Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/30822
Change subject: sb/intel/i82801gx: Detect if the southbridge supports AHCI ......................................................................
sb/intel/i82801gx: Detect if the southbridge supports AHCI
This automatically detects whether the southbridge supports AHCI. If AHCI support is selected it will be used unless "sata_no_ahci" is set in the devicetree to override the behavior.
Change-Id: I8d9f4e63ae8b2862c422938f3103c44e761bcda4 Signed-off-by: Arthur Heymans arthur@aheymans.xyz --- M src/mainboard/apple/macbook21/devicetree.cb M src/mainboard/asrock/g41c-gs/variants/g41c-gs-r2/devicetree.cb M src/mainboard/asrock/g41c-gs/variants/g41m-gs/devicetree.cb M src/mainboard/asrock/g41c-gs/variants/g41m-s3/devicetree.cb M src/mainboard/asrock/g41c-gs/variants/g41m-vs3-r2/devicetree.cb M src/mainboard/asus/p5gc-mx/devicetree.cb M src/mainboard/asus/p5qpl-am/devicetree.cb M src/mainboard/foxconn/d41s/devicetree.cb M src/mainboard/foxconn/g41s-k/devicetree.cb M src/mainboard/getac/p470/devicetree.cb M src/mainboard/gigabyte/ga-945gcm-s2l/devicetree.cb M src/mainboard/gigabyte/ga-g41m-es2l/devicetree.cb M src/mainboard/ibase/mb899/devicetree.cb M src/mainboard/intel/d510mo/devicetree.cb M src/mainboard/intel/d945gclf/devicetree.cb M src/mainboard/intel/dg41wv/devicetree.cb M src/mainboard/kontron/986lcd-m/devicetree.cb M src/mainboard/lenovo/t60/devicetree.cb M src/mainboard/lenovo/thinkcentre_a58/devicetree.cb M src/mainboard/lenovo/x60/devicetree.cb M src/mainboard/lenovo/z61t/devicetree.cb M src/mainboard/roda/rk886ex/devicetree.cb M src/southbridge/intel/i82801gx/chip.h M src/southbridge/intel/i82801gx/i82801gx.h M src/southbridge/intel/i82801gx/sata.c 25 files changed, 18 insertions(+), 35 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/22/30822/1
diff --git a/src/mainboard/apple/macbook21/devicetree.cb b/src/mainboard/apple/macbook21/devicetree.cb index 898aae4..84c923b 100644 --- a/src/mainboard/apple/macbook21/devicetree.cb +++ b/src/mainboard/apple/macbook21/devicetree.cb @@ -64,7 +64,6 @@ register "gpi1_routing" = "2" register "gpi7_routing" = "2"
- register "sata_ahci" = "0x1" register "sata_ports_implemented" = "0x04"
register "gpe0_en" = "0x11000006" diff --git a/src/mainboard/asrock/g41c-gs/variants/g41c-gs-r2/devicetree.cb b/src/mainboard/asrock/g41c-gs/variants/g41c-gs-r2/devicetree.cb index 156fe3f..acb8ac6 100644 --- a/src/mainboard/asrock/g41c-gs/variants/g41c-gs-r2/devicetree.cb +++ b/src/mainboard/asrock/g41c-gs/variants/g41c-gs-r2/devicetree.cb @@ -51,7 +51,6 @@ register "gpi13_routing" = "2"
register "ide_enable_primary" = "0x1" - register "sata_ahci" = "0x0" # AHCI not supported on this ICH7 variant register "sata_ports_implemented" = "0x3" register "gpe0_en" = "0x440"
