From 6a4bf9886ac9990206ac64fd09890bca433d9bd8 Mon Sep 17 00:00:00 2001 From: Andriy Gapon Date: Thu, 30 Oct 2008 15:41:39 +0000 Subject: Allow nvramtool to build and work on FreeBSD. Tested on FreeBSD 7. Signed-off-by: Andriy Gapon Acked-by: Uwe Hermann git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3709 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- util/nvramtool/cmos_lowlevel.c | 46 +++++++++++++++++++++++++++++++++++------- util/nvramtool/common.h | 19 +++++++++++++++++ 2 files changed, 58 insertions(+), 7 deletions(-) (limited to 'util/nvramtool') diff --git a/util/nvramtool/cmos_lowlevel.c b/util/nvramtool/cmos_lowlevel.c index 9ad6891d0c..b5e8dee9b2 100644 --- a/util/nvramtool/cmos_lowlevel.c +++ b/util/nvramtool/cmos_lowlevel.c @@ -28,7 +28,11 @@ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. \*****************************************************************************/ -#include +#if defined(__FreeBSD__) +#include +#include +#endif + #include "common.h" #include "cmos_lowlevel.h" @@ -176,8 +180,8 @@ unsigned char cmos_read_byte (unsigned index) port_1 = 0x73; } - outb(index, port_0); - return inb(port_1); + OUTB(index, port_0); + return INB(port_1); } /**************************************************************************** @@ -204,8 +208,8 @@ void cmos_write_byte (unsigned index, unsigned char value) port_1 = 0x73; } - outb(index, port_0); - outb(value, port_1); + OUTB(index, port_0); + OUTB(value, port_1); } /**************************************************************************** @@ -248,8 +252,35 @@ void cmos_write_all (unsigned char data[]) * level is therefore somewhat dangerous. ****************************************************************************/ void set_iopl (int level) - { assert((level >= 0) && (level <= 3)); - + { +#if defined(__FreeBSD__) + static int io_fd = -1; +#endif + + assert((level >= 0) && (level <= 3)); + +#if defined(__FreeBSD__) + if (level == 0) + { + if (io_fd != -1) + { + close(io_fd); + io_fd = -1; + } + } + else + { + if (io_fd == -1) + { + io_fd = open("/dev/io", O_RDWR); + if (io_fd < 0) + { + perror("/dev/io"); + exit(1); + } + } + } +#else if (iopl(level)) { fprintf(stderr, "%s: iopl() system call failed. You must be root to do " @@ -257,6 +288,7 @@ void set_iopl (int level) prog_name); exit(1); } +#endif } /**************************************************************************** diff --git a/util/nvramtool/common.h b/util/nvramtool/common.h index f262ea41ab..a247380bce 100644 --- a/util/nvramtool/common.h +++ b/util/nvramtool/common.h @@ -43,6 +43,25 @@ #include #include +#if defined(__FreeBSD__) +#include +#include +#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 +#include +#define OUTB outb +#define OUTW outw +#define OUTL outl +#define INB inb +#define INW inw +#define INL inl +#endif + #define FALSE 0 #define TRUE 1 -- cgit v1.2.3