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Rev | Author | Line No. | Line |
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8150 | dunkaist | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2020. All rights reserved. ;; |
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4 | ;; Distributed under terms of the GNU General Public License ;; |
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5 | ;; Version 2, or (at your option) any later version. ;; |
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6 | ;; ;; |
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7 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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8 | |||
9 | format pe64 efi |
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8092 | dunkaist | 10 | entry main |
11 | |||
12 | section '.text' code executable readable |
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13 | |||
14 | include '../../struct.inc' |
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15 | include '../../macros.inc' |
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16 | include '../../const.inc' |
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17 | |||
8150 | dunkaist | 18 | purge DQ |
19 | include 'uefi64.inc' |
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20 | |||
8206 | dunkaist | 21 | MEMORY_MAP_SIZE = 0x10000 |
8092 | dunkaist | 22 | GOP_BUFFER_SIZE = 0x100 |
23 | LIP_BUFFER_SIZE = 0x100 |
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24 | FILE_BUFFER_SIZE = 0x1000 |
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25 | |||
26 | KERNEL_BASE = 0x10000 |
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27 | RAMDISK_BASE = 0x100000 |
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28 | |||
29 | CODE_32_SELECTOR = 8 |
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30 | DATA_32_SELECTOR = 16 |
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31 | CODE_64_SELECTOR = 24 |
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32 | |||
33 | ; linux/arch/x86/include/uapi/asm/e820.h |
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34 | E820_RAM = 1 |
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35 | E820_RESERVED = 2 |
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36 | E820_ACPI = 3 |
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37 | E820_NVS = 4 |
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38 | E820_UNUSABLE = 5 |
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39 | E820_PMEM = 7 |
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40 | |||
41 | load_file: |
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42 | virtual at rsp+8 |
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43 | .root dq ? |
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44 | .name dq ? |
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45 | .buffer dq ? |
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46 | .size dq ? |
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47 | .fatal dq ? |
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48 | end virtual |
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49 | eficall [.root], EFI_FILE_PROTOCOL.Open, [.root], file_handle, \ |
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50 | [.name], EFI_FILE_MODE_READ, 0 |
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8206 | dunkaist | 51 | test eax, eax |
8092 | dunkaist | 52 | jz @f |
53 | xor eax, eax |
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54 | cmp [.fatal], 1 |
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55 | jnz .done |
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8150 | dunkaist | 56 | mov rbx, [efi_table] |
57 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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58 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
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59 | msg_error_open_file |
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60 | mov rbx, [efi_table] |
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61 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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62 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
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63 | [.name] |
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8092 | dunkaist | 64 | jmp $ |
65 | @@: |
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66 | |||
67 | lea rax, [.size] |
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68 | eficall [file_handle], EFI_FILE_PROTOCOL.Read, [file_handle], rax, \ |
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69 | [.buffer] |
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70 | eficall [file_handle], EFI_FILE_PROTOCOL.Close, [file_handle] |
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71 | mov rax, [.size] |
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72 | .done: |
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8206 | dunkaist | 73 | push rax |
74 | call clearbuf |
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75 | mov rdi, msg |
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76 | call num2dec |
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77 | push rbx |
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78 | mov rbx, [efi_table] |
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79 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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80 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
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81 | msg_file_size |
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82 | pop rbx |
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83 | push rbx |
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84 | mov rbx, [efi_table] |
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85 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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86 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
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87 | pop rbx |
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88 | pop rax |
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8092 | dunkaist | 89 | ret 8*5 |
90 | |||
91 | skip_whitespace: |
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92 | .next_char: |
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93 | cmp byte[rsi], 0 |
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94 | jz .done |
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95 | cmp byte[rsi], 0x20 ; ' ' |
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96 | jz .whitespace |
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97 | cmp byte[rsi], 9 ; '\t' |
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98 | jz .whitespace |
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99 | jmp .done |
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100 | .whitespace: |
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101 | inc rsi |
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102 | jmp .next_char |
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103 | .done: |
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104 | ret |
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105 | |||
106 | skip_until_newline: |
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107 | .next_char: |
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108 | cmp byte[rsi], 0 |
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109 | jz .done |
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110 | cmp byte[rsi], 0xd ; '\r' |
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111 | jz .done |
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112 | cmp byte[rsi], 0xa ; '\n' |
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113 | jz .done |
