diff options
Diffstat (limited to 'graphics/picturebook/files/patch-ba')
| -rw-r--r-- | graphics/picturebook/files/patch-ba | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/graphics/picturebook/files/patch-ba b/graphics/picturebook/files/patch-ba new file mode 100644 index 0000000..0bae753 --- /dev/null +++ b/graphics/picturebook/files/patch-ba @@ -0,0 +1,92 @@ +--- setbrightness.c.orig Tue Dec 12 09:42:20 2000 ++++ setbrightness.c Mon Jul 30 14:29:54 2001 +@@ -4,17 +4,47 @@ + #include <unistd.h> + #include <fcntl.h> + #include <errno.h> ++#ifdef LINUX + #include <sys/io.h> ++#endif + #include <sys/mman.h> + #include <dirent.h> + #include <ctype.h> ++#ifdef LINUX + #include <malloc.h> ++#endif + #include <string.h> + #include <signal.h> ++#ifdef HAVE_GETOPT_H + #include <getopt.h> ++#endif ++#ifdef LINUX + #include <linux/pci.h> ++#endif + #include <sys/time.h> + ++#ifdef __FreeBSD__ ++#include <machine/cpufunc.h> ++static int deviofd=-1; ++static int iopl(int lvl) ++{ ++ if(lvl==0){ ++ if(deviofd!=-1){ ++ close(deviofd); ++ deviofd=-1; ++ } ++ return 0; ++ }else if(lvl==3){ ++ if(deviofd==-1){ ++ deviofd=open("/dev/io",0); ++ } ++ return deviofd; ++ } ++ return -1; ++} ++ ++#endif ++ + + #define DATA_REG 0x62 + #define CST_REG 0x66 +@@ -24,28 +54,35 @@ + static void ecr_set(u16 addr, u16 value) + { + while (inw(CST_REG) & 3) usleep(1); +- outw(0x81, CST_REG); ++ outw(CST_REG, 0x81); + while (inw(CST_REG) & 2) usleep(1); +- outw(addr, DATA_REG); ++ outw(DATA_REG, addr); + while (inw(CST_REG) & 2) usleep(1); +- outw(value, DATA_REG); ++ outw(DATA_REG, value); + while (inw(CST_REG) & 2) usleep(1); + } + + static u16 ecr_get(u16 addr) + { + while (inw(CST_REG) & 3) usleep(1); +- outb(0x80, CST_REG); ++ outb(CST_REG, 0x80); + while (inw(CST_REG) & 2) usleep(1); +- outb(addr, DATA_REG); ++ outb(DATA_REG, addr); + while (inw(CST_REG) & 2) usleep(1); + return inw(DATA_REG); + } + + int main(int argc, char *argv[]) + { ++ if(open("/dev/io", O_RDWR, 0) < 0) ++ { ++ perror("/dev/io"); ++ return 1; ++ } + iopl(3); + printf("currently %x\n", ecr_get(0x96)); +- ecr_set(0x96, atoi(argv[1])); ++ if ( argv[1] != NULL ){ ++ ecr_set(0x96, atoi(argv[1])); ++ } + return 0; + } |
