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| author | Matt Fleming <matt.fleming@intel.com> | 2013-03-06 17:10:32 +0000 |
|---|---|---|
| committer | Matt Fleming <matt.fleming@intel.com> | 2013-03-06 17:10:32 +0000 |
| commit | 4153b9005c460e02d36c457367a045444812bb97 (patch) | |
| tree | d6f41a24f4f58d0c85725f61aea0e5deba6d21cd /core/callback.inc | |
| parent | 12eafad11c9c68c979309087d71f1c76e3f1c4b9 (diff) | |
| parent | 16aa878d78086e9bc1c1f1053dc24da295f81e05 (diff) | |
| download | syslinux-5.10-pre1.tar.gz | |
Merge branch 'lwip-merge' into elflinksyslinux-5.10-pre1
Diffstat (limited to 'core/callback.inc')
| -rw-r--r-- | core/callback.inc | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/core/callback.inc b/core/callback.inc index 454b4522..f1332e8e 100644 --- a/core/callback.inc +++ b/core/callback.inc @@ -49,6 +49,7 @@ core_intcall: core_syscall: pushfd ; Save IF among other things... + inc dword [CallbackCtr] push ebx push ebp push esi @@ -130,6 +131,10 @@ core_syscall: ; Remove from stack pop dword [CallbackSP] + dec dword [CallbackCtr] + jnz .skip + call [core_pm_hook] +.skip: pop edi pop esi pop ebp @@ -145,6 +150,7 @@ core_syscall: global core_cfarcall:function hidden core_cfarcall: pushfd ; Save IF among other things... + inc dword [CallbackCtr] push ebx push ebp push esi @@ -199,6 +205,10 @@ core_cfarcall: mov eax,esi ; EDX already set up to be the RM return value pop dword [CallbackSP] + dec dword [CallbackCtr] + jnz .skip + call [core_pm_hook] +.skip: pop ebx pop ebp pop esi @@ -206,10 +216,11 @@ core_cfarcall: popfd ret - bits 16 section .bss16 alignb 4 + global core_pm_hook CallbackSP resd 1 ; SP saved during callback +CallbackCtr resd 1 bits 16 section .text16 |