diff options
Diffstat (limited to 'hwaccess.h')
-rw-r--r-- | hwaccess.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/hwaccess.h b/hwaccess.h new file mode 100644 index 00000000..edf17382 --- /dev/null +++ b/hwaccess.h @@ -0,0 +1,99 @@ +/* + * This file is part of the flashrom project. + * + * Copyright (C) 2009 Carl-Daniel Hailfinger + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + * + * Header file for hardware access and OS abstraction. Included from flash.h. + */ + +#ifndef __HWACCESS_H__ +#define __HWACCESS_H__ 1 + +#if defined(__GLIBC__) +#include <sys/io.h> +#endif +#if NEED_PCI == 1 +#include <pci/pci.h> +#endif + +/* for iopl and outb under Solaris */ +#if defined (__sun) && (defined(__i386) || defined(__amd64)) +#include <strings.h> +#include <sys/sysi86.h> +#include <sys/psw.h> +#include <asm/sunddi.h> +#endif + +#if (defined(__MACH__) && defined(__APPLE__)) +#define __DARWIN__ +#endif + +#if defined(__FreeBSD__) || defined(__DragonFly__) + #include <machine/cpufunc.h> + #define off64_t off_t + #define lseek64 lseek + #define OUTB(x, y) do { u_int tmp = (y); outb(tmp, (x)); } while (0) + #define OUTW(x, y) do { u_int tmp = (y); outw(tmp, (x)); } while (0) + #define OUTL(x, y) do { u_int tmp = (y); outl(tmp, (x)); } while (0) + #define INB(x) __extension__ ({ u_int tmp = (x); inb(tmp); }) + #define INW(x) __extension__ ({ u_int tmp = (x); inw(tmp); }) + #define INL(x) __extension__ ({ u_int tmp = (x); inl(tmp); }) +#else +#if defined(__DARWIN__) + #include <DirectIO/darwinio.h> + #define off64_t off_t + #define lseek64 lseek +#endif +#if defined (__sun) && (defined(__i386) || defined(__amd64)) + /* Note different order for outb */ + #define OUTB(x,y) outb(y, x) + #define OUTW(x,y) outw(y, x) + #define OUTL(x,y) outl(y, x) + #define INB inb + #define INW inw + #define INL inl +#else + #define OUTB outb + #define OUTW outw + #define OUTL outl + #define INB inb + #define INW inw + #define INL inl +#endif +#endif + +#if defined(__FreeBSD__) || defined(__DragonFly__) +extern int io_fd; +#endif + +#if !defined(__DARWIN__) && !defined(__FreeBSD__) && !defined(__DragonFly__) +typedef struct { uint32_t hi, lo; } msr_t; +msr_t rdmsr(int addr); +int wrmsr(int addr, msr_t msr); +#endif +#if defined(__FreeBSD__) || defined(__DragonFly__) +/* FreeBSD already has conflicting definitions for wrmsr/rdmsr. */ +#undef rdmsr +#undef wrmsr +#define rdmsr freebsd_rdmsr +#define wrmsr freebsd_wrmsr +typedef struct { uint32_t hi, lo; } msr_t; +msr_t freebsd_rdmsr(int addr); +int freebsd_wrmsr(int addr, msr_t msr); +#endif + +#endif /* !__HWACCESS_H__ */ |