867 lines
25 KiB
C
867 lines
25 KiB
C
/* bnx2x_init_ops.h: Broadcom Everest network driver.
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* Static functions needed during the initialization.
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* This file is "included" in bnx2x_main.c.
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*
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* Copyright (c) 2007-2010 Broadcom Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation.
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*
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* Maintained by: Eilon Greenstein <eilong@broadcom.com>
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* Written by: Vladislav Zolotarov <vladz@broadcom.com>
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*/
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#ifndef BNX2X_INIT_OPS_H
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#define BNX2X_INIT_OPS_H
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static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len);
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static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val);
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static void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,
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u32 addr, u32 len);
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static void bnx2x_init_str_wr(struct bnx2x *bp, u32 addr, const u32 *data,
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u32 len)
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{
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u32 i;
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for (i = 0; i < len; i++)
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REG_WR(bp, addr + i*4, data[i]);
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}
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static void bnx2x_init_ind_wr(struct bnx2x *bp, u32 addr, const u32 *data,
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u32 len)
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{
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u32 i;
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for (i = 0; i < len; i++)
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REG_WR_IND(bp, addr + i*4, data[i]);
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}
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static void bnx2x_write_big_buf(struct bnx2x *bp, u32 addr, u32 len)
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{
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if (bp->dmae_ready)
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bnx2x_write_dmae_phys_len(bp, GUNZIP_PHYS(bp), addr, len);
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else
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bnx2x_init_str_wr(bp, addr, GUNZIP_BUF(bp), len);
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}
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static void bnx2x_init_fill(struct bnx2x *bp, u32 addr, int fill, u32 len)
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{
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u32 buf_len = (((len*4) > FW_BUF_SIZE) ? FW_BUF_SIZE : (len*4));
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u32 buf_len32 = buf_len/4;
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u32 i;
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memset(GUNZIP_BUF(bp), (u8)fill, buf_len);
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for (i = 0; i < len; i += buf_len32) {
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u32 cur_len = min(buf_len32, len - i);
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bnx2x_write_big_buf(bp, addr + i*4, cur_len);
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}
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}
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static void bnx2x_init_wr_64(struct bnx2x *bp, u32 addr, const u32 *data,
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u32 len64)
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{
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u32 buf_len32 = FW_BUF_SIZE/4;
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u32 len = len64*2;
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u64 data64 = 0;
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u32 i;
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/* 64 bit value is in a blob: first low DWORD, then high DWORD */
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data64 = HILO_U64((*(data + 1)), (*data));
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len64 = min((u32)(FW_BUF_SIZE/8), len64);
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for (i = 0; i < len64; i++) {
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u64 *pdata = ((u64 *)(GUNZIP_BUF(bp))) + i;
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*pdata = data64;
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}
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for (i = 0; i < len; i += buf_len32) {
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u32 cur_len = min(buf_len32, len - i);
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bnx2x_write_big_buf(bp, addr + i*4, cur_len);
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}
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}
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/*********************************************************
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There are different blobs for each PRAM section.
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In addition, each blob write operation is divided into a few operations
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in order to decrease the amount of phys. contiguous buffer needed.
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Thus, when we select a blob the address may be with some offset
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from the beginning of PRAM section.
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The same holds for the INT_TABLE sections.
