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Amit S. Kale3d396eb2006-10-21 15:33:03 -04001/*
2 * Copyright (C) 2003 - 2006 NetXen, Inc.
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
Amit S. Kalecb8011a2006-11-29 09:00:10 -08009 *
Amit S. Kale3d396eb2006-10-21 15:33:03 -040010 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
Amit S. Kalecb8011a2006-11-29 09:00:10 -080014 *
Amit S. Kale3d396eb2006-10-21 15:33:03 -040015 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
18 * MA 02111-1307, USA.
19 *
20 * The full GNU General Public License is included in this distribution
21 * in the file called LICENSE.
22 *
23 * Contact Information:
24 * info@netxen.com
25 * NetXen,
26 * 3965 Freedom Circle, Fourth floor,
27 * Santa Clara, CA 95054
28 */
29
30#ifndef __NIC_PHAN_REG_H_
31#define __NIC_PHAN_REG_H_
32
33/*
34 * CRB Registers or queue message done only at initialization time.
35 */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -080036#define NIC_CRB_BASE NETXEN_CAM_RAM(0x200)
37#define NETXEN_NIC_REG(X) (NIC_CRB_BASE+(X))
Amit S. Kale3d396eb2006-10-21 15:33:03 -040038
Amit S. Kaleed25ffa2006-12-04 09:23:25 -080039#define CRB_PHAN_CNTRL_LO_OFFSET NETXEN_NIC_REG(0x00)
40#define CRB_PHAN_CNTRL_HI_OFFSET NETXEN_NIC_REG(0x04)
41#define CRB_CMD_PRODUCER_OFFSET NETXEN_NIC_REG(0x08)
42#define CRB_CMD_CONSUMER_OFFSET NETXEN_NIC_REG(0x0c)
43#define CRB_PAUSE_ADDR_LO NETXEN_NIC_REG(0x10) /* C0 EPG BUG */
44#define CRB_PAUSE_ADDR_HI NETXEN_NIC_REG(0x14)
45#define CRB_HOST_CMD_ADDR_HI NETXEN_NIC_REG(0x18) /* host add:cmd ring */
46#define CRB_HOST_CMD_ADDR_LO NETXEN_NIC_REG(0x1c)
47#define CRB_CMD_INTR_LOOP NETXEN_NIC_REG(0x20) /* 4 regs for perf */
48#define CRB_CMD_DMA_LOOP NETXEN_NIC_REG(0x24)
49#define CRB_RCV_INTR_LOOP NETXEN_NIC_REG(0x28)
50#define CRB_RCV_DMA_LOOP NETXEN_NIC_REG(0x2c)
51#define CRB_ENABLE_TX_INTR NETXEN_NIC_REG(0x30) /* phantom init status */
52#define CRB_MMAP_ADDR_3 NETXEN_NIC_REG(0x34)
53#define CRB_CMDPEG_CMDRING NETXEN_NIC_REG(0x38)
54#define CRB_HOST_DUMMY_BUF_ADDR_HI NETXEN_NIC_REG(0x3c)
55#define CRB_HOST_DUMMY_BUF_ADDR_LO NETXEN_NIC_REG(0x40)
56#define CRB_MMAP_ADDR_0 NETXEN_NIC_REG(0x44)
57#define CRB_MMAP_ADDR_1 NETXEN_NIC_REG(0x48)
58#define CRB_MMAP_ADDR_2 NETXEN_NIC_REG(0x4c)
59#define CRB_CMDPEG_STATE NETXEN_NIC_REG(0x50)
60#define CRB_MMAP_SIZE_0 NETXEN_NIC_REG(0x54)
61#define CRB_MMAP_SIZE_1 NETXEN_NIC_REG(0x58)
62#define CRB_MMAP_SIZE_2 NETXEN_NIC_REG(0x5c)
63#define CRB_MMAP_SIZE_3 NETXEN_NIC_REG(0x60)
64#define CRB_GLOBAL_INT_COAL NETXEN_NIC_REG(0x64) /* interrupt coalescing */
65#define CRB_INT_COAL_MODE NETXEN_NIC_REG(0x68)
66#define CRB_MAX_RCV_BUFS NETXEN_NIC_REG(0x6c)
67#define CRB_TX_INT_THRESHOLD NETXEN_NIC_REG(0x70)
68#define CRB_RX_PKT_TIMER NETXEN_NIC_REG(0x74)
69#define CRB_TX_PKT_TIMER NETXEN_NIC_REG(0x78)
70#define CRB_RX_PKT_CNT NETXEN_NIC_REG(0x7c)
71#define CRB_RX_TMR_CNT NETXEN_NIC_REG(0x80)
72#define CRB_RX_LRO_TIMER NETXEN_NIC_REG(0x84)
73#define CRB_RX_LRO_MID_TIMER NETXEN_NIC_REG(0x88)
74#define CRB_DMA_MAX_RCV_BUFS NETXEN_NIC_REG(0x8c)
75#define CRB_MAX_DMA_ENTRIES NETXEN_NIC_REG(0x90)
76#define CRB_XG_STATE NETXEN_NIC_REG(0x94) /* XG Link status */
