bnx2x_init.h 17.1 KB
Newer Older
Eliezer Tamir's avatar
Eliezer Tamir committed
1
2
/* bnx2x_init.h: Broadcom Everest network driver.
 *
3
 * Copyright (c) 2007-2008 Broadcom Corporation
Eliezer Tamir's avatar
Eliezer Tamir committed
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
 *
 * 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.
 *
 * Written by: Eliezer Tamir <eliezert@broadcom.com>
 */

#ifndef BNX2X_INIT_H
#define BNX2X_INIT_H

#define COMMON				0x1
#define PORT0				0x2
#define PORT1				0x4

#define INIT_EMULATION			0x1
#define INIT_FPGA			0x2
#define INIT_ASIC			0x4
#define INIT_HARDWARE			0x7

#define STORM_INTMEM_SIZE		(0x5800 / 4)
#define TSTORM_INTMEM_ADDR		0x1a0000
#define CSTORM_INTMEM_ADDR		0x220000
#define XSTORM_INTMEM_ADDR		0x2a0000
#define USTORM_INTMEM_ADDR		0x320000


/* Init operation types and structures */

#define OP_RD			0x1 /* read single register */
#define OP_WR			0x2 /* write single register */
#define OP_IW			0x3 /* write single register using mailbox */
#define OP_SW			0x4 /* copy a string to the device */
#define OP_SI			0x5 /* copy a string using mailbox */
#define OP_ZR			0x6 /* clear memory */
#define OP_ZP			0x7 /* unzip then copy with DMAE */
#define OP_WB			0x8 /* copy a string using DMAE */

struct raw_op {
	u32 op		:8;
	u32 offset	:24;
	u32 raw_data;
};

struct op_read {
	u32 op		:8;
	u32 offset	:24;
	u32 pad;
};

struct op_write {
	u32 op		:8;
	u32 offset	:24;
	u32 val;
};

struct op_string_write {
	u32 op		:8;
	u32 offset	:24;
#ifdef __LITTLE_ENDIAN
	u16 data_off;
	u16 data_len;
#else /* __BIG_ENDIAN */
	u16 data_len;
	u16 data_off;
#endif
};

struct op_zero {
	u32 op		:8;
	u32 offset	:24;
	u32 len;
};

union init_op {
	struct op_read		read;
	struct op_write		write;
	struct op_string_write	str_wr;
	struct op_zero		zero;
	struct raw_op		raw;
};

#include "bnx2x_init_values.h"

static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val);

static void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr,
			     u32 dst_addr, u32 len32);

static int bnx2x_gunzip(struct bnx2x *bp, u8 *zbuf, int len);

static void bnx2x_init_str_wr(struct bnx2x *bp, u32 addr, const u32 *data,
			      u32 len)
{
	int i;

	for (i = 0; i < len; i++) {
		REG_WR(bp, addr + i*4, data[i]);
		if (!(i % 10000)) {
			touch_softlockup_watchdog();
			cpu_relax();
		}
	}
}

#define INIT_MEM_WR(reg, data, reg_off, len) \
	bnx2x_init_str_wr(bp, reg + reg_off*4, data, len)

static void bnx2x_init_ind_wr(struct bnx2x *bp, u32 addr, const u32 *data,
			      u16 len)
{
	int i;

	for (i = 0; i < len; i++) {
		REG_WR_IND(bp, addr + i*4, data[i]);
		if (!(i % 10000)) {
			touch_softlockup_watchdog();
			cpu_relax();
		}
	}
}

static void bnx2x_init_wr_wb(struct bnx2x *bp, u32 addr, const u32 *data,
			     u32 len, int gunzip)
{
	int offset = 0;

	if (gunzip) {
		int rc;
#ifdef __BIG_ENDIAN
		int i, size;
		u32 *temp;

		temp = kmalloc(len, GFP_KERNEL);
		size = (len / 4) + ((len % 4) ? 1 : 0);
		for (i = 0; i < size; i++)
			temp[i] = swab32(data[i]);
		data = temp;
#endif
		rc = bnx2x_gunzip(bp, (u8 *)data, len);
		if (rc) {
			DP(NETIF_MSG_HW, "gunzip failed ! rc %d\n", rc);
			return;
		}
		len = bp->gunzip_outlen;
#ifdef __BIG_ENDIAN
		kfree(temp);
		for (i = 0; i < len; i++)
			 ((u32 *)bp->gunzip_buf)[i] =
					swab32(((u32 *)bp->gunzip_buf)[i]);
#endif
	} else {
		if ((len * 4) > FW_BUF_SIZE) {
			BNX2X_ERR("LARGE DMAE OPERATION ! len 0x%x\n", len*4);
			return;
		}
		memcpy(bp->gunzip_buf, data, len * 4);
	}

	while (len > DMAE_LEN32_MAX) {
		bnx2x_write_dmae(bp, bp->gunzip_mapping + offset,
				 addr + offset, DMAE_LEN32_MAX);
		offset += DMAE_LEN32_MAX * 4;
		len -= DMAE_LEN32_MAX;
	}
	bnx2x_write_dmae(bp, bp->gunzip_mapping + offset, addr + offset, len);
}

