1 /*
2 	Copyright (C) 2009 Ivo van Doorn <IvDoorn@gmail.com>
3 	Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com>
4 	Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
5 	Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com>
6 	Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de>
7 	Copyright (C) 2009 Mark Asselstine <asselsm@gmail.com>
8 	Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com>
9 	Copyright (C) 2009 Bart Zolnierkiewicz <bzolnier@gmail.com>
10 	<http://rt2x00.serialmonkey.com>
11 
12 	This program is free software; you can redistribute it and/or modify
13 	it under the terms of the GNU General Public License as published by
14 	the Free Software Foundation; either version 2 of the License, or
15 	(at your option) any later version.
16 
17 	This program is distributed in the hope that it will be useful,
18 	but WITHOUT ANY WARRANTY; without even the implied warranty of
19 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 	GNU General Public License for more details.
21 
22 	You should have received a copy of the GNU General Public License
23 	along with this program; if not, write to the
24 	Free Software Foundation, Inc.,
25 	59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
26  */
27 
28 /*
29 	Module: rt2800pci
30 	Abstract: Data structures and registers for the rt2800pci module.
31 	Supported chipsets: RT2800E & RT2800ED.
32  */
33 
34 #ifndef RT2800PCI_H
35 #define RT2800PCI_H
36 
37 /*
38  * Queue register offset macros
39  */
40 #define TX_QUEUE_REG_OFFSET		0x10
41 #define TX_BASE_PTR(__x)		(TX_BASE_PTR0 + ((__x) * TX_QUEUE_REG_OFFSET))
42 #define TX_MAX_CNT(__x)			(TX_MAX_CNT0 + ((__x) * TX_QUEUE_REG_OFFSET))
43 #define TX_CTX_IDX(__x)			(TX_CTX_IDX0 + ((__x) * TX_QUEUE_REG_OFFSET))
44 #define TX_DTX_IDX(__x)			(TX_DTX_IDX0 + ((__x) * TX_QUEUE_REG_OFFSET))
45 
46 /*
47  * 8051 firmware image.
48  */
49 #define FIRMWARE_RT2860			"rt2860.bin"
50 #define FIRMWARE_IMAGE_BASE		0x2000
51 
52 /*
53  * DMA descriptor defines.
54  */
55 #define TXD_DESC_SIZE			(4 * sizeof(__le32))
56 #define RXD_DESC_SIZE			(4 * sizeof(__le32))
57 
58 /*
59  * TX descriptor format for TX, PRIO and Beacon Ring.
60  */
61 
62 /*
63  * Word0
64  */
65 #define TXD_W0_SD_PTR0			FIELD32(0xffffffff)
66 
67 /*
68  * Word1
69  */
70 #define TXD_W1_SD_LEN1			FIELD32(0x00003fff)
71 #define TXD_W1_LAST_SEC1		FIELD32(0x00004000)
72 #define TXD_W1_BURST			FIELD32(0x00008000)
73 #define TXD_W1_SD_LEN0			FIELD32(0x3fff0000)
74 #define TXD_W1_LAST_SEC0		FIELD32(0x40000000)
75 #define TXD_W1_DMA_DONE			FIELD32(0x80000000)
76 
77 /*
78  * Word2
79  */
80 #define TXD_W2_SD_PTR1			FIELD32(0xffffffff)
81 
82 /*
83  * Word3
84  * WIV: Wireless Info Valid. 1: Driver filled WI, 0: DMA needs to copy WI
85  * QSEL: Select on-chip FIFO ID for 2nd-stage output scheduler.
86  *       0:MGMT, 1:HCCA 2:EDCA
87  */
88 #define TXD_W3_WIV			FIELD32(0x01000000)
89 #define TXD_W3_QSEL			FIELD32(0x06000000)
90 #define TXD_W3_TCO			FIELD32(0x20000000)
91 #define TXD_W3_UCO			FIELD32(0x40000000)
92 #define TXD_W3_ICO			FIELD32(0x80000000)
93 
94 /*
95  * RX descriptor format for RX Ring.
96  */
97 
98 /*
99  * Word0
100  */
101 #define RXD_W0_SDP0			FIELD32(0xffffffff)
102 
103 /*
104  * Word1
105  */
106 #define RXD_W1_SDL1			FIELD32(0x00003fff)
107 #define RXD_W1_SDL0			FIELD32(0x3fff0000)
108 #define RXD_W1_LS0			FIELD32(0x40000000)
109 #define RXD_W1_DMA_DONE			FIELD32(0x80000000)
110 
111 /*
112  * Word2
113  */
114 #define RXD_W2_SDP1			FIELD32(0xffffffff)
115 
116 /*
117  * Word3
118  * AMSDU: RX with 802.3 header, not 802.11 header.
119  * DECRYPTED: This frame is being decrypted.
120  */
121 #define RXD_W3_BA			FIELD32(0x00000001)
122 #define RXD_W3_DATA			FIELD32(0x00000002)
123 #define RXD_W3_NULLDATA			FIELD32(0x00000004)
124 #define RXD_W3_FRAG			FIELD32(0x00000008)
125 #define RXD_W3_UNICAST_TO_ME		FIELD32(0x00000010)
126 #define RXD_W3_MULTICAST		FIELD32(0x00000020)
127 #define RXD_W3_BROADCAST		FIELD32(0x00000040)
128 #define RXD_W3_MY_BSS			FIELD32(0x00000080)
129 #define RXD_W3_CRC_ERROR		FIELD32(0x00000100)
130 #define RXD_W3_CIPHER_ERROR		FIELD32(0x00000600)
131 #define RXD_W3_AMSDU			FIELD32(0x00000800)
132 #define RXD_W3_HTC			FIELD32(0x00001000)
133 #define RXD_W3_RSSI			FIELD32(0x00002000)
134 #define RXD_W3_L2PAD			FIELD32(0x00004000)
135 #define RXD_W3_AMPDU			FIELD32(0x00008000)
136 #define RXD_W3_DECRYPTED		FIELD32(0x00010000)
137 #define RXD_W3_PLCP_SIGNAL		FIELD32(0x00020000)
138 #define RXD_W3_PLCP_RSSI		FIELD32(0x00040000)
139 
140 #endif /* RT2800PCI_H */
141