This source file includes following definitions.
- get_usb_bit
- mykbd_task_proceed
- mykbd_task
- wrap_kbd_p1_f
- my_kbd_read_keys
- kbd_fetch_data
1 #include "lolevel.h"
2 #include "platform.h"
3 #include "keyboard.h"
4 #include "kbd_common.h"
5
6 long kbd_new_state[3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF };
7 long kbd_prev_state[3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF };
8 long kbd_mod_state[3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF };
9
10 KeyMap keymap[] = {
11
12
13
14 { 2, KEY_UP , 0x00000010 },
15 { 2, KEY_DOWN , 0x00000020 },
16 { 2, KEY_LEFT , 0x00000080 },
17 { 2, KEY_RIGHT , 0x00000040 },
18 { 2, KEY_SET , 0x00000100 },
19 { 1, KEY_SHOOT_FULL , 0xC0000000 },
20 { 1, KEY_SHOOT_FULL_ONLY, 0x80000000 },
21 { 1, KEY_SHOOT_HALF , 0x40000000 },
22 { 2, KEY_ZOOM_IN , 0x00000004 },
23 { 2, KEY_ZOOM_OUT , 0x00000008 },
24 { 2, KEY_MENU , 0x00000200 },
25 { 2, KEY_DISPLAY , 0x00000400 },
26 { 2, KEY_PRINT , 0x00000800 },
27 { 1, KEY_ERASE , 0x00800000 },
28 { 0, 0, 0 }
29 };
30
31
32 #define NEW_SS (0x2000)
33
34 int get_usb_bit()
35 {
36 long usb_physw[3];
37 usb_physw[USB_IDX] = 0;
38 _kbd_read_keys_r2(usb_physw);
39 return(( usb_physw[USB_IDX] & USB_MASK)==USB_MASK) ;
40 }
41
42
43
44 static char kbd_stack[NEW_SS];
45
46 void kbd_fetch_data(long*);
47
48 long __attribute__((naked)) wrap_kbd_p1_f() ;
49
50
51 static void __attribute__((noinline)) mykbd_task_proceed()
52 {
53 while (physw_run){
54 _SleepTask(10);
55 if (wrap_kbd_p1_f() == 1){
56 _kbd_p2_f();
57 }
58 }
59 }
60
61 void __attribute__((naked,noinline))
62 mykbd_task(long ua, long ub, long uc, long ud, long ue, long uf)
63 {
64
65
66
67
68
69
70
71
72
73
74 register int i;
75 register long *newstack;
76
77 newstack = (void*)kbd_stack;
78
79 for (i=0;i<NEW_SS/4;i++)
80 newstack[i]=0xdededede;
81
82 asm volatile (
83 "MOV SP, %0"
84 :: "r"(((char*)newstack)+NEW_SS)
85 : "memory"
86 );
87
88 mykbd_task_proceed();
89
90
91
92
93 _ExitTask();
94 }
95
96
97 long __attribute__((naked,noinline)) wrap_kbd_p1_f()
98 {
99
100 asm volatile(
101 "STMFD SP!, {R1-R5,LR}\n"
102 "MOV R4, #0\n"
103 "BL my_kbd_read_keys\n"
104 "B _kbd_p1_f_cont\n"
105 );
106 return 0;
107 }
108
109
110 void my_kbd_read_keys()
111 {
112 _kbd_pwr_on();
113
114 kbd_update_key_state();
115
116 _kbd_read_keys_r2(physw_status);
117
118 kbd_update_physw_bits();
119
120 _kbd_pwr_off();
121 }
122
123 void kbd_fetch_data(long *dst)
124 {
125 volatile long *mmio0 = (void*)0xc0220200;
126 volatile long *mmio1 = (void*)0xc0220204;
127 volatile long *mmio2 = (void*)0xc0220208;
128
129 dst[0] = *mmio0;
130 dst[1] = *mmio1;
131 dst[2] = *mmio2 & 0xffff;
132 }