aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/netxen/netxen_nic_phan_reg.h
blob: ffa3b7215ce8eb3dd909da585b4f93b89c50a1a7 (plain) (blame)
1
2
3
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
/*
 * Copyright (C) 2003 - 2006 NetXen, Inc.
 * All rights reserved.
 *
 * 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; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 * MA  02111-1307, USA.
 *
 * The full GNU General Public License is included in this distribution
 * in the file called LICENSE.
 *
 * Contact Information:
 *    info@netxen.com
 * NetXen,
 * 3965 Freedom Circle, Fourth floor,
 * Santa Clara, CA 95054
 */

#ifndef __NIC_PHAN_REG_H_
#define __NIC_PHAN_REG_H_

/*
 * CRB Registers or queue message done only at initialization time.
 */
#define NIC_CRB_BASE               NETXEN_CAM_RAM(0x200)
#define NETXEN_NIC_REG(X)             (NIC_CRB_BASE+(X))

#define CRB_PHAN_CNTRL_LO_OFFSET    NETXEN_NIC_REG(0x00)
#define CRB_PHAN_CNTRL_HI_OFFSET    NETXEN_NIC_REG(0x04)
#define CRB_CMD_PRODUCER_OFFSET     NETXEN_NIC_REG(0x08)
#define CRB_CMD_CONSUMER_OFFSET     NETXEN_NIC_REG(0x0c)
#define CRB_PAUSE_ADDR_LO           NETXEN_NIC_REG(0x10)	/* C0 EPG BUG  */
#define CRB_PAUSE_ADDR_HI           NETXEN_NIC_REG(0x14)
#define CRB_HOST_CMD_ADDR_HI        NETXEN_NIC_REG(0x18)	/* host add:cmd ring */
#define CRB_HOST_CMD_ADDR_LO        NETXEN_NIC_REG(0x1c)
#define CRB_CMD_INTR_LOOP           NETXEN_NIC_REG(0x20)	/* 4 regs for perf */
#define CRB_CMD_DMA_LOOP            NETXEN_NIC_REG(0x24)
#define CRB_RCV_INTR_LOOP           NETXEN_NIC_REG(0x28)
#define CRB_RCV_DMA_LOOP            NETXEN_NIC_REG(0x2c)
#define CRB_ENABLE_TX_INTR          NETXEN_NIC_REG(0x30)	/* phantom init status */
#define CRB_MMAP_ADDR_3             NETXEN_NIC_REG(0x34)
#define CRB_CMDPEG_CMDRING          NETXEN_NIC_REG(0x38)
#define CRB_HOST_DUMMY_BUF_ADDR_HI  NETXEN_NIC_REG(0x3c)
#define CRB_HOST_DUMMY_BUF_ADDR_LO  NETXEN_NIC_REG(0x40)
#define CRB_MMAP_ADDR_0             NETXEN_NIC_REG(0x44)
#define CRB_MMAP_ADDR_1             NETXEN_NIC_REG(0x48)
#define CRB_MMAP_ADDR_2             NETXEN_NIC_REG(0x4c)
#define CRB_CMDPEG_STATE            NETXEN_NIC_REG(0x50)
#define CRB_MMAP_SIZE_0             NETXEN_NIC_REG(0x54)
#define CRB_MMAP_SIZE_1             NETXEN_NIC_REG(0x58)
#define CRB_MMAP_SIZE_2             NETXEN_NIC_REG(0x5c)
#define CRB_MMAP_SIZE_3             NETXEN_NIC_REG(0x60)
#define CRB_GLOBAL_INT_COAL         NETXEN_NIC_REG(0x64)	/* interrupt coalescing */
#define CRB_INT_COAL_MODE           NETXEN_NIC_REG(0x68)
#define CRB_MAX_RCV_BUFS            NETXEN_NIC_REG(0x6c)
#define CRB_TX_INT_THRESHOLD        NETXEN_NIC_REG(0x70)
#define CRB_RX_PKT_TIMER            NETXEN_NIC_REG(0x74)
#define CRB_TX_PKT_TIMER            NETXEN_NIC_REG(0x78)
#define CRB_RX_PKT_CNT              NETXEN_NIC_REG(0x7c)
#define CRB_RX_TMR_CNT              NETXEN_NIC_REG(0x80)
#define CRB_RX_LRO_TIMER            NETXEN_NIC_REG(0x84)
#define CRB_RX_LRO_MID_TIMER        NETXEN_NIC_REG(0x88)
#define CRB_DMA_MAX_RCV_BUFS        NETXEN_NIC_REG(0x8c)
#define CRB_MAX_DMA_ENTRIES         NETXEN_NIC_REG(0x90)
#define CRB_XG_STATE                NETXEN_NIC_REG(0x94)	/* XG Link status */
#define CRB_AGENT_GO                NETXEN_NIC_REG(0x98)	/* NIC pkt gen agent */
#define CRB_AGENT_TX_SIZE           NETXEN_NIC_REG(0x9c)
#define CRB_AGENT_TX_TYPE           NETXEN_NIC_REG(0xa0)
#define CRB_AGENT_TX_ADDR           NETXEN_NIC_REG(0xa4)
#define CRB_AGENT_TX_MSS            NETXEN_NIC_REG(0xa8)
#define CRB_TX_STATE                NETXEN_NIC_REG(0xac)	/* Debug -performance */
#define CRB_TX_COUNT                NETXEN_NIC_REG(0xb0)
#define CRB_RX_STATE                NETXEN_NIC_REG(0xb4)
#define CRB_RX_PERF_DEBUG_1         NETXEN_NIC_REG(0xb8)
#define CRB_RX_LRO_CONTROL          NETXEN_NIC_REG(0xbc)	/* LRO On/OFF */
#define CRB_RX_LRO_START_NUM        NETXEN_NIC_REG(0xc0)
#define CRB_MPORT_MODE              NETXEN_NIC_REG(0xc4)	/* Multiport Mode */
#define CRB_CMD_RING_SIZE           NETXEN_NIC_REG(0xc8)
#define CRB_INT_VECTOR              NETXEN_NIC_REG(0xd4)
#define CRB_CTX_RESET               NETXEN_NIC_REG(0xd8)
#define CRB_HOST_STS_PROD           NETXEN_NIC_REG(0xdc)
#define CRB_HOST_STS_CONS           NETXEN_NIC_REG(0xe0)
#define CRB_PEG_CMD_PROD            NETXEN_NIC_REG(0xe4)
#define CRB_PEG_CMD_CONS            NETXEN_NIC_REG(0xe8)
#define CRB_HOST_BUFFER_PROD        NETXEN_NIC_REG(0xec)
#define CRB_HOST_BUFFER_CONS        NETXEN_NIC_REG(0xf0)
#define CRB_JUMBO_BUFFER_PROD       NETXEN_NIC_REG(0xf4)
#define CRB_JUMBO_BUFFER_CONS       NETXEN_NIC_REG(0xf8)

