1 // vim:shiftwidth=2:expandtab
7 #include <linux/input.h>
9 #include "../common/warm/warm.h"
11 extern int memdev, probably_caanoo; // leasing from wiz_video
13 #define BTN_JOY BTN_JOYSTICK
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 },
33 // todo: rm when generic code works on Wiz
35 static int gpiodev = -1;
39 gpiodev = open("/dev/GPIO", O_RDONLY);
41 perror(PFX "couldn't open /dev/GPIO");
46 int host_read_btns(void)
50 r = read(gpiodev, &value, 4);
64 void *host_mmap_upper(void)
69 // make sure this never happens on Caanoo
70 if (probably_caanoo) {
71 err("Wiz mmap code called on Caanoo?");
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)
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)
90 ret = mmap((void *)0x83100000, 0x360000, PROT_READ|PROT_WRITE|PROT_EXEC,
91 MAP_SHARED|MAP_FIXED, memdev, 0x2aa0000);
92 if (ret != (void *)0x83100000)
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)
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);
103 err("could not make upper mem cacheable.\n");
105 return (void *)0x82000000;
108 err("mmap %p: ", ret);
113 static void host_actions(int actions[IN_BINDTYPE_COUNT])
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;
122 if (act & (1 << GP2X_SELECT)) {
123 act &= ~(1 << GP2X_SELECT);
124 act |= 1 << GP2X_VOL_DOWN;
126 if (act & (1 << GP2X_Y))
128 actions[IN_BINDTYPE_PLAYER12] = act;