WANG Siyuan (wangsiyuanbuaa(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/10417
-gerrit
commit 3b37d67cb6068857d78703ca91af4ce22114d599
Author: WANG Siyuan <wangsiyuanbuaa(a)gmail.com>
Date: Wed May 20 14:36:06 2015 +0800
AMD Merlin Falcon: Add CPU subdirectory files for new AMD processor
This adds the AMD Family 15h model 60h CPU.
S3 suspend/resume currently is not supported.
Tested on the amd/bettong platform.
Change-Id: I5dea55a5664d29c07a54937ed1e5c2f84715d8ea
Signed-off-by: WANG Siyuan <wangsiyuanbuaa(a)gmail.com>
Signed-off-by: WANG Siyuan <SiYuan.Wang(a)amd.com>
---
src/cpu/amd/pi/00660F01/Kconfig | 73 ++++++++++++++++
src/cpu/amd/pi/00660F01/Makefile.inc | 31 +++++++
src/cpu/amd/pi/00660F01/acpi/cpu.asl | 82 ++++++++++++++++++
src/cpu/amd/pi/00660F01/chip_name.c | 24 ++++++
src/cpu/amd/pi/00660F01/fixme.c | 98 +++++++++++++++++++++
src/cpu/amd/pi/00660F01/model_15_init.c | 145 ++++++++++++++++++++++++++++++++
src/cpu/amd/pi/Kconfig | 2 +
src/cpu/amd/pi/Makefile.inc | 1 +
8 files changed, 456 insertions(+)
diff --git a/src/cpu/amd/pi/00660F01/Kconfig b/src/cpu/amd/pi/00660F01/Kconfig
new file mode 100644
index 0000000..103e978
--- /dev/null
+++ b/src/cpu/amd/pi/00660F01/Kconfig
@@ -0,0 +1,73 @@
+#
+# This file is part of the coreboot project.
+#
+# Copyright (C) 2015 Advanced Micro Devices, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+
+config CPU_AMD_PI_00660F01
+ bool
+ select PCI_IO_CFG_EXT
+ select X86_AMD_FIXED_MTRRS
+
+if CPU_AMD_PI_00660F01
+
+config CPU_ADDR_BITS
+ int
+ default 48
+
+config CPU_SOCKET_TYPE
+ hex
+ default 0x10
+
+# DDR2 and REG
+config DIMM_SUPPORT
+ hex
+ default 0x0104
+
+config EXT_RT_TBL_SUPPORT
+ bool
+ default n
+
+config EXT_CONF_SUPPORT
+ bool
+ default n
+
+config CBB
+ hex
+ default 0x0
+
+config CDB
+ hex
+ default 0x18
+
+config XIP_ROM_BASE
+ hex
+ default 0xfff80000
+
+config XIP_ROM_SIZE
+ hex
+ default 0x100000
+
+config HAVE_INIT_TIMER
+ bool
+ default y
+
+config HIGH_SCRATCH_MEMORY_SIZE
+ hex
+ # Assume the maximum size of stack as (0xA0000 - 0x30000 + 0x1000)
+ default 0xA1000
+
+endif
diff --git a/src/cpu/amd/pi/00660F01/Makefile.inc b/src/cpu/amd/pi/00660F01/Makefile.inc
new file mode 100644
index 0000000..d10c94f
--- /dev/null
+++ b/src/cpu/amd/pi/00660F01/Makefile.inc
@@ -0,0 +1,31 @@
+#
+# This file is part of the coreboot project.