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114 | inc rsi |
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115 | jmp .next_char |
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116 | .done: |
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117 | ret |
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118 | |||
119 | skip_newline: |
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120 | .next_char: |
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121 | cmp byte[rsi], 0xd ; '\r' |
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122 | jz .newline |
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123 | cmp byte[rsi], 0xa ; '\n' |
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124 | jz .newline |
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125 | jmp .done |
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126 | .newline: |
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127 | inc rsi |
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128 | jmp .next_char |
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129 | .done: |
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130 | ret |
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131 | |||
132 | skip_line: |
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133 | call skip_until_newline |
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134 | call skip_newline |
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135 | ret |
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136 | |||
137 | dec2bin: |
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138 | mov edx, 0 |
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139 | .next_char: |
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140 | movzx eax, byte[rsi] |
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141 | test eax, eax |
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142 | jz .done |
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143 | sub eax, '0' |
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144 | jb .done |
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145 | cmp eax, 9 |
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146 | ja .done |
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147 | inc rsi |
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148 | imul edx, 10 |
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149 | add edx, eax |
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150 | jmp .next_char |
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151 | .done: |
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152 | mov eax, edx |
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153 | ret |
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154 | |||
155 | parse_option: |
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156 | mov rbx, config_options-3*8 |
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157 | .try_next_option: |
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158 | add rbx, 3*8 |
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159 | mov rdi, rsi |
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160 | mov rdx, [rbx] ; option name |
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161 | test rdx, rdx |
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162 | jz .done |
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163 | .next_char: |
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164 | cmp byte[rdx], 0 |
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165 | jnz @f |
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166 | cmp byte[rdi], '=' |
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167 | jz .opt_name_ok |
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168 | @@: |
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169 | cmp byte[rdi], 0 |
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170 | jz .done |
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171 | movzx eax, byte[rdi] |
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172 | cmp [rdx], al |
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173 | jnz .try_next_option |
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174 | inc rdi |
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175 | inc rdx |
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176 | jmp .next_char |
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177 | .opt_name_ok: |
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178 | inc rdi |
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179 | mov rsi, rdi |
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180 | call qword[rbx+8] |
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181 | .done: |
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182 | ret |
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183 | |||
184 | parse_line: |
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185 | .next_line: |
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186 | cmp byte[rsi], 0 |
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187 | jz .done |
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188 | cmp byte[rsi], 0xd ; '\r' |
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189 | jz .skip |
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190 | cmp byte[rsi], 0xa ; '\n' |
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191 | jz .skip |
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192 | cmp byte[rsi], '#' |
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193 | jz .skip |
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194 | call parse_option |
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195 | call skip_line |
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196 | jmp .next_line |
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197 | .skip: |
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198 | call skip_line |
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199 | jmp .next_line |
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200 | .done: |
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201 | ret |
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202 | |||
203 | cfg_opt_func_resolution: |
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204 | call dec2bin |
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205 | xor edx, edx |
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206 | mov [rdx+BOOT_LO.x_res], ax |
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207 | cmp byte[rsi], 'x' |
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208 | jz @f |
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209 | cmp byte[rsi], '*' |
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210 | jz @f |
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211 | jmp .done |
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212 | @@: |
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213 | inc rsi |
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214 | call dec2bin |
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215 | xor edx, edx |
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216 | mov [rdx+BOOT_LO.y_res], ax |
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217 | mov [cfg_opt_used_resolution], 1 |
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218 | .done: |
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219 | ret |
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220 | |||
221 | cfg_opt_func_acpi: |
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222 | call dec2bin |
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223 | mov [cfg_opt_used_acpi], 1 |
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224 | mov [cfg_opt_value_acpi], al |
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225 | ret |
