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Kontron updates, get board up to date with i945 and ich7 updates.

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Move interrupt routing to mainboard specific code. 

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Peter Stuge <peter@stuge.se>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4458 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer
2009-07-21 21:58:20 +00:00
committed by Stefan Reinauer
parent e1a66573b1
commit a5fdadfa18
14 changed files with 466 additions and 231 deletions
Download Patch File Download Diff File Expand all files Collapse all files

166
src/mainboard/kontron/986lcd-m/acpi_tables.c
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@@ -1,7 +1,7 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2008 coresystems GmbH
* 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
@@ -19,16 +19,28 @@
* MA 02110-1301 USA
*/
#include <types.h>
#include <string.h>
#include <console/console.h>
#include <arch/acpi.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[];
#define OLD_ACPI 0
extern unsigned char AmlCode[];
#if HAVE_ACPI_SLIC
unsigned long acpi_create_slic(unsigned long current);
#endif
void generate_cpu_entries(void); // from cpu/intel/speedstep
unsigned long acpi_fill_mcfg(unsigned long current); // from northbridge/intel/i945
#if OLD_ACPI
typedef struct acpi_oemb {
acpi_header_t header;
u8 ss;
@@ -55,13 +67,24 @@ typedef struct acpi_oemb {
u8 dts2;
u8 mpen;
} __attribute__((packed)) acpi_oemb_t;
#endif
typedef struct acpi_gnvs {
// 0x00
u16 osys;
u8 smif;
u8 reserved[13];
// 0x10
u8 mpen;
} __attribute__((packed)) acpi_gnvs_t;
#if OLD_ACPI
void acpi_create_oemb(acpi_oemb_t *oemb)
{
acpi_header_t *header = &(oemb->header);
unsigned long tolud;
memset (oemb, 0, sizeof(oemb));
memset (oemb, 0, sizeof(*oemb));
/* fill out header fields */
memcpy(header->signature, "OEMB", 4);
@@ -93,48 +116,12 @@ void acpi_create_oemb(acpi_oemb_t *oemb)
acpi_checksum((void *) oemb, sizeof(acpi_oemb_t));
};
#endif
unsigned long acpi_fill_mcfg(unsigned long current)
void acpi_create_gnvs(acpi_gnvs_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->mpen = 1;
}
void acpi_create_intel_hpet(acpi_hpet_t * hpet)
@@ -169,27 +156,32 @@ void acpi_create_intel_hpet(acpi_hpet_t * hpet)
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, char *oem_table_id)
{
generate_cpu_entries();
return (unsigned long) (acpigen_get_current());
}
unsigned long acpi_fill_slit(unsigned long current)
{
// Not implemented
@@ -202,6 +194,7 @@ unsigned long acpi_fill_srat(unsigned long current)
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)
@@ -210,12 +203,20 @@ 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;
#if HAVE_ACPI_SLIC
acpi_header_t *slic;
#endif
#if OLD_ACPI
acpi_oemb_t *oemb;
#endif
acpi_gnvs_t *gnvs;
acpi_header_t *ssdt;
acpi_header_t *dsdt;
current = start;
@@ -232,12 +233,16 @@ unsigned long write_acpi_tables(unsigned long start)
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:
@@ -248,7 +253,7 @@ unsigned long write_acpi_tables(unsigned long start)
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");
@@ -257,21 +262,23 @@ unsigned long write_acpi_tables(unsigned long start)
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");
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);
#if OLD_ACPI
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);
acpi_add_table(rsdp, oemb);
#endif
printk_debug("ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
@@ -281,34 +288,69 @@ unsigned long write_acpi_tables(unsigned long start)
dsdt = (acpi_header_t *) current;
current += ((acpi_header_t *) AmlCode)->length;
ALIGN_CURRENT;
memcpy((void *) dsdt, (void *) AmlCode,
((acpi_header_t *) AmlCode)->length);
#if 1
#if OLD_ACPI
for (i=0; i < dsdt->length; i++) {
if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) {
if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBEEF) {
printk_debug("ACPI: Patching up DSDT at offset 0x%04x -> 0x%08x\n", i, 0x24 + (u32)oemb);
*(u32*)(((u32)dsdt) + i) = 0x24 + (u32)oemb;
break;
}
}
#endif
ALIGN_CURRENT;
/* 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 global NVS in DSDT at offset 0x%04x -> 0x%08x\n", i, current);
*(u32*)(((u32)dsdt) + i) = current; // 0x92 bytes
break;
}
}
/* And fill it */
acpi_create_gnvs(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,
dsdt->length);
#if HAVE_ACPI_SLIC
printk_debug("ACPI: * SLIC\n");
slic = (acpi_header_t *)current;
current += acpi_create_slic(current);
ALIGN_CURRENT;
acpi_add_table(rsdp, slic);
#endif
printk_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);
acpi_add_table(rsdp, fadt);
printk_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_debug("current = %lx\n", current);
printk_debug("ACPI: * DMI (Linux workaround)\n");