+#
+# Copyright (C) 2015 Advanced Micro Devices, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+
+romstage-y += fixme.c
+ramstage-y += fixme.c
+ramstage-y += chip_name.c
+ramstage-y += model_15_init.c
+
+subdirs-y += ../../mtrr
+subdirs-y += ../../../x86/tsc
+subdirs-y += ../../../x86/lapic
+subdirs-y += ../../../x86/cache
+subdirs-y += ../../../x86/mtrr
+subdirs-y += ../../../x86/pae
+subdirs-y += ../../../x86/smm
diff --git a/src/cpu/amd/pi/00660F01/acpi/cpu.asl b/src/cpu/amd/pi/00660F01/acpi/cpu.asl
new file mode 100644
index 0000000..9d1a75b
--- /dev/null
+++ b/src/cpu/amd/pi/00660F01/acpi/cpu.asl
@@ -0,0 +1,82 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 Sage Electronic Engineering, LLC
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/*
+ * Processor Object
+ *
+ */
+Scope (\_PR) { /* define processor scope */
+ Processor(
+ P000, /* name space name */
+ 0, /* Unique number for this processor */
+ 0x810, /* PBLK system I/O address !hardcoded! */
+ 0x06 /* PBLKLEN for boot processor */
+ ) {
+ }
+
+ Processor(
+ P001, /* name space name */
+ 1, /* Unique number for this processor */
+ 0x0810, /* PBLK system I/O address !hardcoded! */
+ 0x06 /* PBLKLEN for boot processor */
+ ) {
+ }
+ Processor(
+ P002, /* name space name */
+ 2, /* Unique number for this processor */
+ 0x0810, /* PBLK system I/O address !hardcoded! */
+ 0x06 /* PBLKLEN for boot processor */
+ ) {
+ }
+ Processor(
+ P003, /* name space name */
+ 3, /* Unique number for this processor */
+ 0x0810, /* PBLK system I/O address !hardcoded! */
+ 0x06 /* PBLKLEN for boot processor */
+ ) {
+ }
+ Processor(
+ P004, /* name space name */
+ 4, /* Unique number for this processor */
+ 0x0810, /* PBLK system I/O address !hardcoded! */
+ 0x06 /* PBLKLEN for boot processor */
+ ) {
+ }
+ Processor(
+ P005, /* name space name */
+ 5, /* Unique number for this processor */
+ 0x0810, /* PBLK system I/O address !hardcoded! */
+ 0x06 /* PBLKLEN for boot processor */
+ ) {
+ }
+ Processor(
+ P006, /* name space name */
+ 6, /* Unique number for this processor */
+ 0x0810, /* PBLK system I/O address !hardcoded! */
+ 0x06 /* PBLKLEN for boot processor */
+ ) {
+ }
+ Processor(
+ P007, /* name space name */
+ 7, /* Unique number for this processor */
+ 0x0810, /* PBLK system I/O address !hardcoded! */
+ 0x06 /* PBLKLEN for boot processor */
+ ) {
+ }
+} /* End _PR scope */
diff --git a/src/cpu/amd/pi/00660F01/chip_name.c b/src/cpu/amd/pi/00660F01/chip_name.c
new file mode 100644
index 0000000..bb536e3
--- /dev/null
+++ b/src/cpu/amd/pi/00660F01/chip_name.c
@@ -0,0 +1,24 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <device/device.h>
+
+struct chip_operations cpu_amd_pi_00660F01_ops = {
+ CHIP_NAME("AMD CPU Family 15h")
+};
diff --git a/src/cpu/amd/pi/00660F01/fixme.c b/src/cpu/amd/pi/00660F01/fixme.c
new file mode 100644
index 0000000..01d9e85
--- /dev/null
+++ b/src/cpu/amd/pi/00660F01/fixme.c
@@ -0,0 +1,98 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 - 2012 Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <cpu/x86/mtrr.h>
+#include <northbridge/amd/agesa/agesawrapper.h>
+#include "amdlib.h"
+
+void amd_initcpuio(void)
+{
+ UINT64 MsrReg;
+ UINT32 PciData;
+ PCI_ADDR PciAddress;
+ AMD_CONFIG_PARAMS StdHeader;
+
+ /* Enable legacy video routing: D18F1xF4 VGA Enable */
+ PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0xF4);
+ PciData = 1;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* The platform BIOS needs to ensure the memory ranges of SB800 legacy
+ * devices (TPM, HPET, BIOS RAM, Watchdog Timer, I/O APIC and ACPI) are
+ * set to non-posted regions.
+ */
+ PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0x84);
+ PciData = 0x00FEDF00; /* last address before processor local APIC at FEE00000 */
+ PciData |= 1 << 7; /* set NP (non-posted) bit */
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0x80);
+ PciData = (0xFED00000 >> 8) | 3; /* lowest NP address is HPET at FED00000 */
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Map the remaining PCI hole as posted MMIO */
+ PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0x8C);
+ PciData = 0x00FECF00; /* last address before non-posted range */
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ LibAmdMsrRead (0xC001001A, &MsrReg, &StdHeader);
+ MsrReg = (MsrReg >> 8) | 3;
+ PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0x88);
+ PciData = (UINT32)MsrReg;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Send all IO (0000-FFFF) to southbridge. */
+ PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0xC4);
+ PciData = 0x0000F000;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0xC0);
+ PciData = 0x00000003;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+}
+
+void amd_initmmio(void)
+{
+ UINT64 MsrReg;
+ UINT32 PciData;
+ PCI_ADDR PciAddress;
+ AMD_CONFIG_PARAMS StdHeader;
+
+ /*
+ Set the MMIO Configuration Base Address and Bus Range onto MMIO configuration base
+ Address MSR register.
