ecore_init_ops.h

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/*-
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright (c) 2007-2017 QLogic Corporation. 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 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.
 */
 
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
 
#ifndef ECORE_INIT_OPS_H
#define ECORE_INIT_OPS_H
 
 
 
 
 
 
 
 
 
 
static int ecore_gunzip(struct bxe_softc *sc, const uint8_t *zbuf, int len);
static void ecore_reg_wr_ind(struct bxe_softc *sc, uint32_t addr, uint32_t val);
static void ecore_write_dmae_phys_len(struct bxe_softc *sc,
                                      ecore_dma_addr_t phys_addr, uint32_t addr,
                                      uint32_t len);
 
static void ecore_init_str_wr(struct bxe_softc *sc, uint32_t addr,
                              const uint32_t *data, uint32_t len)
{
        uint32_t i;
 
        for (i = 0; i < len; i++)
                REG_WR(sc, addr + i*4, data[i]);
}
 
static void ecore_init_ind_wr(struct bxe_softc *sc, uint32_t addr,
                              const uint32_t *data, uint32_t len)
{
        uint32_t i;
 
        for (i = 0; i < len; i++)
                ecore_reg_wr_ind(sc, addr + i*4, data[i]);
}
 
static void ecore_write_big_buf(struct bxe_softc *sc, uint32_t addr, uint32_t len,
                                uint8_t wb)
{
        if (DMAE_READY(sc))
                ecore_write_dmae_phys_len(sc, GUNZIP_PHYS(sc), addr, len);
 
        /* in E1 chips BIOS initiated ZLR may interrupt widebus writes */
        else if (wb && CHIP_IS_E1(sc))
                ecore_init_ind_wr(sc, addr, GUNZIP_BUF(sc), len);
 
        /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */
        else
                ecore_init_str_wr(sc, addr, GUNZIP_BUF(sc), len);
}
 
static void ecore_init_fill(struct bxe_softc *sc, uint32_t addr, int fill,
                            uint32_t len, uint8_t wb)
{
        uint32_t buf_len = (((len*4) > FW_BUF_SIZE) ? FW_BUF_SIZE : (len*4));
        uint32_t buf_len32 = buf_len/4;
        uint32_t i;
 
        ECORE_MEMSET(GUNZIP_BUF(sc), (uint8_t)fill, buf_len);
 
        for (i = 0; i < len; i += buf_len32) {
                uint32_t cur_len = min(buf_len32, len - i);
 
                ecore_write_big_buf(sc, addr + i*4, cur_len, wb);
        }
}
 
static void ecore_write_big_buf_wb(struct bxe_softc *sc, uint32_t addr, uint32_t len)
{
        if (DMAE_READY(sc))
                ecore_write_dmae_phys_len(sc, GUNZIP_PHYS(sc), addr, len);
 
        /* in E1 chips BIOS initiated ZLR may interrupt widebus writes */
        else if (CHIP_IS_E1(sc))
                ecore_init_ind_wr(sc, addr, GUNZIP_BUF(sc), len);
 
        /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */
        else
                ecore_init_str_wr(sc, addr, GUNZIP_BUF(sc), len);
}
 
static void ecore_init_wr_64(struct bxe_softc *sc, uint32_t addr,
                             const uint32_t *data, uint32_t len64)
{
        uint32_t buf_len32 = FW_BUF_SIZE/4;
        uint32_t len = len64*2;
        uint64_t data64 = 0;
        uint32_t i;
 
        /* 64 bit value is in a blob: first low DWORD, then high DWORD */
        data64 = HILO_U64((*(data + 1)), (*data));
 
        len64 = min((uint32_t)(FW_BUF_SIZE/8), len64);
        for (i = 0; i < len64; i++) {
                uint64_t *pdata = ((uint64_t *)(GUNZIP_BUF(sc))) + i;
 
                *pdata = data64;
        }
 
        for (i = 0; i < len; i += buf_len32) {
                uint32_t cur_len = min(buf_len32, len - i);
 
                ecore_write_big_buf_wb(sc, addr + i*4, cur_len);
        }
}
 
/*********************************************************
   There are different blobs for each PRAM section.
   In addition, each blob write operation is divided into a few operations
   in order to decrease the amount of phys. contiguous buffer needed.
   Thus, when we select a blob the address may be with some offset
   from the beginning of PRAM section.
   The same holds for the INT_TABLE sections.
**********************************************************/
#define IF_IS_INT_TABLE_ADDR(base, addr) \
                        if (((base) <= (addr)) && ((base) + 0x400 >= (addr)))
 
