02363b5e46
That makes it easier to identify "license only" headers (because they are now license only) Script line used for that: perl -i -p0e 's|/\*.*\n.*This file is part of the coreboot project.*\n.*\*|/* This file is part of the coreboot project. */\n/*|' # ...filelist... Change-Id: I2280b19972e37c36d8c67a67e0320296567fa4f6 Signed-off-by: Patrick Georgi <pgeorgi@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/41065 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: David Hendricks <david.hendricks@gmail.com> Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
113 lines
2.9 KiB
C
113 lines
2.9 KiB
C
/* This file is part of the coreboot project. */
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/*
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* Copyright (C) 2016 Google Inc
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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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#include <stdio.h>
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#include <pci/pci.h>
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#include "pci-userspace.h"
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#define DEBUG_PCI 1
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static struct pci_access *pacc;
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int pci_initialize(void)
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{
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struct pci_dev *dev;
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pacc = pci_alloc();
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pci_init(pacc);
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pci_scan_bus(pacc);
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for (dev = pacc->devices; dev; dev = dev->next) {
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pci_fill_info(dev, PCI_FILL_IDENT | PCI_FILL_BASES);
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}
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return 0;
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}
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int pci_exit(void)
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{
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pci_cleanup(pacc);
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return 0;
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}
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u8 pci_read_config8(struct device *dev, unsigned int where)
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{
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struct pci_dev *d;
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if ((d = pci_get_dev(pacc, 0, dev->busno, dev->slot, dev->func)))
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return pci_read_byte(d, where);
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#ifdef DEBUG_PCI
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printf("PCI: device not found while read byte (%x:%x.%x)\n",
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dev->busno, dev->slot, dev->func);
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#endif
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return 0;
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}
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u16 pci_read_config16(struct device *dev, unsigned int where)
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{
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struct pci_dev *d;
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if ((d = pci_get_dev(pacc, 0, dev->busno, dev->slot, dev->func)))
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return pci_read_word(d, where);
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#ifdef DEBUG_PCI
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printf("PCI: device not found while read word (%x:%x.%x)\n",
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dev->busno, dev->slot, dev->func);
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#endif
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return 0;
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}
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u32 pci_read_config32(struct device *dev, unsigned int where)
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{
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struct pci_dev *d;
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if ((d = pci_get_dev(pacc, 0, dev->busno, dev->slot, dev->func)))
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return pci_read_long(d, where);
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#ifdef DEBUG_PCI
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printf("PCI: device not found while read dword (%x:%x.%x)\n",
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dev->busno, dev->slot, dev->func);
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#endif
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return 0;
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}
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void pci_write_config8(struct device *dev, unsigned int where, u8 val)
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{
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struct pci_dev *d;
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if ((d = pci_get_dev(pacc, 0, dev->busno, dev->slot, dev->func)))
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pci_write_byte(d, where, val);
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#ifdef DEBUG_PCI
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else
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printf("PCI: device not found while write byte (%x:%x.%x)\n",
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dev->busno, dev->slot, dev->func);
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#endif
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}
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void pci_write_config16(struct device *dev, unsigned int where, u16 val)
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{
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struct pci_dev *d;
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if ((d = pci_get_dev(pacc, 0, dev->busno, dev->slot, dev->func)))
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pci_write_word(d, where, val);
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#ifdef DEBUG_PCI
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else
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printf("PCI: device not found while write word (%x:%x.%x)\n",
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dev->busno, dev->slot, dev->func);
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#endif
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}
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void pci_write_config32(struct device *dev, unsigned int where, u32 val)
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{
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struct pci_dev *d;
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if ((d = pci_get_dev(pacc, 0, dev->busno, dev->slot, dev->func)))
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pci_write_long(d, where, val);
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#ifdef DEBUG_PCI
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else
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printf("PCI: device not found while write dword (%x:%x.%x)\n",
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dev->busno, dev->slot, dev->func);
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#endif
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}
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