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nuttx/arch/arm/src/kinetis/kinetis_enet.h
patacongo 7a9457bb07 Email address change in nuttx/ 
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5145 42af7a65-404d-4744-a932-0658087f49c3
2012-09-13 18:32:24 +00:00

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/********************************************************************************************
* arch/arm/src/kinetis/kinetis_enet.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
********************************************************************************************/
#ifndef __ARCH_ARM_SRC_KINETIS_KINETIS_ENET_H
#define __ARCH_ARM_SRC_KINETIS_KINETIS_ENET_H
/********************************************************************************************
* Included Files
********************************************************************************************/
#include <nuttx/config.h>
#include "chip.h"
#if defined(KINETIS_NENET) && KINETIS_NENET > 0
/********************************************************************************************
* Pre-processor Definitions
********************************************************************************************/
/* Register Offsets *************************************************************************/
#define KINETIS_ENET_EIR_OFFSET 0x0004 /* Interrupt Event Register */
#define KINETIS_ENET_EIMR_OFFSET 0x0008 /* Interrupt Mask Register */
#define KINETIS_ENET_RDAR_OFFSET 0x0010 /* Receive Descriptor Active Register */
#define KINETIS_ENET_TDAR_OFFSET 0x0014 /* Transmit Descriptor Active Register */
#define KINETIS_ENET_ECR_OFFSET 0x0024 /* Ethernet Control Register */
#define KINETIS_ENET_MMFR_OFFSET 0x0040 /* MII Management Frame Register */
#define KINETIS_ENET_MSCR_OFFSET 0x0044 /* MII Speed Control Register */
#define KINETIS_ENET_MIBC_OFFSET 0x0064 /* MIB Control Register */
#define KINETIS_ENET_RCR_OFFSET 0x0084 /* Receive Control Register */
#define KINETIS_ENET_TCR_OFFSET 0x00c4 /* Transmit Control Register */
#define KINETIS_ENET_PALR_OFFSET 0x00e4 /* Physical Address Lower Register */
#define KINETIS_ENET_PAUR_OFFSET 0x00e8 /* Physical Address Upper Register */
#define KINETIS_ENET_OPD_OFFSET 0x00ec /* Opcode/Pause Duration Register */
#define KINETIS_ENET_IAUR_OFFSET 0x0118 /* Descriptor Individual Upper Address Register */
#define KINETIS_ENET_IALR_OFFSET 0x011c /* Descriptor Individual Lower Address Register */
#define KINETIS_ENET_GAUR_OFFSET 0x0120 /* Descriptor Group Upper Address Register */
#define KINETIS_ENET_GALR_OFFSET 0x0124 /* Descriptor Group Lower Address Register */
#define KINETIS_ENET_TFWR_OFFSET 0x0144 /* Transmit FIFO Watermark Register */
#define KINETIS_ENET_RDSR_OFFSET 0x0180 /* Receive Descriptor Ring Start Register */
#define KINETIS_ENET_TDSR_OFFSET 0x0184 /* Transmit Buffer Descriptor Ring Start Register */
#define KINETIS_ENET_MRBR_OFFSET 0x0188 /* Maximum Receive Buffer Size Register */
#define KINETIS_ENET_RSFL_OFFSET 0x0190 /* Receive FIFO Section Full Threshold */
#define KINETIS_ENET_RSEM_OFFSET 0x0194 /* Receive FIFO Section Empty Threshold */
#define KINETIS_ENET_RAEM_OFFSET 0x0198 /* Receive FIFO Almost Empty Threshold */
#define KINETIS_ENET_RAFL_OFFSET 0x019c /* Receive FIFO Almost Full Threshold */
#define KINETIS_ENET_TSEM_OFFSET 0x01a0 /* Transmit FIFO Section Empty Threshold */
