Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
[deliverable/linux.git] / drivers / net / netxen / netxen_nic_hw.h
CommitLineData
3d396eb1 1/*
5d242f1c 2 * Copyright (C) 2003 - 2009 NetXen, Inc.
13af7a6e 3 * Copyright (C) 2009 - QLogic Corporation.
3d396eb1 4 * All rights reserved.
80922fbc 5 *
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6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
3176ff3e 10 *
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11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
3176ff3e 15 *
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16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
19 * MA 02111-1307, USA.
80922fbc 20 *
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21 * The full GNU General Public License is included in this distribution
22 * in the file called LICENSE.
80922fbc 23 *
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24 */
25
26#ifndef __NETXEN_NIC_HW_H_
27#define __NETXEN_NIC_HW_H_
28
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29/* Hardware memory size of 128 meg */
30#define NETXEN_MEMADDR_MAX (128 * 1024 * 1024)
31
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32struct netxen_adapter;
33
34#define NETXEN_PCI_MAPSIZE_BYTES (NETXEN_PCI_MAPSIZE << 20)
35
3176ff3e 36void netxen_nic_set_link_parameters(struct netxen_adapter *adapter);
3d396eb1 37
3d396eb1 38/* Nibble or Byte mode for phy interface (GbE mode only) */
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39
40#define _netxen_crb_get_bit(var, bit) ((var >> bit) & 0x1)
41
42/*
43 * NIU GB MAC Config Register 0 (applies to GB0, GB1, GB2, GB3)
44 *
45 * Bit 0 : enable_tx => 1:enable frame xmit, 0:disable
46 * Bit 1 : tx_synced => R/O: xmit enable synched to xmit stream
47 * Bit 2 : enable_rx => 1:enable frame recv, 0:disable
48 * Bit 3 : rx_synced => R/O: recv enable synched to recv stream
49 * Bit 4 : tx_flowctl => 1:enable pause frame generation, 0:disable
50 * Bit 5 : rx_flowctl => 1:act on recv'd pause frames, 0:ignore
51 * Bit 8 : loopback => 1:loop MAC xmits to MAC recvs, 0:normal
52 * Bit 16: tx_reset_pb => 1:reset frame xmit protocol blk, 0:no-op
53 * Bit 17: rx_reset_pb => 1:reset frame recv protocol blk, 0:no-op
54 * Bit 18: tx_reset_mac => 1:reset data/ctl multiplexer blk, 0:no-op
55 * Bit 19: rx_reset_mac => 1:reset ctl frames & timers blk, 0:no-op
56 * Bit 31: soft_reset => 1:reset the MAC and the SERDES, 0:no-op
57 */
58
3d396eb1 59#define netxen_gb_tx_flowctl(config_word) \
a608ab9c 60 ((config_word) |= 1 << 4)
3d396eb1 61#define netxen_gb_rx_flowctl(config_word) \
a608ab9c 62 ((config_word) |= 1 << 5)
3d396eb1 63#define netxen_gb_tx_reset_pb(config_word) \
a608ab9c 64 ((config_word) |= 1 << 16)
3d396eb1 65#define netxen_gb_rx_reset_pb(config_word) \
a608ab9c 66 ((config_word) |= 1 << 17)
3d396eb1 67#define netxen_gb_tx_reset_mac(config_word) \
a608ab9c 68 ((config_word) |= 1 << 18)
3d396eb1 69#define netxen_gb_rx_reset_mac(config_word) \
a608ab9c 70 ((config_word) |= 1 << 19)
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71
72#define netxen_gb_unset_tx_flowctl(config_word) \
a608ab9c 73 ((config_word) &= ~(1 << 4))
3d396eb1 74#define netxen_gb_unset_rx_flowctl(config_word) \
a608ab9c 75 ((config_word) &= ~(1 << 5))
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76
77#define netxen_gb_get_tx_synced(config_word) \
78 _netxen_crb_get_bit((config_word), 1)
79#define netxen_gb_get_rx_synced(config_word) \
80 _netxen_crb_get_bit((config_word), 3)
81#define netxen_gb_get_tx_flowctl(config_word) \
82 _netxen_crb_get_bit((config_word), 4)
83#define netxen_gb_get_rx_flowctl(config_word) \
84 _netxen_crb_get_bit((config_word), 5)
85#define netxen_gb_get_soft_reset(config_word) \
86 _netxen_crb_get_bit((config_word), 31)
87
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88#define netxen_gb_get_stationaddress_low(config_word) ((config_word) >> 16)
89
90#define netxen_gb_set_mii_mgmt_clockselect(config_word, val) \
91 ((config_word) |= ((val) & 0x07))
92#define netxen_gb_mii_mgmt_reset(config_word) \
a608ab9c 93 ((config_word) |= 1 << 31)
3d396eb1 94#define netxen_gb_mii_mgmt_unset(config_word) \
a608ab9c 95 ((config_word) &= ~(1 << 31))
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96
97/*
98 * NIU GB MII Mgmt Command Register (applies to GB0, GB1, GB2, GB3)
99 * Bit 0 : read_cycle => 1:perform single read cycle, 0:no-op
100 * Bit 1 : scan_cycle => 1:perform continuous read cycles, 0:no-op
101 */
102
103#define netxen_gb_mii_mgmt_set_read_cycle(config_word) \
a608ab9c 104 ((config_word) |= 1 << 0)
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105#define netxen_gb_mii_mgmt_reg_addr(config_word, val) \
106 ((config_word) |= ((val) & 0x1F))
107#define netxen_gb_mii_mgmt_phy_addr(config_word, val) \
108 ((config_word) |= (((val) & 0x1F) << 8))
109
110/*
111 * NIU GB MII Mgmt Indicators Register (applies to GB0, GB1, GB2, GB3)
112 * Read-only register.
