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/* |
/* |
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* Copyright (C) 2003-2005 Anders Gavare. All rights reserved. |
* Copyright (C) 2003-2006 Anders Gavare. All rights reserved. |
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* |
* |
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* Redistribution and use in source and binary forms, with or without |
* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are met: |
* modification, are permitted provided that the following conditions are met: |
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* SUCH DAMAGE. |
* SUCH DAMAGE. |
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* |
* |
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* |
* |
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* $Id: dev_pckbc.c,v 1.45 2005/06/02 15:42:49 debug Exp $ |
* $Id: dev_pckbc.c,v 1.69 2006/07/25 18:58:02 debug Exp $ |
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* |
* |
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* Standard 8042 PC keyboard controller (and a 8242WB PS2 keyboard/mouse |
* Standard 8042 PC keyboard controller (and a 8242WB PS2 keyboard/mouse |
31 |
* controller), including the 8048 keyboard chip. |
* controller), including the 8048 keyboard chip. |
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* |
* |
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* Quick source of good info: http://my.execpc.com/~geezer/osd/kbd/kbd.txt |
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* |
* |
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* TODO: Finish the rewrite for 8242. |
* |
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* TODOs: |
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* Finish the rewrite for 8242. |
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*/ |
*/ |
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#include <stdio.h> |
#include <stdio.h> |
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/* #define PCKBC_DEBUG */ |
/* #define PCKBC_DEBUG */ |
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/* #define debug fatal */ |
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#define MAX_8042_QUEUELEN 256 |
#define MAX_8042_QUEUELEN 256 |
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#define PS2 100 |
#define PS2 100 |
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#define PCKBC_TICKSHIFT 14 |
#define PCKBC_TICKSHIFT 15 |
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struct pckbc_data { |
struct pckbc_data { |
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int console_handle; |
int console_handle; |
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int reg[DEV_PCKBC_LENGTH]; |
int reg[DEV_PCKBC_LENGTH]; |
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int keyboard_irqnr; |
int keyboard_irqnr; |
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int mouse_irqnr; |
int mouse_irqnr; |
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int currently_asserted[2]; |
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int type; |
int type; |
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int pc_style_flag; |
int pc_style_flag; |
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int tx_int_enable; |
int tx_int_enable; |
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int keyscanning_enabled; |
int keyscanning_enabled; |
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int translation_table; |
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int state; |
int state; |
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int cmdbyte; |
int cmdbyte; |
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int output_byte; |
int output_byte; |
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#define STATE_LDCMDBYTE 1 |
#define STATE_LDCMDBYTE 1 |
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#define STATE_RDCMDBYTE 2 |
#define STATE_RDCMDBYTE 2 |
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#define STATE_WAITING_FOR_TRANSLTABLE 3 |
#define STATE_WAITING_FOR_TRANSLTABLE 3 |
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#define STATE_LDOUTPUT 4 |
#define STATE_WAITING_FOR_RATE 4 |
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#define STATE_RDOUTPUT 5 |
#define STATE_WAITING_FOR_ONEKEY_MB 5 |
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#define STATE_WAITING_FOR_AUX 6 |
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#define STATE_WAITING_FOR_AUX_OUT 7 |
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#define STATE_LDOUTPUT 8 |
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#define STATE_RDOUTPUT 9 |
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/* |
