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1 | /* |
2 | * (C) notaz, 2011 |
3 | * |
4 | * This work is licensed under the terms of the GNU GPLv2 or later. |
5 | * See the COPYING file in the top-level directory. |
6 | */ |
7 | |
8 | #include <stdio.h> |
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9 | #include <stdlib.h> |
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10 | #include <string.h> |
11 | #include <sys/types.h> |
12 | #include <sys/stat.h> |
13 | #include <fcntl.h> |
14 | #include <sys/ioctl.h> |
15 | #include <unistd.h> |
16 | #include <linux/input.h> |
17 | #include <errno.h> |
18 | |
19 | #include "common/input.h" |
20 | #include "plugin_lib.h" |
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21 | #include "plat.h" |
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22 | #include "main.h" |
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23 | |
24 | static int fdnub[2]; |
25 | static int analog_init_done; |
26 | |
27 | static const char * const pandora_gpio_keys[KEY_MAX + 1] = { |
28 | [0 ... KEY_MAX] = NULL, |
29 | [KEY_UP] = "Up", |
30 | [KEY_LEFT] = "Left", |
31 | [KEY_RIGHT] = "Right", |
32 | [KEY_DOWN] = "Down", |
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33 | [KEY_HOME] = "(A)", |
34 | [KEY_PAGEDOWN] = "(X)", |
35 | [KEY_END] = "(B)", |
36 | [KEY_PAGEUP] = "(Y)", |
37 | [KEY_RIGHTSHIFT]= "(L)", |
38 | [KEY_RIGHTCTRL] = "(R)", |
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39 | [KEY_LEFTALT] = "Start", |
40 | [KEY_LEFTCTRL] = "Select", |
41 | [KEY_MENU] = "Pandora", |
42 | }; |
43 | |
44 | struct in_default_bind in_evdev_defbinds[] = { |
45 | { KEY_UP, IN_BINDTYPE_PLAYER12, DKEY_UP }, |
46 | { KEY_DOWN, IN_BINDTYPE_PLAYER12, DKEY_DOWN }, |
47 | { KEY_LEFT, IN_BINDTYPE_PLAYER12, DKEY_LEFT }, |
48 | { KEY_RIGHT, IN_BINDTYPE_PLAYER12, DKEY_RIGHT }, |
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49 | { KEY_PAGEUP, IN_BINDTYPE_PLAYER12, DKEY_TRIANGLE }, |
50 | { KEY_PAGEDOWN, IN_BINDTYPE_PLAYER12, DKEY_CROSS }, |
51 | { KEY_END, IN_BINDTYPE_PLAYER12, DKEY_CIRCLE }, |
52 | { KEY_HOME, IN_BINDTYPE_PLAYER12, DKEY_SQUARE }, |
53 | { KEY_LEFTALT, IN_BINDTYPE_PLAYER12, DKEY_START }, |
54 | { KEY_LEFTCTRL, IN_BINDTYPE_PLAYER12, DKEY_SELECT }, |
55 | { KEY_RIGHTSHIFT,IN_BINDTYPE_PLAYER12, DKEY_L1 }, |
56 | { KEY_RIGHTCTRL, IN_BINDTYPE_PLAYER12, DKEY_R1 }, |
57 | { KEY_Q, IN_BINDTYPE_PLAYER12, DKEY_L2 }, |
58 | { KEY_P, IN_BINDTYPE_PLAYER12, DKEY_R2 }, |
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59 | { KEY_SPACE, IN_BINDTYPE_EMU, SACTION_ENTER_MENU }, |
60 | { KEY_1, IN_BINDTYPE_EMU, SACTION_SAVE_STATE }, |
61 | { KEY_2, IN_BINDTYPE_EMU, SACTION_LOAD_STATE }, |
62 | { KEY_3, IN_BINDTYPE_EMU, SACTION_PREV_SSLOT }, |
63 | { KEY_4, IN_BINDTYPE_EMU, SACTION_NEXT_SSLOT }, |
64 | { KEY_5, IN_BINDTYPE_EMU, SACTION_TOGGLE_FSKIP }, |
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65 | { KEY_6, IN_BINDTYPE_EMU, SACTION_SCREENSHOT }, |
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66 | { 0, 0, 0 } |
67 | }; |
68 | |
69 | static void analog_init(void) |
70 | { |
71 | int i, nub; |
72 | |
73 | fdnub[0] = fdnub[1] = -1; |
74 | |
75 | for (i = nub = 0; nub < 2; i++) |
76 | { |
77 | long absbits[(ABS_MAX+1) / sizeof(long) / 8]; |
78 | int ret, fd, support = 0; |
79 | char name[64]; |
80 | |
81 | snprintf(name, sizeof(name), "/dev/input/event%d", i); |
82 | fd = open(name, O_RDONLY|O_NONBLOCK); |
