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via/epia-n: Switch to per-device ACPI 

Change-Id: Ica4d49b9f4f192b1544ba8cbd5f28a4019259be0
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6942
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
This commit is contained in:
Vladimir Serbinenko 2014-09-01 22:54:19 +02:00
parent 5cb29b8f34
commit 20734594f9
2 changed files with 1 additions and 68 deletions
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1
src/mainboard/via/epia-n/Kconfig
View File

@ -13,6 +13,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy
select HAVE_ACPI_TABLES
select BOARD_ROMSIZE_KB_512
select ROMCC
select PER_DEVICE_ACPI_TABLES
config MAINBOARD_DIR
string

68
src/mainboard/via/epia-n/acpi_tables.c
View File

@ -36,8 +36,6 @@
#include <device/pci_ids.h>
#include "southbridge/via/vt8237r/vt8237r.h"
extern const unsigned char AmlCode[];
/*
* These 8 macros are copied from <arch/smp/mpspec.h>, I have to do this
* since the "CONFIG_GENERATE_MP_TABLE = 0", and also since
@ -117,69 +115,3 @@ unsigned long acpi_fill_srat(unsigned long current)
/* No NUMA, no SRAT */
return current;
}
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_madt_t *madt;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
acpi_header_t *dsdt;
/* Align ACPI tables to 16byte */
start = ALIGN(start, 16);
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:
*/
printk(BIOS_DEBUG, "ACPI: * FACS\n");
current = ALIGN(current, 64);
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
acpi_create_facs(facs);
printk(BIOS_DEBUG, "ACPI: * DSDT\n");
dsdt = (acpi_header_t *)current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
#if 0
dsdt->checksum = 0; // don't trust intel iasl compiler to get this right
dsdt->checksum = acpi_checksum(dsdt,dsdt->length);
#endif
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
acpi_create_fadt(fadt,facs,dsdt);
acpi_add_table(rsdp,fadt);
/* If we want IOAPIC Support Linux wants it in MADT. */
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(BIOS_INFO, "ACPI: done.\n");
return current;
}