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**********************************************************/
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#define IF_IS_INT_TABLE_ADDR(base, addr) \
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if (((base) <= (addr)) && ((base) + 0x400 >= (addr)))
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#define IF_IS_PRAM_ADDR(base, addr) \
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if (((base) <= (addr)) && ((base) + 0x40000 >= (addr)))
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static const u8 *bnx2x_sel_blob(struct bnx2x *bp, u32 addr, const u8 *data)
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{
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IF_IS_INT_TABLE_ADDR(TSEM_REG_INT_TABLE, addr)
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data = INIT_TSEM_INT_TABLE_DATA(bp);
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else
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IF_IS_INT_TABLE_ADDR(CSEM_REG_INT_TABLE, addr)
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data = INIT_CSEM_INT_TABLE_DATA(bp);
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else
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IF_IS_INT_TABLE_ADDR(USEM_REG_INT_TABLE, addr)
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data = INIT_USEM_INT_TABLE_DATA(bp);
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else
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IF_IS_INT_TABLE_ADDR(XSEM_REG_INT_TABLE, addr)
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data = INIT_XSEM_INT_TABLE_DATA(bp);
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else
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IF_IS_PRAM_ADDR(TSEM_REG_PRAM, addr)
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data = INIT_TSEM_PRAM_DATA(bp);
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else
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IF_IS_PRAM_ADDR(CSEM_REG_PRAM, addr)
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data = INIT_CSEM_PRAM_DATA(bp);
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else
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IF_IS_PRAM_ADDR(USEM_REG_PRAM, addr)
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data = INIT_USEM_PRAM_DATA(bp);
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else
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IF_IS_PRAM_ADDR(XSEM_REG_PRAM, addr)
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data = INIT_XSEM_PRAM_DATA(bp);
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return data;
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}
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static void bnx2x_write_big_buf_wb(struct bnx2x *bp, u32 addr, u32 len)
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{
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if (bp->dmae_ready)
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bnx2x_write_dmae_phys_len(bp, GUNZIP_PHYS(bp), addr, len);
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else
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bnx2x_init_ind_wr(bp, addr, GUNZIP_BUF(bp), len);
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}
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static void bnx2x_init_wr_wb(struct bnx2x *bp, u32 addr, const u32 *data,
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u32 len)
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{
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const u32 *old_data = data;
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data = (const u32 *)bnx2x_sel_blob(bp, addr, (const u8 *)data);
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if (bp->dmae_ready) {
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if (old_data != data)
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VIRT_WR_DMAE_LEN(bp, data, addr, len, 1);
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else
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VIRT_WR_DMAE_LEN(bp, data, addr, len, 0);
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} else
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bnx2x_init_ind_wr(bp, addr, data, len);
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}