+ */
+ MsrReg = CONFIG_MMCONF_BASE_ADDRESS | (LibAmdBitScanReverse (CONFIG_MMCONF_BUS_NUMBER) << 2) | 1;
+ LibAmdMsrWrite (0xC0010058, &MsrReg, &StdHeader);
+
+ /*
+ Set the NB_CFG MSR register. Enable CF8 extended configuration cycles.
+ */
+ LibAmdMsrRead (0xC001001F, &MsrReg, &StdHeader);
+ MsrReg = MsrReg | 0x0000400000000000;
+ LibAmdMsrWrite (0xC001001F, &MsrReg, &StdHeader);
+
+ /* For serial port */
+ PciData = 0xFF03FFD5;
+ PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x14, 0x3, 0x44);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Set ROM cache onto WP to decrease post time */
+ MsrReg = (0x0100000000ull - CACHE_ROM_SIZE) | 5ull;
+ LibAmdMsrWrite (0x20C, &MsrReg, &StdHeader);
+ MsrReg = ((1ULL << CONFIG_CPU_ADDR_BITS) - CACHE_ROM_SIZE) | 0x800ull;
+ LibAmdMsrWrite (0x20D, &MsrReg, &StdHeader);
+}
diff --git a/src/cpu/amd/pi/00660F01/model_15_init.c b/src/cpu/amd/pi/00660F01/model_15_init.c
new file mode 100644
index 0000000..4d742a7
--- /dev/null
+++ b/src/cpu/amd/pi/00660F01/model_15_init.c
@@ -0,0 +1,145 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <console/console.h>
+#include <cpu/x86/msr.h>
+#include <cpu/amd/mtrr.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <string.h>
+#include <cpu/x86/msr.h>
+#include <cpu/x86/pae.h>
+#include <pc80/mc146818rtc.h>
+#include <cpu/x86/lapic.h>
+
+#include <cpu/cpu.h>
+#include <cpu/x86/cache.h>
+#include <cpu/x86/mtrr.h>
+#include <cpu/amd/amdfam15.h>
+#include <arch/acpi.h>
+#include <cpu/amd/pi/s3_resume.h>
+
+#include <amdlib.h>
+#include <PspBaseLib.h>
+
+void PSPProgBar3Msr(void *Buffer);
+
+void PSPProgBar3Msr(void *Buffer)
+{
+ u32 Bar3Addr;
+ u64 Tmp64;
+ /* Get Bar3 Addr */
+ Bar3Addr = PspLibPciReadPspConfig (0x20);
+ Tmp64 = Bar3Addr;
+ printk(BIOS_DEBUG, "Bar3=%llx\n", Tmp64);
+ LibAmdMsrWrite (0xC00110A2, &Tmp64, NULL);
+ LibAmdMsrRead (0xC00110A2, &Tmp64, NULL);
+}
+
+static void model_15_init(device_t dev)
+{
+ printk(BIOS_DEBUG, "Model 15 Init.\n");
+
+ u8 i;
+ msr_t msr;
+ int msrno;
+#if CONFIG_LOGICAL_CPUS
+ u32 siblings;
+#endif
+
+ disable_cache ();
+ /* Enable access to AMD RdDram and WrDram extension bits */
+ msr = rdmsr(SYSCFG_MSR);
+ msr.lo |= SYSCFG_MSR_MtrrFixDramModEn;
+ msr.lo &= ~SYSCFG_MSR_MtrrFixDramEn;
+ wrmsr(SYSCFG_MSR, msr);
+
+ // BSP: make a0000-bffff UC, c0000-fffff WB
+ msr.lo = msr.hi = 0;
+ wrmsr (0x259, msr);
+ msr.lo = msr.hi = 0x1e1e1e1e;
+ wrmsr(0x250, msr);
+ wrmsr(0x258, msr);
+ for (msrno = 0x268; msrno <= 0x26f; msrno++)
+ wrmsr (msrno, msr);
+
+ msr = rdmsr(SYSCFG_MSR);
+ msr.lo &= ~SYSCFG_MSR_MtrrFixDramModEn;
+ msr.lo |= SYSCFG_MSR_MtrrFixDramEn;
+ wrmsr(SYSCFG_MSR, msr);
+
+ if (acpi_is_wakeup())
+ restore_mtrr();
+
+ x86_mtrr_check();
+ x86_enable_cache();
+
+ /* zero the machine check error status registers */
+ msr.lo = 0;
+ msr.hi = 0;
+ for (i = 0; i < 6; i++) {
+ wrmsr(MCI_STATUS + (i * 4), msr);
+ }
+
+
+ /* Enable the local cpu apics */
+ setup_lapic();
+
+#if CONFIG_LOGICAL_CPUS
+ siblings = cpuid_ecx(0x80000008) & 0xff;
+
+ if (siblings > 0) {
+ msr = rdmsr_amd(CPU_ID_FEATURES_MSR);
+ msr.lo |= 1 << 28;
+ wrmsr_amd(CPU_ID_FEATURES_MSR, msr);
+
+ msr = rdmsr_amd(CPU_ID_EXT_FEATURES_MSR);
+ msr.hi |= 1 << (33 - 32);
+ wrmsr_amd(CPU_ID_EXT_FEATURES_MSR, msr);
+ }
+ printk(BIOS_DEBUG, "siblings = %02d, ", siblings);
