325 lines
10 KiB
C
325 lines
10 KiB
C
/*-
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* Copyright (c) 2013 Ian Lepore <ian@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#ifndef IF_FFECREG_H
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#define IF_FFECREG_H
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* Hardware defines for Freescale Fast Ethernet Controller.
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*/
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/*
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* MAC registers.
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*/
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#define FEC_IER_REG 0x0004
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#define FEC_IEM_REG 0x0008
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#define FEC_IER_HBERR (1U << 31)
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#define FEC_IER_BABR (1 << 30)
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#define FEC_IER_BABT (1 << 29)
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#define FEC_IER_GRA (1 << 28)
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#define FEC_IER_TXF (1 << 27)
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#define FEC_IER_TXB (1 << 26)
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#define FEC_IER_RXF (1 << 25)
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#define FEC_IER_RXB (1 << 24)
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#define FEC_IER_MII (1 << 23)
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#define FEC_IER_EBERR (1 << 22)
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#define FEC_IER_LC (1 << 21)
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#define FEC_IER_RL (1 << 20)
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#define FEC_IER_UN (1 << 19)
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#define FEC_IER_PLR (1 << 18)
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#define FEC_IER_WAKEUP (1 << 17)
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#define FEC_IER_AVAIL (1 << 16)
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#define FEC_IER_TIMER (1 << 15)
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#define FEC_RDAR_REG 0x0010
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#define FEC_RDAR_RDAR (1 << 24)
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#define FEC_TDAR_REG 0x0014
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#define FEC_TDAR_TDAR (1 << 24)
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#define FEC_ECR_REG 0x0024
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#define FEC_ECR_DBSWP (1 << 8)
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#define FEC_ECR_STOPEN (1 << 7)
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#define FEC_ECR_DBGEN (1 << 6)
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#define FEC_ECR_SPEED (1 << 5)
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#define FEC_ECR_EN1588 (1 << 4)
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#define FEC_ECR_SLEEP (1 << 3)
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#define FEC_ECR_MAGICEN (1 << 2)
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#define FEC_ECR_ETHEREN (1 << 1)
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#define FEC_ECR_RESET (1 << 0)
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#define FEC_MMFR_REG 0x0040
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#define FEC_MMFR_ST_SHIFT 30
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#define FEC_MMFR_ST_VALUE (0x01 << FEC_MMFR_ST_SHIFT)
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#define FEC_MMFR_OP_SHIFT 28
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#define FEC_MMFR_OP_WRITE (0x01 << FEC_MMFR_OP_SHIFT)
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#define FEC_MMFR_OP_READ (0x02 << FEC_MMFR_OP_SHIFT)
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#define FEC_MMFR_PA_SHIFT 23
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#define FEC_MMFR_PA_MASK (0x1f << FEC_MMFR_PA_SHIFT)
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#define FEC_MMFR_RA_SHIFT 18
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#define FEC_MMFR_RA_MASK (0x1f << FEC_MMFR_RA_SHIFT)
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#define FEC_MMFR_TA_SHIFT 16
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#define FEC_MMFR_TA_VALUE (0x02 << FEC_MMFR_TA_SHIFT)
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#define FEC_MMFR_DATA_SHIFT 0
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#define FEC_MMFR_DATA_MASK (0xffff << FEC_MMFR_DATA_SHIFT)
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#define FEC_MSCR_REG 0x0044
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#define FEC_MSCR_HOLDTIME_SHIFT 8
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#define FEC_MSCR_HOLDTIME_MASK (0x07 << FEC_MSCR_HOLDTIME_SHIFT)
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#define FEC_MSCR_DIS_PRE (1 << 7)
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#define FEC_MSCR_MII_SPEED_SHIFT 1
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#define FEC_MSCR_MII_SPEED_MASk (0x3f << FEC_MSCR_MII_SPEED_SHIFT)
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#define FEC_MIBC_REG 0x0064
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#define FEC_MIBC_DIS (1U << 31)
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#define FEC_MIBC_IDLE (1 << 30)
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#define FEC_MIBC_CLEAR (1 << 29) /* imx6 only */
