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Rev | Author | Line No. | Line |
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8150 | dunkaist | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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9227 | dunkaist | 3 | ;; Copyright (C) KolibriOS team 2020-2021. All rights reserved. ;; |
8150 | dunkaist | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; Version 2, or (at your option) any later version. ;; |
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6 | ;; ;; |
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9227 | dunkaist | 7 | ;; Written by Ivan Baravy ;; |
8 | ;; ;; |
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8150 | dunkaist | 9 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
10 | |||
11 | format pe64 efi |
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8092 | dunkaist | 12 | entry main |
13 | |||
14 | section '.text' code executable readable |
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15 | |||
16 | include '../../struct.inc' |
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17 | include '../../macros.inc' |
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9227 | dunkaist | 18 | include '../../kglobals.inc' |
19 | fastcall fix fstcall |
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20 | include 'proc64.inc' |
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8092 | dunkaist | 21 | include '../../const.inc' |
22 | |||
8150 | dunkaist | 23 | purge DQ |
24 | include 'uefi64.inc' |
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25 | |||
8206 | dunkaist | 26 | MEMORY_MAP_SIZE = 0x10000 |
9227 | dunkaist | 27 | PROTOCOL_HANDLERS_BUFFER_SIZE = 0x100 |
8092 | dunkaist | 28 | FILE_BUFFER_SIZE = 0x1000 |
29 | |||
8656 | dunkaist | 30 | KERNEL_TRAMPOLINE = 0x8f80 ; just before BOOT_LO |
8092 | dunkaist | 31 | KERNEL_BASE = 0x10000 |
32 | RAMDISK_BASE = 0x100000 |
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8284 | dunkaist | 33 | MAX_FILE_SIZE = 0x10000000 |
8092 | dunkaist | 34 | |
35 | CODE_32_SELECTOR = 8 |
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36 | DATA_32_SELECTOR = 16 |
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37 | CODE_64_SELECTOR = 24 |
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38 | |||
39 | ; linux/arch/x86/include/uapi/asm/e820.h |
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40 | E820_RAM = 1 |
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41 | E820_RESERVED = 2 |
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42 | E820_ACPI = 3 |
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43 | E820_NVS = 4 |
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44 | E820_UNUSABLE = 5 |
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45 | E820_PMEM = 7 |
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46 | |||
9253 | dunkaist | 47 | proc load_file _root, _name, _buffer, _size, _fatal |
48 | mov [_root], rcx |
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49 | mov [_name], rdx |
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50 | mov [_buffer], r8 |
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51 | mov [_size], r9 |
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52 | mov r10, [_root] |
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53 | mov r11, [_name] |
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9227 | dunkaist | 54 | fstcall [r10+EFI_FILE_PROTOCOL.Open], r10, file_handle, \ |
55 | r11, EFI_FILE_MODE_READ, 0 |
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8206 | dunkaist | 56 | test eax, eax |
8092 | dunkaist | 57 | jz @f |
9286 | dunkaist | 58 | mov [_size], 0 |
9253 | dunkaist | 59 | cmp [_fatal], 1 |
8092 | dunkaist | 60 | jnz .done |
9253 | dunkaist | 61 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
62 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
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8150 | dunkaist | 63 | msg_error_open_file |
9253 | dunkaist | 64 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
65 | mov rdx, [_name] |
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66 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, [_name] |
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8092 | dunkaist | 67 | jmp $ |
68 | @@: |
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9253 | dunkaist | 69 | lea rdx, [_size] |
70 | mov r8, [_buffer] |
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9227 | dunkaist | 71 | mov r10, [file_handle] |
72 | fstcall [r10+EFI_FILE_PROTOCOL.Read], [file_handle], rdx, r8 |
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73 | mov r10, [file_handle] |
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74 | fstcall [r10+EFI_FILE_PROTOCOL.Close], [file_handle] |
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8092 | dunkaist | 75 | .done: |
8206 | dunkaist | 76 | call clearbuf |
9286 | dunkaist | 77 | mov rax, [_size] |
8206 | dunkaist | 78 | mov rdi, msg |
79 | call num2dec |
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9253 | dunkaist | 80 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
81 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
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8206 | dunkaist | 82 | msg_file_size |
9253 | dunkaist | 83 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
84 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
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9286 | dunkaist | 85 | mov rax, [_size] |
9253 | dunkaist | 86 | ret |
87 | endp |
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8092 | dunkaist | 88 | |
89 | skip_whitespace: |
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90 | .next_char: |
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91 | cmp byte[rsi], 0 |
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92 | jz .done |
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93 | cmp byte[rsi], 0x20 ; ' ' |
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94 | jz .whitespace |
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95 | cmp byte[rsi], 9 ; '\t' |
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96 | jz .whitespace |
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97 | jmp .done |
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98 | .whitespace: |
||
99 | inc rsi |
||
100 | jmp .next_char |
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101 | .done: |
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102 | ret |