#define IF_IS_PRAM_ADDR(base, addr) \
                        if (((base) <= (addr)) && ((base) + 0x40000 >= (addr)))
 
static const uint8_t *ecore_sel_blob(struct bxe_softc *sc, uint32_t addr,
                                const uint8_t *data)
{
        IF_IS_INT_TABLE_ADDR(TSEM_REG_INT_TABLE, addr)
                data = INIT_TSEM_INT_TABLE_DATA(sc);
        else
                IF_IS_INT_TABLE_ADDR(CSEM_REG_INT_TABLE, addr)
                        data = INIT_CSEM_INT_TABLE_DATA(sc);
        else
                IF_IS_INT_TABLE_ADDR(USEM_REG_INT_TABLE, addr)
                        data = INIT_USEM_INT_TABLE_DATA(sc);
        else
                IF_IS_INT_TABLE_ADDR(XSEM_REG_INT_TABLE, addr)
                        data = INIT_XSEM_INT_TABLE_DATA(sc);
        else
                IF_IS_PRAM_ADDR(TSEM_REG_PRAM, addr)
                        data = INIT_TSEM_PRAM_DATA(sc);
        else
                IF_IS_PRAM_ADDR(CSEM_REG_PRAM, addr)
                        data = INIT_CSEM_PRAM_DATA(sc);
        else
                IF_IS_PRAM_ADDR(USEM_REG_PRAM, addr)
                        data = INIT_USEM_PRAM_DATA(sc);
        else
                IF_IS_PRAM_ADDR(XSEM_REG_PRAM, addr)
                        data = INIT_XSEM_PRAM_DATA(sc);
 
        return data;
}
 
static void ecore_init_wr_wb(struct bxe_softc *sc, uint32_t addr,
                             const uint32_t *data, uint32_t len)
{
        if (DMAE_READY(sc))
                VIRT_WR_DMAE_LEN(sc, data, addr, len, 0);
 
        /* in E1 chips BIOS initiated ZLR may interrupt widebus writes */
        else if (CHIP_IS_E1(sc))
                ecore_init_ind_wr(sc, addr, data, len);
 
        /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */
        else
                ecore_init_str_wr(sc, addr, data, len);
}
 
#ifndef FW_ZIP_SUPPORT
static void ecore_init_fw(struct bxe_softc *sc, uint32_t addr, uint32_t len)
{
        const uint8_t *data = NULL;
 
        data = ecore_sel_blob(sc, addr, (const uint8_t *)data);
 
        if (DMAE_READY(sc))
                VIRT_WR_DMAE_LEN(sc, data, addr, len, 1);
 
        /* in E1 BIOS initiated ZLR may interrupt widebus writes */
        else if (CHIP_IS_E1(sc))
                ecore_init_ind_wr(sc, addr, (const uint32_t *)data, len);
 
        /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */
        else
                ecore_init_str_wr(sc, addr, (const uint32_t *)data, len);
}
 
#endif
 
static void ecore_wr_64(struct bxe_softc *sc, uint32_t reg, uint32_t val_lo,
                        uint32_t val_hi)
{
        uint32_t wb_write[2];
 
        wb_write[0] = val_lo;
        wb_write[1] = val_hi;
        REG_WR_DMAE_LEN(sc, reg, wb_write, 2);
}
 
static void ecore_init_wr_zp(struct bxe_softc *sc, uint32_t addr, uint32_t len,
                             uint32_t blob_off)
{
        const uint8_t *data = NULL;
        int rc;
        uint32_t i;
 
        data = ecore_sel_blob(sc, addr, data) + blob_off*4;
 
        rc = ecore_gunzip(sc, data, len);
        if (rc)
                return;
 
        /* gunzip_outlen is in dwords */
        len = GUNZIP_OUTLEN(sc);
        for (i = 0; i < len; i++)
                ((uint32_t *)GUNZIP_BUF(sc))[i] = (uint32_t)
                                ECORE_CPU_TO_LE32(((uint32_t *)GUNZIP_BUF(sc))[i]);
 
        ecore_write_big_buf_wb(sc, addr, len);
}
 
static void ecore_init_block(struct bxe_softc *sc, uint32_t block, uint32_t stage)
{
        uint16_t op_start =
                INIT_OPS_OFFSETS(sc)[BLOCK_OPS_IDX(block, stage,
                                                     STAGE_START)];
        uint16_t op_end =
                INIT_OPS_OFFSETS(sc)[BLOCK_OPS_IDX(block, stage,
                                                     STAGE_END)];
        const union init_op *op;
        uint32_t op_idx, op_type, addr, len;
        const uint32_t *data, *data_base;
 
        /* If empty block */
        if (op_start == op_end)
                return;
 
        data_base = INIT_DATA(sc);
 
        for (op_idx = op_start; op_idx < op_end; op_idx++) {
 
                op = (const union init_op *)&(INIT_OPS(sc)[op_idx]);
                /* Get generic data */
                op_type = op->raw.op;
                addr = op->raw.offset;
                /* Get data that's used for OP_SW, OP_WB, OP_FW, OP_ZP and
                 * OP_WR64 (we assume that op_arr_write and op_write have the
                 * same structure).
                 */
                len = op->arr_wr.data_len;
                data = data_base + op->arr_wr.data_off;
 
