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1 | |
2 | enum pcounters { |
3 | PCNT_ALL, |
4 | PCNT_GPU, |
5 | PCNT_SPU, |
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6 | PCNT_BLIT, |
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7 | PCNT_GTE, |
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8 | PCNT_TEST, |
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9 | PCNT_CNT |
10 | }; |
11 | |
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12 | #ifdef PCNT |
13 | |
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14 | static const char *pcnt_names[PCNT_CNT] = { "", "gpu", "spu", "blit", "gte", "test" }; |
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15 | |
16 | #define PCNT_FRAMES 10 |
17 | |
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18 | extern unsigned int pcounters[PCNT_CNT]; |
19 | extern unsigned int pcounter_starts[PCNT_CNT]; |
20 | |
21 | #define pcnt_start(id) \ |
22 | pcounter_starts[id] = pcnt_get() |
23 | |
24 | #define pcnt_end(id) \ |
25 | pcounters[id] += pcnt_get() - pcounter_starts[id] |
26 | |
27 | void pcnt_hook_plugins(void); |
28 | |
29 | static inline void pcnt_print(float fps) |
30 | { |
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31 | static int print_counter; |
32 | unsigned int total, rem; |
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33 | int i; |
34 | |
35 | for (i = 0; i < PCNT_CNT; i++) |
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36 | pcounters[i] /= 1000 * PCNT_FRAMES; |
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37 | |
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38 | rem = total = pcounters[PCNT_ALL]; |
39 | for (i = 1; i < PCNT_CNT; i++) |
40 | rem -= pcounters[i]; |
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41 | if (!total) |
42 | total++; |
43 | |
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44 | if (--print_counter < 0) { |
45 | printf(" "); |
46 | for (i = 1; i < PCNT_CNT; i++) |
47 | printf("%5s ", pcnt_names[i]); |
48 | printf("%5s\n", "rem"); |
49 | print_counter = 30; |
50 | } |
51 | |
52 | printf("%4.1f ", fps); |
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53 | #if 0 |
54 | static float pcounters_all[PCNT_CNT+1]; |
55 | static int pcounter_samples; |
56 | pcounter_samples++; |
57 | |
58 | for (i = 1; i < PCNT_CNT; i++) { |
59 | pcounters_all[i] += pcounters[i]; |
60 | printf("%5.0f ", pcounters_all[i] / pcounter_samples); |
61 | } |
62 | pcounters_all[i] += rem; |
63 | printf("%5.0f\n", pcounters_all[i] / pcounter_samples); |
64 | #else |
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65 | for (i = 1; i < PCNT_CNT; i++) |
66 | printf("%5u ", pcounters[i]); |
67 | printf("%5u (", rem); |
68 | for (i = 1; i < PCNT_CNT; i++) |
69 | printf("%2u ", pcounters[i] * 100 / total); |
70 | printf("%2u) %u\n", rem * 100 / total, total); |
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71 | #endif |
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72 | memset(pcounters, 0, sizeof(pcounters)); |
73 | } |
74 | |
75 | static inline unsigned int pcnt_get(void) |
76 | { |
77 | unsigned int val; |
78 | #ifdef __ARM_ARCH_7A__ |
79 | __asm__ volatile("mrc p15, 0, %0, c9, c13, 0" |
80 | : "=r"(val)); |
81 | #else |
82 | val = 0; |
83 | #endif |
84 | return val; |
85 | } |
86 | |
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87 | static inline void pcnt_init(void) |
88 | { |
89 | #ifdef __ARM_ARCH_7A__ |
90 | int v; |
91 | asm volatile("mrc p15, 0, %0, c9, c12, 0" : "=r"(v)); |
92 | v |= 5; // master enable, ccnt reset |
93 | v &= ~8; // ccnt divider 0 |
94 | asm volatile("mcr p15, 0, %0, c9, c12, 0" :: "r"(v)); |
95 | // enable cycle counter |
96 | asm volatile("mcr p15, 0, %0, c9, c12, 1" :: "r"(1<<31)); |
97 | #endif |
98 | } |
99 | |
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100 | void pcnt_gte_start(int op); |
101 | void pcnt_gte_end(int op); |
102 | |
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103 | #else |
104 | |
105 | #define pcnt_start(id) |
106 | #define pcnt_end(id) |
107 | #define pcnt_hook_plugins() |
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108 | #define pcnt_print(fps) |
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109 | |
110 | #endif |