#define KINETIS_ENET_TAEM_OFFSET 0x01a4 /* Transmit FIFO Almost Empty Threshold */
#define KINETIS_ENET_TAFL_OFFSET 0x01a8 /* Transmit FIFO Almost Full Threshold */
#define KINETIS_ENET_TIPG_OFFSET 0x01ac /* Transmit Inter-Packet Gap */
#define KINETIS_ENET_FTRL_OFFSET 0x01b0 /* Frame Truncation Length */
#define KINETIS_ENET_TACC_OFFSET 0x01c0 /* Transmit Accelerator Function Configuration */
#define KINETIS_ENET_RACC_OFFSET 0x01c4 /* Receive Accelerator Function Configuration */
#define KINETIS_ENET_ATCR_OFFSET 0x0400 /* Timer Control Register */
#define KINETIS_ENET_ATVR_OFFSET 0x0404 /* Timer Value Register */
#define KINETIS_ENET_ATOFF_OFFSET 0x0408 /* Timer Offset Register */
#define KINETIS_ENET_ATPER_OFFSET 0x040c /* Timer Period Register */
#define KINETIS_ENET_ATCOR_OFFSET 0x0410 /* Timer Correction Register */
#define KINETIS_ENET_ATINC_OFFSET 0x0414 /* Time-Stamping Clock Period Register */
#define KINETIS_ENET_ATSTMP_OFFSET 0x0418 /* Timestamp of Last Transmitted Frame */
#define KINETIS_ENET_TGSR_OFFSET 0x0604 /* Timer Global Status Register */
#define KINETIS_ENET_TCSR0_OFFSET 0x0608 /* Timer Control Status Register */
#define KINETIS_ENET_TCCR0_OFFSET 0x060c /* Timer Compare Capture Register */
#define KINETIS_ENET_TCSR1_OFFSET 0x0610 /* Timer Control Status Register */
#define KINETIS_ENET_TCCR1_OFFSET 0x0614 /* Timer Compare Capture Register */
#define KINETIS_ENET_TCSR2_OFFSET 0x0618 /* Timer Control Status Register */
#define KINETIS_ENET_TCCR2_OFFSET 0x061c /* Timer Compare Capture Register */
#define KINETIS_ENET_TCSR3_OFFSET 0x0620 /* Timer Control Status Register */
#define KINETIS_ENET_TCCR3_OFFSET 0x0624 /* Timer Compare Capture Register */
/* Register Addresses ***********************************************************************/
#define KINETIS_ENET_EIR (KINETIS_EMAC_BASE+KINETIS_ENET_EIR_OFFSET)
#define KINETIS_ENET_EIMR (KINETIS_EMAC_BASE+KINETIS_ENET_EIMR_OFFSET)
#define KINETIS_ENET_RDAR (KINETIS_EMAC_BASE+KINETIS_ENET_RDAR_OFFSET)
#define KINETIS_ENET_TDAR (KINETIS_EMAC_BASE+KINETIS_ENET_TDAR_OFFSET)
#define KINETIS_ENET_ECR (KINETIS_EMAC_BASE+KINETIS_ENET_ECR_OFFSET)
#define KINETIS_ENET_MMFR (KINETIS_EMAC_BASE+KINETIS_ENET_MMFR_OFFSET)
#define KINETIS_ENET_MSCR (KINETIS_EMAC_BASE+KINETIS_ENET_MSCR_OFFSET)
#define KINETIS_ENET_MIBC (KINETIS_EMAC_BASE+KINETIS_ENET_MIBC_OFFSET)
#define KINETIS_ENET_RCR (KINETIS_EMAC_BASE+KINETIS_ENET_RCR_OFFSET)
#define KINETIS_ENET_TCR (KINETIS_EMAC_BASE+KINETIS_ENET_TCR_OFFSET)
#define KINETIS_ENET_PALR (KINETIS_EMAC_BASE+KINETIS_ENET_PALR_OFFSET)
#define KINETIS_ENET_PAUR (KINETIS_EMAC_BASE+KINETIS_ENET_PAUR_OFFSET)
#define KINETIS_ENET_OPD (KINETIS_EMAC_BASE+KINETIS_ENET_OPD_OFFSET)
#define KINETIS_ENET_IAUR (KINETIS_EMAC_BASE+KINETIS_ENET_IAUR_OFFSET)
#define KINETIS_ENET_IALR (KINETIS_EMAC_BASE+KINETIS_ENET_IALR_OFFSET)
#define KINETIS_ENET_GAUR (KINETIS_EMAC_BASE+KINETIS_ENET_GAUR_OFFSET)
#define KINETIS_ENET_GALR (KINETIS_EMAC_BASE+KINETIS_ENET_GALR_OFFSET)
#define KINETIS_ENET_TFWR (KINETIS_EMAC_BASE+KINETIS_ENET_TFWR_OFFSET)
#define KINETIS_ENET_RDSR (KINETIS_EMAC_BASE+KINETIS_ENET_RDSR_OFFSET)
#define KINETIS_ENET_TDSR (KINETIS_EMAC_BASE+KINETIS_ENET_TDSR_OFFSET)
#define KINETIS_ENET_MRBR (KINETIS_EMAC_BASE+KINETIS_ENET_MRBR_OFFSET)
#define KINETIS_ENET_RSFL (KINETIS_EMAC_BASE+KINETIS_ENET_RSFL_OFFSET)
#define KINETIS_ENET_RSEM (KINETIS_EMAC_BASE+KINETIS_ENET_RSEM_OFFSET)
