| Kyösti Mälkki | 7b73e852 | 2022-11-08 04:43:41 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | |
| 3 | #include <device/pci_ops.h> |
| 4 | #include <acpi/acpi.h> |
| 5 | #include <version.h> |
| 6 | |
| 7 | /* FIXME: This needs to go into a separate .h file |
| 8 | * to be included by the ich7 smi handler, ich7 smi init |
| 9 | * code and the mainboard fadt. |
| 10 | */ |
| 11 | #define APM_CNT 0x0 /* ACPI mode only */ |
| 12 | #define CST_CONTROL 0x85 |
| 13 | #define PST_CONTROL 0x0 |
| 14 | #define ACPI_DISABLE 0xAA |
| 15 | #define ACPI_ENABLE 0x55 |
| 16 | #define S4_BIOS 0x77 |
| 17 | #define GNVS_UPDATE 0xea |
| 18 | |
| 19 | void acpi_fill_fadt(acpi_fadt_t *fadt) |
| 20 | { |
| 21 | u16 pmbase = pci_read_config16(pcidev_on_root(0x1f, 0), 0x40) & 0xfffe; |
| 22 | |
| 23 | fadt->sci_int = 0x9; |
| 24 | |
| 25 | if (permanent_smi_handler()) { |
| 26 | fadt->smi_cmd = APM_CNT; |
| 27 | fadt->acpi_enable = ACPI_ENABLE; |
| 28 | fadt->acpi_disable = ACPI_DISABLE; |
| 29 | fadt->pstate_cnt = PST_CONTROL; |
| 30 | } |
| 31 | |
| 32 | fadt->pm1a_evt_blk = pmbase; |
| 33 | fadt->pm1a_cnt_blk = pmbase + 0x4; |
| 34 | fadt->pm_tmr_blk = pmbase + 0x8; |
| 35 | fadt->gpe0_blk = pmbase + 0x28; |
| 36 | |
| 37 | fadt->pm1_evt_len = 4; |
| 38 | fadt->pm1_cnt_len = 2; |
| 39 | fadt->pm_tmr_len = 4; |
| 40 | fadt->gpe0_blk_len = 8; |
| 41 | fadt->p_lvl2_lat = 1; |
| 42 | fadt->p_lvl3_lat = 85; |
| 43 | fadt->duty_offset = 1; |
| 44 | fadt->duty_width = 0; |
| 45 | fadt->day_alrm = 0xd; |
| 46 | fadt->mon_alrm = 0x00; |
| 47 | fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042; |
| 48 | |
| 49 | fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED | |
| 50 | ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON | |
| 51 | ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK; |
| 52 | |
| 53 | fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO; |
| 54 | fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8; |
| 55 | fadt->x_pm1a_evt_blk.bit_offset = 0; |
| 56 | fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_UNDEFINED; |
| 57 | fadt->x_pm1a_evt_blk.addrl = fadt->pm1a_evt_blk; |
| 58 | fadt->x_pm1a_evt_blk.addrh = 0x0; |
| 59 | |
| 60 | fadt->x_pm1a_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO; |
| 61 | fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8; |
| 62 | fadt->x_pm1a_cnt_blk.bit_offset = 0; |
| 63 | fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_UNDEFINED; |
| 64 | fadt->x_pm1a_cnt_blk.addrl = fadt->pm1a_cnt_blk; |
| 65 | fadt->x_pm1a_cnt_blk.addrh = 0x0; |
| 66 | |
| 67 | fadt->x_pm_tmr_blk.space_id = ACPI_ADDRESS_SPACE_IO; |
| 68 | fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8; |
| 69 | fadt->x_pm_tmr_blk.bit_offset = 0; |
| 70 | fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_UNDEFINED; |
| 71 | fadt->x_pm_tmr_blk.addrl = fadt->pm_tmr_blk; |
| 72 | fadt->x_pm_tmr_blk.addrh = 0x0; |
| 73 | |
| 74 | fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO; |
| 75 | fadt->x_gpe0_blk.bit_width = fadt->gpe0_blk_len * 8; |
| 76 | fadt->x_gpe0_blk.bit_offset = 0; |
| 77 | fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_UNDEFINED; |
| 78 | fadt->x_gpe0_blk.addrl = fadt->gpe0_blk; |
| 79 | fadt->x_gpe0_blk.addrh = 0x0; |
| 80 | } |