94 lines
3.6 KiB
C
94 lines
3.6 KiB
C
/*
|
|
* PCIDEV: PCI host device mapping
|
|
* Copyright (C) 2003 Frank Cornelis <fcorneli@pandora.be>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
#ifndef _KERNEL_PCIDEV_H
|
|
#define _KERNEL_PCIDEV_H
|
|
|
|
#define PCIDEV_MAJOR 240
|
|
#define PCIDEV_NAME "pcidev"
|
|
|
|
#define PCIDEV_COUNT_RESOURCES 6
|
|
|
|
struct pcidev_find_struct {
|
|
unsigned long vendorID;
|
|
unsigned long deviceID;
|
|
unsigned long bus;
|
|
unsigned long device;
|
|
unsigned long func;
|
|
struct {
|
|
unsigned long start;
|
|
unsigned long end;
|
|
unsigned long flags; // see linux/ioport.h
|
|
} resources [PCIDEV_COUNT_RESOURCES];
|
|
};
|
|
|
|
// we copied these values from linux/ioport.h since these
|
|
// are not accessible from within user space code
|
|
#define PCIDEV_RESOURCE_IO 0x100
|
|
#define PCIDEV_RESOURCE_MEM 0x200
|
|
|
|
struct pcidev_io_struct {
|
|
unsigned long address;
|
|
unsigned long value;
|
|
};
|
|
|
|
#define PCIDEV_IOCTL_MAGIC 'p'
|
|
#define PCIDEV_IOCTL_FIND _IOWR(PCIDEV_IOCTL_MAGIC, 0, struct pcidev_find_struct)
|
|
|
|
#define PCIDEV_IOCTL_READ_CONFIG_BYTE _IOWR(PCIDEV_IOCTL_MAGIC, 1, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_READ_CONFIG_WORD _IOWR(PCIDEV_IOCTL_MAGIC, 2, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_READ_CONFIG_DWORD _IOWR(PCIDEV_IOCTL_MAGIC, 3, struct pcidev_io_struct)
|
|
|
|
#define PCIDEV_IOCTL_WRITE_CONFIG_BYTE _IOR(PCIDEV_IOCTL_MAGIC, 4, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_WRITE_CONFIG_WORD _IOR(PCIDEV_IOCTL_MAGIC, 5, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_WRITE_CONFIG_DWORD _IOR(PCIDEV_IOCTL_MAGIC, 6, struct pcidev_io_struct)
|
|
|
|
#define PCIDEV_IOCTL_INTERRUPT _IO(PCIDEV_IOCTL_MAGIC, 7)
|
|
#define PCIDEV_IOCTL_INTERRUPT_TEST _IO(PCIDEV_IOCTL_MAGIC, 8)
|
|
|
|
#define PCIDEV_IOCTL_READ_IO_BYTE _IOWR(PCIDEV_IOCTL_MAGIC, 9, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_READ_IO_WORD _IOWR(PCIDEV_IOCTL_MAGIC, 10, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_READ_IO_DWORD _IOWR(PCIDEV_IOCTL_MAGIC, 11, struct pcidev_io_struct)
|
|
|
|
#define PCIDEV_IOCTL_WRITE_IO_BYTE _IOR(PCIDEV_IOCTL_MAGIC, 12, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_WRITE_IO_WORD _IOR(PCIDEV_IOCTL_MAGIC, 13, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_WRITE_IO_DWORD _IOR(PCIDEV_IOCTL_MAGIC, 14, struct pcidev_io_struct)
|
|
|
|
#define PCIDEV_IOCTL_READ_MEM_BYTE _IOWR(PCIDEV_IOCTL_MAGIC, 15, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_READ_MEM_WORD _IOWR(PCIDEV_IOCTL_MAGIC, 16, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_READ_MEM_DWORD _IOWR(PCIDEV_IOCTL_MAGIC, 17, struct pcidev_io_struct)
|
|
|
|
#define PCIDEV_IOCTL_WRITE_MEM_BYTE _IOR(PCIDEV_IOCTL_MAGIC, 18, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_WRITE_MEM_WORD _IOR(PCIDEV_IOCTL_MAGIC, 19, struct pcidev_io_struct)
|
|
#define PCIDEV_IOCTL_WRITE_MEM_DWORD _IOR(PCIDEV_IOCTL_MAGIC, 20, struct pcidev_io_struct)
|
|
|
|
#define PCIDEV_IOCTL_PROBE_CONFIG_DWORD _IOWR(PCIDEV_IOCTL_MAGIC, 21, struct pcidev_io_struct)
|
|
|
|
|
|
#ifdef __KERNEL__
|
|
|
|
struct pcidev_struct {
|
|
struct pci_dev *dev;
|
|
int pid; // send irq signals to this task
|
|
struct timer_list irq_timer; // for testing the irq signals
|
|
void *mapped_mem [PCIDEV_COUNT_RESOURCES];
|
|
};
|
|
|
|
#endif // __KERNEL__
|
|
|
|
#endif // _KERNEL_PCIDEV_H
|