e599d43633
Change-Id: I27a610255e5680be1b507d45c6695cf9419ee052 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/74911 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
84 lines
2.7 KiB
C
84 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* ACPI - create the Fixed ACPI Description Tables (FADT)
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*/
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#include <console/console.h>
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#include <acpi/acpi.h>
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#include <device/device.h>
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#include "hudson.h"
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#include "smi.h"
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#if CONFIG(HUDSON_LEGACY_FREE)
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#define FADT_BOOT_ARCH ACPI_FADT_LEGACY_FREE
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#else
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#define FADT_BOOT_ARCH (ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042)
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#endif
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/*
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* Reference section 5.2.9 Fixed ACPI Description Table (FADT)
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* in the ACPI 3.0b specification.
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*/
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void acpi_fill_fadt(acpi_fadt_t *fadt)
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{
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printk(BIOS_DEBUG, "pm_base: 0x%04x\n", HUDSON_ACPI_IO_BASE);
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fadt->pm1a_evt_blk = ACPI_PM_EVT_BLK;
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fadt->pm1a_cnt_blk = ACPI_PM1_CNT_BLK;
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fadt->pm_tmr_blk = ACPI_PM_TMR_BLK;
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fadt->gpe0_blk = ACPI_GPE0_BLK;
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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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fadt->duty_offset = 1; /* CLK_VAL bits 3:1 */
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fadt->duty_width = 3; /* CLK_VAL bits 3:1 */
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fadt->iapc_boot_arch = FADT_BOOT_ARCH; /* See table 5-10 */
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fadt->res2 = 0; /* reserved, MUST be 0 ACPI 3.0 */
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fadt->flags |= ACPI_FADT_WBINVD | /* See table 5-10 ACPI 3.0a spec */
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ACPI_FADT_C1_SUPPORTED |
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ACPI_FADT_SLEEP_BUTTON |
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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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fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
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fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8;
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fadt->x_pm1a_evt_blk.bit_offset = 0;
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fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS;
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fadt->x_pm1a_evt_blk.addrl = fadt->pm1a_evt_blk;
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fadt->x_pm1a_evt_blk.addrh = 0x0;
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fadt->x_pm1a_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
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fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8;
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fadt->x_pm1a_cnt_blk.bit_offset = 0;
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fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS;
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fadt->x_pm1a_cnt_blk.addrl = fadt->pm1a_cnt_blk;
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fadt->x_pm1a_cnt_blk.addrh = 0x0;
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fadt->x_pm_tmr_blk.space_id = ACPI_ADDRESS_SPACE_IO;
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fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8;
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fadt->x_pm_tmr_blk.bit_offset = 0;
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fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
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fadt->x_pm_tmr_blk.addrl = fadt->pm_tmr_blk;
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fadt->x_pm_tmr_blk.addrh = 0x0;
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fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO;
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fadt->x_gpe0_blk.bit_width = fadt->gpe0_blk_len * 8; /* EventStatus + Event Enable */
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fadt->x_gpe0_blk.bit_offset = 0;
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fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
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fadt->x_gpe0_blk.addrl = fadt->gpe0_blk;
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fadt->x_gpe0_blk.addrh = 0x0;
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}
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