                switch (op_type) {
                case OP_RD:
                        REG_RD(sc, addr);
                        break;
                case OP_WR:
                        REG_WR(sc, addr, op->write.val);
                        break;
                case OP_SW:
                        ecore_init_str_wr(sc, addr, data, len);
                        break;
                case OP_WB:
                        ecore_init_wr_wb(sc, addr, data, len);
                        break;
#ifndef FW_ZIP_SUPPORT
                case OP_FW:
                        ecore_init_fw(sc, addr, len);
                        break;
#endif
                case OP_ZR:
                        ecore_init_fill(sc, addr, 0, op->zero.len, 0);
                        break;
                case OP_WB_ZR:
                        ecore_init_fill(sc, addr, 0, op->zero.len, 1);
                        break;
                case OP_ZP:
                        ecore_init_wr_zp(sc, addr, len,
                                         op->arr_wr.data_off);
                        break;
                case OP_WR_64:
                        ecore_init_wr_64(sc, addr, data, len);
                        break;
                case OP_IF_MODE_AND:
                        /* if any of the flags doesn't match, skip the
                         * conditional block.
                         */
                        if ((INIT_MODE_FLAGS(sc) &
                                op->if_mode.mode_bit_map) !=
                                op->if_mode.mode_bit_map)
                                op_idx += op->if_mode.cmd_offset;
                        break;
                case OP_IF_MODE_OR:
                        /* if all the flags don't match, skip the conditional
                         * block.
                         */
                        if ((INIT_MODE_FLAGS(sc) &
                                op->if_mode.mode_bit_map) == 0)
                                op_idx += op->if_mode.cmd_offset;
                        break;
                    /* the following opcodes are unused at the moment. */
                case OP_IF_PHASE:
                case OP_RT:
                case OP_DELAY:
                case OP_VERIFY:
                default:
                        /* Should never get here! */
 
                        break;
                }
        }
}
 
 
/****************************************************************************
* PXP Arbiter
****************************************************************************/
/*
 * This code configures the PCI read/write arbiter
 * which implements a weighted round robin
 * between the virtual queues in the chip.
 *
 * The values were derived for each PCI max payload and max request size.
 * since max payload and max request size are only known at run time,
 * this is done as a separate init stage.
 */
 
#define NUM_WR_Q                        13
#define NUM_RD_Q                        29
#define MAX_RD_ORD                      3
#define MAX_WR_ORD                      2
 
/* configuration for one arbiter queue */
struct arb_line {
        int l;
        int add;
        int ubound;
};
 
/* derived configuration for each read queue for each max request size */
static const struct arb_line read_arb_data[NUM_RD_Q][MAX_RD_ORD + 1] = {
/* 1 */ { {8, 64, 25}, {16, 64, 25}, {32, 64, 25}, {64, 64, 41} },
        { {4, 8,  4},  {4,  8,  4},  {4,  8,  4},  {4,  8,  4}  },
        { {4, 3,  3},  {4,  3,  3},  {4,  3,  3},  {4,  3,  3}  },
        { {8, 3,  6},  {16, 3,  11}, {16, 3,  11}, {16, 3,  11} },
        { {8, 64, 25}, {16, 64, 25}, {32, 64, 25}, {64, 64, 41} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {64, 3,  41} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {64, 3,  41} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {64, 3,  41} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {64, 3,  41} },
/* 10 */{ {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 64, 6},  {16, 64, 11}, {32, 64, 21}, {32, 64, 21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
/* 20 */{ {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 3,  6},  {16, 3,  11}, {32, 3,  21}, {32, 3,  21} },
        { {8, 64, 25}, {16, 64, 41}, {32, 64, 81}, {64, 64, 120} }
};
 
/* derived configuration for each write queue for each max request size */
static const struct arb_line write_arb_data[NUM_WR_Q][MAX_WR_ORD + 1] = {
/* 1 */ { {4, 6,  3},  {4,  6,  3},  {4,  6,  3} },
        { {4, 2,  3},  {4,  2,  3},  {4,  2,  3} },
        { {8, 2,  6},  {16, 2,  11}, {16, 2,  11} },
        { {8, 2,  6},  {16, 2,  11}, {32, 2,  21} },
        { {8, 2,  6},  {16, 2,  11}, {32, 2,  21} },
        { {8, 2,  6},  {16, 2,  11}, {32, 2,  21} },
        { {8, 64, 25}, {16, 64, 25}, {32, 64, 25} },
        { {8, 2,  6},  {16, 2,  11}, {16, 2,  11} },
        { {8, 2,  6},  {16, 2,  11}, {16, 2,  11} },
/* 10 */{ {8, 9,  6},  {16, 9,  11}, {32, 9,  21} },
        { {8, 47, 19}, {16, 47, 19}, {32, 47, 21} },
        { {8, 9,  6},  {16, 9,  11}, {16, 9,  11} },
        { {8, 64, 25}, {16, 64, 41}, {32, 64, 81} }
};
 