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103 | |||
104 | skip_until_newline: |
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105 | .next_char: |
||
106 | cmp byte[rsi], 0 |
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107 | jz .done |
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108 | cmp byte[rsi], 0xd ; '\r' |
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109 | jz .done |
||
110 | cmp byte[rsi], 0xa ; '\n' |
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111 | jz .done |
||
112 | inc rsi |
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113 | jmp .next_char |
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114 | .done: |
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115 | ret |
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116 | |||
117 | skip_newline: |
||
118 | .next_char: |
||
119 | cmp byte[rsi], 0xd ; '\r' |
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120 | jz .newline |
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121 | cmp byte[rsi], 0xa ; '\n' |
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122 | jz .newline |
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123 | jmp .done |
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124 | .newline: |
||
125 | inc rsi |
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126 | jmp .next_char |
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127 | .done: |
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128 | ret |
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129 | |||
130 | skip_line: |
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131 | call skip_until_newline |
||
132 | call skip_newline |
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133 | ret |
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134 | |||
135 | dec2bin: |
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136 | mov edx, 0 |
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137 | .next_char: |
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138 | movzx eax, byte[rsi] |
||
139 | test eax, eax |
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140 | jz .done |
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141 | sub eax, '0' |
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142 | jb .done |
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143 | cmp eax, 9 |
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144 | ja .done |
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145 | inc rsi |
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146 | imul edx, 10 |
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147 | add edx, eax |
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148 | jmp .next_char |
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149 | .done: |
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150 | mov eax, edx |
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151 | ret |
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152 | |||
153 | parse_option: |
||
154 | mov rbx, config_options-3*8 |
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155 | .try_next_option: |
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156 | add rbx, 3*8 |
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157 | mov rdi, rsi |
||
158 | mov rdx, [rbx] ; option name |
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159 | test rdx, rdx |
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160 | jz .done |
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161 | .next_char: |
||
162 | cmp byte[rdx], 0 |
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163 | jnz @f |
||
164 | cmp byte[rdi], '=' |
||
165 | jz .opt_name_ok |
||
166 | @@: |
||
167 | cmp byte[rdi], 0 |
||
168 | jz .done |
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169 | movzx eax, byte[rdi] |
||
170 | cmp [rdx], al |
||
171 | jnz .try_next_option |
||
172 | inc rdi |
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173 | inc rdx |
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174 | jmp .next_char |
||
175 | .opt_name_ok: |
||
176 | inc rdi |
||
177 | mov rsi, rdi |
||
178 | call qword[rbx+8] |
||
179 | .done: |
||
180 | ret |
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181 | |||
182 | parse_line: |
||
183 | .next_line: |
||
184 | cmp byte[rsi], 0 |
||
185 | jz .done |
||
186 | cmp byte[rsi], 0xd ; '\r' |
||
187 | jz .skip |
||
188 | cmp byte[rsi], 0xa ; '\n' |
||
189 | jz .skip |
||
190 | cmp byte[rsi], '#' |
||
191 | jz .skip |
||
192 | call parse_option |
||
193 | call skip_line |
||
194 | jmp .next_line |
||
195 | .skip: |
||
196 | call skip_line |
||
197 | jmp .next_line |
||
198 | .done: |
||
199 | ret |
||
200 | |||
201 | cfg_opt_func_resolution: |
||
202 | call dec2bin |
||
203 | xor edx, edx |
||
204 | mov [rdx+BOOT_LO.x_res], ax |
||
205 | cmp byte[rsi], 'x' |
||
206 | jz @f |
||
207 | cmp byte[rsi], '*' |
||
208 | jz @f |
||
209 | jmp .done |
||
210 | @@: |
||
211 | inc rsi |
||
212 | call dec2bin |
||
213 | xor edx, edx |
||
214 | mov [rdx+BOOT_LO.y_res], ax |
||
215 | mov [cfg_opt_used_resolution], 1 |
||
216 | .done: |
||
217 | ret |
||
218 | |||
219 | cfg_opt_func_acpi: |
||
220 | call dec2bin |
||
221 | mov [cfg_opt_used_acpi], 1 |
||
222 | mov [cfg_opt_value_acpi], al |
||
223 | ret |
||
224 | |||
225 | cfg_opt_func_debug_print: |
||
226 | call dec2bin |
||
227 | mov [cfg_opt_used_debug_print], 1 |
||
228 | mov [cfg_opt_value_debug_print], al |
||
229 | ret |
||
230 | |||
231 | cfg_opt_func_launcher_start: |
||
232 | call dec2bin |
||
233 | mov [cfg_opt_used_launcher_start], 1 |
||
234 | mov [cfg_opt_value_launcher_start], al |
||
235 | ret |
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236 | |||
237 | cfg_opt_func_mtrr: |
||
238 | call dec2bin |
||
239 | mov [cfg_opt_used_mtrr], 1 |
||
240 | mov [cfg_opt_value_mtrr], al |
||
241 | ret |
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242 | |||
243 | cfg_opt_func_ask_params: |
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244 | call dec2bin |
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245 | mov [cfg_opt_used_ask_params], 1 |
||
246 | mov [cfg_opt_value_ask_params], al |
||
247 | ret |
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248 | |||
249 | cfg_opt_func_imgfrom: |
||
250 | call dec2bin |
||
251 | mov [cfg_opt_used_imgfrom], 1 |
||
252 | mov [cfg_opt_value_imgfrom], al |
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253 | ret |
