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| author | H. Peter Anvin <hpa@zytor.com> | 2010-02-06 16:28:05 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2010-02-06 16:28:48 -0800 |
| commit | ec7ce064361a4900d27bfe4a2040d4443ca2519c (patch) | |
| tree | d6674d4fa37b2c213e16be363a242b5d01dc73f2 | |
| parent | c823e677c273321821975fa4bd512f7eabf0ce51 (diff) | |
| download | syslinux.git-ec7ce064361a4900d27bfe4a2040d4443ca2519c.tar.gz syslinux.git-ec7ce064361a4900d27bfe4a2040d4443ca2519c.tar.xz syslinux.git-ec7ce064361a4900d27bfe4a2040d4443ca2519c.zip | |
pxelinux: give our own IP address in the "derivate info" API call
Add our own IP address to the "get derivative-specific info" API call.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
| -rw-r--r-- | com32/include/syslinux/config.h | 2 | ||||
| -rw-r--r-- | core/comboot.inc | 2 | ||||
| -rw-r--r-- | doc/comboot.txt | 1 |
3 files changed, 4 insertions, 1 deletions
diff --git a/com32/include/syslinux/config.h b/com32/include/syslinux/config.h index 168a5160..868b0f10 100644 --- a/com32/include/syslinux/config.h +++ b/com32/include/syslinux/config.h @@ -110,7 +110,7 @@ union syslinux_derivative_info { uint32_t _edi, _esi, _ebp, _esp, _ebx; uint16_t apiver; uint16_t _dxh; - uint32_t _ecx; + uint32_t myip; uint8_t filesystem, ah; uint16_t _axh; uint32_t _eflags; diff --git a/core/comboot.inc b/core/comboot.inc index cdba16d5..82b158f8 100644 --- a/core/comboot.inc +++ b/core/comboot.inc @@ -577,6 +577,8 @@ comapi_derinfo: mov P_SI,ax mov ax,[InitStack+2] mov P_FS,ax + mov eax,[MyIP] + mov P_ECX,eax %else ; Physical medium... diff --git a/doc/comboot.txt b/doc/comboot.txt index b3d8e648..4ef10f45 100644 --- a/doc/comboot.txt +++ b/doc/comboot.txt @@ -401,6 +401,7 @@ AX=000Ah [2.00] Get Derivative-Specific Information Input: AX 000Ah Output: AL 32h (PXELINUX) DX PXE API version detected (DH=major, DL=minor) + ECX Local IP number (network byte order) [3.85] ES:BX pointer to PXENV+ or !PXE structure FS:SI pointer to original stack with invocation record |