| pci_cfgreg.c (243712) | pci_cfgreg.c (243737) |
|---|---|
| 1/*- 2 * Copyright (c) 1997, Stefan Esser <se@freebsd.org> 3 * Copyright (c) 2000, Michael Smith <msmith@freebsd.org> 4 * Copyright (c) 2000, BSDi 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 13 unchanged lines hidden (view full) --- 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1997, Stefan Esser <se@freebsd.org> 3 * Copyright (c) 2000, Michael Smith <msmith@freebsd.org> 4 * Copyright (c) 2000, BSDi 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 13 unchanged lines hidden (view full) --- 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h> |
| 30__FBSDID("$FreeBSD: head/sys/amd64/pci/pci_cfgreg.c 243712 2012-11-30 20:15:01Z jkim $"); | 30__FBSDID("$FreeBSD: head/sys/amd64/pci/pci_cfgreg.c 243737 2012-12-01 00:56:19Z jkim $"); |
| 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/bus.h> 35#include <sys/lock.h> 36#include <sys/kernel.h> 37#include <sys/mutex.h> 38#include <sys/sysctl.h> --- 251 unchanged lines hidden (view full) --- 290 if (val2 != val1) 291 pcie_badslots |= (1 << slot); 292 } 293 } 294 295 return (1); 296} 297 | 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/bus.h> 35#include <sys/lock.h> 36#include <sys/kernel.h> 37#include <sys/mutex.h> 38#include <sys/sysctl.h> --- 251 unchanged lines hidden (view full) --- 290 if (val2 != val1) 291 pcie_badslots |= (1 << slot); 292 } 293 } 294 295 return (1); 296} 297 |
| 298#define PCIE_VADDR(base, reg, bus, slot, func) \ 299 ((base) + \ 300 ((((bus) & 0xff) << 20) | \ 301 (((slot) & 0x1f) << 15) | \ 302 (((func) & 0x7) << 12) | \ 303 ((reg) & 0xfff))) 304 |
|
| 298/* 299 * AMD BIOS And Kernel Developer's Guides for CPU families starting with 10h 300 * have a requirement that all accesses to the memory mapped PCI configuration 301 * space are done using AX class of registers. 302 * Since other vendors do not currently have any contradicting requirements 303 * the AMD access pattern is applied universally. 304 */ | 305/* 306 * AMD BIOS And Kernel Developer's Guides for CPU families starting with 10h 307 * have a requirement that all accesses to the memory mapped PCI configuration 308 * space are done using AX class of registers. 309 * Since other vendors do not currently have any contradicting requirements 310 * the AMD access pattern is applied universally. 311 */ |
| 305#define PCIE_VADDR(base, reg, bus, slot, func) \ 306 ((base) + \ 307 ((((bus) & 0xff) << 20) | \ 308 (((slot) & 0x1f) << 15) | \ 309 (((func) & 0x7) << 12) | \ 310 ((reg) & 0xfff))) | |
| 311 312static int 313pciereg_cfgread(int bus, unsigned slot, unsigned func, unsigned reg, 314 unsigned bytes) 315{ 316 vm_offset_t va; 317 int data = -1; 318 --- 51 unchanged lines hidden --- | 312 313static int 314pciereg_cfgread(int bus, unsigned slot, unsigned func, unsigned reg, 315 unsigned bytes) 316{ 317 vm_offset_t va; 318 int data = -1; 319 --- 51 unchanged lines hidden --- |