87 lines
3.3 KiB
C
87 lines
3.3 KiB
C
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/*
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* fec.h -- Fast Ethernet Controller definitions
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*
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* Some definitions copied from commproc.h for MPC8xx:
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* MPC8xx Communication Processor Module.
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* Copyright (c) 1997 Dan Malek (dmalek@jlc.net)
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef fec_h
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#define fec_h
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/* Buffer descriptors used FEC.
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*/
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typedef struct cpm_buf_desc {
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ushort cbd_sc; /* Status and Control */
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ushort cbd_datlen; /* Data length in buffer */
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uint cbd_bufaddr; /* Buffer address in host memory */
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} cbd_t;
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#define BD_SC_EMPTY ((ushort)0x8000) /* Recieve is empty */
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#define BD_SC_READY ((ushort)0x8000) /* Transmit is ready */
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#define BD_SC_WRAP ((ushort)0x2000) /* Last buffer descriptor */
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#define BD_SC_INTRPT ((ushort)0x1000) /* Interrupt on change */
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#define BD_SC_LAST ((ushort)0x0800) /* Last buffer in frame */
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#define BD_SC_TC ((ushort)0x0400) /* Transmit CRC */
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#define BD_SC_CM ((ushort)0x0200) /* Continous mode */
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#define BD_SC_ID ((ushort)0x0100) /* Rec'd too many idles */
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#define BD_SC_P ((ushort)0x0100) /* xmt preamble */
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#define BD_SC_BR ((ushort)0x0020) /* Break received */
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#define BD_SC_FR ((ushort)0x0010) /* Framing error */
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#define BD_SC_PR ((ushort)0x0008) /* Parity error */
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#define BD_SC_OV ((ushort)0x0002) /* Overrun */
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#define BD_SC_CD ((ushort)0x0001) /* Carrier Detect lost */
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/* Buffer descriptor control/status used by Ethernet receive.
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*/
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#define BD_ENET_RX_EMPTY ((ushort)0x8000)
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#define BD_ENET_RX_WRAP ((ushort)0x2000)
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#define BD_ENET_RX_INTR ((ushort)0x1000)
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#define BD_ENET_RX_LAST ((ushort)0x0800)
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#define BD_ENET_RX_FIRST ((ushort)0x0400)
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#define BD_ENET_RX_MISS ((ushort)0x0100)
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#define BD_ENET_RX_LG ((ushort)0x0020)
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#define BD_ENET_RX_NO ((ushort)0x0010)
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#define BD_ENET_RX_SH ((ushort)0x0008)
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#define BD_ENET_RX_CR ((ushort)0x0004)
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#define BD_ENET_RX_OV ((ushort)0x0002)
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#define BD_ENET_RX_CL ((ushort)0x0001)
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#define BD_ENET_RX_STATS ((ushort)0x013f) /* All status bits */
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/* Buffer descriptor control/status used by Ethernet transmit.
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*/
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#define BD_ENET_TX_READY ((ushort)0x8000)
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#define BD_ENET_TX_PAD ((ushort)0x4000)
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#define BD_ENET_TX_WRAP ((ushort)0x2000)
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#define BD_ENET_TX_INTR ((ushort)0x1000)
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#define BD_ENET_TX_LAST ((ushort)0x0800)
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#define BD_ENET_TX_TC ((ushort)0x0400)
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#define BD_ENET_TX_DEF ((ushort)0x0200)
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#define BD_ENET_TX_HB ((ushort)0x0100)
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#define BD_ENET_TX_LC ((ushort)0x0080)
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#define BD_ENET_TX_RL ((ushort)0x0040)
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#define BD_ENET_TX_RCMASK ((ushort)0x003c)
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#define BD_ENET_TX_UN ((ushort)0x0002)
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#define BD_ENET_TX_CSL ((ushort)0x0001)
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#define BD_ENET_TX_STATS ((ushort)0x03ff) /* All status bits */
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#endif /* fec_h */
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