Aaron Durbin (adurbin@google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/4865
-gerrit
commit 026b33cbe2000dd07dfa451fbc0baf08216209af Author: Aaron Durbin adurbin@chromium.org Date: Fri Oct 4 16:00:07 2013 -0500
rambi: add initial rambi mainboard support
This is just a copy from bayleybay.
BUG=chrome-os-partner:23121 BRANCH=None TEST=None
Change-Id: I283415be326e2d92e1e1bf7866954f17a7266edb Signed-off-by: Aaron Durbin adurbin@chromium.org Reviewed-on: https://chromium-review.googlesource.com/171940 Reviewed-by: Bernie Thompson bhthompson@chromium.org --- src/mainboard/google/Kconfig | 3 + src/mainboard/google/rambi/Kconfig | 28 +++ src/mainboard/google/rambi/Makefile.inc | 24 +++ src/mainboard/google/rambi/acpi/chromeos.asl | 24 +++ src/mainboard/google/rambi/acpi/ec.asl | 37 ++++ src/mainboard/google/rambi/acpi/mainboard.asl | 28 +++ src/mainboard/google/rambi/acpi/platform.asl | 73 +++++++ src/mainboard/google/rambi/acpi/superio.asl | 20 ++ src/mainboard/google/rambi/acpi/thermal.asl | 246 ++++++++++++++++++++++ src/mainboard/google/rambi/acpi/video.asl | 43 ++++ src/mainboard/google/rambi/acpi_tables.c | 287 ++++++++++++++++++++++++++ src/mainboard/google/rambi/chromeos.c | 79 +++++++ src/mainboard/google/rambi/cmos.layout | 139 +++++++++++++ src/mainboard/google/rambi/devicetree.cb | 8 + src/mainboard/google/rambi/dsdt.asl | 55 +++++ src/mainboard/google/rambi/fadt.c | 156 ++++++++++++++ src/mainboard/google/rambi/gpio.c | 188 +++++++++++++++++ src/mainboard/google/rambi/mainboard.c | 145 +++++++++++++ src/mainboard/google/rambi/mainboard_smi.c | 63 ++++++ src/mainboard/google/rambi/romstage.c | 37 ++++ src/mainboard/google/rambi/thermal.h | 57 +++++ src/soc/intel/baytrail/romstage/Makefile.inc | 2 +- src/soc/intel/baytrail/romstage/com1.c | 39 ---- src/soc/intel/baytrail/romstage/uart.c | 39 ++++ 24 files changed, 1780 insertions(+), 40 deletions(-)
diff --git a/src/mainboard/google/Kconfig b/src/mainboard/google/Kconfig index c866c1f..b86b0ad 100644 --- a/src/mainboard/google/Kconfig +++ b/src/mainboard/google/Kconfig @@ -40,6 +40,8 @@ config BOARD_GOOGLE_PEPPY bool "Peppy" config BOARD_GOOGLE_PIT bool "Pit" +config BOARD_GOOGLE_RAMBI + bool "Rambi" config BOARD_GOOGLE_SLIPPY bool "Slippy" config BOARD_GOOGLE_SNOW @@ -56,6 +58,7 @@ source "src/mainboard/google/link/Kconfig" source "src/mainboard/google/parrot/Kconfig" source "src/mainboard/google/peppy/Kconfig" source "src/mainboard/google/pit/Kconfig" +source "src/mainboard/google/rambi/Kconfig" source "src/mainboard/google/slippy/Kconfig" source "src/mainboard/google/snow/Kconfig" source "src/mainboard/google/stout/Kconfig" diff --git a/src/mainboard/google/rambi/Kconfig b/src/mainboard/google/rambi/Kconfig new file mode 100644 index 0000000..0892139 --- /dev/null +++ b/src/mainboard/google/rambi/Kconfig @@ -0,0 +1,28 @@ +if BOARD_GOOGLE_RAMBI + +config BOARD_SPECIFIC_OPTIONS + def_bool y + select ARCH_X86 + select SOC_INTEL_BAYTRAIL + select ENABLE_BUILTIN_COM1 + select BOARD_ROMSIZE_KB_8192 + select HAVE_ACPI_TABLES + select HAVE_OPTION_TABLE + select HAVE_ACPI_RESUME + select MAINBOARD_HAS_CHROMEOS + select CHROMEOS + select MARK_GRAPHICS_MEM_WRCOMB + +config MAINBOARD_DIR + string + default google/rambi + +config MAINBOARD_PART_NUMBER + string + default "RAMBI" + +config VGA_BIOS_FILE + string + default "pci8086,0166.rom" + +endif # BOARD_INTEL_BAYLEYBAY diff --git a/src/mainboard/google/rambi/Makefile.inc b/src/mainboard/google/rambi/Makefile.inc new file mode 100644 index 0000000..d3c6f0d --- /dev/null +++ b/src/mainboard/google/rambi/Makefile.inc @@ -0,0 +1,24 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2013 Google 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-$(CONFIG_CHROMEOS) += chromeos.c +ramstage-$(CONFIG_CHROMEOS) += chromeos.c +ramstage-$(CONFIG_CHROMEOS) += gpio.c + +smm-$(CONFIG_HAVE_SMI_HANDLER) += mainboard_smi.c diff --git a/src/mainboard/google/rambi/acpi/chromeos.asl b/src/mainboard/google/rambi/acpi/chromeos.asl new file mode 100644 index 0000000..40ffcf0 --- /dev/null +++ b/src/mainboard/google/rambi/acpi/chromeos.asl @@ -0,0 +1,24 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Google 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 + */ + +Name(OIPG, Package() { + Package () { 0x0001, 0, 0xFF, "LynxPoint" }, // recovery + Package () { 0x0002, 0, 0xFF, "LynxPoint" }, // developer + Package () { 0x0003, 0, 0xFF, "LynxPoint" }, // firmware write protect +}) diff --git a/src/mainboard/google/rambi/acpi/ec.asl b/src/mainboard/google/rambi/acpi/ec.asl new file mode 100644 index 0000000..9ae5951 --- /dev/null +++ b/src/mainboard/google/rambi/acpi/ec.asl @@ -0,0 +1,37 @@ +Device (EC0) +{ + Name (_HID, EISAID ("PNP0C09")) + Name (_UID, 1) + Name (_GPE, 10) // GPIO 10 is SMC_RUNTIME_SCI_N + + OperationRegion (ERAM, EmbeddedControl, 0x00, 0xff) + Field (ERAM, ByteAcc, Lock, Preserve) + { + Offset (0x03), + ACPR, 1, // AC Power (1=present) + , 2, + CFAN, 1, // CPU Fan (1=on) + , 2, + LIDS, 1, // Lid State (1=open) + , 1, + SPTR, 8, // SMBUS Protocol Register + SSTS, 8, // SMBUS Status Register + SADR, 8, // SMBUS Address Register + SCMD, 8, // SMBUS Command Register + SBFR, 256, // SMBUS Block Buffer + SCNT, 8, // SMBUS Block Count + + Offset (0x3a), + ECMD, 8, // EC Command Register + + Offset (0x82), + PECL, 8, // PECI fractional (1/64 Celsius) + PECH, 8, // PECI integer (Celsius) + } + + Name (_CRS, ResourceTemplate() + { + IO (Decode16, 0x62, 0x62, 0, 1) + IO (Decode16, 0x66, 0x66, 0, 1) + }) +} diff --git a/src/mainboard/google/rambi/acpi/mainboard.asl b/src/mainboard/google/rambi/acpi/mainboard.asl new file mode 100644 index 0000000..3e0eb33 --- /dev/null +++ b/src/mainboard/google/rambi/acpi/mainboard.asl @@ -0,0 +1,28 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Google 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 + */ + +Device (PWRB) +{ + Name(_HID, EisaId("PNP0C0C")) + + // Wake from deep sleep via GPIO27 + Name(_PRW, Package(){27, 4}) +} diff --git a/src/mainboard/google/rambi/acpi/platform.asl b/src/mainboard/google/rambi/acpi/platform.asl new file mode 100644 index 0000000..e069392 --- /dev/null +++ b/src/mainboard/google/rambi/acpi/platform.asl @@ -0,0 +1,73 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2012 Google 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 + */ + +/* The APM port can be used for generating software SMIs */ + +OperationRegion (APMP, SystemIO, 0xb2, 2) +Field (APMP, ByteAcc, NoLock, Preserve) +{ + APMC, 8, // APM command + APMS, 8 // APM status +} + +/* Port 80 POST */ + +OperationRegion (POST, SystemIO, 0x80, 1) +Field (POST, ByteAcc, Lock, Preserve) +{ + DBG0, 8 +} + +/* SMI I/O Trap */ +Method(TRAP, 1, Serialized) +{ + Store (Arg0, SMIF) // SMI Function + Store (0, TRP0) // Generate trap + Return (SMIF) // Return value of SMI handler +} + +/* The _PIC method is called by the OS to choose between interrupt + * routing via the i8259 interrupt controller or the APIC. + * + * _PIC is called with a parameter of 0 for i8259 configuration and + * with a parameter of 1 for Local Apic/IOAPIC configuration. + */ + +Method(_PIC, 1) +{ + // Remember the OS' IRQ routing choice. + Store(Arg0, PICM) +} + +/* The _PTS method (Prepare To Sleep) is called before the OS is + * entering a sleep state. The sleep state number is passed in Arg0 + */ + +Method(_PTS,1) +{ +} + +/* The _WAK method is called on system wakeup */ + +Method(_WAK,1) +{ + Return(Package(){0,0}) +} + diff --git a/src/mainboard/google/rambi/acpi/superio.asl b/src/mainboard/google/rambi/acpi/superio.asl new file mode 100644 index 0000000..9092a6c --- /dev/null +++ b/src/mainboard/google/rambi/acpi/superio.asl @@ -0,0 +1,20 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Google 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 + */ + +/* Values should match those defined in devicetree.cb */ diff --git a/src/mainboard/google/rambi/acpi/thermal.asl b/src/mainboard/google/rambi/acpi/thermal.asl new file mode 100644 index 0000000..00a8750 --- /dev/null +++ b/src/mainboard/google/rambi/acpi/thermal.asl @@ -0,0 +1,246 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Google 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 + */ + +// Thermal Zone + +Scope (_TZ) +{ + ThermalZone (THRM) + { + Name (_TC1, 0x02) + Name (_TC2, 0x05) + + // Thermal zone polling frequency: 0 seconds + Name (_TZP, 0) + + // Thermal sampling period for passive cooling: 2 seconds + Name (_TSP, 20) + + // Convert from Degrees C to 1/10 Kelvin for ACPI + Method (CTOK, 1) { + // 10th of Degrees C + Multiply (Arg0, 10, Local0) + + // Convert to Kelvin + Add (Local0, 2732, Local0) + + Return (Local0) + } + + // Threshold for OS to shutdown + Method (_CRT, 0, Serialized) + { + Return (CTOK (\TCRT)) + } + + // Threshold for passive cooling + Method (_PSV, 0, Serialized) + { + Return (CTOK (\TPSV)) + } + + // Processors used for passive cooling + Method (_PSL, 0, Serialized) + { + Return (\PPKG ()) + } + + Method (_TMP, 0, Serialized) + { + Return (CTOK (30)) + } + + Method (_AC0) { + If (LLessEqual (\FLVL, 0)) { + Return (CTOK (\F0OF)) + } Else { + Return (CTOK (\F0ON)) + } + } + + Method (_AC1) { + If (LLessEqual (\FLVL, 1)) { + Return (CTOK (\F1OF)) + } Else { + Return (CTOK (\F1ON)) + } + } + + Method (_AC2) { + If (LLessEqual (\FLVL, 2)) { + Return (CTOK (\F2OF)) + } Else { + Return (CTOK (\F2ON)) + } + } + + Method (_AC3) { + If (LLessEqual (\FLVL, 3)) { + Return (CTOK (\F3OF)) + } Else { + Return (CTOK (\F3ON)) + } + } + + Method (_AC4) { + If (LLessEqual (\FLVL, 4)) { + Return (CTOK (\F4OF)) + } Else { + Return (CTOK (\F4ON)) + } + } + + Name (_AL0, Package () { FAN0 }) + Name (_AL1, Package () { FAN1 }) + Name (_AL2, Package () { FAN2 }) + Name (_AL3, Package () { FAN3 }) + Name (_AL4, Package () { FAN4 }) + + PowerResource (FNP0, 0, 0) + { + Method (_STA) { + If (LLessEqual (\FLVL, 0)) { + Return (One) + } Else { + Return (Zero) + } + } + Method (_ON) { + Store (0, \FLVL) + Notify (_TZ.THRM, 0x81) + } + Method (_OFF) { + Store (1, \FLVL) + Notify (_TZ.THRM, 0x81) + } + } + + PowerResource (FNP1, 0, 0) + { + Method (_STA) { + If (LLessEqual (\FLVL, 1)) { + Return (One) + } Else { + Return (Zero) + } + } + Method (_ON) { + Store (1, \FLVL) + Notify (_TZ.THRM, 0x81) + } + Method (_OFF) { + Store (2, \FLVL) + Notify (_TZ.THRM, 0x81) + } + } + + PowerResource (FNP2, 0, 0) + { + Method (_STA) { + If (LLessEqual (\FLVL, 2)) { + Return (One) + } Else { + Return (Zero) + } + } + Method (_ON) { + Store (2, \FLVL) + Notify (_TZ.THRM, 0x81) + } + Method (_OFF) { + Store (3, \FLVL) + Notify (_TZ.THRM, 0x81) + } + } + + PowerResource (FNP3, 0, 0) + { + Method (_STA) { + If (LLessEqual (\FLVL, 3)) { + Return (One) + } Else { + Return (Zero) + } + } + Method (_ON) { + Store (3, \FLVL) + Notify (_TZ.THRM, 0x81) + } + Method (_OFF) { + Store (4, \FLVL) + Notify (_TZ.THRM, 0x81) + } + } + + PowerResource (FNP4, 0, 0) + { + Method (_STA) { + If (LLessEqual (\FLVL, 4)) { + Return (One) + } Else { + Return (Zero) + } + } + Method (_ON) { + Store (4, \FLVL) + Notify (_TZ.THRM, 0x81) + } + Method (_OFF) { + Store (4, \FLVL) + Notify (_TZ.THRM, 0x81) + } + } + + Device (FAN0) + { + Name (_HID, EISAID ("PNP0C0B")) + Name (_UID, 0) + Name (_PR0, Package () { FNP0 }) + } + + Device (FAN1) + { + Name (_HID, EISAID ("PNP0C0B")) + Name (_UID, 1) + Name (_PR0, Package () { FNP1 }) + } + + Device (FAN2) + { + Name (_HID, EISAID ("PNP0C0B")) + Name (_UID, 2) + Name (_PR0, Package () { FNP2 }) + } + + Device (FAN3) + { + Name (_HID, EISAID ("PNP0C0B")) + Name (_UID, 3) + Name (_PR0, Package () { FNP3 }) + } + + Device (FAN4) + { + Name (_HID, EISAID ("PNP0C0B")) + Name (_UID, 4) + Name (_PR0, Package () { FNP4 }) + } + } +} + diff --git a/src/mainboard/google/rambi/acpi/video.asl b/src/mainboard/google/rambi/acpi/video.asl new file mode 100644 index 0000000..3ececa9 --- /dev/null +++ b/src/mainboard/google/rambi/acpi/video.asl @@ -0,0 +1,43 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * + * 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 + */ + +// Brightness write +Method (BRTW, 1, Serialized) +{ + // TODO +} + +// Hot Key Display Switch +Method (HKDS, 1, Serialized) +{ + // TODO +} + +// Lid Switch Display Switch +Method (LSDS, 1, Serialized) +{ + // TODO +} + +// Brightness Notification +Method(BRTN,1,Serialized) +{ + // TODO (no displays defined yet) +} + diff --git a/src/mainboard/google/rambi/acpi_tables.c b/src/mainboard/google/rambi/acpi_tables.c new file mode 100644 index 0000000..3723021 --- /dev/null +++ b/src/mainboard/google/rambi/acpi_tables.c @@ -0,0 +1,287 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 Google 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 <types.h> +#include <string.h> +#include <cbmem.h> +#include <console/console.h> +#include <arch/acpi.h> +#include <arch/ioapic.h> +#include <arch/acpigen.h> +#include <arch/smp/mpspec.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <cpu/cpu.h> +#include <cpu/x86/msr.h> +#include <vendorcode/google/chromeos/gnvs.h> +#include <baytrail/acpi.h> +#include <baytrail/nvs.h> + +extern const unsigned char AmlCode[]; + +#include "thermal.h" + +static void acpi_update_thermal_table(global_nvs_t *gnvs) +{ + gnvs->f4of = FAN4_THRESHOLD_OFF; + gnvs->f4on = FAN4_THRESHOLD_ON; + gnvs->f4pw = FAN4_PWM; + + gnvs->f3of = FAN3_THRESHOLD_OFF; + gnvs->f3on = FAN3_THRESHOLD_ON; + gnvs->f3pw = FAN3_PWM; + + gnvs->f2of = FAN2_THRESHOLD_OFF; + gnvs->f2on = FAN2_THRESHOLD_ON; + gnvs->f2pw = FAN2_PWM; + + gnvs->f1of = FAN1_THRESHOLD_OFF; + gnvs->f1on = FAN1_THRESHOLD_ON; + gnvs->f1pw = FAN1_PWM; + + gnvs->f0of = FAN0_THRESHOLD_OFF; + gnvs->f0on = FAN0_THRESHOLD_ON; + gnvs->f0pw = FAN0_PWM; + + gnvs->tcrt = CRITICAL_TEMPERATURE; + gnvs->tpsv = PASSIVE_TEMPERATURE; + gnvs->tmax = MAX_TEMPERATURE; +} + +static void acpi_create_gnvs(global_nvs_t *gnvs) +{ + gnvs->apic = 1; + gnvs->mpen = 1; /* Enable Multi Processing */ + gnvs->pcnt = dev_count_cpu(); + + /* Enable USB ports in S3 */ + gnvs->s3u0 = 1; + gnvs->s3u1 = 1; + + /* Disable USB ports in S5 */ + gnvs->s5u0 = 0; + gnvs->s5u1 = 0; + + /* CBMEM TOC */ + gnvs->cmem = 0; + + /* TPM Present */ + gnvs->tpmp = 1; + + /* IGD Displays */ + gnvs->ndid = 3; + gnvs->did[0] = 0x80000100; + gnvs->did[1] = 0x80000240; + gnvs->did[2] = 0x80000410; + gnvs->did[3] = 0x80000410; + gnvs->did[4] = 0x00000005; + +#if CONFIG_CHROMEOS + // TODO(reinauer) this could move elsewhere? + chromeos_init_vboot(&(gnvs->chromeos)); + /* Emerald Lake has no EC (?) */ + gnvs->chromeos.vbt2 = ACTIVE_ECFW_RO; +#endif + + /* Update the mem console pointer. */ + gnvs->cbmc = (u32)cbmem_find(CBMEM_ID_CONSOLE); + + acpi_update_thermal_table(gnvs); +} + +unsigned long acpi_fill_madt(unsigned long current) +{ + /* Local APICs */ + current = acpi_create_madt_lapics(current); + + /* IOAPIC */ + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, + 2, IO_APIC_ADDR, 0); + + /* INT_SRC_OVR */ + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 0, 2, 0); + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_HIGH); + + return current; +} + +unsigned long acpi_fill_ssdt_generator(unsigned long current, + const char *oem_table_id) +{ + generate_cpu_entries(); + return (unsigned long) (acpigen_get_current()); +} + +unsigned long acpi_fill_slit(unsigned long current) +{ + // Not implemented + return current; +} + +unsigned long acpi_fill_srat(unsigned long current) +{ + /* No NUMA, no SRAT */ + return current; +} + +#define ALIGN_CURRENT current = (ALIGN(current, 16)) +unsigned long write_acpi_tables(unsigned long start) +{ + unsigned long current; + int i; + acpi_rsdp_t *rsdp; + acpi_rsdt_t *rsdt; + acpi_xsdt_t *xsdt; + acpi_hpet_t *hpet; + acpi_madt_t *madt; + acpi_mcfg_t *mcfg; + acpi_fadt_t *fadt; + acpi_facs_t *facs; + acpi_header_t *ssdt; + acpi_header_t *dsdt; + global_nvs_t *gnvs; + + current = start; + + /* Align ACPI tables to 16byte */ + ALIGN_CURRENT; + + printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start); + + /* We need at least an RSDP and an RSDT Table */ + rsdp = (acpi_rsdp_t *) current; + current += sizeof(acpi_rsdp_t); + ALIGN_CURRENT; + rsdt = (acpi_rsdt_t *) current; + current += sizeof(acpi_rsdt_t); + ALIGN_CURRENT; + xsdt = (acpi_xsdt_t *) current; + current += sizeof(acpi_xsdt_t); + ALIGN_CURRENT; + + /* clear all table memory */ + memset((void *) start, 0, current - start); + + acpi_write_rsdp(rsdp, rsdt, xsdt); + acpi_write_rsdt(rsdt); + acpi_write_xsdt(xsdt); + + printk(BIOS_DEBUG, "ACPI: * FACS\n"); + facs = (acpi_facs_t *) current; + current += sizeof(acpi_facs_t); + ALIGN_CURRENT; + acpi_create_facs(facs); + + printk(BIOS_DEBUG, "ACPI: * DSDT\n"); + dsdt = (acpi_header_t *) current; + memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); + current += dsdt->length; + memcpy(dsdt, &AmlCode, dsdt->length); + + ALIGN_CURRENT; + + printk(BIOS_DEBUG, "ACPI: * FADT\n"); + fadt = (acpi_fadt_t *) current; + current += sizeof(acpi_fadt_t); + ALIGN_CURRENT; + + acpi_create_fadt(fadt, facs, dsdt); + acpi_add_table(rsdp, fadt); + + /* + * We explicitly add these tables later on: + */ + printk(BIOS_DEBUG, "ACPI: * HPET\n"); + + hpet = (acpi_hpet_t *) current; + current += sizeof(acpi_hpet_t); + ALIGN_CURRENT; + acpi_create_intel_hpet(hpet); + acpi_add_table(rsdp, hpet); + + /* If we want to use HPET Timers Linux wants an MADT */ + printk(BIOS_DEBUG, "ACPI: * MADT\n"); + + madt = (acpi_madt_t *) current; + acpi_create_madt(madt); + current += madt->header.length; + ALIGN_CURRENT; + acpi_add_table(rsdp, madt); + + printk(BIOS_DEBUG, "ACPI: * MCFG\n"); + mcfg = (acpi_mcfg_t *) current; + acpi_create_mcfg(mcfg); + current += mcfg->header.length; + ALIGN_CURRENT; + acpi_add_table(rsdp, mcfg); + + /* Update GNVS pointer into CBMEM */ + gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); + if (!gnvs) { + printk(BIOS_DEBUG, "ACPI: Could not find CBMEM GNVS\n"); + gnvs = (global_nvs_t *)current; + } + + for (i=0; i < dsdt->length; i++) { + if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) { + printk(BIOS_DEBUG, "ACPI: Patching up global NVS in " + "DSDT at offset 0x%04x -> %p\n", i, gnvs); + *(u32*)(((u32)dsdt) + i) = (unsigned long)gnvs; + acpi_save_gnvs((unsigned long)gnvs); + break; + } + } + + /* And fill it */ + acpi_create_gnvs(gnvs); + + /* And tell SMI about it */ + smm_setup_structures(gnvs, NULL, NULL); + + current += sizeof(global_nvs_t); + ALIGN_CURRENT; + + /* We patched up the DSDT, so we need to recalculate the checksum */ + dsdt->checksum = 0; + dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length); + + printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt, + dsdt->length); + + printk(BIOS_DEBUG, "ACPI: * SSDT\n"); + ssdt = (acpi_header_t *)current; + acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); + current += ssdt->length; + acpi_add_table(rsdp, ssdt); + ALIGN_CURRENT; + + printk(BIOS_DEBUG, "ACPI: * SSDT2\n"); + ssdt = (acpi_header_t *)current; + acpi_create_serialio_ssdt(ssdt); + current += ssdt->length; + acpi_add_table(rsdp, ssdt); + ALIGN_CURRENT; + + printk(BIOS_DEBUG, "current = %lx\n", current); + printk(BIOS_INFO, "ACPI: done.\n"); + return current; +} diff --git a/src/mainboard/google/rambi/chromeos.c b/src/mainboard/google/rambi/chromeos.c new file mode 100644 index 0000000..2681b3a --- /dev/null +++ b/src/mainboard/google/rambi/chromeos.c @@ -0,0 +1,79 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Google 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 <string.h> +#include <vendorcode/google/chromeos/chromeos.h> +#include <arch/io.h> +#include <device/device.h> +#include <device/pci.h> + +/* Compile-time settings for developer and recovery mode. */ +#define DEV_MODE_SETTING 1 +#define REC_MODE_SETTING 0 + +#ifndef __PRE_RAM__ +#include <boot/coreboot_tables.h> + +#define GPIO_COUNT 6 +#define ACTIVE_LOW 0 +#define ACTIVE_HIGH 1 + +static void fill_lb_gpio(struct lb_gpio *gpio, int polarity, + const char *name, int force) +{ + memset(gpio, 0, sizeof(*gpio)); + gpio->port = -1; + gpio->polarity = polarity; + if (force >= 0) + gpio->value = force; + strncpy((char *)gpio->name, name, GPIO_MAX_NAME_LENGTH); +} + +void fill_lb_gpios(struct lb_gpios *gpios) +{ + struct lb_gpio *gpio; + + gpios->size = sizeof(*gpios) + (GPIO_COUNT * sizeof(struct lb_gpio)); + gpios->count = GPIO_COUNT; + + gpio = gpios->gpios; + fill_lb_gpio(gpio++, ACTIVE_HIGH, "write protect", 0); + fill_lb_gpio(gpio++, ACTIVE_HIGH, "recovery", REC_MODE_SETTING); + fill_lb_gpio(gpio++, ACTIVE_HIGH, "developer", DEV_MODE_SETTING); + fill_lb_gpio(gpio++, ACTIVE_HIGH, "lid", 1); // force open + fill_lb_gpio(gpio++, ACTIVE_HIGH, "power", 0); + fill_lb_gpio(gpio++, ACTIVE_HIGH, "oprom", oprom_is_loaded); +} +#endif + +int get_developer_mode_switch(void) +{ + return DEV_MODE_SETTING; +} + +int get_recovery_mode_switch(void) +{ + return REC_MODE_SETTING; +} + +int get_write_protect_state(void) +{ + return 0; +} + diff --git a/src/mainboard/google/rambi/cmos.layout b/src/mainboard/google/rambi/cmos.layout new file mode 100644 index 0000000..afdd3c6 --- /dev/null +++ b/src/mainboard/google/rambi/cmos.layout @@ -0,0 +1,139 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2007-2008 coresystems GmbH +## +## 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 +## + +# ----------------------------------------------------------------- +entries + +#start-bit length config config-ID name +#0 8 r 0 seconds +#8 8 r 0 alarm_seconds +#16 8 r 0 minutes +#24 8 r 0 alarm_minutes +#32 8 r 0 hours +#40 8 r 0 alarm_hours +#48 8 r 0 day_of_week +#56 8 r 0 day_of_month +#64 8 r 0 month +#72 8 r 0 year +# ----------------------------------------------------------------- +# Status