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authorKyösti Mälkki <kyosti.malkki@gmail.com>2014-07-21 19:35:16 +0300
committerKyösti Mälkki <kyosti.malkki@gmail.com>2014-07-24 13:59:22 +0200
commit0c797f1c28cd16c64482b2cea554e89baaa31445 (patch)
tree0eb73249b03eb0609e350250c32b4f0bdab3bcaf /src/mainboard/gizmosphere
parent0ff17c9cae11b46535b99880f013d0ca084ea1f8 (diff)
downloadcoreboot-0c797f1c28cd16c64482b2cea554e89baaa31445.tar.xz
AGESA: Drop offset on PCI device enumeration
Integrated PCI devices in southbridge silicon have static BDFs, no need to have variables to store the parent bus or an offset with constant zero. Change-Id: I37d3794d36b5e5775da9215574ddc199696646d0 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/6333 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Diffstat (limited to 'src/mainboard/gizmosphere')
-rwxr-xr-xsrc/mainboard/gizmosphere/gizmo/get_bus_conf.c18
-rwxr-xr-xsrc/mainboard/gizmosphere/gizmo/irq_tables.c8
2 files changed, 5 insertions, 21 deletions
diff --git a/src/mainboard/gizmosphere/gizmo/get_bus_conf.c b/src/mainboard/gizmosphere/gizmo/get_bus_conf.c
index 646c543dba..2cc2c0c30f 100755
--- a/src/mainboard/gizmosphere/gizmo/get_bus_conf.c
+++ b/src/mainboard/gizmosphere/gizmo/get_bus_conf.c
@@ -34,17 +34,6 @@
u8 bus_sb800[6];
u32 apicid_sb800;
-/*
-* Here you only need to set value in pci1234 for HT-IO that could be installed or not
-* You may need to preset pci1234 for HTIO board,
-* please refer to src/northbridge/amd/amdk8/get_sblk_pci1234.c for detail
-*/
-u32 pci1234x[] = {
- 0x0000ff0,
-};
-
-u32 sbdn_sb800;
-
void get_bus_conf(void)
{
@@ -53,24 +42,21 @@ void get_bus_conf(void)
device_t dev;
int i;
- sbdn_sb800 = 0;
memset(bus_sb800, 0, sizeof(bus_sb800));
-// bus_sb800[0] = (sysconf.pci1234[0] >> 16) & 0xff;
- bus_sb800[0] = (pci1234x[0] >> 16) & 0xff;
/* sb800 */
- dev = dev_find_slot(bus_sb800[0], PCI_DEVFN(sbdn_sb800 + 0x14, 4));
+ dev = dev_find_slot(0, PCI_DEVFN(0x14, 4));
if (dev) {
bus_sb800[1] = pci_read_config8(dev, PCI_SECONDARY_BUS);
}
for (i = 0; i < 4; i++) {
- dev = dev_find_slot(bus_sb800[0], PCI_DEVFN(sbdn_sb800 + 0x14, i));
+ dev = dev_find_slot(0, PCI_DEVFN(0x14, i));
if (dev) {
bus_sb800[2 + i] = pci_read_config8(dev, PCI_SECONDARY_BUS);
}
diff --git a/src/mainboard/gizmosphere/gizmo/irq_tables.c b/src/mainboard/gizmosphere/gizmo/irq_tables.c
index 5ce2be932d..bb33568562 100755
--- a/src/mainboard/gizmosphere/gizmo/irq_tables.c
+++ b/src/mainboard/gizmosphere/gizmo/irq_tables.c
@@ -45,8 +45,6 @@ static void write_pirq_info(struct irq_info *pirq_info, u8 bus, u8 devfn,
pirq_info->slot = slot;
pirq_info->rfu = rfu;
}
-extern u8 bus_sb800[6];
-extern unsigned long sbdn_sb800;
unsigned long write_pirq_routing_table(unsigned long addr)
{
@@ -72,8 +70,8 @@ unsigned long write_pirq_routing_table(unsigned long addr)
pirq->signature = PIRQ_SIGNATURE;
pirq->version = PIRQ_VERSION;
- pirq->rtr_bus = bus_sb800[0];
- pirq->rtr_devfn = ((sbdn_sb800 + 0x14) << 3) | 4;
+ pirq->rtr_bus = 0;
+ pirq->rtr_devfn = PCI_DEVFN(0x14, 4);
pirq->exclusive_irqs = 0;
@@ -89,7 +87,7 @@ unsigned long write_pirq_routing_table(unsigned long addr)
/* pci bridge */
- write_pirq_info(pirq_info, bus_sb800[0], ((sbdn_sb800 + 0x14) << 3) | 4,
+ write_pirq_info(pirq_info, 0, PCI_DEVFN(0x14, 4),
0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0,
0);
pirq_info++;