diff options
Diffstat (limited to 'kernel/keyboard.c')
| -rw-r--r-- | kernel/keyboard.c | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/kernel/keyboard.c b/kernel/keyboard.c deleted file mode 100644 index b586d0f..0000000 --- a/kernel/keyboard.c +++ /dev/null @@ -1,225 +0,0 @@ -#define FOOLOS_MODULE_NAME "keyboard" - -#include "x86.h" - -#include "lib/buffer/ringbuffer.h" -#include "lib/logger/log.h" // logger facilities - -/// keyboard driver //// -// http://www.computer-engineering.org/ps2keyboard/scancodes1.html - -static bool ctrl_l=false; -static bool shift_l=false; -static bool shift_r=false; -static bool capslock=false; - -void keyboard_handle(uint8_t in) -{ - - uint8_t make_alpha[]={ - 0x1e, // A - 0x30, // B - 0x2e, // C - 0x20, // D - 0x12, // E - 0x21, // F - 0x22, // G - 0x23, // H - 0x17, // I - 0x24, // J - 0x25, // K - 0x26, // L - 0x32, // M - 0x31, // N - 0x18, // O - 0x19, // P - 0x10, // Q - 0x13, // R - 0x1F, // S - 0x14, // T - 0x16, // U - 0x2F, // V - 0x11, // W - 0x2D, // X - 0x15, // Y - 0x2c, // Z - }; - - uint8_t break_alpha[]={ - 0x9e, // A - 0xb0, // B - 0xae, // C - 0xa0, // D - 0x92, // E - 0xa1, // F - 0xa2, // G - 0xa3, // H - 0x97, // I - 0xa4, // J - 0xa5, // K - 0xa6, // L - 0xb2, // M - 0xb1, // N - 0x98, // O - 0x99, // P - 0x90, // Q - 0x93, // R - 0x9F, // S - 0x94, // T - 0x96, // U - 0xaF, // V - 0x91, // W - 0xaD, // X - 0x95, // Y - 0xac, // Z - }; - - uint8_t break_num[]={ - - 0x8b, //0 - 0x82, - 0x83, - 0x84, - 0x85, - 0x86, - 0x87, - 0x88, - 0x89, - 0x8a, // 9 - - }; - - - - - - uint8_t break_key_enter=0x9c; - uint8_t break_key_space=0xb9; - uint8_t break_key_backspace=0x8e; - - uint8_t make_key_shift_l=0x2a; - uint8_t break_key_shift_l=0xaa; - - uint8_t make_key_shift_r=0x36; - uint8_t break_key_shift_r=0xb6; - - uint8_t break_caps_lock=0xba; - uint8_t break_slash=0xb5; - - uint8_t make_ctrl_l=0x1d; - uint8_t break_ctrl_l=0x9d; - - if(make_key_shift_l==in)shift_l=true; - if(break_key_shift_l==in)shift_l=false;; - - if(make_key_shift_r==in)shift_r=true; - if(break_key_shift_r==in)shift_r=false;; - - if(make_ctrl_l==in)ctrl_l=true; - if(break_ctrl_l==in)ctrl_l=false; - - if(break_caps_lock==in)capslock=!capslock; - - - char ascii; - - bool match=false; - // optimize this! - if(ctrl_l) - { - if(in==0xa0) - { - ascii=4; //end of transmission ctrl-d - match=true; - } - } - if(break_slash==in) - { - ascii='/'; - match=true; - } - else if(break_key_space==in) - { - ascii=' '; - match=true; - } - else if(in==0xB4) - { - ascii='.'; - match=true; - } - else if(in==0xB3) - { - ascii=','; - match=true; - } - else if(in==0x8D) - { - ascii='+'; - match=true; - } - else if(in==0x8C) - { - ascii='-'; - match=true; - } - else if(in==0x9A) - { - ascii='['; - match=true; - } - else if(in==0x9B) - { - ascii=']'; - match=true; - } - else if(break_key_backspace==in) - { - ascii=0x08; - match=true; - } - - else if(break_key_enter==in) - { - ascii='\n'; - match=true; - } - - else for(int i=0;i<26;i++) - { - if(match)break; - if(break_alpha[i]==in) - { - ascii=('a'+i); - - if(shift_l||shift_r||capslock) // capslock makes trouble :( - { - ascii=('A'+i); - } - match=true; - break; - } - } - - for(int i=0;i<10;i++) - { - if(break_num[i]==in) - { - ascii=('0'+i); - match=true; - break; - } - } - - - if(match) - { - - if(!ringbuffer_put(ascii)) - log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"ringbuffer full.."); - } - -} - - - |