ops-lboxre2.c

linux 内核源代码

/*
 * linux/arch/sh/drivers/pci/ops-lboxre2.c
 *
 * Copyright (C) 2007 Nobuhiro Iwamatsu
 *
 * PCI initialization for the NTT COMWARE L-BOX RE2
 */
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/io.h>
#include <asm/lboxre2.h>
#include "pci-sh4.h"

static char lboxre2_irq_tab[] __initdata = {
	IRQ_ETH0, IRQ_ETH1, IRQ_INTA, IRQ_INTD,
};

int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
{
	return lboxre2_irq_tab[slot];
}

static struct resource sh7751_io_resource = {
	.name	= "SH7751_IO",
	.start	= SH7751_PCI_IO_BASE ,
	.end	= SH7751_PCI_IO_BASE + SH7751_PCI_IO_SIZE - 1,
	.flags	= IORESOURCE_IO
};

static struct resource sh7751_mem_resource = {
	.name	= "SH7751_mem",
	.start	= SH7751_PCI_MEMORY_BASE,
	.end	= SH7751_PCI_MEMORY_BASE + SH7751_PCI_MEM_SIZE - 1,
	.flags	= IORESOURCE_MEM
};

extern struct pci_ops sh7751_pci_ops;

struct pci_channel board_pci_channels[] = {
	{ &sh4_pci_ops, &sh7751_io_resource, &sh7751_mem_resource, 0, 0xff },
	{ NULL, NULL, NULL, 0, 0 },
};

EXPORT_SYMBOL(board_pci_channels);

static struct sh4_pci_address_map sh7751_pci_map = {
	.window0	= {
		.base	= SH7751_CS3_BASE_ADDR,
		.size	= 0x04000000,
	},
	.window1	= {
		.base	= 0x00000000,	/* Unused */
		.size	= 0x00000000,	/* Unused */
	},
	.flags	= SH4_PCIC_NO_RESET,
};

int __init pcibios_init_platform(void)
{
	return sh7751_pcic_init(&sh7751_pci_map);
}