/* |
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/* |
/* |
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* ascii_to_scancodes(): |
* ascii_to_scancodes_type3(): |
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* |
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* Conversion from ASCII codes to default (US) keyboard scancodes. |
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* (See http://www.computer-engineering.org/ps2keyboard/scancodes3.html) |
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*/ |
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static void ascii_to_pc_scancodes_type3(int a, struct pckbc_data *d) |
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{ |
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int old_head; |
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int p = 0; /* port */ |
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int shift = 0, ctrl = 0; |
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if (a >= 'A' && a <= 'Z') { a += 32; shift = 1; } |
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if ((a >= 1 && a <= 26) && (a!='\n' && a!='\t' && a!='\b' && a!='\r')) |
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{ a += 96; ctrl = 1; } |
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if (a=='!') { a = '1'; shift = 1; } |
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if (a=='@') { a = '2'; shift = 1; } |
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if (a=='#') { a = '3'; shift = 1; } |
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if (a=='$') { a = '4'; shift = 1; } |
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if (a=='%') { a = '5'; shift = 1; } |
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if (a=='^') { a = '6'; shift = 1; } |
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if (a=='&') { a = '7'; shift = 1; } |
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if (a=='*') { a = '8'; shift = 1; } |
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if (a=='(') { a = '9'; shift = 1; } |
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if (a==')') { a = '0'; shift = 1; } |
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if (a=='_') { a = '-'; shift = 1; } |
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if (a=='+') { a = '='; shift = 1; } |
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if (a=='{') { a = '['; shift = 1; } |
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if (a=='}') { a = ']'; shift = 1; } |
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if (a==':') { a = ';'; shift = 1; } |
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if (a=='"') { a = '\''; shift = 1; } |
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if (a=='|') { a = '\\'; shift = 1; } |
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if (a=='<') { a = ','; shift = 1; } |
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if (a=='>') { a = '.'; shift = 1; } |
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if (a=='?') { a = '/'; shift = 1; } |
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if (shift) |
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pckbc_add_code(d, 0x12, p); |
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if (ctrl) |
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pckbc_add_code(d, 0x11, p); |
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/* |
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* Note: The ugly hack used to add release codes for all of these |
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* keys is as follows: we remember how much of the kbd buf that |
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* is in use here, before we add any scancode. After we've added |
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* one or more scancodes (ie an optional shift + another key) |
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* then we add 0xf0 + the last scancode _if_ the kbd buf was altered. |
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*/ |
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old_head = d->head[p]; |
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if (a==27) pckbc_add_code(d, 0x08, p); |
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if (a=='1') pckbc_add_code(d, 0x16, p); |
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if (a=='2') pckbc_add_code(d, 0x1e, p); |
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if (a=='3') pckbc_add_code(d, 0x26, p); |
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if (a=='4') pckbc_add_code(d, 0x25, p); |
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if (a=='5') pckbc_add_code(d, 0x2e, p); |
