From: Gene Cumm <gene.cumm@gmail.com>
Date: Sat, 13 Nov 2010 16:22:54 +0000 (-0500)
Subject: PXELINUX: add gPXE PXENV_FILE_EXEC in addition to PXENV_RESTART_TFTP; comments
X-Git-Tag: syslinux-4.04-pre1~7^4~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;ds=sidebyside;h=3341e22cf54e2d2da856c82c6f09e8d06b72be72;p=profile%2Fivi%2Fsyslinux.git

PXELINUX: add gPXE PXENV_FILE_EXEC in addition to PXENV_RESTART_TFTP; comments

Both of these calls will not return if successful
---

diff --git a/core/pxelinux.asm b/core/pxelinux.asm
index 165472d..31741a9 100644
--- a/core/pxelinux.asm
+++ b/core/pxelinux.asm
@@ -366,7 +366,9 @@ pxenv:
 		pushad
 
 		; We may be removing ourselves from memory
-		cmp bx,0073h
+		cmp bx,0073h		; PXENV_RESTART_TFTP
+		jz .disable_timer
+		cmp bx,00E5h		; gPXE PXENV_FILE_EXEC
 		jz .disable_timer
 		jmp .store_stack
 
@@ -401,9 +403,11 @@ pxenv:
 		; the PXEStatus variable.
 		popad
 
-		; If the TFTP failed, it could return.
+		; If the call failed, it could return.
 		cmp bx,0073h
 		jz .enable_timer
+		cmp bx,00E5h
+		jz .enable_timer
 		jmp .pop_flags
 
 .enable_timer: