patch-1.3.94 linux/drivers/net/ariadne.h

• Lines: 416
• Date: Tue Apr 9 00:13:56 1996
• Orig file: v1.3.93/linux/drivers/net/ariadne.h
• Orig date: Thu Jan 1 02:00:00 1970

diff -u --recursive --new-file v1.3.93/linux/drivers/net/ariadne.h linux/drivers/net/ariadne.h
@@ -0,0 +1,415 @@
+/*
+ *  Amiga Linux/m68k Ariadne Ethernet Driver
+ *
+ *  © Copyright 1995 by Geert Uytterhoeven
+ *		       (Geert.Uytterhoeven@cs.kuleuven.ac.be)
+ *			Peter De Schrijver
+ *		       (Peter.DeSchrijver@linux.cc.kuleuven.ac.be)
+ *
+ *  ----------------------------------------------------------------------------------
+ *
+ *  This program is based on
+ *
+ *	lance.c:	An AMD LANCE ethernet driver for linux.
+ *			Written 1993-94 by Donald Becker.
+ *
+ *	Am79C960:	PCnet(tm)-ISA Single-Chip Ethernet Controller
+ *			Advanced Micro Devices
+ *			Publication #16907, Rev. B, Amendment/0, May 1994
+ *
+ *	MC68230:	Parallel Interface/Timer (PI/T)
+ *			Motorola Semiconductors, December, 1983
+ *
+ *  ----------------------------------------------------------------------------------
+ *
+ *  This file is subject to the terms and conditions of the GNU General Public
+ *  License.  See the file README.legal in the main directory of the Linux/m68k
+ *  distribution for more details.
+ *
+ *  ----------------------------------------------------------------------------------
+ *
+ *  The Ariadne is a Zorro-II board made by Village Tronic. It contains:
+ *
+ *	- an Am79C960 PCnet-ISA Single-Chip Ethernet Controller with both
+ *	  10BASE-2 (thin coax) and 10BASE-T (UTP) connectors
+ *
+ *	- an MC68230 Parallel Interface/Timer configured as 2 parallel ports
+ */
+
+
+    /*
+     *	Am79C960 PCnet-ISA
+     */
+
+struct Am79C960 {
+    volatile u_short AddressPROM[8];
+				/* IEEE Address PROM (Unused in the Ariadne) */
+    volatile u_short RDP;	/* Register Data Port */
+    volatile u_short RAP;	/* Register Address Port */
+    volatile u_short Reset;	/* Reset Chip on Read Access */
+    volatile u_short IDP;	/* ISACSR Data Port */
+};
+
+
+    /*
+     *	Am79C960 Control and Status Registers
+     *
+     *	These values are already swap()ed!!
+     *
+     *	Only registers marked with a `-' are intended for network software
+     *	access
+     */
+
+#define CSR0		0x0000	/* - PCnet-ISA Controller Status */
+#define CSR1		0x0100	/* - IADR[15:0] */
+#define CSR2		0x0200	/* - IADR[23:16] */
+#define CSR3		0x0300	/* - Interrupt Masks and Deferral Control */
+#define CSR4		0x0400	/* - Test and Features Control */
+#define CSR6		0x0600	/*   RCV/XMT Descriptor Table Length */
+#define CSR8		0x0800	/* - Logical Address Filter, LADRF[15:0] */
+#define CSR9		0x0900	/* - Logical Address Filter, LADRF[31:16] */
+#define CSR10		0x0a00	/* - Logical Address Filter, LADRF[47:32] */
+#define CSR11		0x0b00	/* - Logical Address Filter, LADRF[63:48] */
+#define CSR12		0x0c00	/* - Physical Address Register, PADR[15:0] */
+#define CSR13		0x0d00	/* - Physical Address Register, PADR[31:16] */
+#define CSR14		0x0e00	/* - Physical Address Register, PADR[47:32] */
+#define CSR15		0x0f00	/* - Mode Register */
+#define CSR16		0x1000	/*   Initialization Block Address Lower */
+#define CSR17		0x1100	/*   Initialization Block Address Upper */