#define KINETIS_ENET_RAEM (KINETIS_EMAC_BASE+KINETIS_ENET_RAEM_OFFSET)
#define KINETIS_ENET_RAFL (KINETIS_EMAC_BASE+KINETIS_ENET_RAFL_OFFSET)
#define KINETIS_ENET_TSEM (KINETIS_EMAC_BASE+KINETIS_ENET_TSEM_OFFSET)
#define KINETIS_ENET_TAEM (KINETIS_EMAC_BASE+KINETIS_ENET_TAEM_OFFSET)
#define KINETIS_ENET_TAFL (KINETIS_EMAC_BASE+KINETIS_ENET_TAFL_OFFSET)
#define KINETIS_ENET_TIPG (KINETIS_EMAC_BASE+KINETIS_ENET_TIPG_OFFSET)
#define KINETIS_ENET_FTRL (KINETIS_EMAC_BASE+KINETIS_ENET_FTRL_OFFSET)
#define KINETIS_ENET_TACC (KINETIS_EMAC_BASE+KINETIS_ENET_TACC_OFFSET)
#define KINETIS_ENET_RACC (KINETIS_EMAC_BASE+KINETIS_ENET_RACC_OFFSET)
#define KINETIS_ENET_ATCR (KINETIS_EMAC_BASE+KINETIS_ENET_ATCR_OFFSET)
#define KINETIS_ENET_ATVR (KINETIS_EMAC_BASE+KINETIS_ENET_ATVR_OFFSET)
#define KINETIS_ENET_ATOFF (KINETIS_EMAC_BASE+KINETIS_ENET_ATOFF_OFFSET)
#define KINETIS_ENET_ATPER (KINETIS_EMAC_BASE+KINETIS_ENET_ATPER_OFFSET)
#define KINETIS_ENET_ATCOR (KINETIS_EMAC_BASE+KINETIS_ENET_ATCOR_OFFSET)
#define KINETIS_ENET_ATINC (KINETIS_EMAC_BASE+KINETIS_ENET_ATINC_OFFSET)
#define KINETIS_ENET_ATSTMP (KINETIS_EMAC_BASE+KINETIS_ENET_ATSTMP_OFFSET)
#define KINETIS_ENET_TGSR (KINETIS_EMAC_BASE+KINETIS_ENET_TGSR_OFFSET)
#define KINETIS_ENET_TCSR0 (KINETIS_EMAC_BASE+KINETIS_ENET_TCSR0_OFFSET)
#define KINETIS_ENET_TCCR0 (KINETIS_EMAC_BASE+KINETIS_ENET_TCCR0_OFFSET)
#define KINETIS_ENET_TCSR1 (KINETIS_EMAC_BASE+KINETIS_ENET_TCSR1_OFFSET)
#define KINETIS_ENET_TCCR1 (KINETIS_EMAC_BASE+KINETIS_ENET_TCCR1_OFFSET)
#define KINETIS_ENET_TCSR2 (KINETIS_EMAC_BASE+KINETIS_ENET_TCSR2_OFFSET)
#define KINETIS_ENET_TCCR2 (KINETIS_EMAC_BASE+KINETIS_ENET_TCCR2_OFFSET)
#define KINETIS_ENET_TCSR3 (KINETIS_EMAC_BASE+KINETIS_ENET_TCSR3_OFFSET)
#define KINETIS_ENET_TCCR3 (KINETIS_EMAC_BASE+KINETIS_ENET_TCCR3_OFFSET)
/* Register Bit Definitions *****************************************************************/
/* Interrupt Event Register, Interrupt Mask Register */
/* Bits 0-14: Reserved */
#define ENET_INT_TS_TIMER (1 << 15) /* Bit 15: Timestamp timer */
#define ENET_INT_TS_AVAIL (1 << 16) /* Bit 16: Transmit timestamp available */
#define ENET_INT_WAKEUP (1 << 17) /* Bit 17: Node wake-up request indication */
#define ENET_INT_PLR (1 << 18) /* Bit 18: Payload receive error */
#define ENET_INT_UN (1 << 19) /* Bit 19: Transmit FIFO underrun */
#define ENET_INT_RL (1 << 20) /* Bit 20: Collision Retry Limit */
#define ENET_INT_LC (1 << 21) /* Bit 21: Late Collision */
#define ENET_INT_EBERR (1 << 22) /* Bit 22: Ethernet Bus Error */
#define ENET_INT_MII (1 << 23) /* Bit 23: MII Interrupt */
#define ENET_INT_RXB (1 << 24) /* Bit 24: Receive Buffer Interrupt */
#define ENET_INT_RXF (1 << 25) /* Bit 25: Receive Frame Interrupt */
#define ENET_INT_TXB (1 << 26) /* Bit 26: Transmit Buffer Interrupt */
#define ENET_INT_TXF (1 << 27) /* Bit 27: Transmit Frame Interrupt */
#define ENET_INT_GRA (1 << 28) /* Bit 28: Graceful Stop Complete */
#define ENET_INT_BABT (1 << 29) /* Bit 29: Babbling Transmit Error */
#define ENET_INT_BABR (1 << 30) /* Bit 30: Babbling Receive Error */
/* Bit 31: Reserved */
/* Receive Descriptor Active Register */
/* Bits 0-23: Reserved */
#define ENET_RDAR (1 << 24) /* Bit 24: Receive descriptor active */
/* Bits 25-31: Reserved */
/* Transmit Descriptor Active Register */
/* Bits 0-23: Reserved */
#define ENET_TDAR (1 << 24) /* Bit 24: Transmit descriptor active */
/* Bits 25-31: Reserved */
