blob: 290b3ff23b0353905d129d6848c60065cccf273a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
/*
* LED, LCD and Button panel driver for Cobalt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1996, 1997 by Andrew Bose
*
* Linux kernel version history:
* March 2001: Ported from 2.0.34 by Liam Davies
*
*/
// function headers
#define LCD_CHARS_PER_LINE 40
#define MAX_IDLE_TIME 120
struct lcd_display {
unsigned buttons;
int size1;
int size2;
unsigned char line1[LCD_CHARS_PER_LINE];
unsigned char line2[LCD_CHARS_PER_LINE];
unsigned char cursor_address;
unsigned char character;
unsigned char leds;
unsigned char *RomImage;
};
#define LCD_DRIVER "Cobalt LCD Driver v2.10"
#define LCD "lcd: "
#define kLCD_IR 0x0F000000
#define kLCD_DR 0x0F000010
#define kGPI 0x0D000000
#define kLED 0x0C000000
#define kDD_R00 0x00
#define kDD_R01 0x27
#define kDD_R10 0x40
#define kDD_R11 0x67
#define kLCD_Addr 0x00000080
#define LCDTimeoutValue 0xfff
// Macros
#define LCDWriteData(x) outl((x << 24), kLCD_DR)
#define LCDWriteInst(x) outl((x << 24), kLCD_IR)
#define LCDReadData (inl(kLCD_DR) >> 24)
#define LCDReadInst (inl(kLCD_IR) >> 24)
#define GPIRead (inl(kGPI) >> 24)
#define LEDSet(x) outb((char)x, kLED)
#define WRITE_GAL(x,y) outl(y, 0x04000000 | (x))
#define BusyCheck() while ((LCDReadInst & 0x80) == 0x80)
/*
* Function command codes for io_ctl.
*/
#define LCD_On 1
#define LCD_Off 2
#define LCD_Clear 3
#define LCD_Reset 4
#define LCD_Cursor_Left 5
#define LCD_Cursor_Right 6
#define LCD_Disp_Left 7
#define LCD_Disp_Right 8
#define LCD_Get_Cursor 9
#define LCD_Set_Cursor 10
#define LCD_Home 11
#define LCD_Read 12
#define LCD_Write 13
#define LCD_Cursor_Off 14
#define LCD_Cursor_On 15
#define LCD_Get_Cursor_Pos 16
#define LCD_Set_Cursor_Pos 17
#define LCD_Blink_Off 18
#define LED_Set 40
#define LED_Bit_Set 41
#define LED_Bit_Clear 42
// Button defs
#define BUTTON_Read 50
// Ethernet LINK check hackaroo
#define LINK_Check 90
#define LINK_Check_2 91
// Button patterns _B - single layer lcd boards
#define BUTTON_NONE 0x3F
#define BUTTON_NONE_B 0xFE
#define BUTTON_Left 0x3B
#define BUTTON_Left_B 0xFA
#define BUTTON_Right 0x37
#define BUTTON_Right_B 0xDE
#define BUTTON_Up 0x2F
#define BUTTON_Up_B 0xF6
#define BUTTON_Down 0x1F
#define BUTTON_Down_B 0xEE
#define BUTTON_Next 0x3D
#define BUTTON_Next_B 0x7E
#define BUTTON_Enter 0x3E
#define BUTTON_Enter_B 0xBE
#define BUTTON_Reset_B 0xFC
// debounce constants
#define BUTTON_SENSE 160000
#define BUTTON_DEBOUNCE 5000
// Galileo register stuff
#define kGal_DevBank2Cfg 0x1466DB33
#define kGal_DevBank2PReg 0x464
#define kGal_DevBank3Cfg 0x146FDFFB
#define kGal_DevBank3PReg 0x468
// Network
#define kIPADDR 1
#define kNETMASK 2
#define kGATEWAY 3
#define kDNS 4
#define kClassA 5
#define kClassB 6
#define kClassC 7
|
