mirror of
https://github.com/AsahiLinux/u-boot
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49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
/*
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* Copyright (c) 2011 The Chromium OS Authors.
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* (C) Copyright 2008,2009
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* Graeme Russ, <graeme.russ@gmail.com>
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*
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* (C) Copyright 2002
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* Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <pci.h>
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#include <asm/pci.h>
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static struct pci_controller coreboot_hose;
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static void config_pci_bridge(struct pci_controller *hose, pci_dev_t dev,
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struct pci_config_table *table)
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{
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u8 secondary;
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hose->read_byte(hose, dev, PCI_SECONDARY_BUS, &secondary);
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hose->last_busno = max(hose->last_busno, secondary);
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pci_hose_scan_bus(hose, secondary);
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}
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static struct pci_config_table pci_coreboot_config_table[] = {
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/* vendor, device, class, bus, dev, func */
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{ PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_BRIDGE_PCI,
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PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, &config_pci_bridge },
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{}
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};
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void pci_init_board(void)
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{
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coreboot_hose.config_table = pci_coreboot_config_table;
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coreboot_hose.first_busno = 0;
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coreboot_hose.last_busno = 0;
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pci_set_region(coreboot_hose.regions + 0, 0x0, 0x0, 0xffffffff,
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PCI_REGION_MEM);
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coreboot_hose.region_count = 1;
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pci_setup_type1(&coreboot_hose);
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pci_register_hose(&coreboot_hose);
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pci_hose_scan(&coreboot_hose);
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}
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