/* Ethernet Control Register */
#define ENET_ECR_RESET (1 << 0) /* Bit 0: Ethernet MAC reset */
#define ENET_ECR_ETHEREN (1 << 1) /* Bit 1: Ethernet enable */
#define ENET_ECR_MAGICEN (1 << 2) /* Bit 2: Magic packet detection enable */
#define ENET_ECR_SLEEP (1 << 3) /* Bit 3: Sleep mode enable */
#define ENET_ECR_EN1588 (1 << 4) /* Bit 4: EN1588 enable */
/* Bit 5: Reserved */
#define ENET_ECR_DBGEN (1 << 6) /* Bit 6: Debug enable */
#define ENET_ECR_STOPEN (1 << 7) /* Bit 7: STOPEN Signal Control */
/* Bits 8-31: Reserved */
/* MII Management Frame Register */
#define ENET_MMFR_DATA_SHIFT (0) /* Bits 0-15: Management frame data */
#define ENET_MMFR_DATA_MASK (0xffff << ENET_MMFR_DATA_SHIFT)
#define ENET_MMFR_TA_SHIFT (16) /* Bits 16-17: Turn around */
#define ENET_MMFR_TA_MASK (3 << ENET_MMFR_TA_SHIFT)
#define ENET_MMFR_RA_SHIFT (18) /* Bits 18-22: Register address */
#define ENET_MMFR_RA_MASK (31 << ENET_MMFR_RA_SHIFT)
#define ENET_MMFR_PA_SHIFT (23) /* Bits 23-27: PHY address */
#define ENET_MMFR_PA_MASK (31 << ENET_MMFR_PA_SHIFT)
#define ENET_MMFR_OP_SHIFT (28) /* Bits 28-29: Operation code */
#define ENET_MMFR_OP_MASK (3 << ENET_MMFR_OP_SHIFT)
# define ENET_MMFR_OP_WRNOTMII (0 << ENET_MMFR_OP_SHIFT) /* Write frame, not MII compliant */
# define ENET_MMFR_OP_WRMII (1 << ENET_MMFR_OP_SHIFT) /* Write frame, MII management frame */
# define ENET_MMFR_OP_RDMII (2 << ENET_MMFR_OP_SHIFT) /* Read frame, MII management frame */
# define ENET_MMFR_OP_RdNOTMII (3 << ENET_MMFR_OP_SHIFT) /* Read frame, not MII compliant */
#define ENET_MMFR_ST_SHIFT (30) /* Bits 30-31: Start of frame delimiter */
#define ENET_MMFR_ST_MASK (3 << ENET_MMFR_ST_SHIFT)
/* MII Speed Control Register */
/* Bit 0: Reserved */
#define ENET_MSCR_MII_SPEED_SHIFT (1) /* Bits 1-6: MII speed */
#define ENET_MSCR_MII_SPEED_MASK (63 << ENET_MSCR_MII_SPEED_SHIFT)
#define ENET_MSCR_DIS_PRE (1 << 7) /* Bit 7: Disable preamble */
#define ENET_MSCR_HOLDTIME_SHIFT (8) /* Bits 8-10: Holdtime on MDIO output */
#define ENET_MSCR_HOLDTIME_MASK (7 << ENET_MSCR_HOLDTIME_SHIFT)
# define ENET_MSCR_HOLDTIME_1CYCLE (0 << ENET_MSCR_HOLDTIME_SHIFT) /* 1 internal module clock cycle */
# define ENET_MSCR_HOLDTIME_2CYCLES (1 << ENET_MSCR_HOLDTIME_SHIFT) /* 2 internal module clock cycles */
# define ENET_MSCR_HOLDTIME_3CYCLES (2 << ENET_MSCR_HOLDTIME_SHIFT) /* 3 internal module clock cycles */
# define ENET_MSCR_HOLDTIME_8CYCLES (7 << ENET_MSCR_HOLDTIME_SHIFT) /* 8 internal module clock cycles */
/* Bits 11-31: Reserved */
/* MIB Control Register */
/* Bits 0-28: Reserved */
#define ENET_MIBC_MIB_CLEAR (1 << 29) /* Bit 29: MIB clear */
#define ENET_MIBC_MIB_IDLE (1 << 30) /* Bit 30: MIB idle */
#define ENET_MIBC_MIB_DIS (1 << 31) /* Bit 31: Disable MIB logic */
/* Receive Control Register */
#define ENET_RCR_LOOP (1 << 0) /* Bit 0: Internal loopback */
#define ENET_RCR_DRT (1 << 1) /* Bit 1: Disable receive on transmit */
#define ENET_RCR_MII_MODE (1 << 2) /* Bit 2: Media independent interface mode */
#define ENET_RCR_PROM (1 << 3) /* Bit 3: Promiscuous mode */
#define ENET_RCR_BC_REJ (1 << 4) /* Bit 4: Broadcast frame reject */
#define ENET_RCR_FCE (1 << 5) /* Bit 5: Flow control enable */
/* Bits 6-7: Reserved */
#define ENET_RCR_RMII_MODE (1 << 8) /* Bit 8: RMII mode enable */
#define ENET_RCR_RMII_10T (1 << 9) /* Bit 9: Enables 10-Mbps mode of the RMII */
/* Bits 10-11: Reserved */
