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Rev 2131 | Rev 2307 | ||
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Line 33... | Line 33... | ||
33 | */ |
33 | */ |
34 | 34 | ||
35 | #include <print.h> |
35 | #include <print.h> |
36 | #include <printf/printf_core.h> |
36 | #include <printf/printf_core.h> |
37 | #include <putchar.h> |
37 | #include <putchar.h> |
- | 38 | #include <synch/spinlock.h> |
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- | 39 | #include <arch/asm.h> |
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- | 40 | ||
- | 41 | SPINLOCK_INITIALIZE(printf_lock); /**< vprintf spinlock */ |
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38 | 42 | ||
39 | static int vprintf_write(const char *str, size_t count, void *unused) |
43 | static int vprintf_write(const char *str, size_t count, void *unused) |
40 | { |
44 | { |
41 | size_t i; |
45 | size_t i; |
42 | for (i = 0; i < count; i++) |
46 | for (i = 0; i < count; i++) |
Line 53... | Line 57... | ||
53 | } |
57 | } |
54 | 58 | ||
55 | int vprintf(const char *fmt, va_list ap) |
59 | int vprintf(const char *fmt, va_list ap) |
56 | { |
60 | { |
57 | struct printf_spec ps = {(int(*)(void *, size_t, void *)) vprintf_write, NULL}; |
61 | struct printf_spec ps = {(int(*)(void *, size_t, void *)) vprintf_write, NULL}; |
- | 62 | ||
- | 63 | int irqpri = interrupts_disable(); |
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- | 64 | spinlock_lock(&printf_lock); |
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- | 65 | ||
58 | return printf_core(fmt, &ps, ap); |
66 | int ret = printf_core(fmt, &ps, ap); |
- | 67 | ||
- | 68 | spinlock_unlock(&printf_lock); |
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- | 69 | interrupts_restore(irqpri); |
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59 | 70 | ||
- | 71 | return ret; |
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60 | } |
72 | } |
61 | 73 | ||
62 | /** @} |
74 | /** @} |
63 | */ |
75 | */ |