#define INIT_MEM_WB(reg, data, reg_off, len) \
	bnx2x_init_wr_wb(bp, reg + reg_off*4, data, len, 0)

#define INIT_GUNZIP_DMAE(reg, data, reg_off, len) \
	bnx2x_init_wr_wb(bp, reg + reg_off*4, data, len, 1)

static void bnx2x_init_fill(struct bnx2x *bp, u32 addr, int fill, u32 len)
{
	int offset = 0;

	if ((len * 4) > FW_BUF_SIZE) {
		BNX2X_ERR("LARGE DMAE OPERATION ! len 0x%x\n", len * 4);
		return;
	}
	memset(bp->gunzip_buf, fill, len * 4);

	while (len > DMAE_LEN32_MAX) {
		bnx2x_write_dmae(bp, bp->gunzip_mapping + offset,
				 addr + offset, DMAE_LEN32_MAX);
		offset += DMAE_LEN32_MAX * 4;
		len -= DMAE_LEN32_MAX;
	}
	bnx2x_write_dmae(bp, bp->gunzip_mapping + offset, addr + offset, len);
}

static void bnx2x_init_block(struct bnx2x *bp, u32 op_start, u32 op_end)
{
	int i;
	union init_op *op;
	u32 op_type, addr, len;
	const u32 *data;

	for (i = op_start; i < op_end; i++) {

		op = (union init_op *)&(init_ops[i]);

		op_type = op->str_wr.op;
		addr = op->str_wr.offset;
		len = op->str_wr.data_len;
		data = init_data + op->str_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, 0);
			break;
		case OP_SI:
			bnx2x_init_ind_wr(bp, addr, data, len);
			break;
		case OP_ZR:
			bnx2x_init_fill(bp, addr, 0, op->zero.len);
			break;
		case OP_ZP:
			bnx2x_init_wr_wb(bp, addr, data, len, 1);
			break;
		default:
			BNX2X_ERR("BAD init operation!\n");
		}
	}
}


/****************************************************************************
* PXP
****************************************************************************/
/*
 * This code configures the PCI read/write arbiter
 * which implements a wighted 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] = {
	{{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} },
	{{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 , 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 , 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] = {
	{{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} },
	{{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 adresses for read queues */
static const struct arb_line read_arb_addr[NUM_RD_Q-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},
	{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},
	{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 adresses for wrtie queues */
static const struct arb_line write_arb_addr[NUM_WR_Q-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},
	{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(struct bnx2x *bp)
{
	int r_order, w_order;
	u32 val, i;

	pci_read_config_word(bp->pdev,
			     bp->pcie_cap + PCI_EXP_DEVCTL, (u16 *)&val);
412
	DP(NETIF_MSG_HW, "read 0x%x from devctl\n", (u16)val);
Eliezer Tamir's avatar
Eliezer Tamir committed
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
	w_order = ((val & PCI_EXP_DEVCTL_PAYLOAD) >> 5);
	r_order = ((val & PCI_EXP_DEVCTL_READRQ) >> 12);

	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;
	}
	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);
475
	REG_WR(bp, PXP2_REG_RQ_WR_MBS1, w_order);
Eliezer Tamir's avatar
Eliezer Tamir committed
476
	REG_WR(bp, PXP2_REG_RQ_RD_MBS0, r_order);
477
	REG_WR(bp, PXP2_REG_RQ_RD_MBS1, r_order);
Eliezer Tamir's avatar
Eliezer Tamir committed
478

479
480
481
482
	if (r_order == MAX_RD_ORD)
		REG_WR(bp, PXP2_REG_RQ_PDR_LIMIT, 0xe00);

	REG_WR(bp, PXP2_REG_WR_USDMDP_TH, (0x18 << w_order));
Eliezer Tamir's avatar
Eliezer Tamir committed
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
	REG_WR(bp, PXP2_REG_WR_DMAE_TH, (128 << w_order)/16);
}


/****************************************************************************
* CDU
****************************************************************************/

