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Lines 265-276
int pxe_start_nbp ( void ) {
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| 265 |
DBG ( "Restarting NBP (%x)\n", jmp ); |
265 |
DBG ( "Restarting NBP (%x)\n", jmp ); |
| 266 |
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| 267 |
/* Far call to PXE NBP */ |
267 |
/* Far call to PXE NBP */ |
| 268 |
__asm__ __volatile__ ( REAL_CODE ( "movw %%cx, %%es\n\t" |
268 |
__asm__ __volatile__ ( REAL_CODE ( "pushl %%ebp\n\t" |
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269 |
"movw %%cx, %%es\n\t" |
| 269 |
"pushw %%es\n\t" |
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"pushw %%es\n\t" |
| 270 |
"pushw %%di\n\t" |
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"pushw %%di\n\t" |
| 271 |
"sti\n\t" |
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"sti\n\t" |
| 272 |
"lcall $0, $0x7c00\n\t" |
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"lcall $0, $0x7c00\n\t" |
| 273 |
"addw $4, %%sp\n\t" ) |
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"addw $4, %%sp\n\t" |
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"popl %%ebp\n\t") |
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: "=a" ( rc ), "=b" ( discard_b ), |
276 |
: "=a" ( rc ), "=b" ( discard_b ), |
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"=c" ( discard_c ), "=d" ( discard_d ), |
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"=c" ( discard_c ), "=d" ( discard_d ), |
| 276 |
"=D" ( discard_D ) |
278 |
"=D" ( discard_D ) |
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Lines 278-284
int pxe_start_nbp ( void ) {
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| 278 |
"c" ( rm_cs ), |
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"c" ( rm_cs ), |
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"d" ( virt_to_phys ( &pxenv ) ), |
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"d" ( virt_to_phys ( &pxenv ) ), |
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"D" ( __from_text16 ( &ppxe ) ) |
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"D" ( __from_text16 ( &ppxe ) ) |
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: "esi", "ebp", "memory" ); |
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: "esi", "memory" ); |
| 282 |
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284 |
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| 283 |
return rc; |
285 |
return rc; |
| 284 |
} |
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} |