diff --git a/src/mainboard/asrock/g41c-gs/variants/g41m-gs/devicetree.cb b/src/mainboard/asrock/g41c-gs/variants/g41m-gs/devicetree.cb index ba2f00d..f4d1dc4 100644 --- a/src/mainboard/asrock/g41c-gs/variants/g41m-gs/devicetree.cb +++ b/src/mainboard/asrock/g41c-gs/variants/g41m-gs/devicetree.cb @@ -46,7 +46,6 @@ register "pirqh_routing" = "0x0b"
register "ide_enable_primary" = "0x1" - register "sata_ahci" = "0x0" # AHCI not supported on this ICH7 variant register "sata_ports_implemented" = "0x3" register "gpe0_en" = "0x440"
diff --git a/src/mainboard/asrock/g41c-gs/variants/g41m-s3/devicetree.cb b/src/mainboard/asrock/g41c-gs/variants/g41m-s3/devicetree.cb index 2fa0fe4..2b74e7e 100644 --- a/src/mainboard/asrock/g41c-gs/variants/g41m-s3/devicetree.cb +++ b/src/mainboard/asrock/g41c-gs/variants/g41m-s3/devicetree.cb @@ -46,7 +46,6 @@ register "pirqh_routing" = "0x0b"
register "ide_enable_primary" = "0x1" - register "sata_ahci" = "0x0" # AHCI not supported on this ICH7 variant register "sata_ports_implemented" = "0x3" register "gpe0_en" = "0x440"
diff --git a/src/mainboard/asrock/g41c-gs/variants/g41m-vs3-r2/devicetree.cb b/src/mainboard/asrock/g41c-gs/variants/g41m-vs3-r2/devicetree.cb index b458115..5479faf 100644 --- a/src/mainboard/asrock/g41c-gs/variants/g41m-vs3-r2/devicetree.cb +++ b/src/mainboard/asrock/g41c-gs/variants/g41m-vs3-r2/devicetree.cb @@ -46,7 +46,6 @@ register "pirqh_routing" = "0x0b"
register "ide_enable_primary" = "0x1" - register "sata_ahci" = "0x0" # AHCI not supported on this ICH7 variant register "gpe0_en" = "0x440"
device pci 1b.0 on # Audio diff --git a/src/mainboard/asus/p5gc-mx/devicetree.cb b/src/mainboard/asus/p5gc-mx/devicetree.cb index 2f7d278..de63da2 100644 --- a/src/mainboard/asus/p5gc-mx/devicetree.cb +++ b/src/mainboard/asus/p5gc-mx/devicetree.cb @@ -53,7 +53,6 @@ register "ide_legacy_combined" = "0x0" register "ide_enable_primary" = "0x1" register "ide_enable_secondary" = "0x0" - register "sata_ahci" = "0x0"
register "p_cnt_throttling_supported" = "0"
diff --git a/src/mainboard/asus/p5qpl-am/devicetree.cb b/src/mainboard/asus/p5qpl-am/devicetree.cb index 5bf582b..4e39ac5 100644 --- a/src/mainboard/asus/p5qpl-am/devicetree.cb +++ b/src/mainboard/asus/p5qpl-am/devicetree.cb @@ -43,7 +43,6 @@ # 2 SCI (if corresponding GPIO_EN bit is also set)
register "ide_enable_primary" = "0x1" - register "sata_ahci" = "0x0" # AHCI not supported on this ICH7 variant register "gpe0_en" = "0x04000440"
device pci 1b.0 on end # Audio diff --git a/src/mainboard/foxconn/d41s/devicetree.cb b/src/mainboard/foxconn/d41s/devicetree.cb index 75df88e..a611ee3 100644 --- a/src/mainboard/foxconn/d41s/devicetree.cb +++ b/src/mainboard/foxconn/d41s/devicetree.cb @@ -40,7 +40,6 @@ register "pirqf_routing" = "0x0b" register "pirqg_routing" = "0x0b" register "pirqh_routing" = "0x0b" - register "sata_ahci" = "0x1" register "sata_ports_implemented" = "0x3" register "gpe0_en" = "0x441"
diff --git a/src/mainboard/foxconn/g41s-k/devicetree.cb b/src/mainboard/foxconn/g41s-k/devicetree.cb index 237e22d..a00718f 100644 --- a/src/mainboard/foxconn/g41s-k/devicetree.cb +++ b/src/mainboard/foxconn/g41s-k/devicetree.cb @@ -48,7 +48,6 @@
