patch-2.1.112 linux/drivers/net/bmac.h

• Lines: 165
• Date: Sun Jul 26 23:35:56 1998
• Orig file: v2.1.111/linux/drivers/net/bmac.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.111/linux/drivers/net/bmac.h linux/drivers/net/bmac.h
@@ -0,0 +1,164 @@
+/*
+ * mace.h - definitions for the registers in the "Big Mac"
+ *  Ethernet controller found in PowerMac G3 models.
+ *
+ * Copyright (C) 1998 Randy Gobbel.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+/* The "Big MAC" appears to have some parts in common with the Sun "Happy Meal"
+ * (HME) controller.  See sunhme.h
+ */
+
+ 
+/* register offsets */
+
+/* global status and control */
+#define	XIFC		0x000   /* low-level interface control */
+#	define	TxOutputEnable	0x0001 /* output driver enable */
+#	define	XIFLoopback	0x0002 /* Loopback-mode XIF enable */
+#	define	MIILoopback	0x0004 /* Loopback-mode MII enable */
+#	define	MIILoopbackBits	0x0006
+#	define	MIIBuffDisable	0x0008 /* MII receive buffer disable */
+#	define	SQETestEnable	0x0010 /* SQE test enable */
+#	define	SQETimeWindow	0x03e0 /* SQE time window */
+#	define	XIFLanceMode	0x0010 /* Lance mode enable */
+#	define	XIFLanceIPG0	0x03e0 /* Lance mode IPG0 */
+#define	TXFIFOCSR	0x100   /* transmit FIFO control */
+#	define	TxFIFOEnable	0x0001
+#define	TXTH		0x110   /* transmit threshold */
+#	define	TxThreshold	0x0004
+#define RXFIFOCSR	0x120   /* receive FIFO control */
+#	define	RxFIFOEnable	0x0001
+#define MEMADD		0x130   /* memory address, unknown function */
+#define MEMDATAHI	0x140   /* memory data high, presently unused in driver */
+#define MEMDATALO	0x150   /* memory data low, presently unused in driver */
+#define XCVRIF		0x160   /* transceiver interface control */
+#	define	COLActiveLow	0x0002
+#	define	SerialMode	0x0004
+#	define	ClkBit		0x0008
+#	define	LinkStatus	0x0100
+#define CHIPID          0x170   /* chip ID */
+#define	MIFCSR		0x180   /* ??? */
+#define	SROMCSR		0x190   /* SROM control */
+#	define	ChipSelect	0x0001
+#	define	Clk		0x0002
+#define TXPNTR		0x1a0   /* transmit pointer */
+#define	RXPNTR		0x1b0   /* receive pointer */
+#define	STATUS		0x200   /* status--reading this clears it */
+#define	INTDISABLE	0x210   /* interrupt enable/disable control */
+/* bits below are the same in both STATUS and INTDISABLE registers */
+#	define	FrameReceived	0x00000001 /* Received a frame */
+#	define	RxFrameCntExp	0x00000002 /* Receive frame counter expired */
+#	define	RxAlignCntExp	0x00000004 /* Align-error counter expired */
+#	define	RxCRCCntExp	0x00000008 /* CRC-error counter expired */
+#	define	RxLenCntExp	0x00000010 /* Length-error counter expired */
+#	define	RxOverFlow	0x00000020 /* Receive FIFO overflow */
+#	define	RxCodeViolation	0x00000040 /* Code-violation counter expired */
+#	define	SQETestError	0x00000080 /* Test error in XIF for SQE */
+#	define	FrameSent	0x00000100 /* Transmitted a frame */
+#	define	TxUnderrun	0x00000200 /* Transmit FIFO underrun */
+#	define	TxMaxSizeError	0x00000400 /* Max-packet size error */
+#	define	TxNormalCollExp	0x00000800 /* Normal-collision counter expired */
+#	define	TxExcessCollExp	0x00001000 /* Excess-collision counter expired */
+#	define	TxLateCollExp	0x00002000 /* Late-collision counter expired */
+#	define	TxNetworkCollExp 0x00004000 /* First-collision counter expired */
+#	define	TxDeferTimerExp	0x00008000 /* Defer-timer expired */
+#	define	RxFIFOToHost	0x00010000 /* Data moved from FIFO to host */
+#	define	RxNoDescriptors	0x00020000 /* No more receive descriptors */
+#	define	RxDMAError	0x00040000 /* Error during receive DMA */
+#	define	RxDMALateErr	0x00080000 /* Receive DMA, data late */
+#	define	RxParityErr	0x00100000 /* Parity error during receive DMA */
+#	define	RxTagError	0x00200000 /* Tag error during receive DMA */
+#	define	TxEOPError	0x00400000 /* Tx descriptor did not have EOP set */
+#	define	MIFIntrEvent	0x00800000 /* MIF is signaling an interrupt */
+#	define	TxHostToFIFO	0x01000000 /* Data moved from host to FIFO  */
+#	define	TxFIFOAllSent	0x02000000 /* Transmitted all packets in FIFO */
+#	define	TxDMAError	0x04000000 /* Error during transmit DMA */
+#	define	TxDMALateError	0x08000000 /* Late error during transmit DMA */
