/* $OpenBSD: if_cpswreg.h,v 1.6 2016/03/02 01:31:41 canacar Exp $ */

/*-
 * Copyright (c) 2012 Damjan Marion <dmarion@Freebsd.org>
 * All rights reserved.
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
 *
 * $FreeBSD$
 */

#ifndef _IF_CPSWREG_H
#define _IF_CPSWREG_H

#define CPSW_SS_OFFSET                  0x0000
#define CPSW_SS_IDVER                   (CPSW_SS_OFFSET + 0x00)
#define  CPSW_SS_IDVER_RTL(_r)                  (((_r) >> 11) & 0x1f)
#define  CPSW_SS_IDVER_MAJ(_r)                  (((_r) >> 8) & 0x7)
#define  CPSW_SS_IDVER_MIN(_r)                  ((_r) & 0xff)
#define CPSW_SS_SOFT_RESET              (CPSW_SS_OFFSET + 0x08)
#define CPSW_SS_STAT_PORT_EN            (CPSW_SS_OFFSET + 0x0C)
#define CPSW_SS_PTYPE                   (CPSW_SS_OFFSET + 0x10)

#define CPSW_PORT_OFFSET                0x0100
#define CPSW_PORT_P_TX_PRI_MAP(p)       (CPSW_PORT_OFFSET + 0x118 + ((p-1) * 0x100))
#define CPSW_PORT_P0_CPDMA_TX_PRI_MAP   (CPSW_PORT_OFFSET + 0x01C)
#define CPSW_PORT_P0_CPDMA_RX_CH_MAP    (CPSW_PORT_OFFSET + 0x020)
#define CPSW_PORT_P_SA_LO(p)            (CPSW_PORT_OFFSET + 0x120 + ((p-1) * 0x100))
#define CPSW_PORT_P_SA_HI(p)            (CPSW_PORT_OFFSET + 0x124 + ((p-1) * 0x100))

#define CPSW_CPDMA_OFFSET               0x0800
#define CPSW_CPDMA_TX_CONTROL           (CPSW_CPDMA_OFFSET + 0x04)
#define CPSW_CPDMA_TX_TEARDOWN          (CPSW_CPDMA_OFFSET + 0x08)
#define CPSW_CPDMA_RX_CONTROL           (CPSW_CPDMA_OFFSET + 0x14)
#define CPSW_CPDMA_RX_TEARDOWN          (CPSW_CPDMA_OFFSET + 0x18)
#define CPSW_CPDMA_SOFT_RESET           (CPSW_CPDMA_OFFSET + 0x1c)
#define CPSW_CPDMA_DMACONTROL           (CPSW_CPDMA_OFFSET + 0x20)
#define CPSW_CPDMA_DMASTATUS            (CPSW_CPDMA_OFFSET + 0x24)
#define CPSW_CPDMA_RX_BUFFER_OFFSET     (CPSW_CPDMA_OFFSET + 0x28)
#define CPSW_CPDMA_TX_INTSTAT_RAW       (CPSW_CPDMA_OFFSET + 0x80)
#define CPSW_CPDMA_TX_INTSTAT_MASKED    (CPSW_CPDMA_OFFSET + 0x84)
#define CPSW_CPDMA_TX_INTMASK_SET       (CPSW_CPDMA_OFFSET + 0x88)
#define CPSW_CPDMA_TX_INTMASK_CLEAR     (CPSW_CPDMA_OFFSET + 0x8C)
#define CPSW_CPDMA_CPDMA_EOI_VECTOR     (CPSW_CPDMA_OFFSET + 0x94)
#define CPSW_CPDMA_RX_INTSTAT_RAW       (CPSW_CPDMA_OFFSET + 0xA0)
#define CPSW_CPDMA_RX_INTSTAT_MASKED    (CPSW_CPDMA_OFFSET + 0xA4)
#define CPSW_CPDMA_RX_INTMASK_SET       (CPSW_CPDMA_OFFSET + 0xA8)
#define CPSW_CPDMA_RX_INTMASK_CLEAR     (CPSW_CPDMA_OFFSET + 0xAc)
#define CPSW_CPDMA_DMA_INTSTAT_RAW      (CPSW_CPDMA_OFFSET + 0xB0)
#define CPSW_CPDMA_DMA_INTSTAT_MASKED   (CPSW_CPDMA_OFFSET + 0xB4)
#define CPSW_CPDMA_DMA_INTMASK_SET      (CPSW_CPDMA_OFFSET + 0xB8)
#define CPSW_CPDMA_DMA_INTMASK_CLEAR    (CPSW_CPDMA_OFFSET + 0xBC)
#define CPSW_CPDMA_RX_FREEBUFFER(p)     (CPSW_CPDMA_OFFSET + 0x0e0 + ((p) * 0x04))