register "ide_enable_primary" = "0x0" register "ide_enable_secondary" = "0x0" - register "sata_ahci" = "0x0" # AHCI does not work register "sata_ports_implemented" = "0x3"
device pci 1b.0 on end # Audio diff --git a/src/mainboard/getac/p470/devicetree.cb b/src/mainboard/getac/p470/devicetree.cb index a81ef3a..f2a3912 100644 --- a/src/mainboard/getac/p470/devicetree.cb +++ b/src/mainboard/getac/p470/devicetree.cb @@ -57,7 +57,6 @@ register "ide_legacy_combined" = "0x1" register "ide_enable_primary" = "0x1" register "ide_enable_secondary" = "0x0" - register "sata_ahci" = "0x0"
register "c3_latency" = "85" register "docking_supported" = "1" diff --git a/src/mainboard/gigabyte/ga-945gcm-s2l/devicetree.cb b/src/mainboard/gigabyte/ga-945gcm-s2l/devicetree.cb index 7ed4d19..1c69613 100644 --- a/src/mainboard/gigabyte/ga-945gcm-s2l/devicetree.cb +++ b/src/mainboard/gigabyte/ga-945gcm-s2l/devicetree.cb @@ -76,7 +76,6 @@ register "ide_legacy_combined" = "0x0" register "ide_enable_primary" = "0x1" register "ide_enable_secondary" = "0x0" - register "sata_ahci" = "0x0" register "c3_latency" = "85"
register "p_cnt_throttling_supported" = "0" diff --git a/src/mainboard/gigabyte/ga-g41m-es2l/devicetree.cb b/src/mainboard/gigabyte/ga-g41m-es2l/devicetree.cb index 8b47c4f..d24eb5d 100644 --- a/src/mainboard/gigabyte/ga-g41m-es2l/devicetree.cb +++ b/src/mainboard/gigabyte/ga-g41m-es2l/devicetree.cb @@ -48,7 +48,6 @@ register "ide_legacy_combined" = "0x0" # Combined mode broken register "ide_enable_primary" = "0x1" register "ide_enable_secondary" = "0x0" - register "sata_ahci" = "0x0" # AHCI does not work register "sata_ports_implemented" = "0x3" register "gpe0_en" = "0x40"
diff --git a/src/mainboard/ibase/mb899/devicetree.cb b/src/mainboard/ibase/mb899/devicetree.cb index 3544c96..8b170e1 100644 --- a/src/mainboard/ibase/mb899/devicetree.cb +++ b/src/mainboard/ibase/mb899/devicetree.cb @@ -36,7 +36,6 @@ register "ide_legacy_combined" = "0x0" register "ide_enable_primary" = "0x1" register "ide_enable_secondary" = "0x0" - register "sata_ahci" = "0x1"
register "c3_latency" = "85" register "p_cnt_throttling_supported" = "0" diff --git a/src/mainboard/intel/d510mo/devicetree.cb b/src/mainboard/intel/d510mo/devicetree.cb index a008610..825611e 100644 --- a/src/mainboard/intel/d510mo/devicetree.cb +++ b/src/mainboard/intel/d510mo/devicetree.cb @@ -38,7 +38,6 @@ register "pirqf_routing" = "0x0b" register "pirqg_routing" = "0x0b" register "pirqh_routing" = "0x0b" - register "sata_ahci" = "0x1" register "sata_ports_implemented" = "0x3" register "gpe0_en" = "0x20000040"
diff --git a/src/mainboard/intel/d945gclf/devicetree.cb b/src/mainboard/intel/d945gclf/devicetree.cb index 716654c..573b9c8 100644 --- a/src/mainboard/intel/d945gclf/devicetree.cb +++ b/src/mainboard/intel/d945gclf/devicetree.cb @@ -50,7 +50,6 @@ register "ide_legacy_combined" = "0x0" register "ide_enable_primary" = "0x1" register "ide_enable_secondary" = "0x0" - register "sata_ahci" = "0x0" register "c3_latency" = "85" register "p_cnt_throttling_supported" = "0"
