1#ifndef P54USB_H 2#define P54USB_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 68struct net2280_tx_hdr { 69 __le32 device_addr; 70 __le16 len; 71 __le16 follower; /* ? */ 72 u8 padding[8]; 73} __packed; 74 75struct lm87_tx_hdr { 76 __le32 device_addr; 77 __le32 chksum; 78} __packed; 79 80/* Some flags for the isl hardware registers controlling DMA inside the 81 * chip */ 82#define ISL38XX_DMA_STATUS_DONE 0x00000001 83#define ISL38XX_DMA_STATUS_READY 0x00000002 84#define NET2280_EPA_FIFO_PCI_ADDR 0x20000000 85#define ISL38XX_DMA_MASTER_CONTROL_TRIGGER 0x00000004 86 87enum net2280_op_type { 88 NET2280_BRG_U32 = 0x001F, 89 NET2280_BRG_CFG_U32 = 0x000F, 90 NET2280_BRG_CFG_U16 = 0x0003, 91 NET2280_DEV_U32 = 0x080F, 92 NET2280_DEV_CFG_U32 = 0x088F, 93 NET2280_DEV_CFG_U16 = 0x0883 94}; 95 96#define P54U_FW_BLOCK 2048 97 98#define X2_SIGNATURE "x2 " 99#define X2_SIGNATURE_SIZE 4 100 101struct x2_header { 102 u8 signature[X2_SIGNATURE_SIZE]; 103 __le32 fw_load_addr; 104 __le32 fw_length; 105 __le32 crc; 106} __packed; 107 108/* pipes 3 and 4 are not used by the driver */ 109#define P54U_PIPE_NUMBER 9 110 111enum p54u_pipe_addr { 112 P54U_PIPE_DATA = 0x01, 113 P54U_PIPE_MGMT = 0x02, 114 P54U_PIPE_3 = 0x03, 115 P54U_PIPE_4 = 0x04, 116 P54U_PIPE_BRG = 0x0d, 117 P54U_PIPE_DEV = 0x0e, 118 P54U_PIPE_INT = 0x0f 119}; 120 121struct p54u_rx_info { 122 struct urb *urb; 123 struct ieee80211_hw *dev; 124}; 125 126enum p54u_hw_type { 127 P54U_INVALID_HW, 128 P54U_NET2280, 129 P54U_3887, 130 131 /* keep last */ 132 __NUM_P54U_HWTYPES, 133}; 134 135struct p54u_priv { 136 struct p54_common common; 137 struct usb_device *udev; 138 struct usb_interface *intf; 139 int (*upload_fw)(struct ieee80211_hw *dev); 140 141 enum p54u_hw_type hw_type; 142 spinlock_t lock; 143 struct sk_buff_head rx_queue; 144 struct usb_anchor submitted; 145 const struct firmware *fw; 146}; 147 148#endif /* P54USB_H */ 149