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static void bnx2x_wr_64(struct bnx2x *bp, u32 reg, u32 val_lo, u32 val_hi)
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{
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u32 wb_write[2];
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wb_write[0] = val_lo;
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wb_write[1] = val_hi;
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REG_WR_DMAE_LEN(bp, reg, wb_write, 2);
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}
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static void bnx2x_init_wr_zp(struct bnx2x *bp, u32 addr, u32 len, u32 blob_off)
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{
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const u8 *data = NULL;
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int rc;
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u32 i;
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data = bnx2x_sel_blob(bp, addr, data) + blob_off*4;
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rc = bnx2x_gunzip(bp, data, len);
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if (rc)
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return;
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/* gunzip_outlen is in dwords */
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len = GUNZIP_OUTLEN(bp);
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for (i = 0; i < len; i++)
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((u32 *)GUNZIP_BUF(bp))[i] =
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cpu_to_le32(((u32 *)GUNZIP_BUF(bp))[i]);
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bnx2x_write_big_buf_wb(bp, addr, len);
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}
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static void bnx2x_init_block(struct bnx2x *bp, u32 block, u32 stage)
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{
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u16 op_start =
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INIT_OPS_OFFSETS(bp)[BLOCK_OPS_IDX(block, stage, STAGE_START)];
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u16 op_end =
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INIT_OPS_OFFSETS(bp)[BLOCK_OPS_IDX(block, stage, STAGE_END)];
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union init_op *op;
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int hw_wr;
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u32 i, op_type, addr, len;
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const u32 *data, *data_base;
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/* If empty block */
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if (op_start == op_end)
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return;
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if (CHIP_REV_IS_FPGA(bp))
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hw_wr = OP_WR_FPGA;
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else if (CHIP_REV_IS_EMUL(bp))
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hw_wr = OP_WR_EMUL;
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else
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hw_wr = OP_WR_ASIC;
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data_base = INIT_DATA(bp);
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for (i = op_start; i < op_end; i++) {
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op = (union init_op *)&(INIT_OPS(bp)[i]);
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op_type = op->str_wr.op;
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addr = op->str_wr.offset;
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len = op->str_wr.data_len;
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data = data_base + op->str_wr.data_off;
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/* HW/EMUL specific */
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if ((op_type > OP_WB) && (op_type == hw_wr))
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op_type = OP_WR;
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switch (op_type) {
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case OP_RD:
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REG_RD(bp, addr);