/* register addresses for read queues */
static const struct arb_line read_arb_addr[NUM_RD_Q-1] = {
/* 1 */ {PXP2_REG_RQ_BW_RD_L0, PXP2_REG_RQ_BW_RD_ADD0,
                PXP2_REG_RQ_BW_RD_UBOUND0},
        {PXP2_REG_PSWRQ_BW_L1, PXP2_REG_PSWRQ_BW_ADD1,
                PXP2_REG_PSWRQ_BW_UB1},
        {PXP2_REG_PSWRQ_BW_L2, PXP2_REG_PSWRQ_BW_ADD2,
                PXP2_REG_PSWRQ_BW_UB2},
        {PXP2_REG_PSWRQ_BW_L3, PXP2_REG_PSWRQ_BW_ADD3,
                PXP2_REG_PSWRQ_BW_UB3},
        {PXP2_REG_RQ_BW_RD_L4, PXP2_REG_RQ_BW_RD_ADD4,
                PXP2_REG_RQ_BW_RD_UBOUND4},
        {PXP2_REG_RQ_BW_RD_L5, PXP2_REG_RQ_BW_RD_ADD5,
                PXP2_REG_RQ_BW_RD_UBOUND5},
        {PXP2_REG_PSWRQ_BW_L6, PXP2_REG_PSWRQ_BW_ADD6,
                PXP2_REG_PSWRQ_BW_UB6},
        {PXP2_REG_PSWRQ_BW_L7, PXP2_REG_PSWRQ_BW_ADD7,
                PXP2_REG_PSWRQ_BW_UB7},
        {PXP2_REG_PSWRQ_BW_L8, PXP2_REG_PSWRQ_BW_ADD8,
                PXP2_REG_PSWRQ_BW_UB8},
/* 10 */{PXP2_REG_PSWRQ_BW_L9, PXP2_REG_PSWRQ_BW_ADD9,
                PXP2_REG_PSWRQ_BW_UB9},
        {PXP2_REG_PSWRQ_BW_L10, PXP2_REG_PSWRQ_BW_ADD10,
                PXP2_REG_PSWRQ_BW_UB10},
        {PXP2_REG_PSWRQ_BW_L11, PXP2_REG_PSWRQ_BW_ADD11,
                PXP2_REG_PSWRQ_BW_UB11},
        {PXP2_REG_RQ_BW_RD_L12, PXP2_REG_RQ_BW_RD_ADD12,
                PXP2_REG_RQ_BW_RD_UBOUND12},
        {PXP2_REG_RQ_BW_RD_L13, PXP2_REG_RQ_BW_RD_ADD13,
                PXP2_REG_RQ_BW_RD_UBOUND13},
        {PXP2_REG_RQ_BW_RD_L14, PXP2_REG_RQ_BW_RD_ADD14,
                PXP2_REG_RQ_BW_RD_UBOUND14},
        {PXP2_REG_RQ_BW_RD_L15, PXP2_REG_RQ_BW_RD_ADD15,
                PXP2_REG_RQ_BW_RD_UBOUND15},
        {PXP2_REG_RQ_BW_RD_L16, PXP2_REG_RQ_BW_RD_ADD16,
                PXP2_REG_RQ_BW_RD_UBOUND16},
        {PXP2_REG_RQ_BW_RD_L17, PXP2_REG_RQ_BW_RD_ADD17,
                PXP2_REG_RQ_BW_RD_UBOUND17},
        {PXP2_REG_RQ_BW_RD_L18, PXP2_REG_RQ_BW_RD_ADD18,
                PXP2_REG_RQ_BW_RD_UBOUND18},
/* 20 */{PXP2_REG_RQ_BW_RD_L19, PXP2_REG_RQ_BW_RD_ADD19,
                PXP2_REG_RQ_BW_RD_UBOUND19},
        {PXP2_REG_RQ_BW_RD_L20, PXP2_REG_RQ_BW_RD_ADD20,
                PXP2_REG_RQ_BW_RD_UBOUND20},
        {PXP2_REG_RQ_BW_RD_L22, PXP2_REG_RQ_BW_RD_ADD22,
                PXP2_REG_RQ_BW_RD_UBOUND22},
        {PXP2_REG_RQ_BW_RD_L23, PXP2_REG_RQ_BW_RD_ADD23,
                PXP2_REG_RQ_BW_RD_UBOUND23},
        {PXP2_REG_RQ_BW_RD_L24, PXP2_REG_RQ_BW_RD_ADD24,
                PXP2_REG_RQ_BW_RD_UBOUND24},
        {PXP2_REG_RQ_BW_RD_L25, PXP2_REG_RQ_BW_RD_ADD25,
                PXP2_REG_RQ_BW_RD_UBOUND25},
        {PXP2_REG_RQ_BW_RD_L26, PXP2_REG_RQ_BW_RD_ADD26,
                PXP2_REG_RQ_BW_RD_UBOUND26},
        {PXP2_REG_RQ_BW_RD_L27, PXP2_REG_RQ_BW_RD_ADD27,
                PXP2_REG_RQ_BW_RD_UBOUND27},
        {PXP2_REG_PSWRQ_BW_L28, PXP2_REG_PSWRQ_BW_ADD28,
                PXP2_REG_PSWRQ_BW_UB28}
};
 
