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author | Amaury Pouly <amaury.pouly@gmail.com> | 2016-10-19 18:19:57 +0200 |
---|---|---|
committer | Amaury Pouly <amaury.pouly@gmail.com> | 2016-10-19 18:20:27 +0200 |
commit | 0b01ca69e073c3e140f6e819be62665ad6d513ae (patch) | |
tree | 467831af33aaf5b82c30c750a7f31b3134daad80 | |
parent | 8d24b62912305191b0aa83b802ac6f12014f1dc5 (diff) | |
download | rockbox-0b01ca69e073c3e140f6e819be62665ad6d513ae.tar.gz rockbox-0b01ca69e073c3e140f6e819be62665ad6d513ae.zip |
nwztools/plattools: add adc test
Change-Id: Ic3ef964e8b5cc7b8ca3f02f141e9e4436a4d41db
-rw-r--r-- | utils/nwztools/plattools/nwz_adc.h | 42 | ||||
-rw-r--r-- | utils/nwztools/plattools/nwz_fb.h | 56 | ||||
-rw-r--r-- | utils/nwztools/plattools/nwz_keys.h | 2 | ||||
-rw-r--r-- | utils/nwztools/plattools/nwz_lib.c | 40 | ||||
-rw-r--r-- | utils/nwztools/plattools/nwz_lib.h | 11 | ||||
-rw-r--r-- | utils/nwztools/plattools/test_adc.c | 64 |
6 files changed, 213 insertions, 2 deletions
diff --git a/utils/nwztools/plattools/nwz_adc.h b/utils/nwztools/plattools/nwz_adc.h new file mode 100644 index 0000000000..86b2dc7595 --- /dev/null +++ b/utils/nwztools/plattools/nwz_adc.h | |||
@@ -0,0 +1,42 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2016 Amaury Pouly | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | #ifndef __NWZ_ADC_H__ | ||
22 | #define __NWZ_ADC_H__ | ||
23 | |||
24 | #define NWZ_ADC_DEV "/dev/icx_adc" | ||
25 | |||
26 | #define NWZ_ADC_TYPE 'm' | ||
27 | |||
28 | #define NWZ_ADC_MIN_CHAN 0 | ||
29 | #define NWZ_ADC_MAX_CHAN 7 | ||
30 | |||
31 | #define NWZ_ADC_VCCBAT 0 | ||
32 | #define NWZ_ADC_VCCVBUS 1 | ||
33 | #define NWZ_ADC_ADIN3 2 | ||
34 | #define NWZ_ADC_ADIN4 3 | ||
35 | #define NWZ_ADC_ADIN5 4 | ||
36 | #define NWZ_ADC_ADIN6 5 | ||
37 | #define NWZ_ADC_ADIN7 6 | ||
38 | #define NWZ_ADC_ADIN8 7 | ||
39 | |||
40 | #define NWZ_ADC_GET_VAL(chan) _IOR(NWZ_ADC_TYPE, chan, unsigned char) | ||
41 | |||
42 | #endif /* __NWZ_ADC_H__ */ | ||
diff --git a/utils/nwztools/plattools/nwz_fb.h b/utils/nwztools/plattools/nwz_fb.h new file mode 100644 index 0000000000..c857c5eb8a --- /dev/null +++ b/utils/nwztools/plattools/nwz_fb.h | |||
@@ -0,0 +1,56 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2016 Amaury Pouly | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | #ifndef __NWZ_FB_H__ | ||
22 | #define __NWZ_FB_H__ | ||
23 | |||
24 | #define NWZ_FB_LCD_DEV "/dev/fb/0" | ||
25 | #define NWZ_FB_TV_DEV "/dev/fb/1" | ||
26 | |||
27 | #define NWZ_FB_TYPE 'N' | ||
28 | |||
29 | /* How backlight works: | ||
30 | * | ||
31 | * The brightness interface is a bit strange. There 6 levels: 0 throught 5. | ||
32 | * Level 0 means backlight off. When changing brightness, one sets level to the | ||
33 | * target brightness. The driver is gradually change the brightness to reach the | ||
34 | * target level. The step parameters control how many hardware steps will be done. | ||
35 | * For example, setting step to 1 will brutally change the level in one step. | ||
36 | * Setting step to 2 will change brightness in two steps: one intermediate and | ||
37 | * finally the target one. The more steps, the more gradual the transition. The | ||
38 | * period parameters controls the speed to changes between steps. Using this | ||
39 | * interface, one can achieve fade in/out at various speeds. */ | ||
40 | #define NWZ_FB_BL_MIN_LEVEL 0 | ||
41 | #define NWZ_FB_BL_MAX_LEVEL 5 | ||
42 | #define NWZ_FB_BL_MIN_STEP 1 | ||
43 | #define NWZ_FB_BL_MAX_STEP 100 | ||
44 | #define NWZ_FB_BL_MIN_PERIOD 10 | ||
45 | |||
