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nb/amd/pi/00730F01: initialize GNB IOAPIC 

Northbridge IOAPIC was not being initialized which caused its APIC ID to
be set to 0 (the same APIC ID as BSP).

TEST=boot Debian Linux on PC Engines apu2

Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Change-Id: Id06ad4c22a56eb3559e1d584fd0fcac1f95f13e7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39700
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
This commit is contained in:
Michał Żygowski 2020-03-20 15:54:27 +01:00 committed by Patrick Georgi
parent 89ae6b8fc2
commit 208318cdf4
2 changed files with 10 additions and 0 deletions
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9
src/northbridge/amd/pi/00730F01/northbridge.c
View File

@ -15,6 +15,7 @@
#include <console/console.h>
#include <device/pci_ops.h>
#include <arch/acpi.h>
#include <arch/ioapic.h>
#include <stdint.h>
#include <device/device.h>
#include <device/pci.h>
@ -290,6 +291,7 @@ static void read_resources(struct device *dev)
{
u32 nodeid;
struct bus *link;
struct resource *res;
nodeid = amdfam16_nodeid(dev);
for (link = dev->link_list; link; link = link->next) {
@ -304,6 +306,12 @@ static void read_resources(struct device *dev)
* 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(struct device *dev, struct resource *resource, u32 nodeid)
@ -410,6 +418,7 @@ static void set_resources(struct device *dev)
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)

1
src/northbridge/amd/pi/nb_common.h
View File

@ -15,5 +15,6 @@
#define __AMD_NB_COMMON_H__
#define DEV_CDB 0x18
#define IO_APIC2_ADDR 0xfec20000
#endif