77#define CRB_AGENT_GO NETXEN_NIC_REG(0x98) /* NIC pkt gen agent */
78#define CRB_AGENT_TX_SIZE NETXEN_NIC_REG(0x9c)
79#define CRB_AGENT_TX_TYPE NETXEN_NIC_REG(0xa0)
80#define CRB_AGENT_TX_ADDR NETXEN_NIC_REG(0xa4)
81#define CRB_AGENT_TX_MSS NETXEN_NIC_REG(0xa8)
82#define CRB_TX_STATE NETXEN_NIC_REG(0xac) /* Debug -performance */
83#define CRB_TX_COUNT NETXEN_NIC_REG(0xb0)
84#define CRB_RX_STATE NETXEN_NIC_REG(0xb4)
85#define CRB_RX_PERF_DEBUG_1 NETXEN_NIC_REG(0xb8)
86#define CRB_RX_LRO_CONTROL NETXEN_NIC_REG(0xbc) /* LRO On/OFF */
87#define CRB_RX_LRO_START_NUM NETXEN_NIC_REG(0xc0)
88#define CRB_MPORT_MODE NETXEN_NIC_REG(0xc4) /* Multiport Mode */
89#define CRB_CMD_RING_SIZE NETXEN_NIC_REG(0xc8)
90#define CRB_INT_VECTOR NETXEN_NIC_REG(0xd4)
91#define CRB_CTX_RESET NETXEN_NIC_REG(0xd8)
92#define CRB_HOST_STS_PROD NETXEN_NIC_REG(0xdc)
93#define CRB_HOST_STS_CONS NETXEN_NIC_REG(0xe0)
94#define CRB_PEG_CMD_PROD NETXEN_NIC_REG(0xe4)
95#define CRB_PEG_CMD_CONS NETXEN_NIC_REG(0xe8)
96#define CRB_HOST_BUFFER_PROD NETXEN_NIC_REG(0xec)
97#define CRB_HOST_BUFFER_CONS NETXEN_NIC_REG(0xf0)
98#define CRB_JUMBO_BUFFER_PROD NETXEN_NIC_REG(0xf4)
99#define CRB_JUMBO_BUFFER_CONS NETXEN_NIC_REG(0xf8)
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400100
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800101#define CRB_CMD_PRODUCER_OFFSET_1 NETXEN_NIC_REG(0x1ac)
102#define CRB_CMD_CONSUMER_OFFSET_1 NETXEN_NIC_REG(0x1b0)
103#define CRB_TEMP_STATE NETXEN_NIC_REG(0x1b4)
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400104
105/*
106 * CrbPortPhanCntrHi/Lo is used to pass the address of HostPhantomIndex address
107 * which can be read by the Phantom host to get producer/consumer indexes from
108 * Phantom/Casper. If it is not HOST_SHARED_MEMORY, then the following
109 * registers will be used for the addresses of the ring's shared memory
110 * on the Phantom.
111 */
112
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800113#define nx_get_temp_val(x) ((x) >> 16)
114#define nx_get_temp_state(x) ((x) & 0xffff)
115#define nx_encode_temp(val, state) (((val) << 16) | (state))
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400116
117/* CRB registers per Rcv Descriptor ring */
118struct netxen_rcv_desc_crb {
119 u32 crb_rcv_producer_offset __attribute__ ((aligned(512)));
120 u32 crb_rcv_consumer_offset;
121 u32 crb_globalrcv_ring;
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800122 u32 crb_rcv_ring_size;
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400123};
124
125/*
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800126 * CRB registers used by the receive peg logic.
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400127 */
128
129struct netxen_recv_crb {
130 struct netxen_rcv_desc_crb rcv_desc_crb[NUM_RCV_DESC_RINGS];
131 u32 crb_rcvstatus_ring;
132 u32 crb_rcv_status_producer;
133 u32 crb_rcv_status_consumer;
134 u32 crb_rcvpeg_state;
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800135 u32 crb_status_ring_size;
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400136};
137
138#if defined(DEFINE_GLOBAL_RECV_CRB)
139struct netxen_recv_crb recv_crb_registers[] = {
140 /*
141 * Instance 0.
