[coreboot-gerrit] Change in coreboot[master]: amd/stoneyridge: Add GNB IOAPIC init
Marc Jones (Code Review)
gerrit at coreboot.org
Fri Apr 6 00:00:36 CEST 2018
Marc Jones has uploaded this change for review. ( https://review.coreboot.org/25541
Change subject: amd/stoneyridge: Add GNB IOAPIC init
......................................................................
amd/stoneyridge: Add GNB IOAPIC init
Use standard coreboot function to set virtual wire mode on
the GNB IOAPIC.
BUG=b:74104946
TEST=Check GNB IOAPIC debug output on serial.
Change-Id: I4ff8698419890df1459b1107f0861cf8277a99b0
Signed-off-by: Marc Jones <marc.jones at scarletltd.com>
---
M src/soc/amd/stoneyridge/northbridge.c
1 file changed, 10 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/41/25541/1
diff --git a/src/soc/amd/stoneyridge/northbridge.c b/src/soc/amd/stoneyridge/northbridge.c
index c640c1f..b725f9e 100644
--- a/src/soc/amd/stoneyridge/northbridge.c
+++ b/src/soc/amd/stoneyridge/northbridge.c
@@ -15,6 +15,7 @@
#include <arch/io.h>
+#include <arch/ioapic.h>
#include <arch/acpi.h>
#include <arch/acpigen.h>
#include <cbmem.h>
@@ -69,12 +70,20 @@
static void read_resources(device_t dev)
{
+ struct resource *res;
+
/*
* This MMCONF resource must be reserved in the PCI domain.
* It is not honored by the coreboot resource allocator if it is in
* the CPU_CLUSTER.
*/
mmconf_resource(dev, MMIO_CONF_BASE);
+
+ /* NB IOAPIC2 resource */
+ res = new_resource(dev, IO_APIC2_ADDR); /* IOAPIC2 */
+ res->base = IO_APIC2_ADDR;
+ res->size = 0x00001000;
+ res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
}
static void set_resource(device_t dev, struct resource *resource, u32 nodeid)
@@ -165,6 +174,7 @@
static void northbridge_init(struct device *dev)
{
+ setup_ioapic((u8 *)IO_APIC2_ADDR, CONFIG_MAX_CPUS+1);
}
static unsigned long acpi_fill_hest(acpi_hest_t *hest)
--
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I4ff8698419890df1459b1107f0861cf8277a99b0
Gerrit-Change-Number: 25541
Gerrit-PatchSet: 1
Gerrit-Owner: Marc Jones <marc at marcjonesconsulting.com>
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