]>
Commit | Line | Data |
---|---|---|
1 | //----------------------------------------------------------------------------- | |
2 | // Jonathan Westhues, Aug 2005 | |
3 | // | |
4 | // This code is licensed to you under the terms of the GNU GPL, version 2 or, | |
5 | // at your option, any later version. See the LICENSE.txt file for the text of | |
6 | // the license. | |
7 | //----------------------------------------------------------------------------- | |
8 | // Utility functions used in many places, not specific to any piece of code. | |
9 | //----------------------------------------------------------------------------- | |
10 | ||
11 | #ifndef UTIL_H__ | |
12 | #define UTIL_H__ | |
13 | ||
14 | #include <stddef.h> | |
15 | #include <stdint.h> | |
16 | #include "common.h" | |
17 | #include "at91sam7s512.h" | |
18 | ||
19 | #define BYTEx(x, n) (((x) >> (n * 8)) & 0xff ) | |
20 | ||
21 | #define LED_RED 1 | |
22 | #define LED_ORANGE 2 | |
23 | #define LED_GREEN 4 | |
24 | #define LED_RED2 8 | |
25 | ||
26 | #define BUTTON_HOLD 1 | |
27 | #define BUTTON_NO_CLICK 0 | |
28 | #define BUTTON_SINGLE_CLICK -1 | |
29 | #define BUTTON_DOUBLE_CLICK -2 | |
30 | #define BUTTON_ERROR -99 | |
31 | ||
32 | #define REV8(x) ((((x)>>7)&1)|((((x)>>6)&1)<<1)|((((x)>>5)&1)<<2)|((((x)>>4)&1)<<3)|((((x)>>3)&1)<<4)|((((x)>>2)&1)<<5)|((((x)>>1)&1)<<6)|(((x)&1)<<7)) | |
33 | #define REV16(x) (REV8(x) | (REV8 (x >> 8) << 8)) | |
34 | #define REV32(x) (REV16(x) | (REV16(x >> 16) << 16)) | |
35 | #define REV64(x) (REV32(x) | (REV32(x >> 32) << 32)) | |
36 | ||
37 | extern void print_result(char *name, uint8_t *buf, size_t len); | |
38 | extern size_t nbytes(size_t nbits); | |
39 | extern uint32_t SwapBits(uint32_t value, int nrbits); | |
40 | extern void num_to_bytes(uint64_t n, size_t len, uint8_t* dest); | |
41 | extern uint64_t bytes_to_num(uint8_t* src, size_t len); | |
42 | extern void rol(uint8_t *data, const size_t len); | |
43 | extern void lsl (uint8_t *data, size_t len); | |
44 | ||
45 | extern void LED(int led, int ms); | |
46 | extern void LEDsoff(); | |
47 | extern void LEDson(); | |
48 | extern void LEDsinvert(); | |
49 | extern int BUTTON_CLICKED(int ms); | |
50 | extern int BUTTON_HELD(int ms); | |
51 | extern void FormatVersionInformation(char *dst, int len, const char *prefix, void *version_information); | |
52 | ||
53 | //iceman's ticks.h | |
54 | #ifndef GET_TICKS | |
55 | # define GET_TICKS GetTicks() | |
56 | #endif | |
57 | ||
58 | extern void SpinDelay(int ms); | |
59 | extern void SpinDelayUs(int us); | |
60 | ||
61 | extern void StartTickCount(); | |
62 | extern uint32_t RAMFUNC GetTickCount(); | |
63 | ||
64 | extern void StartCountUS(); | |
65 | extern uint32_t RAMFUNC GetCountUS(); | |
66 | extern uint32_t RAMFUNC GetDeltaCountUS(); | |
67 | ||
68 | extern void StartCountSspClk(); | |
69 | extern void ResetSspClk(void); | |
70 | extern uint32_t GetCountSspClk(); | |
71 | ||
72 | extern void StartTicks(void); | |
73 | extern uint32_t GetTicks(void); | |
74 | extern void WaitTicks(uint32_t ticks); | |
75 | extern void WaitUS(uint16_t us); | |
76 | extern void WaitMS(uint16_t ms); | |
77 | extern void ResetTicks(); | |
78 | extern void ResetTimer(AT91PS_TC timer); | |
79 | extern void StopTicks(void); | |
80 | // end iceman's ticks.h | |
81 | ||
82 | extern uint32_t prand(); | |
83 | ||
84 | #endif |