baytrail/rambi: S3 support and other updates
baytrail: Change all GPIO related pull resistors from 10K to 20K Reviewed-on: https://chromium-review.googlesource.com/187570 (cherry picked from commit 762e99861dd1ae61ddcf1ebdec8e698ede54405e) baytrail: workaround kernel using serial console on resume Reviewed-on: https://chromium-review.googlesource.com/188011 (cherry picked from commit b0da3bdb5b6b417ad6cab0084359d4eae1cb4469) baytrail: allow dirty cache line evictions for SMRAM to stick Reviewed-on: https://chromium-review.googlesource.com/188015 (cherry picked from commit 50fb1e6a844e1db05574c92625da23777ad7a0ca) baytrail: Optionally pull up TDO and TMS to avoid power loss in S3. Reviewed-on: https://chromium-review.googlesource.com/188260 (cherry picked from commit e240856609b4eed5ed44ec4e021ed385965768d6) rambi: always load option rom Reviewed-on: https://chromium-review.googlesource.com/188721 (cherry picked from commit d8a1d108548d20755f8683497c215e76d513b7a9) baytrail: use new chromeos ram oops API Reviewed-on: https://chromium-review.googlesource.com/186394 (cherry picked from commit f38e6969df9b5453b10d49be60b5d033d38b4594) rambi: always show dev/rec screens on eDP connected panel Reviewed-on: https://chromium-review.googlesource.com/188731 (cherry picked from commit 7d8570ac52f68492a2250fa536d55f7cbbd9ef95) baytrail: stop e820 reserving default SMM region Reviewed-on: https://chromium-review.googlesource.com/189084 (cherry picked from commit 6fce823512f5db5a09a9c89048334c3524c69a24) baytrai: update MRC wrapper header Reviewed-on: https://chromium-review.googlesource.com/189196 (cherry picked from commit 36b33a25b6603b6a74990b00d981226440b68970) rambi: Put LPE device into ACPI mode Reviewed-on: https://chromium-review.googlesource.com/189371 (cherry picked from commit 5955350cd57fd1b3732b6db62911d824712a5413) baytrail: DPTF: Enable mainboard-specific PPCC Reviewed-on: https://chromium-review.googlesource.com/189576 (cherry picked from commit 27fae3e670244b529b7c0241742fc2b55d52c612) baytrail: Add config option for PCIe wake Reviewed-on: https://chromium-review.googlesource.com/189994 (cherry picked from commit 1cc31a7c021ec84311f1d4e89dd3e57ca8801ab5) rambi: Enable PCIe wake Reviewed-on: https://chromium-review.googlesource.com/189995 (cherry picked from commit c98ae1fee54cfb2b3d3c21a19cdbbf56a0bfa1e6) Squashed 13 commits for baytrail/rambi. Change-Id: I153ef5a43e2bede05cfd624f53e24a0013fd8fb4 Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com> Reviewed-on: http://review.coreboot.org/6957 Tested-by: build bot (Jenkins) Reviewed-by: Marc Jones <marc.jones@se-eng.com>
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@@ -30,6 +30,7 @@
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#include <cpu/x86/smm.h>
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#include <reg_script.h>
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#include <baytrail/iosf.h>
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#include <baytrail/msr.h>
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#include <baytrail/pattrs.h>
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#include <baytrail/ramstage.h>
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@@ -103,6 +104,8 @@ void baytrail_init_cpus(device_t dev)
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struct bus *cpu_bus = dev->link_list;
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const struct pattrs *pattrs = pattrs_get();
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struct mp_params mp_params;
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uint32_t bsmrwac;
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void *default_smm_area;
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/* Set up MTRRs based on physical address size. */
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x86_setup_fixed_mtrrs();
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@@ -116,6 +119,16 @@ void baytrail_init_cpus(device_t dev)
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mp_params.num_records = ARRAY_SIZE(mp_steps);
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mp_params.microcode_pointer = pattrs->microcode_patch;
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default_smm_area = backup_default_smm_area();
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/*
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* Configure the BUNIT to allow dirty cache line evictions in non-SMM
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* mode for the lines that were dirtied while in SMM mode. Otherwise
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* the writes would be silently dropped.
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*/
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bsmrwac = iosf_bunit_read(BUNIT_SMRWAC) | SAI_IA_UNTRUSTED;
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iosf_bunit_write(BUNIT_SMRWAC, bsmrwac);
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/* Set package MSRs */
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reg_script_run(package_msr_script);
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@@ -125,6 +138,8 @@ void baytrail_init_cpus(device_t dev)
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if (mp_init(cpu_bus, &mp_params)) {
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printk(BIOS_ERR, "MP initialization failure.\n");
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}
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restore_default_smm_area(default_smm_area);
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}
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static void baytrail_core_init(device_t cpu)
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