From c2720c58e711f7c77dc19ae8dc682cacb8851f5e Mon Sep 17 00:00:00 2001 From: Leah Rowe Date: Sun, 31 Oct 2021 23:36:47 +0000 Subject: [PATCH] lenovo/t400: Enable all SATA ports (add persmule's patch) See: This enables all SATA ports, allowing full T400s compatibility. T400s already works just fine, when flashing a T400 ROM, but not all SATA ports were usable. The specific patch is here: There was also this patch, which coreboot actually adapted upstream: Yes, this patch was submitted in 2016. I overlooked it, during all this time. --- ...20-lenovo-t400-Enable-all-SATA-ports.patch | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 resources/coreboot/default/patches/0020-lenovo-t400-Enable-all-SATA-ports.patch diff --git a/resources/coreboot/default/patches/0020-lenovo-t400-Enable-all-SATA-ports.patch b/resources/coreboot/default/patches/0020-lenovo-t400-Enable-all-SATA-ports.patch new file mode 100644 index 00000000..5ca27c4d --- /dev/null +++ b/resources/coreboot/default/patches/0020-lenovo-t400-Enable-all-SATA-ports.patch @@ -0,0 +1,34 @@ +From 8027957b185313f2a9cecee21d14ae2c88407f5f Mon Sep 17 00:00:00 2001 +From: persmule +Date: Sun, 31 Oct 2021 23:33:26 +0000 +Subject: [PATCH 1/1] lenovo/t400: Enable all SATA ports + +There are 2 SATA ports on the chassis of t400(s), but at least one dock for +t400 contains a port for (P/S)ATA device, and t400s has a eSATA port on its +chassis, and another one on its dock. + +They have to be unmasked via device tree to use. + +This patch unmasked all SATA ports found within t400s with factory firmware. +--- + src/mainboard/lenovo/t400/devicetree.cb | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/src/mainboard/lenovo/t400/devicetree.cb b/src/mainboard/lenovo/t400/devicetree.cb +index 5886aff48c..84cd4d87b1 100644 +--- a/src/mainboard/lenovo/t400/devicetree.cb ++++ b/src/mainboard/lenovo/t400/devicetree.cb +@@ -59,8 +59,8 @@ chip northbridge/intel/gm45 + register "gpe0_en" = "0x01000000" + register "gpi1_routing" = "2" + +- # Set AHCI mode, enable ports 1 and 2. +- register "sata_port_map" = "0x03" ++ # Set AHCI mode, enable ports 1, 2, 5 and 6. ++ register "sata_port_map" = "0x33" + register "sata_clock_request" = "0" + register "sata_traffic_monitor" = "0" + +-- +2.25.1 +