blob: ee11a06c51c9984578578fe658af58c1b0879429 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
#include "arch.h"
#include "driver/gpio.h"
#include "driver/stdout.h"
#include "driver/uptime.h"
#ifndef TIMER_CYCLES
#error makeflag timer_cycles=1 required
#endif
/*
* For ESP8266: Flash reads must be 4-Byte-aligned -> uint32_t array
*/
__attribute__ ((section(".text"))) uint32_t arr[4096];
//uint32_t arr[1024];
uint16_t frob;
inline uint16_t bench_read(uint32_t *arr)
{
uint16_t ts_pre, ts_post;
ts_pre = uptime.get_cycles();
frob += *arr;
ts_post = uptime.get_cycles();
return ts_post - ts_pre;
}
int main(void)
{
arch.setup();
gpio.setup();
kout.setup();
uint16_t ts1 = uptime.get_cycles();
uint16_t ts2 = uptime.get_cycles();
uint16_t ts3 = uptime.get_cycles();
uint16_t ts4 = uptime.get_cycles();
uint16_t i;
//for (i = 0; i < 1024; i++) {
// arr[i] = 1;
//}
gpio.led_on(0);
kout << "Hello, World!" << endl;
kout << "Test, World!" << endl;
kout << dec << ts1 << endl;
kout << dec << ts2 << endl;
kout << dec << ts3 << endl;
kout << dec << ts4 << endl;
for (int i = 0; i < sizeof(arr) / sizeof(uint32_t); i++) {
kout << i << ": " << bench_read(&arr[i]) << endl;
}
for (signed int i = (sizeof(arr) / sizeof(uint32_t)) - 1; i >= 0; i--) {
kout << i << ": " << bench_read(&arr[i]) << endl;
}
kout << frob << endl;
arch.idle_loop();
return 0;
}
|
