54c9bf8e12
Change-Id: Ib1a8fc50217c84e835080c70269ff50fc001392c Signed-off-by: Elyes Haouas <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/81811 Reviewed-by: Varshit Pandya <pandyavarshit@gmail.com> Reviewed-by: Jonathon Hall <jonathon.hall@puri.sm> Reviewed-by: Yidi Lin <yidilin@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* ACPI - create the Fixed ACPI Description Tables (FADT) */
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#include <acpi/acpi.h>
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#include <amdblocks/acpi.h>
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#include <amdblocks/acpimmio.h>
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#include <amdblocks/cpu.h>
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#include <arch/ioapic.h>
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#include <device/device.h>
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#include <vendorcode/amd/opensil/genoa_poc/opensil.h>
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void acpi_fill_fadt(acpi_fadt_t *fadt)
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{
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/* Fill in pm1_evt, pm1_cnt, pm_tmr, gpe0_blk from openSIL input structure */
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opensil_fill_fadt_io_ports(fadt);
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fadt->pm1_evt_len = 4; /* 32 bits */
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fadt->pm1_cnt_len = 2; /* 16 bits */
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fadt->pm_tmr_len = 4; /* 32 bits */
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fadt->gpe0_blk_len = 8; /* 64 bits */
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fill_fadt_extended_pm_io(fadt);
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fadt->iapc_boot_arch = ACPI_FADT_LEGACY_FREE; /* legacy free default */
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fadt->flags |= ACPI_FADT_WBINVD | /* See table 5-34 ACPI 6.3 spec */
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ACPI_FADT_C1_SUPPORTED |
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ACPI_FADT_S4_RTC_WAKE |
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ACPI_FADT_32BIT_TIMER |
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ACPI_FADT_PCI_EXPRESS_WAKE |
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ACPI_FADT_PLATFORM_CLOCK |
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ACPI_FADT_S4_RTC_VALID |
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ACPI_FADT_REMOTE_POWER_ON;
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fadt->x_firmware_ctl_l = 0; /* set to 0 if firmware_ctrl is used */
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fadt->x_firmware_ctl_h = 0;
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}
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unsigned long soc_acpi_write_tables(const struct device *device, unsigned long current,
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struct acpi_rsdp *rsdp)
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{
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/* IVRS */
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current = acpi_add_ivrs_table(current, rsdp);
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return current;
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}
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/* There are only the following 2 C-states reported by the reference firmware */
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const acpi_cstate_t cstate_cfg_table[] = {
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[0] = {
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.ctype = 1,
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.latency = 1,
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.power = 0,
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},
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[1] = {
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.ctype = 2,
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.latency = 0x12,
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.power = 0,
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},
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};
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const acpi_cstate_t *get_cstate_config_data(size_t *size)
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{
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*size = ARRAY_SIZE(cstate_cfg_table);
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return cstate_cfg_table;
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}
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