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if (a=='6') pckbc_add_code(d, 0x36, p); |
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if (a=='7') pckbc_add_code(d, 0x3d, p); |
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if (a=='8') pckbc_add_code(d, 0x3e, p); |
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if (a=='9') pckbc_add_code(d, 0x46, p); |
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if (a=='0') pckbc_add_code(d, 0x45, p); |
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if (a=='-') pckbc_add_code(d, 0x4e, p); |
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if (a=='=') pckbc_add_code(d, 0x55, p); |
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if (a=='\b') pckbc_add_code(d, 0x29, p); |
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if (a=='\t') pckbc_add_code(d, 0x0d, p); |
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if (a=='q') pckbc_add_code(d, 0x15, p); |
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if (a=='w') pckbc_add_code(d, 0x1d, p); |
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if (a=='e') pckbc_add_code(d, 0x24, p); |
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if (a=='r') pckbc_add_code(d, 0x2d, p); |
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if (a=='t') pckbc_add_code(d, 0x2c, p); |
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if (a=='y') pckbc_add_code(d, 0x35, p); |
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if (a=='u') pckbc_add_code(d, 0x3c, p); |
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if (a=='i') pckbc_add_code(d, 0x43, p); |
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if (a=='o') pckbc_add_code(d, 0x44, p); |
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if (a=='p') pckbc_add_code(d, 0x4d, p); |
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if (a=='[') pckbc_add_code(d, 0x54, p); |
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if (a==']') pckbc_add_code(d, 0x5b, p); |
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if (a=='\n' || a=='\r') pckbc_add_code(d, 0x5a, p); |
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if (a=='a') pckbc_add_code(d, 0x1c, p); |
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if (a=='s') pckbc_add_code(d, 0x1b, p); |
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if (a=='d') pckbc_add_code(d, 0x23, p); |
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if (a=='f') pckbc_add_code(d, 0x2b, p); |
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if (a=='g') pckbc_add_code(d, 0x34, p); |
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if (a=='h') pckbc_add_code(d, 0x33, p); |
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if (a=='j') pckbc_add_code(d, 0x3b, p); |
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if (a=='k') pckbc_add_code(d, 0x42, p); |
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if (a=='l') pckbc_add_code(d, 0x4b, p); |
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if (a==';') pckbc_add_code(d, 0x4c, p); |
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if (a=='\'') pckbc_add_code(d, 0x52, p); |
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/* if (a=='~') pckbc_add_code(d, 0x29, p); ? */ |
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if (a=='\\') pckbc_add_code(d, 0x5c, p); |
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if (a=='z') pckbc_add_code(d, 0x1a, p); |
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if (a=='x') pckbc_add_code(d, 0x22, p); |
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if (a=='c') pckbc_add_code(d, 0x21, p); |
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if (a=='v') pckbc_add_code(d, 0x2a, p); |
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if (a=='b') pckbc_add_code(d, 0x32, p); |
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if (a=='n') pckbc_add_code(d, 0x31, p); |
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if (a=='m') pckbc_add_code(d, 0x3a, p); |
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if (a==',') pckbc_add_code(d, 0x41, p); |
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if (a=='.') pckbc_add_code(d, 0x49, p); |
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if (a=='/') pckbc_add_code(d, 0x4a, p); |
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if (a==' ') pckbc_add_code(d, 0x29, p); |
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/* Add release code, if a key was pressed: */ |
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if (d->head[p] != old_head) { |
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int code = d->key_queue[p][d->head[p]]; |
