net/hamradio/z8530.h

1 /* SPDX-License-Identifier: GPL-2.0 */
57 #define	SYNC_L_INH	0x2	/* Sync Character Load Inhibit */
58 #define	ADD_SM		0x4	/* Address Search Mode (SDLC) */
60 #define	ENT_HM		0x10	/* Enter Hunt Mode */
72 #define	SYNC_ENAB	0	/* Sync Modes Enable */
77 #define	MONSYNC		0	/* 8 Bit Sync character */
78 #define	BISYNC		0x10	/* 16 bit sync character */
79 #define	SDLC		0x20	/* SDLC Mode (01111110 Sync Flag) */
80 #define	EXTSYNC		0x30	/* External Sync Mode */
82 #define	X1CLK		0x0	/* x1 clock mode */
83 #define	X16CLK		0x40	/* x16 clock mode */
84 #define	X32CLK		0x80	/* x32 clock mode */
85 #define	X64CLK		0xC0	/* x64 clock mode */
91 #define	SDLC_CRC	0x4	/* SDLC/CRC-16 */
100 /* Write Register 6 (Sync bits 0-7/SDLC Address Field) */
102 /* Write Register 7 (Sync bits 8-15/SDLC 01111110) */
118 #define	BIT6	1	/* 6 bit/8bit sync */
119 #define	LOOPMODE 2	/* SDLC Loop mode */
123 #define	NRZ	0	/* NRZ mode */
124 #define	NRZI	0x20	/* NRZI mode */
129 /* Write Register 11 (Clock Mode control) */
155 #define	SEARCH	0x20	/* Enter search mode */
160 #define	SFMM	0xc0	/* Set FM mode */
161 #define	SNRZI	0xe0	/* Set NRZI mode */
166 #define	SYNCIE	0x10	/* Sync/hunt IE */
177 #define	SYNC_HUNT	0x10	/* Sync/hunt */
199 /* Read Register 2 (channel b only) - Interrupt vector */
229 #define TXDNRZI 0x08		/* TxD Pulled High in SDLC NRZI mode */
231 #define FASTDTR 0x10		/* Fast DTR/REQ Mode */