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-rw-r--r--src/mainboard/amd/south_station/fadt.c105
1 files changed, 62 insertions, 43 deletions
diff --git a/src/mainboard/amd/south_station/fadt.c b/src/mainboard/amd/south_station/fadt.c
index 020d011fdf..f8888d33c3 100644
--- a/src/mainboard/amd/south_station/fadt.c
+++ b/src/mainboard/amd/south_station/fadt.c
@@ -30,17 +30,23 @@
#include <device/device.h>
#include "SBPLATFORM.h"
+
+/*
+ * Reference section 5.2.9 Fixed ACPI Description Table (FADT)
+ * in the ACPI 3.0b specification.
+ */
void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
{
u16 val = 0;
acpi_header_t *header = &(fadt->header);
printk(BIOS_DEBUG, "ACPI_BLK_BASE: 0x%04x\n", ACPI_BLK_BASE);
+
/* Prepare the header */
memset((void *)fadt, 0, sizeof(acpi_fadt_t));
memcpy(header->signature, "FACP", 4);
- header->length = 244;
- header->revision = 3;
+ header->length = sizeof(acpi_fadt_t);
+ header->revision = ACPI_FADT_REV_ACPI_3_0;
memcpy(header->oem_id, OEM_ID, 6);
memcpy(header->oem_table_id, "COREBOOT", 8);
memcpy(header->asl_compiler_id, ASLC, 4);
@@ -48,15 +54,14 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
fadt->firmware_ctrl = (u32) facs;
fadt->dsdt = (u32) dsdt;
- /* 3=Workstation,4=Enterprise Server, 7=Performance Server */
- fadt->preferred_pm_profile = 0x03;
- fadt->sci_int = 9;
- /* disable system management mode by setting to 0: */
- fadt->smi_cmd = 0;
- fadt->acpi_enable = 0xf0;
- fadt->acpi_disable = 0xf1;
- fadt->s4bios_req = 0x0;
- fadt->pstate_cnt = 0xe2;
+ fadt->model = 0; /* reserved, should be 0 ACPI 3.0 */
+ fadt->preferred_pm_profile = PM_SOHO_SERVER;
+ fadt->sci_int = 9; /* HUDSON 1 - IRQ 09 – ACPI SCI */
+ fadt->smi_cmd = 0; /* disable system management mode */
+ fadt->acpi_enable = 0; /* unused if SMI_CMD = 0 */
+ fadt->acpi_disable = 0; /* unused if SMI_CMD = 0 */
+ fadt->s4bios_req = 0; /* unused if SMI_CMD = 0 */
+ fadt->pstate_cnt = 0; /* unused if SMI_CMD = 0 */
val = PM1_EVT_BLK_ADDRESS;
WritePMIO(SB_PMIOA_REG60, AccWidthUint16, &val);
@@ -90,7 +95,7 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
fadt->pm2_cnt_blk = ACPI_PMA_CNT_BLK_ADDRESS;
fadt->pm_tmr_blk = PM1_TMR_BLK_ADDRESS;
fadt->gpe0_blk = GPE0_BLK_ADDRESS;
- fadt->gpe1_blk = 0x0000; /* we dont have gpe1 block, do we? */
+ fadt->gpe1_blk = 0; /* No gpe1 block in hudson1 */
fadt->pm1_evt_len = 4;
fadt->pm1_cnt_len = 2;
@@ -103,89 +108,103 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
fadt->cst_cnt = 0xe3;
fadt->p_lvl2_lat = 101;
fadt->p_lvl3_lat = 1001;
- fadt->flush_size = 0;
- fadt->flush_stride = 0;
+ fadt->flush_size = 0; /* set to 0 if WBINVD is 1 in flags */
+ fadt->flush_stride = 0; /* set to 0 if WBINVD is 1 in flags */
fadt->duty_offset = 1;
fadt->duty_width = 3;
fadt->day_alrm = 0; /* 0x7d these have to be */
fadt->mon_alrm = 0; /* 0x7e added to cmos.layout */
fadt->century = 0; /* 0x7f to make rtc alrm work */
- fadt->iapc_boot_arch = 0x3; /* See table 5-11 */
- fadt->flags = 0x0001c1a5;/* 0x25; */
-
- fadt->res2 = 0;
-
- fadt->reset_reg.space_id = 1;
+ fadt->iapc_boot_arch = ACPI_FADT_LEGACY_FREE; /* See table 5-10 */
+ fadt->res2 = 0; /* reserved, MUST be 0 ACPI 3.0 */
+ fadt->flags = ACPI_FADT_WBINVD | /* See table 5-10 ACPI 3.0a spec */
+ ACPI_FADT_C1_SUPPORTED |
+ ACPI_FADT_SLEEP_BUTTON |
+ ACPI_FADT_S4_RTC_WAKE |
+ ACPI_FADT_32BIT_TIMER |
+ ACPI_FADT_RESET_REGISTER |
+ ACPI_FADT_PCI_EXPRESS_WAKE |
+ ACPI_FADT_S4_RTC_VALID |
+ ACPI_FADT_REMOTE_POWER_ON;
+
+ /* Format is from 5.2.3.1: Generic Address Structure */
+ /* reset_reg: see section 4.7.3.6 ACPI 3.0a spec */
