ FchInitResetSataProgram (
if ( LocalCfgPtr->SataSetMaxGen2 ) {
FchSataMode |= 0x04;
}
- FchSataMode |= 0x04;
RwPci (((SATA_BUS_DEV_FUN << 16) + 0x0A0), AccessWidth8, (UINT32)~(BIT2 + BIT3 + BIT4 + BIT5 + BIT6), 0, StdHeader);
FchSataClkMode = LocalCfgPtr->SataClkMode;
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