#define CDU_REGION_NUMBER_XCM_AG	2
#define CDU_REGION_NUMBER_UCM_AG	4

/**
 * String-to-compress [31:8] = CID (all 24 bits)
 * String-to-compress [7:4] = Region
 * String-to-compress [3:0] = Type
 */
#define CDU_VALID_DATA(_cid, _region, _type) \
		(((_cid) << 8) | (((_region) & 0xf) << 4) | (((_type) & 0xf)))
#define CDU_CRC8(_cid, _region, _type) \
			calc_crc8(CDU_VALID_DATA(_cid, _region, _type), 0xff)
#define CDU_RSRVD_VALUE_TYPE_A(_cid, _region, _type) \
			(0x80 | (CDU_CRC8(_cid, _region, _type) & 0x7f))
#define CDU_RSRVD_VALUE_TYPE_B(_crc, _type) \
	(0x80 | ((_type) & 0xf << 3) | (CDU_CRC8(_cid, _region, _type) & 0x7))
#define CDU_RSRVD_INVALIDATE_CONTEXT_VALUE(_val)	((_val) & ~0x80)

/*****************************************************************************
 * Description:
 *         Calculates crc 8 on a word value: polynomial 0-1-2-8
 *         Code was translated from Verilog.
 ****************************************************************************/
static u8 calc_crc8(u32 data, u8 crc)
{
	u8 D[32];
	u8 NewCRC[8];
	u8 C[8];
	u8 crc_res;
	u8 i;

	/* split the data into 31 bits */
	for (i = 0; i < 32; i++) {
		D[i] = data & 1;
		data = data >> 1;
	}

	/* split the crc into 8 bits */
	for (i = 0; i < 8; i++) {
		C[i] = crc & 1;
		crc = crc >> 1;
	}

	NewCRC[0] = D[31] ^ D[30] ^ D[28] ^ D[23] ^ D[21] ^ D[19] ^ D[18] ^
		D[16] ^ D[14] ^ D[12] ^ D[8] ^ D[7] ^ D[6] ^ D[0] ^ C[4] ^
		C[6] ^ C[7];
	NewCRC[1] = D[30] ^ D[29] ^ D[28] ^ D[24] ^ D[23] ^ D[22] ^ D[21] ^
		D[20] ^ D[18] ^ D[17] ^ D[16] ^ D[15] ^ D[14] ^ D[13] ^
		D[12] ^ D[9] ^ D[6] ^ D[1] ^ D[0] ^ C[0] ^ C[4] ^ C[5] ^ C[6];
	NewCRC[2] = D[29] ^ D[28] ^ D[25] ^ D[24] ^ D[22] ^ D[17] ^ D[15] ^
		D[13] ^ D[12] ^ D[10] ^ D[8] ^ D[6] ^ D[2] ^ D[1] ^ D[0] ^
		C[0] ^ C[1] ^ C[4] ^ C[5];
	NewCRC[3] = D[30] ^ D[29] ^ D[26] ^ D[25] ^ D[23] ^ D[18] ^ D[16] ^
		D[14] ^ D[13] ^ D[11] ^ D[9] ^ D[7] ^ D[3] ^ D[2] ^ D[1] ^
		C[1] ^ C[2] ^ C[5] ^ C[6];
	NewCRC[4] = D[31] ^ D[30] ^ D[27] ^ D[26] ^ D[24] ^ D[19] ^ D[17] ^
		D[15] ^ D[14] ^ D[12] ^ D[10] ^ D[8] ^ D[4] ^ D[3] ^ D[2] ^
		C[0] ^ C[2] ^ C[3] ^ C[6] ^ C[7];
	NewCRC[5] = D[31] ^ D[28] ^ D[27] ^ D[25] ^ D[20] ^ D[18] ^ D[16] ^
		D[15] ^ D[13] ^ D[11] ^ D[9] ^ D[5] ^ D[4] ^ D[3] ^ C[1] ^
		C[3] ^ C[4] ^ C[7];
	NewCRC[6] = D[29] ^ D[28] ^ D[26] ^ D[21] ^ D[19] ^ D[17] ^ D[16] ^
		D[14] ^ D[12] ^ D[10] ^ D[6] ^ D[5] ^ D[4] ^ C[2] ^ C[4] ^
		C[5];
	NewCRC[7] = D[30] ^ D[29] ^ D[27] ^ D[22] ^ D[20] ^ D[18] ^ D[17] ^
		D[15] ^ D[13] ^ D[11] ^ D[7] ^ D[6] ^ D[5] ^ C[3] ^ C[5] ^
		C[6];

	crc_res = 0;
	for (i = 0; i < 8; i++)
		crc_res |= (NewCRC[i] << i);

	return crc_res;
}


#endif /* BNX2X_INIT_H */