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226 | |||
227 | cfg_opt_func_debug_print: |
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228 | call dec2bin |
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229 | mov [cfg_opt_used_debug_print], 1 |
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230 | mov [cfg_opt_value_debug_print], al |
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231 | ret |
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232 | |||
233 | cfg_opt_func_launcher_start: |
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234 | call dec2bin |
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235 | mov [cfg_opt_used_launcher_start], 1 |
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236 | mov [cfg_opt_value_launcher_start], al |
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237 | ret |
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238 | |||
239 | cfg_opt_func_mtrr: |
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240 | call dec2bin |
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241 | mov [cfg_opt_used_mtrr], 1 |
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242 | mov [cfg_opt_value_mtrr], al |
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243 | ret |
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244 | |||
245 | cfg_opt_func_ask_params: |
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246 | call dec2bin |
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247 | mov [cfg_opt_used_ask_params], 1 |
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248 | mov [cfg_opt_value_ask_params], al |
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249 | ret |
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250 | |||
251 | cfg_opt_func_imgfrom: |
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252 | call dec2bin |
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253 | mov [cfg_opt_used_imgfrom], 1 |
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254 | mov [cfg_opt_value_imgfrom], al |
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255 | ret |
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256 | |||
257 | cfg_opt_func_syspath: |
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258 | mov rdi, cfg_opt_value_syspath |
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259 | .next_char: |
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260 | movzx eax, byte[rsi] |
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261 | cmp al, 0xd ; \r |
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262 | jz .done |
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263 | cmp al, 0xa ; \n |
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264 | jz .done |
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265 | inc rsi |
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266 | stosb |
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267 | jmp .next_char |
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268 | .done: |
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269 | mov byte[rdi], 0 |
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270 | ret |
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271 | |||
272 | parse_config: |
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273 | virtual at rsp+8 |
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274 | .buffer dq ? |
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275 | end virtual |
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276 | ; mov rsi, [.buffer] |
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8206 | dunkaist | 277 | push rbx |
278 | mov rbx, [efi_table] |
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279 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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280 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
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281 | msg_parsing_config |
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282 | pop rbx |
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8092 | dunkaist | 283 | mov rsi, KERNEL_BASE |
284 | .next_line: |
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285 | call parse_line |
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286 | cmp byte[rsi], 0 |
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287 | jnz .next_line |
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288 | ret 1*8 |
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289 | |||
290 | read_options_from_config: |
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8150 | dunkaist | 291 | mov rbx, [efi_table] |
292 | mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices] |
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293 | eficall rbx, EFI_BOOT_SERVICES.HandleProtocol, [efi_handle], lipuuid, \ |
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8092 | dunkaist | 294 | lip_interface |
8206 | dunkaist | 295 | test eax, eax |
296 | jz @f |
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297 | push rbx |
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298 | mov rbx, [efi_table] |
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299 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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300 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
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301 | msg_error_efi_lip_handle |
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302 | pop rbx |
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303 | jmp $ |
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304 | @@: |
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8092 | dunkaist | 305 | mov rax, [lip_interface] |
306 | |||
8150 | dunkaist | 307 | mov rbx, [efi_table] |
308 | mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices] |
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309 | eficall rbx, EFI_BOOT_SERVICES.HandleProtocol, \ |
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8092 | dunkaist | 310 | [rax+EFI_LOADED_IMAGE_PROTOCOL.DeviceHandle], sfspguid, \ |
311 | sfsp_interface |
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8206 | dunkaist | 312 | test eax, eax |
313 | jz @f |
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314 | push rbx |
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315 | mov rbx, [efi_table] |
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316 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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317 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
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318 | msg_error_lip_dev_sfsp |
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319 | pop rbx |
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320 | jmp $ |
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321 | @@: |
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8092 | dunkaist | 322 | eficall [sfsp_interface], EFI_SIMPLE_FILE_SYSTEM_PROTOCOL.OpenVolume, \ |
323 | [sfsp_interface], esp_root |
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8206 | dunkaist | 324 | test eax, eax |
325 | jz @f |
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326 | push rbx |
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327 | mov rbx, [efi_table] |
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328 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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329 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
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330 | msg_error_sfsp_openvolume |
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331 | pop rbx |
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332 | jmp $ |
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333 | @@: |
