diff options
author | Kerry She <kerry.she@amd.com> | 2011-05-07 09:15:02 +0000 |
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committer | Kerry She <Kerry.She@amd.com> | 2011-05-07 09:15:02 +0000 |
commit | 6401fdb02593940e3091b1d200c64d9c1d7269f3 (patch) | |
tree | df835364607d2fcfa68d6fd2e5d1472d7d307c72 /src/mainboard/advansus/a785e-i/acpi_tables.c | |
parent | faafd14fe0d18de1f71491f4503f36a4f9d9a188 (diff) |
ADVANSUS A785E-I Mainboard support, Family10h ASB2, RS880(RS785E) + SB820 platform.
Signed-off-by: Kerry She <kerry.she@amd.com>
Acked-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6561 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/advansus/a785e-i/acpi_tables.c')
-rw-r--r-- | src/mainboard/advansus/a785e-i/acpi_tables.c | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/src/mainboard/advansus/a785e-i/acpi_tables.c b/src/mainboard/advansus/a785e-i/acpi_tables.c new file mode 100644 index 0000000000..7c8ca76fa0 --- /dev/null +++ b/src/mainboard/advansus/a785e-i/acpi_tables.c @@ -0,0 +1,274 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <console/console.h> +#include <string.h> +#include <arch/acpi.h> +#include <arch/ioapic.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <cpu/x86/msr.h> +#include <cpu/amd/mtrr.h> +#include <cpu/amd/amdfam10_sysconf.h> + +#include "mb_sysconf.h" + +#define DUMP_ACPI_TABLES 0 + +#if DUMP_ACPI_TABLES == 1 +static void dump_mem(u32 start, u32 end) +{ + + u32 i; + print_debug("dump_mem:"); + for (i = start; i < end; i++) { + if ((i & 0xf) == 0) { + printk(BIOS_DEBUG, "\n%08x:", i); + } + printk(BIOS_DEBUG, " %02x", (u8)*((u8 *)i)); + } + print_debug("\n"); +} +#endif + +extern const unsigned char AmlCode[]; +extern const unsigned char AmlCode_ssdt[]; + +#if CONFIG_ACPI_SSDTX_NUM >= 1 +extern const unsigned char AmlCode_ssdt2[]; +extern const unsigned char AmlCode_ssdt3[]; +extern const unsigned char AmlCode_ssdt4[]; +extern const unsigned char AmlCode_ssdt5[]; +#endif + +unsigned long acpi_fill_mcfg(unsigned long current) +{ + /* Just a dummy */ + return current; +} + +unsigned long acpi_fill_madt(unsigned long current) +{ + /* create all subtables for processors */ + current = acpi_create_madt_lapics(current); + + /* Write SB800 IOAPIC, only one */ + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 2, + IO_APIC_ADDR, 0); + + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 0, 2, 0); + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 9, 9, 0xF); + /* 0: mean bus 0--->ISA */ + /* 0: PIC 0 */ + /* 2: APIC 2 */ + /* 5 mean: 0101 --> Edige-triggered, Active high */ + + /* create all subtables for processors */ + /* current = acpi_create_madt_lapic_nmis(current, 5, 1); */ + /* 1: LINT1 connect to NMI */ + + return current; +} + +unsigned long write_acpi_tables(unsigned long start) +{ + unsigned long current; + acpi_rsdp_t *rsdp; + acpi_rsdt_t *rsdt; + acpi_hpet_t *hpet; + acpi_madt_t *madt; + acpi_srat_t *srat; + acpi_slit_t *slit; + acpi_fadt_t *fadt; + acpi_facs_t *facs; + acpi_header_t *dsdt; + acpi_header_t *ssdt; +#if CONFIG_ACPI_SSDTX_NUM >= 1 + acpi_header_t *ssdtx; + void *p; + int i; +#endif + + get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */ + + /* Align ACPI tables to 16 bytes */ + start = (start + 0x0f) & -0x10; + current = start; + + printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start); + + /* We need at least an RSDP and an RSDT Table */ + rsdp = (acpi_rsdp_t *) current; + current += sizeof(acpi_rsdp_t); + rsdt = (acpi_rsdt_t *) current; + current += sizeof(acpi_rsdt_t); + + /* clear all table memory */ + memset((void *)start, 0, current - start); + + acpi_write_rsdp(rsdp, rsdt, NULL); + acpi_write_rsdt(rsdt); + + /* + * We explicitly add these tables later on: + */ + current = ( current + 0x07) & -0x08; + printk(BIOS_DEBUG, "ACPI: * HPET at %lx\n", current); + hpet = (acpi_hpet_t *) current; + current += sizeof(acpi_hpet_t); + acpi_create_hpet(hpet); + acpi_add_table(rsdp, hpet); + + /* If we want to use HPET Timers Linux wants an MADT */ + current = ( current + 0x07) & -0x08; + printk(BIOS_DEBUG, "ACPI: * MADT at %lx\n",current); + madt = (acpi_madt_t *) current; + acpi_create_madt(madt); + current += madt->header.length; + acpi_add_table(rsdp, madt); + + /* SRAT */ + current = ( current + 0x07) & -0x08; + printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current); + srat = (acpi_srat_t *) current; + acpi_create_srat(srat); + current += srat->header.length; + acpi_add_table(rsdp, srat); + + /* SLIT */ + current = ( current + 0x07) & -0x08; + printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current); + slit = (acpi_slit_t *) current; + acpi_create_slit(slit); + current += slit->header.length; + acpi_add_table(rsdp, slit); + + /* SSDT */ + current = ( current + 0x0f) & -0x10; + printk(BIOS_DEBUG, "ACPI: * SSDT at %lx\n", current); + ssdt = (acpi_header_t *)current; + memcpy(ssdt, &AmlCode_ssdt, sizeof(acpi_header_t)); + current += ssdt->length; + memcpy(ssdt, &AmlCode_ssdt, ssdt->length); + //Here you need to set value in pci1234, sblk and sbdn in get_bus_conf.c + update_ssdt((void*)ssdt); + /* recalculate checksum */ + ssdt->checksum = 0; + ssdt->checksum = acpi_checksum((unsigned char *)ssdt,ssdt->length); + acpi_add_table(rsdp,ssdt); + + printk(BIOS_DEBUG, "ACPI: * SSDT for PState at %lx\n", current); + current = acpi_add_ssdt_pstates(rsdp, current); + +#if CONFIG_ACPI_SSDTX_NUM >= 1 + + /* same htio, but different position? We may have to copy, + change HCIN, and recalculate the checknum and add_table */ + + for(i=1;i<sysconf.hc_possible_num;i++) { // 0: is hc sblink + if((sysconf.pci1234[i] & 1) != 1 ) continue; + u8 c; + if (i < 7) { + c = (u8) ('4' + i - 1); + } else { + c = (u8) ('A' + i - 1 - 6); + } + current = ( current + 0x07) & -0x08; + printk(BIOS_DEBUG, "ACPI: * SSDT for PCI%c at %lx\n", c, current); //pci0 and pci1 are in dsdt + ssdtx = (acpi_header_t *)current; + switch (sysconf.hcid[i]) { + case 1: + p = &AmlCode_ssdt2; + break; + case 2: + p = &AmlCode_ssdt3; + break; + case 3: /* 8131 */ + p = &AmlCode_ssdt4; + break; + default: + /* HTX no io apic */ + p = &AmlCode_ssdt5; + break; + } + memcpy(ssdtx, p, sizeof(acpi_header_t)); + current += ssdtx->length; + memcpy(ssdtx, p, ssdtx->length); + update_ssdtx((void *)ssdtx, i); + ssdtx->checksum = 0; + ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length); + acpi_add_table(rsdp, ssdtx); + } +#endif + + /* DSDT */ + current = ( current + 0x07) & -0x08; + printk(BIOS_DEBUG, "ACPI: * DSDT at %lx\n", current); + dsdt = (acpi_header_t *)current; // it will used by fadt + memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); + current += dsdt->length; + memcpy(dsdt, &AmlCode, dsdt->length); + printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length); + + /* FACS */ // it needs 64 bit alignment + current = ( current + 0x07) & -0x08; + printk(BIOS_DEBUG, "ACPI: * FACS at %lx\n", current); + facs = (acpi_facs_t *) current; // it will be used by fadt + current += sizeof(acpi_facs_t); + acpi_create_facs(facs); + + /* FDAT */ +#if CONFIG_BOARD_HAS_FADT == 1 + current = ( current + 0x07) & -0x08; + printk(BIOS_DEBUG, "ACPI: * FADT at %lx\n", current); + fadt = (acpi_fadt_t *) current; + current += sizeof(acpi_fadt_t); + + acpi_create_fadt(fadt, facs, dsdt); + acpi_add_table(rsdp, fadt); +#endif + +#if DUMP_ACPI_TABLES == 1 + printk(BIOS_DEBUG, "rsdp\n"); + dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t)); + + printk(BIOS_DEBUG, "rsdt\n"); + dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t)); + + printk(BIOS_DEBUG, "madt\n"); + dump_mem(madt, ((void *)madt) + madt->header.length); + + printk(BIOS_DEBUG, "srat\n"); + dump_mem(srat, ((void *)srat) + srat->header.length); + + printk(BIOS_DEBUG, "slit\n"); + dump_mem(slit, ((void *)slit) + slit->header.length); + + printk(BIOS_DEBUG, "ssdt\n"); + dump_mem(ssdt, ((void *)ssdt) + ssdt->length); + + printk(BIOS_DEBUG, "fadt\n"); + dump_mem(fadt, ((void *)fadt) + fadt->header.length); +#endif + + printk(BIOS_INFO, "ACPI: done.\n"); + return current; +} |