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254 | |||
255 | cfg_opt_func_syspath: |
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256 | mov rdi, cfg_opt_value_syspath |
||
257 | .next_char: |
||
258 | movzx eax, byte[rsi] |
||
259 | cmp al, 0xd ; \r |
||
260 | jz .done |
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261 | cmp al, 0xa ; \n |
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262 | jz .done |
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263 | inc rsi |
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264 | stosb |
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265 | jmp .next_char |
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266 | .done: |
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267 | mov byte[rdi], 0 |
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268 | ret |
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269 | |||
9253 | dunkaist | 270 | proc parse_config uses rbx rsi rdi, _buffer |
271 | mov rsi, rcx |
||
272 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
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273 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
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8206 | dunkaist | 274 | msg_parsing_config |
8092 | dunkaist | 275 | .next_line: |
276 | call parse_line |
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277 | cmp byte[rsi], 0 |
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278 | jnz .next_line |
||
9253 | dunkaist | 279 | ret |
280 | endp |
||
8092 | dunkaist | 281 | |
9253 | dunkaist | 282 | proc read_options_from_config |
283 | mov r10, [rbx+EFI_SYSTEM_TABLE.BootServices] |
||
284 | fstcall [r10+EFI_BOOT_SERVICES.HandleProtocol], [efi_handle], \ |
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285 | lip_guid, lip_interface |
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8206 | dunkaist | 286 | test eax, eax |
287 | jz @f |
||
9253 | dunkaist | 288 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
289 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
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8206 | dunkaist | 290 | msg_error_efi_lip_handle |
291 | jmp $ |
||
292 | @@: |
||
9253 | dunkaist | 293 | mov r11, [lip_interface] |
294 | mov r10, [rbx+EFI_SYSTEM_TABLE.BootServices] |
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295 | fstcall [r10+EFI_BOOT_SERVICES.HandleProtocol], \ |
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296 | [r11+EFI_LOADED_IMAGE_PROTOCOL.DeviceHandle], sfsp_guid, \ |
||
8092 | dunkaist | 297 | sfsp_interface |
8206 | dunkaist | 298 | test eax, eax |
299 | jz @f |
||
9286 | dunkaist | 300 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
9253 | dunkaist | 301 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
8206 | dunkaist | 302 | msg_error_lip_dev_sfsp |
303 | jmp $ |
||
304 | @@: |
||
9227 | dunkaist | 305 | mov r10, [sfsp_interface] |
306 | fstcall [r10+EFI_SIMPLE_FILE_SYSTEM_PROTOCOL.OpenVolume], \ |
||
8092 | dunkaist | 307 | [sfsp_interface], esp_root |
8206 | dunkaist | 308 | test eax, eax |
309 | jz @f |
||
9253 | dunkaist | 310 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
311 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8206 | dunkaist | 312 | msg_error_sfsp_openvolume |
313 | jmp $ |
||
314 | @@: |
||
9253 | dunkaist | 315 | fstcall load_file, [esp_root], file_name, KERNEL_BASE, \ |
316 | FILE_BUFFER_SIZE, 0 ; not fatal |
||
8092 | dunkaist | 317 | |
318 | test eax, eax |
||
319 | jz @f |
||
9253 | dunkaist | 320 | fstcall parse_config, KERNEL_BASE |
8092 | dunkaist | 321 | @@: |
322 | |||
323 | .error: |
||
324 | ret |
||
9253 | dunkaist | 325 | endp |
8092 | dunkaist | 326 | |
9253 | dunkaist | 327 | proc print_vmode uses rax rbx rcx rdx rsi rdi |
328 | mov r10, rcx |
||
8150 | dunkaist | 329 | call clearbuf |
9253 | dunkaist | 330 | mov eax, [r10+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution] |
8150 | dunkaist | 331 | mov rdi, msg |
332 | call num2dec |
||
9253 | dunkaist | 333 | mov eax, [r10+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution] |
8150 | dunkaist | 334 | mov rdi, msg+8*2 |
335 | call num2dec |
||
336 | |||
9253 | dunkaist | 337 | mov eax, [r10+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat] |
8150 | dunkaist | 338 | mov rdi, msg+16*2 |
339 | call num2dec |
||
340 | |||
9253 | dunkaist | 341 | mov eax, [r10+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine] |
8150 | dunkaist | 342 | mov rdi, msg+24*2 |
343 | call num2dec |
||
9253 | dunkaist | 344 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
345 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
8150 | dunkaist | 346 | ret |
9253 | dunkaist | 347 | endp |
8150 | dunkaist | 348 | |
9253 | dunkaist | 349 | proc find_vmode_index_by_resolution |
8092 | dunkaist | 350 | mov [cfg_opt_used_resolution], 1 |
351 | mov [cfg_opt_value_vmode], 0 |
||
8150 | dunkaist | 352 | .next_mode: |
9227 | dunkaist | 353 | movzx edx, [cfg_opt_value_vmode] |
354 | mov r10, [gop_interface] |
||
355 | fstcall [r10+EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode], [gop_interface], \ |
||
356 | rdx, gop_info_size, gop_info |
||
8092 | dunkaist | 357 | cmp rax, EFI_SUCCESS |
358 | jnz .error |
||
359 | mov rcx, [gop_info] |
||
9253 | dunkaist | 360 | fstcall print_vmode |
8092 | dunkaist | 361 | ; PixelBlueGreenRedReserved8BitPerColor |
362 | cmp [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat], 1 |
||
363 | jnz .skip_mode |
||
364 | xor edx, edx |
||
365 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution] |
||
366 | cmp ax, [rdx+BOOT_LO.x_res] |
||
367 | jnz .skip_mode |
||
368 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution] |
||
369 | cmp ax, [rdx+BOOT_LO.y_res] |
||
370 | jnz .skip_mode |
||
371 | jmp .done |
||
8150 | dunkaist | 372 | .skip_mode: |
8092 | dunkaist | 373 | inc [cfg_opt_value_vmode] |
374 | movzx eax, [cfg_opt_value_vmode] |
||
375 | mov rcx, [gop_interface] |
||
376 | mov rdx, [rcx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode] |
||
8284 | dunkaist | 377 | cmp eax, [rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.MaxMode] |
8092 | dunkaist | 378 | jnz .next_mode |
379 | mov [cfg_opt_used_resolution], 0 |
||
380 | mov [cfg_opt_value_ask_params], 1 |
||
8150 | dunkaist | 381 | |
9253 | dunkaist | 382 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
383 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 384 | msg_error_no_such_vmode |
