diff options
Diffstat (limited to 'core/com32.inc')
| -rw-r--r-- | core/com32.inc | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/core/com32.inc b/core/com32.inc index cb172794..810ee036 100644 --- a/core/com32.inc +++ b/core/com32.inc @@ -1,7 +1,7 @@ ;; ----------------------------------------------------------------------- ;; ;; Copyright 1994-2009 H. Peter Anvin - All Rights Reserved -;; Copyright 2009 Intel Corporation; author: H. Peter Anvin +;; Copyright 2009-2010 Intel Corporation; author: H. Peter Anvin ;; ;; This program is free software; you can redistribute it and/or modify ;; it under the terms of the GNU General Public License as published by @@ -17,6 +17,8 @@ ;; Common code for running a COM32 image ;; + extern pm_api_vector + ; ; Load a COM32 image. A COM32 image is the 32-bit analogue to a DOS ; .com file. A COM32 image is loaded at address 0x101000, with %esp @@ -82,6 +84,7 @@ com32_start: .pm: ; Set up the calling stack frame + push dword pm_api_vector push dword [HighMemSize] ; Memory managed by Syslinux push dword core_cfarcall ; Cfarcall entry point push dword core_farcall ; Farcall entry point @@ -89,7 +92,7 @@ com32_start: push dword core_real_mode ; Bounce buffer address push dword core_intcall ; Intcall entry point push dword command_line ; Command line pointer - push dword 7 ; Argument count + push dword 8 ; Argument count sti ; Interrupts OK now call com32_entry ; Run the program... ; ... on return, fall through to com32_exit ... @@ -123,7 +126,7 @@ not_com32r_msg db ': not a COM32R image', CR, LF, 0 global __com32 alignz 4 __com32: - dd 7 ; Argument count + dd 8 ; Argument count dd 0 ; No command line dd core_intcall ; Intcall entry point dd core_xfer_buf ; Bounce buffer address @@ -131,3 +134,4 @@ __com32: dd core_farcall ; Farcall entry point dd core_cfarcall ; Cfarcall entry point HighMemSize dd 0 ; End of memory pointer (bytes) + dd pm_api_vector ; Protected mode functions |