46 | struct nwz_fb_brightness | ||
47 | { | ||
48 | int level; /* brightness level: 0-5 */ | ||
49 | int step; /* number of hardware steps to do when changing: 1-100 */ | ||
50 | int period; /* period in ms between steps when changing: >=10 */ | ||
51 | }; | ||
52 | |||
53 | #define NWZ_FB_SET_BRIGHTNESS _IOW(NWZ_FB_TYPE, 0x07, struct nwz_fb_brightness) | ||
54 | #define NWZ_FB_GET_BRIGHTNESS _IOR(NWZ_FB_TYPE, 0x08, struct nwz_fb_brightness) | ||
55 | |||
56 | #endif /* __NWZ_FB_H__ */ | ||
diff --git a/utils/nwztools/plattools/nwz_keys.h b/utils/nwztools/plattools/nwz_keys.h index 8228e5b620..4a8c28737f 100644 --- a/utils/nwztools/plattools/nwz_keys.h +++ b/utils/nwztools/plattools/nwz_keys.h | |||
@@ -21,6 +21,8 @@ | |||
21 | #ifndef __NWZ_KEYS_H__ | 21 | #ifndef __NWZ_KEYS_H__ |
22 | #define __NWZ_KEYS_H__ | 22 | #define __NWZ_KEYS_H__ |
23 | 23 | ||
24 | #define NWZ_KEY_DEV "/dev/input/event0" | ||
25 | |||
24 | /* The Sony icx_key driver reports keys via the /dev/input/event0 device and | 26 | /* The Sony icx_key driver reports keys via the /dev/input/event0 device and |
25 | * abuses the standard struct input_event. The input_event.code is split into | 27 | * abuses the standard struct input_event. The input_event.code is split into |
26 | * two parts: | 28 | * two parts: |
diff --git a/utils/nwztools/plattools/nwz_lib.c b/utils/nwztools/plattools/nwz_lib.c index 6316217902..b654855bb8 100644 --- a/utils/nwztools/plattools/nwz_lib.c +++ b/utils/nwztools/plattools/nwz_lib.c | |||
@@ -71,7 +71,7 @@ void nwz_lcdmsgf(bool clear, int x, int y, const char *format, ...) | |||
71 | 71 | ||
72 | int nwz_key_open(void) | 72 | int nwz_key_open(void) |
73 | { | 73 | { |
74 | return open("/dev/input/event0", O_RDONLY); | 74 | return open(NWZ_KEY_DEV, O_RDONLY); |
75 | } | 75 | } |
76 | 76 | ||
77 | void nwz_key_close(int fd) | 77 | void nwz_key_close(int fd) |
@@ -160,7 +160,7 @@ const char *nwz_key_get_name(int keycode) | |||
160 | 160 | ||
161 | int nwz_fb_open(bool lcd) | 161 | int nwz_fb_open(bool lcd) |
162 | { | 162 | { |
163 | return open(lcd ? "/dev/fb/0" : "/dev/fb/1", O_RDWR); | 163 | return open(lcd ? NWZ_FB_LCD_DEV : NWZ_FB_TV_DEV, O_RDWR); |
164 | } | 164 | } |
165 | 165 | ||
166 | void nwz_fb_close(int fd) | 166 | void nwz_fb_close(int fd) |
@@ -183,3 +183,39 @@ int nwz_fb_set_brightness(int fd, struct nwz_fb_brightness *bl) | |||
183 | else | 183 | else |
184 | return 1; | 184 | return 1; |
185 | } | 185 | } |
186 | |||
187 | int nwz_adc_open(void) | ||
188 | { | ||
189 | return open(NWZ_ADC_DEV, O_RDONLY); | ||
190 | } | ||
191 | |||
192 | void nwz_adc_close(int fd) | ||
193 | { | ||
194 | close(fd); | ||
195 | } | ||
196 | |||
197 | static const char *nwz_adc_name[] = | ||
198 | { | ||
199 | [NWZ_ADC_VCCBAT] = "VCCBAT", | ||
200 | [NWZ_ADC_VCCVBUS] = "VCCVBUS", | ||
201 | [NWZ_ADC_ADIN3] = "ADIN3", | ||
202 | [NWZ_ADC_ADIN4] = "ADIN4", | ||
203 | [NWZ_ADC_ADIN5] = "ADIN5", | ||
204 | [NWZ_ADC_ADIN6] = "ADIN6", | ||
205 | [NWZ_ADC_ADIN7] = "ADIN7", | ||
206 | [NWZ_ADC_ADIN8] = "ADIN8", | ||
207 | }; | ||
208 | |||
209 | const char *nwz_adc_get_name(int ch) | ||
210 | { | ||
211 | return nwz_adc_name[ch]; | ||
212 | } | ||
213 | |||
214 | int nwz_adc_get_val(int fd, int ch) | ||
215 | { | ||
216 | unsigned char val; | ||
217 | if(ioctl(fd, NWZ_ADC_GET_VAL(ch), &val) < 0) | ||
218 | return -1; | ||
219 | else | ||
220 | return val; | ||
221 | } | ||
diff --git a/utils/nwztools/plattools/nwz_lib.h b/utils/nwztools/plattools/nwz_lib.h index 86f11ac346..5c8ad3e50c 100644 --- a/utils/nwztools/plattools/nwz_lib.h +++ b/utils/nwztools/plattools/nwz_lib.h | |||
@@ -32,6 +32,7 @@ | |||
32 | 32 | ||
33 | #include "nwz_keys.h" | 33 | #include "nwz_keys.h" |
34 | #include "nwz_fb.h" | 34 | #include "nwz_fb.h" |
35 | #include "nwz_adc.h" | ||
35 | 36 | ||
36 | /* run a program and exit with nonzero status in case of error | 37 | /* run a program and exit with nonzero status in case of error |
37 | * argument list must be NULL terminated */ | 38 | * argument list must be NULL terminated */ |
@@ -61,6 +62,7 @@ bool nwz_key_event_is_press(struct input_event *evt); | |||
61 | bool nwz_key_event_get_hold_status(struct input_event *evt); | 62 | bool nwz_key_event_get_hold_status(struct input_event *evt); |
62 | /* get keycode name */ | 63 | /* get keycode name */ |
63 | const char *nwz_key_get_name(int keycode); | 64 | const char *nwz_key_get_name(int keycode); |
65 | |||
64 | /* open framebuffer device */ | 66 | /* open framebuffer device */ |
65 | int nwz_fb_open(bool lcd); | 67 | int nwz_fb_open(bool lcd); |
66 | /* close framebuffer device */ | 68 | /* close framebuffer device */ |
@@ -70,4 +72,13 @@ int nwz_fb_get_brightness(int fd, struct nwz_fb_brightness *bl); | |||
70 | /* set backlight brightness (return -1 on error, 1 on success) */ | 72 | /* set backlight brightness (return -1 on error, 1 on success) */ |
71 | int nwz_fb_set_brightness(int fd, struct nwz_fb_brightness *bl); | 73 | int nwz_fb_set_brightness(int fd, struct nwz_fb_brightness *bl); |
72 | 74 | ||
75 | /* open adc device */ | ||
76 | int nwz_adc_open(void); | ||
77 | /* close adc device */ | ||
78 | void nwz_adc_close(int fd); | ||
79 | /* get channel name */ | ||
80 | const char *nwz_adc_get_name(int ch); | ||
81 | /* read channel value, return -1 on error */ | ||
82 | int nwz_adc_get_val(int fd, int ch); | ||
83 | |||
73 | #endif /* _NWZLIB_H_ */ | 84 | #endif /* _NWZLIB_H_ */ |
diff --git a/utils/nwztools/plattools/test_adc.c b/utils/nwztools/plattools/test_adc.c new file mode 100644 index 0000000000..52eafd042d --- /dev/null +++ b/utils/nwztools/plattools/test_adc.c | |||
@@ -0,0 +1,64 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2016 Amaury Pouly | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | #include "nwz_lib.h" | ||
22 | |||
23 | int main(int argc, char **argv) | ||
24 | { | ||
25 | /* clear screen and display welcome message */ | ||
26 | nwz_lcdmsg(true, 0, 0, "test_adc"); | ||
27 | nwz_lcdmsg(false, 0, 2, "PWR OFF: quit"); | ||
28 | /* open input device */ | ||
29 | int input_fd = nwz_key_open(); | ||
30 | if(input_fd < 0) | ||
31 | { | ||
32 | nwz_lcdmsg(false, 3, 7, "Cannot open input device"); | ||
33 | sleep(2); | ||
34 | return 1; | ||
35 | } | ||
36 | /* open adc device */ | ||
37 | int adc_fd = nwz_adc_open(); | ||
38 | if(adc_fd < 0) | ||
39 | { | ||
40 | nwz_lcdmsg(false, 3, 4, "Cannot open adc device"); | ||
41 | sleep(2); | ||
42 | return 1; | ||
43 | } | ||
44 | /* display input state in a loop */ | ||
45 | while(1) | ||
46 | { | ||
47 | /* print channels */ | ||
48 | for(int i = NWZ_ADC_MIN_CHAN; i <= NWZ_ADC_MAX_CHAN; i++) | ||
49 | nwz_lcdmsgf(false, 1, 4 + i, "%s: %d ", nwz_adc_get_name(i), | ||
50 | nwz_adc_get_val(adc_fd, i)); | ||
51 | /* wait for event (10ms) */ | ||
52 | int ret = nwz_key_wait_event(input_fd, 10000); | ||
53 | if(ret != 1) | ||
54 | continue; | ||
55 | struct input_event evt; | ||
56 | if(nwz_key_read_event(input_fd, &evt) != 1) | ||
57 | continue; | ||
58 | if(nwz_key_event_get_keycode(&evt) == NWZ_KEY_OPTION && !nwz_key_event_is_press(&evt)) | ||
59 | break; | ||
60 | } | ||
61 | /* finish nicely */ | ||
62 | return 0; | ||
63 | } | ||
64 | |||