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8092 | dunkaist | 334 | push 0 ; not fatal, i.e. it's ok to not find this file |
335 | push FILE_BUFFER_SIZE |
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336 | push KERNEL_BASE |
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8206 | dunkaist | 337 | ; push file_name |
338 | mov rax, file_name |
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339 | push rax |
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8092 | dunkaist | 340 | push [esp_root] |
341 | call load_file |
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342 | |||
343 | test eax, eax |
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344 | jz @f |
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345 | push KERNEL_BASE |
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346 | call parse_config |
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347 | @@: |
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348 | |||
349 | .error: |
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350 | ret |
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351 | |||
8150 | dunkaist | 352 | print_vmode: |
353 | push rax rbx rcx rdx rsi rdi |
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354 | mov rbx, rcx |
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355 | call clearbuf |
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356 | mov eax, [rbx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution] |
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357 | mov rdi, msg |
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358 | call num2dec |
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359 | mov eax, [rbx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution] |
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360 | mov rdi, msg+8*2 |
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361 | call num2dec |
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362 | |||
363 | mov eax, [rbx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat] |
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364 | mov rdi, msg+16*2 |
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365 | call num2dec |
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366 | |||
367 | mov eax, [rbx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine] |
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368 | mov rdi, msg+24*2 |
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369 | call num2dec |
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370 | mov rbx, [efi_table] |
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371 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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372 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
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373 | pop rdi rsi rdx rcx rbx rax |
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374 | ret |
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375 | |||
8092 | dunkaist | 376 | find_vmode_index_by_resolution: |
377 | mov [cfg_opt_used_resolution], 1 |
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378 | mov [cfg_opt_value_vmode], 0 |
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8150 | dunkaist | 379 | .next_mode: |
8092 | dunkaist | 380 | movzx eax, [cfg_opt_value_vmode] |
381 | eficall [gop_interface], EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode, \ |
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382 | [gop_interface], rax, gop_info_size, gop_info |
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383 | cmp rax, EFI_SUCCESS |
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384 | jnz .error |
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385 | mov rcx, [gop_info] |
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8150 | dunkaist | 386 | call print_vmode |
8092 | dunkaist | 387 | ; PixelBlueGreenRedReserved8BitPerColor |
388 | cmp [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat], 1 |
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389 | jnz .skip_mode |
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390 | xor edx, edx |
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391 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution] |
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392 | cmp ax, [rdx+BOOT_LO.x_res] |
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393 | jnz .skip_mode |
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394 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution] |
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395 | cmp ax, [rdx+BOOT_LO.y_res] |
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396 | jnz .skip_mode |
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397 | jmp .done |
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8150 | dunkaist | 398 | .skip_mode: |
8092 | dunkaist | 399 | inc [cfg_opt_value_vmode] |
400 | movzx eax, [cfg_opt_value_vmode] |
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401 | mov rcx, [gop_interface] |
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402 | mov rdx, [rcx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode] |
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8150 | dunkaist | 403 | cmp eax, 8;[rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.MaxMode] |
8092 | dunkaist | 404 | jnz .next_mode |
405 | mov [cfg_opt_used_resolution], 0 |
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406 | mov [cfg_opt_value_ask_params], 1 |
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8150 | dunkaist | 407 | |
408 | mov rbx, [efi_table] |
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409 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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410 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
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411 | msg_error_no_such_vmode |
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412 | mov rbx, [efi_table] |
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413 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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8206 | dunkaist | 414 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
415 | msg_error |
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8150 | dunkaist | 416 | jmp $ |
8092 | dunkaist | 417 | .error: |
418 | .done: |
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419 | ret |
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420 | |||
421 | ask_for_params: |
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8150 | dunkaist | 422 | ret |
423 | mov rbx, [efi_table] |
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424 | mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices] |
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425 | eficall rbx, EFI_BOOT_SERVICES.HandleProtocol, [rax], gopuuid, \ |
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426 | msg_ask_for_params |
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427 | jmp $ |
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428 | |||
8092 | dunkaist | 429 | xor ebx, ebx |
8150 | dunkaist | 430 | .next_mode: |
8092 | dunkaist | 431 | call clearbuf |
432 | mov eax, ebx |
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433 | lea rdi, [msg] |
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434 | call num2dec |
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435 | |||
436 | push rbx |
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437 | eficall [gop_interface], EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode, \ |
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438 | [gop_interface], rbx, gop_info_size, gop_info |
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439 | cmp rax, EFI_SUCCESS |
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440 | jnz .error |