9253 | dunkaist | 385 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
386 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8206 | dunkaist | 387 | msg_error |
8150 | dunkaist | 388 | jmp $ |
8092 | dunkaist | 389 | .error: |
390 | .done: |
||
391 | ret |
||
9253 | dunkaist | 392 | endp |
8092 | dunkaist | 393 | |
394 | ask_for_params: |
||
9253 | dunkaist | 395 | jmp $ |
8150 | dunkaist | 396 | |
9253 | dunkaist | 397 | proc detect_pci_config |
9227 | dunkaist | 398 | fstcall get_protocol_interface, pcirbiop_guid |
399 | mov [pcirbiop_interface], rax |
||
400 | mov r10, rax |
||
401 | fstcall [r10+EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL.Configuration], r10, \ |
||
402 | pcirbiop_resources |
||
403 | ; fstcall dump_pci_resources |
||
404 | fstcall get_last_pci_bus |
||
405 | call clearbuf |
||
406 | movzx eax, [pci_last_bus] |
||
407 | mov rdi, msg |
||
408 | call num2hex |
||
9253 | dunkaist | 409 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
410 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 411 | msg_pci_last_bus |
9253 | dunkaist | 412 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
413 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
9227 | dunkaist | 414 | ret |
9253 | dunkaist | 415 | endp |
9227 | dunkaist | 416 | |
417 | proc get_last_pci_bus |
||
418 | mov rsi, [pcirbiop_resources] |
||
419 | .next_resource: |
||
420 | cmp [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.Type], \ |
||
421 | EFI_RESOURCE_DESCRIPTOR_TYPE.END_TAG |
||
422 | jz .not_found |
||
423 | mov rax, [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.RangeMaximum] |
||
424 | cmp [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.ResourceType], \ |
||
425 | EFI_RESOURCE_TYPE.BUS |
||
426 | jz .found |
||
427 | movzx eax, [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.Length] |
||
428 | lea rsi, [rsi+rax+3] |
||
429 | jmp .next_resource |
||
430 | .found: |
||
431 | mov [pci_last_bus], al |
||
432 | .not_found: |
||
433 | ret |
||
434 | endp |
||
435 | |||
436 | proc main _efi_handle, _efi_table |
||
8150 | dunkaist | 437 | mov [efi_handle], rcx |
438 | mov [efi_table], rdx |
||
9253 | dunkaist | 439 | mov rbx, rdx |
8092 | dunkaist | 440 | |
9253 | dunkaist | 441 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
442 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.Reset], rcx, 1 |
||
8150 | dunkaist | 443 | test eax, eax |
9253 | dunkaist | 444 | jnz $ ; what can I do here? |
445 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
446 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 447 | msg_u4k_loaded |
8092 | dunkaist | 448 | |
9253 | dunkaist | 449 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
450 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 451 | msg_detect_pci_config |
9253 | dunkaist | 452 | fstcall detect_pci_config |
9227 | dunkaist | 453 | |
9253 | dunkaist | 454 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
455 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 456 | msg_read_options |
9253 | dunkaist | 457 | fstcall read_options_from_config |
8092 | dunkaist | 458 | |
459 | ; read kernel file |
||
9253 | dunkaist | 460 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
461 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 462 | msg_load_kernel |
9253 | dunkaist | 463 | fstcall load_file, [esp_root], kernel_name, KERNEL_BASE, \ |
464 | MAX_FILE_SIZE, 1 ; fatal |
||
8092 | dunkaist | 465 | |
466 | ; read ramdisk image |
||
9253 | dunkaist | 467 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
468 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 469 | msg_load_ramdisk |
9253 | dunkaist | 470 | fstcall load_file, [esp_root], ramdisk_name, RAMDISK_BASE, \ |
471 | MAX_FILE_SIZE, 1 ; fatal |
||
8092 | dunkaist | 472 | |
473 | ; alloc buffer for devices.dat |
||
9253 | dunkaist | 474 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
475 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 476 | msg_alloc_devicesdat |
9253 | dunkaist | 477 | mov r10, [rbx+EFI_SYSTEM_TABLE.BootServices] |
478 | fstcall [r10+EFI_BOOT_SERVICES.AllocatePages], \ |
||
8150 | dunkaist | 479 | EFI_ALLOCATE_MAX_ADDRESS, EFI_RESERVED_MEMORY_TYPE, 1, \ |
480 | devicesdat_data |
||
8092 | dunkaist | 481 | cmp eax, EFI_SUCCESS |
482 | jnz .error |
||
483 | |||
484 | ; read devices.dat |
||
9253 | dunkaist | 485 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
486 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 487 | msg_load_devicesdat |
488 | |||
9253 | dunkaist | 489 | fstcall load_file, [esp_root], devicesdat_name, [devicesdat_data], \ |
490 | [devicesdat_size], 0 ; not fatal |
||
8092 | dunkaist | 491 | mov [devicesdat_size], rax |
492 | |||
9253 | dunkaist | 493 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
494 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 495 | msg_locate_gop_interface |
8150 | dunkaist | 496 | |
9227 | dunkaist | 497 | fstcall get_protocol_interface, gop_guid |
498 | mov [gop_interface], rax |
||
8150 | dunkaist | 499 | |
9253 | dunkaist | 500 | fstcall find_rsdp |
8150 | dunkaist | 501 | |
9253 | dunkaist | 502 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
503 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 504 | msg_acpi_tables_done |
505 | |||
8092 | dunkaist | 506 | cmp [cfg_opt_used_resolution], 0 |
507 | jz .not_used_resolution |
||
9253 | dunkaist | 508 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
509 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 510 | msg_opt_resolution |
511 | call clearbuf |
||
512 | xor edx, edx |
||
513 | movzx eax, [rdx+BOOT_LO.x_res] |
||
514 | mov rdi, msg |
||
515 | call num2dec |
||
516 | xor edx, edx |
||
517 | movzx eax, [rdx+BOOT_LO.y_res] |
||
518 | mov rdi, msg+8*2 |
||
519 | call num2dec |
||
9253 | dunkaist | 520 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
521 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
522 | fstcall find_vmode_index_by_resolution |
||
8092 | dunkaist | 523 | .not_used_resolution: |
524 | cmp [cfg_opt_used_debug_print], 0 |
||
525 | jz .not_used_debug_print |
||
526 | movzx eax, [cfg_opt_value_debug_print] |
||
527 | xor edx, edx |
||
528 | mov [rdx+BOOT_LO.debug_print], al |
||
529 | .not_used_debug_print: |
||
530 | |||
531 | cmp [cfg_opt_value_ask_params], 0 |
||
532 | jz @f |
||
533 | call ask_for_params |
||
534 | @@: |
||
535 | |||
9227 | dunkaist | 536 | movzx edx, [cfg_opt_value_vmode] |
537 | mov r10, [gop_interface] |
||
