source: rtems/c/src/lib/libbsp/i386/pc386/console/i386kbd.h @ becbeda

4.115
Last change on this file since becbeda was fa01e0d0, checked in by Toma Radu <radustoma@…>, on 12/30/13 at 16:48:57

i386/pc386: Add doxygen file headers.
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1/**
2 * @file
3 *
4 * @ingroup i386_pc386
5 *
6 * @brief I386 keyboard definitions.
7 */
8
9/*
10 *  linux/include/asm-i386/keyboard.h
11 *
12 *  Created 3 Nov 1996 by Geert Uytterhoeven
13 */
14
15/*
16 *  This file contains the i386 architecture specific keyboard definitions
17 */
18
19#ifndef _I386_KEYBOARD_H
20#define _I386_KEYBOARD_H
21
22#include  <i386_io.h>
23
24#define KEYBOARD_IRQ                    1
25#define DISABLE_KBD_DURING_INTERRUPTS   0
26
27extern int pckbd_setkeycode(unsigned int scancode, unsigned int keycode);
28extern int pckbd_getkeycode(unsigned int scancode);
29extern int pckbd_translate(unsigned char scancode, unsigned char *keycode,
30                           char raw_mode);
31extern char pckbd_unexpected_up(unsigned char keycode);
32extern void pckbd_leds(unsigned char leds);
33extern void pckbd_init_hw(void);
34extern unsigned char pckbd_sysrq_xlate[128];
35
36#define kbd_setkeycode          pckbd_setkeycode
37#define kbd_getkeycode          pckbd_getkeycode
38#define kbd_translate           pckbd_translate
39#define kbd_unexpected_up       pckbd_unexpected_up
40#define kbd_leds                      pckbd_leds
41#define kbd_init_hw                pckbd_init_hw
42#define kbd_sysrq_xlate         pckbd_sysrq_xlate
43
44#define SYSRQ_KEY 0x54
45
46/* resource allocation */
47#define kbd_request_region()     /* request_region(0x60, 16, "keyboard") */
48#define kbd_request_irq(handler) /* request_irq(KEYBOARD_IRQ, handler, 0, "keyboard", NULL) */
49
50/* How to access the keyboard macros on this platform.  */
51#define kbd_read_input() inb(KBD_DATA_REG)
52#define kbd_read_status() inb(KBD_STATUS_REG)
53#define kbd_write_output(val) outb(val, KBD_DATA_REG)
54#define kbd_write_command(val) outb(val, KBD_CNTL_REG)
55
56/* Some stoneage hardware needs delays after some operations.  */
57#define kbd_pause() do { } while(0)
58
59/*
60 * Machine specific bits for the PS/2 driver
61 */
62
63#define AUX_IRQ 12
64
65#define aux_request_irq(hand, dev_id)  /* request_irq(AUX_IRQ, hand, SA_SHIRQ, "PS/2 Mouse", dev_id) */
66
67#define aux_free_irq(dev_id)   /* free_irq(AUX_IRQ, dev_id) */
68
69/*
70 *      include/linux/pc_keyb.h
71 *
72 *      PC Keyboard And Keyboard Controller
73 *
74 *      (c) 1997 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
75 */
76
77/*
78 *      Configuration Switches
79 */
80
81#undef KBD_REPORT_ERR                   /* Report keyboard errors */
82#define KBD_REPORT_UNKN                 /* Report unknown scan codes */
83#define KBD_REPORT_TIMEOUTS             /* Report keyboard timeouts */
84#undef KBD_IS_FOCUS_9000                /* We have the brain-damaged FOCUS-9000 keyboard */
85#undef INITIALIZE_MOUSE                 /* Define if your PS/2 mouse needs initialization. */
86
87#define KBD_INIT_TIMEOUT 1000           /* Timeout in ms for initializing the keyboard */
88#define KBC_TIMEOUT 250                 /* Timeout in ms for sending to keyboard controller */
89#define KBD_TIMEOUT 1000                /* Timeout in ms for keyboard command acknowledge */
90
91/*
92 *      Internal variables of the driver
93 */
94
95extern unsigned char pckbd_read_mask;
96extern unsigned char aux_device_present;
97
98/*
99 *      Keyboard Controller Registers on normal PCs.