/* register addresses for write queues */
static const struct arb_line write_arb_addr[NUM_WR_Q-1] = {
/* 1 */ {PXP2_REG_PSWRQ_BW_L1, PXP2_REG_PSWRQ_BW_ADD1,
                PXP2_REG_PSWRQ_BW_UB1},
        {PXP2_REG_PSWRQ_BW_L2, PXP2_REG_PSWRQ_BW_ADD2,
                PXP2_REG_PSWRQ_BW_UB2},
        {PXP2_REG_PSWRQ_BW_L3, PXP2_REG_PSWRQ_BW_ADD3,
                PXP2_REG_PSWRQ_BW_UB3},
        {PXP2_REG_PSWRQ_BW_L6, PXP2_REG_PSWRQ_BW_ADD6,
                PXP2_REG_PSWRQ_BW_UB6},
        {PXP2_REG_PSWRQ_BW_L7, PXP2_REG_PSWRQ_BW_ADD7,
                PXP2_REG_PSWRQ_BW_UB7},
        {PXP2_REG_PSWRQ_BW_L8, PXP2_REG_PSWRQ_BW_ADD8,
                PXP2_REG_PSWRQ_BW_UB8},
        {PXP2_REG_PSWRQ_BW_L9, PXP2_REG_PSWRQ_BW_ADD9,
                PXP2_REG_PSWRQ_BW_UB9},
        {PXP2_REG_PSWRQ_BW_L10, PXP2_REG_PSWRQ_BW_ADD10,
                PXP2_REG_PSWRQ_BW_UB10},
        {PXP2_REG_PSWRQ_BW_L11, PXP2_REG_PSWRQ_BW_ADD11,
                PXP2_REG_PSWRQ_BW_UB11},
/* 10 */{PXP2_REG_PSWRQ_BW_L28, PXP2_REG_PSWRQ_BW_ADD28,
                PXP2_REG_PSWRQ_BW_UB28},
        {PXP2_REG_RQ_BW_WR_L29, PXP2_REG_RQ_BW_WR_ADD29,
                PXP2_REG_RQ_BW_WR_UBOUND29},
        {PXP2_REG_RQ_BW_WR_L30, PXP2_REG_RQ_BW_WR_ADD30,
                PXP2_REG_RQ_BW_WR_UBOUND30}
};
 
static void ecore_init_pxp_arb(struct bxe_softc *sc, int r_order,
                               int w_order)
{
        uint32_t val, i;
 
        if (r_order > MAX_RD_ORD) {
                ECORE_MSG(sc, "read order of %d  order adjusted to %d\n",
                           r_order, MAX_RD_ORD);
                r_order = MAX_RD_ORD;
        }
        if (w_order > MAX_WR_ORD) {
                ECORE_MSG(sc, "write order of %d  order adjusted to %d\n",
                           w_order, MAX_WR_ORD);
                w_order = MAX_WR_ORD;
        }
        if (CHIP_REV_IS_FPGA(sc)) {
                ECORE_MSG(sc, "write order adjusted to 1 for FPGA\n");
                w_order = 0;
        }
        ECORE_MSG(sc, "read order %d  write order %d\n", r_order, w_order);
 
        for (i = 0; i < NUM_RD_Q-1; i++) {
                REG_WR(sc, read_arb_addr[i].l, read_arb_data[i][r_order].l);
                REG_WR(sc, read_arb_addr[i].add,
                       read_arb_data[i][r_order].add);
                REG_WR(sc, read_arb_addr[i].ubound,
                       read_arb_data[i][r_order].ubound);
        }
 
        for (i = 0; i < NUM_WR_Q-1; i++) {
                if ((write_arb_addr[i].l == PXP2_REG_RQ_BW_WR_L29) ||
                    (write_arb_addr[i].l == PXP2_REG_RQ_BW_WR_L30)) {
 
                        REG_WR(sc, write_arb_addr[i].l,
                               write_arb_data[i][w_order].l);
 
                        REG_WR(sc, write_arb_addr[i].add,
                               write_arb_data[i][w_order].add);
 
                        REG_WR(sc, write_arb_addr[i].ubound,
                               write_arb_data[i][w_order].ubound);
                } else {
 
                        val = REG_RD(sc, write_arb_addr[i].l);
                        REG_WR(sc, write_arb_addr[i].l,
                               val | (write_arb_data[i][w_order].l << 10));
 
                        val = REG_RD(sc, write_arb_addr[i].add);
                        REG_WR(sc, write_arb_addr[i].add,
                               val | (write_arb_data[i][w_order].add << 10));
 
                        val = REG_RD(sc, write_arb_addr[i].ubound);
                        REG_WR(sc, write_arb_addr[i].ubound,
                               val | (write_arb_data[i][w_order].ubound << 7));
                }
        }
 
        val =  write_arb_data[NUM_WR_Q-1][w_order].add;
        val += write_arb_data[NUM_WR_Q-1][w_order].ubound << 10;
        val += write_arb_data[NUM_WR_Q-1][w_order].l << 17;
        REG_WR(sc, PXP2_REG_PSWRQ_BW_RD, val);
 
        val =  read_arb_data[NUM_RD_Q-1][r_order].add;
        val += read_arb_data[NUM_RD_Q-1][r_order].ubound << 10;
        val += read_arb_data[NUM_RD_Q-1][r_order].l << 17;
        REG_WR(sc, PXP2_REG_PSWRQ_BW_WR, val);
 