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pckbc_add_code(d, 0xf0, p); |
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pckbc_add_code(d, code, p); |
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} |
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/* Release shift and ctrl: */ |
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if (shift) { |
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pckbc_add_code(d, 0xf0, p); |
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pckbc_add_code(d, 0x12, p); |
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} |
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if (ctrl) { |
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pckbc_add_code(d, 0xf0, p); |
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pckbc_add_code(d, 0x11, p); |
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} |
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} |
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/* |
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* ascii_to_scancodes_type2(): |
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* |
* |
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* Conversion from ASCII codes to default (US) keyboard scancodes. |
* Conversion from ASCII codes to default (US) keyboard scancodes. |
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* (See http://www.win.tue.nl/~aeb/linux/kbd/scancodes-1.html) |
* (See http://www.win.tue.nl/~aeb/linux/kbd/scancodes-1.html) |
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* |
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* NOTE/TODO: This seems to be type 2, not type 1. |
283 |
*/ |
*/ |
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static void ascii_to_pc_scancodes(int a, struct pckbc_data *d) |
static void ascii_to_pc_scancodes_type2(int a, struct pckbc_data *d) |
285 |
{ |
{ |
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int old_head; |
int old_head; |
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int p = 0; /* port */ |
int p = 0; /* port */ |
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int shift = 0, ctrl = 0; |
int shift = 0, ctrl = 0; |
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if (d->translation_table == 3) { |
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ascii_to_pc_scancodes_type3(a, d); |
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return; |
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} |
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295 |
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if (d->translation_table != 2) { |
296 |
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fatal("[ ascii_to_pc_scancodes: unimplemented type! ]\n"); |
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return; |
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} |
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if (a >= 'A' && a <= 'Z') { a += 32; shift = 1; } |
if (a >= 'A' && a <= 'Z') { a += 32; shift = 1; } |
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if ((a >= 1 && a <= 26) && (a!='\n' && a!='\t' && a!='\b' && a!='\r')) |
if ((a >= 1 && a <= 26) && (a!='\n' && a!='\t' && a!='\b' && a!='\r')) |
302 |
{ a += 96; ctrl = 1; } |
{ a += 96; ctrl = 1; } |
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if (a=='!') { a = '1'; shift = 1; } |
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if (a=='@') { a = '2'; shift = 1; } |
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if (a=='#') { a = '3'; shift = 1; } |
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if (a=='$') { a = '4'; shift = 1; } |
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if (a=='%') { a = '5'; shift = 1; } |
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if (a=='^') { a = '6'; shift = 1; } |
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if (a=='&') { a = '7'; shift = 1; } |
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if (a=='*') { a = '8'; shift = 1; } |
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if (a=='(') { a = '9'; shift = 1; } |
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if (a==')') { a = '0'; shift = 1; } |
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if (a=='_') { a = '-'; shift = 1; } |
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if (a=='+') { a = '='; shift = 1; } |
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if (a=='{') { a = '['; shift = 1; } |
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if (a=='}') { a = ']'; shift = 1; } |
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if (a==':') { a = ';'; shift = 1; } |
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if (a=='"') { a = '\''; shift = 1; } |
