499bf01c |
1 | /* |
2 | * GINGE - GINGE Is Not Gp2x Emulator |
3 | * (C) notaz, 2010-2011 |
4 | * |
5 | * This work is licensed under the MAME license, see COPYING file for details. |
6 | */ |
4d045184 |
7 | #include <sys/types.h> |
8 | #include <sys/stat.h> |
9 | #include <fcntl.h> |
10 | #include <unistd.h> |
11 | #include <sys/mman.h> |
ad439e71 |
12 | #include <linux/input.h> |
13 | |
14 | #include "../common/warm/warm.h" |
15 | |
16 | extern int memdev, probably_caanoo; // leasing from wiz_video |
17 | |
18 | #define BTN_JOY BTN_JOYSTICK |
19 | |
20 | struct in_default_bind in_evdev_defbinds[] = { |
21 | { KEY_UP, IN_BINDTYPE_PLAYER12, GP2X_UP }, |
22 | { KEY_DOWN, IN_BINDTYPE_PLAYER12, GP2X_DOWN }, |
23 | { KEY_LEFT, IN_BINDTYPE_PLAYER12, GP2X_LEFT }, |
24 | { KEY_RIGHT, IN_BINDTYPE_PLAYER12, GP2X_RIGHT }, |
25 | { BTN_JOY + 0, IN_BINDTYPE_PLAYER12, GP2X_A }, |
26 | { BTN_JOY + 1, IN_BINDTYPE_PLAYER12, GP2X_X }, |
27 | { BTN_JOY + 2, IN_BINDTYPE_PLAYER12, GP2X_B }, |
28 | { BTN_JOY + 3, IN_BINDTYPE_PLAYER12, GP2X_Y }, |
29 | { BTN_JOY + 4, IN_BINDTYPE_PLAYER12, GP2X_L }, |
30 | { BTN_JOY + 5, IN_BINDTYPE_PLAYER12, GP2X_R }, |
31 | { BTN_JOY + 8, IN_BINDTYPE_PLAYER12, GP2X_START }, |
32 | { BTN_JOY + 9, IN_BINDTYPE_PLAYER12, GP2X_SELECT }, |
33 | { BTN_JOY + 10, IN_BINDTYPE_PLAYER12, GP2X_PUSH }, |
34 | { BTN_JOY + 6, IN_BINDTYPE_EMU, 0 }, |
35 | { 0, 0, 0 } |
36 | }; |
37 | |
38 | // todo: rm when generic code works on Wiz |
39 | #if 0 |
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40 | static int gpiodev = -1; |
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41 | |
42 | int host_init(void) |
43 | { |
44 | gpiodev = open("/dev/GPIO", O_RDONLY); |
45 | if (gpiodev < 0) |
46 | perror(PFX "couldn't open /dev/GPIO"); |
47 | |
48 | return 0; |
49 | } |
50 | |
51 | int host_read_btns(void) |
52 | { |
53 | int r, value = 0; |
54 | |
55 | r = read(gpiodev, &value, 4); |
56 | if (value & 0x02) |
57 | value |= 0x05; |
58 | if (value & 0x08) |
59 | value |= 0x14; |
60 | if (value & 0x20) |
61 | value |= 0x50; |
62 | if (value & 0x80) |
63 | value |= 0x41; |
64 | |
65 | return value; |
66 | } |
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67 | #endif |
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68 | |
69 | void *host_mmap_upper(void) |
70 | { |
71 | void *ret; |
72 | int r; |
73 | |
ad439e71 |
74 | // make sure this never happens on Caanoo |
75 | if (probably_caanoo) { |
76 | err("Wiz mmap code called on Caanoo?"); |
77 | return MAP_FAILED; |
78 | } |
79 | |
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80 | // Wiz GP2X |
81 | // <linux mem> 03460000-03ffffff 00ba0000 |
82 | // 02aa0000-02dfffff 03100000-0345ffff 00360000 |
83 | // <linux mem> 03000000-030fffff 00100000 |
84 | // 03000000-03ffffff 02000000-02ffffff 01000000 |
85 | ret = mmap((void *)0x82000000, 0x1000000, PROT_READ|PROT_WRITE|PROT_EXEC, |
86 | MAP_SHARED|MAP_FIXED, memdev, 0x3000000); |
87 | if (ret != (void *)0x82000000) |
88 | goto fail; |
89 | |
90 | ret = mmap((void *)0x83000000, 0x100000, PROT_READ|PROT_WRITE|PROT_EXEC, |
91 | MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED, -1, 0); |
92 | if (ret != (void *)0x83000000) |
93 | goto fail; |
94 | |
95 | ret = mmap((void *)0x83100000, 0x360000, PROT_READ|PROT_WRITE|PROT_EXEC, |
96 | MAP_SHARED|MAP_FIXED, memdev, 0x2aa0000); |
97 | if (ret != (void *)0x83100000) |
98 | goto fail; |
99 | |
100 | ret = mmap((void *)0x83460000, 0xba0000, PROT_READ|PROT_WRITE|PROT_EXEC, |
101 | MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED, -1, 0); |
102 | if (ret != (void *)0x83460000) |
103 | goto fail; |
104 | |
105 | r = warm_change_cb_range(WCB_B_BIT|WCB_C_BIT, 1, (void *)0x82000000, 0x1000000); |
106 | r |= warm_change_cb_range(WCB_B_BIT|WCB_C_BIT, 1, (void *)0x83100000, 0x360000); |
107 | if (r != 0) |
108 | err("could not make upper mem cacheable.\n"); |
109 | |
110 | return (void *)0x82000000; |
111 | |
112 | fail: |
113 | err("mmap %p: ", ret); |
114 | perror(NULL); |
115 | exit(1); |
116 | } |
117 | |
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118 | static void host_actions(int actions[IN_BINDTYPE_COUNT]) |
119 | { |
120 | if (probably_caanoo && (actions[IN_BINDTYPE_EMU] & 1)) { |
121 | // 'home key as Fn' handling |
122 | int act = actions[IN_BINDTYPE_PLAYER12]; |
123 | if (act & (1 << GP2X_START)) { |
124 | act &= ~(1 << GP2X_START); |
125 | act |= 1 << GP2X_VOL_UP; |
126 | } |
127 | if (act & (1 << GP2X_SELECT)) { |
128 | act &= ~(1 << GP2X_SELECT); |
129 | act |= 1 << GP2X_VOL_DOWN; |
130 | } |
131 | if (act & (1 << GP2X_Y)) |
132 | host_forced_exit(); |
133 | actions[IN_BINDTYPE_PLAYER12] = act; |
134 | } |
135 | } |
499bf01c |
136 | |
137 | // vim:shiftwidth=2:expandtab |