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author | Keith Hui <buurin@gmail.com> | 2020-01-11 03:54:59 -0500 |
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committer | Angel Pons <th3fanbus@gmail.com> | 2020-04-25 15:24:20 +0000 |
commit | bd2dc2b764ad9f20bfcd71d9c67ef07fe95ab76d (patch) | |
tree | 904421c6a8dc17fd081d4a6f241588b54eabb24d /src/mainboard/asus/p2b | |
parent | 9a521d7125df27d40621c16a2526cfa605e3de5a (diff) | |
download | coreboot-bd2dc2b764ad9f20bfcd71d9c67ef07fe95ab76d.tar.xz |
asus/p2b-ls: Replicate OEM GPO configuration
Replicate the GPO configurations from OEM BIOS, obtained via inteltool.
Among the GPOs are termination controls for the onboard SCSI buses.
TEST=read/write Maxtor Atlas 10k3 18GB HDD connected to Ultra2 LVD port
Change-Id: I86183acd8e1a830d7639c21ec179fbdbe937f8ee
Signed-off-by: Keith Hui <buurin@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38354
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/asus/p2b')
-rw-r--r-- | src/mainboard/asus/p2b/variants/p2b-ls/overridetree.cb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/asus/p2b/variants/p2b-ls/overridetree.cb b/src/mainboard/asus/p2b/variants/p2b-ls/overridetree.cb index bb252c0b0b..541db02be6 100644 --- a/src/mainboard/asus/p2b/variants/p2b-ls/overridetree.cb +++ b/src/mainboard/asus/p2b/variants/p2b-ls/overridetree.cb @@ -1,6 +1,10 @@ chip northbridge/intel/i440bx # Northbridge device domain 0 on # PCI domain chip southbridge/intel/i82371eb # Southbridge + register "gpo" = "0x7fbfb9ff" + register "gpo22_enable" = "1" # GPO22 controls LVD port termination (0=enabled) + # GPO23 controls SCSI-50 port termination (1=enabled) + # SCSI-68 port is always terminated device pci 4.0 on # ISA bridge chip superio/winbond/w83977tf # Super I/O device pnp 3f0.a off # ACPI |