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441 | mov rcx, [gop_info] |
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442 | ; PixelBlueGreenRedReserved8BitPerColor |
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443 | cmp [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat], 1 |
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444 | jnz .skip |
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445 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution] |
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446 | lea rdi, [msg+4*2] |
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447 | call num2dec |
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448 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution] |
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449 | lea rdi, [msg+9*2] |
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450 | call num2dec |
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451 | ; mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine] |
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452 | ; lea rdi, [msg+14*2] |
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453 | ; call num2dec |
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8150 | dunkaist | 454 | .skip: |
455 | mov rbx, [efi_table] |
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456 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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457 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
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8092 | dunkaist | 458 | cmp rax, EFI_SUCCESS |
459 | jnz .error |
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460 | |||
461 | pop rbx |
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462 | inc rbx |
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463 | mov rcx, [gop_interface] |
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464 | mov rdx, [rcx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode] |
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465 | cmp ebx, [rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.MaxMode] |
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466 | jnz .next_mode |
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467 | |||
468 | |||
8150 | dunkaist | 469 | mov rbx, [efi_table] |
470 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConIn] |
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471 | eficall rbx, SIMPLE_INPUT_INTERFACE.Reset, rbx, 1 |
||
8092 | dunkaist | 472 | cmp rax, EFI_SUCCESS |
473 | jnz .error |
||
474 | xor ecx, ecx |
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475 | @@: |
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476 | push rcx |
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8150 | dunkaist | 477 | mov rbx, [efi_table] |
478 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConIn] |
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479 | eficall rbx, SIMPLE_INPUT_INTERFACE.ReadKeyStroke, rbx, msg |
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8092 | dunkaist | 480 | pop rcx |
481 | mov rdx, EFI_DEVICE_ERROR |
||
482 | cmp rax, rdx |
||
483 | jz .error |
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484 | mov rdx, EFI_NOT_READY |
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485 | cmp rax, rdx |
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486 | jz @b |
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487 | ; cmp rax, EFI_SUCCESS |
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488 | movzx eax, word[msg+2] |
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489 | ;jmp .key_done |
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490 | cmp al, 0x0D |
||
491 | jz .key_done |
||
492 | imul ecx, 10 |
||
493 | sub eax, '0' |
||
494 | add ecx, eax |
||
495 | jmp @b |
||
8150 | dunkaist | 496 | .key_done: |
8092 | dunkaist | 497 | mov [cfg_opt_value_vmode], cl |
498 | .error: |
||
499 | .done: |
||
500 | ret |
||
501 | |||
502 | main: |
||
8150 | dunkaist | 503 | mov [efi_handle], rcx |
504 | mov [efi_table], rdx |
||
8092 | dunkaist | 505 | |
8150 | dunkaist | 506 | mov rbx, [efi_table] |
507 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
508 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.Reset, rbx, 1 |
||
509 | test eax, eax |
||
510 | jz @f |
||
511 | jmp $ ; what can I do here? |
||
512 | @@: |
||
513 | mov rbx, [efi_table] |
||
514 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
515 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
516 | msg_u4k_loaded |
||
8092 | dunkaist | 517 | |
8150 | dunkaist | 518 | mov rbx, [efi_table] |
519 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
520 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
521 | msg_read_options |
||
8092 | dunkaist | 522 | call read_options_from_config |
523 | |||
524 | ; read kernel file |
||
8150 | dunkaist | 525 | mov rbx, [efi_table] |
526 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
527 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
528 | msg_load_kernel |
||
8092 | dunkaist | 529 | push 1 |
530 | push -1 |
||
531 | push KERNEL_BASE |
||
8206 | dunkaist | 532 | ; push kernel_name |
533 | mov rax, kernel_name |
||
534 | push rax |
||
8092 | dunkaist | 535 | push [esp_root] |
536 | call load_file |
||
537 | |||
538 | ; read ramdisk image |
||
8150 | dunkaist | 539 | mov rbx, [efi_table] |
540 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
541 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
542 | msg_load_ramdisk |
||
8092 | dunkaist | 543 | push 1 |
544 | push -1 |
||
545 | push RAMDISK_BASE |
||
8206 | dunkaist | 546 | ; push ramdisk_name |
547 | mov rax, ramdisk_name |
||
548 | push rax |
||
8092 | dunkaist | 549 | push [esp_root] |
550 | call load_file |
||
551 | |||
552 | ; alloc buffer for devices.dat |
||
8150 | dunkaist | 553 | mov rbx, [efi_table] |
554 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
555 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
556 | msg_alloc_devicesdat |
||
557 | mov rbx, [efi_table] |
||
558 | mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices] |
||
559 | eficall rbx, EFI_BOOT_SERVICES.AllocatePages, \ |
||
560 | EFI_ALLOCATE_MAX_ADDRESS, EFI_RESERVED_MEMORY_TYPE, 1, \ |
||
561 | devicesdat_data |
||
8092 | dunkaist | 562 | cmp eax, EFI_SUCCESS |
563 | jnz .error |
||
564 | |||
565 | ; read devices.dat |
||
8150 | dunkaist | 566 | mov rbx, [efi_table] |
567 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
568 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
569 | msg_load_devicesdat |
||
570 | |||
8092 | dunkaist | 571 | push 0 ; not fatal |
572 | push [devicesdat_size] |
||
573 | push [devicesdat_data] |
||
8206 | dunkaist | 574 | ; push devicesdat_name |
575 | mov rax, devicesdat_name |
||
576 | push rax |
||
8092 | dunkaist | 577 | push [esp_root] |
578 | call load_file |
||
579 | mov [devicesdat_size], rax |
||
580 | |||
8150 | dunkaist | 581 | mov rbx, [efi_table] |
582 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
583 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
584 | msg_locate_gop_handlers |
||
585 | |||
586 | mov rbx, [efi_table] |
||
587 | mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices] |
||
588 | eficall rbx, EFI_BOOT_SERVICES.LocateHandle, \ |
||
589 | EFI_LOCATE_SEARCH_TYPE.ByProtocol, gopuuid, 0, \ |
||
590 | gop_buffer_size, gop_buffer |
||
591 | mov [status], rax |
||
592 | |||
593 | mov rbx, [efi_table] |
||
594 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
595 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
596 | msg_gop_buffer_size |
||
597 | call clearbuf |
||
598 | mov rax, [gop_buffer_size] |
||
599 | mov rdi, msg |
||
600 | call num2hex |
||
601 | mov rbx, [efi_table] |
||
602 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
603 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
||
604 | |||
605 | mov rax, [status] |