113 * Bit 0 : busy => 1:performing an MII mgmt cycle, 0:idle
114 * Bit 1 : scanning => 1:scan operation in progress, 0:idle
115 * Bit 2 : notvalid => :mgmt result data not yet valid, 0:idle
116 */
117#define netxen_get_gb_mii_mgmt_busy(config_word) \
118 _netxen_crb_get_bit(config_word, 0)
119#define netxen_get_gb_mii_mgmt_scanning(config_word) \
120 _netxen_crb_get_bit(config_word, 1)
121#define netxen_get_gb_mii_mgmt_notvalid(config_word) \
122 _netxen_crb_get_bit(config_word, 2)
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123/*
124 * NIU XG Pause Ctl Register
125 *
126 * Bit 0 : xg0_mask => 1:disable tx pause frames
127 * Bit 1 : xg0_request => 1:request single pause frame
128 * Bit 2 : xg0_on_off => 1:request is pause on, 0:off
129 * Bit 3 : xg1_mask => 1:disable tx pause frames
130 * Bit 4 : xg1_request => 1:request single pause frame
131 * Bit 5 : xg1_on_off => 1:request is pause on, 0:off
132 */
133
134#define netxen_xg_set_xg0_mask(config_word) \
135 ((config_word) |= 1 << 0)
136#define netxen_xg_set_xg1_mask(config_word) \
137 ((config_word) |= 1 << 3)
4790654c 138
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139#define netxen_xg_get_xg0_mask(config_word) \
140 _netxen_crb_get_bit((config_word), 0)
141#define netxen_xg_get_xg1_mask(config_word) \
142 _netxen_crb_get_bit((config_word), 3)
143
144#define netxen_xg_unset_xg0_mask(config_word) \
145 ((config_word) &= ~(1 << 0))
146#define netxen_xg_unset_xg1_mask(config_word) \
147 ((config_word) &= ~(1 << 3))
148
149/*
150 * NIU XG Pause Ctl Register
151 *
152 * Bit 0 : xg0_mask => 1:disable tx pause frames
153 * Bit 1 : xg0_request => 1:request single pause frame
154 * Bit 2 : xg0_on_off => 1:request is pause on, 0:off
155 * Bit 3 : xg1_mask => 1:disable tx pause frames
156 * Bit 4 : xg1_request => 1:request single pause frame
157 * Bit 5 : xg1_on_off => 1:request is pause on, 0:off
158 */
159#define netxen_gb_set_gb0_mask(config_word) \
160 ((config_word) |= 1 << 0)
161#define netxen_gb_set_gb1_mask(config_word) \
162 ((config_word) |= 1 << 2)
163#define netxen_gb_set_gb2_mask(config_word) \
164 ((config_word) |= 1 << 4)
165#define netxen_gb_set_gb3_mask(config_word) \
166 ((config_word) |= 1 << 6)
167
168#define netxen_gb_get_gb0_mask(config_word) \
169 _netxen_crb_get_bit((config_word), 0)
170#define netxen_gb_get_gb1_mask(config_word) \
171 _netxen_crb_get_bit((config_word), 2)
172#define netxen_gb_get_gb2_mask(config_word) \
173 _netxen_crb_get_bit((config_word), 4)
174#define netxen_gb_get_gb3_mask(config_word) \
175 _netxen_crb_get_bit((config_word), 6)
4790654c 176
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177#define netxen_gb_unset_gb0_mask(config_word) \
178 ((config_word) &= ~(1 << 0))
179#define netxen_gb_unset_gb1_mask(config_word) \
180 ((config_word) &= ~(1 << 2))
181#define netxen_gb_unset_gb2_mask(config_word) \
182 ((config_word) &= ~(1 << 4))
183#define netxen_gb_unset_gb3_mask(config_word) \
184 ((config_word) &= ~(1 << 6))
185
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186
187/*
188 * PHY-Specific MII control/status registers.
