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authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-03-30 07:46:36 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-08-10 19:54:11 -0700
commitb955f6ca776f3bab3d1e2c5fb1d247b203cbda14 (patch)
tree88e47fa3369f95c5673d4d654ae5f432cdc79048 /drivers/net/ethernet/amd/a2065.h
parent3c*/acenic/typhoon: Move 3Com Ethernet drivers (diff)
downloadlinux-dev-b955f6ca776f3bab3d1e2c5fb1d247b203cbda14.tar.xz
linux-dev-b955f6ca776f3bab3d1e2c5fb1d247b203cbda14.zip
amd: Move AMD (Lance) chipset drivers
Moves the drivers for the AMD chipsets into drivers/net/ethernet/amd/ and the necessary Kconfig and Makfile changes. The au1000 (Alchemy) driver was also moved into the same directory even though it is not a "Lance" driver. CC: Peter Maydell <pmaydell@chiark.greenend.org.uk> CC: Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de> CC: "Maciej W. Rozycki" <macro@linux-mips.org> CC: Donald Becker <becker@scyld.com> CC: Sam Creasey <sammy@users.qual.net> CC: Miguel de Icaza <miguel@nuclecu.unam.mx> CC: Thomas Bogendoerfer <tsbogend@alpha.franken.de> CC: Don Fry <pcnet32@frontier.com> CC: Geert Uytterhoeven <geert@linux-m68k.org> CC: Russell King <linux@arm.linux.org.uk> CC: David Davies <davies@maniac.ultranet.com> CC: "M.Hipp" <hippm@informatik.uni-tuebingen.de> CC: Pete Popov <ppopov@embeddedalley.com> CC: David Hinds <dahinds@users.sourceforge.net> CC: "Roger C. Pao" <rpao@paonet.org> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/amd/a2065.h')
-rw-r--r--drivers/net/ethernet/amd/a2065.h173
1 files changed, 173 insertions, 0 deletions
diff --git a/drivers/net/ethernet/amd/a2065.h b/drivers/net/ethernet/amd/a2065.h
new file mode 100644
index 000000000000..5117759d4e9c
--- /dev/null
+++ b/drivers/net/ethernet/amd/a2065.h
@@ -0,0 +1,173 @@
+/*
+ * Amiga Linux/68k A2065 Ethernet Driver
+ *
+ * (C) Copyright 1995 by Geert Uytterhoeven <geert@linux-m68k.org>
+ *
+ * ---------------------------------------------------------------------------
+ *
+ * This program is based on
+ *
+ * ariadne.?: Amiga Linux/68k Ariadne Ethernet Driver
+ * (C) Copyright 1995 by Geert Uytterhoeven,
+ * Peter De Schrijver
+ *
+ * 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
+ *
+ * ---------------------------------------------------------------------------
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of the Linux
+ * distribution for more details.
+ *
+ * ---------------------------------------------------------------------------
+ *
+ * The A2065 is a Zorro-II board made by Commodore/Ameristar. It contains:
+ *
+ * - an Am7990 Local Area Network Controller for Ethernet (LANCE) with
+ * both 10BASE-2 (thin coax) and AUI (DB-15) connectors
+ */
+
+
+/*
+ * Am7990 Local Area Network Controller for Ethernet (LANCE)
+ */
+
+struct lance_regs {
+ unsigned short rdp; /* Register Data Port */
+ unsigned short rap; /* Register Address Port */
+};
+
+
+/*
+ * Am7990 Control and Status Registers
+ */
+
+#define LE_CSR0 0x0000 /* LANCE Controller Status */
+#define LE_CSR1 0x0001 /* IADR[15:0] */
+#define LE_CSR2 0x0002 /* IADR[23:16] */
+#define LE_CSR3 0x0003 /* Misc */
+
+
+/*
+ * Bit definitions for CSR0 (LANCE Controller Status)
+ */
+
+#define LE_C0_ERR 0x8000 /* Error */
+#define LE_C0_BABL 0x4000 /* Babble: Transmitted too many bits */