538 | fstcall [r10+EFI_GRAPHICS_OUTPUT_PROTOCOL.SetMode], [gop_interface], rdx |
||
8150 | dunkaist | 539 | test eax, eax |
540 | jz @f |
||
541 | call clearbuf |
||
542 | mov rdi, msg |
||
543 | call num2hex |
||
9253 | dunkaist | 544 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
545 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
546 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
547 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8206 | dunkaist | 548 | msg_error |
8150 | dunkaist | 549 | jmp $ |
550 | @@: |
||
8092 | dunkaist | 551 | |
552 | mov rcx, [gop_interface] |
||
553 | mov rdx, [rcx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode] |
||
554 | mov rdi, [rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.FrameBufferBase] |
||
555 | mov [fb_base], rdi |
||
556 | |||
9253 | dunkaist | 557 | mov edx, [rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.Mode] |
558 | mov r10, [gop_interface] |
||
559 | fstcall [r10+EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode], [gop_interface], \ |
||
560 | rdx, gop_info_size, gop_info |
||
8206 | dunkaist | 561 | test eax, eax |
562 | jz @f |
||
563 | jmp .error |
||
564 | @@: |
||
8092 | dunkaist | 565 | mov rcx, [gop_info] |
566 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution] |
||
567 | xor rdx, rdx |
||
568 | mov [rdx+BOOT_LO.x_res], ax |
||
569 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution] |
||
570 | mov [rdx+BOOT_LO.y_res], ax |
||
571 | mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine] |
||
572 | shl eax, 2 |
||
573 | mov [rdx+BOOT_LO.pitch], ax |
||
574 | |||
9227 | dunkaist | 575 | mov [rdx+BOOT_LO.pci_data.access_mechanism], 1 |
576 | movzx eax, [pci_last_bus] |
||
577 | mov [rdx+BOOT_LO.pci_data.last_bus], al |
||
578 | mov [rdx+BOOT_LO.pci_data.version], 0x0300 ; PCI 3.0 |
||
579 | mov [rdx+BOOT_LO.pci_data.pm_entry], 0 |
||
8092 | dunkaist | 580 | |
581 | ; kernel |
||
9227 | dunkaist | 582 | ; fstcall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \ |
8092 | dunkaist | 583 | ; 450000/0x1000, EFI_ALLOCATE_ADDRESS |
584 | |||
585 | ; ramdisk |
||
9227 | dunkaist | 586 | ; fstcall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \ |
8092 | dunkaist | 587 | ; 2880*512/0x1000, EFI_ALLOCATE_ADDRESS |
588 | |||
9253 | dunkaist | 589 | fstcall calc_memmap |
9227 | dunkaist | 590 | ; fstcall dump_memmap |
8206 | dunkaist | 591 | |
9253 | dunkaist | 592 | mov r10, [rbx+EFI_SYSTEM_TABLE.BootServices] |
593 | fstcall [r10+EFI_BOOT_SERVICES.ExitBootServices], [efi_handle], \ |
||
8150 | dunkaist | 594 | [memory_map_key] |
9253 | dunkaist | 595 | fstcall halt_on_error |
8092 | dunkaist | 596 | |
597 | cli |
||
598 | |||
599 | xor edx, edx |
||
600 | xor esi, esi |
||
9253 | dunkaist | 601 | mov [rsi+BOOT_LO.bpp], 32 |
602 | mov [rsi+BOOT_LO.vesa_mode], dx |
||
603 | mov [rsi+BOOT_LO.bank_switch], edx |
||
8092 | dunkaist | 604 | mov rdi, [fb_base] |
9253 | dunkaist | 605 | mov [rsi+BOOT_LO.lfb], edi |
8092 | dunkaist | 606 | |
607 | movzx eax, [cfg_opt_value_mtrr] |
||
9253 | dunkaist | 608 | mov [rsi+BOOT_LO.mtrr], al |
8092 | dunkaist | 609 | |
610 | movzx eax, [cfg_opt_value_launcher_start] |
||
9253 | dunkaist | 611 | mov [rsi+BOOT_LO.launcher_start], al |
8092 | dunkaist | 612 | |
613 | movzx eax, [cfg_opt_value_debug_print] |
||
9253 | dunkaist | 614 | mov [rsi+BOOT_LO.debug_print], al |
8092 | dunkaist | 615 | |
9253 | dunkaist | 616 | mov [rsi+BOOT_LO.dma], dl |
617 | mov [rsi+BOOT_LO.apm_entry], edx |
||
618 | mov [rsi+BOOT_LO.apm_version], dx |
||
619 | mov [rsi+BOOT_LO.apm_flags], dx |
||
620 | mov [rsi+BOOT_LO.apm_code_32], dx |
||
621 | mov [rsi+BOOT_LO.apm_code_16], dx |
||
622 | mov [rsi+BOOT_LO.apm_data_16], dx |
||
623 | mov [rsi+BOOT_LO.bios_hd_cnt], dl |
||
8092 | dunkaist | 624 | |
625 | movzx eax, [cfg_opt_value_imgfrom] |
||
9253 | dunkaist | 626 | mov [rsi+BOOT_LO.rd_load_from], al |
8092 | dunkaist | 627 | |
628 | mov eax, dword[devicesdat_size] |
||
629 | mov [rdx+BOOT_LO.devicesdat_size], eax |
||
630 | mov eax, dword[devicesdat_data] |
||
631 | mov [rdx+BOOT_LO.devicesdat_data], eax |
||
632 | |||
633 | mov rsi, cfg_opt_value_syspath |
||
634 | mov rdi, BOOT_LO.syspath |
||
635 | mov ecx, 0x17 |
||
636 | rep movsb |
||
637 | |||
8656 | dunkaist | 638 | ; kernel trampoline |
639 | mov rsi, kernel_trampoline |
||
640 | mov rdi, KERNEL_TRAMPOLINE |
||
641 | mov ecx, kernel_trampoline.size |
||
642 | rep movsb |
||
8092 | dunkaist | 643 | |
8656 | dunkaist | 644 | mov rax, GDTR |
645 | lgdt [cs:rax] |
||
646 | |||
8092 | dunkaist | 647 | mov ax, DATA_32_SELECTOR |
648 | mov ds, ax |
||
649 | mov es, ax |
||
650 | mov fs, ax |
||
651 | mov gs, ax |
||
652 | mov ss, ax |
||
653 | |||
654 | push CODE_32_SELECTOR |
||
8656 | dunkaist | 655 | mov rax, KERNEL_TRAMPOLINE |
8092 | dunkaist | 656 | push rax |
657 | retf |
||
658 | |||
8150 | dunkaist | 659 | .error: |
9253 | dunkaist | 660 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
661 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8150 | dunkaist | 662 | msg_error |
663 | jmp $ |
||
9227 | dunkaist | 664 | endp |
8092 | dunkaist | 665 | |
9253 | dunkaist | 666 | proc halt_on_error |
8206 | dunkaist | 667 | test eax, eax |
668 | jz @f |
||
669 | call clearbuf |
||
670 | mov rdi, msg |
||
671 | call num2hex |
||
9253 | dunkaist | 672 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
673 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8206 | dunkaist | 674 | msg_error |
9253 | dunkaist | 675 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
676 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
8206 | dunkaist | 677 | jmp $ |
678 | @@: |
||
679 | ret |
||
9253 | dunkaist | 680 | endp |
8206 | dunkaist | 681 | |
9253 | dunkaist | 682 | proc get_protocol_interface uses rsi rdi, _guid |
683 | locals |
||
684 | .status dq ? |
||
685 | endl |
||
9227 | dunkaist | 686 | mov [_guid], rcx |
687 | mov [prot_handlers_buffer_size], PROTOCOL_HANDLERS_BUFFER_SIZE |
||
9253 | dunkaist | 688 | mov r10, [rbx+EFI_SYSTEM_TABLE.BootServices] |
689 | fstcall [r10+EFI_BOOT_SERVICES.LocateHandle], \ |
||
9227 | dunkaist | 690 | EFI_LOCATE_SEARCH_TYPE.ByProtocol, [_guid], 0, \ |
691 | prot_handlers_buffer_size, prot_handlers_buffer |
||
9253 | dunkaist | 692 | mov [.status], rax |
9227 | dunkaist | 693 | |
9253 | dunkaist | 694 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
695 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 696 | msg_protocol_buffer_size |
697 | call clearbuf |
||
