Patch set updated for coreboot: 65bc4ed Hudson: Changes to agesa/hudson FADT for ACPI 3.0
Paul Menzel (paulepanter@users.sourceforge.net) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/2140
-gerrit
commit 65bc4edb7b1f263e08b8486a168b211496856e53 Author: Martin Roth martin@se-eng.com Date: Thu Jan 10 16:40:59 2013 -0700
Hudson: Changes to agesa/hudson FADT for ACPI 3.0
Update the southbridge/amd/agesa/hudson FADT generation for ACPI 3.0 compliance similar to what was done for cimx/SB800/fadt.c in commit 9aa4389.
commit 9aa43892e6899b719fe7f4754901a0eae379a934 Author: Martin Roth martin@se-eng.com Date: Fri May 25 12:23:32 2012 -0600
Update SB800 CIMX FADT
According to the datasheet, PMA_CNT_BLK is no longer available and PM2_CNT_BLK should not be used. Setup for these has been removed from the table and .h file.
Change-Id: Ied8eb1f26b4aa364d051ec5f7ed6f482bb440957 Signed-off-by: Martin Roth martin@se-eng.com --- src/southbridge/amd/agesa/hudson/fadt.c | 146 ++++++++++++++++++------------ src/southbridge/amd/agesa/hudson/hudson.h | 2 - 2 files changed, 88 insertions(+), 60 deletions(-)
diff --git a/src/southbridge/amd/agesa/hudson/fadt.c b/src/southbridge/amd/agesa/hudson/fadt.c index ee0334c..27b5600 100644 --- a/src/southbridge/amd/agesa/hudson/fadt.c +++ b/src/southbridge/amd/agesa/hudson/fadt.c @@ -28,6 +28,16 @@ #include <device/device.h> #include "hudson.h"
+#define FADT_BOOT_ARCH (ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042) + +#ifndef FADT_PM_PROFILE + #define FADT_PM_PROFILE PM_UNSPECIFIED +#endif + +/* + * 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) { acpi_header_t *header = &(fadt->header); @@ -37,24 +47,23 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt) /* 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->oem_table_id, ACPI_TABLE_CREATOR, 8); memcpy(header->asl_compiler_id, ASLC, 4); header->asl_compiler_revision = 0;
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 = FADT_PM_PROFILE; + fadt->sci_int = 9; /* HUDSON - 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 */
pm_iowrite(0x60, ACPI_PM_EVT_BLK & 0xFF); pm_iowrite(0x61, ACPI_PM_EVT_BLK >> 8); @@ -72,9 +81,6 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt) pm_iowrite(0x6A, 0); /* AcpiSmiCmdLo */ pm_iowrite(0x6B, 0); /* AcpiSmiCmdHi */
- pm_iowrite(0x6C, ACPI_PMA_CNT_BLK & 0xFF); - pm_iowrite(0x6D, ACPI_PMA_CNT_BLK >> 8); - pm_iowrite(0x74, 1<<0 | 1<<1 | 1<<4 | 1<<2); /* AcpiDecodeEnable, When set, SB uses * the contents of the PM registers at * index 60-6B to decode ACPI I/O address. @@ -85,100 +91,124 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt) fadt->pm1b_evt_blk = 0x0000; fadt->pm1a_cnt_blk = ACPI_PM1_CNT_BLK; fadt->pm1b_cnt_blk = 0x0000; - fadt->pm2_cnt_blk = ACPI_PMA_CNT_BLK; + fadt->pm2_cnt_blk = 0x0000; fadt->pm_tmr_blk = ACPI_PM_TMR_BLK; fadt->gpe0_blk = ACPI_GPE0_BLK; - fadt->gpe1_blk = 0x0000; /* we dont have gpe1 block, do we? */ + fadt->gpe1_blk = 0x0000; /* No gpe1 block in hudson */