        REG_WR(sc, PXP2_REG_RQ_WR_MBS0, w_order);
        REG_WR(sc, PXP2_REG_RQ_WR_MBS1, w_order);
        REG_WR(sc, PXP2_REG_RQ_RD_MBS0, r_order);
        REG_WR(sc, PXP2_REG_RQ_RD_MBS1, r_order);
 
        if ((CHIP_IS_E1(sc) || CHIP_IS_E1H(sc)) && (r_order == MAX_RD_ORD))
                REG_WR(sc, PXP2_REG_RQ_PDR_LIMIT, 0xe00);
 
        if (CHIP_IS_E3(sc))
                REG_WR(sc, PXP2_REG_WR_USDMDP_TH, (0x4 << w_order));
        else if (CHIP_IS_E2(sc))
                REG_WR(sc, PXP2_REG_WR_USDMDP_TH, (0x8 << w_order));
        else
                REG_WR(sc, PXP2_REG_WR_USDMDP_TH, (0x18 << w_order));
 
        if (!CHIP_IS_E1(sc)) {
                /*    MPS      w_order     optimal TH      presently TH
                 *    128         0             0               2
                 *    256         1             1               3
                 *    >=512       2             2               3
                 */
                /* DMAE is special */
                if (!CHIP_IS_E1H(sc)) {
                        /* E2 can use optimal TH */
                        val = w_order;
                        REG_WR(sc, PXP2_REG_WR_DMAE_MPS, val);
                } else {
                        val = ((w_order == 0) ? 2 : 3);
                        REG_WR(sc, PXP2_REG_WR_DMAE_MPS, 2);
                }
 
                REG_WR(sc, PXP2_REG_WR_HC_MPS, val);
                REG_WR(sc, PXP2_REG_WR_USDM_MPS, val);
                REG_WR(sc, PXP2_REG_WR_CSDM_MPS, val);
                REG_WR(sc, PXP2_REG_WR_TSDM_MPS, val);
                REG_WR(sc, PXP2_REG_WR_XSDM_MPS, val);
                REG_WR(sc, PXP2_REG_WR_QM_MPS, val);
                REG_WR(sc, PXP2_REG_WR_TM_MPS, val);
                REG_WR(sc, PXP2_REG_WR_SRC_MPS, val);
                REG_WR(sc, PXP2_REG_WR_DBG_MPS, val);
                REG_WR(sc, PXP2_REG_WR_CDU_MPS, val);
        }
 
        /* Validate number of tags suppoted by device */
#define PCIE_REG_PCIER_TL_HDR_FC_ST             0x2980
        val = REG_RD(sc, PCIE_REG_PCIER_TL_HDR_FC_ST);
        val &= 0xFF;
        if (val <= 0x20)
                REG_WR(sc, PXP2_REG_PGL_TAGS_LIMIT, 0x20);
}
 
/****************************************************************************
* ILT management
****************************************************************************/
/*
 * This codes hides the low level HW interaction for ILT management and
 * configuration. The API consists of a shadow ILT table which is set by the
 * driver and a set of routines to use it to configure the HW.
 *
 */
 
/* ILT HW init operations */
 
/* ILT memory management operations */
#define ILT_MEMOP_ALLOC         0
#define ILT_MEMOP_FREE          1
 
/* the phys address is shifted right 12 bits and has an added
 * 1=valid bit added to the 53rd bit
 * then since this is a wide register(TM)
 * we split it into two 32 bit writes
 */
#define ILT_ADDR1(x)            ((uint32_t)(((uint64_t)x >> 12) & 0xFFFFFFFF))
#define ILT_ADDR2(x)            ((uint32_t)((1 << 20) | ((uint64_t)x >> 44)))
#define ILT_RANGE(f, l)         (((l) << 10) | f)
 
static int ecore_ilt_line_mem_op(struct bxe_softc *sc,
                                 struct ilt_line *line, uint32_t size, uint8_t memop)
{
        if (memop == ILT_MEMOP_FREE) {
                ECORE_ILT_FREE(line->page, line->page_mapping, line->size);
                return 0;
        }
        ECORE_ILT_ZALLOC(line->page, &line->page_mapping, size);
        if (!line->page)
                return -1;
        line->size = size;
        return 0;
}
 
 
static int ecore_ilt_client_mem_op(struct bxe_softc *sc, int cli_num,
                                   uint8_t memop)
{
        int i, rc;
        struct ecore_ilt *ilt = SC_ILT(sc);
        struct ilt_client_info *ilt_cli = &ilt->clients[cli_num];
 
        if (!ilt || !ilt->lines)
                return -1;
 
        if (ilt_cli->flags & (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM))
                return 0;
 
        for (rc = 0, i = ilt_cli->start; i <= ilt_cli->end && !rc; i++) {
                rc = ecore_ilt_line_mem_op(sc, &ilt->lines[i],
                                           ilt_cli->page_size, memop);
        }
        return rc;
}
 
static inline int ecore_ilt_mem_op_cnic(struct bxe_softc *sc, uint8_t memop)
{
        int rc = 0;
 
        if (CONFIGURE_NIC_MODE(sc))
                rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_SRC, memop);
        if (!rc)
                rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_TM, memop);
 
        return rc;
}
 
static int ecore_ilt_mem_op(struct bxe_softc *sc, uint8_t memop)
{
        int rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_CDU, memop);
        if (!rc)
                rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_QM, memop);
        if (!rc && CNIC_SUPPORT(sc) && !CONFIGURE_NIC_MODE(sc))
                rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_SRC, memop);
 
        return rc;
}
 
static void ecore_ilt_line_wr(struct bxe_softc *sc, int abs_idx,
                              ecore_dma_addr_t page_mapping)
{
        uint32_t reg;
 
