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| Rev 347 | Rev 406 | ||
|---|---|---|---|
| Line 46... | Line 46... | ||
| 46 | # switch to protected mode. |
46 | # switch to protected mode. |
| 47 | # |
47 | # |
| 48 | 48 | ||
| 49 | #define START_STACK (BOOTSTRAP_OFFSET-0x400) |
49 | #define START_STACK (BOOTSTRAP_OFFSET-0x400) |
| 50 | 50 | ||
| 51 | .section K_TEXT_START |
51 | .section K_TEXT_START, "ax" |
| 52 | .code16 |
52 | .code16 |
| 53 | .global kernel_image_start |
53 | .global kernel_image_start |
| 54 | kernel_image_start: |
54 | kernel_image_start: |
| 55 | cli |
55 | cli |
| 56 | xorw %ax,%ax |
56 | xorw %ax,%ax |
| Line 135... | Line 135... | ||
| 135 | 135 | ||
| 136 | call main_bsp # never returns |
136 | call main_bsp # never returns |
| 137 | 1: |
137 | 1: |
| 138 | jmp 1b |
138 | jmp 1b |
| 139 | 139 | ||
| 140 | .section K_DATA_START |
140 | .section K_DATA_START, "aw", @progbits |
| 141 | .align 4096 |
141 | .align 4096 |
| 142 | 142 | ||
| 143 | # Identical mapping of first 16MB and the same of -2GB -> 0 |
143 | # Identical mapping of first 16MB and the same of -2GB -> 0 |
| 144 | .global ptl_2 |
144 | .global ptl_2 |
| 145 | ptl_2: |
145 | ptl_2: |