+#	define	TxParityError	0x10000000 /* Parity error during transmit DMA */
+#	define	TxTagError	0x20000000 /* Tag error during transmit DMA */
+#	define	PIOError	0x40000000 /* PIO access got an error */
+#	define	PIOParityError	0x80000000 /* PIO access got a parity error  */
+#	define	DisableAll	0xffffffff
+#	define	EnableAll	0x00000000
+/* #	define	NormalIntEvents	~(FrameReceived | FrameSent | TxUnderrun) */
+#	define	EnableNormal	~(FrameReceived | FrameSent)
+#	define	EnableErrors	(FrameReceived | FrameSent)
+#	define	RxErrorMask	(RxFrameCntExp | RxAlignCntExp | RxCRCCntExp | \
+				 RxLenCntExp | RxOverFlow | RxCodeViolation)
+#	define	TxErrorMask	(TxUnderrun | TxMaxSizeError | TxExcessCollExp | \
+				 TxLateCollExp | TxNetworkCollExp | TxDeferTimerExp)
+
+/* transmit control */
+#define	TXRST		0x420   /* transmit reset */
+#	define	TxResetBit	0x0001
+#define	TXCFG		0x430   /* transmit configuration control*/
+#	define	TxMACEnable	0x0001 /* output driver enable */
+#	define	TxSlowMode	0x0020 /* enable slow mode */
+#	define	TxIgnoreColl	0x0040 /* ignore transmit collisions */
+#	define	TxNoFCS		0x0080 /* do not emit FCS */
+#	define	TxNoBackoff	0x0100 /* no backoff in case of collisions */
+#	define	TxFullDuplex	0x0200 /* enable full-duplex */
+#	define	TxNeverGiveUp	0x0400 /* don't give up on transmits */
+#define IPG1		0x440   /* Inter-packet gap 1 */
+#define IPG2		0x450   /* Inter-packet gap 2 */
+#define ALIMIT		0x460   /* Transmit attempt limit */
+#define SLOT		0x470   /* Transmit slot time */
+#define PALEN		0x480   /* Size of transmit preamble */
+#define PAPAT		0x490   /* Pattern for transmit preamble */
+#define TXSFD		0x4a0   /* Transmit frame delimiter */
+#define JAM		0x4b0   /* Jam size */
+#define TXMAX		0x4c0   /* Transmit max pkt size */
+#define TXMIN		0x4d0   /* Transmit min pkt size */
+#define PAREG		0x4e0   /* Count of transmit peak attempts */
+#define DCNT		0x4f0   /* Transmit defer timer */
+#define NCCNT		0x500   /* Transmit normal-collision counter */
+#define NTCNT		0x510   /* Transmit first-collision counter */
+#define EXCNT		0x520   /* Transmit excess-collision counter */
+#define LTCNT		0x530   /* Transmit late-collision counter */
+#define RSEED		0x540   /* Transmit random number seed */
+#define TXSM		0x550   /* Transmit state machine */
+
+/* receive control */
+#define RXRST		0x620   /* receive reset */
+#	define	RxResetValue	0x0000
+#define RXCFG		0x630   /* receive configuration control */
+#	define	RxMACEnable	0x0001 /* receiver overall enable */
+#	define	RxCFGReserved	0x0004
+#	define	RxPadStripEnab	0x0020 /* enable pad byte stripping */
+#	define	RxPromiscEnable	0x0040 /* turn on promiscuous mode */
+#	define	RxNoErrCheck	0x0080 /* disable receive error checking */
+#	define	RxCRCNoStrip	0x0100 /* disable auto-CRC-stripping */
+#	define	RxRejectOwnPackets 0x0200 /* don't receive our own packets */
+#	define	RxGrpPromisck	0x0400 /* enable group promiscuous mode */
+#	define	RxHashFilterEnable 0x0800 /* enable hash filter */
+#	define	RxAddrFilterEnable 0x1000 /* enable address filter */
+#define RXMAX		0x640   /* Max receive packet size */
+#define RXMIN		0x650   /* Min receive packet size */
+#define MADD2		0x660   /* our enet address, high part */
+#define MADD1		0x670   /* our enet address, middle part */
+#define MADD0		0x680   /* our enet address, low part */
+#define FRCNT		0x690   /* receive frame counter */
+#define LECNT		0x6a0   /* Receive excess length error counter */
+#define AECNT		0x6b0   /* Receive misaligned error counter */
+#define FECNT		0x6c0   /* Receive CRC error counter */
+#define RXSM		0x6d0   /* Receive state machine */
+#define RXCV		0x6e0   /* Receive code violation */
+
+#define BHASH3		0x700   /* multicast hash register */
+#define BHASH2		0x710   /* multicast hash register */
+#define BHASH1		0x720   /* multicast hash register */
+#define BHASH0		0x730   /* multicast hash register */
+
+#define AFR2		0x740   /* address filtering setup? */
+#define AFR1		0x750   /* address filtering setup? */
+#define AFR0		0x760   /* address filtering setup? */
+#define AFCR		0x770   /* address filter compare register? */
+#	define	EnableAllCompares 0x0fff
+
+/* bits in XIFC */