1/* 2** Copyright 2004, Axel D��rfler, axeld@pinc-software.de. All rights reserved. 3** Distributed under the terms of the MIT License. 4*/ 5 6 7#include "keyboard.h" 8#include "rom_calls.h" 9 10#include <boot/platform.h> 11 12 13static uint32 14check_for_key(void) 15{ 16 //TODO 17 return 0; 18} 19 20 21extern "C" void 22clear_key_buffer(void) 23{ 24 while (check_for_key() != 0) 25 ; 26} 27 28 29extern "C" union key 30wait_for_key(void) 31{ 32 //TODO 33 union key key; 34 35 return key; 36} 37 38 39extern "C" uint32 40check_for_boot_keys(void) 41{ 42 union key key; 43 uint32 options = 0; 44 45 while ((key.d0 = check_for_key()) != 0) { 46 switch (key.code.ascii) { 47 case ' ': 48 options |= BOOT_OPTION_MENU; 49 break; 50 case 0x1b: // escape 51 options |= BOOT_OPTION_DEBUG_OUTPUT; 52 break; 53 case 0: 54 // evaluate BIOS scan codes 55 // ... 56 break; 57 } 58 } 59 60 dprintf("options = %ld\n", options); 61 return options; 62} 63 64