diff --git a/src/mainboard/intel/dg41wv/devicetree.cb b/src/mainboard/intel/dg41wv/devicetree.cb index be28763..295fbc4 100644 --- a/src/mainboard/intel/dg41wv/devicetree.cb +++ b/src/mainboard/intel/dg41wv/devicetree.cb @@ -63,7 +63,6 @@ register "gpi15_routing" = "2"
register "ide_enable_primary" = "0x1" - register "sata_ahci" = "0x0" # AHCI not supported on this ICH7 variant register "gpe0_en" = "0x440"
device pci 1b.0 on # Audio diff --git a/src/mainboard/kontron/986lcd-m/devicetree.cb b/src/mainboard/kontron/986lcd-m/devicetree.cb index 06f29e0..023c516 100644 --- a/src/mainboard/kontron/986lcd-m/devicetree.cb +++ b/src/mainboard/kontron/986lcd-m/devicetree.cb @@ -36,7 +36,6 @@ register "ide_legacy_combined" = "0x1" register "ide_enable_primary" = "0x1" register "ide_enable_secondary" = "0x1" - register "sata_ahci" = "0x0" register "c3_latency" = "85" register "p_cnt_throttling_supported" = "0"
diff --git a/src/mainboard/lenovo/t60/devicetree.cb b/src/mainboard/lenovo/t60/devicetree.cb index 7b1721e..67b7794 100644 --- a/src/mainboard/lenovo/t60/devicetree.cb +++ b/src/mainboard/lenovo/t60/devicetree.cb @@ -72,7 +72,6 @@ register "gpi12_routing" = "2" register "gpi8_routing" = "2"
- register "sata_ahci" = "0x1" register "sata_ports_implemented" = "0x01"
register "gpe0_en" = "0x11000006" diff --git a/src/mainboard/lenovo/thinkcentre_a58/devicetree.cb b/src/mainboard/lenovo/thinkcentre_a58/devicetree.cb index cc3ef49..ace2bfb 100644 --- a/src/mainboard/lenovo/thinkcentre_a58/devicetree.cb +++ b/src/mainboard/lenovo/thinkcentre_a58/devicetree.cb @@ -44,7 +44,6 @@ register "gpi13_routing" = "1" # ??vendor
register "ide_enable_primary" = "0x1" - register "sata_ahci" = "0x0" # AHCI not supported on this ICH7 variant register "gpe0_en" = "0x440"
device pci 1b.0 on end # Audio diff --git a/src/mainboard/lenovo/x60/devicetree.cb b/src/mainboard/lenovo/x60/devicetree.cb index 2a60b87..ad31557 100644 --- a/src/mainboard/lenovo/x60/devicetree.cb +++ b/src/mainboard/lenovo/x60/devicetree.cb @@ -65,7 +65,6 @@ register "gpi12_routing" = "1" register "gpi8_routing" = "2"
- register "sata_ahci" = "0x1" register "sata_ports_implemented" = "0x01"
register "gpe0_en" = "0x11000006" diff --git a/src/mainboard/lenovo/z61t/devicetree.cb b/src/mainboard/lenovo/z61t/devicetree.cb index 92bf3ce..6e2450a 100644 --- a/src/mainboard/lenovo/z61t/devicetree.cb +++ b/src/mainboard/lenovo/z61t/devicetree.cb @@ -71,7 +71,6 @@ register "gpi12_routing" = "2" register "gpi8_routing" = "2"
- register "sata_ahci" = "0x1" register "sata_ports_implemented" = "0x01"
