Annotation of sys/dev/pci/if_bcereg.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: if_bcereg.h,v 1.3 2006/11/08 01:32:00 brad Exp $ */
2: /* $NetBSD: if_bcereg.h,v 1.3 2003/09/29 01:53:02 mrg Exp $ */
3:
4: /*
5: * Copyright (c) 2003 Clifford Wright. All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. The name of the author may not be used to endorse or promote products
16: * derived from this software without specific prior written permission.
17: *
18: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
23: * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
25: * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
26: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28: * SUCH DAMAGE.
29: */
30:
31: /* Broadcom BCM440x */
32:
33: /* PCI registers defined in the PCI 2.2 spec. */
34: #define BCE_PCI_BAR0 0x10
35:
36: /* Sonics SB register access */
37: #define BCE_REG_WIN 0x80
38: #define BCE_SONICS_WIN 0x18002000
39:
40: /* Sonics PCI control */
41: #define BCE_SPCI_TR2 0x0108 /* Sonics to PCI translation
42: * 2 */
43: /* bit defines */
44: #define SBTOPCI_PREF 0x4 /* prefetch enable */
45: #define SBTOPCI_BURST 0x8 /* burst enable */
46: #define BCE_SBINTVEC 0x0f94
47: /* interrupt bits */
48: #define SBIV_ENET0 0x02 /* enable for enet 0 */
49: #define SBIV_ENET1 0x40 /* enable for enet 1 */
50:
51:
52: /* Host Interface Registers */
53:
54: #define BCE_DEVCTL 0x0000 /* device control */
55: /* device control bits */
56: #define BCE_DC_IP 0x00000400 /* internal phy present */
57: #define BCE_DC_ER 0x00008000 /* ephy reset */
58: /* Interrupt Control */
59: #define BCE_INT_STS 0x0020
60: #define BCE_INT_MASK 0x0024
61: /* bits for both status, and mask */
62: #define I_TO 0x00000080 /* general timeout */
63: #define I_PC 0x00000400 /* descriptor error */
64: #define I_PD 0x00000800 /* data error */
65: #define I_DE 0x00001000 /* desc. protocol error */
66: #define I_RU 0x00002000 /* rx desc. underflow */
67: #define I_RO 0x00004000 /* rx fifo overflow */
68: #define I_XU 0x00008000 /* tx fifo underflow */
69: #define I_RI 0x00010000 /* receive interrupt */
70: #define I_XI 0x01000000 /* transmit interrupt */
71:
72: /* Ethernet MAC Control */
73: #define BCE_MACCTL 0x00A8 /* ethernet mac control */
74: /* mac control bits */
75: #define BCE_EMC_CRC32_ENAB 0x00000001 /* crc32 generation */
76: #define BCE_EMC_PDOWN 0x00000004 /* PHY powerdown */
77: #define BCE_EMC_EDET 0x00000008 /* PHY energy detect */
78: #define BCE_EMC_LED 0x000000e0 /* PHY LED control */
79:
80: /* DMA Interrupt control */
81: #define BCE_DMAI_CTL 0x0100
82:
83: /* DMA registers */
84: #define BCE_DMA_TXCTL 0x0200 /* transmit control */
85: /* transmit control bits */
86: #define XC_XE 0x1 /* transmit enable */
87: #define XC_LE 0x4 /* loopback enable */
88: #define BCE_DMA_TXADDR 0x0204 /* tx ring base address */
89: #define BCE_DMA_DPTR 0x0208 /* last tx descriptor */
90: #define BCE_DMA_TXSTATUS 0x020C /* active desc, etc */
91: #define BCE_DMA_RXCTL 0x0210 /* enable, etc */
92: #define BCE_DMA_RXADDR 0x0214 /* rx ring base address */
93: #define BCE_DMA_RXDPTR 0x0218 /* last descriptor */
94: #define BCE_DMA_RXSTATUS 0x021C /* active desc, etc */
95: /* receive status bits */
96: #define RS_CD_MASK 0x0fff /* current descriptor pointer */
97: #define RS_DMA_IDLE 0x2000 /* DMA is idle */
98: #define RS_ERROR 0xf0000 /* had an error */
99:
100: /* Ethernet MAC control registers */
101: #define BCE_RX_CTL 0x0400 /* receive config */
102: /* config bits */
103: #define ERC_DB 0x00000001 /* disable broadcast */
104: #define ERC_AM 0x00000002 /* rx all multicast */
105: #define ERC_PE 0x00000008 /* promiscuous enable */
106:
107: #define BCE_RX_MAX 0x0404 /* max packet length */
108: #define BCE_TX_MAX 0x0408
109: #define BCE_MI_CTL 0x0410
110: #define BCE_MI_COMM 0x0414
111: #define BCE_MI_STS 0x041C
112: /* mii status bits */
113: #define BCE_MIINTR 0x00000001 /* mii mdio interrupt */
114:
115: #define BCE_FILT_LOW 0x0420 /* mac low 4 bytes */
116: #define BCE_FILT_HI 0x0424 /* mac hi 2 bytes */
117: #define BCE_FILT_CTL 0x0428 /* packet filter ctrl */
118: #define BCE_ENET_CTL 0x042C
119: /* bits for mac control */
120: #define EC_EE 0x00000001 /* emac enable */
121: #define EC_ED 0x00000002 /* disable emac */
122: #define EC_ES 0x00000004 /* soft reset emac */
123: #define EC_EP 0x00000008 /* external phy */
124: #define BCE_TX_CTL 0x0430
125: /* bits for transmit control */
126: #define EXC_FD 0x00000001 /* full duplex */
127: #define BCE_TX_WATER 0x0434 /* tx watermark */
128:
129: /* statistics counters */
130: #define BCE_RX_PKTS 0x058C
131:
132: /* SiliconBackplane registers */
133: #define BCE_SBIMSTATE 0x0f90
134: #define BCE_SBTMSTATELOW 0x0f98
135: #define BCE_SBTMSTATEHI 0x0f9C
136: #define SBTML_RESET 0x1 /* reset */
137: #define SBTML_REJ 0x2 /* reject */
138: #define SBTML_CLK 0x10000 /* clock enable */
139: #define SBTML_FGC 0x20000 /* force gated clocks on */
140:
141: /* MI communication register */
142: #define BCE_MICOMM_DATA 0x0000FFFF
143:
144: #define BCE_MIREG(x) ((x & 0x1F) << 18)
145: #define BCE_MIPHY(x) ((x & 0x1F) << 23)
146:
147: /* SPROM constants */
148: #define BCE_SPROM_BASE 0x1000
149: #define BCE_PHY (BCE_SPROM_BASE + 0x5A) /* MII Address */
150: #define BCE_ENET0 (BCE_SPROM_BASE + 0x4F)
151: #define BCE_ENET1 (BCE_SPROM_BASE + 0x4E)
152: #define BCE_ENET2 (BCE_SPROM_BASE + 0x51)
153: #define BCE_ENET3 (BCE_SPROM_BASE + 0x50)
154: #define BCE_ENET4 (BCE_SPROM_BASE + 0x53)
155: #define BCE_ENET5 (BCE_SPROM_BASE + 0x52)
156:
157: #define SBIM_INBAND_ERROR 0x20000
158: #define SBIM_TIMEOUT 0x40000
159: #define SBIM_ERRORBITS (SBIM_INBAND_ERROR|SBIM_TIMEOUT)
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