- fadt->pm1_evt_len = 4; - fadt->pm1_cnt_len = 2; - fadt->pm2_cnt_len = 1; - fadt->pm_tmr_len = 4; - fadt->gpe0_blk_len = 8; + fadt->pm1_evt_len = 4; /* 32 bits */ + fadt->pm1_cnt_len = 2; /* 16 bits */ + fadt->pm2_cnt_len = 0; + fadt->pm_tmr_len = 4; /* 32 bits */ + fadt->gpe0_blk_len = 8; /* 64 bits */ fadt->gpe1_blk_len = 0; fadt->gpe1_base = 0;
- fadt->cst_cnt = 0xe3; - fadt->p_lvl2_lat = 101; - fadt->p_lvl3_lat = 1001; - fadt->flush_size = 0; - fadt->flush_stride = 0; - fadt->duty_offset = 1; - fadt->duty_width = 3; + fadt->cst_cnt = 0x00; /* unused if SMI_CMD = 0 */ + fadt->p_lvl2_lat = ACPI_FADT_C2_NOT_SUPPORTED; + fadt->p_lvl3_lat = ACPI_FADT_C3_NOT_SUPPORTED; + 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; /* CLK_VAL bits 3:1 */ + fadt->duty_width = 3; /* CLK_VAL bits 3:1 */ 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 | 1 << 10;/* 0x25; */ - - fadt->res2 = 0; - - fadt->reset_reg.space_id = 1; + fadt->century = 0; /* 0x7f to make rtc alarm work */ + fadt->iapc_boot_arch = FADT_BOOT_ARCH; /* 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_PLATFORM_CLOCK | + 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 = ACPI_ACCESS_SIZE_WORD_ACCESS; fadt->x_pm1a_evt_blk.addrl = ACPI_PM_EVT_BLK; 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 = ACPI_PM1_CNT_BLK; 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; + /* + * Note: Under this current AMD C state implementation, this is no longer + * used and should not be reported to OS. + */ + fadt->x_pm2_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO; fadt->x_pm2_cnt_blk.bit_width = 0; fadt->x_pm2_cnt_blk.bit_offset = 0; - fadt->x_pm2_cnt_blk.resv = 0; - fadt->x_pm2_cnt_blk.addrl = ACPI_PMA_CNT_BLK; + fadt->x_pm2_cnt_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS; + fadt->x_pm2_cnt_blk.addrl = 0; 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 = ACPI_ACCESS_SIZE_DWORD_ACCESS; fadt->x_pm_tmr_blk.addrl = ACPI_PM_TMR_BLK; 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; /* EventStatus + Event Enable */ 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 = ACPI_GPE0_BLK; 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;
diff --git a/src/southbridge/amd/agesa/hudson/hudson.h b/src/southbridge/amd/agesa/hudson/hudson.h index 15738aa..ef44874 100644 --- a/src/southbridge/amd/agesa/hudson/hudson.h +++ b/src/southbridge/amd/agesa/hudson/hudson.h @@ -35,7 +35,6 @@
#define ACPI_PM_EVT_BLK (HUDSON_ACPI_IO_BASE + 0x00) /* 4 bytes */ #define ACPI_PM1_CNT_BLK (HUDSON_ACPI_IO_BASE + 0x04) /* 2 bytes */ -#define ACPI_PMA_CNT_BLK (HUDSON_ACPI_IO_BASE + 0x0F) /* 1 byte, TODO: Is it 0xFE00? */ #define ACPI_PM_TMR_BLK (HUDSON_ACPI_IO_BASE + 0x18) /* 4 bytes */ #define ACPI_GPE0_BLK (HUDSON_ACPI_IO_BASE + 0x10) /* 8 bytes */ #define ACPI_CPU_CONTROL (HUDSON_ACPI_IO_BASE + 0x08) /* 6 bytes */ @@ -55,7 +54,6 @@ void set_sm_enable_bits(device_t sm_dev, u32 reg_pos, u32 mask, u32 val); #define CPU_CNT_BLK_ADDRESS 0x810 // CpuControlBlkAddr; #define GPE0_BLK_ADDRESS 0x820 // AcpiGpe0BlkAddr; #define SMI_CMD_PORT 0xB0 // SmiCmdPortAddr; -#define ACPI_PMA_CNT_BLK_ADDRESS 0xFE00 // AcpiPmaCntBlkAddr; #define SPIROM_BASE_ADDRESS_REGISTER 0xA0
#ifdef __PRE_RAM__
-
Paul Menzel