#define ENET_RCR_PADEN (1 << 12) /* Bit 12: Enable frame padding remove on receive */
#define ENET_RCR_PAUFWD (1 << 13) /* Bit 13: Terminate/forward pause frames */
#define ENET_RCR_CRCFWD (1 << 14) /* Bit 14: Terminate/forward received CRC */
#define ENET_RCR_CFEN (1 << 15) /* Bit 15: MAC control frame enable */
#define ENET_RCR_MAX_FL_SHIFT (16) /* Bits 16-29: Maximum frame length */
#define ENET_RCR_MAX_FL_MASK (0x3fff << ENET_RCR_MAX_FL_SHIFT)
#define ENET_RCR_NLC (1 << 30) /* Bit 30: Payload length check disable */
#define ENET_RCR_GRS (1 << 31) /* Bit 31: Graceful receive stopped */
/* Transmit Control Register */
#define ENET_TCR_GTS (1 << 0) /* Bit 0: Graceful transmit stop */
/* Bit 1: Reserved */
#define ENET_TCR_ADDINS (1 << 8) /* Bit 8: Set MAC address on transmit */
#define ENET_TCR_FDEN (1 << 2) /* Bit 2: Full duplex enable */
#define ENET_TCR_TFC_PAUSE (1 << 3) /* Bit 3: Transmit frame control pause */
#define ENET_TCR_RFC_PAUSE (1 << 4) /* Bit 4: Receive frame control pause */
#define ENET_TCR_ADDSEL_SHIFT (5) /* Bits 5-7: Source MAC address select on transmit */
#define ENET_TCR_ADDSEL_MASK (7 << ENET_TCR_ADDSEL_SHIFT)
# define ENET_TCR_ADDSEL_PADDR12 (0 << ENET_TCR_ADDSEL_SHIFT) /* Node MAC address programmed on PADDR1/2 registers */
#define ENET_TCR_CRCFWD (1 << 9) /* Bit 9: Forward frame from application with CRC */
/* Bits 10-31: Reserved */
/* Physical Address Lower/Upper Register (32-bits of 48-address) */
/* Physical Address Upper Register */
#define ENET_PAUR_TYPE_SHIFT (0) /* Bits 0-15: Type field in PAUSE frame */
#define ENET_PAUR_TYPE_MASK (0xffff << ENET_PAUR_TYPE_MASK)
#define ENET_PAUR_PADDR2_SHIFT (16) /* Bits 16-31: Bytes 4 and 5 of the 6-byte address */
#define ENET_PAUR_PADDR2_MASK (0xffff << ENET_PAUR_PADDR2_SHIFT)
/* Opcode/Pause Duration Register */
#define ENET_OPD_PAUSE_DUR_SHIFT (0) /* Bits 0-15: Pause duration */
#define ENET_OPD_PAUSE_DUR_MASK (0xffff << ENET_OPD_PAUSE_DUR_SHIFT)
#define ENET_OPD_OPCODE_SHIFT (16) /* Bits 16-31: Opcode field in PAUSE frames */
#define ENET_OPD_OPCODE_MASK (0xffff << ENET_OPD_OPCODE_SHIFT)
/* Descriptor Individual Uupper/Lower Address Register (64-bit address in two 32-bit registers) */
/* Descriptor Group Upper/Lower Address Register (64-bit address in two 32-bit registers) */
/* Transmit FIFO Watermark Register */
#define ENET_TFWR_TFWR_SHIFT (0) /* Bits 0-5: Transmit FIFO write */
/* Bits 6-7: Reserved */
#define ENET_TFWR_TFWR_MASK (63 << ENET_TFWR_TFWR_SHIFT)
#define ENET_TFWR_STRFWD (1 << 8) /* Bit 8: Store and forward enable */
/* Bits 9-31: Reserved */
/* Receive Descriptor Ring Start Register */
/* Bits 0-2: Reserved */
#define ENET_RDSR_SHIFT (3) /* Bits 3-31: Start of the receive buffer descriptor queue */
#define ENET_RDSR_MASK (0xfffffff8)
/* Transmit Buffer Descriptor Ring Start Register */
/* Bits 0-2: Reserved */
#define ENET_TDSR_SHIFT (3) /* Bits 3-31: Start of the transmit buffer descriptor queue */
#define ENET_TDSR_MASK (0xfffffff8)
/* Maximum Receive Buffer Size Register */
/* Bits 14-31: Reserved */
#define ENET_MRBR_SHIFT (4) /* Bits 4-13: Receive buffer size in bytes */
#define ENET_MRBR_MASK (0x3ff << ENET_MRBR_SHIFT)
/* Bits 0-3: Reserved */
/* Receive FIFO Section Full Threshold */
/* Bits 8-31: Reserved */
#define ENET_RSFL_SHIFT (0) /* Bits 0-7: Value of receive FIFO section full threshold */
#define ENET_RSFL_MASK (0xff << ENET_RSFL_SHIFT)
/* Receive FIFO Section Empty Threshold */