        if (CHIP_IS_E1(sc))
                reg = PXP2_REG_RQ_ONCHIP_AT + abs_idx*8;
        else
                reg = PXP2_REG_RQ_ONCHIP_AT_B0 + abs_idx*8;
 
        ecore_wr_64(sc, reg, ILT_ADDR1(page_mapping), ILT_ADDR2(page_mapping));
}
 
static void ecore_ilt_line_init_op(struct bxe_softc *sc,
                                   struct ecore_ilt *ilt, int idx, uint8_t initop)
{
        ecore_dma_addr_t        null_mapping;
        int abs_idx = ilt->start_line + idx;
 
 
        switch (initop) {
        case INITOP_INIT:
                /* set in the init-value array */
        case INITOP_SET:
                ecore_ilt_line_wr(sc, abs_idx, ilt->lines[idx].page_mapping);
                break;
        case INITOP_CLEAR:
                null_mapping = 0;
                ecore_ilt_line_wr(sc, abs_idx, null_mapping);
                break;
        }
}
 
static void ecore_ilt_boundry_init_op(struct bxe_softc *sc,
                                      struct ilt_client_info *ilt_cli,
                                      uint32_t ilt_start, uint8_t initop)
{
        uint32_t start_reg = 0;
        uint32_t end_reg = 0;
 
        /* The boundary is either SET or INIT,
           CLEAR => SET and for now SET ~~ INIT */
 
        /* find the appropriate regs */
        if (CHIP_IS_E1(sc)) {
                switch (ilt_cli->client_num) {
                case ILT_CLIENT_CDU:
                        start_reg = PXP2_REG_PSWRQ_CDU0_L2P;
                        break;
                case ILT_CLIENT_QM:
                        start_reg = PXP2_REG_PSWRQ_QM0_L2P;
                        break;
                case ILT_CLIENT_SRC:
                        start_reg = PXP2_REG_PSWRQ_SRC0_L2P;
                        break;
                case ILT_CLIENT_TM:
                        start_reg = PXP2_REG_PSWRQ_TM0_L2P;
                        break;
                }
                REG_WR(sc, start_reg + SC_FUNC(sc)*4,
                       ILT_RANGE((ilt_start + ilt_cli->start),
                                 (ilt_start + ilt_cli->end)));
        } else {
                switch (ilt_cli->client_num) {
                case ILT_CLIENT_CDU:
                        start_reg = PXP2_REG_RQ_CDU_FIRST_ILT;
                        end_reg = PXP2_REG_RQ_CDU_LAST_ILT;
                        break;
                case ILT_CLIENT_QM:
                        start_reg = PXP2_REG_RQ_QM_FIRST_ILT;
                        end_reg = PXP2_REG_RQ_QM_LAST_ILT;
                        break;
                case ILT_CLIENT_SRC:
                        start_reg = PXP2_REG_RQ_SRC_FIRST_ILT;
                        end_reg = PXP2_REG_RQ_SRC_LAST_ILT;
                        break;
                case ILT_CLIENT_TM:
                        start_reg = PXP2_REG_RQ_TM_FIRST_ILT;
                        end_reg = PXP2_REG_RQ_TM_LAST_ILT;
                        break;
                }
                REG_WR(sc, start_reg, (ilt_start + ilt_cli->start));
                REG_WR(sc, end_reg, (ilt_start + ilt_cli->end));
        }
}
 
static void ecore_ilt_client_init_op_ilt(struct bxe_softc *sc,
                                         struct ecore_ilt *ilt,
                                         struct ilt_client_info *ilt_cli,
                                         uint8_t initop)
{
        int i;
 
        if (ilt_cli->flags & ILT_CLIENT_SKIP_INIT)
                return;
 
        for (i = ilt_cli->start; i <= ilt_cli->end; i++)
                ecore_ilt_line_init_op(sc, ilt, i, initop);
 
        /* init/clear the ILT boundries */
        ecore_ilt_boundry_init_op(sc, ilt_cli, ilt->start_line, initop);
}
 
static void ecore_ilt_client_init_op(struct bxe_softc *sc,
                                     struct ilt_client_info *ilt_cli, uint8_t initop)
{
        struct ecore_ilt *ilt = SC_ILT(sc);
 
        ecore_ilt_client_init_op_ilt(sc, ilt, ilt_cli, initop);
}
 
static void ecore_ilt_client_id_init_op(struct bxe_softc *sc,
                                        int cli_num, uint8_t initop)
{
        struct ecore_ilt *ilt = SC_ILT(sc);
        struct ilt_client_info *ilt_cli = &ilt->clients[cli_num];
 
        ecore_ilt_client_init_op(sc, ilt_cli, initop);
}
 
static inline void ecore_ilt_init_op_cnic(struct bxe_softc *sc, uint8_t initop)
{
        if (CONFIGURE_NIC_MODE(sc))
                ecore_ilt_client_id_init_op(sc, ILT_CLIENT_SRC, initop);
        ecore_ilt_client_id_init_op(sc, ILT_CLIENT_TM, initop);
}
 
static void ecore_ilt_init_op(struct bxe_softc *sc, uint8_t initop)
{
        ecore_ilt_client_id_init_op(sc, ILT_CLIENT_CDU, initop);
        ecore_ilt_client_id_init_op(sc, ILT_CLIENT_QM, initop);
        if (CNIC_SUPPORT(sc) && !CONFIGURE_NIC_MODE(sc))
                ecore_ilt_client_id_init_op(sc, ILT_CLIENT_SRC, initop);
}
 
