From a404133547c98094a326f60b83e1576ba94b8c06 Mon Sep 17 00:00:00 2001 From: Mariusz Szafranski Date: Wed, 2 Aug 2017 17:28:17 +0200 Subject: soc/intel/denverton_ns: Add support for Intel Atom C3000 SoC This change adds support for Intel Atom C3000 SoC ("Denverton" and "Denverton-NS"). Code is partially based on Apollo Lake/Skylake code. Change-Id: I53d69aede3b92f1fe06b74a96cc40187fb9825f1 Signed-off-by: Mariusz Szafranski Reviewed-on: https://review.coreboot.org/20861 Tested-by: build bot (Jenkins) Reviewed-by: FEI WANG --- src/soc/intel/denverton_ns/acpi/globalnvs.asl | 103 ++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 src/soc/intel/denverton_ns/acpi/globalnvs.asl (limited to 'src/soc/intel/denverton_ns/acpi/globalnvs.asl') diff --git a/src/soc/intel/denverton_ns/acpi/globalnvs.asl b/src/soc/intel/denverton_ns/acpi/globalnvs.asl new file mode 100644 index 0000000000..5ef029e344 --- /dev/null +++ b/src/soc/intel/denverton_ns/acpi/globalnvs.asl @@ -0,0 +1,103 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Google Inc. + * Copyright (C) 2014 - 2017 Intel Corporation. + * + * 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. + * + */ + +/* Global Variables */ + +Name(\PICM, 0) // IOAPIC/8259 + +/* Global ACPI memory region. This region is used for passing information + * between coreboot (aka "the system bios"), ACPI, and the SMI handler. + * Since we don't know where this will end up in memory at ACPI compile time, + * we have to fix it up in coreboot's ACPI creation phase. + */ + + +External(NVSA) +OperationRegion (GNVS, SystemMemory, NVSA, 0x2000) +Field (GNVS, ByteAcc, NoLock, Preserve) +{ + /* Miscellaneous */ + Offset (0x00), + OSYS, 16, // 0x00 - Operating System + SMIF, 8, // 0x02 - SMI function + PRM0, 8, // 0x03 - SMI function parameter + PRM1, 8, // 0x04 - SMI function parameter + SCIF, 8, // 0x05 - SCI function + PRM2, 8, // 0x06 - SCI function parameter + PRM3, 8, // 0x07 - SCI function parameter + LCKF, 8, // 0x08 - Global Lock function for EC + PRM4, 8, // 0x09 - Lock function parameter + PRM5, 8, // 0x0a - Lock function parameter + P80D, 32, // 0x0b - Debug port (IO 0x80) value + LIDS, 8, // 0x0f - LID state (open = 1) + PWRS, 8, // 0x10 - Power State (AC = 1) + PCNT, 8, // 0x11 - Processor count + TPMP, 8, // 0x12 - TPM Present and Enabled + TLVL, 8, // 0x13 - Throttle Level + PPCM, 8, // 0x14 - Maximum P-state usable by OS + + /* Device Config */ + Offset (0x20), + S5U0, 8, // 0x20 - Enable USB0 in S5 + S5U1, 8, // 0x21 - Enable USB1 in S5 + S3U0, 8, // 0x22 - Enable USB0 in S3 + S3U1, 8, // 0x23 - Enable USB1 in S3 + TACT, 8, // 0x24 - Thermal Active trip point + TPSV, 8, // 0x25 - Thermal Passive trip point + TCRT, 8, // 0x26 - Thermal Critical trip point + DPTE, 8, // 0x27 - Enable DPTF + + /* Base addresses */ + Offset (0x30), + CMEM, 32, // 0x30 - CBMEM TOC + TOLM, 32, // 0x34 - Top of Low Memory + CBMC, 32, // 0x38 - coreboot mem console pointer + MMOB, 32, // 0x3c - MMIO Base Low Base + MMOL, 32, // 0x40 - MMIO Base Low Limit + MMHB, 64, // 0x44 - MMIO Base High Base + MMHL, 64, // 0x4c - MMIO Base High Limit + TSGB, 32, // 0x54 - TSEG Base + TSSZ, 32, // 0x58 - TSEG Size +} + +/* Set flag to enable USB charging in S3 */ +Method (S3UE) +{ + Store (One, \S3U0) + Store (One, \S3U1) +} + +/* Set flag to disable USB charging in S3 */ +Method (S3UD) +{ + Store (Zero, \S3U0) + Store (Zero, \S3U1) +} + +/* Set flag to enable USB charging in S5 */ +Method (S5UE) +{ + Store (One, \S5U0) + Store (One, \S5U1) +} + +/* Set flag to disable USB charging in S5 */ +Method (S5UD) +{ + Store (Zero, \S5U0) + Store (Zero, \S5U1) +} -- cgit v1.2.3