698 | mov rax, [prot_handlers_buffer_size] |
||
699 | mov rdi, msg |
||
700 | call num2hex |
||
9253 | dunkaist | 701 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
702 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
9227 | dunkaist | 703 | |
9253 | dunkaist | 704 | mov rax, [.status] |
9227 | dunkaist | 705 | test eax, eax |
706 | jz @f |
||
707 | call clearbuf |
||
708 | mov rdi, msg |
||
709 | call num2hex |
||
9253 | dunkaist | 710 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
711 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 712 | msg_error |
9253 | dunkaist | 713 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
714 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
9227 | dunkaist | 715 | jmp $ |
716 | @@: |
||
717 | |||
9253 | dunkaist | 718 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
719 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 720 | msg_look_for_handler |
721 | |||
9253 | dunkaist | 722 | mov rsi, prot_handlers_buffer |
9227 | dunkaist | 723 | .try_next_handle: |
9253 | dunkaist | 724 | mov rax, rsi |
9227 | dunkaist | 725 | mov rcx, prot_handlers_buffer |
726 | sub rax, rcx |
||
727 | cmp rax, [prot_handlers_buffer_size] |
||
728 | jb @f |
||
9253 | dunkaist | 729 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
730 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 731 | msg_error_out_of_handlers |
9253 | dunkaist | 732 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
733 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 734 | msg_error |
735 | jmp $ |
||
736 | @@: |
||
9253 | dunkaist | 737 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
738 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 739 | msg_query_handler |
740 | |||
9253 | dunkaist | 741 | mov r10, [rbx+EFI_SYSTEM_TABLE.BootServices] |
742 | fstcall [r10+EFI_BOOT_SERVICES.HandleProtocol], qword[rsi], [_guid], \ |
||
9227 | dunkaist | 743 | prot_interface |
744 | ;mov rax, 0x8000_0000_0000_0003 |
||
745 | test eax, eax |
||
746 | jz @f |
||
747 | call clearbuf |
||
748 | mov rdi, msg |
||
749 | call num2hex |
||
9253 | dunkaist | 750 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
751 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
9227 | dunkaist | 752 | |
9253 | dunkaist | 753 | add rsi, 8 |
9227 | dunkaist | 754 | jmp .try_next_handle |
755 | @@: |
||
756 | mov rax, [prot_interface] |
||
757 | ret |
||
758 | endp |
||
759 | |||
760 | |||
9253 | dunkaist | 761 | proc find_rsdp uses rsi rdi |
762 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
||
763 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8206 | dunkaist | 764 | msg_look_for_rsdp |
765 | |||
766 | mov rdi, [rbx+EFI_SYSTEM_TABLE.ConfigurationTable] |
||
767 | mov rcx, [rbx+EFI_SYSTEM_TABLE.NumberOfTableEntries] |
||
768 | mov rax, 0x11d3e4f18868e871 |
||
769 | mov rdx, 0x81883cc7800022bc |
||
770 | .next_table: |
||
771 | dec ecx |
||
772 | js .all_tables_done |
||
773 | cmp [rdi+0], rax |
||
774 | jnz .not_acpi20 |
||
775 | cmp [rdi+8], rdx |
||
776 | jnz .not_acpi20 |
||
777 | mov rax, [rdi+16] |
||
778 | mov rdx, BOOT_LO.acpi_rsdp |
||
779 | mov [rdx], eax |
||
780 | jmp .all_tables_done |
||
781 | .not_acpi20: |
||
782 | add rdi, 24 |
||
783 | jmp .next_table |
||
784 | .all_tables_done: |
||
785 | ret |
||
9253 | dunkaist | 786 | endp |
8206 | dunkaist | 787 | |
9253 | dunkaist | 788 | proc dump_pci_resources uses rsi rdi |
9227 | dunkaist | 789 | xor eax, eax |
790 | mov rsi, [pcirbiop_resources] |
||
9253 | dunkaist | 791 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
792 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
9227 | dunkaist | 793 | msg_dump_pci_resources |
794 | .next_resource: |
||
795 | call clearbuf |
||
796 | movzx eax, [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.Type] |
||
797 | cmp eax, EFI_RESOURCE_DESCRIPTOR_TYPE.END_TAG |
||
798 | jz .done |
||
799 | mov rdi, msg |
||
800 | call num2hex |
||
9253 | dunkaist | 801 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
802 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
9227 | dunkaist | 803 | call clearbuf |
804 | movzx eax, [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.ResourceType] |
||
805 | mov rdi, msg |
||
806 | call num2dec |
||
807 | mov rax, [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.RangeMinimum] |
||
808 | mov rdi, msg+2*2 |
||
809 | call num2hex |
||
810 | mov rax, [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.RangeMaximum] |
||
811 | mov rdi, msg+19*2 |
||
812 | call num2hex |
||
813 | mov rax, [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.TranslationOffset] |
||
814 | mov rdi, msg+36*2 |
||
815 | call num2hex |
||
816 | mov rax, [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.AddressLength] |
||
817 | mov rdi, msg+53*2 |
||
818 | call num2hex |
||
9253 | dunkaist | 819 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
820 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
9227 | dunkaist | 821 | movzx eax, [rsi+EFI_QWORD_ADDRESS_SPACE_DESCRIPTOR.Length] |
822 | add eax, 3 |
||
823 | add rsi, rax |
||
824 | jmp .next_resource |
||
825 | .done: |
||
826 | ret |
||
827 | endp |
||
828 | |||
9253 | dunkaist | 829 | proc calc_memmap uses rsi rdi |
830 | mov r10, [rbx+EFI_SYSTEM_TABLE.BootServices] |
||
831 | fstcall [r10+EFI_BOOT_SERVICES.AllocatePages], EFI_ALLOCATE_ANY_PAGES, \ |
||
8206 | dunkaist | 832 | EFI_RESERVED_MEMORY_TYPE, MEMORY_MAP_SIZE/0x1000, memory_map |
833 | call halt_on_error |
||
834 | |||
9253 | dunkaist | 835 | mov r10, [rbx+EFI_SYSTEM_TABLE.BootServices] |
836 | fstcall [r10+EFI_BOOT_SERVICES.GetMemoryMap], memory_map_size, \ |
||
8206 | dunkaist | 837 | [memory_map], memory_map_key, descriptor_size, descriptor_ver |
838 | call halt_on_error |
||
839 | |||
840 | mov rdi, BOOT_LO.memmap_blocks |
||
8220 | dunkaist | 841 | mov dword[rdi-4], 0 ; memmap_block_cnt |
8206 | dunkaist | 842 | mov rsi, [memory_map] |
9253 | dunkaist | 843 | mov r10, rsi |
844 | add r10, [memory_map_size] |
||
8206 | dunkaist | 845 | .next_descr: |
9253 | dunkaist | 846 | fstcall add_uefi_memmap |
8206 | dunkaist | 847 | add rsi, [descriptor_size] |
9253 | dunkaist | 848 | cmp rsi, r10 |
8220 | dunkaist | 849 | jb .next_descr |
8206 | dunkaist | 850 | ret |
9253 | dunkaist | 851 | endp |
8206 | dunkaist | 852 | |
9253 | dunkaist | 853 | proc dump_memmap uses rsi rdi |
8206 | dunkaist | 854 | xor eax, eax |
855 | mov rsi, BOOT_LO.memmap_blocks |
||
9253 | dunkaist | 856 | mov r12, [rax+BOOT_LO.memmap_block_cnt] |
