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f3eb2131 | 1 | #------------------------------------------------------------------------------\r |
2 | #*\r | |
b1f700a8 HT |
3 | #* Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>\r |
4 | #* This program and the accompanying materials \r | |
f3eb2131 | 5 | #* are licensed and made available under the terms and conditions of the BSD License \r |
6 | #* which accompanies this distribution. The full text of the license may be found at \r | |
7 | #* http://opensource.org/licenses/bsd-license.php \r | |
8 | #* \r | |
9 | #* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | #* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | #* \r | |
12 | #* efi64.asm\r | |
13 | #* \r | |
14 | #* Abstract:\r | |
15 | #*\r | |
16 | #------------------------------------------------------------------------------\r | |
17 | \r | |
18 | ##############################################################################\r | |
19 | # Now in 64-bit long mode.\r | |
20 | ##############################################################################\r | |
21 | \r | |
22 | .486: \r | |
23 | .stack: \r | |
24 | .code: \r | |
25 | .org 0x21000\r | |
26 | \r | |
27 | .equ DEFAULT_HANDLER_SIZE, INT1 - INT0\r | |
28 | \r | |
29 | .macro jmpCommonIdtEntry \r | |
30 | # jmp commonIdtEntry - this must be hand coded to keep the assembler from\r | |
31 | # using a 8 bit reletive jump when the entries are\r | |
32 | # within 255 bytes of the common entry. This must\r | |
33 | # be done to maintain the consistency of the size\r | |
34 | # of entry points...\r | |
b29a823d | 35 | .byte 0xe9 # jmp 16 bit relative\r |
36 | .long commonIdtEntry - . - 4 # offset to jump to\r | |
f3eb2131 | 37 | .endm\r |
38 | \r | |
39 | \r | |
40 | Start: \r | |
41 | \r | |
42 | movl $0x001fffe8,%esp # make final stack aligned\r | |
43 | \r | |
44 | # set OSFXSR and OSXMMEXCPT because some code will use XMM register\r | |
45 | .byte 0xf\r | |
46 | .byte 0x20\r | |
47 | .byte 0xe0\r | |
48 | # mov rax, cr4\r | |
49 | btsl $9,%eax\r | |
50 | btsl $0xa,%eax\r | |
51 | .byte 0xf\r | |
52 | .byte 0x22\r | |
53 | .byte 0xe0\r | |
54 | # mov cr4, rax\r | |
55 | \r | |
56 | call ClearScreen\r | |
57 | \r | |
58 | # Populate IDT with meaningful offsets for exception handlers...\r | |
b29a823d | 59 | sidt Idtr \r |
60 | \r | |
f3eb2131 | 61 | \r |
b29a823d | 62 | movl Halt, %eax\r |
f3eb2131 | 63 | movl %eax,%ebx # use bx to copy 15..0 to descriptors\r |
64 | shrl $16,%eax # use ax to copy 31..16 to descriptors \r | |
65 | # 63..32 of descriptors is 0\r | |
66 | movl $0x78,%ecx # 78h IDT entries to initialize with unique entry points (exceptions)\r | |
b29a823d | 67 | movl (Idtr + 2), %esi\r |
f3eb2131 | 68 | movl (%esi),%edi\r |
69 | \r | |
70 | LOOP_1: # loop through all IDT entries exception handlers and initialize to default handler\r | |
3bd0ef80 | 71 | movw %bx, (%edi) # write bits 15..0 of offset\r |
72 | movw $0x38, 2(%edi) # SYS_CODE_SEL64 from GDT\r | |
b29a823d | 73 | movw $(0x0e00 | 0x8000), 4(%edi) # type = 386 interrupt gate, present\r |
f3eb2131 | 74 | movw %ax, 6(%edi) # write bits 31..16 of offset\r |
3bd0ef80 | 75 | movl $0, 8(%edi) # write bits 31..16 of offset \r |
76 | addl $16, %edi # move up to next descriptor\r | |
77 | addw DEFAULT_HANDLER_SIZE, %bx # move to next entry point\r | |
f3eb2131 | 78 | loopl LOOP_1 # loop back through again until all descriptors are initialized\r |
79 | \r | |
80 | ## at this point edi contains the offset of the descriptor for INT 20\r | |
81 | ## and bx contains the low 16 bits of the offset of the default handler\r | |
82 | ## so initialize all the rest of the descriptors with these two values...\r | |
83 | # mov ecx, 101 ; there are 100 descriptors left (INT 20 (14h) - INT 119 (77h)\r | |
84 | #@@: ; loop through all IDT entries exception handlers and initialize to default handler\r | |
85 | # mov word ptr [edi], bx ; write bits 15..0 of offset\r | |
86 | # mov word ptr [edi+2], 38h ; SYS_CODE64_SEL from GDT\r | |
87 | # mov word ptr [edi+4], 0e00h OR 8000h ; type = 386 interrupt gate, present\r | |
88 | # mov word ptr [edi+6], ax ; write bits 31..16 of offset\r | |
89 | # mov dword ptr [edi+8], 0 ; write bits 63..32 of offset\r | |
90 | # add edi, 16 ; move up to next descriptor\r | |
91 | # loop @b ; loop back through again until all descriptors are initialized\r | |
92 | \r | |
93 | \r | |
94 | ## DUMP location of IDT and several of the descriptors\r | |
95 | # mov ecx, 8\r | |
96 | # mov eax, [offset Idtr + 2]\r | |
97 | # mov eax, [eax]\r | |
98 | # mov edi, 0b8000h\r | |
99 | # call PrintQword\r | |
100 | # mov esi, eax\r | |
101 | # mov edi, 0b80a0h\r | |
102 | # jmp OuterLoop\r | |
103 | \r | |
104 | ## \r | |
105 | ## just for fun, let's do a software interrupt to see if we correctly land in the exception handler...\r | |
106 | # mov eax, 011111111h\r | |
107 | # mov ebx, 022222222h\r | |
108 | # mov ecx, 033333333h\r | |
109 | # mov edx, 044444444h\r | |
110 | # mov ebp, 055555555h\r | |
111 | # mov esi, 066666666h\r | |
112 | # mov edi, 077777777h\r | |
113 | # push 011111111h\r | |
114 | # push 022222222h\r | |
115 | # push 033333333h\r | |
116 | # int 119\r | |
117 | \r | |
118 | movl $0x22000,%esi # esi = 22000\r | |
119 | movl 0x14(%esi),%eax # eax = [22014]\r | |
120 | addl %eax,%esi # esi = 22000 + [22014] = Base of EFILDR.C\r | |
121 | movl 0x3c(%esi),%ebp # ebp = [22000 + [22014] + 3c] = NT Image Header for EFILDR.C\r | |
122 | addl %esi,%ebp\r | |
123 | movl 0x30(%ebp),%edi # edi = [[22000 + [22014] + 3c] + 2c] = ImageBase (63..32 is zero, ignore)\r | |
124 | movl 0x28(%ebp),%eax # eax = [[22000 + [22014] + 3c] + 24] = EntryPoint\r | |
125 | addl %edi,%eax # eax = ImageBase + EntryPoint\r | |
b29a823d | 126 | movl %ebx, EfiLdrOffset \r |
f3eb2131 | 127 | movl %eax, (%ebx) # Modify far jump instruction for correct entry point\r |
128 | \r | |
b29a823d | 129 | movw 6(%ebp), %bx # bx = Number of sections\r |
f3eb2131 | 130 | xorl %eax,%eax\r |
b29a823d | 131 | movw 0x14(%ebp), %ax # ax = Optional Header Size\r |
f3eb2131 | 132 | addl %eax,%ebp\r |
133 | addl $0x18,%ebp # ebp = Start of 1st Section\r | |
134 | \r | |
135 | SectionLoop: \r | |
