diff options
Diffstat (limited to 'src/arch/i386/interface/pxe/pxe_call.c')
| -rw-r--r-- | src/arch/i386/interface/pxe/pxe_call.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/src/arch/i386/interface/pxe/pxe_call.c b/src/arch/i386/interface/pxe/pxe_call.c index 04aaf3b2..320ae125 100644 --- a/src/arch/i386/interface/pxe/pxe_call.c +++ b/src/arch/i386/interface/pxe/pxe_call.c @@ -433,7 +433,7 @@ void pxe_init_structures ( void ) { * @ret rc Return status code */ int pxe_start_nbp ( void ) { - int discard_b, discard_c; + int discard_b, discard_c, discard_d; uint16_t rc; /* Far call to PXE NBP */ @@ -444,11 +444,12 @@ int pxe_start_nbp ( void ) { "lcall $0, $0x7c00\n\t" "addw $4, %%sp\n\t" ) : "=a" ( rc ), "=b" ( discard_b ), - "=c" ( discard_c ) - : "a" ( __from_text16 ( &ppxe ) ), - "b" ( __from_text16 ( &pxenv ) ), - "c" ( rm_cs ) - : "edx", "esi", "edi", "ebp", "memory" ); + "=c" ( discard_c ), "=d" ( discard_d ) + : "a" ( __from_text16 ( &ppxe ) ), + "b" ( __from_text16 ( &pxenv ) ), + "c" ( rm_cs ), + "d" ( virt_to_phys ( &pxenv ) ) + : "esi", "edi", "ebp", "memory" ); return rc; } |