mirror of https://gitee.com/openkylin/linux.git
70 lines
2.0 KiB
C
70 lines
2.0 KiB
C
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#include <linux/config.h>
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#include <linux/init.h>
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#include <linux/pci.h>
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#include <asm/mips-boards/atlasint.h>
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#define INTD ATLASINT_INTD
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#define INTC ATLASINT_INTC
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#define INTB ATLASINT_INTB
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#define INTA ATLASINT_INTA
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#define SCSI ATLASINT_SCSI
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#define ETH ATLASINT_ETH
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static char irq_tab[][5] __initdata = {
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/* INTA INTB INTC INTD */
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{0, 0, 0, 0, 0 }, /* 0: Unused */
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{0, 0, 0, 0, 0 }, /* 1: Unused */
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{0, 0, 0, 0, 0 }, /* 2: Unused */
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{0, 0, 0, 0, 0 }, /* 3: Unused */
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{0, 0, 0, 0, 0 }, /* 4: Unused */
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{0, 0, 0, 0, 0 }, /* 5: Unused */
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{0, 0, 0, 0, 0 }, /* 6: Unused */
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{0, 0, 0, 0, 0 }, /* 7: Unused */
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{0, 0, 0, 0, 0 }, /* 8: Unused */
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{0, 0, 0, 0, 0 }, /* 9: Unused */
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{0, 0, 0, 0, 0 }, /* 10: Unused */
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{0, 0, 0, 0, 0 }, /* 11: Unused */
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{0, 0, 0, 0, 0 }, /* 12: Unused */
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{0, 0, 0, 0, 0 }, /* 13: Unused */
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{0, 0, 0, 0, 0 }, /* 14: Unused */
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{0, 0, 0, 0, 0 }, /* 15: Unused */
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{0, SCSI, 0, 0, 0 }, /* 16: SYM53C810A SCSI */
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{0, 0, 0, 0, 0 }, /* 17: Core */
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{0, INTA, INTB, INTC, INTD }, /* 18: PCI Slot 1 */
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{0, ETH, 0, 0, 0 }, /* 19: SAA9730 Ethernet */
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{0, 0, 0, 0, 0 }, /* 20: PCI Slot 3 */
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{0, 0, 0, 0, 0 } /* 21: PCI Slot 4 */
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};
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int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
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{
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return irq_tab[slot][pin];
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}
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/* Do platform specific device initialization at pci_enable_device() time */
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int pcibios_plat_dev_init(struct pci_dev *dev)
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{
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return 0;
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}
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#ifdef CONFIG_KGDB
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/*
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* The PCI scan may have moved the saa9730 I/O address, so reread
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* the address here.
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* This does mean that it's not possible to debug the PCI bus configuration
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* code, but it is better than nothing...
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*/
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static void atlas_saa9730_base_fixup (struct pci_dev *pdev)
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{
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extern void *saa9730_base;
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if (pdev->bus == 0 && PCI_SLOT(pdev->devfn) == 19)
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(void) pci_read_config_dword (pdev, 0x14, (u32 *)&saa9730_base);
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printk ("saa9730_base = %x\n", saa9730_base);
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}
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DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_PHILIPS, PCI_DEVICE_ID_PHILIPS_SAA9730,
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atlas_saa9730_base_fixup);
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#endif
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