/*
* This file is part of the coreboot project.
- *
- * Copyright (C) 2007-2008 coresystems GmbH
*
- * 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.
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * 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
*
* 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
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include <types.h>
#include <string.h>
#include <console/console.h>
#include <arch/acpi.h>
+#include <arch/ioapic.h>
+#include <arch/acpigen.h>
+#include <arch/smp/mpspec.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
+#include <cpu/x86/msr.h>
#include "dmi.h"
-extern unsigned char AmlCode[];
-
-typedef struct acpi_oemb {
- acpi_header_t header;
- u8 ss;
- u16 iost;
- u32 topm;
- u32 roms;
- u32 mg1b;
- u32 mg1l;
- u32 mg2b;
- u32 mg2l;
- u8 rsvd;
- u8 dmax;
- u32 hpta;
- u32 cpb0;
- u32 cpb1;
- u32 cpb2;
- u32 cpb3;
- u8 assb;
- u8 aotb;
- u32 aaxb;
- u8 smif;
- u8 dtse;
- u8 dts1;
- u8 dts2;
- u8 mpen;
-} __attribute__((packed)) acpi_oemb_t;
-
-void acpi_create_oemb(acpi_oemb_t *oemb)
-{
- acpi_header_t *header = &(oemb->header);
- unsigned long tolud;
-
- memset (oemb, 0, sizeof(oemb));
-
- /* fill out header fields */
- memcpy(header->signature, "OEMB", 4);
- memcpy(header->oem_id, OEM_ID, 6);
- memcpy(header->oem_table_id, "COREBOOT", 8);
- memcpy(header->asl_compiler_id, ASLC, 4);
-
- header->length = sizeof(acpi_oemb_t);
- header->revision = 1;
-
- oemb->ss = 0x09; // ss1 + ss 4
- oemb->iost = 0x0403; // ??
-
- tolud = pci_read_config32(dev_find_slot(0, PCI_DEVFN(2, 0)), 0x5c);
- oemb->topm = tolud;
-
- oemb->roms = 0xfff00000; // 1M hardcoded
-
- oemb->mg1b = 0x000d0000;
- oemb->mg1l = 0x00010000;
-
- oemb->mg2b = tolud;
- oemb->mg2l = 0-tolud;
-
- oemb->dmax = 0x87;
- oemb->hpta = 0x000e36c0;
-
- header->checksum =
- acpi_checksum((void *) oemb, sizeof(acpi_oemb_t));
-
-};
+extern const unsigned char AmlCode[];
+#if CONFIG_HAVE_ACPI_SLIC
+unsigned long acpi_create_slic(unsigned long current);
+#endif
-unsigned long acpi_fill_mcfg(unsigned long current)
+#include "southbridge/intel/i82801gx/i82801gx_nvs.h"
+static void acpi_create_gnvs(global_nvs_t *gnvs)
{
- device_t dev;
- u32 pciexbar = 0;
- u32 pciexbar_reg;
- int max_buses;
-
- dev = dev_find_device(0x8086, 0x27a0, 0);
- if (!dev)
- return current;
-
- // MMCFG not supported or not enabled.
