pcib_private.h revision 166176
1228072Sbapt/*- 2228072Sbapt * Copyright (c) 1994,1995 Stefan Esser, Wolfgang StanglMeier 3228072Sbapt * Copyright (c) 2000 Michael Smith <msmith@freebsd.org> 4228072Sbapt * Copyright (c) 2000 BSDi 5228072Sbapt * All rights reserved. 6228072Sbapt * 7228072Sbapt * Redistribution and use in source and binary forms, with or without 8228072Sbapt * modification, are permitted provided that the following conditions 9228072Sbapt * are met: 10228072Sbapt * 1. Redistributions of source code must retain the above copyright 11228072Sbapt * notice, this list of conditions and the following disclaimer. 12228072Sbapt * 2. Redistributions in binary form must reproduce the above copyright 13228072Sbapt * notice, this list of conditions and the following disclaimer in the 14228072Sbapt * documentation and/or other materials provided with the distribution. 15228072Sbapt * 3. The name of the author may not be used to endorse or promote products 16228072Sbapt * derived from this software without specific prior written permission. 17228072Sbapt * 18228072Sbapt * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19228072Sbapt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20228072Sbapt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21228072Sbapt * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22228072Sbapt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23228072Sbapt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24228072Sbapt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25228072Sbapt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26228072Sbapt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27228072Sbapt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28228072Sbapt * SUCH DAMAGE. 29228072Sbapt * 30228072Sbapt * $FreeBSD: head/sys/dev/pci/pcib_private.h 166176 2007-01-22 21:48:44Z jhb $ 31228072Sbapt */ 32228072Sbapt 33228072Sbapt#ifndef __PCIB_PRIVATE_H__ 34228072Sbapt#define __PCIB_PRIVATE_H__ 35228072Sbapt 36228072Sbapt/* 37228072Sbapt * Export portions of generic PCI:PCI bridge support so that it can be 38228072Sbapt * used by subclasses. 39228072Sbapt */ 40228072Sbapt 41228072Sbapt/* 42228072Sbapt * Bridge-specific data. 43228072Sbapt */ 44228072Sbaptstruct pcib_softc 45228072Sbapt{ 46228072Sbapt device_t dev; 47228072Sbapt uint32_t flags; /* flags */ 48228072Sbapt#define PCIB_SUBTRACTIVE 0x1 49228072Sbapt#define PCIB_DISABLE_MSI 0x2 50228072Sbapt uint16_t command; /* command register */ 51228072Sbapt uint8_t secbus; /* secondary bus number */ 52228072Sbapt uint8_t subbus; /* subordinate bus number */ 53228072Sbapt pci_addr_t pmembase; /* base address of prefetchable memory */ 54228072Sbapt pci_addr_t pmemlimit; /* topmost address of prefetchable memory */ 55228072Sbapt pci_addr_t membase; /* base address of memory window */ 56228072Sbapt pci_addr_t memlimit; /* topmost address of memory window */ 57228072Sbapt uint32_t iobase; /* base address of port window */ 58228072Sbapt uint32_t iolimit; /* topmost address of port window */ 59228072Sbapt uint16_t secstat; /* secondary bus status register */ 60228072Sbapt uint16_t bridgectl; /* bridge control register */ 61228072Sbapt uint8_t seclat; /* secondary bus latency timer */ 62228072Sbapt}; 63228072Sbapt 64228072Sbapttypedef uint32_t pci_read_config_fn(int b, int s, int f, int reg, int width); 65228072Sbapt 66228072Sbaptint host_pcib_get_busno(pci_read_config_fn read_config, int bus, 67228072Sbapt int slot, int func, uint8_t *busnum); 68228072Sbaptint pcib_attach(device_t dev); 69228072Sbaptvoid pcib_attach_common(device_t dev); 70228072Sbaptint pcib_read_ivar(device_t dev, device_t child, int which, uintptr_t *result); 71228072Sbaptint pcib_write_ivar(device_t dev, device_t child, int which, uintptr_t value); 72228072Sbaptstruct resource *pcib_alloc_resource(device_t dev, device_t child, int type, int *rid, 73228072Sbapt u_long start, u_long end, u_long count, u_int flags); 74228072Sbaptint pcib_maxslots(device_t dev); 75228072Sbaptuint32_t pcib_read_config(device_t dev, int b, int s, int f, int reg, int width); 76228072Sbaptvoid pcib_write_config(device_t dev, int b, int s, int f, int reg, uint32_t val, int width); 77228072Sbaptint pcib_route_interrupt(device_t pcib, device_t dev, int pin); 78228072Sbaptint pcib_alloc_msi(device_t pcib, device_t dev, int count, int maxcount, int *irqs); 79228072Sbaptint pcib_release_msi(device_t pcib, device_t dev, int count, int *irqs); 80228072Sbaptint pcib_alloc_msix(device_t pcib, device_t dev, int index, int *irq); 81228072Sbaptint pcib_remap_msix(device_t pcib, device_t dev, int index, int irq); 82228072Sbaptint pcib_release_msix(device_t pcib, device_t dev, int irq); 83228072Sbapt 84228072Sbapt#endif 85228072Sbapt