Register A +#80 4 r 0 rate_select +#84 3 r 0 REF_Clock +#87 1 r 0 UIP +# ----------------------------------------------------------------- +# Status Register B +#88 1 r 0 auto_switch_DST +#89 1 r 0 24_hour_mode +#90 1 r 0 binary_values_enable +#91 1 r 0 square-wave_out_enable +#92 1 r 0 update_finished_enable +#93 1 r 0 alarm_interrupt_enable +#94 1 r 0 periodic_interrupt_enable +#95 1 r 0 disable_clock_updates +# ----------------------------------------------------------------- +# Status Register C +#96 4 r 0 status_c_rsvd +#100 1 r 0 uf_flag +#101 1 r 0 af_flag +#102 1 r 0 pf_flag +#103 1 r 0 irqf_flag +# ----------------------------------------------------------------- +# Status Register D +#104 7 r 0 status_d_rsvd +#111 1 r 0 valid_cmos_ram +# ----------------------------------------------------------------- +# Diagnostic Status Register +#112 8 r 0 diag_rsvd1 + +# ----------------------------------------------------------------- +0 120 r 0 reserved_memory +#120 264 r 0 unused + +# ----------------------------------------------------------------- +# RTC_BOOT_BYTE (coreboot hardcoded) +384 1 e 4 boot_option +385 1 e 4 last_boot +388 4 r 0 reboot_bits +#390 2 r 0 unused? + +# ----------------------------------------------------------------- +# coreboot config options: console +392 3 e 5 baud_rate +395 4 e 6 debug_level +#399 1 r 0 unused + +# coreboot config options: cpu +400 1 e 2 hyper_threading +#401 7 r 0 unused + +# coreboot config options: southbridge +408 1 e 1 nmi +409 2 e 7 power_on_after_fail +#411 5 r 0 unused + +# coreboot config options: bootloader +#Used by ChromeOS: +416 128 r 0 vbnv +#544 440 r 0 unused + +# SandyBridge MRC Scrambler Seed values +896 32 r 0 mrc_scrambler_seed +928 32 r 0 mrc_scrambler_seed_s3 + +# coreboot config options: check sums +984 16 h 0 check_sum +#1000 24 r 0 amd_reserved + +# ----------------------------------------------------------------- + +enumerations + +#ID value text +1 0 Disable +1 1 Enable +2 0 Enable +2 1 Disable +4 0 Fallback +4 1 Normal +5 0 115200 +5 1 57600 +5 2 38400 +5 3 19200 +5 4 9600 +5 5 4800 +5 6 2400 +5 7 1200 +6 1 Emergency +6 2 Alert +6 3 Critical +6 4 Error +6 5 Warning +6 6 Notice +6 7 Info +6 8 Debug +6 9 Spew +7 0 Disable +7 1 Enable +7 2 Keep +# ----------------------------------------------------------------- +checksums + +checksum 392 415 984 + + diff --git a/src/mainboard/google/rambi/devicetree.cb b/src/mainboard/google/rambi/devicetree.cb new file mode 100644 index 0000000..376aab6 --- /dev/null +++ b/src/mainboard/google/rambi/devicetree.cb @@ -0,0 +1,8 @@ +chip soc/intel/baytrail + device cpu_cluster 0 on end + device domain 0 on + device pci 00.0 on end # SoC router + device pci 02.0 on end # GFX + device pci 1f.0 on end # LPC Bridge + end +end diff --git a/src/mainboard/google/rambi/dsdt.asl b/src/mainboard/google/rambi/dsdt.asl new file mode 100644 index 0000000..172aaf4 --- /dev/null +++ b/src/mainboard/google/rambi/dsdt.asl @@ -0,0 +1,55 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2011 Google 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 + */ + +#define ENABLE_TPM + +DefinitionBlock( + "dsdt.aml", + "DSDT", + 0x02, // DSDT revision: ACPI v2.0 + "COREv4", // OEM id + "COREBOOT", // OEM table id + 0x20110725 // OEM revision +) +{ + // Some generic macros + #include "acpi/platform.asl" + + // global NVS and variables + #include <soc/intel/baytrail/acpi/globalnvs.asl> + + //#include "acpi/thermal.asl" + + //#include <soc/intel/baytrail/acpi/cpu.asl> + + Scope (_SB) { + Device (PCI0) + { + //#include <soc/intel/baytrail/acpi/northcluster.asl> + #include <soc/intel/baytrail/acpi/southcluster.asl> + } + } + + #include "acpi/chromeos.asl" + #include <vendorcode/google/chromeos/acpi/chromeos.asl> + + /* Chipset specific sleep states */ + #include <soc/intel/baytrail/acpi/sleepstates.asl> +} diff --git a/src/mainboard/google/rambi/fadt.c b/src/mainboard/google/rambi/fadt.c new file mode 100644 index 0000000..9c8bd60 --- /dev/null +++ b/src/mainboard/google/rambi/fadt.c @@ -0,0 +1,156 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * + * 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 <string.h> +#include <device/pci.h> +#include <arch/acpi.h> +#include <cpu/x86/smm.h> + +void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt) +{ + acpi_header_t *header = &(fadt->header); + /* FIXME: hard coded address. */ + u16 pmbase = 0x400; + + memset((void *) fadt, 0, sizeof(acpi_fadt_t)); + memcpy(header->signature, "FACP", 4); + header->length = sizeof(acpi_fadt_t); + header->revision = 3; + memcpy(header->oem_id, OEM_ID, 6); + memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8); + memcpy(header->asl_compiler_id, ASLC, 4); + header->asl_compiler_revision = 1; + + fadt->firmware_ctrl = (unsigned long) facs; + fadt->dsdt = (unsigned long) dsdt; + fadt->model = 1; + fadt->preferred_pm_profile = PM_MOBILE; + + fadt->sci_int = 0x9; + fadt->smi_cmd = APM_CNT; + fadt->acpi_enable = APM_CNT_ACPI_ENABLE; + fadt->acpi_disable = APM_CNT_ACPI_DISABLE; + fadt->s4bios_req = 0x0; + fadt->pstate_cnt = 0; + + fadt->pm1a_evt_blk = pmbase; + fadt->pm1b_evt_blk = 0x0; + fadt->pm1a_cnt_blk = pmbase + 0x4; + fadt->pm1b_cnt_blk = 0x0; + fadt->pm2_cnt_blk = pmbase + 0x50; + fadt->pm_tmr_blk = pmbase + 0x8; + fadt->gpe0_blk = pmbase + 0x80; + fadt->gpe1_blk = 0; + + fadt->pm1_evt_len = 4; + fadt->pm1_cnt_len = 2; + fadt->pm2_cnt_len = 1; + fadt->pm_tmr_len = 4; + fadt->gpe0_blk_len = 32; + fadt->gpe1_blk_len = 0; + fadt->gpe1_base = 0; + fadt->cst_cnt = 0; + fadt->p_lvl2_lat = 1; + fadt->p_lvl3_lat = 87; + fadt->flush_size = 1024; + fadt->flush_stride = 16; + fadt->duty_offset = 1; + fadt->duty_width = 0; + fadt->day_alrm = 0xd; + fadt->mon_alrm = 0x00; + fadt->century = 0x00; + fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042; + + fadt->flags = ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED | + ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON | + ACPI_FADT_RESET_REGISTER | ACPI_FADT_SEALED_CASE | + ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK; + + fadt->reset_reg.space_id = 1; + fadt->reset_reg.bit_width = 8; + fadt->reset_reg.bit_offset = 0; + fadt->reset_reg.resv = 0; + fadt->reset_reg.addrl = 0xcf9; + fadt->reset_reg.addrh = 0; + + fadt->reset_value = 6; + fadt->x_firmware_ctl_l = (unsigned long)facs; + fadt->x_firmware_ctl_h = 0; + fadt->x_dsdt_l = (unsigned long)dsdt; + fadt->x_dsdt_h = 0; + + fadt->x_pm1a_evt_blk.space_id = 1; + fadt->x_pm1a_evt_blk.bit_width = 32; + fadt->x_pm1a_evt_blk.bit_offset = 0; + fadt->x_pm1a_evt_blk.resv = 0; + fadt->x_pm1a_evt_blk.addrl = pmbase; + fadt->x_pm1a_evt_blk.addrh = 0x0; + + fadt->x_pm1b_evt_blk.space_id = 1; + fadt->x_pm1b_evt_blk.bit_width = 0; + fadt->x_pm1b_evt_blk.bit_offset = 0; + fadt->x_pm1b_evt_blk.resv = 0; + fadt->x_pm1b_evt_blk.addrl = 0x0; + fadt->x_pm1b_evt_blk.addrh = 0x0; + + fadt->x_pm1a_cnt_blk.space_id = 1; + fadt->x_pm1a_cnt_blk.bit_width = 16; + fadt->x_pm1a_cnt_blk.bit_offset = 0; + fadt->x_pm1a_cnt_blk.resv = 0; + fadt->x_pm1a_cnt_blk.addrl = pmbase + 0x4; + fadt->x_pm1a_cnt_blk.addrh = 0x0; + + fadt->x_pm1b_cnt_blk.space_id = 1; + fadt->x_pm1b_cnt_blk.bit_width = 0; + fadt->x_pm1b_cnt_blk.bit_offset = 0; + fadt->x_pm1b_cnt_blk.resv = 0; + fadt->x_pm1b_cnt_blk.addrl = 0x0; + fadt->x_pm1b_cnt_blk.addrh = 0x0; + + fadt->x_pm2_cnt_blk.space_id = 1; + fadt->x_pm2_cnt_blk.bit_width = 8; + fadt->x_pm2_cnt_blk.bit_offset = 0; + fadt->x_pm2_cnt_blk.resv = 0; + fadt->x_pm2_cnt_blk.addrl = pmbase + 0x50; + fadt->x_pm2_cnt_blk.addrh = 0x0; + + fadt->x_pm_tmr_blk.space_id = 1; + fadt->x_pm_tmr_blk.bit_width = 32; + fadt->x_pm_tmr_blk.bit_offset = 0; + fadt->x_pm_tmr_blk.resv = 0; + fadt->x_pm_tmr_blk.addrl = pmbase + 0x8; + fadt->x_pm_tmr_blk.addrh = 0x0; + + fadt->x_gpe0_blk.space_id = 0; + fadt->x_gpe0_blk.bit_width = 0; + fadt->x_gpe0_blk.bit_offset = 0; + fadt->x_gpe0_blk.resv = 0; + fadt->x_gpe0_blk.addrl = 0; + fadt->x_gpe0_blk.addrh = 0x0; + + fadt->x_gpe1_blk.space_id = 1; + fadt->x_gpe1_blk.bit_width = 0; + fadt->x_gpe1_blk.bit_offset = 0; + fadt->x_gpe1_blk.resv = 0; + fadt->x_gpe1_blk.addrl = 0x0; + fadt->x_gpe1_blk.addrh = 0x0; + + header->checksum = + acpi_checksum((void *) fadt, header->length); +} diff --git a/src/mainboard/google/rambi/gpio.c b/src/mainboard/google/rambi/gpio.c new file mode 100644 index 0000000..8393e33 --- /dev/null +++ b/src/mainboard/google/rambi/gpio.c @@ -0,0 +1,188 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Google 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 <stdlib.h> +#include <baytrail/gpio.h> + +/* SCORE GPIOs */ +static const struct soc_gpio_map gpscore_gpio_map[] = { + GPIO_DEFAULT, /* GPIO 0 */ + GPIO_DEFAULT, /* GPIO 1 */ + GPIO_DEFAULT, /* GPIO 2 */ + GPIO_DEFAULT, /* GPIO 3 */ + GPIO_DEFAULT, /* GPIO 4 */ + GPIO_DEFAULT, /* GPIO 5 */ + GPIO_DEFAULT, /* GPIO 6 */ + GPIO_DEFAULT, /* GPIO 7 */ + GPIO_DEFAULT, /* GPIO 8 */ + GPIO_DEFAULT, /* GPIO 9 */ + GPIO_DEFAULT, /* GPIO 10 */ + GPIO_DEFAULT, /* GPIO 11 */ + GPIO_DEFAULT, /* GPIO 12 */ + GPIO_DEFAULT, /* GPIO 13 */ + GPIO_DEFAULT, /* GPIO 14 */ + GPIO_DEFAULT, /* GPIO 15 */ + GPIO_DEFAULT, /* GPIO 16 */ + GPIO_DEFAULT, /* GPIO 17 */ + GPIO_DEFAULT, /* GPIO 18 */ + GPIO_DEFAULT, /* GPIO 19 */ + GPIO_DEFAULT, /* GPIO 20 */ + GPIO_DEFAULT, /* GPIO 21 */ + GPIO_DEFAULT, /* GPIO 22 */ + GPIO_DEFAULT, /* GPIO 23 */ + GPIO_DEFAULT, /* GPIO 24 */ + GPIO_DEFAULT, /* GPIO 25 */ + GPIO_DEFAULT, /* GPIO 26 */ + GPIO_DEFAULT, /* GPIO 27 */ + GPIO_DEFAULT, /* GPIO 28 */ + GPIO_DEFAULT, /* GPIO 29 */ + GPIO_DEFAULT, /* GPIO 30 */ + GPIO_DEFAULT, /* GPIO 31 */ + GPIO_DEFAULT, /* GPIO 32 */ + GPIO_DEFAULT, /* GPIO 33 */ + GPIO_DEFAULT, /* GPIO 34 */ + GPIO_DEFAULT, /* GPIO 35 */ + GPIO_DEFAULT, /* GPIO 36 */ + GPIO_DEFAULT, /* GPIO 37 */ + GPIO_DEFAULT, /* GPIO 38 */ + GPIO_DEFAULT, /* GPIO 39 */ + GPIO_DEFAULT, /* GPIO 40 */ + GPIO_DEFAULT, /* GPIO 41 */ + GPIO_DEFAULT, /* GPIO 42 */ + GPIO_DEFAULT, /* GPIO 43 */ + GPIO_DEFAULT, /* GPIO 44 */ + GPIO_DEFAULT, /* GPIO 45 */ + GPIO_DEFAULT, /* GPIO 46 */ + GPIO_DEFAULT, /* GPIO 47 */ + GPIO_DEFAULT, /* GPIO 48 */ + GPIO_DEFAULT, /* GPIO 49 */ + GPIO_DEFAULT, /* GPIO 50 */ + GPIO_FUNC1, /* GPIO 51 - SMBus DATA */ + GPIO_FUNC1, /* GPIO 52 - SMBus CLK */ + GPIO_DEFAULT, /* GPIO 53 */ + GPIO_DEFAULT, /* GPIO 54 */ + GPIO_DEFAULT, /* GPIO 55 */ + GPIO_DEFAULT, /* GPIO 56 */ + GPIO_FUNC1, /* GPIO 57 - COM1 TXD */ + GPIO_DEFAULT, /* GPIO 58 */ + GPIO_DEFAULT, /* GPIO 59 */ + GPIO_DEFAULT, /* GPIO 60 */ + GPIO_FUNC1, /* GPIO 61 - COM1 RXD */ + GPIO_DEFAULT, /* GPIO 62 */ + GPIO_DEFAULT, /* GPIO 63 */ + GPIO_DEFAULT, /* GPIO 64 */ + GPIO_DEFAULT, /* GPIO 65 */ + GPIO_DEFAULT, /* GPIO 66 */ + GPIO_DEFAULT, /* GPIO 67 */ + GPIO_DEFAULT, /* GPIO 68 */ + GPIO_DEFAULT, /* GPIO 69 */ + GPIO_DEFAULT, /* GPIO 70 */ + GPIO_DEFAULT, /* GPIO 71 */ + GPIO_DEFAULT, /* GPIO 72 */ + GPIO_DEFAULT, /* GPIO 73 */ + GPIO_DEFAULT, /* GPIO 74 */ + GPIO_DEFAULT, /* GPIO 75 */ + GPIO_DEFAULT, /* GPIO 76 */ + GPIO_DEFAULT, /* GPIO 77 */ + GPIO_DEFAULT, /* GPIO 78 */ + GPIO_DEFAULT, /* GPIO 79 */ + GPIO_DEFAULT, /* GPIO 80 */ + GPIO_DEFAULT, /* GPIO 81 */ + GPIO_DEFAULT, /* GPIO 82 */ + GPIO_DEFAULT, /* GPIO 83 */ + GPIO_DEFAULT, /* GPIO 84 */ + GPIO_DEFAULT, /* GPIO 85 */ + GPIO_DEFAULT, /* GPIO 86 */ + GPIO_DEFAULT, /* GPIO 87 */ + GPIO_DEFAULT, /* GPIO 88 */ + GPIO_DEFAULT, /* GPIO 89 */ + GPIO_DEFAULT, /* GPIO 90 */ + GPIO_DEFAULT, /* GPIO 91 */ + GPIO_DEFAULT, /* GPIO 92 */ + GPIO_DEFAULT, /* GPIO 93 */ + GPIO_DEFAULT, /* GPIO 94 */ + GPIO_DEFAULT, /* GPIO 95 */ + GPIO_DEFAULT, /* GPIO 96 */ + GPIO_DEFAULT, /* GPIO 97 */ + GPIO_DEFAULT, /* GPIO 98 */ + GPIO_DEFAULT, /* GPIO 99 */ + GPIO_DEFAULT, /* GPIO 100 */ + GPIO_DEFAULT, /* GPIO 101 */ + GPIO_END +}; + +/* SSUS GPIOs */ +static const struct soc_gpio_map gpssus_gpio_map[] = { + GPIO_DEFAULT, /* GPIO 0 */ + GPIO_DEFAULT, /* GPIO 1 */ + GPIO_DEFAULT, /* GPIO 2 */ + GPIO_DEFAULT, /* GPIO 3 */ + GPIO_DEFAULT, /* GPIO 4 */ + GPIO_DEFAULT, /* GPIO 5 */ + GPIO_DEFAULT, /* GPIO 6 */ + GPIO_DEFAULT, /* GPIO 7 */ + GPIO_DEFAULT, /* GPIO 8 */ + GPIO_DEFAULT, /* GPIO 9 */ + GPIO_DEFAULT, /* GPIO 10 */ + GPIO_DEFAULT, /* GPIO 11 */ + GPIO_DEFAULT, /* GPIO 12 */ + GPIO_DEFAULT, /* GPIO 13 */ + GPIO_DEFAULT, /* GPIO 14 */ + GPIO_DEFAULT, /* GPIO 15 */ + GPIO_DEFAULT, /* GPIO 16 */ + GPIO_DEFAULT, /* GPIO 17 */ + GPIO_DEFAULT, /* GPIO 18 */ + GPIO_DEFAULT, /* GPIO 19 */ + GPIO_DEFAULT, /* GPIO 20 */ + GPIO_DEFAULT, /* GPIO 21 */ + GPIO_DEFAULT, /* GPIO 22 */ + GPIO_DEFAULT, /* GPIO 23 */ + GPIO_DEFAULT, /* GPIO 24 */ + GPIO_DEFAULT, /* GPIO 25 */ + GPIO_DEFAULT, /* GPIO 26 */ + GPIO_DEFAULT, /* GPIO 27 */ + GPIO_DEFAULT, /* GPIO 28 */ + GPIO_DEFAULT, /* GPIO 29 */ + GPIO_DEFAULT, /* GPIO 30 */ + GPIO_DEFAULT, /* GPIO 31 */ + GPIO_DEFAULT, /* GPIO 32 */ + GPIO_DEFAULT, /* GPIO 33 */ + GPIO_DEFAULT, /* GPIO 34 */ + GPIO_DEFAULT, /* GPIO 35 */ + GPIO_DEFAULT, /* GPIO 36 */ + GPIO_DEFAULT, /* GPIO 37 */ + GPIO_DEFAULT, /* GPIO 38 */ + GPIO_DEFAULT, /* GPIO 39 */ + GPIO_DEFAULT, /* GPIO 40 */ + GPIO_DEFAULT, /* GPIO 41 */ + GPIO_DEFAULT, /* GPIO 42 */ + GPIO_DEFAULT, /* GPIO 43 */ + GPIO_END +}; + +static struct soc_gpio_config gpio_config = { + .ncore = NULL, + .score = gpscore_gpio_map, + .ssus = gpssus_gpio_map +}; + +struct soc_gpio_config* mainboard_get_gpios(void) +{ + return &gpio_config; +} diff --git a/src/mainboard/google/rambi/mainboard.c b/src/mainboard/google/rambi/mainboard.c new file mode 100644 index 0000000..8b1d2ad --- /dev/null +++ b/src/mainboard/google/rambi/mainboard.c @@ -0,0 +1,145 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2011 Google 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 <types.h> +#include <string.h> +#include <device/device.h> +#include <device/device.h> +#include <device/pci_def.h> +#include <device/pci_ops.h> +#include <console/console.h> +#if CONFIG_VGA_ROM_RUN +#include <x86emu/x86emu.h> +#endif +#include <pc80/mc146818rtc.h> +#include <arch/acpi.h> +#include <arch/io.h> +#include <arch/interrupt.h> +#include <boot/coreboot_tables.h> + +void mainboard_suspend_resume(void) +{ + /* Call SMM finalize() handlers before resume */ + outb(0xcb, 0xb2); +} + +#if CONFIG_VGA_ROM_RUN +static int int15_handler(void) +{ + int res = 1; + + printk(BIOS_DEBUG, "%s: AX=%04x BX=%04x CX=%04x DX=%04x\n", + __func__, X86_AX, X86_BX, X86_CX, X86_DX); + + switch (X86_AX) { + case 0x5f34: + /* + * Set Panel Fitting Hook: + * bit 2 = Graphics Stretching + * bit 1 = Text Stretching + * bit 0 = Centering (do not set with bit1 or bit2) + * 0 = video bios default + */ + X86_AX = 0x005f; + X86_CX = 0x0001; + res = 1; + break; + case 0x5f35: + /* + * Boot Display Device Hook: + * bit 0 = CRT + * bit 1 = TV (eDP) * + * bit 2 = EFP * + * bit 3 = LFP + * bit 4 = CRT2 + * bit 5 = TV2 (eDP) * + * bit 6 = EFP2 * + * bit 7 = LFP2 + */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + case 0x5f51: + /* + * Hook to select active LFP configuration: + * 00h = No LVDS, VBIOS does not enable LVDS + * 01h = Int-LVDS, LFP driven by integrated LVDS decoder + * 02h = SVDO-LVDS, LFP driven by SVDO decoder + * 03h = eDP, LFP Driven by Int-DisplayPort encoder + */ + X86_AX = 0x005f; + X86_CX = 0x0003; + res = 1; + break; + case 0x5f70: + switch ((X86_CX >> 8) & 0xff) { + case 0: + /* Get Mux */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + case 1: + /* Set Mux */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + case 2: + /* Get SG/Non-SG mode */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + default: + /* Interrupt was not handled */ + printk(BIOS_DEBUG, + "Unknown INT15 5f70 function: 0x%02x\n", + ((X86_CX >> 8) & 0xff)); + break; + } + break; + + default: + printk(BIOS_DEBUG, "Unknown INT15 function %04x!