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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | /* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */ |
| 2 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
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| 3 | #ifndef __dj_include_Inline_pc_h_ |
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| 4 | #define __dj_include_Inline_pc_h_ |
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| 5 | |||
| 6 | #ifdef __GNUC__ |
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| 7 | |||
| 8 | #ifdef __cplusplus |
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| 9 | extern "C" { |
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| 10 | #endif |
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| 11 | |||
| 12 | extern __inline__ unsigned char inportb (unsigned short _port) |
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| 13 | { |
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| 14 | unsigned char __ret; |
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| 15 | __asm__ __volatile__("inb %%dx,%%al":"=a"(__ret):"d"(_port)); |
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| 16 | return __ret; |
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| 17 | } |
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| 18 | |||
| 19 | extern __inline__ unsigned short inportw (unsigned short _port) |
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| 20 | { |
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| 21 | unsigned short __ret; |
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| 22 | __asm__ __volatile__("inw %%dx,%%ax":"=a"(__ret):"d"(_port)); |
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| 23 | return __ret; |
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| 24 | } |
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| 25 | |||
| 26 | extern __inline__ unsigned long inportl (unsigned short _port) |
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| 27 | { |
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| 28 | unsigned long __ret; |
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| 29 | __asm__ __volatile__("inl %%dx,%%eax":"=a"(__ret):"d"(_port)); |
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| 30 | return __ret; |
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| 31 | } |
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| 32 | |||
| 33 | extern __inline__ void outportb (unsigned short _port, unsigned char _data) |
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| 34 | { |
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| 35 | __asm__ __volatile__("outb %%al,%%dx"::"a"(_data),"d"(_port)); |
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| 36 | } |
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| 37 | |||
| 38 | extern __inline__ void outportw (unsigned short _port, unsigned short _data) |
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| 39 | { |
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| 40 | __asm__ __volatile__("outw %%ax,%%dx"::"a"(_data),"d"(_port)); |
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| 41 | } |
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| 42 | |||
| 43 | extern __inline__ void outportl (unsigned short _port, unsigned long _data) |
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| 44 | { |
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| 45 | __asm__ __volatile__("outl %%eax,%%dx"::"a"(_data),"d"(_port)); |
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| 46 | } |
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| 47 | |||
| 48 | #ifdef __cplusplus |
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| 49 | } |
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| 50 | #endif |
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| 51 | |||
| 52 | #endif |
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| 53 | |||
| 54 | #endif |