--- /dev/null
+/* bnx2x_init_ops.h: Broadcom Everest network driver.
+ * Static functions needed during the initialization.
+ * This file is "included" in bnx2x_main.c.
+ *
+ * Copyright (c) 2007-2013 Broadcom Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation.
+ *
+ * Maintained by: Ariel Elior <ariel.elior@qlogic.com>
+ * Written by: Vladislav Zolotarov
+ */
+
+#ifndef BNX2X_INIT_OPS_H
+#define BNX2X_INIT_OPS_H
+
+
+#ifndef BP_ILT
+#define BP_ILT(bp) NULL
+#endif
+
+#ifndef BP_FUNC
+#define BP_FUNC(bp) 0
+#endif
+
+#ifndef BP_PORT
+#define BP_PORT(bp) 0
+#endif
+
+#ifndef BNX2X_ILT_FREE
+#define BNX2X_ILT_FREE(x, y, sz)
+#endif
+
+#ifndef BNX2X_ILT_ZALLOC
+#define BNX2X_ILT_ZALLOC(x, y, sz)
+#endif
+
+#ifndef ILOG2
+#define ILOG2(x) x
+#endif
+
+static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len);
+static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val);
+static void bnx2x_write_dmae_phys_len(struct bnx2x *bp,
+ dma_addr_t phys_addr, u32 addr,
+ u32 len);
+
+static void bnx2x_init_str_wr(struct bnx2x *bp, u32 addr,
+ const u32 *data, u32 len)
+{
+ u32 i;
+
+ for (i = 0; i < len; i++)
+ REG_WR(bp, addr + i*4, data[i]);
+}
+
+static void bnx2x_init_ind_wr(struct bnx2x *bp, u32 addr,
+ const u32 *data, u32 len)
+{
+ u32 i;
+
+ for (i = 0; i < len; i++)
+ bnx2x_reg_wr_ind(bp, addr + i*4, data[i]);
+}
+
+static void bnx2x_write_big_buf(struct bnx2x *bp, u32 addr, u32 len,
+ u8 wb)
+{
+ if (bp->dmae_ready)
+ bnx2x_write_dmae_phys_len(bp, GUNZIP_PHYS(bp), addr, len);
+
+ /* in E1 chips BIOS initiated ZLR may interrupt widebus writes */
+ else if (wb && CHIP_IS_E1(bp))
+ bnx2x_init_ind_wr(bp, addr, GUNZIP_BUF(bp), len);
+
+ /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */
+ else
+ bnx2x_init_str_wr(bp, addr, GUNZIP_BUF(bp), len);
+}
+
+static void bnx2x_init_fill(struct bnx2x *bp, u32 addr, int fill,
+ u32 len, u8 wb)
+{
+ u32 buf_len = (((len*4) > FW_BUF_SIZE) ? FW_BUF_SIZE : (len*4));
+ u32 buf_len32 = buf_len/4;
+ u32 i;
+
+ memset(GUNZIP_BUF(bp), (u8)fill, buf_len);
+
+ for (i = 0; i < len; i += buf_len32) {
+ u32 cur_len = min(buf_len32, len - i);
+
+ bnx2x_write_big_buf(bp, addr + i*4, cur_len, wb);
+ }
+}
+
+static void bnx2x_write_big_buf_wb(struct bnx2x *bp, u32 addr, u32 len)
+{
+ if (bp->dmae_ready)
+ bnx2x_write_dmae_phys_len(bp, GUNZIP_PHYS(bp), addr, len);
+
+ /* in E1 chips BIOS initiated ZLR may interrupt widebus writes */
+ else if (CHIP_IS_E1(bp))
+ bnx2x_init_ind_wr(bp, addr, GUNZIP_BUF(bp), len);
+
+ /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */
+ else
+ bnx2x_init_str_wr(bp, addr, GUNZIP_BUF(bp), len);
+}
+
+static void bnx2x_init_wr_64(struct bnx2x *bp, u32 addr,
+ const u32 *data, u32 len64)
+{
