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+/*
+ * 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__ */
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