+#endif
+ PSPProgBar3Msr(NULL);
+
+ /* DisableCf8ExtCfg */
+ msr = rdmsr(NB_CFG_MSR);
+ msr.hi &= ~(1 << (46 - 32));
+ wrmsr(NB_CFG_MSR, msr);
+
+
+ /* Write protect SMM space with SMMLOCK. */
+ msr = rdmsr(HWCR_MSR);
+ msr.lo |= (1 << 0);
+ wrmsr(HWCR_MSR, msr);
+}
+
+static struct device_operations cpu_dev_ops = {
+ .init = model_15_init,
+};
+
+static struct cpu_device_id cpu_table[] = {
+ { X86_VENDOR_AMD, 0x660f00 },
+ { X86_VENDOR_AMD, 0x660f01 },
+ { 0, 0 },
+};
+
+static const struct cpu_driver model_15 __cpu_driver = {
+ .ops = &cpu_dev_ops,
+ .id_table = cpu_table,
+};
diff --git a/src/cpu/amd/pi/Kconfig b/src/cpu/amd/pi/Kconfig
index 50e0f26..6bf3785 100644
--- a/src/cpu/amd/pi/Kconfig
+++ b/src/cpu/amd/pi/Kconfig
@@ -21,6 +21,7 @@ config CPU_AMD_PI
bool
default y if CPU_AMD_PI_00630F01
default y if CPU_AMD_PI_00730F01
+ default y if CPU_AMD_PI_00660F01
default n
select ARCH_BOOTBLOCK_X86_32
select ARCH_VERSTAGE_X86_32
@@ -76,3 +77,4 @@ endif # CPU_AMD_PI
source src/cpu/amd/pi/00630F01/Kconfig
source src/cpu/amd/pi/00730F01/Kconfig
+source src/cpu/amd/pi/00660F01/Kconfig
diff --git a/src/cpu/amd/pi/Makefile.inc b/src/cpu/amd/pi/Makefile.inc
index 2ce5a4d..5a407b2 100644
--- a/src/cpu/amd/pi/Makefile.inc
+++ b/src/cpu/amd/pi/Makefile.inc
@@ -19,6 +19,7 @@
subdirs-$(CONFIG_CPU_AMD_PI_00630F01) += 00630F01
subdirs-$(CONFIG_CPU_AMD_PI_00730F01) += 00730F01
+subdirs-$(CONFIG_CPU_AMD_PI_00660F01) += 00660F01
romstage-y += s3_resume.c
ramstage-y += s3_resume.c
Alexander Couzens (lynxis(a)fe80.eu) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/9708
-gerrit
commit 3aacee8cf205d06d07f6c663e3e87075d2d3b6bf
Author: Alexander Couzens <lynxis(a)fe80.eu>
Date: Thu Apr 16 02:03:26 2015 +0200
acpi/sata: add generic sata ssdt port generator
generate_sata_ssdt_ports() generates ports based on sata enable map
Change-Id: Ie68e19c93f093d6c61634c4adfde484b88f28a77
Signed-off-by: Alexander Couzens <lynxis(a)fe80.eu>
---
Makefile.inc | 2 +-
src/Kconfig | 2 ++
src/acpi/Kconfig | 6 +++++
src/acpi/Makefile.inc | 1 +
src/acpi/sata.c | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++
src/acpi/sata.h | 3 +++
6 files changed, 74 insertions(+), 1 deletion(-)
diff --git a/Makefile.inc b/Makefile.inc
index d5ef301..f1475e6 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -52,7 +52,7 @@ PHONY+= clean-abuild coreboot lint lint-stable build-dirs
#######################################################################
# root source directories of coreboot
-subdirs-y := src/lib src/console src/device
+subdirs-y := src/lib src/console src/device src/acpi
subdirs-y += src/ec/acpi $(wildcard src/ec/*/*) $(wildcard src/southbridge/*/*)
subdirs-y += $(wildcard src/soc/*/*) $(wildcard src/northbridge/*/*)
subdirs-y += src/superio $(wildcard src/drivers/*) src/cpu src/vendorcode
diff --git a/src/Kconfig b/src/Kconfig
index 5aa76fb..f685cc3 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -330,6 +330,8 @@ config RAM_CODE_SUPPORT
endmenu
+source "src/acpi/Kconfig"
+
source "src/mainboard/Kconfig"
source "src/arch/*/Kconfig"
diff --git a/src/acpi/Kconfig b/src/acpi/Kconfig
new file mode 100644
index 0000000..e025f99
--- /dev/null
+++ b/src/acpi/Kconfig
@@ -0,0 +1,6 @@
+
+config ACPI_SATA_GENERATOR
+ bool
+ default n
+ help
+ Use acpi sata port generator.