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if (a=='|') { a = '\\'; shift = 1; } |
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if (a=='<') { a = ','; shift = 1; } |
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if (a=='>') { a = '.'; shift = 1; } |
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if (a=='?') { a = '/'; shift = 1; } |
324 |
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if (a=='~') { a = '`'; shift = 1; } |
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326 |
if (shift) |
if (shift) |
327 |
pckbc_add_code(d, 0x2a, p); |
pckbc_add_code(d, 0x2a, p); |
328 |
else |
else |
375 |
pckbc_add_code(d, 0x09, p); } |
pckbc_add_code(d, 0x09, p); } |
376 |
if (a=='(') { pckbc_add_code(d, 0x2a, p); |
if (a=='(') { pckbc_add_code(d, 0x2a, p); |
377 |
pckbc_add_code(d, 0x0a, p); } |
pckbc_add_code(d, 0x0a, p); } |
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if (a==')') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x0b, p); } |
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if (a=='_') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x0c, p); } |
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if (a=='+') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x0d, p); } |
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378 |
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379 |
if (a=='\b') pckbc_add_code(d, 0x0e, p); |
if (a=='\b') pckbc_add_code(d, 0x0e, p); |
380 |
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391 |
if (a=='p') pckbc_add_code(d, 0x19, p); |
if (a=='p') pckbc_add_code(d, 0x19, p); |
392 |
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393 |
if (a=='[') pckbc_add_code(d, 0x1a, p); |
if (a=='[') pckbc_add_code(d, 0x1a, p); |
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if (a=='{') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x1a, p); } |
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394 |
if (a==']') pckbc_add_code(d, 0x1b, p); |
if (a==']') pckbc_add_code(d, 0x1b, p); |
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if (a=='}') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x1b, p); } |
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395 |
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396 |
if (a=='\n' || a=='\r') pckbc_add_code(d, 0x1c, p); |
if (a=='\n' || a=='\r') pckbc_add_code(d, 0x1c, p); |
397 |
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406 |
if (a=='l') pckbc_add_code(d, 0x26, p); |
if (a=='l') pckbc_add_code(d, 0x26, p); |
407 |
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408 |
if (a==';') pckbc_add_code(d, 0x27, p); |
if (a==';') pckbc_add_code(d, 0x27, p); |
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if (a==':') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x27, p); } |
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409 |
if (a=='\'') pckbc_add_code(d, 0x28, p); |
if (a=='\'') pckbc_add_code(d, 0x28, p); |
410 |
if (a=='"') { pckbc_add_code(d, 0x2a, p); |
if (a=='`') pckbc_add_code(d, 0x29, p); |
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pckbc_add_code(d, 0x28, p); } |
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if (a=='~') pckbc_add_code(d, 0x29, p); |
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411 |
if (a=='\\') pckbc_add_code(d, 0x2b, p); |
if (a=='\\') pckbc_add_code(d, 0x2b, p); |
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if (a=='|') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x2b, p); } |
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412 |
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413 |
if (a=='z') pckbc_add_code(d, 0x2c, p); |
if (a=='z') pckbc_add_code(d, 0x2c, p); |
414 |
if (a=='x') pckbc_add_code(d, 0x2d, p); |
if (a=='x') pckbc_add_code(d, 0x2d, p); |
419 |
if (a=='m') pckbc_add_code(d, 0x32, p); |
if (a=='m') pckbc_add_code(d, 0x32, p); |
420 |
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421 |
if (a==',') pckbc_add_code(d, 0x33, p); |
if (a==',') pckbc_add_code(d, 0x33, p); |
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if (a=='<') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x33, p); } |
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422 |
if (a=='.') pckbc_add_code(d, 0x34, p); |
if (a=='.') pckbc_add_code(d, 0x34, p); |
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if (a=='>') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x34, p); } |
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423 |
if (a=='/') pckbc_add_code(d, 0x35, p); |
if (a=='/') pckbc_add_code(d, 0x35, p); |
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if (a=='?') { pckbc_add_code(d, 0x2a, p); |
