cdrom: some debugging aid
[pcsx_rearmed.git] / include / pcnt.h
CommitLineData
908e426c 1#ifndef __PCNT_H__
2#define __PCNT_H__
14dffdb7 3
4enum pcounters {
5 PCNT_ALL,
6 PCNT_GPU,
7 PCNT_SPU,
72228559 8 PCNT_BLIT,
82ed88eb 9 PCNT_GTE,
72228559 10 PCNT_TEST,
14dffdb7 11 PCNT_CNT
12};
13
fa9cfe0a 14#ifdef PCNT
15
603efa29 16#if defined(__ARM_ARCH_7A__) || defined(ARM1176)
17#define PCNT_DIV 1000
18#else
a2d91a5d 19#include <sys/time.h>
20#define PCNT_DIV 1
a2d91a5d 21#endif
22
82ed88eb 23static const char *pcnt_names[PCNT_CNT] = { "", "gpu", "spu", "blit", "gte", "test" };
72228559 24
25#define PCNT_FRAMES 10
26
14dffdb7 27extern unsigned int pcounters[PCNT_CNT];
28extern unsigned int pcounter_starts[PCNT_CNT];
29
30#define pcnt_start(id) \
31 pcounter_starts[id] = pcnt_get()
32
33#define pcnt_end(id) \
34 pcounters[id] += pcnt_get() - pcounter_starts[id]
35
36void pcnt_hook_plugins(void);
37
38static inline void pcnt_print(float fps)
39{
72228559 40 static int print_counter;
41 unsigned int total, rem;
14dffdb7 42 int i;
43
44 for (i = 0; i < PCNT_CNT; i++)
a2d91a5d 45 pcounters[i] /= PCNT_DIV * PCNT_FRAMES;
14dffdb7 46
72228559 47 rem = total = pcounters[PCNT_ALL];
48 for (i = 1; i < PCNT_CNT; i++)
49 rem -= pcounters[i];
14dffdb7 50 if (!total)
51 total++;
52
72228559 53 if (--print_counter < 0) {
54 printf(" ");
55 for (i = 1; i < PCNT_CNT; i++)
56 printf("%5s ", pcnt_names[i]);
57 printf("%5s\n", "rem");
58 print_counter = 30;
59 }
60
61 printf("%4.1f ", fps);
fc42805b 62#if 0
63 static float pcounters_all[PCNT_CNT+1];
64 static int pcounter_samples;
65 pcounter_samples++;
66
67 for (i = 1; i < PCNT_CNT; i++) {
68 pcounters_all[i] += pcounters[i];
69 printf("%5.0f ", pcounters_all[i] / pcounter_samples);
70 }
71 pcounters_all[i] += rem;
72 printf("%5.0f\n", pcounters_all[i] / pcounter_samples);
73#else
72228559 74 for (i = 1; i < PCNT_CNT; i++)
75 printf("%5u ", pcounters[i]);
76 printf("%5u (", rem);
77 for (i = 1; i < PCNT_CNT; i++)
78 printf("%2u ", pcounters[i] * 100 / total);
79 printf("%2u) %u\n", rem * 100 / total, total);
fc42805b 80#endif
14dffdb7 81 memset(pcounters, 0, sizeof(pcounters));
82}
83
84static inline unsigned int pcnt_get(void)
85{
86 unsigned int val;
87#ifdef __ARM_ARCH_7A__
88 __asm__ volatile("mrc p15, 0, %0, c9, c13, 0"
89 : "=r"(val));
603efa29 90#elif defined(ARM1176)
91 __asm__ volatile("mrc p15, 0, %0, c15, c12, 1"
92 : "=r"(val));
14dffdb7 93#else
a2d91a5d 94 // all slow on ARM :(
95 //struct timespec tv;
96 //clock_gettime(CLOCK_MONOTONIC_RAW, &tv);
97 //val = tv.tv_sec * 1000000000 + tv.tv_nsec;
98 struct timeval tv;
99 gettimeofday(&tv, NULL);
100 val = tv.tv_sec * 1000000 + tv.tv_usec;
14dffdb7 101#endif
102 return val;
103}
104
19e57cbf 105static inline void pcnt_init(void)
106{
107#ifdef __ARM_ARCH_7A__
108 int v;
109 asm volatile("mrc p15, 0, %0, c9, c12, 0" : "=r"(v));
110 v |= 5; // master enable, ccnt reset
111 v &= ~8; // ccnt divider 0
112 asm volatile("mcr p15, 0, %0, c9, c12, 0" :: "r"(v));
113 // enable cycle counter
114 asm volatile("mcr p15, 0, %0, c9, c12, 1" :: "r"(1<<31));
603efa29 115#elif defined(ARM1176)
116 int v;
117 asm volatile("mrc p15, 0, %0, c15, c12, 0" : "=r"(v));
118 v |= 5; // master enable, ccnt reset
119 v &= ~8; // ccnt divider 0
120 asm volatile("mcr p15, 0, %0, c15, c12, 0" :: "r"(v));
19e57cbf 121#endif
122}
123
82ed88eb 124void pcnt_gte_start(int op);
125void pcnt_gte_end(int op);
126
fa9cfe0a 127#else
128
129#define pcnt_start(id)
130#define pcnt_end(id)
131#define pcnt_hook_plugins()
69af03a2 132#define pcnt_print(fps)
fa9cfe0a 133
134#endif
908e426c 135
136#endif /* __PCNT_H__ */