142 */
143 {
144 /* rcv_desc_crb: */
145 {
146 {
147 /* crb_rcv_producer_offset: */
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400148 NETXEN_NIC_REG(0x100),
149 /* crb_rcv_consumer_offset: */
150 NETXEN_NIC_REG(0x104),
151 /* crb_gloablrcv_ring: */
152 NETXEN_NIC_REG(0x108),
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800153 /* crb_rcv_ring_size */
154 NETXEN_NIC_REG(0x10c),
155
156 },
157 /* Jumbo frames */
158 {
159 /* crb_rcv_producer_offset: */
160 NETXEN_NIC_REG(0x110),
161 /* crb_rcv_consumer_offset: */
162 NETXEN_NIC_REG(0x114),
163 /* crb_gloablrcv_ring: */
164 NETXEN_NIC_REG(0x118),
165 /* crb_rcv_ring_size */
166 NETXEN_NIC_REG(0x11c),
167 },
168 /* LRO */
169 {
170 /* crb_rcv_producer_offset: */
171 NETXEN_NIC_REG(0x120),
172 /* crb_rcv_consumer_offset: */
173 NETXEN_NIC_REG(0x124),
174 /* crb_gloablrcv_ring: */
175 NETXEN_NIC_REG(0x128),
176 /* crb_rcv_ring_size */
177 NETXEN_NIC_REG(0x12c),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400178 }
179 },
180 /* crb_rcvstatus_ring: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800181 NETXEN_NIC_REG(0x130),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400182 /* crb_rcv_status_producer: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800183 NETXEN_NIC_REG(0x134),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400184 /* crb_rcv_status_consumer: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800185 NETXEN_NIC_REG(0x138),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400186 /* crb_rcvpeg_state: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800187 NETXEN_NIC_REG(0x13c),
188 /* crb_status_ring_size */
189 NETXEN_NIC_REG(0x140),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400190
191 },
192 /*
193 * Instance 1,
194 */
195 {
196 /* rcv_desc_crb: */
197 {
198 {
199 /* crb_rcv_producer_offset: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800200 NETXEN_NIC_REG(0x144),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400201 /* crb_rcv_consumer_offset: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800202 NETXEN_NIC_REG(0x148),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400203 /* crb_globalrcv_ring: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800204 NETXEN_NIC_REG(0x14c),
205 /* crb_rcv_ring_size */
206 NETXEN_NIC_REG(0x150),
207
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400208 },
209 /* Jumbo frames */
210 {
211 /* crb_rcv_producer_offset: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800212 NETXEN_NIC_REG(0x154),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400213 /* crb_rcv_consumer_offset: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800214 NETXEN_NIC_REG(0x158),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400215 /* crb_globalrcv_ring: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800216 NETXEN_NIC_REG(0x15c),
217 /* crb_rcv_ring_size */
218 NETXEN_NIC_REG(0x160),
219 },
220 /* LRO */
221 {
222 /* crb_rcv_producer_offset: */
223 NETXEN_NIC_REG(0x164),
224 /* crb_rcv_consumer_offset: */
225 NETXEN_NIC_REG(0x168),
226 /* crb_globalrcv_ring: */
227 NETXEN_NIC_REG(0x16c),
228 /* crb_rcv_ring_size */
229 NETXEN_NIC_REG(0x170),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400230 }
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800231
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400232 },
233 /* crb_rcvstatus_ring: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800234 NETXEN_NIC_REG(0x174),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400235 /* crb_rcv_status_producer: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800236 NETXEN_NIC_REG(0x178),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400237 /* crb_rcv_status_consumer: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800238 NETXEN_NIC_REG(0x17c),
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400239 /* crb_rcvpeg_state: */
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800240 NETXEN_NIC_REG(0x180),
241 /* crb_status_ring_size */
242 NETXEN_NIC_REG(0x184),
243
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400244 },
245};
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800246
247u64 ctx_addr_sig_regs[][3] = {
248 {NETXEN_NIC_REG(0x188), NETXEN_NIC_REG(0x18c), NETXEN_NIC_REG(0x1c0)},
249 {NETXEN_NIC_REG(0x190), NETXEN_NIC_REG(0x194), NETXEN_NIC_REG(0x1c4)},
250 {NETXEN_NIC_REG(0x198), NETXEN_NIC_REG(0x19c), NETXEN_NIC_REG(0x1c8)},
251 {NETXEN_NIC_REG(0x1a0), NETXEN_NIC_REG(0x1a4), NETXEN_NIC_REG(0x1cc)}
252};
253
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400254#else
255extern struct netxen_recv_crb recv_crb_registers[];
Amit S. Kaleed25ffa2006-12-04 09:23:25 -0800256extern u64 ctx_addr_sig_regs[][3];
257#define CRB_CTX_ADDR_REG_LO (ctx_addr_sig_regs[0][0])
258#define CRB_CTX_ADDR_REG_HI (ctx_addr_sig_regs[0][2])
259#define CRB_CTX_SIGNATURE_REG (ctx_addr_sig_regs[0][1])
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400260#endif /* DEFINE_GLOBAL_RECEIVE_CRB */
261
Amit S. Kalecb8011a2006-11-29 09:00:10 -0800262/*
263 * Temperature control.
264 */
265enum {
266 NX_TEMP_NORMAL = 0x1, /* Normal operating range */
267 NX_TEMP_WARN, /* Sound alert, temperature getting high */
268 NX_TEMP_PANIC /* Fatal error, hardware has shut down. */
269};
270
Amit S. Kale3d396eb2006-10-21 15:33:03 -0400271#endif /* __NIC_PHAN_REG_H_ */