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pckbc_add_code(d, 0x35, p); } |
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424 |
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425 |
if (a==' ') pckbc_add_code(d, 0x39, p); |
if (a==' ') pckbc_add_code(d, 0x39, p); |
426 |
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447 |
if (d->in_use && console_charavail(d->console_handle)) { |
if (d->in_use && console_charavail(d->console_handle)) { |
448 |
ch = console_readchar(d->console_handle); |
ch = console_readchar(d->console_handle); |
449 |
if (ch >= 0) |
if (ch >= 0) |
450 |
ascii_to_pc_scancodes(ch, d); |
ascii_to_pc_scancodes_type2(ch, d); |
451 |
} |
} |
452 |
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|
453 |
ints_enabled = d->rx_int_enable; |
ints_enabled = d->rx_int_enable; |
460 |
for (port_nr=0; port_nr<2; port_nr++) { |
for (port_nr=0; port_nr<2; port_nr++) { |
461 |
/* Cause receive interrupt, if there's something in the |
/* Cause receive interrupt, if there's something in the |
462 |
receive buffer: (Otherwise deassert the interrupt.) */ |
receive buffer: (Otherwise deassert the interrupt.) */ |
463 |
|
int irq = port_nr==0? d->keyboard_irqnr : d->mouse_irqnr; |
464 |
|
|
465 |
if (d->head[port_nr] != d->tail[port_nr] && ints_enabled) { |
if (d->head[port_nr] != d->tail[port_nr] && ints_enabled) { |
466 |
cpu_interrupt(cpu, port_nr==0? d->keyboard_irqnr |
debug("[ pckbc: interrupt port %i ]\n", port_nr); |
467 |
: d->mouse_irqnr); |
cpu_interrupt(cpu, irq); |
468 |
|
d->currently_asserted[port_nr] = 1; |
469 |
} else { |
} else { |
470 |
cpu_interrupt_ack(cpu, port_nr==0? d->keyboard_irqnr |
if (d->currently_asserted[port_nr]) |
471 |
: d->mouse_irqnr); |
cpu_interrupt_ack(cpu, irq); |
472 |
|
d->currently_asserted[port_nr] = 0; |
473 |
} |
} |
474 |
} |
} |
475 |
} |
} |
488 |
cmd = d->reg[PS2_TXBUF]; |
cmd = d->reg[PS2_TXBUF]; |
489 |
|
|
490 |
if (d->state == STATE_WAITING_FOR_TRANSLTABLE) { |
if (d->state == STATE_WAITING_FOR_TRANSLTABLE) { |
491 |
debug("[ pckbc: switching to translation table 0x%02x ]\n", |
debug("[ pckbc: (port %i) switching to translation table " |
492 |
cmd); |
"0x%02x ]\n", port_nr, cmd); |
493 |
|
switch (cmd) { |
494 |
|
case 2: |
495 |
|
case 3: d->translation_table = cmd; |
496 |
|
break; |
497 |
|
default:fatal("[ pckbc: (port %i) translation table " |
498 |
|
"0x%02x is NOT YET IMPLEMENTED ]\n", |
499 |
|
port_nr, cmd); |
500 |
|
} |
501 |
pckbc_add_code(d, KBR_ACK, port_nr); |
pckbc_add_code(d, KBR_ACK, port_nr); |
502 |
d->state = STATE_NORMAL; |
d->state = STATE_NORMAL; |
503 |
return; |
return; |
504 |
} |
} |
505 |
|
|
506 |
|
if (d->state == STATE_WAITING_FOR_RATE) { |
507 |
|
debug("[ pckbc: (port %i) received Typematic Rate data: " |
508 |
|
"0x%02x ]\n", port_nr, cmd); |
509 |
|
pckbc_add_code(d, KBR_ACK, port_nr); |
510 |
|
d->state = STATE_NORMAL; |
511 |
|
return; |
512 |
|
} |
513 |
|
|
514 |
|
if (d->state == STATE_WAITING_FOR_ONEKEY_MB) { |
515 |
|
debug("[ pckbc: (port %i) received One-key make/break data: " |
516 |
|
"0x%02x ]\n", port_nr, cmd); |
517 |
|
pckbc_add_code(d, KBR_ACK, port_nr); |
518 |
|
d->state = STATE_NORMAL; |
519 |
|
return; |
520 |
|
} |
521 |
|
|
522 |
|
if (d->state == STATE_WAITING_FOR_AUX) { |
523 |
|
debug("[ pckbc: (port %i) received aux data: " |
524 |
|
"0x%02x ]\n", port_nr, cmd); |
525 |
|
/* Echo back. */ |
526 |
|
pckbc_add_code(d, cmd, port_nr); |
527 |
|
d->state = STATE_NORMAL; |
528 |
|
return; |
529 |
|
} |
530 |
|
|
531 |
|
if (d->state == STATE_WAITING_FOR_AUX_OUT) { |
532 |
|
debug("[ pckbc: (port %i) received aux out data: " |
533 |
|
"0x%02x ]\n", port_nr, cmd); |
534 |
|
/* Echo back. */ |
535 |
|
pckbc_add_code(d, cmd, port_nr); |
536 |
|
d->state = STATE_NORMAL; |
537 |
|
return; |
538 |
|
} |
539 |
|
|
540 |
switch (cmd) { |
switch (cmd) { |
541 |
|
|
542 |
case 0x00: |
case 0x00: |
543 |
|
/* |
544 |
|
* TODO: What does this do? This is possibly due to an |
545 |
|
* error in the handling of some other command code. |
546 |
|
*/ |
547 |
pckbc_add_code(d, KBR_ACK, port_nr); |
pckbc_add_code(d, KBR_ACK, port_nr); |
548 |
break; |
break; |
549 |
|
|
550 |
case KBC_MODEIND: /* Set LEDs */ |
case KBC_MODEIND: /* Set LEDs */ |
551 |
/* Just ACK, no LEDs are actually set. */ |
/* Just ACK, no LEDs are actually set. */ |
552 |
pckbc_add_code(d, KBR_ACK, port_nr); |
pckbc_add_code(d, KBR_ACK, port_nr); |
553 |
break; |
break; |
554 |
|
|
555 |
case KBC_SETTABLE: |
case KBC_SETTABLE: |
556 |
pckbc_add_code(d, KBR_ACK, port_nr); |
pckbc_add_code(d, KBR_ACK, port_nr); |
557 |
d->state = STATE_WAITING_FOR_TRANSLTABLE; |
d->state = STATE_WAITING_FOR_TRANSLTABLE; |
558 |
break; |
break; |
559 |
|
|
560 |
case KBC_ENABLE: |
case KBC_ENABLE: |