+ /* 8 bit write of value 0x06 to 0xCF9 in IO space */
+ fadt->reset_reg.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->reset_reg.bit_width = 8;
fadt->reset_reg.bit_offset = 0;
- fadt->reset_reg.resv = 0;
+ fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->reset_reg.addrl = 0xcf9;
fadt->reset_reg.addrh = 0x0;
-
fadt->reset_value = 6;
- fadt->x_firmware_ctl_l = (u32) facs;
+
+ fadt->res3 = 0; /* reserved, MUST be 0 ACPI 3.0 */
+ fadt->res4 = 0; /* reserved, MUST be 0 ACPI 3.0 */
+ fadt->res5 = 0; /* reserved, MUST be 0 ACPI 3.0 */
+
+ fadt->x_firmware_ctl_l = 0; /* set to 0 if firmware_ctrl is used */
fadt->x_firmware_ctl_h = 0;
fadt->x_dsdt_l = (u32) dsdt;
fadt->x_dsdt_h = 0;
- fadt->x_pm1a_evt_blk.space_id = 1;
+ fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->x_pm1a_evt_blk.bit_width = 32;
fadt->x_pm1a_evt_blk.bit_offset = 0;
- fadt->x_pm1a_evt_blk.resv = 0;
+ fadt->x_pm1a_evt_blk.access_size = 0;
fadt->x_pm1a_evt_blk.addrl = PM1_EVT_BLK_ADDRESS;
fadt->x_pm1a_evt_blk.addrh = 0x0;
- fadt->x_pm1b_evt_blk.space_id = 1;
- fadt->x_pm1b_evt_blk.bit_width = 4;
+ fadt->x_pm1b_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
+ fadt->x_pm1b_evt_blk.bit_width = 0;
fadt->x_pm1b_evt_blk.bit_offset = 0;
- fadt->x_pm1b_evt_blk.resv = 0;
+ fadt->x_pm1b_evt_blk.access_size = 0;
fadt->x_pm1b_evt_blk.addrl = 0x0;
fadt->x_pm1b_evt_blk.addrh = 0x0;
- fadt->x_pm1a_cnt_blk.space_id = 1;
+ fadt->x_pm1a_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->x_pm1a_cnt_blk.bit_width = 16;
fadt->x_pm1a_cnt_blk.bit_offset = 0;
- fadt->x_pm1a_cnt_blk.resv = 0;
+ fadt->x_pm1a_cnt_blk.access_size = 0;
fadt->x_pm1a_cnt_blk.addrl = PM1_CNT_BLK_ADDRESS;
fadt->x_pm1a_cnt_blk.addrh = 0x0;
- fadt->x_pm1b_cnt_blk.space_id = 1;
- fadt->x_pm1b_cnt_blk.bit_width = 2;
+ fadt->x_pm1b_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
+ fadt->x_pm1b_cnt_blk.bit_width = 0;
fadt->x_pm1b_cnt_blk.bit_offset = 0;
- fadt->x_pm1b_cnt_blk.resv = 0;
+ fadt->x_pm1b_cnt_blk.access_size = 0;
fadt->x_pm1b_cnt_blk.addrl = 0x0;
fadt->x_pm1b_cnt_blk.addrh = 0x0;
- fadt->x_pm2_cnt_blk.space_id = 1;
- fadt->x_pm2_cnt_blk.bit_width = 0;
+ fadt->x_pm2_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
+ fadt->x_pm2_cnt_blk.bit_width = 8; /* Hudson 1 Pm2Control is 8 bits */
fadt->x_pm2_cnt_blk.bit_offset = 0;
- fadt->x_pm2_cnt_blk.resv = 0;
+ fadt->x_pm2_cnt_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->x_pm2_cnt_blk.addrl = ACPI_PMA_CNT_BLK_ADDRESS;
fadt->x_pm2_cnt_blk.addrh = 0x0;
- fadt->x_pm_tmr_blk.space_id = 1;
+ fadt->x_pm_tmr_blk.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->x_pm_tmr_blk.bit_width = 32;
fadt->x_pm_tmr_blk.bit_offset = 0;
- fadt->x_pm_tmr_blk.resv = 0;
+ fadt->x_pm_tmr_blk.access_size = 0;
fadt->x_pm_tmr_blk.addrl = PM1_TMR_BLK_ADDRESS;
fadt->x_pm_tmr_blk.addrh = 0x0;
- fadt->x_gpe0_blk.space_id = 1;
- fadt->x_gpe0_blk.bit_width = 32;
+ fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO;
+ fadt->x_gpe0_blk.bit_width = 64;
fadt->x_gpe0_blk.bit_offset = 0;
- fadt->x_gpe0_blk.resv = 0;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
fadt->x_gpe0_blk.addrl = GPE0_BLK_ADDRESS;
fadt->x_gpe0_blk.addrh = 0x0;
- fadt->x_gpe1_blk.space_id = 1;
+ fadt->x_gpe1_blk.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->x_gpe1_blk.bit_width = 0;
fadt->x_gpe1_blk.bit_offset = 0;
- fadt->x_gpe1_blk.resv = 0;
+ fadt->x_gpe1_blk.access_size = 0;
fadt->x_gpe1_blk.addrl = 0;
fadt->x_gpe1_blk.addrh = 0x0;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 22:51:40 +0000