Rev 2236 | Rev 2293 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 2236 | Rev 2254 | ||
|---|---|---|---|
| Line 31... | Line 31... | ||
| 31 | #include "_components.h" |
31 | #include "_components.h" |
| 32 | #include <printf.h> |
32 | #include <printf.h> |
| 33 | 33 | ||
| 34 | #include "mm.h" |
34 | #include "mm.h" |
| 35 | 35 | ||
| 36 | #define KERNEL_PHY_ADDRESS 0x00100000 |
36 | #define KERNEL_VIRTUAL_ADDRESS 0x80100000 |
| 37 | 37 | ||
| 38 | char *release = RELEASE; |
38 | char *release = RELEASE; |
| 39 | 39 | ||
| 40 | #ifdef REVISION |
40 | #ifdef REVISION |
| 41 | char *revision = ", revision " REVISION; |
41 | char *revision = ", revision " REVISION; |
| Line 54... | Line 54... | ||
| 54 | { |
54 | { |
| 55 | printf("HelenOS ARM32 Bootloader\nRelease %s%s%s\nCopyright (c) 2007 HelenOS project\n", |
55 | printf("HelenOS ARM32 Bootloader\nRelease %s%s%s\nCopyright (c) 2007 HelenOS project\n", |
| 56 | release, revision, timestamp); |
56 | release, revision, timestamp); |
| 57 | } |
57 | } |
| 58 | 58 | ||
| - | 59 | /** Copies all images to #KERNEL_VIRTUAL_ADDRESS and jumps there. */ |
|
| 59 | void bootstrap(void) |
60 | void bootstrap(void) |
| 60 | { |
61 | { |
| - | 62 | mmu_start(); |
|
| 61 | version_print(); |
63 | version_print(); |
| 62 | 64 | ||
| 63 | component_t components[COMPONENTS]; |
65 | component_t components[COMPONENTS]; |
| 64 | bootinfo_t bootinfo; |
66 | bootinfo_t bootinfo; |
| 65 | init_components(components); |
67 | init_components(components); |
| 66 | 68 | ||
| 67 | printf("\nMemory statistics\n"); |
69 | printf("\nMemory statistics\n"); |
| 68 | printf(" kernel entry point at %L\n", KERNEL_PHY_ADDRESS); |
70 | printf(" kernel entry point at %L\n", KERNEL_VIRTUAL_ADDRESS); |
| 69 | printf(" %L: boot info structure\n", &bootinfo); |
71 | printf(" %L: boot info structure\n", &bootinfo); |
| 70 | 72 | ||
| 71 | unsigned int i, j; |
73 | unsigned int i, j; |
| 72 | for (i = 0; i < COMPONENTS; i++) { |
74 | for (i = 0; i < COMPONENTS; i++) { |
| 73 | printf(" %L: %s image (size %d bytes)\n", |
75 | printf(" %L: %s image (size %d bytes)\n", |
| Line 78... | Line 80... | ||
| 78 | unsigned int top = 0; |
80 | unsigned int top = 0; |
| 79 | bootinfo.cnt = 0; |
81 | bootinfo.cnt = 0; |
| 80 | for (i = 0; i < COMPONENTS; i++) { |
82 | for (i = 0; i < COMPONENTS; i++) { |
| 81 | printf(" %s...", components[i].name); |
83 | printf(" %s...", components[i].name); |
| 82 | top = ALIGN_UP(top, PAGE_SIZE); |
84 | top = ALIGN_UP(top, PAGE_SIZE); |
| 83 | memcpy(((void *) KERNEL_PHY_ADDRESS) + top, components[i].start, components[i].size); |
85 | memcpy(((void *) KERNEL_VIRTUAL_ADDRESS) + top, components[i].start, components[i].size); |
| 84 | if (i > 0) { |
86 | if (i > 0) { |
| 85 | bootinfo.tasks[bootinfo.cnt].addr = ((void *) KERNEL_PHY_ADDRESS) + top; |
87 | bootinfo.tasks[bootinfo.cnt].addr = ((void *) KERNEL_VIRTUAL_ADDRESS) + top; |
| 86 | bootinfo.tasks[bootinfo.cnt].size = components[i].size; |
88 | bootinfo.tasks[bootinfo.cnt].size = components[i].size; |
| 87 | bootinfo.cnt++; |
89 | bootinfo.cnt++; |
| 88 | } |
90 | } |
| 89 | 91 | ||
| 90 | top += components[i].size; |
92 | top += components[i].size; |
| 91 | printf("done.\n"); |
93 | printf("done.\n"); |
| 92 | } |
94 | } |
| 93 | 95 | ||
| 94 | mm_kernel_mapping(); |
- | |
| 95 | - | ||
| 96 | printf("\nBooting the kernel...\n"); |
96 | printf("\nBooting the kernel...\n"); |
| 97 | jump_to_kernel((void *) PA2KA(KERNEL_PHY_ADDRESS), &bootinfo, sizeof(bootinfo)); |
97 | jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS, &bootinfo, sizeof(bootinfo)); |
| 98 | } |
98 | } |
| 99 | 99 | ||