ethernet/apple/mace.h

1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3  * mace.h - definitions for the registers in the Am79C940 MACE
49 #define AUTO_PAD_XMIT	0x01	/* auto-pad short packets on transmission */
53 #define UFLO		0x40	/* underflow - xmit fifo ran dry */
58 #define LCAR		0x02	/* loss of carrier (transmission aborted) */
63 #define RETRY_MASK	0x0f	/* number of retries (0 - 15) */
66 #define LLRCV		0x08	/* low latency receive: early DMA request */
68 #define AUTO_STRIP_RCV	0x01	/* auto-strip short LLC frames on recv */
94 #define JABBER		0x80	/* jabber error - 10baseT xmission too long */
95 #define BABBLE		0x40	/* babble - xmitter xmitting for too long */
96 #define CERR		0x20	/* collision err - no SQE test (heartbeat) */
109 #define BSWP		0x40	/* byte swap, i.e. big-endian bus */
130 #define DXMT2PD		0x40	/* disable xmit two-part deferral algorithm */
138 #define XMTSEL		0x08	/* select DO+/DO- state when idle */
140 #define PORTSEL_10T	0x02	/* select 10Base-T port */
146 #define LNKFL		0x80	/* reports 10Base-T link failure */
147 #define DLNKTST		0x40	/* disable 10Base-T link test */
148 #define REVPOL		0x20	/* 10Base-T receiver polarity reversed */
150 #define LRT		0x08	/* low receive threshold for long links */
151 #define ASEL		0x04	/* auto-select AUI or 10Base-T port */