8206 | dunkaist | 857 | |
858 | call clearbuf |
||
859 | mov eax, ebx |
||
860 | mov rdi, msg |
||
861 | call num2dec |
||
9253 | dunkaist | 862 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
863 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, \ |
||
8206 | dunkaist | 864 | msg_memmap |
9253 | dunkaist | 865 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
866 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
8206 | dunkaist | 867 | call clearbuf |
868 | .next_mapping: |
||
9253 | dunkaist | 869 | dec r12d |
8206 | dunkaist | 870 | js .done |
871 | mov rax, rsi |
||
872 | mov rcx, BOOT_LO.memmap_blocks |
||
873 | sub rax, rcx |
||
874 | mov ecx, sizeof.e820entry |
||
875 | xor edx, edx |
||
876 | div ecx |
||
877 | mov rdi, msg |
||
878 | call num2dec |
||
879 | mov rax, [rsi+e820entry.addr] |
||
880 | mov rdi, msg+4*2 |
||
881 | call num2hex |
||
882 | mov rax, [rsi+e820entry.size] |
||
883 | mov rdi, msg+24*2 |
||
884 | call num2hex |
||
9253 | dunkaist | 885 | mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut] |
886 | fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg |
||
8206 | dunkaist | 887 | add rsi, sizeof.e820entry |
888 | jmp .next_mapping |
||
889 | .done: |
||
890 | ret |
||
9227 | dunkaist | 891 | endp |
8206 | dunkaist | 892 | |
8092 | dunkaist | 893 | ; linux/arch/x86/platform/efi/efi.c |
894 | ; do_add_efi_memmap |
||
9253 | dunkaist | 895 | proc add_uefi_memmap |
8220 | dunkaist | 896 | xor eax, eax |
897 | cmp [rax+BOOT_LO.memmap_block_cnt], MAX_MEMMAP_BLOCKS |
||
898 | jz .done |
||
8092 | dunkaist | 899 | |
8220 | dunkaist | 900 | mov rax, [rsi+EFI_MEMORY_DESCRIPTOR.PhysicalStart] |
901 | mov [rdi+e820entry.addr], rax |
||
8092 | dunkaist | 902 | |
8220 | dunkaist | 903 | mov rax, [rsi+EFI_MEMORY_DESCRIPTOR.NumberOfPages] |
8092 | dunkaist | 904 | shl rax, 12 |
905 | mov [rdi+e820entry.size], rax |
||
906 | |||
8220 | dunkaist | 907 | mov ecx, [rsi+EFI_MEMORY_DESCRIPTOR.Type] |
908 | cmp ecx, EFI_LOADER_CODE |
||
909 | jz .mem_ram_if_wb |
||
910 | cmp ecx, EFI_LOADER_DATA |
||
911 | jz .mem_ram_if_wb |
||
912 | cmp ecx, EFI_BOOT_SERVICES_CODE |
||
913 | jz .mem_ram_if_wb |
||
914 | cmp ecx, EFI_BOOT_SERVICES_DATA |
||
915 | jz .mem_ram_if_wb |
||
916 | cmp ecx, EFI_CONVENTIONAL_MEMORY |
||
917 | jz .mem_ram_if_wb |
||
918 | cmp ecx, EFI_ACPI_RECLAIM_MEMORY |
||
8092 | dunkaist | 919 | mov eax, E820_ACPI |
8220 | dunkaist | 920 | jz .type_done |
921 | cmp ecx, EFI_ACPI_MEMORY_NVS |
||
8092 | dunkaist | 922 | mov eax, E820_NVS |
8220 | dunkaist | 923 | jz .type_done |
924 | cmp ecx, EFI_UNUSABLE_MEMORY |
||
8092 | dunkaist | 925 | mov eax, E820_UNUSABLE |
8220 | dunkaist | 926 | jz .type_done |
927 | cmp ecx, EFI_PERSISTENT_MEMORY |
||
8092 | dunkaist | 928 | mov eax, E820_PMEM |
8220 | dunkaist | 929 | jz .type_done |
930 | jmp .reserved |
||
931 | .mem_ram_if_wb: |
||
932 | test [rsi+EFI_MEMORY_DESCRIPTOR.Attribute], dword EFI_MEMORY_WB |
||
933 | mov eax, E820_RAM |
||
934 | jnz .type_done |
||
935 | .reserved: |
||
8092 | dunkaist | 936 | mov eax, E820_RESERVED |
8220 | dunkaist | 937 | .type_done: |
938 | mov [rdi+e820entry.type], eax |
||
939 | cmp eax, E820_RAM |
||
940 | jnz @f |
||
941 | xor eax, eax |
||
942 | inc [rax+BOOT_LO.memmap_block_cnt] |
||
943 | add rdi, sizeof.e820entry |
||
944 | @@: |
||
8150 | dunkaist | 945 | .done: |
8092 | dunkaist | 946 | ret |
9253 | dunkaist | 947 | endp |
8092 | dunkaist | 948 | |
949 | num2dec: |
||
9253 | dunkaist | 950 | push rbx rcx rdx rdi |
8092 | dunkaist | 951 | |
952 | xor ecx, ecx |
||
953 | mov ebx, 10 |
||
8150 | dunkaist | 954 | .next_digit: |
8092 | dunkaist | 955 | xor edx, edx |
956 | div ebx |
||
957 | push rdx |
||
958 | inc ecx |
||
959 | test eax, eax |
||
960 | jnz .next_digit |
||
961 | |||
8150 | dunkaist | 962 | .next_char: |
8092 | dunkaist | 963 | pop rax |
964 | add eax, '0' |
||
965 | stosw |
||
966 | loop .next_char |
||
967 | |||
9253 | dunkaist | 968 | pop rdi rdx rcx rbx |
8092 | dunkaist | 969 | ret |
970 | |||
971 | |||
972 | num2hex: |
||
9253 | dunkaist | 973 | push rbx rcx rdx rdi |
8092 | dunkaist | 974 | |
975 | xchg rdx, rax |
||
976 | mov ecx, 16 |
||
8150 | dunkaist | 977 | .next_tetra: |
8092 | dunkaist | 978 | rol rdx, 4 |
979 | movzx eax, dl |
||
980 | and eax, 0x0f |
||
9253 | dunkaist | 981 | movzx eax, byte[hex_abc+eax] |
8092 | dunkaist | 982 | stosw |
983 | loop .next_tetra |
||
984 | |||
9253 | dunkaist | 985 | pop rdi rdx rcx rbx |
8092 | dunkaist | 986 | ret |
987 | |||
988 | clearbuf: |
||
9253 | dunkaist | 989 | push rcx rdi |
990 | mov eax, ' ' |
||
8092 | dunkaist | 991 | mov ecx, 79 |
992 | mov rdi, msg |
||
993 | rep stosw |
||
9253 | dunkaist | 994 | pop rdi rcx |
8092 | dunkaist | 995 | ret |
996 | |||
8656 | dunkaist | 997 | use32 |
998 | kernel_trampoline: |
||
999 | org KERNEL_TRAMPOLINE |
||
1000 | mov eax, cr0 |
||
1001 | and eax, not CR0_PG |
||
1002 | mov cr0, eax |
||
1003 | |||
1004 | mov ecx, MSR_AMD_EFER |
||
1005 | rdmsr |
||
1006 | btr eax, 8 ; LME |
||
1007 | wrmsr |
||
1008 | |||
1009 | mov eax, cr4 |
||
1010 | and eax, not CR4_PAE |
||
1011 | mov cr4, eax |
||
1012 | |||
1013 | push KERNEL_BASE |
||
1014 | retn |
||
1015 | |||
8284 | dunkaist | 1016 | align 16 |
8092 | dunkaist | 1017 | GDTR: |
1018 | dw 4*8-1 |
||
1019 | dq GDT |
||
8284 | dunkaist | 1020 | align 16 |
8092 | dunkaist | 1021 | GDT: |
1022 | dw 0, 0, 0, 0 |
||
1023 | dw 0FFFFh,0,9A00h,0CFh ; 32-bit code |
||
1024 | dw 0FFFFh,0,9200h,0CFh ; flat data |
||
1025 | dw 0FFFFh,0,9A00h,0AFh ; 64-bit code |
||
8656 | dunkaist | 1026 | assert $ < BOOT_LO |
1027 | kernel_trampoline.size = $ - KERNEL_TRAMPOLINE |
||
8092 | dunkaist | 1028 | |
8656 | dunkaist | 1029 | section '.rodata' data readable |
9227 | dunkaist | 1030 | gop_guid db EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID |
1031 | lip_guid db EFI_LOADED_IMAGE_PROTOCOL_GUID |
||
1032 | sfsp_guid db EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID |
||
1033 | pcirbiop_guid db EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_GUID |
||
8092 | dunkaist | 1034 | |
8150 | dunkaist | 1035 | file_name du '\EFI\KOLIBRIOS\KOLIBRI.INI',0 |
1036 | kernel_name du '\EFI\KOLIBRIOS\KOLIBRI.KRN',0 |
||
1037 | ramdisk_name du '\EFI\KOLIBRIOS\KOLIBRI.IMG',0 |
||
1038 | devicesdat_name du '\EFI\KOLIBRIOS\DEVICES.DAT',0 |
||
8092 | dunkaist | 1039 | |
1040 | config_options dq cfg_opt_name_resolution, cfg_opt_func_resolution, \ |
||
1041 | cfg_opt_cmnt_resolution, \ |
||
