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2288 | clevermous | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
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4 | ;; Distributed under terms of the GNU General Public License ;; |
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5 | ;; ;; |
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6 | ;; Shutdown for Menuet ;; |
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7 | ;; ;; |
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8 | ;; Distributed under General Public License ;; |
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9 | ;; See file COPYING for details. ;; |
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10 | ;; Copyright 2003 Ville Turjanmaa ;; |
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11 | ;; ;; |
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12 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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13 | |||
14 | $Revision: 2288 $ |
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15 | |||
16 | |||
17 | align 4 |
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18 | pr_mode_exit: |
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19 | |||
20 | ; setup stack |
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21 | mov ax, 0x3000 |
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22 | mov ss, ax |
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23 | mov esp, 0x0EC00 |
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24 | ; setup ds |
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25 | push cs |
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26 | pop ds |
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27 | |||
28 | lidt [old_ints_h] |
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29 | ;remap IRQs |
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30 | mov al, 0x11 |
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31 | out 0x20, al |
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32 | call rdelay |
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33 | out 0xA0, al |
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34 | call rdelay |
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35 | |||
36 | mov al, 0x08 |
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37 | out 0x21, al |
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38 | call rdelay |
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39 | mov al, 0x70 |
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40 | out 0xA1, al |
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41 | call rdelay |
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42 | |||
43 | mov al, 0x04 |
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44 | out 0x21, al |
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45 | call rdelay |
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46 | mov al, 0x02 |
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47 | out 0xA1, al |
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48 | call rdelay |
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49 | |||
50 | mov al, 0x01 |
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51 | out 0x21, al |
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52 | call rdelay |
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53 | out 0xA1, al |
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54 | call rdelay |
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55 | |||
56 | mov al, 0xB8 |
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57 | out 0x21, al |
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58 | call rdelay |
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59 | mov al, 0xBD |
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60 | out 0xA1, al |
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61 | sti |
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62 | |||
63 | temp_3456: |
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64 | xor ax, ax |
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65 | mov es, ax |
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66 | mov al, byte [es:0x9030] |
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67 | cmp al, 1 |
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68 | jl nbw |
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69 | cmp al, 4 |
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70 | jle nbw32 |
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71 | |||
72 | nbw: |
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73 | in al, 0x60 |
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74 | cmp al, 6 |
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75 | jae nbw |
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76 | mov bl, al |
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77 | nbw2: |
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78 | in al, 0x60 |
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79 | cmp al, bl |
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80 | je nbw2 |
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81 | cmp al, 240;ax,240 |
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82 | jne nbw31 |
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83 | mov al, bl |
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84 | dec ax |
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85 | jmp nbw32 |
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86 | nbw31: |
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87 | add bl, 128 |
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88 | cmp al, bl |
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89 | jne nbw |
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90 | sub al, 129 |
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91 | |||
92 | nbw32: |
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93 | |||
94 | dec ax |
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95 | dec ax ; 2 = power off |
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96 | jnz no_apm_off |
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97 | call APM_PowerOff |
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98 | jmp $ |
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99 | no_apm_off: |
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100 | |||
101 | if ~ defined extended_primary_loader ; kernel restarting is not supported |
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102 | dec ax ; 3 = reboot |
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103 | jnz restart_kernel ; 4 = restart kernel |
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104 | end if |
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105 | push 0x40 |
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106 | pop ds |
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107 | mov word[0x0072], 0x1234 |
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108 | jmp 0xF000:0xFFF0 |
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109 | |||
110 | |||
111 | rdelay: |
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112 | ret |
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113 | |||
114 | APM_PowerOff: |
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115 | mov ax, 5304h |
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116 | xor bx, bx |
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117 | int 15h |
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118 | ;!!!!!!!!!!!!!!!!!!!!!!!! |
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119 | mov ax, 0x5300 |
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120 | xor bx, bx |
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121 | int 0x15 |
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122 | push ax |
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123 | |||
124 | mov ax, 0x5301 |
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125 | xor bx, bx |
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126 | int 0x15 |
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127 | |||
128 | mov ax, 0x5308 |
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129 | mov bx, 1 |
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130 | mov cx, bx |
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131 | int 0x15 |
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132 | |||
133 | mov ax, 0x530E |
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134 | xor bx, bx |
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135 | pop cx |
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136 | int 0x15 |
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137 | |||
138 | mov ax, 0x530D |
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139 | mov bx, 1 |
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140 | mov cx, bx |
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141 | int 0x15 |
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142 | |||
143 | mov ax, 0x530F |
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144 | mov bx, 1 |
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145 | mov cx, bx |
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146 | int 0x15 |
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147 | |||
148 | mov ax, 0x5307 |
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149 | mov bx, 1 |
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150 | mov cx, 3 |
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151 | int 0x15 |
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152 | ;!!!!!!!!!!!!!!!!!!!!!!!! |
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153 | ret |
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154 | |||
155 | if ~ defined extended_primary_loader |
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156 | restart_kernel: |
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157 | |||
158 | mov ax, 0x0003 ; set text mode for screen |
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159 | int 0x10 |
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160 | jmp 0x4000:0000 |
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161 | |||
162 | restart_kernel_4000: |
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163 | cli |
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164 | |||
165 | push ds |
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166 | pop es |
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167 | mov cx, 0x8000 |
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168 | push cx |
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169 | push 0x7000 |
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170 | pop ds |
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171 | xor si, si |
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172 | xor di, di |
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173 | rep movsw |
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174 | pop cx |
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175 | mov ds, cx |
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176 | push 0x2000 |
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177 | pop es |
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178 | rep movsw |
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179 | push 0x9000 |
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180 | pop ds |
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181 | push 0x3000 |
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182 | pop es |
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183 | mov cx, 0xE000/2 |
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184 | rep movsw |
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185 | |||
186 | wbinvd ; write and invalidate cache |
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187 | |||
188 | mov al, 00110100b |
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189 | out 43h, al |
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190 | jcxz $+2 |
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191 | mov al, 0xFF |
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192 | out 40h, al |
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193 | jcxz $+2 |
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194 | out 40h, al |
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195 | jcxz $+2 |
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196 | sti |
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197 | |||
198 | ; (hint by Black_mirror) |
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199 | ; We must read data from keyboard port, |
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200 | ; because there may be situation when previous keyboard interrupt is lost |
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201 | ; (due to return to real mode and IRQ reprogramming) |
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202 | ; and next interrupt will not be generated (as keyboard waits for handling) |
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203 | in al, 0x60 |
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204 | |||
205 | ; bootloader interface |
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206 | push 0x1000 |
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207 | pop ds |
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208 | mov si, kernel_restart_bootblock |
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209 | mov ax, 'KL' |
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210 | jmp 0x1000:0000 |
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211 | end if |
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212 |