static void ecore_ilt_init_client_psz(struct bxe_softc *sc, int cli_num,
                                      uint32_t psz_reg, uint8_t initop)
{
        struct ecore_ilt *ilt = SC_ILT(sc);
        struct ilt_client_info *ilt_cli = &ilt->clients[cli_num];
 
        if (ilt_cli->flags & ILT_CLIENT_SKIP_INIT)
                return;
 
        switch (initop) {
        case INITOP_INIT:
                /* set in the init-value array */
        case INITOP_SET:
                REG_WR(sc, psz_reg, ILOG2(ilt_cli->page_size >> 12));
                break;
        case INITOP_CLEAR:
                break;
        }
}
 
/*
 * called during init common stage, ilt clients should be initialized
 * prioir to calling this function
 */
static void ecore_ilt_init_page_size(struct bxe_softc *sc, uint8_t initop)
{
        ecore_ilt_init_client_psz(sc, ILT_CLIENT_CDU,
                                  PXP2_REG_RQ_CDU_P_SIZE, initop);
        ecore_ilt_init_client_psz(sc, ILT_CLIENT_QM,
                                  PXP2_REG_RQ_QM_P_SIZE, initop);
        ecore_ilt_init_client_psz(sc, ILT_CLIENT_SRC,
                                  PXP2_REG_RQ_SRC_P_SIZE, initop);
        ecore_ilt_init_client_psz(sc, ILT_CLIENT_TM,
                                  PXP2_REG_RQ_TM_P_SIZE, initop);
}
 
/****************************************************************************
* QM initializations
****************************************************************************/
#define QM_QUEUES_PER_FUNC      16 /* E1 has 32, but only 16 are used */
#define QM_INIT_MIN_CID_COUNT   31
#define QM_INIT(cid_cnt)        (cid_cnt > QM_INIT_MIN_CID_COUNT)
 
/* called during init port stage */
static void ecore_qm_init_cid_count(struct bxe_softc *sc, int qm_cid_count,
                                    uint8_t initop)
{
        int port = SC_PORT(sc);
 
        if (QM_INIT(qm_cid_count)) {
                switch (initop) {
                case INITOP_INIT:
                        /* set in the init-value array */
                case INITOP_SET:
                        REG_WR(sc, QM_REG_CONNNUM_0 + port*4,
                               qm_cid_count/16 - 1);
                        break;
                case INITOP_CLEAR:
                        break;
                }
        }
}
 
static void ecore_qm_set_ptr_table(struct bxe_softc *sc, int qm_cid_count,
                                   uint32_t base_reg, uint32_t reg)
{
        int i;
        uint32_t wb_data[2] = {0, 0};
        for (i = 0; i < 4 * QM_QUEUES_PER_FUNC; i++) {
                REG_WR(sc, base_reg + i*4,
                       qm_cid_count * 4 * (i % QM_QUEUES_PER_FUNC));
                ecore_init_wr_wb(sc, reg + i*8,
                                 wb_data, 2);
        }
}
 
/* called during init common stage */
static void ecore_qm_init_ptr_table(struct bxe_softc *sc, int qm_cid_count,
                                    uint8_t initop)
{
        if (!QM_INIT(qm_cid_count))
                return;
 
        switch (initop) {
        case INITOP_INIT:
                /* set in the init-value array */
        case INITOP_SET:
                ecore_qm_set_ptr_table(sc, qm_cid_count,
                                       QM_REG_BASEADDR, QM_REG_PTRTBL);
                if (CHIP_IS_E1H(sc))
                        ecore_qm_set_ptr_table(sc, qm_cid_count,
                                               QM_REG_BASEADDR_EXT_A,
                                               QM_REG_PTRTBL_EXT_A);
                break;
        case INITOP_CLEAR:
                break;
        }
}
 
/****************************************************************************
* SRC initializations
****************************************************************************/
#ifdef ECORE_L5
/* called during init func stage */
static void ecore_src_init_t2(struct bxe_softc *sc, struct src_ent *t2,
                              ecore_dma_addr_t t2_mapping, int src_cid_count)
{
        int i;
        int port = SC_PORT(sc);
 
        /* Initialize T2 */
        for (i = 0; i < src_cid_count-1; i++)
                t2[i].next = (uint64_t)(t2_mapping +
                             (i+1)*sizeof(struct src_ent));
 
        /* tell the searcher where the T2 table is */
        REG_WR(sc, SRC_REG_COUNTFREE0 + port*4, src_cid_count);
 
        ecore_wr_64(sc, SRC_REG_FIRSTFREE0 + port*16,
                    U64_LO(t2_mapping), U64_HI(t2_mapping));
 
        ecore_wr_64(sc, SRC_REG_LASTFREE0 + port*16,
                    U64_LO((uint64_t)t2_mapping +
                           (src_cid_count-1) * sizeof(struct src_ent)),
                    U64_HI((uint64_t)t2_mapping +
                           (src_cid_count-1) * sizeof(struct src_ent)));
}
#endif
#endif /* ECORE_INIT_OPS_H */