+#define LE_C0_CERR 0x2000 /* No Heartbeat (10BASE-T) */
+#define LE_C0_MISS 0x1000 /* Missed Frame */
+#define LE_C0_MERR 0x0800 /* Memory Error */
+#define LE_C0_RINT 0x0400 /* Receive Interrupt */
+#define LE_C0_TINT 0x0200 /* Transmit Interrupt */
+#define LE_C0_IDON 0x0100 /* Initialization Done */
+#define LE_C0_INTR 0x0080 /* Interrupt Flag */
+#define LE_C0_INEA 0x0040 /* Interrupt Enable */
+#define LE_C0_RXON 0x0020 /* Receive On */
+#define LE_C0_TXON 0x0010 /* Transmit On */
+#define LE_C0_TDMD 0x0008 /* Transmit Demand */
+#define LE_C0_STOP 0x0004 /* Stop */
+#define LE_C0_STRT 0x0002 /* Start */
+#define LE_C0_INIT 0x0001 /* Initialize */
+
+
+/*
+ * Bit definitions for CSR3
+ */
+
+#define LE_C3_BSWP 0x0004 /* Byte Swap
+ (on for big endian byte order) */
+#define LE_C3_ACON 0x0002 /* ALE Control
+ (on for active low ALE) */
+#define LE_C3_BCON 0x0001 /* Byte Control */
+
+
+/*
+ * Mode Flags
+ */
+
+#define LE_MO_PROM 0x8000 /* Promiscuous Mode */
+#define LE_MO_INTL 0x0040 /* Internal Loopback */
+#define LE_MO_DRTY 0x0020 /* Disable Retry */
+#define LE_MO_FCOLL 0x0010 /* Force Collision */
+#define LE_MO_DXMTFCS 0x0008 /* Disable Transmit CRC */
+#define LE_MO_LOOP 0x0004 /* Loopback Enable */
+#define LE_MO_DTX 0x0002 /* Disable Transmitter */
+#define LE_MO_DRX 0x0001 /* Disable Receiver */
+
+
+struct lance_rx_desc {
+ unsigned short rmd0; /* low address of packet */
+ unsigned char rmd1_bits; /* descriptor bits */
+ unsigned char rmd1_hadr; /* high address of packet */
+ short length; /* This length is 2s complement (negative)!
+ * Buffer length
+ */
+ unsigned short mblength; /* Aactual number of bytes received */
+};
+
+struct lance_tx_desc {
+ unsigned short tmd0; /* low address of packet */
+ unsigned char tmd1_bits; /* descriptor bits */
+ unsigned char tmd1_hadr; /* high address of packet */
+ short length; /* Length is 2s complement (negative)! */
+ unsigned short misc;
+};
+
+
+/*
+ * Receive Flags
+ */
+
+#define LE_R1_OWN 0x80 /* LANCE owns the descriptor */
+#define LE_R1_ERR 0x40 /* Error */
+#define LE_R1_FRA 0x20 /* Framing Error */
+#define LE_R1_OFL 0x10 /* Overflow Error */
+#define LE_R1_CRC 0x08 /* CRC Error */
+#define LE_R1_BUF 0x04 /* Buffer Error */
+#define LE_R1_SOP 0x02 /* Start of Packet */
+#define LE_R1_EOP 0x01 /* End of Packet */
+#define LE_R1_POK 0x03 /* Packet is complete: SOP + EOP */
+
+
+/*
+ * Transmit Flags
+ */
+
+#define LE_T1_OWN 0x80 /* LANCE owns the descriptor */
+#define LE_T1_ERR 0x40 /* Error */
+#define LE_T1_RES 0x20 /* Reserved,
+ LANCE writes this with a zero */
+#define LE_T1_EMORE 0x10 /* More than one retry needed */
+#define LE_T1_EONE 0x08 /* One retry needed */
+#define LE_T1_EDEF 0x04 /* Deferred */
+#define LE_T1_SOP 0x02 /* Start of Packet */
+#define LE_T1_EOP 0x01 /* End of Packet */
+#define LE_T1_POK 0x03 /* Packet is complete: SOP + EOP */
+
+
+/*
+ * Error Flags
+ */
+
+#define LE_T3_BUF 0x8000 /* Buffer Error */
+#define LE_T3_UFL 0x4000 /* Underflow Error */
+#define LE_T3_LCOL 0x1000 /* Late Collision */
+#define LE_T3_CLOS 0x0800 /* Loss of Carrier */
+#define LE_T3_RTY 0x0400 /* Retry Error */
+#define LE_T3_TDR 0x03ff /* Time Domain Reflectometry */
+
+
+/*
+ * A2065 Expansion Board Structure
+ */
+
+#define A2065_LANCE 0x4000
+
+#define A2065_RAM 0x8000
+#define A2065_RAM_SIZE 0x8000
+