- pciexbar_reg=pci_read_config32(dev, 0x48);
-
- if (!(pciexbar_reg & (1 << 0)))
- return current;
-
- switch ((pciexbar_reg >> 1) & 3) {
- case 0: // 256MB
- pciexbar = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28));
- max_buses = 256;
- break;
- case 1: // 128M
- pciexbar = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)|(1 << 27));
- max_buses = 128;
- break;
- case 2: // 64M
- pciexbar = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)|(1 << 27)|(1 << 26));
- max_buses = 64;
- break;
- default: // RSVD
- return current;
- }
-
- if (!pciexbar)
- return current;
-
- current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *) current,
- pciexbar, 0x0, 0x0, max_buses - 1);
-
- return current;
+ memset((void *)gnvs, 0, sizeof(*gnvs));
+ gnvs->apic = 1;
+ gnvs->mpen = 1; /* Enable Multi Processing */
+
+ /* Enable both COM ports */
+ gnvs->cmap = 0x01;
+ gnvs->cmbp = 0x01;
+
+ /* IGD Displays */
+ gnvs->ndid = 3;
+ gnvs->did[0] = 0x80000100;
+ gnvs->did[1] = 0x80000240;
+ gnvs->did[2] = 0x80000410;
+ gnvs->did[3] = 0x80000410;
+ gnvs->did[4] = 0x00000005;
}
-void acpi_create_intel_hpet(acpi_hpet_t * hpet)
+static void acpi_create_intel_hpet(acpi_hpet_t * hpet)
{
#define HPET_ADDR 0xfed00000ULL
acpi_header_t *header = &(hpet->header);
memset((void *) hpet, 0, sizeof(acpi_hpet_t));
/* fill out header fields */
- memcpy(header->signature, HPET_NAME, 4);
+ memcpy(header->signature, "HPET", 4);
memcpy(header->oem_id, OEM_ID, 6);
memcpy(header->oem_table_id, "COREBOOT", 8);
memcpy(header->asl_compiler_id, ASLC, 4);
acpi_checksum((void *) hpet, sizeof(acpi_hpet_t));
}
-
-
-#define IO_APIC_ADDR 0xfec00000UL
-
unsigned long acpi_fill_madt(unsigned long current)
{
- /* Local Apic */
- current += acpi_create_madt_lapic((acpi_madt_lapic_t *) current, 1, 0);
- // This one is for the second core... Will it hurt?
- current += acpi_create_madt_lapic((acpi_madt_lapic_t *) current, 2, 1);
+ /* Local APICs */
+ current = acpi_create_madt_lapics(current);
/* IOAPIC */
- current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 2, IO_APIC_ADDR, 0);
+ current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current,
+ 2, IO_APIC_ADDR, 0);
/* INT_SRC_OVR */
- 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, 0x000d); // high/level
+ 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, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_HIGH);
return current;
}
+unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id)
+{
+ generate_cpu_entries();
+ return (unsigned long) (acpigen_get_current());
+}
+
unsigned long acpi_fill_slit(unsigned long current)
{
// Not implemented
return current;
}
+void smm_setup_structures(void *gnvs, void *tcg, void *smi1);
#define ALIGN_CURRENT current = ((current + 0x0f) & -0x10)
unsigned long write_acpi_tables(unsigned long start)
int i;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
+ acpi_xsdt_t *xsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_mcfg_t *mcfg;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
- acpi_oemb_t *oemb;
+#if CONFIG_HAVE_ACPI_SLIC
+ acpi_header_t *slic;
+#endif
+ acpi_header_t *ssdt;
acpi_header_t *dsdt;
current = start;
/* Align ACPI tables to 16byte */
ALIGN_CURRENT;
- printk_info("ACPI: Writing ACPI tables at %lx.\n", 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;
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
ALIGN_CURRENT;
+ xsdt = (acpi_xsdt_t *) current;
+ current += sizeof(acpi_xsdt_t);
+ ALIGN_CURRENT;
/* clear all table memory */