136 | pushl %esi # Save Base of EFILDR.C\r | |
137 | pushl %edi # Save ImageBase\r | |
138 | addl 0x14(%ebp),%esi # esi = Base of EFILDR.C + PointerToRawData\r | |
139 | addl 0x0c(%ebp),%edi # edi = ImageBase + VirtualAddress\r | |
140 | movl 0x10(%ebp),%ecx # ecs = SizeOfRawData\r | |
141 | \r | |
142 | cld\r | |
143 | shrl $2,%ecx\r | |
144 | rep\r | |
145 | movsl\r | |
146 | \r | |
147 | popl %edi # Restore ImageBase\r | |
148 | popl %esi # Restore Base of EFILDR.C\r | |
149 | \r | |
150 | addw $0x28,%bp # ebp = ebp + 028h = Pointer to next section record\r | |
151 | .byte 0x66\r | |
152 | .byte 0xff\r | |
153 | .byte 0xcb\r | |
154 | # dec bx\r | |
155 | cmpw $0,%bx\r | |
156 | jne SectionLoop\r | |
157 | \r | |
b29a823d | 158 | movl (Idtr), %eax # get size of IDT\r |
159 | movzx (%edx), %eax\r | |
f3eb2131 | 160 | .byte 0xff\r |
161 | .byte 0xc0\r | |
162 | # inc eax\r | |
b29a823d | 163 | addl 2(%edx), %eax # add to base of IDT to get location of memory map...\r |
f3eb2131 | 164 | xorl %ecx,%ecx\r |
165 | movl %eax,%ecx # put argument to RCX\r | |
166 | \r | |
167 | .byte 0x48\r | |
168 | .byte 0xc7\r | |
169 | .byte 0xc0\r | |
170 | EfiLdrOffset: \r | |
171 | .long 0x00401000 # Offset of EFILDR\r | |
172 | # mov rax, 401000h\r | |
173 | .byte 0x50\r | |
174 | # push rax\r | |
175 | \r | |
176 | # ret\r | |
177 | .byte 0xc3\r | |
178 | \r | |
179 | # db "**** DEFAULT IDT ENTRY ***",0\r | |
9811c392 | 180 | .p2align 1\r |
f3eb2131 | 181 | Halt: \r |
182 | INT0: \r | |
183 | pushl $0x0 # push error code place holder on the stack\r | |
184 | pushl $0x0\r | |
185 | jmpCommonIdtEntry \r | |
186 | # db 0e9h ; jmp 16 bit reletive \r | |
187 | # dd commonIdtEntry - $ - 4 ; offset to jump to\r | |
188 | \r | |
189 | INT1: \r | |
190 | pushl $0x0 # push error code place holder on the stack\r | |
191 | pushl $0x1\r | |
192 | jmpCommonIdtEntry \r | |
193 | \r | |
194 | INT2: \r | |
195 | pushl $0x0 # push error code place holder on the stack\r | |
196 | pushl $0x2\r | |
197 | jmpCommonIdtEntry \r | |
198 | \r | |
199 | INT3: \r | |
200 | pushl $0x0 # push error code place holder on the stack\r | |
201 | pushl $0x3\r | |
202 | jmpCommonIdtEntry \r | |
203 | \r | |
204 | INT4: \r | |
205 | pushl $0x0 # push error code place holder on the stack\r | |
206 | pushl $0x4\r | |
207 | jmpCommonIdtEntry \r | |
208 | \r | |
209 | INT5: \r | |
210 | pushl $0x0 # push error code place holder on the stack\r | |
211 | pushl $0x5\r | |
212 | jmpCommonIdtEntry \r | |
213 | \r | |
214 | INT6: \r | |
215 | pushl $0x0 # push error code place holder on the stack\r | |
216 | pushl $0x6\r | |
217 | jmpCommonIdtEntry \r | |
218 | \r | |
219 | INT7: \r | |
220 | pushl $0x0 # push error code place holder on the stack\r | |
221 | pushl $0x7\r | |
222 | jmpCommonIdtEntry \r | |
223 | \r | |
224 | INT8: \r | |
225 | # Double fault causes an error code to be pushed so no phony push necessary\r | |
226 | nop\r | |
227 | nop\r | |
228 | pushl $0x8\r | |
229 | jmpCommonIdtEntry \r | |
230 | \r | |
231 | INT9: \r | |
232 | pushl $0x0 # push error code place holder on the stack\r | |
233 | pushl $0x9\r | |
234 | jmpCommonIdtEntry \r | |
235 | \r | |
236 | INT10: \r | |
237 | # Invalid TSS causes an error code to be pushed so no phony push necessary\r | |
238 | nop\r | |
239 | nop\r | |
240 | pushl $10\r | |
241 | jmpCommonIdtEntry \r | |
242 | \r | |
243 | INT11: \r | |
244 | # Segment Not Present causes an error code to be pushed so no phony push necessary\r | |
245 | nop\r | |
246 | nop\r | |
247 | pushl $11\r | |
248 | jmpCommonIdtEntry \r | |
249 | \r | |
250 | INT12: \r | |
251 | # Stack fault causes an error code to be pushed so no phony push necessary\r | |
252 | nop\r | |
253 | nop\r | |
254 | pushl $12\r | |
255 | jmpCommonIdtEntry \r | |
256 | \r | |
257 | INT13: \r | |
258 | # GP fault causes an error code to be pushed so no phony push necessary\r | |
259 | nop\r | |
260 | nop\r | |
261 | pushl $13\r | |
262 | jmpCommonIdtEntry \r | |
263 | \r | |
264 | INT14: \r | |
265 | # Page fault causes an error code to be pushed so no phony push necessary\r | |
266 | nop\r | |
267 | nop\r | |
268 | pushl $14\r | |
269 | jmpCommonIdtEntry \r | |
270 | \r | |
271 | INT15: \r | |
272 | pushl $0x0 # push error code place holder on the stack\r | |
273 | pushl $15\r | |
274 | jmpCommonIdtEntry \r | |
275 | \r | |
276 | INT16: \r | |
277 | pushl $0x0 # push error code place holder on the stack\r | |
278 | pushl $16\r | |
279 | jmpCommonIdtEntry \r | |
280 | \r | |
281 | INT17: \r | |
282 | # Alignment check causes an error code to be pushed so no phony push necessary\r | |
283 | nop\r | |
284 | nop\r | |
285 | pushl $17\r | |
286 | jmpCommonIdtEntry \r | |
287 | \r | |
288 | INT18: \r | |
289 | pushl $0x0 # push error code place holder on the stack\r | |
290 | pushl $18\r | |
291 | jmpCommonIdtEntry \r | |
292 | \r | |
293 | INT19: \r | |
294 | pushl $0x0 # push error code place holder on the stack\r | |
295 | pushl $19\r | |
296 | jmpCommonIdtEntry \r | |
297 | \r | |
298 | INTUnknown: \r | |
208628f8 | 299 | # The following segment repeats (0x78 - 20) times:\r |
300 | # No. 1\r | |
f3eb2131 | 301 | pushl $0x0 # push error code place holder on the stack\r |
302 | # push xxh ; push vector number\r | |
303 | .byte 0x6a\r | |
304 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
305 | jmpCommonIdtEntry \r | |
208628f8 | 306 | # No. 2\r |
307 | pushl $0x0 # push error code place holder on the stack\r | |
308 | # push xxh ; push vector number\r | |
309 | .byte 0x6a\r | |
310 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
311 | jmpCommonIdtEntry \r | |
312 | # No. 3\r | |
313 | pushl $0x0 # push error code place holder on the stack\r | |
314 | # push xxh ; push vector number\r | |
315 | .byte 0x6a\r | |
316 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
317 | jmpCommonIdtEntry \r | |
318 | # No. 4\r | |
319 | pushl $0x0 # push error code place holder on the stack\r | |
320 | # push xxh ; push vector number\r | |
321 | .byte 0x6a\r | |
322 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
323 | jmpCommonIdtEntry \r | |
324 | # No. 5\r | |
325 | pushl $0x0 # push error code place holder on the stack\r | |
326 | # push xxh ; push vector number\r | |
