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authorVladimir Serbinenko <phcoder@gmail.com>2014-09-01 23:27:09 +0200
committerVladimir Serbinenko <phcoder@gmail.com>2014-10-18 22:15:32 +0200
commitb6200969ec931db8a7805b899d16fde139309f6e (patch)
treef3bbe12550edc4c13dc74db93f6fb59a1fe0d142 /src
parent9a0b251680cf4aa9dbacde9c60d8579da81ed404 (diff)
via/vt8454c: Migrate to per-device ACPI
Change-Id: Ia3f6691ae7c33b5e22010e25a1f01996a594196e Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/6943 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/via/vt8454c/Kconfig1
-rw-r--r--src/mainboard/via/vt8454c/acpi_tables.c106
-rw-r--r--src/northbridge/via/cx700/northbridge.c24
3 files changed, 25 insertions, 106 deletions
diff --git a/src/mainboard/via/vt8454c/Kconfig b/src/mainboard/via/vt8454c/Kconfig
index da71c8796b..789a0634ab 100644
--- a/src/mainboard/via/vt8454c/Kconfig
+++ b/src/mainboard/via/vt8454c/Kconfig
@@ -10,6 +10,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy
select HAVE_MP_TABLE
select HAVE_ACPI_TABLES
select BOARD_ROMSIZE_KB_512
+ select PER_DEVICE_ACPI_TABLES
config MAINBOARD_DIR
string
diff --git a/src/mainboard/via/vt8454c/acpi_tables.c b/src/mainboard/via/vt8454c/acpi_tables.c
index a13395acf3..1830c1dced 100644
--- a/src/mainboard/via/vt8454c/acpi_tables.c
+++ b/src/mainboard/via/vt8454c/acpi_tables.c
@@ -27,30 +27,6 @@
#include <device/pci.h>
#include <device/pci_ids.h>
-extern const unsigned char AmlCode[];
-
-unsigned long acpi_fill_mcfg(unsigned long current)
-{
- device_t dev;
- u64 mmcfg;
-
- dev = dev_find_device(0x1106, 0x324b, 0); // 0:0x13.0
- if (!dev)
- return current;
-
- // MMCFG not supported or not enabled.
- if ((pci_read_config8(dev, 0x40) & 0xC0) != 0xC0)
- return current;
-
- mmcfg = ((u64) pci_read_config8(dev, 0x41)) << 28;
- if (!mmcfg)
- return current;
-
- current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *) current, mmcfg, 0x0, 0x0, 0xff);
-
- return current;
-}
-
unsigned long acpi_fill_madt(unsigned long current)
{
/* Local Apic */
@@ -80,85 +56,3 @@ 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_hpet_t *hpet;
- acpi_madt_t *madt;
- acpi_mcfg_t *mcfg;
- 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: * HPET\n");
-
- hpet = (acpi_hpet_t *) current;
- current += sizeof(acpi_hpet_t);
- acpi_create_hpet(hpet);
- acpi_add_table(rsdp, hpet);
-
- /* If we want to use HPET Timers Linux wants an 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_DEBUG, "ACPI: * MCFG\n");
- mcfg = (acpi_mcfg_t *) current;
- acpi_create_mcfg(mcfg);
- current += mcfg->header.length;
- acpi_add_table(rsdp, mcfg);
-
- 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;
- dsdt = (acpi_header_t *)current;
- memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
- current += dsdt->length;
- memcpy(dsdt, &AmlCode, dsdt->length);
-#ifdef DONT_TRUST_IASL
- 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);
- printk(BIOS_INFO, "ACPI: done.\n");
- return current;
-}
diff --git a/src/northbridge/via/cx700/northbridge.c b/src/northbridge/via/cx700/northbridge.c
index 7514ec4acb..e3314fff8e 100644
--- a/src/northbridge/via/cx700/northbridge.c
+++ b/src/northbridge/via/cx700/northbridge.c
@@ -29,6 +29,7 @@
#include <cpu/cpu.h>
#include <cpu/x86/mtrr.h>
#include <cbmem.h>
+#include <arch/acpi.h>
static void pci_domain_set_resources(device_t dev)
{
@@ -79,6 +80,28 @@ static void pci_domain_set_resources(device_t dev)
assign_resources(dev->link_list);
}
+unsigned long acpi_fill_mcfg(unsigned long current)
+{
+ device_t dev;
+ u64 mmcfg;
+
+ dev = dev_find_device(0x1106, 0x324b, 0); // 0:0x13.0
+ if (!dev)
+ return current;
+
+ // MMCFG not supported or not enabled.
+ if ((pci_read_config8(dev, 0x40) & 0xC0) != 0xC0)
+ return current;
+
+ mmcfg = ((u64) pci_read_config8(dev, 0x41)) << 28;
+ if (!mmcfg)
+ return current;
+
+ current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *) current, mmcfg, 0x0, 0x0, 0xff);
+
+ return current;
+}
+
static struct device_operations pci_domain_ops = {
.read_resources = pci_domain_read_resources,
.set_resources = pci_domain_set_resources,
@@ -86,6 +109,7 @@ static struct device_operations pci_domain_ops = {
.init = NULL,
.scan_bus = pci_domain_scan_bus,
.ops_pci_bus = pci_bus_default_ops,
+ .write_acpi_tables = acpi_write_hpet,
};
static void cpu_bus_init(device_t dev)