Lines Matching refs:bit
23 #define test_cpu_cap(c, bit) \
24 test_bit(bit, (unsigned long *)((c)->x86_capability))
28 * (selected with (bit>>5) give us the word number and the low 5
29 * bits give us the bit/feature number inside the word.
30 * (1UL<<((bit)&31) gives us a mask for the feature_bit so we can
33 #define CHECK_BIT_IN_MASK_WORD(maskname, word, bit) \
34 (((bit)>>5)==(word) && (1UL<<((bit)&31) & maskname##word ))
36 #define cpu_has(c, bit) \
37 test_cpu_cap(c, bit)
39 #define this_cpu_has(bit) \
40 (__builtin_constant_p(bit) && REQUIRED_MASK_BIT_SET(bit) ? 1 : \
41 x86_this_cpu_test_bit(bit, \
52 #define cpu_feature_enabled(bit) \
53 (__builtin_constant_p(bit) && DISABLED_MASK_BIT_SET(bit) ? 0 : static_cpu_has(bit))
55 #define boot_cpu_has(bit) cpu_has(&boot_cpu_data, bit)
57 #define set_cpu_cap(c, bit) set_bit(bit, (unsigned long *)((c)->x86_capability))
59 extern void setup_clear_cpu_cap(unsigned int bit);
61 #define setup_force_cpu_cap(bit) do { \
62 set_cpu_cap(&boot_cpu_data, bit); \
63 set_bit(bit, (unsigned long *)cpu_caps_set); \
66 #define setup_force_cpu_bug(bit) setup_force_cpu_cap(bit)
76 static __always_inline bool _static_cpu_has(u16 bit)
98 " .word %P[feature]\n" /* feature bit */
109 : : [feature] "i" (bit),
111 [bitnum] "i" (1 << (bit & 7)),
112 [cap_byte] "m" (((const char *)boot_cpu_data.x86_capability)[bit >> 3])
120 #define static_cpu_has(bit) \
122 __builtin_constant_p(boot_cpu_has(bit)) ? \
123 boot_cpu_has(bit) : \
124 _static_cpu_has(bit) \
127 #define cpu_has_bug(c, bit) cpu_has(c, (bit))
128 #define set_cpu_bug(c, bit) set_cpu_cap(c, (bit))
130 #define static_cpu_has_bug(bit) static_cpu_has((bit))
131 #define boot_cpu_has_bug(bit) cpu_has_bug(&boot_cpu_data, (bit))
132 #define boot_cpu_set_bug(bit) set_cpu_cap(&boot_cpu_data, (bit))