+ u32 buf_len32 = FW_BUF_SIZE/4;
+ u32 len = len64*2;
+ u64 data64 = 0;
+ u32 i;
+
+ /* 64 bit value is in a blob: first low DWORD, then high DWORD */
+ data64 = HILO_U64((*(data + 1)), (*data));
+
+ len64 = min((u32)(FW_BUF_SIZE/8), len64);
+ for (i = 0; i < len64; i++) {
+ u64 *pdata = ((u64 *)(GUNZIP_BUF(bp))) + i;
+
+ *pdata = data64;
+ }
+
+ for (i = 0; i < len; i += buf_len32) {
+ u32 cur_len = min(buf_len32, len - i);
+
+ bnx2x_write_big_buf_wb(bp, 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 u8 *bnx2x_sel_blob(struct bnx2x *bp, u32 addr,
+ const u8 *data)
+{
+ IF_IS_INT_TABLE_ADDR(TSEM_REG_INT_TABLE, addr)
+ data = INIT_TSEM_INT_TABLE_DATA(bp);
+ else
+ IF_IS_INT_TABLE_ADDR(CSEM_REG_INT_TABLE, addr)
+ data = INIT_CSEM_INT_TABLE_DATA(bp);
+ else
+ IF_IS_INT_TABLE_ADDR(USEM_REG_INT_TABLE, addr)
+ data = INIT_USEM_INT_TABLE_DATA(bp);
+ else
+ IF_IS_INT_TABLE_ADDR(XSEM_REG_INT_TABLE, addr)
+ data = INIT_XSEM_INT_TABLE_DATA(bp);
+ else
+ IF_IS_PRAM_ADDR(TSEM_REG_PRAM, addr)
+ data = INIT_TSEM_PRAM_DATA(bp);
+ else
+ IF_IS_PRAM_ADDR(CSEM_REG_PRAM, addr)
+ data = INIT_CSEM_PRAM_DATA(bp);
+ else
+ IF_IS_PRAM_ADDR(USEM_REG_PRAM, addr)
+ data = INIT_USEM_PRAM_DATA(bp);
+ else
+ IF_IS_PRAM_ADDR(XSEM_REG_PRAM, addr)
+ data = INIT_XSEM_PRAM_DATA(bp);
+
+ return data;
+}
+
+static void bnx2x_init_wr_wb(struct bnx2x *bp, u32 addr,
+ const u32 *data, u32 len)
+{
+ if (bp->dmae_ready)
+ VIRT_WR_DMAE_LEN(bp, data, addr, len, 0);
+
+ /* in E1 chips BIOS initiated ZLR may interrupt widebus writes */
+ else if (CHIP_IS_E1(bp))
+ bnx2x_init_ind_wr(bp, addr, data, len);
+
+ /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */
+ else
+ bnx2x_init_str_wr(bp, addr, data, len);
+}
+
+static void bnx2x_wr_64(struct bnx2x *bp, u32 reg, u32 val_lo,
+ u32 val_hi)
+{
+ u32 wb_write[2];
+
+ wb_write[0] = val_lo;
+ wb_write[1] = val_hi;
+ REG_WR_DMAE_LEN(bp, reg, wb_write, 2);
+}
+static void bnx2x_init_wr_zp(struct bnx2x *bp, u32 addr, u32 len,
+ u32 blob_off)
+{
+ const u8 *data = NULL;
+ int rc;
+ u32 i;
+
+ data = bnx2x_sel_blob(bp, addr, data) + blob_off*4;
+
+ rc = bnx2x_gunzip(bp, data, len);
+ if (rc)
+ return;
+
+ /* gunzip_outlen is in dwords */
+ len = GUNZIP_OUTLEN(bp);
+ for (i = 0; i < len; i++)
+ ((u32 *)GUNZIP_BUF(bp))[i] = (__force u32)
+ cpu_to_le32(((u32 *)GUNZIP_BUF(bp))[i]);
+
+ bnx2x_write_big_buf_wb(bp, addr, len);
+}
+
+static void bnx2x_init_block(struct bnx2x *bp, u32 block, u32 stage)
+{
+ u16 op_start =
+ INIT_OPS_OFFSETS(bp)[BLOCK_OPS_IDX(block, stage,
+ STAGE_START)];
+ u16 op_end =
+ INIT_OPS_OFFSETS(bp)[BLOCK_OPS_IDX(block, stage,
+ STAGE_END)];
+ const union init_op *op;
+ u32 op_idx, op_type, addr, len;
+ const u32 *data, *data_base;
+
+ /* If empty block */