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break;
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case OP_WR:
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REG_WR(bp, addr, op->write.val);
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break;
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case OP_SW:
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bnx2x_init_str_wr(bp, addr, data, len);
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break;
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case OP_WB:
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bnx2x_init_wr_wb(bp, addr, data, len);
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break;
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case OP_SI:
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bnx2x_init_ind_wr(bp, addr, data, len);
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break;
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case OP_ZR:
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bnx2x_init_fill(bp, addr, 0, op->zero.len);
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break;
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case OP_ZP:
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bnx2x_init_wr_zp(bp, addr, len,
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op->str_wr.data_off);
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break;
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case OP_WR_64:
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bnx2x_init_wr_64(bp, addr, data, len);
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break;
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default:
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/* happens whenever an op is of a diff HW */
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break;
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}
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}
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}
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/****************************************************************************
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* PXP Arbiter
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****************************************************************************/
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/*
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* This code configures the PCI read/write arbiter
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* which implements a weighted round robin
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* between the virtual queues in the chip.
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*
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* The values were derived for each PCI max payload and max request size.
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* since max payload and max request size are only known at run time,
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* this is done as a separate init stage.
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*/
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#define NUM_WR_Q 13
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#define NUM_RD_Q 29
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#define MAX_RD_ORD 3
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#define MAX_WR_ORD 2
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/* configuration for one arbiter queue */
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struct arb_line {
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int l;
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int add;
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int ubound;
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};
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/* derived configuration for each read queue for each max request size */
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static const struct arb_line read_arb_data[NUM_RD_Q][MAX_RD_ORD + 1] = {
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/* 1 */ { {8, 64, 25}, {16, 64, 25}, {32, 64, 25}, {64, 64, 41} },
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{ {4, 8, 4}, {4, 8, 4}, {4, 8, 4}, {4, 8, 4} },