327 | .byte 0x6a\r | |
328 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
329 | jmpCommonIdtEntry \r | |
330 | # No. 6\r | |
331 | pushl $0x0 # push error code place holder on the stack\r | |
332 | # push xxh ; push vector number\r | |
333 | .byte 0x6a\r | |
334 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
335 | jmpCommonIdtEntry \r | |
336 | # No. 7\r | |
337 | pushl $0x0 # push error code place holder on the stack\r | |
338 | # push xxh ; push vector number\r | |
339 | .byte 0x6a\r | |
340 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
341 | jmpCommonIdtEntry \r | |
342 | # No. 8\r | |
343 | pushl $0x0 # push error code place holder on the stack\r | |
344 | # push xxh ; push vector number\r | |
345 | .byte 0x6a\r | |
346 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
347 | jmpCommonIdtEntry \r | |
348 | # No. 9\r | |
349 | pushl $0x0 # push error code place holder on the stack\r | |
350 | # push xxh ; push vector number\r | |
351 | .byte 0x6a\r | |
352 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
353 | jmpCommonIdtEntry \r | |
354 | # No. 10\r | |
355 | pushl $0x0 # push error code place holder on the stack\r | |
356 | # push xxh ; push vector number\r | |
357 | .byte 0x6a\r | |
358 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
359 | jmpCommonIdtEntry \r | |
360 | # No. 11\r | |
361 | pushl $0x0 # push error code place holder on the stack\r | |
362 | # push xxh ; push vector number\r | |
363 | .byte 0x6a\r | |
364 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
365 | jmpCommonIdtEntry \r | |
366 | # No. 12\r | |
367 | pushl $0x0 # push error code place holder on the stack\r | |
368 | # push xxh ; push vector number\r | |
369 | .byte 0x6a\r | |
370 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
371 | jmpCommonIdtEntry \r | |
372 | # No. 13\r | |
373 | pushl $0x0 # push error code place holder on the stack\r | |
374 | # push xxh ; push vector number\r | |
375 | .byte 0x6a\r | |
376 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
377 | jmpCommonIdtEntry \r | |
378 | # No. 14\r | |
379 | pushl $0x0 # push error code place holder on the stack\r | |
380 | # push xxh ; push vector number\r | |
381 | .byte 0x6a\r | |
382 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
383 | jmpCommonIdtEntry \r | |
384 | # No. 15\r | |
385 | pushl $0x0 # push error code place holder on the stack\r | |
386 | # push xxh ; push vector number\r | |
387 | .byte 0x6a\r | |
388 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
389 | jmpCommonIdtEntry \r | |
390 | # No. 16\r | |
391 | pushl $0x0 # push error code place holder on the stack\r | |
392 | # push xxh ; push vector number\r | |
393 | .byte 0x6a\r | |
394 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
395 | jmpCommonIdtEntry \r | |
396 | # No. 17\r | |
397 | pushl $0x0 # push error code place holder on the stack\r | |
398 | # push xxh ; push vector number\r | |
399 | .byte 0x6a\r | |
400 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
401 | jmpCommonIdtEntry \r | |
402 | # No. 18\r | |
403 | pushl $0x0 # push error code place holder on the stack\r | |
404 | # push xxh ; push vector number\r | |
405 | .byte 0x6a\r | |
406 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
407 | jmpCommonIdtEntry \r | |
408 | # No. 19\r | |
409 | pushl $0x0 # push error code place holder on the stack\r | |
410 | # push xxh ; push vector number\r | |
411 | .byte 0x6a\r | |
412 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
413 | jmpCommonIdtEntry \r | |
414 | # No. 20\r | |
415 | pushl $0x0 # push error code place holder on the stack\r | |
416 | # push xxh ; push vector number\r | |
417 | .byte 0x6a\r | |
418 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
419 | jmpCommonIdtEntry \r | |
420 | # No. 21\r | |
421 | pushl $0x0 # push error code place holder on the stack\r | |
422 | # push xxh ; push vector number\r | |
423 | .byte 0x6a\r | |
424 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
425 | jmpCommonIdtEntry \r | |
426 | # No. 22\r | |
427 | pushl $0x0 # push error code place holder on the stack\r | |
428 | # push xxh ; push vector number\r | |
429 | .byte 0x6a\r | |
430 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
431 | jmpCommonIdtEntry \r | |
432 | # No. 23\r | |
433 | pushl $0x0 # push error code place holder on the stack\r | |
434 | # push xxh ; push vector number\r | |
435 | .byte 0x6a\r | |
436 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
437 | jmpCommonIdtEntry \r | |
438 | # No. 24\r | |
439 | pushl $0x0 # push error code place holder on the stack\r | |
440 | # push xxh ; push vector number\r | |
441 | .byte 0x6a\r | |
442 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
443 | jmpCommonIdtEntry \r | |
444 | # No. 25\r | |
445 | pushl $0x0 # push error code place holder on the stack\r | |
446 | # push xxh ; push vector number\r | |
447 | .byte 0x6a\r | |
448 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
449 | jmpCommonIdtEntry \r | |
450 | # No. 26\r | |
451 | pushl $0x0 # push error code place holder on the stack\r | |
452 | # push xxh ; push vector number\r | |
453 | .byte 0x6a\r | |
454 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
455 | jmpCommonIdtEntry \r | |
456 | # No. 27\r | |
457 | pushl $0x0 # push error code place holder on the stack\r | |
458 | # push xxh ; push vector number\r | |
459 | .byte 0x6a\r | |
460 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
461 | jmpCommonIdtEntry \r | |
462 | # No. 28\r | |
463 | pushl $0x0 # push error code place holder on the stack\r | |
464 | # push xxh ; push vector number\r | |
465 | .byte 0x6a\r | |
466 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
467 | jmpCommonIdtEntry \r | |
468 | # No. 29\r | |
469 | pushl $0x0 # push error code place holder on the stack\r | |
470 | # push xxh ; push vector number\r | |
471 | .byte 0x6a\r | |
472 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
473 | jmpCommonIdtEntry \r | |
474 | # No. 30\r | |
475 | pushl $0x0 # push error code place holder on the stack\r | |
476 | # push xxh ; push vector number\r | |
477 | .byte 0x6a\r | |
478 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
479 | jmpCommonIdtEntry \r | |