diff --git a/src/acpi/Makefile.inc b/src/acpi/Makefile.inc
new file mode 100644
index 0000000..53ac679
--- /dev/null
+++ b/src/acpi/Makefile.inc
@@ -0,0 +1 @@
+ramstage-$(CONFIG_ACPI_SATA_GENERATOR) += sata.c
diff --git a/src/acpi/sata.c b/src/acpi/sata.c
new file mode 100644
index 0000000..b488574
--- /dev/null
+++ b/src/acpi/sata.c
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2015 Alexander Couzens <lynxis(a)fe80.eu>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.
+ */
+
+#include "sata.h"
+
+#include <arch/acpi.h>
+#include <arch/acpigen.h>
+
+/* e.g.
+ * generate_sata_ssdt_ports("\_SB.PCI0.SATA", 0x3);
+ * generates:
+ * Scope (\_SB.PCI0.SATA)
+ * {
+ * Device (PRT0)
+ * {
+ * Name (_ADR, 0x0000FFFF) // _ADR: Address
+ * }
+ *
+ * Device (PRT1)
+ * {
+ * Name (_ADR, 0x0001FFFF) // _ADR: Address
+ * }
+ * }
+ */
+void generate_sata_ssdt_ports(const char *scope, uint8_t enable_map)
+{
+ int i;
+ int bit;
+ char port_name[4] = "PRT0";
+
+ acpigen_write_scope(scope);
+
+ /* generate a device for every enabled port */
+ for (i = 0; i < 8; i++) {
+ bit = 1 << i;
+ if (!(bit & enable_map))
+ continue;
+
+ port_name[3] = '0' + i;
+ acpigen_write_device(port_name);
+
+ acpigen_write_name_dword("_ADR", 0xffff + i * 0x10000);
+ acpigen_pop_len(); /* close PRT%d */
+ }
+
+ acpigen_pop_len(); /* close scope */
+}
diff --git a/src/acpi/sata.h b/src/acpi/sata.h
new file mode 100644
index 0000000..b7f17b2
--- /dev/null
+++ b/src/acpi/sata.h
@@ -0,0 +1,3 @@
+#include <stdint.h>
+
+void generate_sata_ssdt_ports(const char *scope, uint8_t enable_map);
Timothy Pearson (tpearson(a)raptorengineeringinc.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/9331
-gerrit
commit 3d45ab9b2a6007640473dc191b974aa5500a12d7
Author: Timothy Pearson <tpearson(a)raptorengineeringinc.com>
Date: Mon Apr 6 22:02:18 2015 -0500
mainboard/lenovo/t400: Increase backlight frequency to reduce flicker
TEST: Booted Lenovo T400 with LED backlight and verified the absence
of any visible flicker along with proper operation of the brightness
control.
Change-Id: Ifb485f4aad385aac794978527fd7d246f444ea08
Signed-off-by: Timothy Pearson <tpearson(a)raptorengineeringinc.com>
---
src/mainboard/lenovo/t400/devicetree.cb | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/mainboard/lenovo/t400/devicetree.cb b/src/mainboard/lenovo/t400/devicetree.cb
index c3fffe8..81944c0 100644
--- a/src/mainboard/lenovo/t400/devicetree.cb
+++ b/src/mainboard/lenovo/t400/devicetree.cb
@@ -8,6 +8,8 @@ chip northbridge/intel/gm45
register "gfx.link_frequency_270_mhz" = "1"
register "gfx.lvds_num_lanes" = "4"
+ register "gfx.backlight" = "0x620062"
+
device cpu_cluster 0 on
chip cpu/intel/socket_BGA956
device lapic 0 on end