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58 lines
1.5 KiB
58 lines
1.5 KiB
/* config.h
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* stuff here is meant to deal w/ portability issues
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* across architectur/platforms
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*
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* ALL_HOST defined means do all work on host, as opposed to some on
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* TI board
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*
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* DIRECT_IO defined means the CPU running the code cas do direct file IO
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*
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* NO_ADDR_CONST_EXPR defined means the compiler in use can't do address
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* arithmetic in integer constant expressions, i.e. case statement
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*/
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#ifndef _CONFIG_H_
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#define _CONFIG_H_
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#ifdef sun
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#define ALL_HOST /* do all the work on the host */
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#define DIRECT_IO /* the CPU doing the graphics can do file IO */
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/*#define NO_ADDR_CONST_EXPR */
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#else /* def sun */
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#define ALL_HOST /* do all the work on the host */
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#define DIRECT_IO /* the CPU doing the graphics can do file IO */
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#define NO_ADDR_CONST_EXPR
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#endif /* def sun */
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#ifndef FAR
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#ifdef MSDOS
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#define FAR far
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#else
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#define FAR
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#endif
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#endif
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/* deal w/ the different pointer addressing, i.e. PR_SHIFT != 0 means bit
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* addressing
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*/
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#ifdef MSDOS
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#define PR_SHIFT 0 /* Host code; byte addresses */
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#elif sun
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#define PR_SHIFT 0 /* Host code; byte addresses */
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#else
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#define PR_SHIFT 3 /* TI code; bit of byte addresses */
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#endif /* MSDOS */
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/* the following macros are for dealing w/ TI "asm" statement */
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#ifdef ALL_HOST
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#define DISABLE_INTERRUPT
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#define ENABLE_INTERRUPT
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#define ASM( a,b) b
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#else /* ALL_HOST */
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#define DISABLE_INTERRUPT asm (" DINT")
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#define ENABLE_INTERRUPT asm (" EINT")
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#define ASM( a,b) a
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#endif /* ALL_HOST */
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#endif /* __CONFIG_H */
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