#define ENET_RSEM_SHIFT (0) /* Bits 0-7: Value of the receive FIFO section empty threshold */
#define ENET_RSEM_MASK (0xff << ENET_RSEM_SHIFT)
/* Bits 8-31: Reserved */
/* Receive FIFO Almost Empty Threshold */
#define ENET_RAEM_SHIFT (0) /* Bits 0-7: Value of the receive FIFO almost empty threshold */
#define ENET_RAEM_MASK (0xff << ENET_RAEM_SHIFT)
/* Bits 8-31: Reserved */
/* Receive FIFO Almost Full Threshold */
#define ENET_RAFL_SHIFT (0) /* Bits 0-7: Value of the receive FIFO almost full threshold */
#define ENET_RAFL_MASK (0xff << ENET_RAFL_SHIFT)
/* Bits 8-31: Reserved */
/* Transmit FIFO Section Empty Threshold */
#define ENET_TSEM_SHIFT (0) /* Bits 0-7: Value of the transmit FIFO section empty threshold */
#define ENET_TSEM_MASK (0xff << ENET_TSEM_SHIFT)
/* Bits 8-31: Reserved */
/* Transmit FIFO Almost Empty Threshold */
#define ENET_TAEM_SHIFT (0) /* Bits 0-7: Value of the transmit FIFO section empty threshold */
#define ENET_TAEM_MASK (0xff << ENET_TAEM_SHIFT)
/* Bits 8-31: Reserved */
/* Transmit FIFO Almost Full Threshold */
#define ENET_TAFL_SHIFT (0) /* Bits 0-7: Value of the transmit FIFO section empty threshold */
#define ENET_TAFL_MASK (0xff << ENET_TAFL_SHIFT)
/* Bits 8-31: Reserved */
/* Transmit Inter-Packet Gap */
#define ENET_TIPG_SHIFT (0) /* Bits 0-4: Value of the transmit FIFO section empty threshold */
#define ENET_TIPG_MASK (31 << ENET_TIPG_SHIFT)
/* Bits 5-31: Reserved */
/* Frame Truncation Length */
#define ENET_FTRL_SHIFT (0) /* Bits 0-13: Value of the transmit FIFO section empty threshold */
#define ENET_FTRL_MASK (0x3fff << ENET_FTRL_SHIFT)
/* Bits 14-31: Reserved */
/* Transmit Accelerator Function Configuration */
#define ENET_TACC_SHIFT16 (1 << 0) /* Bit 0: TX FIFO shift-16 */
/* Bits 1-2: Reserved */
#define ENET_TACC_IPCHK (1 << 3) /* Bit 3: Enables insertion of IP header checksum */
#define ENET_TACC_PROCHK (1 << 4) /* Bit 4: Enables insertion of protocol checksum */
/* Bits 5-31: Reserved */
/* Receive Accelerator Function Configuration */
#define ENET_RACC_PADREM (1 << 0) /* Bit 0: Enable padding removal for short IP frames */
#define ENET_RACC_IPDIS (1 << 1) /* Bit 1: Enable discard of frames with wrong IPv4 header checksum */
#define ENET_RACC_PRODIS (1 << 2) /* Bit 2: Enable discard of frames with wrong protocol checksum */
/* Bits 3-5: Reserved */
#define ENET_RACC_LINEDIS (1 << 6) /* Bit 6: Enable discard of frames with MAC layer errors */
#define ENET_RACC_SHIFT16 (1 << 7) /* Bit 7: RX FIFO shift-16 */
/* Bits 8-31: Reserved */
/* Timer Control Register */
#define ENET_ATCR_EN (1 << 0) /* Bit 0: Enable timer */
/* Bit 1: Reserved */
#define ENET_ATCR_OFFEN (1 << 2) /* Bit 2: Enable one-shot offset event */
#define ENET_ATCR_OFFRST (1 << 3) /* Bit 3: Reset timer on offset event */
#define ENET_ATCR_PEREN (1 << 4) /* Bit 4: Enable periodical event */
/* Bits 5-6: Reserved */
#define ENET_ATCR_PINPER (1 << 7) /* Bit 7: Enables event signal output assertion on period event */
/* Bit 8: Reserved */
#define ENET_ATCR_RESTART (1 << 9) /* Bit 9: Reset timer */
/* Bit 10: Reserved */
#define ENET_ATCR_CAPTURE (1 << 11) /* Bit 11: Capture timer value */
/* Bit 12: Reserved */
#define ENET_ATCR_SLAVE (1 << 13) /* Bit 13: Enable timer slave mode */
/* Bits 14-31: Reserved */
/* Timer Value Register (32-bit timer value) */
/* Timer Offset Register (32-bit offset value) */
/* Timer Period Register (32-bit timer period) */
