Make Asus A8V-E SE better ACPI citizen.

[coreboot.git] / src / mainboard / asus / a8v-e_se / acpi_tables.c

diff --git a/src/mainboard/asus/a8v-e_se/acpi_tables.c b/src/mainboard/asus/a8v-e_se/acpi_tables.c
index 80b024dc53c3e0fa432f971dbc152fb00e843dbb..e08b3053d7343833881a0e56ec28f006aa3f9407 100644 (file)
--- a/src/mainboard/asus/a8v-e_se/acpi_tables.c
+++ b/src/mainboard/asus/a8v-e_se/acpi_tables.c
@@ -2,7 +2,7 @@
  * This file is part of the coreboot project.
  *
  * Written by Stefan Reinauer <stepan@openbios.org>.
- * ACPI FADT, FACS, and DSDT table support added by 
+ * ACPI FADT, FACS, and DSDT table support added by
  *
  * Copyright (C) 2004 Stefan Reinauer <stepan@openbios.org>
  * Copyright (C) 2005 Nick Barker <nick.barker9@btinternet.com>
@@ -26,12 +26,15 @@
 #include <string.h>
 #include <arch/acpi.h>
 #include <arch/smp/mpspec.h>
+#include <arch/ioapic.h>
 #include <device/device.h>
 #include <device/pci_ids.h>
-#include <../../../southbridge/via/vt8237r/vt8237r.h>
-#include <../../../southbridge/via/k8t890/k8t890.h>
+#include "southbridge/via/vt8237r/vt8237r.h"
+#include "southbridge/via/k8t890/k8t890.h"
+#include "northbridge/amd/amdk8/acpi.h"
+#include <cpu/amd/model_fxx_powernow.h>
 
-extern unsigned char AmlCode[];
+extern const unsigned char AmlCode[];
 
 unsigned long acpi_fill_mcfg(unsigned long current)
 {
@@ -59,7 +62,7 @@ unsigned long acpi_fill_madt(unsigned long current)
 
        /* Write SB IOAPIC. */
        current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current,
-                               VT8237R_APIC_ID, VT8237R_APIC_BASE, 0);
+                               VT8237R_APIC_ID, IO_APIC_ADDR, 0);
 
        /* Write NB IOAPIC. */
        current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current,
@@ -71,7 +74,7 @@ unsigned long acpi_fill_madt(unsigned long current)
 
        /* IRQ0 -> APIC IRQ2. */
        current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
-                                               current, 0, 0, 2, 0x0); 
+                                               current, 0, 0, 2, 0x0);
 
        /* Create all subtables for processors. */
        current = acpi_create_madt_lapic_nmis(current,
@@ -80,24 +83,32 @@ unsigned long acpi_fill_madt(unsigned long current)
        return current;
 }
 
+unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id)
+{
+       k8acpi_write_vars();
+       amd_model_fxx_generate_powernow(0, 0, 0);
+       acpigen_write_mainboard_resources("\\_SB.PCI0.MBRS", "_CRS");
+       return (unsigned long) (acpigen_get_current());
+}
+
 unsigned long write_acpi_tables(unsigned long start)
 {
        unsigned long current;
        acpi_rsdp_t *rsdp;
        acpi_srat_t *srat;
        acpi_rsdt_t *rsdt;
-       acpi_mcfg_t *mcfg;
-       acpi_hpet_t *hpet;
        acpi_madt_t *madt;
+       acpi_mcfg_t *mcfg;
        acpi_fadt_t *fadt;
        acpi_facs_t *facs;
+       acpi_header_t *ssdt;
        acpi_header_t *dsdt;
 
        /* Align ACPI tables to 16 byte. */
        start = (start + 0x0f) & -0x10;
        current = start;
 
-       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;
@@ -112,20 +123,20 @@ unsigned long write_acpi_tables(unsigned long start)
        acpi_write_rsdt(rsdt);
 
        /* We explicitly add these tables later on: */
-       printk_debug("ACPI:     * FACS\n");
+       printk(BIOS_DEBUG, "ACPI:     * FACS\n");
        facs = (acpi_facs_t *) current;
        current += sizeof(acpi_facs_t);
        acpi_create_facs(facs);
 
-       dsdt = (acpi_header_t *) current;
-       current += ((acpi_header_t *) AmlCode)->length;
-       memcpy((void *) dsdt, (void *) AmlCode,
-              ((acpi_header_t *) AmlCode)->length);
+       dsdt = (acpi_header_t *)current;
+       memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
+       current += dsdt->length;
+       memcpy(dsdt, &AmlCode, dsdt->length);
        dsdt->checksum = 0;     /* Don't trust iasl to get this right. */
-       dsdt->checksum = acpi_checksum(dsdt, dsdt->length);
-       printk_debug("ACPI:     * DSDT @ %p Length %x\n", dsdt,
+       dsdt->checksum = acpi_checksum((u8*)dsdt, dsdt->length);
+       printk(BIOS_DEBUG, "ACPI:     * DSDT @ %p Length %x\n", dsdt,
                     dsdt->length);
-       printk_debug("ACPI:     * FADT\n");
+       printk(BIOS_DEBUG, "ACPI:     * FADT\n");
 
        fadt = (acpi_fadt_t *) current;
        current += sizeof(acpi_fadt_t);
@@ -134,23 +145,31 @@ unsigned long write_acpi_tables(unsigned long start)
        acpi_add_table(rsdp, fadt);
 
        /* If we want to use HPET timers Linux wants it in 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;
        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;
        acpi_add_table(rsdp, mcfg);
 
-       printk_debug("ACPI:    * SRAT\n");
+       printk(BIOS_DEBUG, "ACPI:    * SRAT\n");
        srat = (acpi_srat_t *) current;
        acpi_create_srat(srat);
        current += srat->header.length;
        acpi_add_table(rsdp, srat);
 
-       printk_info("ACPI: done.\n");
+       /* SSDT */
+       printk(BIOS_DEBUG, "ACPI:    * SSDT\n");
+       ssdt = (acpi_header_t *)current;
+
+       acpi_create_ssdt_generator(ssdt, "DYNADATA");
+       current += ssdt->length;
+       acpi_add_table(rsdp, ssdt);
+
+       printk(BIOS_INFO, "ACPI: done.\n");
        return current;
 }