189 */
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190#define NETXEN_NIU_GB_MII_MGMT_ADDR_CONTROL 0
191#define NETXEN_NIU_GB_MII_MGMT_ADDR_STATUS 1
192#define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_ID_0 2
193#define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_ID_1 3
194#define NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG 4
195#define NETXEN_NIU_GB_MII_MGMT_ADDR_LNKPART 5
196#define NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG_MORE 6
197#define NETXEN_NIU_GB_MII_MGMT_ADDR_NEXTPAGE_XMIT 7
198#define NETXEN_NIU_GB_MII_MGMT_ADDR_LNKPART_NEXTPAGE 8
199#define NETXEN_NIU_GB_MII_MGMT_ADDR_1000BT_CONTROL 9
200#define NETXEN_NIU_GB_MII_MGMT_ADDR_1000BT_STATUS 10
201#define NETXEN_NIU_GB_MII_MGMT_ADDR_EXTENDED_STATUS 15
202#define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_CONTROL 16
203#define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS 17
204#define NETXEN_NIU_GB_MII_MGMT_ADDR_INT_ENABLE 18
205#define NETXEN_NIU_GB_MII_MGMT_ADDR_INT_STATUS 19
206#define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_CONTROL_MORE 20
207#define NETXEN_NIU_GB_MII_MGMT_ADDR_RECV_ERROR_COUNT 21
208#define NETXEN_NIU_GB_MII_MGMT_ADDR_LED_CONTROL 24
209#define NETXEN_NIU_GB_MII_MGMT_ADDR_LED_OVERRIDE 25
210#define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_CONTROL_MORE_YET 26
211#define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS_MORE 27
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212
213/*
214 * PHY-Specific Status Register (reg 17).
215 *
216 * Bit 0 : jabber => 1:jabber detected, 0:not
217 * Bit 1 : polarity => 1:polarity reversed, 0:normal
218 * Bit 2 : recvpause => 1:receive pause enabled, 0:disabled
219 * Bit 3 : xmitpause => 1:transmit pause enabled, 0:disabled
220 * Bit 4 : energydetect => 1:sleep, 0:active
221 * Bit 5 : downshift => 1:downshift, 0:no downshift
222 * Bit 6 : crossover => 1:MDIX (crossover), 0:MDI (no crossover)
223 * Bits 7-9 : cablelen => not valid in 10Mb/s mode
224 * 0:<50m, 1:50-80m, 2:80-110m, 3:110-140m, 4:>140m
225 * Bit 10 : link => 1:link up, 0:link down
226 * Bit 11 : resolved => 1:speed and duplex resolved, 0:not yet
227 * Bit 12 : pagercvd => 1:page received, 0:page not received
228 * Bit 13 : duplex => 1:full duplex, 0:half duplex
229 * Bits 14-15 : speed => 0:10Mb/s, 1:100Mb/s, 2:1000Mb/s, 3:rsvd
230 */
231
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232#define netxen_get_phy_speed(config_word) (((config_word) >> 14) & 0x03)
233
234#define netxen_set_phy_speed(config_word, val) \
235 ((config_word) |= ((val & 0x03) << 14))
236#define netxen_set_phy_duplex(config_word) \
a608ab9c 237 ((config_word) |= 1 << 13)
3d396eb1 238#define netxen_clear_phy_duplex(config_word) \
a608ab9c 239 ((config_word) &= ~(1 << 13))
3d396eb1 240
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241#define netxen_get_phy_link(config_word) \
242 _netxen_crb_get_bit(config_word, 10)
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243#define netxen_get_phy_duplex(config_word) \
244 _netxen_crb_get_bit(config_word, 13)
245
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246/*
247 * NIU Mode Register.
248 * Bit 0 : enable FibreChannel
249 * Bit 1 : enable 10/100/1000 Ethernet
250 * Bit 2 : enable 10Gb Ethernet
251 */
252
253#define netxen_get_niu_enable_ge(config_word) \
254 _netxen_crb_get_bit(config_word, 1)
255
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256#define NETXEN_NIU_NON_PROMISC_MODE 0
257#define NETXEN_NIU_PROMISC_MODE 1
258#define NETXEN_NIU_ALLMULTI_MODE 2
3d396eb1 259
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260/*
261 * NIU XG MAC Config Register
262 *
263 * Bit 0 : tx_enable => 1:enable frame xmit, 0:disable
264 * Bit 2 : rx_enable => 1:enable frame recv, 0:disable
265 * Bit 4 : soft_reset => 1:reset the MAC , 0:no-op
266 * Bit 27: xaui_framer_reset
267 * Bit 28: xaui_rx_reset
268 * Bit 29: xaui_tx_reset
269 * Bit 30: xg_ingress_afifo_reset
270 * Bit 31: xg_egress_afifo_reset
271 */
272
273#define netxen_xg_soft_reset(config_word) \
a608ab9c 274 ((config_word) |= 1 << 4)
3d396eb1 275
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276typedef struct {
277 unsigned valid;
278 unsigned start_128M;
279 unsigned end_128M;
280 unsigned start_2M;
281} crb_128M_2M_sub_block_map_t;
282
283typedef struct {
284 crb_128M_2M_sub_block_map_t sub_block[16];
285} crb_128M_2M_block_map_t;
286
3d396eb1 287#endif /* __NETXEN_NIC_HW_H_ */
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