480 | # No. 31\r | |
481 | pushl $0x0 # push error code place holder on the stack\r | |
482 | # push xxh ; push vector number\r | |
483 | .byte 0x6a\r | |
484 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
485 | jmpCommonIdtEntry \r | |
486 | # No. 32\r | |
487 | pushl $0x0 # push error code place holder on the stack\r | |
488 | # push xxh ; push vector number\r | |
489 | .byte 0x6a\r | |
490 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
491 | jmpCommonIdtEntry \r | |
492 | # No. 33\r | |
493 | pushl $0x0 # push error code place holder on the stack\r | |
494 | # push xxh ; push vector number\r | |
495 | .byte 0x6a\r | |
496 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
497 | jmpCommonIdtEntry \r | |
498 | # No. 34\r | |
499 | pushl $0x0 # push error code place holder on the stack\r | |
500 | # push xxh ; push vector number\r | |
501 | .byte 0x6a\r | |
502 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
503 | jmpCommonIdtEntry \r | |
504 | # No. 35\r | |
505 | pushl $0x0 # push error code place holder on the stack\r | |
506 | # push xxh ; push vector number\r | |
507 | .byte 0x6a\r | |
508 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
509 | jmpCommonIdtEntry \r | |
510 | # No. 36\r | |
511 | pushl $0x0 # push error code place holder on the stack\r | |
512 | # push xxh ; push vector number\r | |
513 | .byte 0x6a\r | |
514 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
515 | jmpCommonIdtEntry \r | |
516 | # No. 37\r | |
517 | pushl $0x0 # push error code place holder on the stack\r | |
518 | # push xxh ; push vector number\r | |
519 | .byte 0x6a\r | |
520 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
521 | jmpCommonIdtEntry \r | |
522 | # No. 38\r | |
523 | pushl $0x0 # push error code place holder on the stack\r | |
524 | # push xxh ; push vector number\r | |
525 | .byte 0x6a\r | |
526 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
527 | jmpCommonIdtEntry \r | |
528 | # No. 39\r | |
529 | pushl $0x0 # push error code place holder on the stack\r | |
530 | # push xxh ; push vector number\r | |
531 | .byte 0x6a\r | |
532 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
533 | jmpCommonIdtEntry \r | |
534 | # No. 40\r | |
535 | pushl $0x0 # push error code place holder on the stack\r | |
536 | # push xxh ; push vector number\r | |
537 | .byte 0x6a\r | |
538 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
539 | jmpCommonIdtEntry \r | |
540 | # No. 41\r | |
541 | pushl $0x0 # push error code place holder on the stack\r | |
542 | # push xxh ; push vector number\r | |
543 | .byte 0x6a\r | |
544 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
545 | jmpCommonIdtEntry \r | |
546 | # No. 42\r | |
547 | pushl $0x0 # push error code place holder on the stack\r | |
548 | # push xxh ; push vector number\r | |
549 | .byte 0x6a\r | |
550 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
551 | jmpCommonIdtEntry \r | |
552 | # No. 43\r | |
553 | pushl $0x0 # push error code place holder on the stack\r | |
554 | # push xxh ; push vector number\r | |
555 | .byte 0x6a\r | |
556 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
557 | jmpCommonIdtEntry \r | |
558 | # No. 44\r | |
559 | pushl $0x0 # push error code place holder on the stack\r | |
560 | # push xxh ; push vector number\r | |
561 | .byte 0x6a\r | |
562 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
563 | jmpCommonIdtEntry \r | |
564 | # No. 45\r | |
565 | pushl $0x0 # push error code place holder on the stack\r | |
566 | # push xxh ; push vector number\r | |
567 | .byte 0x6a\r | |
568 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
569 | jmpCommonIdtEntry \r | |
570 | # No. 46\r | |
571 | pushl $0x0 # push error code place holder on the stack\r | |
572 | # push xxh ; push vector number\r | |
573 | .byte 0x6a\r | |
574 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
575 | jmpCommonIdtEntry \r | |
576 | # No. 47\r | |
577 | pushl $0x0 # push error code place holder on the stack\r | |
578 | # push xxh ; push vector number\r | |
579 | .byte 0x6a\r | |
580 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
581 | jmpCommonIdtEntry \r | |
582 | # No. 48\r | |
583 | pushl $0x0 # push error code place holder on the stack\r | |
584 | # push xxh ; push vector number\r | |
585 | .byte 0x6a\r | |
586 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
587 | jmpCommonIdtEntry \r | |
588 | # No. 49\r | |
589 | pushl $0x0 # push error code place holder on the stack\r | |
590 | # push xxh ; push vector number\r | |
591 | .byte 0x6a\r | |
592 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
593 | jmpCommonIdtEntry \r | |
594 | # No. 50\r | |
595 | pushl $0x0 # push error code place holder on the stack\r | |
596 | # push xxh ; push vector number\r | |
597 | .byte 0x6a\r | |
598 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
599 | jmpCommonIdtEntry \r | |
600 | # No. 51\r | |
601 | pushl $0x0 # push error code place holder on the stack\r | |
602 | # push xxh ; push vector number\r | |
603 | .byte 0x6a\r | |
604 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
605 | jmpCommonIdtEntry \r | |
606 | # No. 52\r | |
607 | pushl $0x0 # push error code place holder on the stack\r | |
608 | # push xxh ; push vector number\r | |
609 | .byte 0x6a\r | |
610 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
611 | jmpCommonIdtEntry \r | |
612 | # No. 53\r | |
613 | pushl $0x0 # push error code place holder on the stack\r | |
614 | # push xxh ; push vector number\r | |
615 | .byte 0x6a\r | |
616 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
617 | jmpCommonIdtEntry \r | |
618 | # No. 54\r | |
619 | pushl $0x0 # push error code place holder on the stack\r | |
620 | # push xxh ; push vector number\r | |
621 | .byte 0x6a\r | |
622 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
623 | jmpCommonIdtEntry \r | |
624 | # No. 55\r | |
625 | pushl $0x0 # push error code place holder on the stack\r | |
626 | # push xxh ; push vector number\r | |
627 | .byte 0x6a\r | |
628 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
629 | jmpCommonIdtEntry \r | |
630 | # No. 56\r | |
631 | pushl $0x0 # push error code place holder on the stack\r | |