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#define FEC_RCR_REG 0x0084
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#define FEC_RCR_GRS (1U << 31)
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#define FEC_RCR_NLC (1 << 30)
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#define FEC_RCR_MAX_FL_SHIFT 16
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#define FEC_RCR_MAX_FL_MASK (0x3fff << FEC_RCR_MAX_FL_SHIFT)
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#define FEC_RCR_CFEN (1 << 15)
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#define FEC_RCR_CRCFWD (1 << 14)
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#define FEC_RCR_PAUFWD (1 << 13)
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#define FEC_RCR_PADEN (1 << 12)
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#define FEC_RCR_RMII_10T (1 << 9)
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#define FEC_RCR_RMII_MODE (1 << 8)
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#define FEC_RCR_RGMII_EN (1 << 6)
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#define FEC_RCR_FCE (1 << 5)
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#define FEC_RCR_BC_REJ (1 << 4)
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#define FEC_RCR_PROM (1 << 3)
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#define FEC_RCR_MII_MODE (1 << 2)
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#define FEC_RCR_DRT (1 << 1)
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#define FEC_RCR_LOOP (1 << 0)
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#define FEC_TCR_REG 0x00c4
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#define FEC_TCR_ADDINS (1 << 9)
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#define FEC_TCR_ADDSEL_SHIFT 5
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#define FEC_TCR_ADDSEL_MASK (0x07 << FEC_TCR_ADDSEL_SHIFT)
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#define FEC_TCR_RFC_PAUSE (1 << 4)
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#define FEC_TCR_TFC_PAUSE (1 << 3)
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#define FEC_TCR_FDEN (1 << 2)
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#define FEC_TCR_GTS (1 << 0)
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#define FEC_PALR_REG 0x00e4
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#define FEC_PALR_PADDR1_SHIFT 0
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#define FEC_PALR_PADDR1_MASK (0xffffffff << FEC_PALR_PADDR1_SHIFT)
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#define FEC_PAUR_REG 0x00e8
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#define FEC_PAUR_PADDR2_SHIFT 16
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#define FEC_PAUR_PADDR2_MASK (0xffff << FEC_PAUR_PADDR2_SHIFT)
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#define FEC_PAUR_TYPE_VALUE (0x8808)
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#define FEC_OPD_REG 0x00ec
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#define FEC_OPD_PAUSE_DUR_SHIFT 0
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#define FEC_OPD_PAUSE_DUR_MASK (0xffff << FEC_OPD_PAUSE_DUR_SHIFT)
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#define FEC_IAUR_REG 0x0118
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#define FEC_IALR_REG 0x011c
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#define FEC_GAUR_REG 0x0120
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#define FEC_GALR_REG 0x0124
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#define FEC_TFWR_REG 0x0144
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#define FEC_TFWR_STRFWD (1 << 8)
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#define FEC_TFWR_TWFR_SHIFT 0
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#define FEC_TFWR_TWFR_MASK (0x3f << FEC_TFWR_TWFR_SHIFT)
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#define FEC_TFWR_TWFR_128BYTE (0x02 << FEC_TFWR_TWFR_SHIFT)
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#define FEC_RDSR_REG 0x0180
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#define FEC_TDSR_REG 0x0184
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#define FEC_MRBR_REG 0x0188
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#define FEC_MRBR_R_BUF_SIZE_SHIFT 0
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#define FEC_MRBR_R_BUF_SIZE_MASK (0x3fff << FEC_MRBR_R_BUF_SIZE_SHIFT)
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#define FEC_RSFL_REG 0x0190
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#define FEC_RSEM_REG 0x0194
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#define FEC_RAEM_REG 0x0198
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#define FEC_RAFL_REG 0x019c
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#define FEC_TSEM_REG 0x01a0
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#define FEC_TAEM_REG 0x01a4
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#define FEC_TAFL_REG 0x01a8
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#define FEC_TIPG_REG 0x01ac
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#define FEC_FTRL_REG 0x01b0
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#define FEC_TACC_REG 0x01c0
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#define FEC_TACC_PROCHK (1 << 4)
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#define FEC_TACC_IPCHK (1 << 3)
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#define FEC_TACC_SHIFT16 (1 << 0)
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#define FEC_RACC_REG 0x01c4