/* Timer Correction Register */
#define ENET_ATCOR_MASK (0x7fffffff) /* Bits 0-3: Correction counter wrap-around value */
/* Bit 31: Reserved */
/* Time-Stamping Clock Period Register */
#define ENET_ATINC_INC_SHIFT (0) /* Bits 0-6: Clock period of the timestamping clock (ts_clk) in nanoseconds */
#define ENET_ATINC_INC_MASK (0x7f << ENET_ATINC_INC_SHIFT)
/* Bit 7: Reserved */
#define ENET_ATINC_INC_CORR_SHIFT (8) /* Bits 8-14: Correction increment value */
#define ENET_ATINC_INC_CORR_MASK (0x7f << ENET_ATINC_INC_CORR_SHIFT)
/* Bits 15-31: Reserved */
/* Timestamp of Last Transmitted Frame (32-bit timestamp) */
/* Timer Global Status Register */
#define ENET_TGSR_TF0 (1 << 0) /* Bit 0: Copy of Timer Flag for channel 0 */
#define ENET_TGSR_TF1 (1 << 1) /* Bit 1: Copy of Timer Flag for channel 1 */
#define ENET_TGSR_TF2 (1 << 2) /* Bit 2: Copy of Timer Flag for channel 2 */
#define ENET_TGSR_TF3 (1 << 3) /* Bit 3: Copy of Timer Flag for channel 3 */
/* Bits 14-31: Reserved */
/* Timer Control Status Register n */
#define ENET_TCSR_TDRE (1 << 0) /* Bit 0: Timer DMA Request Enable */
/* Bit 1: Reserved */
#define ENET_TCSR_TMODE_SHIFT (2) /* Bits 2-5: Timer Mode */
#define ENET_TCSR_TMODE_MASK (15 << ENET_TCSR_TMODE_SHIFT)
# define ENET_TCSR_TMODE_DISABLED (0 << ENET_TCSR_TMODE_SHIFT) /* Disabled */
# define ENET_TCSR_TMODE_ICRISING (1 << ENET_TCSR_TMODE_SHIFT) /* Input Capture on rising edge */
# define ENET_TCSR_TMODE_ICFALLLING (2 << ENET_TCSR_TMODE_SHIFT) /* Input Capture on falling edge */
# define ENET_TCSR_TMODE_ICBOTH (3 << ENET_TCSR_TMODE_SHIFT) /* Input Capture on both edges */
# define ENET_TCSR_TMODE_OCSW (4 << ENET_TCSR_TMODE_SHIFT) /* Output Compare, S/W only */
# define ENET_TCSR_TMODE_OCTOGGLE (5 << ENET_TCSR_TMODE_SHIFT) /* Output Compare, toggle on compare */
# define ENET_TCSR_TMODE_OCCLR (6 << ENET_TCSR_TMODE_SHIFT) /* Output Compare, clear on compare */
# define ENET_TCSR_TMODE_OCSET (7 << ENET_TCSR_TMODE_SHIFT) /* Output Compare, set on compare */
# define ENET_TCSR_TMODE_OCSETCLR (9 << ENET_TCSR_TMODE_SHIFT) /* Output Compare, set on compare, clear on overflow */
# define ENET_TCSR_TMODE_OCCLRSET (10 << ENET_TCSR_TMODE_SHIFT) /* Output Compare, clear on compare, set on overflow */
# define ENET_TCSR_TMODE_PCPULSEL (14 << ENET_TCSR_TMODE_SHIFT) /* Output Compare, pulse low on compare */
# define ENET_TCSR_TMODE_PCPULSEH (15 << ENET_TCSR_TMODE_SHIFT) /* Output Compare, pulse high on compare */
#define ENET_TCSR_TIE (1 << 6) /* Bit 6: Timer interrupt enable */
#define ENET_TCSR_TF (1 << 7) /* Bit 7: Timer Flag */
/* Bits 8-31: Reserved */
/* Timer Compare Capture Register (32-bit compare value) */
/* Buffer Descriptors ***********************************************************************/
/* Endian-independent descriptor offsets */
#define DESC_STATUS1_OFFSET (0)
#define DESC_LENGTH_OFFSET (2)
#define DESC_DATAPTR_OFFSET (4)
#define DESC_LEGACY_LEN (8)
#define DESC_STATUS2_OFFSET (8)
#define DESC_LENPROTO_OFFSET (12)
#define DESC_CHECKSUM_OFFSET (14)
#define DESC_BDU_OFFSET (16)
#define DESC_TIMESTAMP_OFFSET (20)
#define DESC_ENHANCED_LEN (32)
/* Legacy/Common TX Buffer Descriptor Bit Definitions.
*
* The descriptors are represented by structures Unfortunately, when the
* structures are overlayed on the data, the bytes are reversed because
* the underlying hardware writes the data in big-endian byte order.