+#define CSR18		0x1200	/*   Current Receive Buffer Address */
+#define CSR19		0x1300	/*   Current Receive Buffer Address */
+#define CSR20		0x1400	/*   Current Transmit Buffer Address */
+#define CSR21		0x1500	/*   Current Transmit Buffer Address */
+#define CSR22		0x1600	/*   Next Receive Buffer Address */
+#define CSR23		0x1700	/*   Next Receive Buffer Address */
+#define CSR24		0x1800	/* - Base Address of Receive Ring */
+#define CSR25		0x1900	/* - Base Address of Receive Ring */
+#define CSR26		0x1a00	/*   Next Receive Descriptor Address */
+#define CSR27		0x1b00	/*   Next Receive Descriptor Address */
+#define CSR28		0x1c00	/*   Current Receive Descriptor Address */
+#define CSR29		0x1d00	/*   Current Receive Descriptor Address */
+#define CSR30		0x1e00	/* - Base Address of Transmit Ring */
+#define CSR31		0x1f00	/* - Base Address of transmit Ring */
+#define CSR32		0x2000	/*   Next Transmit Descriptor Address */
+#define CSR33		0x2100	/*   Next Transmit Descriptor Address */
+#define CSR34		0x2200	/*   Current Transmit Descriptor Address */
+#define CSR35		0x2300	/*   Current Transmit Descriptor Address */
+#define CSR36		0x2400	/*   Next Next Receive Descriptor Address */
+#define CSR37		0x2500	/*   Next Next Receive Descriptor Address */
+#define CSR38		0x2600	/*   Next Next Transmit Descriptor Address */
+#define CSR39		0x2700	/*   Next Next Transmit Descriptor Address */
+#define CSR40		0x2800	/*   Current Receive Status and Byte Count */
+#define CSR41		0x2900	/*   Current Receive Status and Byte Count */
+#define CSR42		0x2a00	/*   Current Transmit Status and Byte Count */
+#define CSR43		0x2b00	/*   Current Transmit Status and Byte Count */
+#define CSR44		0x2c00	/*   Next Receive Status and Byte Count */
+#define CSR45		0x2d00	/*   Next Receive Status and Byte Count */
+#define CSR46		0x2e00	/*   Poll Time Counter */
+#define CSR47		0x2f00	/*   Polling Interval */
+#define CSR48		0x3000	/*   Temporary Storage */
+#define CSR49		0x3100	/*   Temporary Storage */
+#define CSR50		0x3200	/*   Temporary Storage */
+#define CSR51		0x3300	/*   Temporary Storage */
+#define CSR52		0x3400	/*   Temporary Storage */
+#define CSR53		0x3500	/*   Temporary Storage */
+#define CSR54		0x3600	/*   Temporary Storage */
+#define CSR55		0x3700	/*   Temporary Storage */
+#define CSR56		0x3800	/*   Temporary Storage */
+#define CSR57		0x3900	/*   Temporary Storage */
+#define CSR58		0x3a00	/*   Temporary Storage */
+#define CSR59		0x3b00	/*   Temporary Storage */
+#define CSR60		0x3c00	/*   Previous Transmit Descriptor Address */
+#define CSR61		0x3d00	/*   Previous Transmit Descriptor Address */
+#define CSR62		0x3e00	/*   Previous Transmit Status and Byte Count */
+#define CSR63		0x3f00	/*   Previous Transmit Status and Byte Count */
+#define CSR64		0x4000	/*   Next Transmit Buffer Addres */
+#define CSR65		0x4100	/*   Next Transmit Buffer Addres */
+#define CSR66		0x4200	/*   Next Transmit Status and Byte Count */
+#define CSR67		0x4300	/*   Next Transmit Status and Byte Count */
+#define CSR68		0x4400	/*   Transmit Status Temporary Storage */
+#define CSR69		0x4500	/*   Transmit Status Temporary Storage */
+#define CSR70		0x4600	/*   Temporary Storage */
+#define CSR71		0x4700	/*   Temporary Storage */