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{ {4, 3, 3}, {4, 3, 3}, {4, 3, 3}, {4, 3, 3} },
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{ {8, 3, 6}, {16, 3, 11}, {16, 3, 11}, {16, 3, 11} },
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{ {8, 64, 25}, {16, 64, 25}, {32, 64, 25}, {64, 64, 41} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {64, 3, 41} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {64, 3, 41} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {64, 3, 41} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {64, 3, 41} },
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/* 10 */{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 64, 6}, {16, 64, 11}, {32, 64, 21}, {32, 64, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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/* 20 */{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} },
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{ {8, 64, 25}, {16, 64, 41}, {32, 64, 81}, {64, 64, 120} }
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};
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/* derived configuration for each write queue for each max request size */
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static const struct arb_line write_arb_data[NUM_WR_Q][MAX_WR_ORD + 1] = {
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/* 1 */ { {4, 6, 3}, {4, 6, 3}, {4, 6, 3} },
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{ {4, 2, 3}, {4, 2, 3}, {4, 2, 3} },
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{ {8, 2, 6}, {16, 2, 11}, {16, 2, 11} },
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{ {8, 2, 6}, {16, 2, 11}, {32, 2, 21} },
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{ {8, 2, 6}, {16, 2, 11}, {32, 2, 21} },
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{ {8, 2, 6}, {16, 2, 11}, {32, 2, 21} },
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{ {8, 64, 25}, {16, 64, 25}, {32, 64, 25} },
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{ {8, 2, 6}, {16, 2, 11}, {16, 2, 11} },
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{ {8, 2, 6}, {16, 2, 11}, {16, 2, 11} },
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/* 10 */{ {8, 9, 6}, {16, 9, 11}, {32, 9, 21} },
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{ {8, 47, 19}, {16, 47, 19}, {32, 47, 21} },
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{ {8, 9, 6}, {16, 9, 11}, {16, 9, 11} },
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{ {8, 64, 25}, {16, 64, 41}, {32, 64, 81} }
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};
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/* register addresses for read queues */
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static const struct arb_line read_arb_addr[NUM_RD_Q-1] = {
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/* 1 */ {PXP2_REG_RQ_BW_RD_L0, PXP2_REG_RQ_BW_RD_ADD0,
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PXP2_REG_RQ_BW_RD_UBOUND0},
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{PXP2_REG_PSWRQ_BW_L1, PXP2_REG_PSWRQ_BW_ADD1,
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PXP2_REG_PSWRQ_BW_UB1},
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{PXP2_REG_PSWRQ_BW_L2, PXP2_REG_PSWRQ_BW_ADD2,
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PXP2_REG_PSWRQ_BW_UB2},
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{PXP2_REG_PSWRQ_BW_L3, PXP2_REG_PSWRQ_BW_ADD3,
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PXP2_REG_PSWRQ_BW_UB3},
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{PXP2_REG_RQ_BW_RD_L4, PXP2_REG_RQ_BW_RD_ADD4,
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PXP2_REG_RQ_BW_RD_UBOUND4},
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{PXP2_REG_RQ_BW_RD_L5, PXP2_REG_RQ_BW_RD_ADD5,
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PXP2_REG_RQ_BW_RD_UBOUND5},
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{PXP2_REG_PSWRQ_BW_L6, PXP2_REG_PSWRQ_BW_ADD6,
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PXP2_REG_PSWRQ_BW_UB6},
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{PXP2_REG_PSWRQ_BW_L7, PXP2_REG_PSWRQ_BW_ADD7,
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PXP2_REG_PSWRQ_BW_UB7},
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{PXP2_REG_PSWRQ_BW_L8, PXP2_REG_PSWRQ_BW_ADD8,