memset((void *) start, 0, current - start);
- acpi_write_rsdp(rsdp, rsdt);
+ acpi_write_rsdp(rsdp, rsdt, xsdt);
acpi_write_rsdt(rsdt);
+ acpi_write_xsdt(xsdt);
/*
* We explicitly add these tables later on:
*/
- printk_debug("ACPI: * HPET\n");
+ printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
ALIGN_CURRENT;
acpi_create_intel_hpet(hpet);
- acpi_add_table(rsdt, hpet);
+ acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
- printk_debug("ACPI: * MADT\n");
+ printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
ALIGN_CURRENT;
- acpi_add_table(rsdt, madt);
+ acpi_add_table(rsdp, madt);
- printk_debug("ACPI: * MCFG\n");
+ printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
ALIGN_CURRENT;
- acpi_add_table(rsdt, mcfg);
+ acpi_add_table(rsdp, mcfg);
- printk_debug("ACPI: * OEMB\n");
- oemb=(acpi_oemb_t *)current;
- current += sizeof(acpi_oemb_t);
- ALIGN_CURRENT;
- acpi_create_oemb(oemb);
- acpi_add_table(rsdt, oemb);
-
- printk_debug("ACPI: * FACS\n");
+ printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
ALIGN_CURRENT;
acpi_create_facs(facs);
dsdt = (acpi_header_t *) current;
- current += ((acpi_header_t *) AmlCode)->length;
+ memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
+ current += dsdt->length;
+ memcpy(dsdt, &AmlCode, dsdt->length);
+
ALIGN_CURRENT;
- memcpy((void *) dsdt, (void *) AmlCode,
- ((acpi_header_t *) AmlCode)->length);
-#if 1
+ /* Pack GNVS into the ACPI table area */
for (i=0; i < dsdt->length; i++) {
if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) {
- printk_debug("ACPI: Patching up DSDT at offset 0x%04x -> 0x%08x\n", i, 0x24 + (u32)oemb);
- *(u32*)(((u32)dsdt) + i) = 0x24 + (u32)oemb;
+ printk(BIOS_DEBUG, "ACPI: Patching up global NVS in DSDT at offset 0x%04x -> 0x%08lx\n", i, current);
+ *(u32*)(((u32)dsdt) + i) = current; // 0x92 bytes
break;
}
}
+ /* And fill it */
+ acpi_create_gnvs((global_nvs_t *)current);
+
+ current += 0x100;
+ ALIGN_CURRENT;
+
+ /* And tell SMI about it */
+ smm_setup_structures((void *)current, NULL, NULL);
+
/* We patched up the DSDT, so we need to recalculate the checksum */
dsdt->checksum = 0;
dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length);
-#endif
- printk_debug("ACPI: * DSDT @ %p Length %x\n", dsdt,
+ printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt,
dsdt->length);
- printk_debug("ACPI: * FADT\n");
+#if CONFIG_HAVE_ACPI_SLIC
+ printk(BIOS_DEBUG, "ACPI: * SLIC\n");
+ slic = (acpi_header_t *)current;
+ current += acpi_create_slic(current);
+ ALIGN_CURRENT;
+ acpi_add_table(rsdp, slic);
+#endif
+
+ printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
ALIGN_CURRENT;
acpi_create_fadt(fadt, facs, dsdt);
- acpi_add_table(rsdt, fadt);
- printk_debug("current = %lx\n", current);
+ acpi_add_table(rsdp, fadt);
+
+ printk(BIOS_DEBUG, "ACPI: * SSDT\n");
+ ssdt = (acpi_header_t *)current;
+ acpi_create_ssdt_generator(ssdt, "COREBOOT");
+ current += ssdt->length;
+ acpi_add_table(rsdp, ssdt);
+ ALIGN_CURRENT;
+
+ printk(BIOS_DEBUG, "current = %lx\n", current);
- printk_debug("ACPI: * DMI (Linux workaround)\n");
+ printk(BIOS_DEBUG, "ACPI: * DMI (Linux workaround)\n");
memcpy((void *)0xfff80, dmi_table, DMI_TABLE_SIZE);
-#if CONFIG_HAVE_HIGH_TABLES == 1
+#if CONFIG_WRITE_HIGH_TABLES == 1
memcpy((void *)current, dmi_table, DMI_TABLE_SIZE);
current += DMI_TABLE_SIZE;
ALIGN_CURRENT;
#endif
- printk_info("ACPI: done.\n");
+ printk(BIOS_INFO, "ACPI: done.\n");
return current;
}
projects / coreboot.git / blobdiff