+#define CSR72		0x4800	/*   Receive Ring Counter */
+#define CSR74		0x4a00	/*   Transmit Ring Counter */
+#define CSR76		0x4c00	/* - Receive Ring Length */
+#define CSR78		0x4e00	/* - Transmit Ring Length */
+#define CSR80		0x5000	/* - Burst and FIFO Threshold Control */
+#define CSR82		0x5200	/* - Bus Activity Timer */
+#define CSR84		0x5400	/*   DMA Address */
+#define CSR85		0x5500	/*   DMA Address */
+#define CSR86		0x5600	/*   Buffer Byte Counter */
+#define CSR88		0x5800	/* - Chip ID */
+#define CSR89		0x5900	/* - Chip ID */
+#define CSR92		0x5c00	/*   Ring Length Conversion */
+#define CSR94		0x5e00	/*   Transmit Time Domain Reflectometry Count */
+#define CSR96		0x6000	/*   Bus Interface Scratch Register 0 */
+#define CSR97		0x6100	/*   Bus Interface Scratch Register 0 */
+#define CSR98		0x6200	/*   Bus Interface Scratch Register 1 */
+#define CSR99		0x6300	/*   Bus Interface Scratch Register 1 */
+#define CSR104		0x6800	/*   SWAP */
+#define CSR105		0x6900	/*   SWAP */
+#define CSR108		0x6c00	/*   Buffer Management Scratch */
+#define CSR109		0x6d00	/*   Buffer Management Scratch */
+#define CSR112		0x7000	/* - Missed Frame Count */
+#define CSR114		0x7200	/* - Receive Collision Count */
+#define CSR124		0x7c00	/* - Buffer Management Unit Test */
+
+
+    /*
+     *	Am79C960 ISA Control and Status Registers
+     *
+     *	These values are already swap()ed!!
+     */
+
+#define ISACSR0		0x0000	/* Master Mode Read Active */
+#define ISACSR1		0x0100	/* Master Mode Write Active */
+#define ISACSR2		0x0200	/* Miscellaneous Configuration */
+#define ISACSR4		0x0400	/* LED0 Status (Link Integrity) */
+#define ISACSR5		0x0500	/* LED1 Status */
+#define ISACSR6		0x0600	/* LED2 Status */
+#define ISACSR7		0x0700	/* LED3 Status */
+
+
+    /*
+     *	Bit definitions for CSR0 (PCnet-ISA Controller Status)
+     *
+     *	These values are already swap()ed!!
+     */
+
+#define ERR		0x0080	/* Error */
+#define BABL		0x0040	/* Babble: Transmitted too many bits */
+#define CERR		0x0020	/* No Heartbeat (10BASE-T) */
+#define MISS		0x0010	/* Missed Frame */
+#define MERR		0x0008	/* Memory Error */
+#define RINT		0x0004	/* Receive Interrupt */
+#define TINT		0x0002	/* Transmit Interrupt */
+#define IDON		0x0001	/* Initialization Done */
+#define INTR		0x8000	/* Interrupt Flag */
+#define INEA		0x4000	/* Interrupt Enable */
+#define RXON		0x2000	/* Receive On */
+#define TXON		0x1000	/* Transmit On */
+#define TDMD		0x0800	/* Transmit Demand */
+#define STOP		0x0400	/* Stop */
+#define STRT		0x0200	/* Start */
+#define INIT		0x0100	/* Initialize */
+
+
+    /*
+     *	Bit definitions for CSR3 (Interrupt Masks and Deferral Control)
+     *
+     *	These values are already swap()ed!!
+     */
+
+#define BABLM		0x0040	/* Babble Mask */
+#define MISSM		0x0010	/* Missed Frame Mask */
+#define MERRM		0x0008	/* Memory Error Mask */
+#define RINTM		0x0004	/* Receive Interrupt Mask */
+#define TINTM		0x0002	/* Transmit Interrupt Mask */
+#define IDONM		0x0001	/* Initialization Done Mask */
+#define DXMT2PD		0x1000	/* Disable Transmit Two Part Deferral */
+#define EMBA		0x0800	/* Enable Modified Back-off Algorithm */
+
+
+    /*
+     *	Bit definitions for CSR4 (Test and Features Control)
+     *
+     *	These values are already swap()ed!!