100 */
101
102#define KBD_STATUS_REG          0x64    /* Status register (R) */
103#define KBD_CNTL_REG            0x64    /* Controller command register (W) */
104#define KBD_DATA_REG            0x60    /* Keyboard data register (R/W) */
105
106/*
107 *      Keyboard Controller Commands
108 */
109
110#define KBD_CCMD_READ_MODE      0x20    /* Read mode bits */
111#define KBD_CCMD_WRITE_MODE     0x60    /* Write mode bits */
112#define KBD_CCMD_GET_VERSION    0xA1    /* Get controller version */
113#define KBD_CCMD_MOUSE_DISABLE  0xA7    /* Disable mouse interface */
114#define KBD_CCMD_MOUSE_ENABLE   0xA8    /* Enable mouse interface */
115#define KBD_CCMD_TEST_MOUSE     0xA9    /* Mouse interface test */
116#define KBD_CCMD_SELF_TEST      0xAA    /* Controller self test */
117#define KBD_CCMD_KBD_TEST       0xAB    /* Keyboard interface test */
118#define KBD_CCMD_KBD_DISABLE    0xAD    /* Keyboard interface disable */
119#define KBD_CCMD_KBD_ENABLE     0xAE    /* Keyboard interface enable */
120#define KBD_CCMD_WRITE_AUX_OBUF 0xD3    /* Write to output buffer as if
121                                           initiated by the auxiliary device */
122#define KBD_CCMD_WRITE_MOUSE    0xD4    /* Write the following byte to the mouse */
123
124/*
125 *      Keyboard Commands
126 */
127
128#define KBD_CMD_SET_LEDS        0xED    /* Set keyboard leds */
129#define KBD_CMD_SET_RATE        0xF3    /* Set typematic rate */
130#define KBD_CMD_ENABLE          0xF4    /* Enable scanning */
131#define KBD_CMD_DISABLE         0xF5    /* Disable scanning */
132#define KBD_CMD_RESET           0xFF    /* Reset */
133
134/*
135 *      Keyboard Replies
136 */
137
138#define KBD_REPLY_POR           0xAA    /* Power on reset */
139#define KBD_REPLY_ACK           0xFA    /* Command ACK */
140#define KBD_REPLY_RESEND        0xFE    /* Command NACK, send the cmd again */
141
142/*
143 *      Status Register Bits
144 */
145
146#define KBD_STAT_OBF            0x01    /* Keyboard output buffer full */
147#define KBD_STAT_IBF            0x02    /* Keyboard input buffer full */
148#define KBD_STAT_SELFTEST       0x04    /* Self test successful */
149#define KBD_STAT_CMD            0x08    /* Last write was a command write (0=data) */
150#define KBD_STAT_UNLOCKED       0x10    /* Zero if keyboard locked */
151#define KBD_STAT_MOUSE_OBF      0x20    /* Mouse output buffer full */
152#define KBD_STAT_GTO            0x40    /* General receive/xmit timeout */
153#define KBD_STAT_PERR           0x80    /* Parity error */
154
155#define AUX_STAT_OBF (KBD_STAT_OBF | KBD_STAT_MOUSE_OBF)
156
157/*
158 *      Controller Mode Register Bits
159 */
160
161#define KBD_MODE_KBD_INT        0x01    /* Keyboard data generate IRQ1 */
162#define KBD_MODE_MOUSE_INT      0x02    /* Mouse data generate IRQ12 */
163#define KBD_MODE_SYS            0x04    /* The system flag (?) */
164#define KBD_MODE_NO_KEYLOCK     0x08    /* The keylock doesn't affect the keyboard if set */
165#define KBD_MODE_DISABLE_KBD    0x10    /* Disable keyboard interface */
166#define KBD_MODE_DISABLE_MOUSE  0x20    /* Disable mouse interface */
167#define KBD_MODE_KCC            0x40    /* Scan code conversion to PC format */
168#define KBD_MODE_RFU            0x80
169
170/*
171 *      Mouse Commands
172 */
173
174#define AUX_SET_RES             0xE8    /* Set resolution */
175#define AUX_SET_SCALE11         0xE6    /* Set 1:1 scaling */
176#define AUX_SET_SCALE21         0xE7    /* Set 2:1 scaling */
177#define AUX_GET_SCALE           0xE9    /* Get scaling factor */
178#define AUX_SET_STREAM          0xEA    /* Set stream mode */
179#define AUX_SET_SAMPLE          0xF3    /* Set sample rate */
180#define AUX_ENABLE_DEV          0xF4    /* Enable aux device */
181#define AUX_DISABLE_DEV         0xF5    /* Disable aux device */
182#define AUX_RESET               0xFF    /* Reset aux device */
183#define AUX_ACK                 0xFA    /* Command byte ACK. */
184
185#define AUX_BUF_SIZE            2048    /* This might be better divisible by
186                                           three to make overruns stay in sync
187                                           but then the read function would need
188                                           a lock etc - ick */
189
190#define  mark_bh(x)
191
192#endif /* _I386_KEYBOARD_H */
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