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PXP2_REG_PSWRQ_BW_UB8},
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/* 10 */{PXP2_REG_PSWRQ_BW_L9, PXP2_REG_PSWRQ_BW_ADD9,
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PXP2_REG_PSWRQ_BW_UB9},
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{PXP2_REG_PSWRQ_BW_L10, PXP2_REG_PSWRQ_BW_ADD10,
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PXP2_REG_PSWRQ_BW_UB10},
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{PXP2_REG_PSWRQ_BW_L11, PXP2_REG_PSWRQ_BW_ADD11,
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PXP2_REG_PSWRQ_BW_UB11},
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{PXP2_REG_RQ_BW_RD_L12, PXP2_REG_RQ_BW_RD_ADD12,
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PXP2_REG_RQ_BW_RD_UBOUND12},
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{PXP2_REG_RQ_BW_RD_L13, PXP2_REG_RQ_BW_RD_ADD13,
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PXP2_REG_RQ_BW_RD_UBOUND13},
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{PXP2_REG_RQ_BW_RD_L14, PXP2_REG_RQ_BW_RD_ADD14,
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PXP2_REG_RQ_BW_RD_UBOUND14},
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{PXP2_REG_RQ_BW_RD_L15, PXP2_REG_RQ_BW_RD_ADD15,
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PXP2_REG_RQ_BW_RD_UBOUND15},
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{PXP2_REG_RQ_BW_RD_L16, PXP2_REG_RQ_BW_RD_ADD16,
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PXP2_REG_RQ_BW_RD_UBOUND16},
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{PXP2_REG_RQ_BW_RD_L17, PXP2_REG_RQ_BW_RD_ADD17,
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PXP2_REG_RQ_BW_RD_UBOUND17},
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{PXP2_REG_RQ_BW_RD_L18, PXP2_REG_RQ_BW_RD_ADD18,
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PXP2_REG_RQ_BW_RD_UBOUND18},
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/* 20 */{PXP2_REG_RQ_BW_RD_L19, PXP2_REG_RQ_BW_RD_ADD19,
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PXP2_REG_RQ_BW_RD_UBOUND19},
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{PXP2_REG_RQ_BW_RD_L20, PXP2_REG_RQ_BW_RD_ADD20,
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PXP2_REG_RQ_BW_RD_UBOUND20},
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{PXP2_REG_RQ_BW_RD_L22, PXP2_REG_RQ_BW_RD_ADD22,
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PXP2_REG_RQ_BW_RD_UBOUND22},
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{PXP2_REG_RQ_BW_RD_L23, PXP2_REG_RQ_BW_RD_ADD23,
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PXP2_REG_RQ_BW_RD_UBOUND23},
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{PXP2_REG_RQ_BW_RD_L24, PXP2_REG_RQ_BW_RD_ADD24,
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PXP2_REG_RQ_BW_RD_UBOUND24},
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{PXP2_REG_RQ_BW_RD_L25, PXP2_REG_RQ_BW_RD_ADD25,
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PXP2_REG_RQ_BW_RD_UBOUND25},
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{PXP2_REG_RQ_BW_RD_L26, PXP2_REG_RQ_BW_RD_ADD26,
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PXP2_REG_RQ_BW_RD_UBOUND26},
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{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 bnx2x_init_pxp_arb(struct bnx2x *bp, int r_order, int w_order)
|
|
{
|
|
u32 val, i;
|
|
|
|
if (r_order > MAX_RD_ORD) {
|
|
DP(NETIF_MSG_HW, "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) {
|
|
DP(NETIF_MSG_HW, "write order of %d order adjusted to %d\n",
|
|
w_order, MAX_WR_ORD);
|
|
w_order = MAX_WR_ORD;
|
|
}
|
|
if (CHIP_REV_IS_FPGA(bp)) {
|
|
DP(NETIF_MSG_HW, "write order adjusted to 1 for FPGA\n");
|
|
w_order = 0;
|
|
}
|
|
DP(NETIF_MSG_HW, "read order %d write order %d\n", r_order, w_order);
|
|
|
|
for (i = 0; i < NUM_RD_Q-1; i++) {
|
|
REG_WR(bp, read_arb_addr[i].l, read_arb_data[i][r_order].l);
|
|
REG_WR(bp, read_arb_addr[i].add,
|
|
read_arb_data[i][r_order].add);
|
|
REG_WR(bp, 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(bp, write_arb_addr[i].l,
|
|
write_arb_data[i][w_order].l);
|
|
|
|
REG_WR(bp, write_arb_addr[i].add,
|
|
write_arb_data[i][w_order].add);
|
|
|
|
REG_WR(bp, write_arb_addr[i].ubound,
|
|
write_arb_data[i][w_order].ubound);
|
|