+     */
+
+#define ENTST		0x0080	/* Enable Test Mode */
+#define DMAPLUS		0x0040	/* Disable Burst Transaction Counter */
+#define TIMER		0x0020	/* Timer Enable Register */
+#define DPOLL		0x0010	/* Disable Transmit Polling */
+#define APAD_XMT	0x0008	/* Auto Pad Transmit */
+#define ASTRP_RCV	0x0004	/* Auto Pad Stripping */
+#define MFCO		0x0002	/* Missed Frame Counter Overflow Interrupt */
+#define MFCOM		0x0001	/* Missed Frame Counter Overflow Mask */
+#define RCVCCO		0x2000	/* Receive Collision Counter Overflow Interrupt */
+#define RCVCCOM		0x1000	/* Receive Collision Counter Overflow Mask */
+#define TXSTRT		0x0800	/* Transmit Start Status */
+#define TXSTRTM		0x0400	/* Transmit Start Mask */
+#define JAB		0x0200	/* Jabber Error */
+#define JABM		0x0100	/* Jabber Error Mask */
+
+
+    /*
+     *	Bit definitions for CSR15 (Mode Register)
+     *
+     *	These values are already swap()ed!!
+     */
+
+#define PROM		0x0080	/* Promiscuous Mode */
+#define DRCVBC		0x0040	/* Disable Receive Broadcast */
+#define DRCVPA		0x0020	/* Disable Receive Physical Address */
+#define DLNKTST		0x0010	/* Disable Link Status */
+#define DAPC		0x0008	/* Disable Automatic Polarity Correction */
+#define MENDECL		0x0004	/* MENDEC Loopback Mode */
+#define LRTTSEL		0x0002	/* Low Receive Treshold/Transmit Mode Select */
+#define PORTSEL1	0x0001	/* Port Select Bits */
+#define PORTSEL2	0x8000	/* Port Select Bits */
+#define INTL		0x4000	/* Internal Loopback */
+#define DRTY		0x2000	/* Disable Retry */
+#define FCOLL		0x1000	/* Force Collision */
+#define DXMTFCS		0x0800	/* Disable Transmit CRC */
+#define LOOP		0x0400	/* Loopback Enable */
+#define DTX		0x0200	/* Disable Transmitter */
+#define DRX		0x0100	/* Disable Receiver */
+
+
+    /*
+     *	Bit definitions for ISACSR2 (Miscellaneous Configuration)
+     *
+     *	These values are already swap()ed!!
+     */
+
+#define ASEL		0x0200	/* Media Interface Port Auto Select */
+
+
+    /*
+     *	Bit definitions for ISACSR5-7 (LED1-3 Status)
+     *
+     *	These values are already swap()ed!!
+     */
+
+#define LEDOUT		0x0080	/* Current LED Status */
+#define PSE		0x8000	/* Pulse Stretcher Enable */
+#define XMTE		0x1000	/* Enable Transmit Status Signal */
+#define RVPOLE		0x0800	/* Enable Receive Polarity Signal */
+#define RCVE		0x0400	/* Enable Receive Status Signal */
+#define JABE		0x0200	/* Enable Jabber Signal */
+#define COLE		0x0100	/* Enable Collision Signal */
+
+
+    /*
+     *	Receive Descriptor Ring Entry
+     */
+
+struct RDRE {
+    volatile u_short RMD0;	/* LADR[15:0] */
+    volatile u_short RMD1;	/* HADR[23:16] | Receive Flags */
+    volatile u_short RMD2;	/* Buffer Byte Count (two's complement) */
+    volatile u_short RMD3;	/* Message Byte Count */
+};
+
+
+    /*
+     *	Transmit Descriptor Ring Entry
+     */
+
+struct TDRE {
+    volatile u_short TMD0;	/* LADR[15:0] */
+    volatile u_short TMD1;	/* HADR[23:16] | Transmit Flags */
+    volatile u_short TMD2;	/* Buffer Byte Count (two's complement) */
+    volatile u_short TMD3;	/* Error Flags */
+};
+
+
+    /*
+     *	Receive Flags
+     */
+
+#define RF_OWN		0x0080	/* PCnet-ISA controller owns the descriptor */
+#define RF_ERR		0x0040	/* Error */
+#define RF_FRAM		0x0020	/* Framing Error */