register "gpe0_en" = "0x11000006" diff --git a/src/mainboard/roda/rk886ex/devicetree.cb b/src/mainboard/roda/rk886ex/devicetree.cb index ec42766..efe8ce1 100644 --- a/src/mainboard/roda/rk886ex/devicetree.cb +++ b/src/mainboard/roda/rk886ex/devicetree.cb @@ -61,7 +61,6 @@ register "ide_legacy_combined" = "0x1" register "ide_enable_primary" = "0x1" register "ide_enable_secondary" = "0x0" - register "sata_ahci" = "0x0"
device pci 1b.0 off end # High Definition Audio device pci 1c.0 on end # PCIe port 1 diff --git a/src/southbridge/intel/i82801gx/chip.h b/src/southbridge/intel/i82801gx/chip.h index db27ef7..019c65e 100644 --- a/src/southbridge/intel/i82801gx/chip.h +++ b/src/southbridge/intel/i82801gx/chip.h @@ -65,7 +65,7 @@ uint32_t ide_legacy_combined; uint32_t ide_enable_primary; uint32_t ide_enable_secondary; - uint32_t sata_ahci; + uint32_t sata_no_ahci; uint32_t sata_ports_implemented;
/* Enable linear PCIe Root Port function numbers starting at zero */ diff --git a/src/southbridge/intel/i82801gx/i82801gx.h b/src/southbridge/intel/i82801gx/i82801gx.h index d37a822..521d372 100644 --- a/src/southbridge/intel/i82801gx/i82801gx.h +++ b/src/southbridge/intel/i82801gx/i82801gx.h @@ -90,6 +90,7 @@
#define FDVCT 0xe4 #define PCIE_4_PORTS_MAX (1 << 7) +#define AHCI_UNSUPPORTED (1 << 3)
/* GEN_PMCON_3 bits */ #define RTC_BATTERY_DEAD (1 << 2) diff --git a/src/southbridge/intel/i82801gx/sata.c b/src/southbridge/intel/i82801gx/sata.c index 567c1e5..dcd9b80 100644 --- a/src/southbridge/intel/i82801gx/sata.c +++ b/src/southbridge/intel/i82801gx/sata.c @@ -71,6 +71,10 @@ u32 *ahci_bar; u8 ports;
+ + struct device *lpc_dev = pcidev_path_on_root(PCI_DEVFN(31, 0)); + bool ahci_supported = pci_read_config32(lpc_dev, FDVCT) & ACHI_UNSUPPORTED ? false : true; + /* Get the chip configuration */ config_t *config = dev->chip_info;
@@ -87,7 +91,18 @@ /* Enable BARs */ pci_write_config16(dev, PCI_COMMAND, 0x0007);
- if (config->ide_legacy_combined) { + if (ahci_supported && !config->sata_no_ahci) { + printk(BIOS_DEBUG, "SATA controller in AHCI mode.\n"); + /* Allow both Legacy and Native mode */ + pci_write_config8(dev, 0x09, 0x8f); + + /* Set Interrupt Line */ + /* Interrupt Pin is set by D31IP.PIP */ + pci_write_config8(dev, INTR_LN, 0x0a); + + ahci_bar = (u32 *)(pci_read_config32(dev, 0x27) & ~0x3ff); + ahci_bar[3] = config->sata_ports_implemented; + } else if (config->ide_legacy_combined) { printk(BIOS_DEBUG, "SATA controller in combined mode.\n"); /* No AHCI: clear AHCI base */ pci_write_config32(dev, 0x24, 0x00000000); @@ -118,17 +133,6 @@
/* Restrict ports - 0 and 2 only available */ ports &= 0x5; - } else if (config->sata_ahci) { - printk(BIOS_DEBUG, "SATA controller in AHCI mode.\n"); - /* Allow both Legacy and Native mode */ - pci_write_config8(dev, 0x09, 0x8f); - - /* Set Interrupt Line */ - /* Interrupt Pin is set by D31IP.PIP */ - pci_write_config8(dev, INTR_LN, 0x0a); - - ahci_bar = (u32 *)(pci_read_config32(dev, 0x27) & ~0x3ff); - ahci_bar[3] = config->sata_ports_implemented; } else { printk(BIOS_DEBUG, "SATA controller in plain mode.\n"); /* Set Sata Controller Mode. No Mapping(?) */