} else {
|
|
|
|
val = REG_RD(bp, write_arb_addr[i].l);
|
|
REG_WR(bp, write_arb_addr[i].l,
|
|
val | (write_arb_data[i][w_order].l << 10));
|
|
|
|
val = REG_RD(bp, write_arb_addr[i].add);
|
|
REG_WR(bp, write_arb_addr[i].add,
|
|
val | (write_arb_data[i][w_order].add << 10));
|
|
|
|
val = REG_RD(bp, write_arb_addr[i].ubound);
|
|
REG_WR(bp, 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(bp, 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(bp, PXP2_REG_PSWRQ_BW_WR, val);
|
|
|
|
REG_WR(bp, PXP2_REG_RQ_WR_MBS0, w_order);
|
|
REG_WR(bp, PXP2_REG_RQ_WR_MBS1, w_order);
|
|
REG_WR(bp, PXP2_REG_RQ_RD_MBS0, r_order);
|
|
REG_WR(bp, PXP2_REG_RQ_RD_MBS1, r_order);
|
|
|
|
if ((CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) && (r_order == MAX_RD_ORD))
|
|
REG_WR(bp, PXP2_REG_RQ_PDR_LIMIT, 0xe00);
|
|
|
|
if (CHIP_IS_E2(bp))
|
|
REG_WR(bp, PXP2_REG_WR_USDMDP_TH, (0x8 << w_order));
|
|
else
|
|
REG_WR(bp, PXP2_REG_WR_USDMDP_TH, (0x18 << w_order));
|
|
|
|
if (CHIP_IS_E1H(bp) || CHIP_IS_E2(bp)) {
|
|
/* 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_E2(bp)) {
|
|
/* E2 can use optimal TH */
|
|
val = w_order;
|
|
REG_WR(bp, PXP2_REG_WR_DMAE_MPS, val);
|
|
} else {
|
|
val = ((w_order == 0) ? 2 : 3);
|
|
REG_WR(bp, PXP2_REG_WR_DMAE_MPS, 2);
|
|
}
|
|
|
|
REG_WR(bp, PXP2_REG_WR_HC_MPS, val);
|
|
REG_WR(bp, PXP2_REG_WR_USDM_MPS, val);
|
|
REG_WR(bp, PXP2_REG_WR_CSDM_MPS, val);
|
|
REG_WR(bp, PXP2_REG_WR_TSDM_MPS, val);
|
|
REG_WR(bp, PXP2_REG_WR_XSDM_MPS, val);
|
|
REG_WR(bp, PXP2_REG_WR_QM_MPS, val);
|
|
REG_WR(bp, PXP2_REG_WR_TM_MPS, val);
|
|
REG_WR(bp, PXP2_REG_WR_SRC_MPS, val);
|
|
REG_WR(bp, PXP2_REG_WR_DBG_MPS, val);
|
|
REG_WR(bp, 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(bp, PCIE_REG_PCIER_TL_HDR_FC_ST);
|
|
val &= 0xFF;
|
|
if (val <= 0x20)
|
|
REG_WR(bp, 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) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
|
|
#define ILT_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
|
|
#define ILT_RANGE(f, l) (((l) << 10) | f)
|
|
|
|
static int bnx2x_ilt_line_mem_op(struct bnx2x *bp, struct ilt_line *line,
|
|
u32 size, u8 memop)
|
|
{
|
|
if (memop == ILT_MEMOP_FREE) {
|
|
BNX2X_ILT_FREE(line->page, line->page_mapping, line->size);
|
|
return 0;
|
|
}
|
|
BNX2X_ILT_ZALLOC(line->page, &line->page_mapping, size);
|
|
if (!line->page)
|
|
return -1;
|
|
line->size = size;
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int bnx2x_ilt_client_mem_op(struct bnx2x *bp, int cli_num, u8 memop)
|
|
{
|
|
int i, rc;
|
|
struct bnx2x_ilt *ilt = BP_ILT(bp);
|
|
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 = bnx2x_ilt_line_mem_op(bp, &ilt->lines[i],
|
|
ilt_cli->page_size, memop);
|
|
}
|
|
return rc;
|
|
}
|
|
|
|
static int bnx2x_ilt_mem_op(struct bnx2x *bp, u8 memop)
|
|
{
|
|
int rc = bnx2x_ilt_client_mem_op(bp, ILT_CLIENT_CDU, memop);
|
|
if (!rc)
|
|
rc = bnx2x_ilt_client_mem_op(bp, ILT_CLIENT_QM, memop);
|
|
if (!rc)
|
|
rc = bnx2x_ilt_client_mem_op(bp, ILT_CLIENT_SRC, memop);
|
|
if (!rc)
|
|
rc = bnx2x_ilt_client_mem_op(bp, ILT_CLIENT_TM, memop);
|
|
|
|
return rc;
|
|
}
|
|
|
|
static void bnx2x_ilt_line_wr(struct bnx2x *bp, int abs_idx,
|
|
dma_addr_t page_mapping)
|
|
{
|
|
u32 reg;
|
|
|
|
if (CHIP_IS_E1(bp))
|
|
reg = PXP2_REG_RQ_ONCHIP_AT + abs_idx*8;
|
|
else
|
|
reg = PXP2_REG_RQ_ONCHIP_AT_B0 + abs_idx*8;
|
|
|
|
bnx2x_wr_64(bp, reg, ILT_ADDR1(page_mapping), ILT_ADDR2(page_mapping));
|
|
}
|
|
|
|
static void bnx2x_ilt_line_init_op(struct bnx2x *bp, struct bnx2x_ilt *ilt,
|
|
int idx, u8 initop)
|
|
{
|
|
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:
|
|
bnx2x_ilt_line_wr(bp, abs_idx, ilt->lines[idx].page_mapping);
|
|
break;
|
|
case INITOP_CLEAR:
|
|
null_mapping = 0;
|
|
bnx2x_ilt_line_wr(bp, abs_idx, null_mapping);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void bnx2x_ilt_boundry_init_op(struct bnx2x *bp,
|
|
struct ilt_client_info *ilt_cli,
|
|
u32 ilt_start, u8 initop)
|
|
{
|
|
u32 start_reg = 0;
|
|
u32 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(bp)) {
|
|
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(bp, start_reg + BP_FUNC(bp)*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(bp, start_reg, (ilt_start + ilt_cli->start));
|
|
REG_WR(bp, end_reg, (ilt_start + ilt_cli->end));
|
|
}
|
|
}
|
|
|
|