*/
#ifdef CONFIG_ENDIAN_BIG
# define TXDESC_ABC (1 << 9) /* Legacy */
# define TXDESC_TC (1 << 10) /* Common */
# define TXDESC_L (1 << 11) /* Common */
# define TXDESC_TO2 (1 << 12) /* Common */
# define TXDESC_W (1 << 13) /* Common */
# define TXDESC_TO1 (1 << 14) /* Common */
# define TXDESC_R (1 << 15) /* Common */
#else
# define TXDESC_ABC (1 << 1) /* Legacy */
# define TXDESC_TC (1 << 2) /* Common */
# define TXDESC_L (1 << 3) /* Common */
# define TXDESC_TO2 (1 << 4) /* Common */
# define TXDESC_W (1 << 5) /* Common */
# define TXDESC_TO1 (1 << 6) /* Common */
# define TXDESC_R (1 << 7) /* Common */
#endif
/* Enhanced (only) TX Buffer Descriptor Bit Definitions */
#ifdef CONFIG_ENDIAN_BIG
# define TXDESC_TSE (1 << 8)
# define TXDESC_OE (1 << 9)
# define TXDESC_LCE (1 << 10)
# define TXDESC_FE (1 << 11)
# define TXDESC_EE (1 << 12)
# define TXDESC_UE (1 << 13)
# define TXDESC_TXE (1 << 15)
# define TXDESC_IINS (1 << 27)
# define TXDESC_PINS (1 << 28)
# define TXDESC_TS (1 << 29)
# define TXDESC_INT (1 << 30)
# define TXDESC_BDU (1 << 31)
#else
# define TXDESC_IINS (1 << 3)
# define TXDESC_PINS (1 << 4)
# define TXDESC_TS (1 << 5)
# define TXDESC_INT (1 << 6)
# define TXDESC_TSE (1 << 16)
# define TXDESC_OE (1 << 17)
# define TXDESC_LCE (1 << 18)
# define TXDESC_FE (1 << 19)
# define TXDESC_EE (1 << 20)
# define TXDESC_UE (1 << 21)
# define TXDESC_TXE (1 << 23)
# define TXDESC_BDU (1 << 7)
#endif
/* Legacy (and Common) RX Buffer Descriptor Bit Definitions */
#ifdef CONFIG_ENDIAN_BIG
# define RXDESC_TR (1 << 0)
# define RXDESC_OV (1 << 1)
# define RXDESC_CR (1 << 2)
# define RXDESC_NO (1 << 4)
# define RXDESC_LG (1 << 5)
# define RXDESC_MC (1 << 6)
# define RXDESC_BC (1 << 7)
# define RXDESC_M (1 << 8)
# define RXDESC_L (1 << 11)
# define RXDESC_R02 (1 << 12)
# define RXDESC_W (1 << 13)
# define RXDESC_R01 (1 << 14)
# define RXDESC_E (1 << 15)
#else
# define RXDESC_M (1 << 0)
# define RXDESC_L (1 << 3)
# define RXDESC_R02 (1 << 4)
# define RXDESC_W (1 << 5)
# define RXDESC_R01 (1 << 6)
# define RXDESC_E (1 << 7)
# define RXDESC_TR (1 << 8)
# define RXDESC_OV (1 << 9)
# define RXDESC_CR (1 << 10)
# define RXDESC_NO (1 << 12)
# define RXDESC_LG (1 << 13)
# define RXDESC_MC (1 << 14)
# define RXDESC_BC (1 << 15)
#endif
/* Enhanced (only) TX Buffer Descriptor Bit Definitions */
#ifdef CONFIG_ENDIAN_BIG
# define RXDESC_FRAG (1 << 0)
# define RXDESC_IPV6 (1 << 1)
# define RXDESC_VLAN (1 << 2)
# define RXDESC_PCR (1 << 4)
# define RXDESC_ICE (1 << 5)
# define RXDESC_INT (1 << 23)
# define RXDESC_UC (1 << 24)
# define RXDESC_CE (1 << 25)
# define RXDESC_PE (1 << 26)
# define RXDESC_ME (1 << 31)
# define RXDESC_BDU (1 << 31)
#else
# define RXDESC_UC (1 << 0)
# define RXDESC_CE (1 << 1)
# define RXDESC_PE (1 << 2)
# define RXDESC_ME (1 << 7)
# define RXDESC_INT (1 << 15)
# define RXDESC_FRAG (1 << 24)
# define RXDESC_IPV6 (1 << 25)
# define RXDESC_VLAN (1 << 26)
# define RXDESC_PCR (1 << 28)
# define RXDESC_ICE (1 << 29)
# define RXDESC_BDU (1 << 7)
#endif
/********************************************************************************************
* Public Types
********************************************************************************************/
/* Buffer Descriptors ***********************************************************************/
/* Legacy Buffer Descriptor */
#ifdef CONFIG_ENET_ENHANCEDBD
struct enet_desc_s
{
uint16_t status1; /* Control and status */
uint16_t length; /* Data length */
uint8_t *data; /* Buffer address */
uint32_t status2; /* Extended status */
uint16_t lenproto; /* Header length + Protocol type */
uint16_t checksum; /* Payload checksum */
uint32_t bdu; /* BDU */
uint32_t timestamp; /* Time stamp */
uint32_t reserved1; /* unused */
uint32_t reserved2; /* unused */
}
#else
struct enet_desc_s
{
uint16_t status1; /* Control and status */
uint16_t length; /* Data length */
uint8_t *data; /* Buffer address */
};
#endif
/********************************************************************************************
* Public Data
********************************************************************************************/
/********************************************************************************************
* Public Functions
********************************************************************************************/
#endif /* KINETIS_NENET && KINETIS_NENET > 0 */
#endif /* __ARCH_ARM_SRC_KINETIS_KINETIS_ENET_H */
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