632 | # push xxh ; push vector number\r | |
633 | .byte 0x6a\r | |
634 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
635 | jmpCommonIdtEntry \r | |
636 | # No. 57\r | |
637 | pushl $0x0 # push error code place holder on the stack\r | |
638 | # push xxh ; push vector number\r | |
639 | .byte 0x6a\r | |
640 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
641 | jmpCommonIdtEntry \r | |
642 | # No. 58\r | |
643 | pushl $0x0 # push error code place holder on the stack\r | |
644 | # push xxh ; push vector number\r | |
645 | .byte 0x6a\r | |
646 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
647 | jmpCommonIdtEntry \r | |
648 | # No. 59\r | |
649 | pushl $0x0 # push error code place holder on the stack\r | |
650 | # push xxh ; push vector number\r | |
651 | .byte 0x6a\r | |
652 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
653 | jmpCommonIdtEntry \r | |
654 | # No. 60\r | |
655 | pushl $0x0 # push error code place holder on the stack\r | |
656 | # push xxh ; push vector number\r | |
657 | .byte 0x6a\r | |
658 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
659 | jmpCommonIdtEntry \r | |
660 | # No. 61\r | |
661 | pushl $0x0 # push error code place holder on the stack\r | |
662 | # push xxh ; push vector number\r | |
663 | .byte 0x6a\r | |
664 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
665 | jmpCommonIdtEntry \r | |
666 | # No. 62\r | |
667 | pushl $0x0 # push error code place holder on the stack\r | |
668 | # push xxh ; push vector number\r | |
669 | .byte 0x6a\r | |
670 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
671 | jmpCommonIdtEntry \r | |
672 | # No. 63\r | |
673 | pushl $0x0 # push error code place holder on the stack\r | |
674 | # push xxh ; push vector number\r | |
675 | .byte 0x6a\r | |
676 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
677 | jmpCommonIdtEntry \r | |
678 | # No. 64\r | |
679 | pushl $0x0 # push error code place holder on the stack\r | |
680 | # push xxh ; push vector number\r | |
681 | .byte 0x6a\r | |
682 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
683 | jmpCommonIdtEntry \r | |
684 | # No. 65\r | |
685 | pushl $0x0 # push error code place holder on the stack\r | |
686 | # push xxh ; push vector number\r | |
687 | .byte 0x6a\r | |
688 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
689 | jmpCommonIdtEntry \r | |
690 | # No. 66\r | |
691 | pushl $0x0 # push error code place holder on the stack\r | |
692 | # push xxh ; push vector number\r | |
693 | .byte 0x6a\r | |
694 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
695 | jmpCommonIdtEntry \r | |
696 | # No. 67\r | |
697 | pushl $0x0 # push error code place holder on the stack\r | |
698 | # push xxh ; push vector number\r | |
699 | .byte 0x6a\r | |
700 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
701 | jmpCommonIdtEntry \r | |
702 | # No. 68\r | |
703 | pushl $0x0 # push error code place holder on the stack\r | |
704 | # push xxh ; push vector number\r | |
705 | .byte 0x6a\r | |
706 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
707 | jmpCommonIdtEntry \r | |
708 | # No. 69\r | |
709 | pushl $0x0 # push error code place holder on the stack\r | |
710 | # push xxh ; push vector number\r | |
711 | .byte 0x6a\r | |
712 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
713 | jmpCommonIdtEntry \r | |
714 | # No. 70\r | |
715 | pushl $0x0 # push error code place holder on the stack\r | |
716 | # push xxh ; push vector number\r | |
717 | .byte 0x6a\r | |
718 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
719 | jmpCommonIdtEntry \r | |
720 | # No. 71\r | |
721 | pushl $0x0 # push error code place holder on the stack\r | |
722 | # push xxh ; push vector number\r | |
723 | .byte 0x6a\r | |
724 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
725 | jmpCommonIdtEntry \r | |
726 | # No. 72\r | |
727 | pushl $0x0 # push error code place holder on the stack\r | |
728 | # push xxh ; push vector number\r | |
729 | .byte 0x6a\r | |
730 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
731 | jmpCommonIdtEntry \r | |
732 | # No. 73\r | |
733 | pushl $0x0 # push error code place holder on the stack\r | |
734 | # push xxh ; push vector number\r | |
735 | .byte 0x6a\r | |
736 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
737 | jmpCommonIdtEntry \r | |
738 | # No. 74\r | |
739 | pushl $0x0 # push error code place holder on the stack\r | |
740 | # push xxh ; push vector number\r | |
741 | .byte 0x6a\r | |
742 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
743 | jmpCommonIdtEntry \r | |
744 | # No. 75\r | |
745 | pushl $0x0 # push error code place holder on the stack\r | |
746 | # push xxh ; push vector number\r | |
747 | .byte 0x6a\r | |
748 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
749 | jmpCommonIdtEntry \r | |
750 | # No. 76\r | |
751 | pushl $0x0 # push error code place holder on the stack\r | |
752 | # push xxh ; push vector number\r | |
753 | .byte 0x6a\r | |
754 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
755 | jmpCommonIdtEntry \r | |
756 | # No. 77\r | |
757 | pushl $0x0 # push error code place holder on the stack\r | |
758 | # push xxh ; push vector number\r | |
759 | .byte 0x6a\r | |
760 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
761 | jmpCommonIdtEntry \r | |
762 | # No. 78\r | |
763 | pushl $0x0 # push error code place holder on the stack\r | |
764 | # push xxh ; push vector number\r | |
765 | .byte 0x6a\r | |
766 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
767 | jmpCommonIdtEntry \r | |
768 | # No. 79\r | |
769 | pushl $0x0 # push error code place holder on the stack\r | |
770 | # push xxh ; push vector number\r | |
771 | .byte 0x6a\r | |
772 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
773 | jmpCommonIdtEntry \r | |
774 | # No. 80\r | |
775 | pushl $0x0 # push error code place holder on the stack\r | |
776 | # push xxh ; push vector number\r | |
777 | .byte 0x6a\r | |
778 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
779 | jmpCommonIdtEntry \r | |
780 | # No. 81\r | |
781 | pushl $0x0 # push error code place holder on the stack\r | |
782 | # push xxh ; push vector number\r | |
783 | .byte 0x6a\r | |
784 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