||
606 | test eax, eax |
||
607 | jz @f |
||
608 | call clearbuf |
||
609 | mov rdi, msg |
||
610 | call num2hex |
||
611 | mov rbx, [efi_table] |
||
612 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
8206 | dunkaist | 613 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
614 | msg_error |
||
8150 | dunkaist | 615 | mov rbx, [efi_table] |
616 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
617 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
||
618 | jmp $ |
||
619 | @@: |
||
620 | |||
621 | mov rbx, [efi_table] |
||
622 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
623 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
624 | msg_look_for_gop_handler |
||
625 | |||
626 | mov rbx, gop_buffer |
||
627 | .next_gop_handle: |
||
628 | mov rax, rbx |
||
8206 | dunkaist | 629 | mov rcx, gop_buffer |
630 | sub rax, rcx |
||
8150 | dunkaist | 631 | cmp rax, [gop_buffer_size] |
632 | jb @f |
||
633 | push rbx |
||
634 | mov rbx, [efi_table] |
||
635 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
636 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
637 | msg_error_out_of_handlers |
||
638 | pop rbx |
||
639 | push rbx |
||
640 | mov rbx, [efi_table] |
||
641 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
642 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg_error |
||
643 | pop rbx |
||
644 | jmp $ |
||
645 | @@: |
||
646 | push rbx |
||
647 | mov rbx, [efi_table] |
||
648 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
649 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
650 | msg_query_handler |
||
651 | pop rbx |
||
652 | |||
653 | mov rax, rbx |
||
654 | push rbx |
||
655 | mov rbx, [efi_table] |
||
656 | mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices] |
||
657 | eficall rbx, EFI_BOOT_SERVICES.HandleProtocol, [rax], gopuuid, \ |
||
8092 | dunkaist | 658 | gop_interface |
8150 | dunkaist | 659 | pop rbx |
660 | ;mov rax, 0x8000_0000_0000_0003 |
||
661 | test eax, eax |
||
662 | jz @f |
||
663 | call clearbuf |
||
664 | mov rdi, msg |
||
665 | call num2hex |
||
666 | push rbx |
||
667 | mov rbx, [efi_table] |
||
668 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
669 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
||
670 | pop rbx |
||
8092 | dunkaist | 671 | |
8150 | dunkaist | 672 | add rbx, 8 |
673 | jmp .next_gop_handle |
||
674 | @@: |
||
675 | |||
8206 | dunkaist | 676 | call find_rsdp |
8150 | dunkaist | 677 | |
678 | mov rbx, [efi_table] |
||
679 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
680 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
681 | msg_acpi_tables_done |
||
682 | |||
8092 | dunkaist | 683 | cmp [cfg_opt_used_resolution], 0 |
684 | jz .not_used_resolution |
||
8150 | dunkaist | 685 | mov rbx, [efi_table] |
686 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
687 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
688 | msg_opt_resolution |
||
689 | call clearbuf |
||
690 | xor edx, edx |
||
691 | movzx eax, [rdx+BOOT_LO.x_res] |
||
692 | mov rdi, msg |
||
693 | call num2dec |
||
694 | xor edx, edx |
||
695 | movzx eax, [rdx+BOOT_LO.y_res] |
||
696 | mov rdi, msg+8*2 |
||
697 | call num2dec |
||
698 | mov rbx, [efi_table] |
||
699 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
700 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
||
8092 | dunkaist | 701 | call find_vmode_index_by_resolution |
702 | .not_used_resolution: |
||
703 | cmp [cfg_opt_used_debug_print], 0 |
||
704 | jz .not_used_debug_print |
||
705 | movzx eax, [cfg_opt_value_debug_print] |
||
706 | xor edx, edx |
||
707 | mov [rdx+BOOT_LO.debug_print], al |
||
708 | .not_used_debug_print: |
||
709 | |||
710 | cmp [cfg_opt_value_ask_params], 0 |
||
711 | jz @f |
||
712 | call ask_for_params |
||
713 | @@: |
||
714 | |||
8206 | dunkaist | 715 | ; call calc_memmap |
716 | ; call dump_memmap |
||
717 | |||
8092 | dunkaist | 718 | movzx ecx, [cfg_opt_value_vmode] |
719 | eficall [gop_interface], EFI_GRAPHICS_OUTPUT_PROTOCOL.SetMode, \ |
||
720 | [gop_interface], rcx |
||
8150 | dunkaist | 721 | test eax, eax |
722 | jz @f |
||
723 | call clearbuf |
||
724 | mov rdi, msg |
||
725 | call num2hex |
||
726 | mov rbx, [efi_table] |
||
727 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
728 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
||
729 | mov rbx, [efi_table] |
||
730 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
8206 | dunkaist | 731 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
732 | msg_error |
||
8150 | dunkaist | 733 | jmp $ |
734 | @@: |
||
8092 | dunkaist | 735 | |
736 | mov rcx, [gop_interface] |
||
737 | mov rdx, [rcx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode] |
||
738 | mov rdi, [rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.FrameBufferBase] |
||
739 | mov [fb_base], rdi |
||
740 | |||
741 | mov ebx, [rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.Mode] |
||
742 | eficall [gop_interface], EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode, \ |
||
743 | [gop_interface], rbx, gop_info_size, gop_info |
||
8206 | dunkaist | 744 | test eax, eax |
745 | jz @f |
||
746 | jmp .error |
||
747 | @@: |
||
8092 | dunkaist | 748 | mov rcx, [gop_info] |
749 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution] |
||
750 | xor rdx, rdx |
||
751 | mov [rdx+BOOT_LO.x_res], ax |
||
752 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution] |
||
753 | mov [rdx+BOOT_LO.y_res], ax |
||
754 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine] |
||
755 | shl eax, 2 |
||
756 | mov [rdx+BOOT_LO.pitch], ax |
||
757 | |||
758 | mov byte[rdx+BOOT_LO.pci_data+0], 1 ; PCI access mechanism |
||
759 | mov byte[rdx+BOOT_LO.pci_data+1], 8 ; last bus, don't know how to count them |
||
760 | mov byte[rdx+BOOT_LO.pci_data+2], 0x10 ; PCI version |
||
761 | mov byte[rdx+BOOT_LO.pci_data+3], 0x02 |
||
762 | mov dword[rdx+BOOT_LO.pci_data+4], 0xe3 |
||
763 | |||
764 | ; kernel |
||
765 | ; eficall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \ |
||
766 | ; 450000/0x1000, EFI_ALLOCATE_ADDRESS |
||
767 | |||
768 | ; ramdisk |
||
769 | ; eficall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \ |
||
770 | ; 2880*512/0x1000, EFI_ALLOCATE_ADDRESS |
||
771 | |||
8206 | dunkaist | 772 | call calc_memmap |
773 | |||
8150 | dunkaist | 774 | mov rbx, [efi_table] |
775 | mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices] |
||
776 | eficall rbx, EFI_BOOT_SERVICES.ExitBootServices, [efi_handle], \ |
||
777 | [memory_map_key] |
||
8206 | dunkaist | 778 | call halt_on_error |
8092 | dunkaist | 779 | |
780 | cli |
||
781 | |||
782 | xor edx, edx |
||
783 | xor esi, esi |
||
784 | mov [esi+BOOT_LO.bpp], 32 |
||
785 | mov [esi+BOOT_LO.vesa_mode], dx |
||
786 | mov [esi+BOOT_LO.bank_switch], edx |
||
787 | mov rdi, [fb_base] |
||
788 | mov [esi+BOOT_LO.lfb], edi |
||
789 | |||
790 | movzx eax, [cfg_opt_value_mtrr] |
||
791 | mov [esi+BOOT_LO.mtrr], al |
||
792 | |||
793 | movzx eax, [cfg_opt_value_launcher_start] |
||
794 | mov [esi+BOOT_LO.launcher_start], al |
||
795 | |||
796 | movzx eax, [cfg_opt_value_debug_print] |
||
797 | mov [esi+BOOT_LO.debug_print], al |
||
798 | |||
799 | mov [esi+BOOT_LO.dma], dl |
||
800 | ; mov qword[esi+BOOT_LO.pci_data], 0 |
||
801 | mov [esi+BOOT_LO.apm_entry], edx |
||
802 | mov [esi+BOOT_LO.apm_version], dx |
||
803 | mov [esi+BOOT_LO.apm_flags], dx |
||
804 | mov [esi+BOOT_LO.apm_code_32], dx |
||
805 | mov [esi+BOOT_LO.apm_code_16], dx |
||
806 | mov [esi+BOOT_LO.apm_data_16], dx |
||
807 | mov [esi+BOOT_LO.bios_hd_cnt], dl |
||
808 | |||
809 | movzx eax, [cfg_opt_value_imgfrom] |
||
810 | mov [esi+BOOT_LO.rd_load_from], al |
||
811 | |||
812 | mov eax, dword[devicesdat_size] |
||
813 | mov [rdx+BOOT_LO.devicesdat_size], eax |
||
814 | mov eax, dword[devicesdat_data] |
||
815 | mov [rdx+BOOT_LO.devicesdat_data], eax |
||
816 | |||
817 | mov rsi, cfg_opt_value_syspath |
||
818 | mov rdi, BOOT_LO.syspath |
