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/* $OpenBSD: pciio.h,v 1.8 2020/06/22 04:11:37 dlg Exp $ */
/*-
* Copyright (c) 1997, Stefan Esser <se@FreeBSD.ORG>
* Copyright (c) 1997, 1998, 1999, Kenneth D. Merry <ken@FreeBSD.ORG>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: src/sys/sys/pciio.h,v 1.5 1999/12/08 17:44:04 ken Exp $
*
*/
#ifndef _SYS_PCIIO_H_
#define _SYS_PCIIO_H_
#include <sys/ioccom.h>
struct pcisel {
u_int8_t pc_bus; /* bus number */
u_int8_t pc_dev; /* device on this bus */
u_int8_t pc_func; /* function on this device */
};
struct pci_io {
struct pcisel pi_sel; /* device to operate on */
int pi_reg; /* configuration register to examine */
int pi_width; /* width (in bytes) of read or write */
u_int32_t pi_data; /* data to write or result of read */
};
struct pci_rom {
struct pcisel pr_sel;
int pr_romlen;
char *pr_rom;
};
struct pci_vpd_req {
struct pcisel pv_sel;
int pv_offset;
int pv_count;
uint32_t *pv_data;
};
struct pci_vga {
struct pcisel pv_sel;
int pv_lock;
int pv_decode;
};
#define PCI_VGA_UNLOCK 0x00
#define PCI_VGA_LOCK 0x01
#define PCI_VGA_TRYLOCK 0x02
#define PCI_VGA_IO_ENABLE 0x01
#define PCI_VGA_MEM_ENABLE 0x02
#define PCIOCREAD _IOWR('p', 2, struct pci_io)
#define PCIOCWRITE _IOWR('p', 3, struct pci_io)
#define PCIOCGETROMLEN _IOWR('p', 4, struct pci_rom)
#define PCIOCGETROM _IOWR('p', 5, struct pci_rom)
#define PCIOCGETVGA _IOWR('p', 6, struct pci_vga)
#define PCIOCSETVGA _IOWR('p', 7, struct pci_vga)
#define PCIOCREADMASK _IOWR('p', 8, struct pci_io)
#define PCIOCGETVPD _IOWR('p', 9, struct pci_vpd_req)
#endif /* !_SYS_PCIIO_H_ */
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