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#define FEC_RACC_SHIFT16 (1 << 7)
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#define FEC_RACC_LINEDIS (1 << 6)
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#define FEC_RACC_PRODIS (1 << 2)
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#define FEC_RACC_IPDIS (1 << 1)
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#define FEC_RACC_PADREM (1 << 0)
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/*
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* IEEE-1588 timer registers
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*/
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#define FEC_ATCR_REG 0x0400
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#define FEC_ATCR_SLAVE (1u << 13)
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#define FEC_ATCR_CAPTURE (1u << 11)
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#define FEC_ATCR_RESTART (1u << 9)
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#define FEC_ATCR_PINPER (1u << 7)
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#define FEC_ATCR_PEREN (1u << 4)
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#define FEC_ATCR_OFFRST (1u << 3)
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#define FEC_ATCR_OFFEN (1u << 2)
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#define FEC_ATCR_EN (1u << 0)
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#define FEC_ATVR_REG 0x0404
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#define FEC_ATOFF_REG 0x0408
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#define FEC_ATPER_REG 0x040c
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#define FEC_ATCOR_REG 0x0410
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#define FEC_ATINC_REG 0x0414
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#define FEC_ATSTMP_REG 0x0418
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/*
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* Statistics registers
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*/
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#define FEC_RMON_T_DROP 0x200
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#define FEC_RMON_T_PACKETS 0x204
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#define FEC_RMON_T_BC_PKT 0x208
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#define FEC_RMON_T_MC_PKT 0x20C
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#define FEC_RMON_T_CRC_ALIGN 0x210
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#define FEC_RMON_T_UNDERSIZE 0x214
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#define FEC_RMON_T_OVERSIZE 0x218
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#define FEC_RMON_T_FRAG 0x21C
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#define FEC_RMON_T_JAB 0x220
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#define FEC_RMON_T_COL 0x224
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#define FEC_RMON_T_P64 0x228
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#define FEC_RMON_T_P65TO127 0x22C
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#define FEC_RMON_T_P128TO255 0x230
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#define FEC_RMON_T_P256TO511 0x234
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#define FEC_RMON_T_P512TO1023 0x238
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#define FEC_RMON_T_P1024TO2047 0x23C
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#define FEC_RMON_T_P_GTE2048 0x240
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#define FEC_RMON_T_OCTECTS 0x240
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#define FEC_IEEE_T_DROP 0x248
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#define FEC_IEEE_T_FRAME_OK 0x24C
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#define FEC_IEEE_T_1COL 0x250
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#define FEC_IEEE_T_MCOL 0x254
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#define FEC_IEEE_T_DEF 0x258
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#define FEC_IEEE_T_LCOL 0x25C
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#define FEC_IEEE_T_EXCOL 0x260
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#define FEC_IEEE_T_MACERR 0x264
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#define FEC_IEEE_T_CSERR 0x268
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#define FEC_IEEE_T_SQE 0x26C
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#define FEC_IEEE_T_FDXFC 0x270
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#define FEC_IEEE_T_OCTETS_OK 0x274
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#define FEC_RMON_R_PACKETS 0x284
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#define FEC_RMON_R_BC_PKT 0x288
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#define FEC_RMON_R_MC_PKT 0x28C
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#define FEC_RMON_R_CRC_ALIGN 0x290
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#define FEC_RMON_R_UNDERSIZE 0x294
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#define FEC_RMON_R_OVERSIZE 0x298
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#define FEC_RMON_R_FRAG 0x29C
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#define FEC_RMON_R_JAB 0x2A0
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#define FEC_RMON_R_RESVD_0 0x2A4
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#define FEC_RMON_R_P64 0x2A8
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#define FEC_RMON_R_P65TO127 0x2AC