\n", X86_AX); + break; + } + return res; +} +#endif + +// mainboard_enable is executed as first thing after +// enumerate_buses(). + +static void mainboard_enable(device_t dev) +{ + dev->ops->init = mainboard_init; + dev->ops->get_smbios_data = mainboard_smbios_data; +#if CONFIG_VGA_ROM_RUN + /* Install custom int15 handler for VGA OPROM */ + mainboard_interrupt_handlers(0x15, &int15_handler); +#endif +} + +struct chip_operations mainboard_ops = { + .enable_dev = mainboard_enable, +}; + diff --git a/src/mainboard/google/rambi/mainboard_smi.c b/src/mainboard/google/rambi/mainboard_smi.c new file mode 100644 index 0000000..0571baf --- /dev/null +++ b/src/mainboard/google/rambi/mainboard_smi.c @@ -0,0 +1,63 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008-2009 coresystems GmbH + * + * 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 <arch/io.h> +#include <console/console.h> +#include <cpu/x86/smm.h> +#include <baytrail/nvs.h> + +int mainboard_io_trap_handler(int smif) +{ + switch (smif) { + case 0x99: + printk(BIOS_DEBUG, "Sample\n"); + smm_get_gnvs()->smif = 0; + break; + default: + return 0; + } + + /* On success, the IO Trap Handler returns 0 + * On failure, the IO Trap Handler returns a value != 0 + * + * For now, we force the return value to 0 and log all traps to + * see what's going on. + */ + //gnvs->smif = 0; + return 1; +} + +#define APMC_FINALIZE 0xcb + +static int mainboard_finalized = 0; + +int mainboard_smi_apmc(u8 apmc) +{ + switch (apmc) { + case APMC_FINALIZE: + if (mainboard_finalized) { + printk(BIOS_DEBUG, "SMI#: Already finalized\n"); + return 0; + } + + mainboard_finalized = 1; + break; + } + return 0; +} diff --git a/src/mainboard/google/rambi/romstage.c b/src/mainboard/google/rambi/romstage.c new file mode 100644 index 0000000..f845173 --- /dev/null +++ b/src/mainboard/google/rambi/romstage.c @@ -0,0 +1,37 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Google 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 <stdint.h> +#include <string.h> +#include <console/console.h> +#include <baytrail/mrc_wrapper.h> +#include <baytrail/romstage.h> + +void mainboard_romstage_entry(struct romstage_params *rp) +{ + struct mrc_params mp = { + .mainboard = { + .dram_type = DRAM_DDR3L, + .dram_info_location = DRAM_INFO_SPD_SMBUS, + .spd_addrs = { 0xa0, 0xa2 }, + }, + }; + rp->mrc_params = ∓ + romstage_common(rp); +} diff --git a/src/mainboard/google/rambi/thermal.h b/src/mainboard/google/rambi/thermal.h new file mode 100644 index 0000000..f771014 --- /dev/null +++ b/src/mainboard/google/rambi/thermal.h @@ -0,0 +1,57 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Google 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 + */ + +#ifndef BAYLEYBAY_THERMAL_H +#define BAYLEYBAY_THERMAL_H + +/* Fan is OFF */ +#define FAN4_THRESHOLD_OFF 0 +#define FAN4_THRESHOLD_ON 0 +#define FAN4_PWM 0x00 + +/* Fan is at LOW speed */ +#define FAN3_THRESHOLD_OFF 48 +#define FAN3_THRESHOLD_ON 55 +#define FAN3_PWM 0x40 + +/* Fan is at MEDIUM speed */ +#define FAN2_THRESHOLD_OFF 52 +#define FAN2_THRESHOLD_ON 64 +#define FAN2_PWM 0x80 + +/* Fan is at HIGH speed */ +#define FAN1_THRESHOLD_OFF 60 +#define FAN1_THRESHOLD_ON 68 +#define FAN1_PWM 0xb0 + +/* Fan is at FULL speed */ +#define FAN0_THRESHOLD_OFF 66 +#define FAN0_THRESHOLD_ON 78 +#define FAN0_PWM 0xff + +/* Temperature which OS will shutdown at */ +#define CRITICAL_TEMPERATURE 100 + +/* Temperature which OS will throttle CPU */ +#define PASSIVE_TEMPERATURE 90 + +/* Tj_max value for calculating PECI CPU temperature */ +#define MAX_TEMPERATURE 100 + +#endif diff --git a/src/soc/intel/baytrail/romstage/Makefile.inc b/src/soc/intel/baytrail/romstage/Makefile.inc index 2ec975b..0f41fda 100644 --- a/src/soc/intel/baytrail/romstage/Makefile.inc +++ b/src/soc/intel/baytrail/romstage/Makefile.inc @@ -3,4 +3,4 @@ romstage-y += romstage.c romstage-y += raminit.c romstage-y += gfx.c romstage-y += pmc.c -romstage-$(CONFIG_ENABLE_BUILTIN_COM1) += com1.c +romstage-$(CONFIG_ENABLE_BUILTIN_COM1) += uart.c diff --git a/src/soc/intel/baytrail/romstage/com1.c b/src/soc/intel/baytrail/romstage/com1.c deleted file mode 100644 index dee3be9..0000000 --- a/src/soc/intel/baytrail/romstage/com1.c +++ /dev/null @@ -1,39 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2013 Google 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 <arch/io.h> -#include <baytrail/gpio.h> -#include <baytrail/iomap.h> -#include <baytrail/lpc.h> -#include <baytrail/pci_devs.h> -#include <baytrail/romstage.h> - -void byt_config_com1_and_enable(void) -{ - uint32_t reg; - - /* Enable the UART hardware for COM1. */ - reg = 1; - pci_write_config32(PCI_DEV(0, LPC_DEV, 0), UART_CONT, reg); - - /* Set up the pads to select the UART function. RXD and TXD are - * 0x520 and 0x530, respectively. */ - write32(IO_BASE_ADDRESS + 0x520, read32(IO_BASE_ADDRESS + 0x520) | 1); - write32(IO_BASE_ADDRESS + 0x530, read32(IO_BASE_ADDRESS + 0x530) | 1); -} diff --git a/src/soc/intel/baytrail/romstage/uart.c b/src/soc/intel/baytrail/romstage/uart.c new file mode 100644 index 0000000..dee3be9 --- /dev/null +++ b/src/soc/intel/baytrail/romstage/uart.c @@ -0,0 +1,39 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Google 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 <arch/io.h> +#include <baytrail/gpio.h> +#include <baytrail/iomap.h> +#include <baytrail/lpc.h> +#include <baytrail/pci_devs.h> +#include <baytrail/romstage.h> + +void byt_config_com1_and_enable(void) +{ + uint32_t reg; + + /* Enable the UART hardware for COM1. */ + reg = 1; + pci_write_config32(PCI_DEV(0, LPC_DEV, 0), UART_CONT, reg); + + /* Set up the pads to select the UART function. RXD and TXD are + * 0x520 and 0x530, respectively. */ + write32(IO_BASE_ADDRESS + 0x520, read32(IO_BASE_ADDRESS + 0x520) | 1); + write32(IO_BASE_ADDRESS + 0x530, read32(IO_BASE_ADDRESS + 0x530) | 1); +}