+#define RF_OFLO		0x0010	/* Overflow Error */
+#define RF_CRC		0x0008	/* CRC Error */
+#define RF_BUFF		0x0004	/* Buffer Error */
+#define RF_STP		0x0002	/* Start of Packet */
+#define RF_ENP		0x0001	/* End of Packet */
+
+
+    /*
+     *	Transmit Flags
+     */
+
+#define TF_OWN		0x0080	/* PCnet-ISA controller owns the descriptor */
+#define TF_ERR		0x0040	/* Error */
+#define TF_ADD_FCS	0x0020	/* Controls FCS Generation */
+#define TF_MORE		0x0010	/* More than one retry needed */
+#define TF_ONE		0x0008	/* One retry needed */
+#define TF_DEF		0x0004	/* Deferred */
+#define TF_STP		0x0002	/* Start of Packet */
+#define TF_ENP		0x0001	/* End of Packet */
+
+
+    /*
+     *	Error Flags
+     */
+
+#define EF_BUFF		0x0080	/* Buffer Error */
+#define EF_UFLO		0x0040	/* Underflow Error */
+#define EF_LCOL		0x0010	/* Late Collision */
+#define EF_LCAR		0x0008	/* Loss of Carrier */
+#define EF_RTRY		0x0004	/* Retry Error */
+#define EF_TDR		0xff03	/* Time Domain Reflectometry */
+
+
+
+    /*
+     *	MC68230 Parallel Interface/Timer
+     */
+
+struct MC68230 {
+    volatile u_char PGCR;	/* Port General Control Register */
+    u_char Pad1[1];
+    volatile u_char PSRR;	/* Port Service Request Register */
+    u_char Pad2[1];
+    volatile u_char PADDR;	/* Port A Data Direction Register */
+    u_char Pad3[1];
+    volatile u_char PBDDR;	/* Port B Data Direction Register */
+    u_char Pad4[1];
+    volatile u_char PCDDR;	/* Port C Data Direction Register */
+    u_char Pad5[1];
+    volatile u_char PIVR;	/* Port Interrupt Vector Register */
+    u_char Pad6[1];
+    volatile u_char PACR;	/* Port A Control Register */
+    u_char Pad7[1];
+    volatile u_char PBCR;	/* Port B Control Register */
+    u_char Pad8[1];
+    volatile u_char PADR;	/* Port A Data Register */
+    u_char Pad9[1];
+    volatile u_char PBDR;	/* Port B Data Register */
+    u_char Pad10[1];
+    volatile u_char PAAR;	/* Port A Alternate Register */
+    u_char Pad11[1];
+    volatile u_char PBAR;	/* Port B Alternate Register */
+    u_char Pad12[1];
+    volatile u_char PCDR;	/* Port C Data Register */
+    u_char Pad13[1];
+    volatile u_char PSR;	/* Port Status Register */
+    u_char Pad14[5];
+    volatile u_char TCR;	/* Timer Control Register */
+    u_char Pad15[1];
+    volatile u_char TIVR;	/* Timer Interrupt Vector Register */
+    u_char Pad16[3];
+    volatile u_char CPRH;	/* Counter Preload Register (High) */
+    u_char Pad17[1];
+    volatile u_char CPRM;	/* Counter Preload Register (Mid) */
+    u_char Pad18[1];
+    volatile u_char CPRL;	/* Counter Preload Register (Low) */
+    u_char Pad19[3];
+    volatile u_char CNTRH;	/* Count Register (High) */
+    u_char Pad20[1];
+    volatile u_char CNTRM;	/* Count Register (Mid) */
+    u_char Pad21[1];
+    volatile u_char CNTRL;	/* Count Register (Low) */
+    u_char Pad22[1];
+    volatile u_char TSR;	/* Timer Status Register */
+    u_char Pad23[11];
+};
+
+
+    /*
+     *	Ariadne Expansion Board Structure
+     */
+
+struct AriadneBoard {
+    u_char Pad1[0x360];
+    struct Am79C960 Lance;
+    u_char Pad2[0xc88];
+    struct MC68230 PiT;
+    u_char Pad3[0x2fc0];
+    volatile u_short BootPROM[0x2000];	/* I guess it's here :-) */
+    volatile u_short RAM[0x4000];	/* Always access WORDs!! */
+};