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authorKyösti Mälkki <kyosti.malkki@gmail.com>2014-07-22 15:24:15 +0300
committerKyösti Mälkki <kyosti.malkki@gmail.com>2014-07-28 17:24:48 +0200
commitcdfb46240b4bba8a112c85a5f5d26447e90378b3 (patch)
treed344b5c2916050e49975a3089ae81bb3c7a6c632 /src/mainboard/amd/union_station
parente5523b808b2a29a3049a21a3b0339e80fbeef42a (diff)
AGESA boards: Use devicetree for PCI bus enumeration
Previously MP table contained PCI_INT entries for PCI bus behind bridge 0:14.4 even if said PCI bridge function was disabled. Remove these as invalid, indeterminate bus number could cause conflicts. PCI_INT entries with bus_sb800[2], bus_hudson[2] and bus_yangtze[2] were invalid as there is no PCI bridge hardware on device 0:14.0. Remove these as invalid, indeterminate bus number could cause conflicts. Change-Id: Ie6a3807f64c8651cf9f732612e1aa7f376a3134f Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/6358 Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/mainboard/amd/union_station')
-rw-r--r--src/mainboard/amd/union_station/mptable.c45
1 files changed, 21 insertions, 24 deletions
diff --git a/src/mainboard/amd/union_station/mptable.c b/src/mainboard/amd/union_station/mptable.c
index 32af39a7b5..57eaa0ec3a 100644
--- a/src/mainboard/amd/union_station/mptable.c
+++ b/src/mainboard/amd/union_station/mptable.c
@@ -27,11 +27,8 @@
#include <cpu/amd/amdfam14.h>
#include <SBPLATFORM.h>
-extern u8 bus_sb800[6];
-
extern u32 apicid_sb800;
-
u8 intr_data[] = {
[0x00] = 0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17, /* INTA# - INTH# */
[0x08] = 0x00,0x00,0x00,0x00,0x1F,0x1F,0x1F,0x1F, /* Misc-nil,0,1,2, INT from Serial irq */
@@ -104,27 +101,27 @@ static void *smp_write_config_table(void *v)
/* on board NIC & Slot PCIE. */
/* PCI slots */
- /* PCI_SLOT 0. */
- PCI_INT(bus_sb800[1], 0x5, 0x0, 0x14);
- PCI_INT(bus_sb800[1], 0x5, 0x1, 0x15);
- PCI_INT(bus_sb800[1], 0x5, 0x2, 0x16);
- PCI_INT(bus_sb800[1], 0x5, 0x3, 0x17);
-
- /* PCI_SLOT 1. */
- PCI_INT(bus_sb800[1], 0x6, 0x0, 0x15);
- PCI_INT(bus_sb800[1], 0x6, 0x1, 0x16);
- PCI_INT(bus_sb800[1], 0x6, 0x2, 0x17);
- PCI_INT(bus_sb800[1], 0x6, 0x3, 0x14);
-
- /* PCI_SLOT 2. */
- PCI_INT(bus_sb800[1], 0x7, 0x0, 0x16);
- PCI_INT(bus_sb800[1], 0x7, 0x1, 0x17);
- PCI_INT(bus_sb800[1], 0x7, 0x2, 0x14);
- PCI_INT(bus_sb800[1], 0x7, 0x3, 0x15);
-
- PCI_INT(bus_sb800[2], 0x0, 0x0, 0x12);
- PCI_INT(bus_sb800[2], 0x0, 0x1, 0x13);
- PCI_INT(bus_sb800[2], 0x0, 0x2, 0x14);
+ device_t dev = dev_find_slot(0, PCI_DEVFN(0x14, 4));
+ if (dev && dev->enabled) {
+ u8 bus_pci = dev->link_list->secondary;
+ /* PCI_SLOT 0. */
+ PCI_INT(bus_pci, 0x5, 0x0, 0x14);
+ PCI_INT(bus_pci, 0x5, 0x1, 0x15);
+ PCI_INT(bus_pci, 0x5, 0x2, 0x16);
+ PCI_INT(bus_pci, 0x5, 0x3, 0x17);
+
+ /* PCI_SLOT 1. */
+ PCI_INT(bus_pci, 0x6, 0x0, 0x15);
+ PCI_INT(bus_pci, 0x6, 0x1, 0x16);
+ PCI_INT(bus_pci, 0x6, 0x2, 0x17);
+ PCI_INT(bus_pci, 0x6, 0x3, 0x14);
+
+ /* PCI_SLOT 2. */
+ PCI_INT(bus_pci, 0x7, 0x0, 0x16);
+ PCI_INT(bus_pci, 0x7, 0x1, 0x17);
+ PCI_INT(bus_pci, 0x7, 0x2, 0x14);
+ PCI_INT(bus_pci, 0x7, 0x3, 0x15);
+ }
/* PCIe PortA */
PCI_INT(0x0, 0x15, 0x0, 0x10);