561 |
d->keyscanning_enabled = 1; |
d->keyscanning_enabled = 1; |
562 |
pckbc_add_code(d, KBR_ACK, port_nr); |
pckbc_add_code(d, KBR_ACK, port_nr); |
563 |
break; |
break; |
564 |
|
|
565 |
case KBC_DISABLE: |
case KBC_DISABLE: |
566 |
d->keyscanning_enabled = 0; |
d->keyscanning_enabled = 0; |
567 |
pckbc_add_code(d, KBR_ACK, port_nr); |
pckbc_add_code(d, KBR_ACK, port_nr); |
568 |
break; |
break; |
569 |
|
|
570 |
case KBC_SETDEFAULT: |
case KBC_SETDEFAULT: |
571 |
pckbc_add_code(d, KBR_ACK, port_nr); |
pckbc_add_code(d, KBR_ACK, port_nr); |
572 |
break; |
break; |
573 |
|
|
574 |
|
case KBC_GETID: |
575 |
|
/* Get keyboard ID. NOTE/TODO: Ugly hardcoded answer. */ |
576 |
|
pckbc_add_code(d, KBR_ACK, port_nr); |
577 |
|
pckbc_add_code(d, 0xab, port_nr); |
578 |
|
pckbc_add_code(d, 0x41, port_nr); |
579 |
|
break; |
580 |
|
|
581 |
|
case KBC_TYPEMATIC: |
582 |
|
/* Set typematic (auto-repeat) delay/speed: */ |
583 |
|
pckbc_add_code(d, KBR_ACK, port_nr); |
584 |
|
d->state = STATE_WAITING_FOR_RATE; |
585 |
|
break; |
586 |
|
|
587 |
|
case KBC_ALLKEYS_TMB: |
588 |
|
/* "Make all keys typematic/make/break" */ |
589 |
|
pckbc_add_code(d, KBR_ACK, port_nr); |
590 |
|
break; |
591 |
|
|
592 |
|
case KBC_ONEKEY_MB: |
593 |
|
/* "Make one key typematic/make/break" */ |
594 |
|
pckbc_add_code(d, KBR_ACK, port_nr); |
595 |
|
d->state = STATE_WAITING_FOR_ONEKEY_MB; |
596 |
|
break; |
597 |
|
|
598 |
case KBC_RESET: |
case KBC_RESET: |
599 |
pckbc_add_code(d, KBR_ACK, port_nr); |
pckbc_add_code(d, KBR_ACK, port_nr); |
600 |
pckbc_add_code(d, KBR_RSTDONE, port_nr); |
pckbc_add_code(d, KBR_RSTDONE, port_nr); |
601 |
|
/* |
602 |
|
* Disable interrupts during reset, or Linux 2.6 |
603 |
|
* prints warnings about spurious interrupts. |
604 |
|
*/ |
605 |
|
d->rx_int_enable = 0; |
606 |
break; |
break; |
607 |
|
|
608 |
default: |
default: |
609 |
fatal("[ pckbc: UNIMPLEMENTED 8048 command 0x%02x ]\n", cmd); |
fatal("[ pckbc: (port %i) UNIMPLEMENTED 8048 command" |
610 |
|
" 0x%02x ]\n", port_nr, cmd); |
611 |
|
exit(1); |
612 |
} |
} |
613 |
} |
} |
614 |
|
|
615 |
|
|
616 |
/* |
DEVICE_ACCESS(pckbc) |
|
* dev_pckbc_access(): |
|
|
*/ |
|
|
int dev_pckbc_access(struct cpu *cpu, struct memory *mem, |
|
|
uint64_t relative_addr, unsigned char *data, size_t len, |
|
|
int writeflag, void *extra) |
|
617 |
{ |
{ |
618 |
uint64_t idata = 0, odata = 0; |
uint64_t idata = 0, odata = 0; |
619 |
int i, port_nr = 0; |
int port_nr = 0; |
620 |
|
size_t i; |
621 |
struct pckbc_data *d = extra; |
struct pckbc_data *d = extra; |
622 |
|
|
623 |
idata = memory_readmax64(cpu, data, len); |
if (writeflag == MEM_WRITE) |
624 |
|
idata = memory_readmax64(cpu, data, len); |
625 |
|
|
626 |
#ifdef PCKBC_DEBUG |
#ifdef PCKBC_DEBUG |
627 |
if (writeflag == MEM_WRITE) |
if (writeflag == MEM_WRITE) |
694 |
} |
} |
695 |
} |
} |
696 |
/* debug("[ pckbc: read from DATA: 0x%02x ]\n", |
/* debug("[ pckbc: read from DATA: 0x%02x ]\n", |
697 |
odata); */ |
(int)odata); */ |
698 |
} else { |
} else { |
699 |
debug("[ pckbc: write to DATA:"); |
debug("[ pckbc: write to DATA:"); |
700 |
for (i=0; i<len; i++) |
for (i=0; i<len; i++) |
743 |
d->reg[relative_addr] = idata; |
d->reg[relative_addr] = idata; |
744 |
|
|
745 |
switch (idata) { |
switch (idata) { |
746 |
|
case 0x10: |
747 |
|
case 0x11: |
748 |
|
/* TODO: For now, don't print warnings about |
749 |
|
these. NetBSD sends these. */ |
750 |
|
break; |
751 |
case K_RDCMDBYTE: |
case K_RDCMDBYTE: |
752 |
d->state = STATE_RDCMDBYTE; |
d->state = STATE_RDCMDBYTE; |
753 |
break; |
break; |
766 |
case 0xaa: /* keyboard self-test */ |
case 0xaa: /* keyboard self-test */ |
767 |
pckbc_add_code(d, 0x55, port_nr); |
pckbc_add_code(d, 0x55, port_nr); |
768 |
break; |
break; |
769 |
|
case 0xab: /* keyboard interface self-test */ |
770 |
|
pckbc_add_code(d, 0x00, port_nr); |
771 |
|
break; |
772 |
case 0xad: |
case 0xad: |
773 |
d->cmdbyte |= KC8_KDISABLE; |
d->cmdbyte |= KC8_KDISABLE; |
774 |
break; |
break; |
781 |
case 0xd1: |
case 0xd1: |
782 |
d->state = STATE_LDOUTPUT; |
d->state = STATE_LDOUTPUT; |
783 |
break; |
break; |
784 |
|
case 0xd3: /* write to auxiliary device |
785 |
|
output buffer */ |
786 |
|
debug("[ pckbc: CONTROL 0xd3, TODO ]\n"); |
787 |
|
d->state = STATE_WAITING_FOR_AUX_OUT; |
788 |
|
break; |
789 |
case 0xd4: /* write to auxiliary port */ |
case 0xd4: /* write to auxiliary port */ |
790 |
debug("[ pckbc: CONTROL 0xd4, TODO ]\n"); |
debug("[ pckbc: CONTROL 0xd4, TODO ]\n"); |
791 |
|
d->state = STATE_WAITING_FOR_AUX; |
792 |
break; |
break; |
793 |
default: |
default: |
794 |
fatal("[ pckbc: unknown CONTROL 0x%x ]\n", |
fatal("[ pckbc: unknown CONTROL 0x%x ]\n", |
795 |
idata); |
(int)idata); |
796 |
