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29 lines
990 B
29 lines
990 B
;*************************************************
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; Name: HPSCAN16.INC
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; Description: Defines for HPSCAN16.ASM
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;*************************************************
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;**----------- Segment Declarations ------------**
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CSEG segment word public 'CODE'
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CSEG ends ;header segment
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;**-------------- Status Values ----------------**
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STAT_OK equ 0000h ;ok
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STAT_DONE equ 0100h ;function complete
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STAT_GF equ 800Ch ;general failure
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RH EQU ES:[BX] ;request header
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;**------ Common Request Header Structure ------**
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RHC struc ;common to all commands
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db ? ;length of request header
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db ? ;unit code of device
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RHC_CMD db ? ;command code
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RHC_STA dw ? ;completion status, 16-bits
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dq ? ;reserved for DOS
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db ? ;this field varies with command
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RHC_OFF dw ? ;offset of data
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RHC_SEG dw ? ;segment of data
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RHC_CNT dw ? ;byte count (length) of data
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RHC ends ;end of common portion
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