#define CRB_CMD_PRODUCER_OFFSET_1   NETXEN_NIC_REG(0x1ac)
#define CRB_CMD_CONSUMER_OFFSET_1   NETXEN_NIC_REG(0x1b0)
#define CRB_CMD_PRODUCER_OFFSET_2   NETXEN_NIC_REG(0x1b8)
#define CRB_CMD_CONSUMER_OFFSET_2   NETXEN_NIC_REG(0x1bc)

// 1c0 to 1cc used for signature reg
#define CRB_CMD_PRODUCER_OFFSET_3   NETXEN_NIC_REG(0x1d0)
#define CRB_CMD_CONSUMER_OFFSET_3   NETXEN_NIC_REG(0x1d4)
#define CRB_TEMP_STATE              NETXEN_NIC_REG(0x1b4)

#define CRB_V2P_0		    NETXEN_NIC_REG(0x290)
#define CRB_V2P_1		    NETXEN_NIC_REG(0x294)
#define CRB_V2P_2		    NETXEN_NIC_REG(0x298)
#define CRB_V2P_3		    NETXEN_NIC_REG(0x29c)
#define CRB_V2P(port)		    (CRB_V2P_0+((port)*4))
#define CRB_DRIVER_VERSION	    NETXEN_NIC_REG(0x2a0)
/* sw int status/mask registers */
#define CRB_SW_INT_MASK_0	   NETXEN_NIC_REG(0x1d8)
#define CRB_SW_INT_MASK_1	   NETXEN_NIC_REG(0x1e0)
#define CRB_SW_INT_MASK_2	   NETXEN_NIC_REG(0x1e4)
#define CRB_SW_INT_MASK_3	   NETXEN_NIC_REG(0x1e8)

/*
 * capabilities register, can be used to selectively enable/disable features
 * for backward compability
 */
#define CRB_NIC_CAPABILITIES_HOST	NETXEN_NIC_REG(0x1a8)
#define CRB_NIC_CAPABILITIES_FW	  	NETXEN_NIC_REG(0x1dc)

#define INTR_SCHEME_PERPORT	      	0x1

/* used for ethtool tests */
#define CRB_SCRATCHPAD_TEST	    NETXEN_NIC_REG(0x280)

/*
 * CrbPortPhanCntrHi/Lo is used to pass the address of HostPhantomIndex address
 * which can be read by the Phantom host to get producer/consumer indexes from
 * Phantom/Casper. If it is not HOST_SHARED_MEMORY, then the following
 * registers will be used for the addresses of the ring's shared memory
 * on the Phantom.
 */

#define nx_get_temp_val(x)		((x) >> 16)
#define nx_get_temp_state(x)		((x) & 0xffff)
#define nx_encode_temp(val, state)	(((val) << 16) | (state))

/* CRB registers per Rcv Descriptor ring */
struct netxen_rcv_desc_crb {
	u32 crb_rcv_producer_offset __attribute__ ((aligned(512)));
	u32 crb_rcv_consumer_offset;
	u32 crb_globalrcv_ring;
	u32 crb_rcv_ring_size;
};

/*
 * CRB registers used by the receive peg logic.
 */

struct netxen_recv_crb {
	struct netxen_rcv_desc_crb rcv_desc_crb[NUM_RCV_DESC_RINGS];
	u32 crb_rcvstatus_ring;
	u32 crb_rcv_status_producer;
	u32 crb_rcv_status_consumer;
	u32 crb_rcvpeg_state;
	u32 crb_status_ring_size;
};

extern struct netxen_recv_crb recv_crb_registers[];

/*
 * Temperature control.
 */
enum {
	NX_TEMP_NORMAL = 0x1,	/* Normal operating range */
	NX_TEMP_WARN,		/* Sound alert, temperature getting high */
	NX_TEMP_PANIC		/* Fatal error, hardware has shut down. */
};

#endif				/* __NIC_PHAN_REG_H_ */