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| Rev 3004 | Rev 3401 | ||
|---|---|---|---|
| Line 34... | Line 34... | ||
| 34 | * @file |
34 | * @file |
| 35 | */ |
35 | */ |
| 36 | 36 | ||
| 37 | #include <elf_dyn.h> |
37 | #include <elf_dyn.h> |
| 38 | #include <rtld.h> |
38 | #include <rtld.h> |
| 39 | #include <pcb.h> |
39 | #include <loader/pcb.h> |
| 40 | 40 | ||
| 41 | // for testing printf |
41 | // for testing printf |
| 42 | #include <stdio.h> |
42 | #include <stdio.h> |
| 43 | 43 | ||
| 44 | void __main(void); |
44 | void __main(pcb_t *pcb); |
| 45 | void __io_init(void); |
45 | //void __io_init(void); |
| 46 | void __exit(void); |
46 | void __exit(void); |
| 47 | 47 | ||
| 48 | static void kputint(unsigned i) |
48 | static void kputint(unsigned i) |
| 49 | { |
49 | { |
| 50 | asm volatile ( |
50 | asm volatile ( |
| Line 98... | Line 98... | ||
| 98 | kputint(-1); |
98 | kputint(-1); |
| 99 | } |
99 | } |
| 100 | 100 | ||
| 101 | int test_var = 0x818283; |
101 | int test_var = 0x818283; |
| 102 | 102 | ||
| 103 | void __bootstrap(void); |
103 | void __bootstrap(pcb_t *pcb); |
| 104 | 104 | ||
| 105 | void __bootstrap(void) |
105 | void __bootstrap(pcb_t *pcb) |
| 106 | { |
106 | { |
| 107 | unsigned bias; |
107 | unsigned bias; |
| 108 | uint32_t *plt; |
108 | uint32_t *plt; |
| 109 | elf_dyn_t *dynamic; |
109 | elf_dyn_t *dynamic; |
| 110 | void *dptr; |
110 | void *dptr; |
| Line 120... | Line 120... | ||
| 120 | 120 | ||
| 121 | elf_symbol_t *sym_table; |
121 | elf_symbol_t *sym_table; |
| 122 | elf_rela_t *rel_table; |
122 | elf_rela_t *rel_table; |
| 123 | elf_rela_t *jmp_rel_table; |
123 | elf_rela_t *jmp_rel_table; |
| 124 | size_t jmp_rel_entries; |
124 | size_t jmp_rel_entries; |
| 125 | pcb_t *pcb; |
- | |
| 126 | uint32_t a, res; |
125 | uint32_t a, res; |
| 127 | uint32_t *r_ptr; |
126 | uint32_t *r_ptr; |
| 128 | uint32_t *_plt_ent; |
127 | uint32_t *_plt_ent; |
| 129 | 128 | ||
| 130 | kputint(42); |
129 | kputint(42); |
| 131 | pcb = __pcb_get(); |
- | |
| 132 | 130 | ||
| 133 | /* The program loader (iloader) kindly provided us with these */ |
131 | /* The program loader (iloader) kindly provided us with these */ |
| 134 | dynamic = pcb->rtld_dynamic; |
132 | dynamic = pcb->rtld_dynamic; |
| 135 | bias = pcb->rtld_bias; |
133 | bias = pcb->rtld_bias; |
| 136 | 134 | ||
| Line 310... | Line 308... | ||
| 310 | kputint(test_var); |
308 | kputint(test_var); |
| 311 | // while(1); |
309 | // while(1); |
| 312 | // while(1); |
310 | // while(1); |
| 313 | /* Init libc and run rtld main */ |
311 | /* Init libc and run rtld main */ |
| 314 | kputint(0x22); |
312 | kputint(0x22); |
| 315 | __main(); |
313 | __main(pcb); |
| 316 | 314 | ||
| 317 | kputint(33); |
315 | // kputint(33); |
| 318 | __io_init(); |
316 | // __io_init(); |
| 319 | kputint(-1); |
317 | kputint(-1); |
| 320 | kputint(0x52); |
318 | kputint(0x52); |
| 321 | // printf("Hello, world! (from ppc rtld)\n"); |
319 | // printf("Hello, world! (from ppc rtld)\n"); |
| 322 | kputint(0x62); |
320 | kputint(0x62); |
| 323 | // while(1); |
321 | // while(1); |