785 | jmpCommonIdtEntry \r | |
786 | # No. 82\r | |
787 | pushl $0x0 # push error code place holder on the stack\r | |
788 | # push xxh ; push vector number\r | |
789 | .byte 0x6a\r | |
790 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
791 | jmpCommonIdtEntry \r | |
792 | # No. 83\r | |
793 | pushl $0x0 # push error code place holder on the stack\r | |
794 | # push xxh ; push vector number\r | |
795 | .byte 0x6a\r | |
796 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
797 | jmpCommonIdtEntry \r | |
798 | # No. 84\r | |
799 | pushl $0x0 # push error code place holder on the stack\r | |
800 | # push xxh ; push vector number\r | |
801 | .byte 0x6a\r | |
802 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
803 | jmpCommonIdtEntry \r | |
804 | # No. 85\r | |
805 | pushl $0x0 # push error code place holder on the stack\r | |
806 | # push xxh ; push vector number\r | |
807 | .byte 0x6a\r | |
808 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
809 | jmpCommonIdtEntry \r | |
810 | # No. 86\r | |
811 | pushl $0x0 # push error code place holder on the stack\r | |
812 | # push xxh ; push vector number\r | |
813 | .byte 0x6a\r | |
814 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
815 | jmpCommonIdtEntry \r | |
816 | # No. 87\r | |
817 | pushl $0x0 # push error code place holder on the stack\r | |
818 | # push xxh ; push vector number\r | |
819 | .byte 0x6a\r | |
820 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
821 | jmpCommonIdtEntry \r | |
822 | # No. 88\r | |
823 | pushl $0x0 # push error code place holder on the stack\r | |
824 | # push xxh ; push vector number\r | |
825 | .byte 0x6a\r | |
826 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
827 | jmpCommonIdtEntry \r | |
828 | # No. 89\r | |
829 | pushl $0x0 # push error code place holder on the stack\r | |
830 | # push xxh ; push vector number\r | |
831 | .byte 0x6a\r | |
832 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
833 | jmpCommonIdtEntry \r | |
834 | # No. 90\r | |
835 | pushl $0x0 # push error code place holder on the stack\r | |
836 | # push xxh ; push vector number\r | |
837 | .byte 0x6a\r | |
838 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
839 | jmpCommonIdtEntry \r | |
840 | # No. 91\r | |
841 | pushl $0x0 # push error code place holder on the stack\r | |
842 | # push xxh ; push vector number\r | |
843 | .byte 0x6a\r | |
844 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
845 | jmpCommonIdtEntry \r | |
846 | # No. 92\r | |
847 | pushl $0x0 # push error code place holder on the stack\r | |
848 | # push xxh ; push vector number\r | |
849 | .byte 0x6a\r | |
850 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
851 | jmpCommonIdtEntry \r | |
852 | # No. 93\r | |
853 | pushl $0x0 # push error code place holder on the stack\r | |
854 | # push xxh ; push vector number\r | |
855 | .byte 0x6a\r | |
856 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
857 | jmpCommonIdtEntry \r | |
858 | # No. 94\r | |
859 | pushl $0x0 # push error code place holder on the stack\r | |
860 | # push xxh ; push vector number\r | |
861 | .byte 0x6a\r | |
862 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
863 | jmpCommonIdtEntry \r | |
864 | # No. 95\r | |
865 | pushl $0x0 # push error code place holder on the stack\r | |
866 | # push xxh ; push vector number\r | |
867 | .byte 0x6a\r | |
868 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
869 | jmpCommonIdtEntry \r | |
870 | # No. 96\r | |
871 | pushl $0x0 # push error code place holder on the stack\r | |
872 | # push xxh ; push vector number\r | |
873 | .byte 0x6a\r | |
874 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
875 | jmpCommonIdtEntry \r | |
876 | # No. 97\r | |
877 | pushl $0x0 # push error code place holder on the stack\r | |
878 | # push xxh ; push vector number\r | |
879 | .byte 0x6a\r | |
880 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
881 | jmpCommonIdtEntry \r | |
882 | # No. 98\r | |
883 | pushl $0x0 # push error code place holder on the stack\r | |
884 | # push xxh ; push vector number\r | |
885 | .byte 0x6a\r | |
886 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
887 | jmpCommonIdtEntry \r | |
888 | # No. 99\r | |
889 | pushl $0x0 # push error code place holder on the stack\r | |
890 | # push xxh ; push vector number\r | |
891 | .byte 0x6a\r | |
892 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
893 | jmpCommonIdtEntry \r | |
894 | # No. 100\r | |
895 | pushl $0x0 # push error code place holder on the stack\r | |
896 | # push xxh ; push vector number\r | |
897 | .byte 0x6a\r | |
898 | .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number\r | |
899 | jmpCommonIdtEntry \r | |
900 | \r | |
f3eb2131 | 901 | \r |
902 | commonIdtEntry: \r | |
903 | pushl %eax\r | |
904 | pushl %ecx\r | |
905 | pushl %edx\r | |
906 | pushl %ebx\r | |
907 | pushl %esp\r | |
908 | pushl %ebp\r | |
909 | pushl %esi\r | |
910 | pushl %edi\r | |
911 | .byte 0x41\r | |
912 | .byte 0x50\r | |
913 | # push r8\r | |
914 | .byte 0x41\r | |
915 | .byte 0x51\r | |
916 | # push r9\r | |
917 | .byte 0x41\r | |
918 | .byte 0x52\r | |
919 | # push r10\r | |
920 | .byte 0x41\r | |
921 | .byte 0x53\r | |
922 | # push r11\r | |
923 | .byte 0x41\r | |
924 | .byte 0x54\r | |
925 | # push r12\r | |
926 | .byte 0x41\r | |
927 | .byte 0x55\r | |
928 | # push r13\r | |
929 | .byte 0x41\r | |
930 | .byte 0x56\r | |
931 | # push r14\r | |
932 | .byte 0x41\r | |
933 | .byte 0x57\r | |
934 | # push r15\r | |
935 | .byte 0x48\r | |
936 | movl %esp,%ebp\r | |
937 | # mov rbp, rsp\r | |
938 | \r | |
939 | ##\r | |
940 | ## At this point the stack looks like this:\r | |
941 | ##\r | |
942 | ## Calling SS\r | |
943 | ## Calling RSP\r | |
944 | ## rflags\r | |
945 | ## Calling CS\r | |
946 | ## Calling RIP\r | |
947 | ## Error code or 0\r | |
948 | ## Int num or 0ffh for unknown int num\r | |
949 | ## rax\r | |
950 | ## rcx\r | |
951 | ## rdx\r | |
952 | ## rbx\r | |
953 | ## rsp\r | |
954 | ## rbp\r | |
955 | ## rsi\r | |
956 | ## rdi\r | |
957 | ## r8\r | |
958 | ## r9\r | |
959 | ## r10\r | |
960 | ## r11\r | |
961 | ## r12\r | |
962 | ## r13\r | |
963 | ## r14\r | |
964 | ## r15 <------- RSP, RBP\r | |
965 | ## \r | |
966 | \r | |