#define CPSW_STATS_OFFSET               0x0900

#define CPSW_STATERAM_OFFSET            0x0A00
#define CPSW_CPDMA_TX_HDP(p)            (CPSW_STATERAM_OFFSET + 0x00 + ((p) * 0x04))
#define CPSW_CPDMA_RX_HDP(p)            (CPSW_STATERAM_OFFSET + 0x20 + ((p) * 0x04))
#define CPSW_CPDMA_TX_CP(p)             (CPSW_STATERAM_OFFSET + 0x40 + ((p) * 0x04))
#define CPSW_CPDMA_RX_CP(p)             (CPSW_STATERAM_OFFSET + 0x60 + ((p) * 0x04))

#define CPSW_CPTS_OFFSET                0x0C00

#define CPSW_ALE_OFFSET                 0x0D00
#define CPSW_ALE_CONTROL                (CPSW_ALE_OFFSET + 0x08)
#define CPSW_ALE_TBLCTL                 (CPSW_ALE_OFFSET + 0x20)
#define CPSW_ALE_TBLW2                  (CPSW_ALE_OFFSET + 0x34)
#define CPSW_ALE_TBLW1                  (CPSW_ALE_OFFSET + 0x38)
#define CPSW_ALE_TBLW0                  (CPSW_ALE_OFFSET + 0x3C)
#define CPSW_ALE_PORTCTL(p)             (CPSW_ALE_OFFSET + 0x40 + ((p) * 0x04))

#define CPSW_SL_OFFSET                  0x0D80
#define CPSW_SL_MACCONTROL(p)           (CPSW_SL_OFFSET + (0x40 * (p)) + 0x04)
#define CPSW_SL_SOFT_RESET(p)           (CPSW_SL_OFFSET + (0x40 * (p)) + 0x0C)
#define CPSW_SL_RX_MAXLEN(p)            (CPSW_SL_OFFSET + (0x40 * (p)) + 0x10)
#define CPSW_SL_RX_PRI_MAP(p)           (CPSW_SL_OFFSET + (0x40 * (p)) + 0x24)

#define MDIO_OFFSET                     0x1000
#define MDIOCONTROL                     (MDIO_OFFSET + 0x04)
#define MDIOALIVE                       (MDIO_OFFSET + 0x08)
#define MDIOLINK                        (MDIO_OFFSET + 0x0C)
#define MDIOUSERACCESS0                 (MDIO_OFFSET + 0x80)
#define MDIOUSERPHYSEL0                 (MDIO_OFFSET + 0x84)

#define CPSW_WR_OFFSET                  0x1200
#define CPSW_WR_SOFT_RESET              (CPSW_WR_OFFSET + 0x04)
#define CPSW_WR_CONTROL                 (CPSW_WR_OFFSET + 0x08)
#define CPSW_WR_INT_CONTROL             (CPSW_WR_OFFSET + 0x0c)
#define CPSW_WR_C_RX_THRESH_EN(p)       (CPSW_WR_OFFSET + (0x10 * (p)) + 0x10)
#define CPSW_WR_C_RX_EN(p)              (CPSW_WR_OFFSET + (0x10 * (p)) + 0x14)
#define CPSW_WR_C_TX_EN(p)              (CPSW_WR_OFFSET + (0x10 * (p)) + 0x18)
#define CPSW_WR_C_MISC_EN(p)            (CPSW_WR_OFFSET + (0x10 * (p)) + 0x1C)
#define CPSW_WR_C_RX_THRESH_STAT(p)     (CPSW_WR_OFFSET + (0x10 * (p)) + 0x40)
#define CPSW_WR_C_RX_STAT(p)            (CPSW_WR_OFFSET + (0x10 * (p)) + 0x44)
#define CPSW_WR_C_TX_STAT(p)            (CPSW_WR_OFFSET + (0x10 * (p)) + 0x48)
#define CPSW_WR_C_MISC_STAT(p)          (CPSW_WR_OFFSET + (0x10 * (p)) + 0x4C)
#define CPSW_WR_C_RX_IMAX(p)            (CPSW_WR_OFFSET + (0x08 * (p)) + 0x70)
#define CPSW_WR_C_TX_IMAX(p)            (CPSW_WR_OFFSET + (0x08 * (p)) + 0x74)
#define  CPSW_MISC_HOST_PEND                    0x0004

#define CPSW_CPPI_RAM_OFFSET            0x2000

#define CPDMA_BD_SOP                    (1<<15)
#define CPDMA_BD_EOP                    (1<<14)
#define CPDMA_BD_OWNER                  (1<<13)
#define CPDMA_BD_EOQ                    (1<<12)
#define CPDMA_BD_TDOWNCMPLT             (1<<11)
#define CPDMA_BD_PASSCRC                (1<<10)
#define CPDMA_BD_PKT_ERR_MASK           (3<< 4)

struct cpsw_cpdma_bd {
        uint32_t next;
        uint32_t bufptr;
        uint16_t buflen;
        uint16_t bufoff;
        uint16_t pktlen;
        uint16_t flags;
};

/* Interrupt offsets */
#define CPSW_INTROFF_RXTH       0
#define CPSW_INTROFF_RX         1
#define CPSW_INTROFF_TX         2
#define CPSW_INTROFF_MISC       3

#endif /*_IF_CPSWREG_H */