2093c4f7c2
Port the changes that were made in amd/cimx to amd/agesa
as were done in:
commit c93a75a5ab
Author: Mike Loptien <mike.loptien@se-eng.com>
Date: Fri Jun 6 15:16:29 2014 -0600
AMD/CIMx: Add functions for AMD PCI IRQ routing
This change also moves the PCI INT functions to
southbridge/amd so that they can be used by CIMX and
AGESA. The amd/persimmon board is updated for this
change.
Signed-off-by: Dave Frodin <dave.frodin@se-eng.com>
Change-Id: I525be90f9cf8e825e162d53a7ecd1e69c6e27637
Reviewed-on: http://review.coreboot.org/6065
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2014 Sage Electronic Engineering, LLC.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AMD_PCI_UTIL_H
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#define AMD_PCI_UTIL_H
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#include <stdint.h>
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#include "amd_pci_int_defs.h"
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/* FCH index/data registers */
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#define PCI_INTR_INDEX 0xc00
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#define PCI_INTR_DATA 0xc01
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#ifndef __PRE_RAM__
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struct pirq_struct {
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u8 devfn;
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u8 PIN[4]; /* PINA/B/C/D are index 0/1/2/3 */
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};
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extern const struct pirq_struct * pirq_data_ptr;
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extern u32 pirq_data_size;
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extern const u8 * intr_data_ptr;
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extern const u8 * picr_data_ptr;
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u8 read_pci_int_idx(u8 index, int mode);
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void write_pci_int_idx(u8 index, int mode, u8 data);
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void write_pci_cfg_irqs(void);
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void write_pci_int_table (void);
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#endif /* __PRE_RAM */
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#endif /* AMD_PCI_UTIL_H */
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