diff options
Diffstat (limited to 'src/southbridge/amd/agesa/hudson/pci.c')
-rw-r--r-- | src/southbridge/amd/agesa/hudson/pci.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/southbridge/amd/agesa/hudson/pci.c b/src/southbridge/amd/agesa/hudson/pci.c index 58498f4ab6..e8836e4c7d 100644 --- a/src/southbridge/amd/agesa/hudson/pci.c +++ b/src/southbridge/amd/agesa/hudson/pci.c @@ -2,6 +2,7 @@ * This file is part of the coreboot project. * * Copyright (C) 2010 Advanced Micro Devices, Inc. + * Copyright (C) 2014 Sage Electronic Engineering, LLC. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -23,11 +24,35 @@ #include <device/pci_ids.h> #include <device/pci_ops.h> #include "hudson.h" +#include <southbridge/amd/amd_pci_util.h> +#include <bootstate.h> static void pci_init(struct device *dev) { } +/* + * Update the PCI devices with a valid IRQ number + * that is set in the mainboard PCI_IRQ structures. + */ +static void set_pci_irqs(void *unused) +{ + /* Write PCI_INTR regs 0xC00/0xC01 */ + write_pci_int_table(); + + /* Write IRQs for all devicetree enabled devices */ + write_pci_cfg_irqs(); +} + +/* + * Hook this function into the PCI state machine + * on entry into BS_DEV_ENABLE. + */ +BOOT_STATE_INIT_ENTRIES(pci_irq_update) = { + BOOT_STATE_INIT_ENTRY(BS_DEV_ENABLE, BS_ON_ENTRY, + set_pci_irqs, NULL), +}; + static struct pci_operations lops_pci = { .set_subsystem = 0, }; |