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author | rsc <rsc> | 2007-08-14 19:31:16 +0000 |
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committer | rsc <rsc> | 2007-08-14 19:31:16 +0000 |
commit | 5e8c5d8bb8a54bca73ddc3e2ac0750b56bf96dcc (patch) | |
tree | 648b5de28fd06035432fad61a5aaebcc66b7d32d /kbd.h | |
parent | ea6e370964465783e28afc5e7c92d50096899059 (diff) | |
download | xv6-labs-5e8c5d8bb8a54bca73ddc3e2ac0750b56bf96dcc.tar.gz xv6-labs-5e8c5d8bb8a54bca73ddc3e2ac0750b56bf96dcc.tar.bz2 xv6-labs-5e8c5d8bb8a54bca73ddc3e2ac0750b56bf96dcc.zip |
formatting; split kbd constants into kbd.h
Diffstat (limited to 'kbd.h')
-rw-r--r-- | kbd.h | 112 |
1 files changed, 112 insertions, 0 deletions
@@ -0,0 +1,112 @@ +// PC keyboard interface constants + +#define KBSTATP 0x64 // kbd controller status port(I) +#define KBS_DIB 0x01 // kbd data in buffer +#define KBDATAP 0x60 // kbd data port(I) + +#define NO 0 + +#define SHIFT (1<<0) +#define CTL (1<<1) +#define ALT (1<<2) + +#define CAPSLOCK (1<<3) +#define NUMLOCK (1<<4) +#define SCROLLLOCK (1<<5) + +#define E0ESC (1<<6) + +// Special keycodes +#define KEY_HOME 0xE0 +#define KEY_END 0xE1 +#define KEY_UP 0xE2 +#define KEY_DN 0xE3 +#define KEY_LF 0xE4 +#define KEY_RT 0xE5 +#define KEY_PGUP 0xE6 +#define KEY_PGDN 0xE7 +#define KEY_INS 0xE8 +#define KEY_DEL 0xE9 + +// C('A') == Control-A +#define C(x) (x - '@') + +static uchar shiftcode[256] = +{ + [0x1D] CTL, + [0x2A] SHIFT, + [0x36] SHIFT, + [0x38] ALT, + [0x9D] CTL, + [0xB8] ALT +}; + +static uchar togglecode[256] = +{ + [0x3A] CAPSLOCK, + [0x45] NUMLOCK, + [0x46] SCROLLLOCK +}; + +static uchar normalmap[256] = +{ + NO, 0x1B, '1', '2', '3', '4', '5', '6', // 0x00 + '7', '8', '9', '0', '-', '=', '\b', '\t', + 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', // 0x10 + 'o', 'p', '[', ']', '\n', NO, 'a', 's', + 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', // 0x20 + '\'', '`', NO, '\\', 'z', 'x', 'c', 'v', + 'b', 'n', 'm', ',', '.', '/', NO, '*', // 0x30 + NO, ' ', NO, NO, NO, NO, NO, NO, + NO, NO, NO, NO, NO, NO, NO, '7', // 0x40 + '8', '9', '-', '4', '5', '6', '+', '1', + '2', '3', '0', '.', NO, NO, NO, NO, // 0x50 + [0x9C] '\n', // KP_Enter + [0xB5] '/', // KP_Div + [0xC8] KEY_UP, [0xD0] KEY_DN, + [0xC9] KEY_PGUP, [0xD1] KEY_PGDN, + [0xCB] KEY_LF, [0xCD] KEY_RT, + [0x97] KEY_HOME, [0xCF] KEY_END, + [0xD2] KEY_INS, [0xD3] KEY_DEL +}; + +static uchar shiftmap[256] = +{ + NO, 033, '!', '@', '#', '$', '%', '^', // 0x00 + '&', '*', '(', ')', '_', '+', '\b', '\t', + 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', // 0x10 + 'O', 'P', '{', '}', '\n', NO, 'A', 'S', + 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', // 0x20 + '"', '~', NO, '|', 'Z', 'X', 'C', 'V', + 'B', 'N', 'M', '<', '>', '?', NO, '*', // 0x30 + NO, ' ', NO, NO, NO, NO, NO, NO, + NO, NO, NO, NO, NO, NO, NO, '7', // 0x40 + '8', '9', '-', '4', '5', '6', '+', '1', + '2', '3', '0', '.', NO, NO, NO, NO, // 0x50 + [0x9C] '\n', // KP_Enter + [0xB5] '/', // KP_Div + [0xC8] KEY_UP, [0xD0] KEY_DN, + [0xC9] KEY_PGUP, [0xD1] KEY_PGDN, + [0xCB] KEY_LF, [0xCD] KEY_RT, + [0x97] KEY_HOME, [0xCF] KEY_END, + [0xD2] KEY_INS, [0xD3] KEY_DEL +}; + +static uchar ctlmap[256] = +{ + NO, NO, NO, NO, NO, NO, NO, NO, + NO, NO, NO, NO, NO, NO, NO, NO, + C('Q'), C('W'), C('E'), C('R'), C('T'), C('Y'), C('U'), C('I'), + C('O'), C('P'), NO, NO, '\r', NO, C('A'), C('S'), + C('D'), C('F'), C('G'), C('H'), C('J'), C('K'), C('L'), NO, + NO, NO, NO, C('\\'), C('Z'), C('X'), C('C'), C('V'), + C('B'), C('N'), C('M'), NO, NO, C('/'), NO, NO, + [0x9C] '\r', // KP_Enter + [0xB5] C('/'), // KP_Div + [0xC8] KEY_UP, [0xD0] KEY_DN, + [0xC9] KEY_PGUP, [0xD1] KEY_PGDN, + [0xCB] KEY_LF, [0xCD] KEY_RT, + [0x97] KEY_HOME, [0xCF] KEY_END, + [0xD2] KEY_INS, [0xD3] KEY_DEL +}; + |