||
819 | mov ecx, 0x17 |
||
820 | rep movsb |
||
821 | |||
822 | lgdt [cs:GDTR] |
||
823 | |||
824 | mov ax, DATA_32_SELECTOR |
||
825 | mov ds, ax |
||
826 | mov es, ax |
||
827 | mov fs, ax |
||
828 | mov gs, ax |
||
829 | mov ss, ax |
||
830 | |||
831 | push CODE_32_SELECTOR |
||
832 | lea rax, [.next] |
||
833 | push rax |
||
834 | retf |
||
835 | use32 |
||
836 | align 16 |
||
8150 | dunkaist | 837 | .next: |
8092 | dunkaist | 838 | mov eax, cr0 |
839 | and eax, not CR0_PG |
||
840 | mov cr0, eax |
||
841 | |||
842 | mov ecx, MSR_AMD_EFER |
||
843 | rdmsr |
||
844 | btr eax, 8 ; LME |
||
845 | wrmsr |
||
846 | |||
847 | mov eax, cr4 |
||
848 | and eax, not CR4_PAE |
||
849 | mov cr4, eax |
||
850 | |||
851 | push KERNEL_BASE |
||
852 | retn |
||
853 | |||
854 | use64 |
||
8150 | dunkaist | 855 | .error: |
856 | mov rbx, [efi_table] |
||
857 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
858 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
859 | msg_error |
||
860 | jmp $ |
||
8092 | dunkaist | 861 | |
862 | |||
8206 | dunkaist | 863 | halt_on_error: |
864 | push rax rbx rcx rdx rsi rdi |
||
865 | test eax, eax |
||
866 | jz @f |
||
867 | call clearbuf |
||
868 | mov rdi, msg |
||
869 | call num2hex |
||
870 | mov rbx, [efi_table] |
||
871 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
872 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
873 | msg_error |
||
874 | mov rbx, [efi_table] |
||
875 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
876 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
||
877 | jmp $ |
||
878 | @@: |
||
879 | pop rdi rsi rdx rcx rbx rax |
||
880 | ret |
||
881 | |||
882 | find_rsdp: |
||
883 | push rbx |
||
884 | mov rbx, [efi_table] |
||
885 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
886 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
887 | msg_look_for_rsdp |
||
888 | pop rbx |
||
889 | |||
890 | mov rbx, [efi_table] |
||
891 | mov rdi, [rbx+EFI_SYSTEM_TABLE.ConfigurationTable] |
||
892 | mov rcx, [rbx+EFI_SYSTEM_TABLE.NumberOfTableEntries] |
||
893 | mov rax, 0x11d3e4f18868e871 |
||
894 | mov rdx, 0x81883cc7800022bc |
||
895 | .next_table: |
||
896 | dec ecx |
||
897 | js .all_tables_done |
||
898 | cmp [rdi+0], rax |
||
899 | jnz .not_acpi20 |
||
900 | cmp [rdi+8], rdx |
||
901 | jnz .not_acpi20 |
||
902 | mov rax, [rdi+16] |
||
903 | mov rdx, BOOT_LO.acpi_rsdp |
||
904 | mov [rdx], eax |
||
905 | jmp .all_tables_done |
||
906 | .not_acpi20: |
||
907 | add rdi, 24 |
||
908 | jmp .next_table |
||
909 | .all_tables_done: |
||
910 | ret |
||
911 | |||
912 | calc_memmap: |
||
913 | mov rbx, [efi_table] |
||
914 | mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices] |
||
915 | eficall rbx, EFI_BOOT_SERVICES.AllocatePages, EFI_ALLOCATE_ANY_PAGES, \ |
||
916 | EFI_RESERVED_MEMORY_TYPE, MEMORY_MAP_SIZE/0x1000, memory_map |
||
917 | call halt_on_error |
||
918 | |||
919 | mov rbx, [efi_table] |
||
920 | mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices] |
||
921 | eficall rbx, EFI_BOOT_SERVICES.GetMemoryMap, memory_map_size, \ |
||
922 | [memory_map], memory_map_key, descriptor_size, descriptor_ver |
||
923 | call halt_on_error |
||
924 | |||
925 | mov rdi, BOOT_LO.memmap_block_cnt |
||
926 | mov dword[rdi], 0 |
||
927 | mov rdi, BOOT_LO.memmap_blocks |
||
928 | mov rax, [memory_map_size] |
||
929 | xor edx, edx |
||
930 | mov rcx, [descriptor_size] |
||
931 | div ecx |
||
932 | mov ecx, eax |
||
933 | cmp ecx, MAX_MEMMAP_BLOCKS |
||
934 | jbe @f |
||
935 | mov ecx, MAX_MEMMAP_BLOCKS |
||
936 | @@: |
||
937 | xor eax, eax |
||
938 | mov [rax+BOOT_LO.memmap_block_cnt], 0 |
||
939 | mov rsi, [memory_map] |
||
940 | .next_descr: |
||
941 | call add_uefi_memmap |
||
942 | add rsi, [descriptor_size] |
||
943 | add rdi, sizeof.e820entry |
||
944 | dec ecx |
||
945 | jnz .next_descr |
||
946 | ret |
||
947 | |||
948 | dump_memmap: |
||
949 | xor eax, eax |
||
950 | mov rsi, BOOT_LO.memmap_blocks |
||
951 | mov ebx, [rax+BOOT_LO.memmap_block_cnt] |
||
952 | |||
953 | call clearbuf |
||
954 | mov eax, ebx |
||
955 | mov rdi, msg |
||
956 | call num2dec |
||
957 | push rbx |
||
958 | mov rbx, [efi_table] |
||
959 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
960 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \ |
||
961 | msg_memmap |
||
962 | pop rbx |
||
963 | push rbx |
||
964 | mov rbx, [efi_table] |
||
965 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
966 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
||
967 | pop rbx |
||
968 | call clearbuf |
||
969 | .next_mapping: |
||
970 | dec ebx |
||
971 | js .done |
||
972 | mov rax, rsi |
||
973 | mov rcx, BOOT_LO.memmap_blocks |
||
974 | sub rax, rcx |
||
975 | mov ecx, sizeof.e820entry |
||
976 | xor edx, edx |
||
977 | div ecx |
||
978 | mov rdi, msg |
||
979 | call num2dec |
||
980 | mov rax, [rsi+e820entry.addr] |
||
981 | mov rdi, msg+4*2 |
||
982 | call num2hex |
||
983 | mov rax, [rsi+e820entry.size] |
||
984 | mov rdi, msg+24*2 |
||
985 | call num2hex |
||
986 | push rbx |
||
987 | mov rbx, [efi_table] |
||
988 | mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
989 | eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg |
||
990 | pop rbx |
||
991 | add rsi, sizeof.e820entry |
||
992 | jmp .next_mapping |
||
993 | .done: |
||
994 | ret |
||
995 | |||
996 | |||
8092 | dunkaist | 997 | ; linux/arch/x86/platform/efi/efi.c |
998 | ; do_add_efi_memmap |
||
999 | add_uefi_memmap: |
||
1000 | push rax rbx rcx rdx rsi rdi |
||
1001 | |||
8150 | dunkaist | 1002 | mov r10d, [rsi+EFI_MEMORY_DESCRIPTOR.Type] |
1003 | mov r11, [rsi+EFI_MEMORY_DESCRIPTOR.PhysicalStart] |
||
1004 | mov r13, [rsi+EFI_MEMORY_DESCRIPTOR.NumberOfPages] |
||
1005 | mov r14, [rsi+EFI_MEMORY_DESCRIPTOR.Attribute] |
||
8092 | dunkaist | 1006 | |
1007 | mov [rdi+e820entry.addr], r11 |
||
1008 | mov rax, r13 |
||
1009 | shl rax, 12 |
||
1010 | mov [rdi+e820entry.size], rax |
||
1011 | |||
1012 | |||
1013 | cmp r10d, EFI_LOADER_CODE |
||
1014 | jz .case0 |
||
1015 | cmp r10d, EFI_LOADER_DATA |
||
1016 | jz .case0 |
||
1017 | cmp r10d, EFI_BOOT_SERVICES_CODE |
||
1018 | jz .case0 |
||
1019 | cmp r10d, EFI_BOOT_SERVICES_DATA |
||
1020 | jz .case0 |
||
1021 | cmp r10d, EFI_CONVENTIONAL_MEMORY |
||
1022 | jz .case0 |
||
1023 | cmp r10d, EFI_ACPI_RECLAIM_MEMORY |
||
1024 | jz .case1 |
||
1025 | cmp r10d, EFI_ACPI_MEMORY_NVS |
||
1026 | jz .case2 |
||
1027 | cmp r10d, EFI_UNUSABLE_MEMORY |
||
1028 | jz .case3 |
||
1029 | cmp r10d, EFI_PERSISTENT_MEMORY |
||
1030 | jz .case4 |
||
1031 | jmp .default |
||
1032 | |||
8150 | dunkaist | 1033 | .case0: |
8092 | dunkaist | 1034 | test r14, EFI_MEMORY_WB |
1035 | jz @f |
||
1036 | mov eax, E820_RAM |
||
1037 | jmp .done |
||
1038 | @@: |
||
1039 | mov eax, E820_RESERVED |
||
1040 | jmp .done |
||
8150 | dunkaist | 1041 | .case1: |
8092 | dunkaist | 1042 | mov eax, E820_ACPI |
1043 | jmp .done |
||
8150 | dunkaist | 1044 | .case2: |
8092 | dunkaist | 1045 | mov eax, E820_NVS |
1046 | jmp .done |
||
8150 | dunkaist | 1047 | .case3: |
8092 | dunkaist | 1048 | mov eax, E820_UNUSABLE |
1049 | jmp .done |
||
8150 | dunkaist | 1050 | .case4: |
8092 | dunkaist | 1051 | mov eax, E820_PMEM |
1052 | jmp .done |
||
8150 | dunkaist | 1053 | .default: |
8092 | dunkaist | 1054 | mov eax, E820_RESERVED |
1055 | jmp .done |
||
1056 | |||
8150 | dunkaist | 1057 | .done: |
8092 | dunkaist | 1058 | mov [rdi+e820entry.type], eax |
1059 | |||
1060 | mov rax, BOOT_LO.memmap_block_cnt |
||
1061 | inc word[rax] |
||
1062 | |||
1063 | pop rdi rsi rdx rcx rbx rax |
||
1064 | ret |
||
1065 | |||
1066 | |||
1067 | num2dec: |
||
1068 | push rax rbx rcx rdx rsi rdi |
||
1069 | |||
1070 | xor ecx, ecx |
||
1071 | mov ebx, 10 |
||
8150 | dunkaist | 1072 | .next_digit: |
8092 | dunkaist | 1073 | xor edx, edx |
1074 | div ebx |
||
1075 | push rdx |
||
1076 | inc ecx |
||
1077 | test eax, eax |
||
1078 | jnz .next_digit |
||
1079 | |||