83 | if (fd == -1) { |
84 | if (errno == EACCES) |
85 | continue; /* maybe we can access next one */ |
86 | break; |
87 | } |
88 | |
89 | /* check supported events */ |
90 | ret = ioctl(fd, EVIOCGBIT(0, sizeof(support)), &support); |
91 | if (ret == -1) { |
92 | printf("pandora: ioctl failed on %s\n", name); |
93 | goto skip; |
94 | } |
95 | |
96 | if (!(support & (1 << EV_ABS))) |
97 | goto skip; |
98 | |
99 | ret = ioctl(fd, EVIOCGNAME(sizeof(name)), name); |
100 | if (ret == -1 || strncmp(name, "nub", 3) != 0) |
101 | goto skip; |
102 | |
103 | ret = ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbits)), absbits); |
104 | if (ret == -1) |
105 | goto skip; |
106 | if ((absbits[0] & ((1 << ABS_X)|(1 << ABS_Y))) != ((1 << ABS_X)|(1 << ABS_Y))) |
107 | goto skip; |
108 | |
109 | printf("pandora: found analog #%d \"%s\"\n", nub, name); |
110 | fdnub[nub++] = fd; |
111 | continue; |
112 | |
113 | skip: |
114 | close(fd); |
115 | } |
116 | |
117 | if (nub != 2) |
118 | printf("pandora: warning: not all nubs found: %d\n", nub); |
119 | |
120 | analog_init_done = 1; |
121 | } |
122 | |
123 | void in_update_analogs(void) |
124 | { |
125 | int *nubp[2] = { in_a1, in_a2 }; |
126 | struct input_absinfo ainfo; |
127 | int i, fd, v, ret; |
128 | |
129 | if (!analog_init_done) |
130 | analog_init(); |
131 | |
132 | for (i = 0; i < 2; i++) { |
133 | fd = fdnub[i]; |
134 | if (fd < 0) |
135 | continue; |
136 | |
137 | ret = ioctl(fd, EVIOCGABS(ABS_X), &ainfo); |
138 | if (ret == -1) { |
139 | perror("ioctl"); |
140 | continue; |
141 | } |
142 | v = ainfo.value / 2 + 127; |
143 | nubp[i][0] = v < 0 ? 0 : v; |
144 | |
145 | ret = ioctl(fd, EVIOCGABS(ABS_Y), &ainfo); |
146 | if (ret == -1) { |
147 | perror("ioctl"); |
148 | continue; |
149 | } |
150 | v = ainfo.value / 2 + 127; |
151 | nubp[i][1] = v < 0 ? 0 : v; |
152 | } |
153 | //printf("%4d %4d %4d %4d\n", in_a1[0], in_a1[1], in_a2[0], in_a2[1]); |
154 | } |
155 | |
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156 | int plat_pandora_init(void) |
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157 | { |
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158 | in_probe(); |
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159 | in_set_config(in_name_to_id("evdev:gpio-keys"), IN_CFG_KEY_NAMES, |
160 | pandora_gpio_keys, sizeof(pandora_gpio_keys)); |
161 | |
162 | return 0; |
163 | } |
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164 | |
165 | static const char pnd_script_base[] = "sudo -n /usr/pandora/scripts"; |
166 | |
167 | int plat_cpu_clock_get(void) |
168 | { |
169 | FILE *f; |
170 | int ret = 0; |
171 | f = fopen("/proc/pandora/cpu_mhz_max", "r"); |
172 | if (f) { |
173 | fscanf(f, "%d", &ret); |
174 | fclose(f); |
175 | } |
176 | return ret; |
177 | } |
178 | |
179 | int plat_cpu_clock_apply(int cpu_clock) |
180 | { |
181 | char buf[128]; |
182 | |
183 | if (cpu_clock != 0 && cpu_clock != plat_cpu_clock_get()) { |
184 | snprintf(buf, sizeof(buf), "unset DISPLAY; echo y | %s/op_cpuspeed.sh %d", |
185 | pnd_script_base, cpu_clock); |
186 | system(buf); |
187 | } |
188 | return 0; |
189 | } |
190 | |
191 | int plat_get_bat_capacity(void) |
192 | { |
193 | FILE *f; |
194 | int ret = 0; |
195 | f = fopen("/sys/class/power_supply/bq27500-0/capacity", "r"); |
196 | if (f) { |
197 | fscanf(f, "%d", &ret); |
198 | fclose(f); |
199 | } |
200 | return ret; |
201 | } |