via/epia-m: Switch to per-device ACPI
Change-Id: Ic63fc1f933fff5cd58adcd4299c4ac2a62c4bb68 Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/6941 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
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@ -12,6 +12,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy
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select HAVE_ACPI_TABLES
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select HAVE_ACPI_TABLES
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select BOARD_ROMSIZE_KB_256
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select BOARD_ROMSIZE_KB_256
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select ROMCC
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select ROMCC
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select PER_DEVICE_ACPI_TABLES
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config MAINBOARD_DIR
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config MAINBOARD_DIR
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string
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string
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@ -11,8 +11,6 @@
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#include <string.h>
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#include <string.h>
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#include <arch/acpi.h>
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#include <arch/acpi.h>
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extern const unsigned char AmlCode[];
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unsigned long acpi_fill_mcfg(unsigned long current)
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unsigned long acpi_fill_mcfg(unsigned long current)
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{
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{
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/* Nothing to do */
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/* Nothing to do */
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@ -36,57 +34,3 @@ unsigned long acpi_fill_srat(unsigned long current)
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/* No NUMA, no SRAT */
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/* No NUMA, no SRAT */
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return current;
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return current;
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}
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}
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unsigned long write_acpi_tables(unsigned long start)
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{
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unsigned long current;
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acpi_rsdp_t *rsdp;
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acpi_rsdt_t *rsdt;
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acpi_fadt_t *fadt;
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acpi_facs_t *facs;
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acpi_header_t *dsdt;
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/* Align ACPI tables to 16byte */
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start = ALIGN(start, 16);
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current = start;
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printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
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/* We need at least an RSDP and an RSDT Table */
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rsdp = (acpi_rsdp_t *) current;
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current += sizeof(acpi_rsdp_t);
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rsdt = (acpi_rsdt_t *) current;
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current += sizeof(acpi_rsdt_t);
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/* clear all table memory */
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memset((void *)start, 0, current - start);
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acpi_write_rsdp(rsdp, rsdt, NULL);
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acpi_write_rsdt(rsdt);
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/*
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* We explicitly add these tables later on:
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*/
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printk(BIOS_DEBUG, "ACPI: * FACS\n");
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facs = (acpi_facs_t *) current;
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current += sizeof(acpi_facs_t);
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acpi_create_facs(facs);
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dsdt = (acpi_header_t *)current;
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memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
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current += dsdt->length;
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memcpy(dsdt, &AmlCode, dsdt->length);
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dsdt->checksum = 0; // don't trust intel iasl compiler to get this right
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dsdt->checksum = acpi_checksum((u8*)dsdt, dsdt->length);
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printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
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printk(BIOS_DEBUG, "ACPI: * FADT\n");
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fadt = (acpi_fadt_t *) current;
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current += sizeof(acpi_fadt_t);
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acpi_create_fadt(fadt,facs,dsdt);
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acpi_add_table(rsdp,fadt);
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printk(BIOS_INFO, "ACPI: done.\n");
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return current;
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}
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