d->state = STATE_NORMAL; |
d->state = STATE_NORMAL; |
797 |
} |
} |
798 |
} |
} |
802 |
* 8242 (PS2): |
* 8242 (PS2): |
803 |
*/ |
*/ |
804 |
|
|
|
/* |
|
|
* BIG TODO: The following should be rewritten to use dev_pckbc_command() |
|
|
* etc, like the 8042 code above does. |
|
|
*/ |
|
|
|
|
805 |
case PS2 + PS2_TXBUF: |
case PS2 + PS2_TXBUF: |
806 |
if (writeflag==MEM_READ) { |
if (writeflag==MEM_READ) { |
807 |
odata = random() & 0xff; |
odata = random() & 0xff; |
812 |
"0x%llx ]\n", port_nr, (long long)idata); |
"0x%llx ]\n", port_nr, (long long)idata); |
813 |
|
|
814 |
/* Handle keyboard commands: */ |
/* Handle keyboard commands: */ |
815 |
switch (idata) { |
d->reg[PS2_TXBUF] = idata; |
816 |
/* These are incorrect, the second byte of |
dev_pckbc_command(d, port_nr); |
|
commands should be treated better: */ |
|
|
case 0x00: /* second byte of 0xed, |
|
|
SGI-IP32's prom */ |
|
|
pckbc_add_code(d, 0x03, port_nr);/* ack (?) */ |
|
|
break; |
|
|
case 0x14: /* second byte of 0xfc, |
|
|
SGI-IP32's prom */ |
|
|
case 0x28: /* second byte of 0xf3, |
|
|
SGI-IP32's prom */ |
|
|
case 0x76: /* third byte of 0xfc, |
|
|
SGI-IP32's prom */ |
|
|
case 0x03: /* second byte of |
|
|
ATKBD_CMD_GSCANSET (?) */ |
|
|
case 0x04: |
|
|
pckbc_add_code(d, 0x03, port_nr);/* ? */ |
|
|
break; |
|
|
|
|
|
/* Command bytes: */ |
|
|
case 0xf0: /* ATKBD_CMD_GSCANSET (?) */ |
|
|
pckbc_add_code(d, 0x03, port_nr);/* ? */ |
|
|
break; |
|
|
case 0xf2: /* Get keyboard ID */ |
|
|
/* The keyboard should generate 2 |
|
|
status bytes. */ |
|
|
pckbc_add_code(d, 0xab, port_nr); |
|
|
pckbc_add_code(d, 0x83, port_nr); |
|
|
break; |
|
|
case 0xed: /* "ATKBD_CMD_SETLEDS", |
|
|
takes 1 byte arg */ |
|
|
case 0xf3: /* "PSMOUSE_CMD_SETRATE", |
|
|
takes 1 byte arg */ |
|
|
case 0xf4: /* "ATKBD_CMD_ENABLE" (or |
|
|
PSMOUSE_CMD_ENABLE), no args */ |
|
|
case 0xf5: /* "ATKBD_CMD_RESET_DIS" (keyboard, |
|
|
according to Linux sources) */ |
|
|
case 0xf6: /* "PSMOUSE_CMD_RESET_DIS" (mouse, |
|
|
according to Linux sources) */ |
|
|
/* TODO: what does this do? */ |
|
|
pckbc_add_code(d, 0xfa, port_nr);/* ack (?) */ |
|
|
break; |
|
|
case 0xfa: /* "ATKBD_CMD_SETALL_MBR" (linux) */ |
|
|
pckbc_add_code(d, 0xfa, port_nr);/* ack (?) */ |
|
|
break; |
|
|
case 0xfc: /* ? */ |
|
|
pckbc_add_code(d, 0xfa, port_nr);/* ack (?) */ |
|
|
break; |
|
|
case 0xff: /* Keyboard reset */ |
|
|
/* The keyboard should generate 2 |
|
|
status bytes. */ |
|
|
pckbc_add_code(d, 0xfa, port_nr);/* ack (?) */ |
|
|
pckbc_add_code(d, 0xaa, port_nr); |
|
|
/* battery ok (?) */ |
|
|
break; |
|
|
default: |
|
|
debug("[ pckbc: UNIMPLEMENTED keyboard command" |
|
|
" 0x%02x (port %i) ]\n", (int)idata, |
|
|
port_nr); |
|
|
} |
|
817 |
} |
} |
818 |
break; |
break; |
819 |
|
|
878 |
} |
} |
879 |
} |
} |
880 |
|
|
881 |
|
/* SGI? TODO: fix */ |
882 |
|
if (len == 8) |
883 |
|
odata |= (odata << 8) | (odata << 16) | (odata << 24) | |
884 |
|
(odata << 32) | (odata << 40) | (odata << 48) | |
885 |
|
(odata << 56); |
886 |
|
|
887 |
if (writeflag == MEM_READ) |
if (writeflag == MEM_READ) |
888 |
memory_writemax64(cpu, data, len, odata); |
memory_writemax64(cpu, data, len, odata); |
889 |
|
|
912 |
} |
} |
913 |
memset(d, 0, sizeof(struct pckbc_data)); |
memset(d, 0, sizeof(struct pckbc_data)); |
914 |
|
|
915 |
|
if (type == PCKBC_8242) |
916 |
|
len = 0x18; |
917 |
|
|
918 |
if (type == PCKBC_JAZZ) { |
if (type == PCKBC_JAZZ) { |
919 |
type = PCKBC_8042; |
type = PCKBC_8042; |
920 |
len = DEV_PCKBC_LENGTH + 0x60; |
len = DEV_PCKBC_LENGTH + 0x60; |
921 |
} |
} |
922 |
|
|
923 |
d->type = type; |
d->type = type; |
924 |
d->keyboard_irqnr = keyboard_irqnr; |
d->keyboard_irqnr = keyboard_irqnr; |
925 |
d->mouse_irqnr = mouse_irqnr; |
d->mouse_irqnr = mouse_irqnr; |
926 |
d->in_use = in_use; |
d->in_use = in_use; |
927 |
d->pc_style_flag = pc_style_flag; |
d->pc_style_flag = pc_style_flag; |
928 |
d->console_handle = console_start_slave_inputonly(machine, "pckbc"); |
d->translation_table = 2; |
929 |
d->rx_int_enable = 1; |
d->rx_int_enable = 1; |
930 |
d->output_byte = 0x02; /* A20 enable on PCs */ |
d->output_byte = 0x02; /* A20 enable on PCs */ |
931 |
|
|
932 |
|
d->console_handle = console_start_slave_inputonly( |
933 |
|
machine, "pckbc", d->in_use); |
934 |
|
|
935 |
memory_device_register(mem, "pckbc", baseaddr, |
memory_device_register(mem, "pckbc", baseaddr, |
936 |
len, dev_pckbc_access, d, MEM_DEFAULT, NULL); |
len, dev_pckbc_access, d, DM_DEFAULT, NULL); |
937 |
machine_add_tickfunction(machine, dev_pckbc_tick, d, PCKBC_TICKSHIFT); |
machine_add_tickfunction(machine, dev_pckbc_tick, d, |
938 |
|
PCKBC_TICKSHIFT, 0.0); |
939 |
|
|
940 |
return d->console_handle; |
return d->console_handle; |
941 |
} |
} |