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#define FEC_RMON_R_P128TO255 0x2B0
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#define FEC_RMON_R_P256TO511 0x2B4
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#define FEC_RMON_R_P512TO1023 0x2B8
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#define FEC_RMON_R_P1024TO2047 0x2BC
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#define FEC_RMON_R_P_GTE2048 0x2C0
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#define FEC_RMON_R_OCTETS 0x2C4
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#define FEC_IEEE_R_DROP 0x2C8
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#define FEC_IEEE_R_FRAME_OK 0x2CC
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#define FEC_IEEE_R_CRC 0x2D0
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#define FEC_IEEE_R_ALIGN 0x2D4
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#define FEC_IEEE_R_MACERR 0x2D8
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#define FEC_IEEE_R_FDXFC 0x2DC
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#define FEC_IEEE_R_OCTETS_OK 0x2E0
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#define FEC_MIIGSK_CFGR 0x300
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#define FEC_MIIGSK_CFGR_FRCONT (1 << 6) /* Freq: 0=50MHz, 1=5MHz */
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#define FEC_MIIGSK_CFGR_LBMODE (1 << 4) /* loopback mode */
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#define FEC_MIIGSK_CFGR_EMODE (1 << 3) /* echo mode */
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#define FEC_MIIGSK_CFGR_IF_MODE_MASK (0x3 << 0)
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#define FEC_MIIGSK_CFGR_IF_MODE_MII (0 << 0)
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#define FEC_MIIGSK_CFGR_IF_MODE_RMII (1 << 0)
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#define FEC_MIIGSK_ENR 0x308
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#define FEC_MIIGSK_ENR_READY (1 << 2)
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#define FEC_MIIGSK_ENR_EN (1 << 1)
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/*
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* A hardware buffer descriptor. Rx and Tx buffers have the same descriptor
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* layout, but the bits in the flags field have different meanings.
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*/
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struct ffec_hwdesc
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{
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uint32_t flags_len;
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uint32_t buf_paddr;
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};
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#define FEC_TXDESC_READY (1U << 31)
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#define FEC_TXDESC_T01 (1 << 30)
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#define FEC_TXDESC_WRAP (1 << 29)
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#define FEC_TXDESC_T02 (1 << 28)
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#define FEC_TXDESC_L (1 << 27)
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#define FEC_TXDESC_TC (1 << 26)
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#define FEC_TXDESC_ABC (1 << 25)
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#define FEC_TXDESC_LEN_MASK (0xffff)
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#define FEC_RXDESC_EMPTY (1U << 31)
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#define FEC_RXDESC_R01 (1 << 30)
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#define FEC_RXDESC_WRAP (1 << 29)
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#define FEC_RXDESC_R02 (1 << 28)
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#define FEC_RXDESC_L (1 << 27)
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#define FEC_RXDESC_M (1 << 24)
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#define FEC_RXDESC_BC (1 << 23)
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#define FEC_RXDESC_MC (1 << 22)
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#define FEC_RXDESC_LG (1 << 21)
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#define FEC_RXDESC_NO (1 << 20)
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#define FEC_RXDESC_CR (1 << 18)
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#define FEC_RXDESC_OV (1 << 17)
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#define FEC_RXDESC_TR (1 << 16)
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#define FEC_RXDESC_LEN_MASK (0xffff)
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#define FEC_RXDESC_ERROR_BITS (FEC_RXDESC_LG | FEC_RXDESC_NO | \
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FEC_RXDESC_OV | FEC_RXDESC_TR)
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/*
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* The hardware imposes alignment restrictions on various objects involved in
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* DMA transfers. These values are expressed in bytes (not bits).
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*/
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#define FEC_DESC_RING_ALIGN 16
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#define FEC_RXBUF_ALIGN 16
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#define FEC_TXBUF_ALIGN 16
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#endif /* IF_FFECREG_H */
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