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[/] [or1k/] [trunk/] [mw/] [src/] [drivers/] [asm.h] - Rev 1772
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; 26 Jul 92 ; Copyright (c) 1999 Greg Haerr <greg@censoft.com> ; asm.h - all asm*.s TC/MC/Aztec assembly include file ; ; 7/26/92 v6.3 TSC support ; 11/17/92 original version ; ; #define __LARGE__, __MEDIUM__, __SMALL__ for model ; #define AZTEC, TURBOC, or MSC for C Compiler ; ; Routines included: ; ; include asm.h - start the assembly file ; .header - create the code and data segs ; .cseg - start the code segment ; .cend - end the code segment ; .dseg - start the data segment ; .dend - end the data segment ; .dsym name,type - declare global C data (type=word,byte) ; .cextp name - reference an external C procedure, use model as type ; .cextrn name,type- reference external C variable and type(word,byte) ; .cproc name - declare a C-accessible procedure, use model as type ; .cendp name - end C procedure ; .center - enter C procedure (set up BP etc) ; .cexit - exit C procedure (restore BP etc) ; ; Check Model Symbol IFNDEF __LARGE__ IFNDEF __MEDIUM__ IFNDEF __SMALL__ %OUT You must supply a model symbol, __LARGE__, __SMALL__, or __MEDIUM__ ENDIF ENDIF ENDIF ; ; Check Compiler Symbol IFDEF AZTEC include asmaz.h ELSE IFDEF TURBOC include asmtc.h ELSE IFDEF MSC include asmmsc.h ELSE IFDEF TSC include asmtsc.h ELSE %OUT You must supply a Compiler symbol, AZTEC, TURBOC, MSC or TSC. .ERR ENDIF ENDIF ENDIF ENDIF ; ; Define other global symbols IFDEF __LARGE__ LPROG equ 1 LDATA equ 1 ifdef AZTEC PROCP equ far else PROCPTR equ far ptr endif ENDIF IFDEF __MEDIUM__ LPROG equ 1 LDATA equ 0 ifdef AZTEC PROCP equ far else PROCPTR equ far ptr endif ENDIF IFDEF __SMALL__ LPROG equ 0 LDATA equ 0 ifdef AZTEC PROCP equ near else PROCPTR equ near ptr endif ENDIF ;
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