8150 | dunkaist | 1080 | .next_char: |
8092 | dunkaist | 1081 | pop rax |
1082 | add eax, '0' |
||
1083 | stosw |
||
1084 | loop .next_char |
||
1085 | |||
1086 | pop rdi rsi rdx rcx rbx rax |
||
1087 | ret |
||
1088 | |||
1089 | |||
1090 | num2hex: |
||
1091 | push rax rbx rcx rdx rsi rdi |
||
1092 | |||
1093 | xchg rdx, rax |
||
1094 | mov ecx, 16 |
||
8150 | dunkaist | 1095 | .next_tetra: |
8092 | dunkaist | 1096 | rol rdx, 4 |
1097 | movzx eax, dl |
||
1098 | and eax, 0x0f |
||
1099 | movzx eax, byte[hex+eax] |
||
1100 | stosw |
||
1101 | loop .next_tetra |
||
1102 | |||
1103 | pop rdi rsi rdx rcx rbx rax |
||
1104 | ret |
||
1105 | |||
1106 | hex db '0123456789ABCDEF' |
||
1107 | |||
1108 | clearbuf: |
||
1109 | push rax rbx rcx rdx rsi rdi |
||
1110 | mov eax, 0x0020 |
||
1111 | mov ecx, 79 |
||
1112 | mov rdi, msg |
||
1113 | rep stosw |
||
1114 | pop rdi rsi rdx rcx rbx rax |
||
1115 | ret |
||
1116 | |||
1117 | section '.data' data readable writeable |
||
8150 | dunkaist | 1118 | efi_handle dq 0 |
1119 | efi_table dq 0 |
||
1120 | uefi_rsptmp dq 0 |
||
8092 | dunkaist | 1121 | |
1122 | GDTR: |
||
1123 | dw 4*8-1 |
||
1124 | dq GDT |
||
1125 | GDT: |
||
1126 | dw 0, 0, 0, 0 |
||
1127 | dw 0FFFFh,0,9A00h,0CFh ; 32-bit code |
||
1128 | dw 0FFFFh,0,9200h,0CFh ; flat data |
||
1129 | dw 0FFFFh,0,9A00h,0AFh ; 64-bit code |
||
1130 | |||
1131 | |||
1132 | fb_base dq 0 |
||
1133 | |||
1134 | gopuuid db EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID |
||
1135 | gop_buffer_size dq GOP_BUFFER_SIZE |
||
1136 | gop_handle dq 0 |
||
1137 | gop_interface dq 0 |
||
1138 | gop_info_size dq 0 |
||
1139 | gop_info dq 0 |
||
1140 | |||
1141 | lipuuid db EFI_LOADED_IMAGE_PROTOCOL_GUID |
||
1142 | lip_buffer_size dq LIP_BUFFER_SIZE |
||
1143 | lip_handle dq 0 |
||
1144 | lip_interface dq 0 |
||
1145 | |||
1146 | sfspguid db EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID |
||
1147 | sfsp_interface dq 0 |
||
1148 | |||
1149 | esp_root dq ? |
||
1150 | file_handle dq ? |
||
8150 | dunkaist | 1151 | file_name du '\EFI\KOLIBRIOS\KOLIBRI.INI',0 |
1152 | kernel_name du '\EFI\KOLIBRIOS\KOLIBRI.KRN',0 |
||
1153 | ramdisk_name du '\EFI\KOLIBRIOS\KOLIBRI.IMG',0 |
||
1154 | devicesdat_name du '\EFI\KOLIBRIOS\DEVICES.DAT',0 |
||
8092 | dunkaist | 1155 | file_buffer_size dq FILE_BUFFER_SIZE-1 ; leave the last byte for \0 |
1156 | |||
1157 | config_options dq cfg_opt_name_resolution, cfg_opt_func_resolution, \ |
||
1158 | cfg_opt_cmnt_resolution, \ |
||
1159 | cfg_opt_name_acpi, cfg_opt_func_acpi, cfg_opt_cmnt_acpi, \ |
||
1160 | cfg_opt_name_debug_print, cfg_opt_func_debug_print, \ |
||
1161 | cfg_opt_cmnt_debug_print, \ |
||
1162 | cfg_opt_name_launcher_start, cfg_opt_func_launcher_start, \ |
||
1163 | cfg_opt_cmnt_launcher_start, \ |
||
1164 | cfg_opt_name_mtrr, cfg_opt_func_mtrr, cfg_opt_cmnt_mtrr, \ |
||
1165 | cfg_opt_name_ask_params, cfg_opt_func_ask_params, \ |
||
1166 | cfg_opt_cmnt_ask_params, \ |
||
1167 | cfg_opt_name_imgfrom, cfg_opt_func_imgfrom, \ |
||
1168 | cfg_opt_cmnt_imgfrom, \ |
||
1169 | cfg_opt_name_syspath, cfg_opt_func_syspath, \ |
||
1170 | cfg_opt_cmnt_syspath, \ |
||
1171 | |||
1172 | |||
8150 | dunkaist | 1173 | cfg_opt_name_resolution db "resolution",0 |
1174 | cfg_opt_name_acpi db "acpi",0 |
||
1175 | cfg_opt_name_debug_print db "debug_print",0 |
||
1176 | cfg_opt_name_launcher_start db "launcher_start",0 |
||
1177 | cfg_opt_name_mtrr db "mtrr",0 |
||
1178 | cfg_opt_name_ask_params db "ask_params",0 |
||
1179 | cfg_opt_name_imgfrom db "imgfrom",0 |
||
1180 | cfg_opt_name_syspath db "syspath",0 |
||
8092 | dunkaist | 1181 | |
8150 | dunkaist | 1182 | cfg_opt_cmnt_resolution db "# Graphic mode",0 |
1183 | cfg_opt_cmnt_acpi db "# ACPI settings",0xa, \ |
||
1184 | "# 0: don't use",0xa, \ |
||
1185 | "# 1: parse ACPI tables",0xa, \ |
||
1186 | "# 2: + call _PIC method",0xa, \ |
||
1187 | "# 3: + get APIC interrupts",0xa,0 |
||
1188 | cfg_opt_cmnt_debug_print db "# Duplicate debug output to the screen",0 |
||
8092 | dunkaist | 1189 | cfg_opt_cmnt_launcher_start db "# Start LAUNCHER app after kernel is loaded",0 |
8150 | dunkaist | 1190 | cfg_opt_cmnt_mtrr db "# Configure MTRR's",0 |
1191 | cfg_opt_cmnt_ask_params db "# Interrupt booting to ask the user for boot", \ |
||
1192 | " params",0 |
||
1193 | cfg_opt_cmnt_imgfrom db "# Where to load ramdisk image from",0 |
||
1194 | cfg_opt_cmnt_syspath db "# Path to /sys directory",0 |
||
8092 | dunkaist | 1195 | |
8150 | dunkaist | 1196 | cfg_opt_used_resolution db 0 |
1197 | cfg_opt_used_acpi db 0 |
||
1198 | cfg_opt_used_debug_print db 0 |
||
8092 | dunkaist | 1199 | cfg_opt_used_launcher_start db 0 |
8150 | dunkaist | 1200 | cfg_opt_used_mtrr db 0 |
1201 | cfg_opt_used_ask_params db 0 |
||
1202 | cfg_opt_used_imgfrom db 0 |
||
1203 | cfg_opt_used_syspath db 0 |
||
8092 | dunkaist | 1204 | |
8150 | dunkaist | 1205 | cfg_opt_value_vmode db 0 |
1206 | cfg_opt_value_acpi db 0 |
||
1207 | cfg_opt_value_debug_print db 0 |
||
8092 | dunkaist | 1208 | cfg_opt_value_launcher_start db 1 |
8150 | dunkaist | 1209 | cfg_opt_value_mtrr db 0 |
1210 | cfg_opt_value_ask_params db 0 |
||
1211 | cfg_opt_value_imgfrom db RD_LOAD_FROM_MEMORY |
||
1212 | cfg_opt_value_syspath db "/RD/1",0 |
||
1213 | rb 20 |
||
8092 | dunkaist | 1214 | |
1215 | memory_map_key dq 0 |
||
1216 | descriptor_size dq 0 |
||
1217 | descriptor_ver dq 0 |
||
1218 | memory_map_size dq MEMORY_MAP_SIZE |
||
1219 | |||
8150 | dunkaist | 1220 | msg_u4k_loaded du "uefi64kos loaded",13,10,0 |
1221 | msg_read_options du "Read options from config file",13,10,0 |
||
8206 | dunkaist | 1222 | msg_file_size du "File size:",13,10,0 |
1223 | msg_parsing_config du "Parsing config file",13,10,0 |
||
8150 | dunkaist | 1224 | msg_load_kernel du "Load kernel",13,10,0 |
1225 | msg_load_ramdisk du "Load ramdisk",13,10,0 |
||
1226 | msg_load_devicesdat du "Load DEVICES.DAT",13,10,0 |
||
1227 | msg_alloc_devicesdat du "Allocate memory for DEVICES.DAT",13,10,0 |
||
1228 | msg_locate_gop_handlers du "Locate GOP handlers",13,10,0 |
||
1229 | msg_look_for_gop_handler du "Look for GOP handler",13,10,0 |
||
1230 | msg_query_handler du "Query handler",13,10,0 |
||
1231 | msg_query_vmode du "Query vmode",13,10,0 |
||
1232 | msg_vmode_found du "Video mode found",13,10,0 |
||
1233 | msg_look_for_rsdp du "Look for RSDP",13,10,0 |
||
1234 | msg_rsdp_found du "RSDP found",13,10,0 |
||
1235 | msg_acpi_tables_done du "ACPI tables done",13,10,0 |
||
1236 | msg_ask_for_params du "Ask for params",13,10,0 |
||
1237 | msg_set_graphic_mode du "Set graphic mode",13,10,0 |
||
1238 | msg_success du "Success!",13,10,0 |
||
1239 | msg_gop_buffer_size du "GOP buffer size",13,10,0 |
||
8206 | dunkaist | 1240 | msg_opt_resolution du "Option resolution: ",0 |
1241 | msg_memmap du "Memmap",13,10,0 |
||
8150 | dunkaist | 1242 | msg_error du "Error!",13,10,0 |
8206 | dunkaist | 1243 | msg_error_efi_lip_handle du "efi_handle can't handle LIP",13,10,0 |
1244 | msg_error_lip_dev_sfsp du "LIP device handle can't handle SFSP",13,10,0 |
||
1245 | msg_error_sfsp_openvolume du "SFSP OpenVolume failed",13,10,0 |
||
8150 | dunkaist | 1246 | msg_error_no_such_vmode du "No such vmode",13,10,0 |
1247 | msg_error_out_of_handlers du "Out of handlers",13,10,0 |
||
1248 | msg_error_open_file du "Error: can't open file ",0 |
||
8206 | dunkaist | 1249 | msg_error_exit_boot_services du "Error: Exit boot services",13,10,0 |
8150 | dunkaist | 1250 | msg du 79 dup " ",13,10,0 |
8092 | dunkaist | 1251 | |
1252 | efi_fs_info_id db EFI_FILE_SYSTEM_INFO_ID |
||
1253 | efi_fs_info_size dq sizeof.EFI_FILE_SYSTEM_INFO |
||
1254 | efi_fs_info EFI_FILE_SYSTEM_INFO |
||
1255 | |||
1256 | memory_map dq ? |
||
8150 | dunkaist | 1257 | gop_buffer rq GOP_BUFFER_SIZE/8 |
8092 | dunkaist | 1258 | devicesdat_data dq 0xffffffff |
1259 | devicesdat_size dq 0x1000 |
||
8150 | dunkaist | 1260 | status dq ? |
8092 | dunkaist | 1261 | |
1262 | section '.reloc' fixups data discardable |