static void bnx2x_ilt_client_init_op_ilt(struct bnx2x *bp,
|
|
struct bnx2x_ilt *ilt,
|
|
struct ilt_client_info *ilt_cli,
|
|
u8 initop)
|
|
{
|
|
int i;
|
|
|
|
if (ilt_cli->flags & ILT_CLIENT_SKIP_INIT)
|
|
return;
|
|
|
|
for (i = ilt_cli->start; i <= ilt_cli->end; i++)
|
|
bnx2x_ilt_line_init_op(bp, ilt, i, initop);
|
|
|
|
/* init/clear the ILT boundries */
|
|
bnx2x_ilt_boundry_init_op(bp, ilt_cli, ilt->start_line, initop);
|
|
}
|
|
|
|
static void bnx2x_ilt_client_init_op(struct bnx2x *bp,
|
|
struct ilt_client_info *ilt_cli, u8 initop)
|
|
{
|
|
struct bnx2x_ilt *ilt = BP_ILT(bp);
|
|
|
|
bnx2x_ilt_client_init_op_ilt(bp, ilt, ilt_cli, initop);
|
|
}
|
|
|
|
static void bnx2x_ilt_client_id_init_op(struct bnx2x *bp,
|
|
int cli_num, u8 initop)
|
|
{
|
|
struct bnx2x_ilt *ilt = BP_ILT(bp);
|
|
struct ilt_client_info *ilt_cli = &ilt->clients[cli_num];
|
|
|
|
bnx2x_ilt_client_init_op(bp, ilt_cli, initop);
|
|
}
|
|
|
|
static void bnx2x_ilt_init_op(struct bnx2x *bp, u8 initop)
|
|
{
|
|
bnx2x_ilt_client_id_init_op(bp, ILT_CLIENT_CDU, initop);
|
|
bnx2x_ilt_client_id_init_op(bp, ILT_CLIENT_QM, initop);
|
|
bnx2x_ilt_client_id_init_op(bp, ILT_CLIENT_SRC, initop);
|
|
bnx2x_ilt_client_id_init_op(bp, ILT_CLIENT_TM, initop);
|
|
}
|
|
|
|
static void bnx2x_ilt_init_client_psz(struct bnx2x *bp, int cli_num,
|
|
u32 psz_reg, u8 initop)
|
|
{
|
|
struct bnx2x_ilt *ilt = BP_ILT(bp);
|
|
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(bp, 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 bnx2x_ilt_init_page_size(struct bnx2x *bp, u8 initop)
|
|
{
|
|
bnx2x_ilt_init_client_psz(bp, ILT_CLIENT_CDU,
|
|
PXP2_REG_RQ_CDU_P_SIZE, initop);
|
|
bnx2x_ilt_init_client_psz(bp, ILT_CLIENT_QM,
|
|
PXP2_REG_RQ_QM_P_SIZE, initop);
|
|
bnx2x_ilt_init_client_psz(bp, ILT_CLIENT_SRC,
|
|
PXP2_REG_RQ_SRC_P_SIZE, initop);
|
|
bnx2x_ilt_init_client_psz(bp, 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 bnx2x_qm_init_cid_count(struct bnx2x *bp, int qm_cid_count,
|
|
u8 initop)
|
|
{
|
|
int port = BP_PORT(bp);
|
|
|
|
if (QM_INIT(qm_cid_count)) {
|
|
switch (initop) {
|
|
case INITOP_INIT:
|
|
/* set in the init-value array */
|
|
case INITOP_SET:
|
|
REG_WR(bp, QM_REG_CONNNUM_0 + port*4,
|
|
qm_cid_count/16 - 1);
|
|
break;
|
|
case INITOP_CLEAR:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void bnx2x_qm_set_ptr_table(struct bnx2x *bp, int qm_cid_count)
|
|
{
|
|
int i;
|
|
u32 wb_data[2];
|
|
|
|
wb_data[0] = wb_data[1] = 0;
|
|
|
|
for (i = 0; i < 4 * QM_QUEUES_PER_FUNC; i++) {
|
|
REG_WR(bp, QM_REG_BASEADDR + i*4,
|
|
qm_cid_count * 4 * (i % QM_QUEUES_PER_FUNC));
|
|
bnx2x_init_ind_wr(bp, QM_REG_PTRTBL + i*8,
|
|
wb_data, 2);
|
|
|
|
if (CHIP_IS_E1H(bp)) {
|
|
REG_WR(bp, QM_REG_BASEADDR_EXT_A + i*4,
|
|
qm_cid_count * 4 * (i % QM_QUEUES_PER_FUNC));
|
|
bnx2x_init_ind_wr(bp, QM_REG_PTRTBL_EXT_A + i*8,
|
|
wb_data, 2);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* called during init common stage */
|
|
static void bnx2x_qm_init_ptr_table(struct bnx2x *bp, int qm_cid_count,
|
|
u8 initop)
|
|
{
|
|
if (!QM_INIT(qm_cid_count))
|
|
return;
|
|
|
|
switch (initop) {
|
|
case INITOP_INIT:
|
|
/* set in the init-value array */
|
|
case INITOP_SET:
|
|
bnx2x_qm_set_ptr_table(bp, qm_cid_count);
|
|
break;
|
|
case INITOP_CLEAR:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/****************************************************************************
|
|
* SRC initializations
|
|
****************************************************************************/
|
|
#ifdef BCM_CNIC
|
|
/* called during init func stage */
|
|
static void bnx2x_src_init_t2(struct bnx2x *bp, struct src_ent *t2,
|
|
dma_addr_t t2_mapping, int src_cid_count)
|
|
{
|
|
int i;
|
|
int port = BP_PORT(bp);
|
|
|
|
/* Initialize T2 */
|
|
for (i = 0; i < src_cid_count-1; i++)
|
|
t2[i].next = (u64)(t2_mapping + (i+1)*sizeof(struct src_ent));
|
|
|
|
/* tell the searcher where the T2 table is */
|
|
REG_WR(bp, SRC_REG_COUNTFREE0 + port*4, src_cid_count);
|
|
|
|
bnx2x_wr_64(bp, SRC_REG_FIRSTFREE0 + port*16,
|
|
U64_LO(t2_mapping), U64_HI(t2_mapping));
|
|
|
|
bnx2x_wr_64(bp, SRC_REG_LASTFREE0 + port*16,
|
|
U64_LO((u64)t2_mapping +
|
|
(src_cid_count-1) * sizeof(struct src_ent)),
|
|
U64_HI((u64)t2_mapping +
|
|
(src_cid_count-1) * sizeof(struct src_ent)));
|
|
}
|
|
#endif
|
|
#endif /* BNX2X_INIT_OPS_H */
|