diff options
Diffstat (limited to 'libdha/sysdep/pci_bsdi.c')
-rw-r--r-- | libdha/sysdep/pci_bsdi.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/libdha/sysdep/pci_bsdi.c b/libdha/sysdep/pci_bsdi.c new file mode 100644 index 0000000000..1e7b877a3b --- /dev/null +++ b/libdha/sysdep/pci_bsdi.c @@ -0,0 +1,36 @@ +/* + This file is based on: + $XFree86: xc/programs/Xserver/hw/xfree86/etc/scanpci.c,v 3.34.2.17 1998/11/10 11:55:40 dawes Exp $ + Modified for readability by Nick Kurshev +*/ +#include <sys/file.h> +#include <sys/ioctl.h> +#include <i386/isa/pcconsioctl.h> +#ifndef GCCUSESGAS +#define GCCUSESGAS +#endif + +static int io_fd; + +static __inline__ void enable_os_io(void) +{ + io_fd = -1 ; + if ((io_fd = open("/dev/console", O_RDWR, 0)) < 0) { + perror("/dev/console"); + exit(1); + } + if (ioctl(io_fd, PCCONENABIOPL, 0) < 0) { + perror("ioctl(PCCONENABIOPL)"); + exit(1); + } +} + +static __inline__ void disable_os_io(void) +{ + if (ioctl(io_fd, PCCONDISABIOPL, 0) < 0) { + perror("ioctl(PCCONDISABIOPL)"); + close(io_fd); + exit(1); + } + close(io_fd); +} |