WSL2-Linux-Kernel/arch/arm/mach-shark/pci.c

54 строки
996 B
C

/*
* linux/arch/arm/mach-shark/pci.c
*
* PCI bios-type initialisation for PCI machines
*
* Bits taken from various places.
*/
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <video/vga.h>
#include <asm/irq.h>
#include <asm/mach/pci.h>
#include <asm/mach-types.h>
static int __init shark_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
if (dev->bus->number == 0)
if (dev->devfn == 0)
return 255;
else
return 11;
else
return 255;
}
extern void __init via82c505_preinit(void);
static struct hw_pci shark_pci __initdata = {
.setup = via82c505_setup,
.swizzle = pci_std_swizzle,
.map_irq = shark_map_irq,
.nr_controllers = 1,
.scan = via82c505_scan_bus,
.preinit = via82c505_preinit,
};
static int __init shark_pci_init(void)
{
if (!machine_is_shark())
return;
pcibios_min_io = 0x6000;
pcibios_min_mem = 0x50000000;
vga_base = 0xe8000000;
pci_common_init(&shark_pci);
return 0;
}
subsys_initcall(shark_pci_init);