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;;
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;; Copyright (c) 2016 Marco Granati <mg@unet.bz>
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;;
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;; Permission to use, copy, modify, and distribute this software for any
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;; purpose with or without fee is hereby granted, provided that the above
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;; copyright notice and this permission notice appear in all copies.
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;;
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;; THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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;; WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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;; MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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;; ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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;; WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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;; ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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;; OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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;;
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;; name: dirp05.inc
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;; rev.: 2017/07/04
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;; bios C816 version v1.0
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.LIST on
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SOBUFADDR3	.EQU	SPOUTBUFF3
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SIBUFADDR3	.EQU	SPINBUFF3
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SOBUFSIZ3	.EQU	$1000
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SIBUFSIZ3	.EQU	$1000
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SOBUFADDR4	.EQU	SPOUTBUFF4
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SIBUFADDR4	.EQU	SPINBUFF4
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;SOBUFSIZ4	.EQU	$1000
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;SIBUFSIZ4	.EQU	$1000
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SOBUFSIZ4	.EQU	$8000
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SIBUFSIZ4	.EQU	$8000
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NGUARD31	.EQU	$0200	; numero bytes di guardia buffer RX XON/XOFF
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NGUARD32	.EQU	$0100	; numero bytes di guardia buffer RX handshake
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NFREE31		.EQU	$0800	; minimo posto in coda RX per cancellare pausa remota
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NFREE32		.EQU	$0400
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;---------------------------------------------------------------------------
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; direct page var's for test serial ports/usb handling
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;---------------------------------------------------------------------------
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DPSP2:	.SECTION page0, common, ref_only	;UART D.P.
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usbslv		.DB	; <7>: plugged-in, <6>: plug-in pending
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usbum		.DB	; <7>: pending message, <6>: connected
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usbcnt1		.DB	; timeout UM245 plug-in detection
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usbbuf		.DS	8
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usbtim		.DB
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usbcnt		.DB
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usbmst		.DB
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usbsiz		.DW
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usbptr		LP
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usbtmp		.DB
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usbcmp		.DB
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; serial port 65C51
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spmode3		.DB	; <7>: 0=no handshake, 1=handshake
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			; <6>: 0=software/1=hardware handshake
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			; <5>: not used
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			; <4>: not used
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			; <3>: 0=odd parity, 1=even parity
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			; <2>: 0=no parity, 1=parity as specified
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			;      by bit <3>
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			; <1:0> : baud rate
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			;	00 =  19200
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			;	01 =  38400
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			;	10 =  57600
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			;	11 = 115200
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splin3		.DB	; <7>: /CTS line level
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			; <6>: /DSR line status
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sppause3	.DB
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spout3		.DB
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spstat3		.DB	; staus
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			; <7>: rx error (data discarded)
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			; <6>: rx buffer overflow
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			; <5>: remote disconnession (/DSR line = 1)
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			; <4>: output buffer overflow
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			; <3>: not used
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			; <2>: framing error
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			; <1>: parity error
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			; <0>: overrun error
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sptmp3		.DB
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ibuftail3	.DW
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ibufhead3	.DW
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obuftail3	.DW
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obufhead3	.DW
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ibufcnt3	.DW
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obufcnt3	.DW
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icntmin3	.DW
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icntmax3	.DW
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; serial port 16C550
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spmode4		.DB	; <7>: 0=no handshake, 1=handshake
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			; <6>: 0=software/1=hardware handshake
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			; <5>: not used
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			; <4>: not used
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			; <3>: 0=odd parity, 1=even parity
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			; <2>: 0=no parity, 1=parity as specified
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			;      by bit <3>
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			; <1:0> : baud rate
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			;	00 =  19200
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			;	01 =  38400
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			;	10 =  57600
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			;	11 = 115200
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splin4		.DB	; <7>: /DSR line level
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			; <6>: /CTS line status
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sppause4	.DB
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spout4		.DB
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spstat4		.DB	; staus
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			; <7>: rx error (data discarded)
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			; <6>: rx buffer overflow
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			; <5>: remote disconnession (/DSR line = 1)
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			; <4>: output buffer overflow
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			; <3>: break
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			; <2>: framing error
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			; <1>: parity error
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			; <0>: overrun error
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sptmp4		.DB
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ibuftail4	.DW
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ibufhead4	.DW
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obuftail4	.DW
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obufhead4	.DW
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ibufcnt4	.DW
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obufcnt4	.DW
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icntmin4	.DW
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icntmax4	.DW
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spcnt4		.DB
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uartlsr		.DB
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uartiir		.DB
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usb0name	.DS	36
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	.ENDS
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.LIST off