967 | call ClearScreen\r | |
968 | mov String1, %esi \r | |
969 | call PrintString\r | |
970 | .byte 0x48\r | |
971 | movl 16*8(%ebp),%eax ## move Int number into RAX \r | |
972 | .byte 0x48\r | |
973 | cmpl $18,%eax\r | |
974 | ja PrintDefaultString\r | |
975 | PrintExceptionString: \r | |
976 | shll $3,%eax ## multiply by 8 to get offset from StringTable to actual string address\r | |
b29a823d | 977 | addl StringTable, %eax\r |
f3eb2131 | 978 | movl (%eax),%esi\r |
979 | jmp PrintTheString\r | |
980 | PrintDefaultString: \r | |
b29a823d | 981 | movl IntUnknownString, %esi\r |
f3eb2131 | 982 | # patch Int number\r |
983 | movl %eax,%edx\r | |
984 | call A2C\r | |
985 | movb %al,1(%esi)\r | |
986 | movl %edx,%eax\r | |
987 | shrl $4,%eax\r | |
988 | call A2C\r | |
989 | movb %al,(%esi)\r | |
990 | PrintTheString: \r | |
991 | call PrintString\r | |
b29a823d | 992 | movl String2, %esi\r |
f3eb2131 | 993 | call PrintString\r |
994 | .byte 0x48\r | |
995 | movl 19*8(%ebp),%eax # CS\r | |
996 | call PrintQword\r | |
997 | movb $':', %al\r | |
b29a823d | 998 | movb %al, (%edi)\r |
f3eb2131 | 999 | addl $2,%edi\r |
1000 | .byte 0x48\r | |
1001 | movl 18*8(%ebp),%eax # RIP\r | |
1002 | call PrintQword\r | |
b29a823d | 1003 | movl String3, %esi\r |
f3eb2131 | 1004 | call PrintString\r |
1005 | \r | |
1006 | movl $0xb8140,%edi\r | |
1007 | \r | |
b29a823d | 1008 | movl StringRax, %esi\r |
f3eb2131 | 1009 | call PrintString\r |
1010 | .byte 0x48\r | |
1011 | movl 15*8(%ebp),%eax\r | |
1012 | call PrintQword\r | |
1013 | \r | |
b29a823d | 1014 | movl StringRcx, %esi\r |
f3eb2131 | 1015 | call PrintString\r |
1016 | .byte 0x48\r | |
1017 | movl 14*8(%ebp),%eax\r | |
1018 | call PrintQword\r | |
1019 | \r | |
b29a823d | 1020 | movl StringRdx, %esi\r |
f3eb2131 | 1021 | call PrintString\r |
1022 | .byte 0x48\r | |
1023 | movl 13*8(%ebp),%eax\r | |
1024 | call PrintQword\r | |
1025 | \r | |
1026 | movl $0xb81e0,%edi\r | |
1027 | \r | |
b29a823d | 1028 | movl StringRbx, %esi\r |
f3eb2131 | 1029 | call PrintString\r |
1030 | .byte 0x48\r | |
1031 | movl 12*8(%ebp),%eax\r | |
1032 | call PrintQword\r | |
1033 | \r | |
b29a823d | 1034 | movl StringRsp, %esi\r |
f3eb2131 | 1035 | call PrintString\r |
1036 | .byte 0x48\r | |
1037 | movl 21*8(%ebp),%eax\r | |
1038 | call PrintQword\r | |
1039 | \r | |
b29a823d | 1040 | movl StringRbp, %esi\r |
f3eb2131 | 1041 | call PrintString\r |
1042 | .byte 0x48\r | |
1043 | movl 10*8(%ebp),%eax\r | |
1044 | call PrintQword\r | |
1045 | \r | |
1046 | movl $0xb8280,%edi\r | |
1047 | \r | |
b29a823d | 1048 | movl StringRsi, %esi\r |
f3eb2131 | 1049 | call PrintString\r |
1050 | .byte 0x48\r | |
1051 | movl 9*8(%ebp),%eax\r | |
1052 | call PrintQword\r | |
1053 | \r | |
b29a823d | 1054 | movl StringRdi, %esi\r |
f3eb2131 | 1055 | call PrintString\r |
1056 | .byte 0x48\r | |
1057 | movl 8*8(%ebp),%eax\r | |
1058 | call PrintQword\r | |
1059 | \r | |
b29a823d | 1060 | movl StringEcode, %esi\r |
f3eb2131 | 1061 | call PrintString\r |
1062 | .byte 0x48\r | |
1063 | movl 17*8(%ebp),%eax\r | |
1064 | call PrintQword\r | |
1065 | \r | |
1066 | movl $0xb8320,%edi\r | |
1067 | \r | |
b29a823d | 1068 | movl StringR8, %esi\r |
f3eb2131 | 1069 | call PrintString\r |
1070 | .byte 0x48\r | |
1071 | movl 7*8(%ebp),%eax\r | |
1072 | call PrintQword\r | |
1073 | \r | |
b29a823d | 1074 | movl StringR9, %esi\r |
f3eb2131 | 1075 | call PrintString\r |
1076 | .byte 0x48\r | |
1077 | movl 6*8(%ebp),%eax\r | |
1078 | call PrintQword\r | |
1079 | \r | |
b29a823d | 1080 | movl StringR10, %esi\r |
f3eb2131 | 1081 | call PrintString\r |
1082 | .byte 0x48\r | |
1083 | movl 5*8(%ebp),%eax\r | |
1084 | call PrintQword\r | |
1085 | \r | |
1086 | movl $0xb83c0,%edi\r | |
1087 | \r | |
b29a823d | 1088 | movl StringR11, %esi\r |
f3eb2131 | 1089 | call PrintString\r |
1090 | .byte 0x48\r | |
1091 | movl 4*8(%ebp),%eax\r | |
1092 | call PrintQword\r | |
1093 | \r | |
b29a823d | 1094 | movl StringR12, %esi\r |
f3eb2131 | 1095 | call PrintString\r |
1096 | .byte 0x48\r | |
1097 | movl 3*8(%ebp),%eax\r | |
1098 | call PrintQword\r | |
1099 | \r | |
b29a823d | 1100 | movl StringR13, %esi\r |
f3eb2131 | 1101 | call PrintString\r |
1102 | .byte 0x48\r | |
1103 | movl 2*8(%ebp),%eax\r | |
1104 | call PrintQword\r | |
1105 | \r | |
1106 | movl $0xb8460,%edi\r | |
1107 | \r | |
b29a823d | 1108 | movl StringR14, %esi\r |
f3eb2131 | 1109 | call PrintString\r |
1110 | .byte 0x48\r | |
1111 | movl 1*8(%ebp),%eax\r | |
1112 | call PrintQword\r | |
1113 | \r | |
b29a823d | 1114 | movl StringR15, %esi\r |
f3eb2131 | 1115 | call PrintString\r |
1116 | .byte 0x48\r | |
1117 | movl 0*8(%ebp),%eax\r | |
1118 | call PrintQword\r | |
1119 | \r | |
b29a823d | 1120 | movl StringSs, %esi\r |
f3eb2131 | 1121 | call PrintString\r |
1122 | .byte 0x48\r | |
1123 | movl 22*8(%ebp),%eax\r | |
1124 | call PrintQword\r | |
1125 | \r | |
1126 | movl $0xb8500,%edi\r | |
1127 | \r | |
b29a823d | 1128 | movl StringRflags, %esi\r |
f3eb2131 | 1129 | call PrintString\r |
1130 | .byte 0x48\r | |
1131 | movl 20*8(%ebp),%eax\r | |
1132 | call PrintQword\r | |
1133 | \r | |
1134 | movl $0xb8640,%edi\r | |
1135 | \r | |
1136 | movl %ebp,%esi\r | |
1137 | addl $23*8,%esi\r | |
1138 | movl $4,%ecx\r | |
1139 | \r | |
1140 | \r | |
1141 | OuterLoop: \r | |
1142 | pushl %ecx\r | |
1143 | movl $4,%ecx\r | |
1144 | .byte 0x48\r | |
1145 | movl %edi,%edx\r | |
1146 | \r | |
1147 | InnerLoop: \r | |
1148 | .byte 0x48\r | |
1149 | movl (%esi),%eax\r | |
1150 | call PrintQword\r | |
1151 | addl $8,%esi\r | |
b29a823d | 1152 | mov $0x00, %al \r |
f3eb2131 | 1153 | movb %al,(%edi)\r |
1154 | addl $2,%edi\r | |
1155 | loop InnerLoop\r | |
1156 | \r | |
1157 | popl %ecx\r | |
1158 | addl $0xa0,%edx\r | |
1159 | movl %edx,%edi\r | |
1160 | loop OuterLoop\r | |
1161 | \r | |
1162 | \r | |
1163 | movl $0xb8960,%edi\r | |
1164 | \r | |
1165 | .byte 0x48\r | |
1166 | movl 18*8(%ebp),%eax # RIP\r | |
1167 | subl $8*8,%eax\r | |
1168 | .byte 0x48\r | |
1169 | movl %eax,%esi # esi = rip - 8 QWORD linear (total 16 QWORD)\r | |
1170 | \r | |
1171 | movl $4,%ecx\r | |
1172 | \r | |
1173 | OuterLoop1: \r | |
1174 | pushl %ecx\r | |
1175 | movl $4,%ecx\r | |
1176 | movl %edi,%edx\r | |
1177 | \r | |