+ if (op_start == op_end)
+ return;
+
+ data_base = INIT_DATA(bp);
+
+ for (op_idx = op_start; op_idx < op_end; op_idx++) {
+
+ op = (const union init_op *)&(INIT_OPS(bp)[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(bp, addr);
+ break;
+ case OP_WR:
+ REG_WR(bp, addr, op->write.val);
+ break;
+ case OP_SW:
+ bnx2x_init_str_wr(bp, addr, data, len);
+ break;
+ case OP_WB:
+ bnx2x_init_wr_wb(bp, addr, data, len);
+ break;
+ case OP_ZR:
+ bnx2x_init_fill(bp, addr, 0, op->zero.len, 0);
+ break;
+ case OP_WB_ZR:
+ bnx2x_init_fill(bp, addr, 0, op->zero.len, 1);
+ break;
+ case OP_ZP:
+ bnx2x_init_wr_zp(bp, addr, len,
+ op->arr_wr.data_off);
+ break;
+ case OP_WR_64:
+ bnx2x_init_wr_64(bp, 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(bp) &
+ 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(bp) &
+ op->if_mode.mode_bit_map) == 0)
+ op_idx += op->if_mode.cmd_offset;
+ break;
+ 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 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_E3(bp))
+ REG_WR(bp, PXP2_REG_WR_USDMDP_TH, (0x4 << w_order));
+ else 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_E1(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_E1H(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_cnic(struct bnx2x *bp, u8 memop)
+{
+ int rc = 0;
+
+ if (CONFIGURE_NIC_MODE(bp))
+ 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 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 && CNIC_SUPPORT(bp) && !CONFIGURE_NIC_MODE(bp))
+ rc = bnx2x_ilt_client_mem_op(bp, ILT_CLIENT_SRC, 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_cnic(struct bnx2x *bp, u8 initop)
+{
+ if (CONFIGURE_NIC_MODE(bp))
+ 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_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);
+ if (CNIC_SUPPORT(bp) && !CONFIGURE_NIC_MODE(bp))
+ bnx2x_ilt_client_id_init_op(bp, ILT_CLIENT_SRC, 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,
+ u32 base_reg, u32 reg)
+{
+ int i;
+ u32 wb_data[2] = {0, 0};
+ for (i = 0; i < 4 * QM_QUEUES_PER_FUNC; i++) {
+ REG_WR(bp, base_reg + i*4,
+ qm_cid_count * 4 * (i % QM_QUEUES_PER_FUNC));
+ bnx2x_init_wr_wb(bp, reg + 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,
+ QM_REG_BASEADDR, QM_REG_PTRTBL);
+ if (CHIP_IS_E1H(bp))
+ bnx2x_qm_set_ptr_table(bp, qm_cid_count,
+ QM_REG_BASEADDR_EXT_A,
+ QM_REG_PTRTBL_EXT_A);
+ break;
+ case INITOP_CLEAR:
+ break;
+ }
+}
+
+/****************************************************************************
+* SRC initializations
+****************************************************************************/
+/* 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 /* BNX2X_INIT_OPS_H */
Code Review / kvmfornfv.git / blobdiff