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1 | // vim:shiftwidth=2:expandtab |
2 | #include <sys/types.h> |
3 | #include <sys/stat.h> |
4 | #include <fcntl.h> |
5 | #include <unistd.h> |
6 | #include <sys/mman.h> |
ad439e71 |
7 | #include <linux/input.h> |
8 | |
9 | #include "../common/warm/warm.h" |
10 | |
11 | extern int memdev, probably_caanoo; // leasing from wiz_video |
12 | |
13 | #define BTN_JOY BTN_JOYSTICK |
14 | |
15 | struct in_default_bind in_evdev_defbinds[] = { |
16 | { KEY_UP, IN_BINDTYPE_PLAYER12, GP2X_UP }, |
17 | { KEY_DOWN, IN_BINDTYPE_PLAYER12, GP2X_DOWN }, |
18 | { KEY_LEFT, IN_BINDTYPE_PLAYER12, GP2X_LEFT }, |
19 | { KEY_RIGHT, IN_BINDTYPE_PLAYER12, GP2X_RIGHT }, |
20 | { BTN_JOY + 0, IN_BINDTYPE_PLAYER12, GP2X_A }, |
21 | { BTN_JOY + 1, IN_BINDTYPE_PLAYER12, GP2X_X }, |
22 | { BTN_JOY + 2, IN_BINDTYPE_PLAYER12, GP2X_B }, |
23 | { BTN_JOY + 3, IN_BINDTYPE_PLAYER12, GP2X_Y }, |
24 | { BTN_JOY + 4, IN_BINDTYPE_PLAYER12, GP2X_L }, |
25 | { BTN_JOY + 5, IN_BINDTYPE_PLAYER12, GP2X_R }, |
26 | { BTN_JOY + 8, IN_BINDTYPE_PLAYER12, GP2X_START }, |
27 | { BTN_JOY + 9, IN_BINDTYPE_PLAYER12, GP2X_SELECT }, |
28 | { BTN_JOY + 10, IN_BINDTYPE_PLAYER12, GP2X_PUSH }, |
29 | { BTN_JOY + 6, IN_BINDTYPE_EMU, 0 }, |
30 | { 0, 0, 0 } |
31 | }; |
32 | |
33 | // todo: rm when generic code works on Wiz |
34 | #if 0 |
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35 | static int gpiodev = -1; |
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36 | |
37 | int host_init(void) |
38 | { |
39 | gpiodev = open("/dev/GPIO", O_RDONLY); |
40 | if (gpiodev < 0) |
41 | perror(PFX "couldn't open /dev/GPIO"); |
42 | |
43 | return 0; |
44 | } |
45 | |
46 | int host_read_btns(void) |
47 | { |
48 | int r, value = 0; |
49 | |
50 | r = read(gpiodev, &value, 4); |
51 | if (value & 0x02) |
52 | value |= 0x05; |
53 | if (value & 0x08) |
54 | value |= 0x14; |
55 | if (value & 0x20) |
56 | value |= 0x50; |
57 | if (value & 0x80) |
58 | value |= 0x41; |
59 | |
60 | return value; |
61 | } |
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62 | #endif |
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63 | |
64 | void *host_mmap_upper(void) |
65 | { |
66 | void *ret; |
67 | int r; |
68 | |
ad439e71 |
69 | // make sure this never happens on Caanoo |
70 | if (probably_caanoo) { |
71 | err("Wiz mmap code called on Caanoo?"); |
72 | return MAP_FAILED; |
73 | } |
74 | |
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75 | // Wiz GP2X |
76 | // <linux mem> 03460000-03ffffff 00ba0000 |
77 | // 02aa0000-02dfffff 03100000-0345ffff 00360000 |
78 | // <linux mem> 03000000-030fffff 00100000 |
79 | // 03000000-03ffffff 02000000-02ffffff 01000000 |
80 | ret = mmap((void *)0x82000000, 0x1000000, PROT_READ|PROT_WRITE|PROT_EXEC, |
81 | MAP_SHARED|MAP_FIXED, memdev, 0x3000000); |
82 | if (ret != (void *)0x82000000) |
83 | goto fail; |
84 | |
85 | ret = mmap((void *)0x83000000, 0x100000, PROT_READ|PROT_WRITE|PROT_EXEC, |
86 | MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED, -1, 0); |
87 | if (ret != (void *)0x83000000) |
88 | goto fail; |
89 | |
90 | ret = mmap((void *)0x83100000, 0x360000, PROT_READ|PROT_WRITE|PROT_EXEC, |
91 | MAP_SHARED|MAP_FIXED, memdev, 0x2aa0000); |
92 | if (ret != (void *)0x83100000) |
93 | goto fail; |
94 | |
95 | ret = mmap((void *)0x83460000, 0xba0000, PROT_READ|PROT_WRITE|PROT_EXEC, |
96 | MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED, -1, 0); |
97 | if (ret != (void *)0x83460000) |
98 | goto fail; |
99 | |
100 | r = warm_change_cb_range(WCB_B_BIT|WCB_C_BIT, 1, (void *)0x82000000, 0x1000000); |
101 | r |= warm_change_cb_range(WCB_B_BIT|WCB_C_BIT, 1, (void *)0x83100000, 0x360000); |
102 | if (r != 0) |
103 | err("could not make upper mem cacheable.\n"); |
104 | |
105 | return (void *)0x82000000; |
106 | |
107 | fail: |
108 | err("mmap %p: ", ret); |
109 | perror(NULL); |
110 | exit(1); |
111 | } |
112 | |
ad439e71 |
113 | static void host_actions(int actions[IN_BINDTYPE_COUNT]) |
114 | { |
115 | if (probably_caanoo && (actions[IN_BINDTYPE_EMU] & 1)) { |
116 | // 'home key as Fn' handling |
117 | int act = actions[IN_BINDTYPE_PLAYER12]; |
118 | if (act & (1 << GP2X_START)) { |
119 | act &= ~(1 << GP2X_START); |
120 | act |= 1 << GP2X_VOL_UP; |
121 | } |
122 | if (act & (1 << GP2X_SELECT)) { |
123 | act &= ~(1 << GP2X_SELECT); |
124 | act |= 1 << GP2X_VOL_DOWN; |
125 | } |
126 | if (act & (1 << GP2X_Y)) |
127 | host_forced_exit(); |
128 | actions[IN_BINDTYPE_PLAYER12] = act; |
129 | } |
130 | } |