1178 | InnerLoop1: \r | |
1179 | .byte 0x48\r | |
1180 | movl (%esi),%eax\r | |
1181 | call PrintQword\r | |
1182 | addl $8,%esi\r | |
b29a823d | 1183 | movb $0x00, %al\r |
f3eb2131 | 1184 | movb %al,(%edi)\r |
1185 | addl $2,%edi\r | |
1186 | loop InnerLoop1\r | |
1187 | \r | |
1188 | popl %ecx\r | |
1189 | addl $0xa0,%edx\r | |
1190 | movl %edx,%edi\r | |
1191 | loop OuterLoop1\r | |
1192 | \r | |
1193 | \r | |
1194 | \r | |
1195 | #wbinvd\r | |
3bd0ef80 | 1196 | LN_C1: \r |
f3eb2131 | 1197 | jmp LN_C1\r |
1198 | \r | |
1199 | #\r | |
1200 | # return\r | |
1201 | #\r | |
1202 | movl %ebp,%esp\r | |
1203 | # mov rsp, rbp\r | |
1204 | .byte 0x41\r | |
1205 | .byte 0x5f\r | |
1206 | # pop r15\r | |
1207 | .byte 0x41\r | |
1208 | .byte 0x5e\r | |
1209 | # pop r14\r | |
1210 | .byte 0x41\r | |
1211 | .byte 0x5d\r | |
1212 | # pop r13\r | |
1213 | .byte 0x41\r | |
1214 | .byte 0x5c\r | |
1215 | # pop r12\r | |
1216 | .byte 0x41\r | |
1217 | .byte 0x5b\r | |
1218 | # pop r11\r | |
1219 | .byte 0x41\r | |
1220 | .byte 0x5a\r | |
1221 | # pop r10\r | |
1222 | .byte 0x41\r | |
1223 | .byte 0x59\r | |
1224 | # pop r9\r | |
1225 | .byte 0x41\r | |
1226 | .byte 0x58\r | |
1227 | # pop r8\r | |
1228 | popl %edi\r | |
1229 | popl %esi\r | |
1230 | popl %ebp\r | |
1231 | popl %eax # esp\r | |
1232 | popl %ebx\r | |
1233 | popl %edx\r | |
1234 | popl %ecx\r | |
1235 | popl %eax\r | |
1236 | \r | |
1237 | .byte 0x48\r | |
1238 | .byte 0x83\r | |
1239 | .byte 0xc4\r | |
1240 | .byte 0x10\r | |
1241 | # add esp, 16 ; error code and INT number\r | |
1242 | \r | |
1243 | .byte 0x48\r | |
1244 | .byte 0xcf\r | |
1245 | # iretq\r | |
1246 | \r | |
1247 | PrintString: \r | |
1248 | pushl %eax\r | |
1249 | LN_C2: \r | |
b29a823d | 1250 | movb (%esi), %al\r |
f3eb2131 | 1251 | cmpb $0,%al\r |
1252 | je LN_C3\r | |
b29a823d | 1253 | movb %al, (%edi)\r |
f3eb2131 | 1254 | .byte 0xff\r |
1255 | .byte 0xc6\r | |
1256 | # inc esi\r | |
1257 | addl $2,%edi\r | |
1258 | jmp LN_C2\r | |
1259 | LN_C3: \r | |
1260 | popl %eax\r | |
1261 | ret\r | |
1262 | \r | |
1263 | ## RAX contains qword to print\r | |
1264 | ## RDI contains memory location (screen location) to print it to\r | |
1265 | PrintQword: \r | |
1266 | pushl %ecx\r | |
1267 | pushl %ebx\r | |
1268 | pushl %eax\r | |
1269 | \r | |
1270 | .byte 0x48\r | |
1271 | .byte 0xc7\r | |
1272 | .byte 0xc1\r | |
1273 | .long 16\r | |
1274 | # mov rcx, 16\r | |
1275 | looptop: \r | |
1276 | .byte 0x48\r | |
1277 | roll $4,%eax\r | |
1278 | movb %al,%bl\r | |
1279 | andb $0xf,%bl\r | |
1280 | addb $'0', %bl\r | |
1281 | cmpb $'9', %bl\r | |
1282 | jle @f\r | |
1283 | addb $7,%bl\r | |
1284 | @@: \r | |
b29a823d | 1285 | movb %bl, (%edi)\r |
f3eb2131 | 1286 | addl $2,%edi\r |
1287 | loop looptop\r | |
1288 | #wbinvd\r | |
1289 | \r | |
1290 | popl %eax\r | |
1291 | popl %ebx\r | |
1292 | popl %ecx\r | |
1293 | ret\r | |
1294 | \r | |
1295 | ClearScreen: \r | |
1296 | pushl %eax\r | |
1297 | pushl %ecx\r | |
1298 | \r | |
b29a823d | 1299 | movb $0x00, %al\r |
f3eb2131 | 1300 | movb $0xc,%ah\r |
1301 | movl $0xb8000,%edi\r | |
1302 | movl $80*24,%ecx\r | |
1303 | LN_C4: \r | |
b29a823d | 1304 | movw %ax, (%edi)\r |
f3eb2131 | 1305 | addl $2,%edi\r |
1306 | loop LN_C4\r | |
1307 | movl $0xb8000,%edi\r | |
1308 | \r | |
1309 | popl %ecx\r | |
1310 | popl %eax\r | |
1311 | \r | |
1312 | ret\r | |
1313 | \r | |
1314 | A2C: \r | |
1315 | andb $0xf,%al\r | |
1316 | addb $'0', %al\r | |
1317 | cmpb $'9', %al\r | |
1318 | jle @f\r | |
1319 | addb $7,%al\r | |
1320 | LN_C5: \r | |
1321 | ret\r | |
1322 | \r | |
1323 | String1: .asciz "*** INT "\r | |
1324 | \r | |
3bd0ef80 | 1325 | Int0String: .asciz "00h Divide by 0 -"\r |
1326 | Int1String: .asciz "01h Debug exception -"\r | |
1327 | Int2String: .asciz "02h NMI -"\r | |
1328 | Int3String: .asciz "03h Breakpoint -"\r | |
1329 | Int4String: .asciz "04h Overflow -"\r | |
1330 | Int5String: .asciz "05h Bound -"\r | |
1331 | Int6String: .asciz "06h Invalid opcode -"\r | |
1332 | Int7String: .asciz "07h Device not available -"\r | |
1333 | Int8String: .asciz "08h Double fault -"\r | |
1334 | Int9String: .asciz "09h Coprocessor seg overrun (reserved) -"\r | |
1335 | Int10String: .asciz "0Ah Invalid TSS -"\r | |
1336 | Int11String: .asciz "0Bh Segment not present -"\r | |
1337 | Int12String: .asciz "0Ch Stack fault -"\r | |
1338 | Int13String: .asciz "0Dh General protection fault -"\r | |
1339 | Int14String: .asciz "0Eh Page fault -"\r | |
1340 | Int15String: .asciz "0Fh (Intel reserved) -"\r | |
1341 | Int16String: .asciz "10h Floating point error -"\r | |
1342 | Int17String: .asciz "11h Alignment check -"\r | |
1343 | Int18String: .asciz "12h Machine check -"\r | |
1344 | Int19String: .asciz "13h SIMD Floating-Point Exception -"\r | |
f3eb2131 | 1345 | IntUnknownString: .asciz "??h Unknown interrupt -"\r |
1346 | \r | |
3bd0ef80 | 1347 | StringTable: .long Int0String, Int1String, Int2String, Int3String, \\r |
1348 | Int4String, Int5String, Int6String, Int7String, \\r | |
1349 | Int8String, Int9String, Int10String, Int11String, \\r | |
1350 | Int12String, Int13String, Int14String, Int15String,\\r | |
f3eb2131 | 1351 | Int16String, Int17String, Int18String, Int19String\r |
1352 | \r | |
1353 | String2: .asciz " HALT!! *** ("\r | |
1354 | String3: .asciz ")"\r | |
1355 | StringRax: .asciz "RAX="\r | |
1356 | StringRcx: .asciz " RCX="\r | |
1357 | StringRdx: .asciz " RDX="\r | |
1358 | StringRbx: .asciz "RBX="\r | |
1359 | StringRsp: .asciz " RSP="\r | |
1360 | StringRbp: .asciz " RBP="\r | |
1361 | StringRsi: .asciz "RSI="\r | |
1362 | StringRdi: .asciz " RDI="\r | |
1363 | StringEcode: .asciz " ECODE="\r | |
1364 | StringR8: .asciz "R8 ="\r | |
1365 | StringR9: .asciz " R9 ="\r | |
1366 | StringR10: .asciz " R10="\r | |
1367 | StringR11: .asciz "R11="\r | |
1368 | StringR12: .asciz " R12="\r | |
1369 | StringR13: .asciz " R13="\r | |
1370 | StringR14: .asciz "R14="\r | |
1371 | StringR15: .asciz " R15="\r | |
1372 | StringSs: .asciz " SS ="\r | |
1373 | StringRflags: .asciz "RFLAGS="\r | |
1374 | \r | |
1375 | Idtr: .float 0\r | |
1376 | .float 0\r | |
1377 | \r | |
1378 | .org 0x21ffe\r | |
1379 | BlockSignature: \r | |
1380 | .word 0xaa55\r | |
1381 | \r |