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854 | serge | 1 | |
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13 | panic_printf("Kernel panic in %s() at %s:%u: " format, __func__, \ |
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14 | __FILE__, __LINE__, ##__VA_ARGS__); |
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17 | if (!(expr)) { \ |
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18 | panic("assertion failed (%s), caller=%p\n", #expr, CALLER); \ |
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19 | } |
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20 | #else |
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21 | # define panic(format, ...) \ |
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22 | panic_printf("Kernel panic: " format, ##__VA_ARGS__); |
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25 | #endif |
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29 | { |
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30 | eflags_t tmp; |
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31 | asm volatile ( |
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32 | "pushf\n\t" |
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33 | "pop %0\n\t" |
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34 | "cli\n" |
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35 | : "=r" (tmp) |
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36 | ); |
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37 | return tmp; |
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38 | } |
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40 | |||
41 | { |
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42 | asm volatile ( |
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43 | "push %0\n\t" |
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44 | "popf\n" |
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45 | : : "r" (efl) |
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46 | ); |
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47 | } |
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859 | serge | 49 | |
50 | { |
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51 | count_t n; |
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52 | asm volatile ("xor %0, %0 \n\t" |
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53 | "bsr %0, %1" |
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54 | :"=&r" (n) |
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55 | :"r"(arg) |
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56 | ); |
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57 | return n; |
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58 | } |
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61 | { |
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62 | count_t n; |
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63 | asm volatile ("xor %0, %0 \n\t" |
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64 | "bsf %0, %1" |
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65 | :"=&r" (n) |
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66 | :"r"(arg) |
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67 | ); |
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68 | return n; |
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69 | } |
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71 | |||
72 | { |
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73 | asm volatile ("bts %0, %1 \n\t" |
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74 | : |
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75 | :"g"(data), "r"(val) |
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76 | :"cc" |
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77 | ); |
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78 | } |
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81 | { |
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82 | asm volatile ("btr %0, %1 \n\t" |
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83 | : |
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84 | :"g"(data), "r"(val) |
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85 | :"cc" |
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86 | ); |
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87 | } |
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88 |