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Diffstat (limited to 'src/core/asm.h')
| -rw-r--r-- | src/core/asm.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/core/asm.h b/src/core/asm.h new file mode 100644 index 0000000..be265d8 --- /dev/null +++ b/src/core/asm.h @@ -0,0 +1,13 @@ +#ifndef ASM_H +#define ASM_H + +#define outb(port,value) \ + asm volatile ("outb %%al, %%dx" :: "a"(value), "d" (port) ) + +#define outbj(port,value) \ + asm volatile ("outb %%al, %%dx;" :: "a" (value), "d"(port) ) + +#define inb(port,dst) \ + asm volatile ("inb %%dx, %%al": "=a" (dst) : "d" (port)) + +#endif
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