1042 | cfg_opt_name_acpi, cfg_opt_func_acpi, cfg_opt_cmnt_acpi, \ |
||
1043 | cfg_opt_name_debug_print, cfg_opt_func_debug_print, \ |
||
1044 | cfg_opt_cmnt_debug_print, \ |
||
1045 | cfg_opt_name_launcher_start, cfg_opt_func_launcher_start, \ |
||
1046 | cfg_opt_cmnt_launcher_start, \ |
||
1047 | cfg_opt_name_mtrr, cfg_opt_func_mtrr, cfg_opt_cmnt_mtrr, \ |
||
1048 | cfg_opt_name_ask_params, cfg_opt_func_ask_params, \ |
||
1049 | cfg_opt_cmnt_ask_params, \ |
||
1050 | cfg_opt_name_imgfrom, cfg_opt_func_imgfrom, \ |
||
1051 | cfg_opt_cmnt_imgfrom, \ |
||
1052 | cfg_opt_name_syspath, cfg_opt_func_syspath, \ |
||
1053 | cfg_opt_cmnt_syspath, \ |
||
1054 | |||
1055 | |||
8150 | dunkaist | 1056 | cfg_opt_name_resolution db "resolution",0 |
1057 | cfg_opt_name_acpi db "acpi",0 |
||
1058 | cfg_opt_name_debug_print db "debug_print",0 |
||
1059 | cfg_opt_name_launcher_start db "launcher_start",0 |
||
1060 | cfg_opt_name_mtrr db "mtrr",0 |
||
1061 | cfg_opt_name_ask_params db "ask_params",0 |
||
1062 | cfg_opt_name_imgfrom db "imgfrom",0 |
||
1063 | cfg_opt_name_syspath db "syspath",0 |
||
8092 | dunkaist | 1064 | |
8150 | dunkaist | 1065 | cfg_opt_cmnt_resolution db "# Graphic mode",0 |
1066 | cfg_opt_cmnt_acpi db "# ACPI settings",0xa, \ |
||
1067 | "# 0: don't use",0xa, \ |
||
1068 | "# 1: parse ACPI tables",0xa, \ |
||
1069 | "# 2: + call _PIC method",0xa, \ |
||
1070 | "# 3: + get APIC interrupts",0xa,0 |
||
1071 | cfg_opt_cmnt_debug_print db "# Duplicate debug output to the screen",0 |
||
8092 | dunkaist | 1072 | cfg_opt_cmnt_launcher_start db "# Start LAUNCHER app after kernel is loaded",0 |
8150 | dunkaist | 1073 | cfg_opt_cmnt_mtrr db "# Configure MTRR's",0 |
1074 | cfg_opt_cmnt_ask_params db "# Interrupt booting to ask the user for boot", \ |
||
1075 | " params",0 |
||
1076 | cfg_opt_cmnt_imgfrom db "# Where to load ramdisk image from",0 |
||
1077 | cfg_opt_cmnt_syspath db "# Path to /sys directory",0 |
||
8092 | dunkaist | 1078 | |
8150 | dunkaist | 1079 | msg_u4k_loaded du "uefi64kos loaded",13,10,0 |
9227 | dunkaist | 1080 | msg_detect_pci_config du "Detect PCI configuration",13,10,0 |
1081 | msg_dump_pci_resources du "Dump PCI resources",13,10,0 |
||
1082 | msg_pci_last_bus du "Last PCI bus",13,10,0 |
||
8150 | dunkaist | 1083 | msg_read_options du "Read options from config file",13,10,0 |
8206 | dunkaist | 1084 | msg_file_size du "File size:",13,10,0 |
1085 | msg_parsing_config du "Parsing config file",13,10,0 |
||
8150 | dunkaist | 1086 | msg_load_kernel du "Load kernel",13,10,0 |
1087 | msg_load_ramdisk du "Load ramdisk",13,10,0 |
||
1088 | msg_load_devicesdat du "Load DEVICES.DAT",13,10,0 |
||
1089 | msg_alloc_devicesdat du "Allocate memory for DEVICES.DAT",13,10,0 |
||
9227 | dunkaist | 1090 | msg_locate_gop_interface du "Locate GOP interface",13,10,0 |
1091 | msg_look_for_handler du "Look for protocol handler",13,10,0 |
||
8150 | dunkaist | 1092 | msg_query_handler du "Query handler",13,10,0 |
1093 | msg_query_vmode du "Query vmode",13,10,0 |
||
1094 | msg_vmode_found du "Video mode found",13,10,0 |
||
1095 | msg_look_for_rsdp du "Look for RSDP",13,10,0 |
||
1096 | msg_rsdp_found du "RSDP found",13,10,0 |
||
1097 | msg_acpi_tables_done du "ACPI tables done",13,10,0 |
||
1098 | msg_ask_for_params du "Ask for params",13,10,0 |
||
1099 | msg_set_graphic_mode du "Set graphic mode",13,10,0 |
||
1100 | msg_success du "Success!",13,10,0 |
||
9227 | dunkaist | 1101 | msg_protocol_buffer_size du "Protocol buffer size",13,10,0 |
8206 | dunkaist | 1102 | msg_opt_resolution du "Option resolution: ",0 |
1103 | msg_memmap du "Memmap",13,10,0 |
||
8150 | dunkaist | 1104 | msg_error du "Error!",13,10,0 |
8206 | dunkaist | 1105 | msg_error_efi_lip_handle du "efi_handle can't handle LIP",13,10,0 |
1106 | msg_error_lip_dev_sfsp du "LIP device handle can't handle SFSP",13,10,0 |
||
1107 | msg_error_sfsp_openvolume du "SFSP OpenVolume failed",13,10,0 |
||
8150 | dunkaist | 1108 | msg_error_no_such_vmode du "No such vmode",13,10,0 |
1109 | msg_error_out_of_handlers du "Out of handlers",13,10,0 |
||
1110 | msg_error_open_file du "Error: can't open file ",0 |
||
8206 | dunkaist | 1111 | msg_error_exit_boot_services du "Error: Exit boot services",13,10,0 |
8150 | dunkaist | 1112 | msg du 79 dup " ",13,10,0 |
9253 | dunkaist | 1113 | msg_debug du "Debug ",13,10,0 |
8092 | dunkaist | 1114 | |
8284 | dunkaist | 1115 | section '.data' data readable writeable |
1116 | efi_handle dq 0 |
||
1117 | efi_table dq 0 |
||
1118 | |||
1119 | fb_base dq 0 |
||
1120 | |||
1121 | gop_interface dq 0 |
||
1122 | gop_info_size dq 0 |
||
1123 | gop_info dq 0 |
||
1124 | |||
1125 | lip_interface dq 0 |
||
1126 | |||
1127 | sfsp_interface dq 0 |
||
1128 | |||
9227 | dunkaist | 1129 | pci_last_bus db 254 |
1130 | |||
8284 | dunkaist | 1131 | cfg_opt_used_resolution db 0 |
1132 | cfg_opt_used_acpi db 0 |
||
1133 | cfg_opt_used_debug_print db 0 |
||
1134 | cfg_opt_used_launcher_start db 0 |
||
1135 | cfg_opt_used_mtrr db 0 |
||
1136 | cfg_opt_used_ask_params db 0 |
||
1137 | cfg_opt_used_imgfrom db 0 |
||
1138 | cfg_opt_used_syspath db 0 |
||
1139 | |||
1140 | cfg_opt_value_vmode db 0 |
||
1141 | cfg_opt_value_acpi db 0 |
||
1142 | cfg_opt_value_debug_print db 0 |
||
1143 | cfg_opt_value_launcher_start db 1 |
||
1144 | cfg_opt_value_mtrr db 0 |
||
1145 | cfg_opt_value_ask_params db 0 |
||
1146 | cfg_opt_value_imgfrom db RD_LOAD_FROM_MEMORY |
||
1147 | cfg_opt_value_syspath db "/RD/1",0 |
||
1148 | rb 20 |
||
1149 | |||
1150 | memory_map_key dq 0 |
||
1151 | descriptor_size dq 0 |
||
1152 | descriptor_ver dq 0 |
||
1153 | memory_map_size dq MEMORY_MAP_SIZE |
||
1154 | |||
8092 | dunkaist | 1155 | efi_fs_info_id db EFI_FILE_SYSTEM_INFO_ID |
1156 | efi_fs_info_size dq sizeof.EFI_FILE_SYSTEM_INFO |
||
9253 | dunkaist | 1157 | |
1158 | devicesdat_data dq 0xffffffff |
||
1159 | devicesdat_size dq 0x1000 |
||
1160 | |||
1161 | hex_abc db '0123456789ABCDEF' |
||
1162 | |||
1163 | section '.bss' data readable writeable discardable |
||
1164 | prot_handlers_buffer_size dq ? |
||
1165 | prot_interface dq ? |
||
1166 | esp_root dq ? |
||
1167 | file_handle dq ? |
||
1168 | pcirbiop_interface dq ? |
||
1169 | pcirbiop_resources dq ? |
||
8092 | dunkaist | 1170 | efi_fs_info EFI_FILE_SYSTEM_INFO |
1171 | memory_map dq ? |
||
9227 | dunkaist | 1172 | prot_handlers_buffer rq PROTOCOL_HANDLERS_BUFFER_SIZE/8 |
1173 | pcirbio_buffer rq PROTOCOL_HANDLERS_BUFFER_SIZE/8 |
||
8092 | dunkaist | 1174 | |
1175 | section '.reloc' fixups data discardable> |