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1 | #ifndef PRISM54USB_H |
2 | #define PRISM54USB_H | |
3 | ||
4 | /* | |
5 | * Defines for USB based mac80211 Prism54 driver | |
6 | * | |
7 | * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net> | |
8 | * | |
9 | * Based on the islsm (softmac prism54) driver, which is: | |
10 | * Copyright 2004-2006 Jean-Baptiste Note <jbnote@gmail.com>, et al. | |
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 version 2 as | |
14 | * published by the Free Software Foundation. | |
15 | */ | |
16 | ||
17 | /* for isl3886 register definitions used on ver 1 devices */ | |
18 | #include "p54pci.h" | |
19 | #include "net2280.h" | |
20 | ||
21 | /* pci */ | |
22 | #define NET2280_BASE 0x10000000 | |
23 | #define NET2280_BASE2 0x20000000 | |
24 | ||
25 | /* gpio */ | |
26 | #define P54U_BRG_POWER_UP (1 << GPIO0_DATA) | |
27 | #define P54U_BRG_POWER_DOWN (1 << GPIO1_DATA) | |
28 | ||
29 | /* devinit */ | |
30 | #define NET2280_CLK_4Mhz (15 << LOCAL_CLOCK_FREQUENCY) | |
31 | #define NET2280_CLK_30Mhz (2 << LOCAL_CLOCK_FREQUENCY) | |
32 | #define NET2280_CLK_60Mhz (1 << LOCAL_CLOCK_FREQUENCY) | |
33 | #define NET2280_CLK_STOP (0 << LOCAL_CLOCK_FREQUENCY) | |
34 | #define NET2280_PCI_ENABLE (1 << PCI_ENABLE) | |
35 | #define NET2280_PCI_SOFT_RESET (1 << PCI_SOFT_RESET) | |
36 | ||
37 | /* endpoints */ | |
38 | #define NET2280_CLEAR_NAK_OUT_PACKETS_MODE (1 << CLEAR_NAK_OUT_PACKETS_MODE) | |
39 | #define NET2280_FIFO_FLUSH (1 << FIFO_FLUSH) | |
40 | ||
41 | /* irq */ | |
42 | #define NET2280_USB_INTERRUPT_ENABLE (1 << USB_INTERRUPT_ENABLE) | |
43 | #define NET2280_PCI_INTA_INTERRUPT (1 << PCI_INTA_INTERRUPT) | |
44 | #define NET2280_PCI_INTA_INTERRUPT_ENABLE (1 << PCI_INTA_INTERRUPT_ENABLE) | |
45 | ||
46 | /* registers */ | |
47 | #define NET2280_DEVINIT 0x00 | |
48 | #define NET2280_USBIRQENB1 0x24 | |
49 | #define NET2280_IRQSTAT1 0x2c | |
50 | #define NET2280_FIFOCTL 0x38 | |
51 | #define NET2280_GPIOCTL 0x50 | |
52 | #define NET2280_RELNUM 0x88 | |
53 | #define NET2280_EPA_RSP 0x324 | |
54 | #define NET2280_EPA_STAT 0x32c | |
55 | #define NET2280_EPB_STAT 0x34c | |
56 | #define NET2280_EPC_RSP 0x364 | |
57 | #define NET2280_EPC_STAT 0x36c | |
58 | #define NET2280_EPD_STAT 0x38c | |
59 | ||
60 | #define NET2280_EPA_CFG 0x320 | |
61 | #define NET2280_EPB_CFG 0x340 | |
62 | #define NET2280_EPC_CFG 0x360 | |
63 | #define NET2280_EPD_CFG 0x380 | |
64 | #define NET2280_EPE_CFG 0x3A0 | |
65 | #define NET2280_EPF_CFG 0x3C0 | |
66 | #define P54U_DEV_BASE 0x40000000 | |
67 | ||
68 | struct net2280_tx_hdr { | |
69 | __le32 device_addr; | |
70 | __le16 len; | |
71 | __le16 follower; /* ? */ | |
72 | u8 padding[8]; | |
73 | } __attribute__((packed)); | |
74 | ||
75 | /* Some flags for the isl hardware registers controlling DMA inside the | |
76 | * chip */ | |
77 | #define ISL38XX_DMA_STATUS_DONE 0x00000001 | |
78 | #define ISL38XX_DMA_STATUS_READY 0x00000002 | |
79 | #define NET2280_EPA_FIFO_PCI_ADDR 0x20000000 | |
80 | #define ISL38XX_DMA_MASTER_CONTROL_TRIGGER 0x00000004 | |
81 | ||
82 | enum net2280_op_type { | |
83 | NET2280_BRG_U32 = 0x001F, | |
84 | NET2280_BRG_CFG_U32 = 0x000F, | |
85 | NET2280_BRG_CFG_U16 = 0x0003, | |
86 | NET2280_DEV_U32 = 0x080F, | |
87 | NET2280_DEV_CFG_U32 = 0x088F, | |
88 | NET2280_DEV_CFG_U16 = 0x0883 | |
89 | }; | |
90 | ||
91 | #define P54U_FW_BLOCK 2048 | |
92 | ||
93 | #define X2_SIGNATURE "x2 " | |
94 | #define X2_SIGNATURE_SIZE 4 | |
95 | ||
96 | struct x2_header { | |
97 | u8 signature[X2_SIGNATURE_SIZE]; | |
98 | __le32 fw_load_addr; | |
99 | __le32 fw_length; | |
100 | __le32 crc; | |
101 | } __attribute__((packed)); | |
102 | ||
103 | /* pipes 3 and 4 are not used by the driver */ | |
104 | #define P54U_PIPE_NUMBER 9 | |
105 | ||
106 | enum p54u_pipe_addr { | |
107 | P54U_PIPE_DATA = 0x01, | |
108 | P54U_PIPE_MGMT = 0x02, | |
109 | P54U_PIPE_3 = 0x03, | |
110 | P54U_PIPE_4 = 0x04, | |
111 | P54U_PIPE_BRG = 0x0d, | |
112 | P54U_PIPE_DEV = 0x0e, | |
113 | P54U_PIPE_INT = 0x0f | |
114 | }; | |
115 | ||
116 | struct p54u_rx_info { | |
117 | struct urb *urb; | |
118 | struct ieee80211_hw *dev; | |
119 | }; | |
120 | ||
121 | struct p54u_priv { | |
122 | struct p54_common common; | |
123 | struct usb_device *udev; | |
124 | enum { | |
125 | P54U_NET2280 = 0, | |
126 | P54U_3887 | |
127 | } hw_type; | |
128 | ||
129 | spinlock_t lock; | |
130 | struct sk_buff_head rx_queue; | |
131 | }; | |
132 | ||
133 | #endif /* PRISM54USB_H */ |