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159 lines
3.7 KiB
159 lines
3.7 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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#ifndef P54USB_H |
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#define P54USB_H |
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/* |
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* Defines for USB based mac80211 Prism54 driver |
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* |
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* Copyright (c) 2006, Michael Wu <[email protected]> |
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* |
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* Based on the islsm (softmac prism54) driver, which is: |
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* Copyright 2004-2006 Jean-Baptiste Note <[email protected]>, et al. |
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*/ |
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/* for isl3886 register definitions used on ver 1 devices */ |
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#include "p54pci.h" |
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#include <linux/usb/net2280.h> |
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/* pci */ |
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#define NET2280_BASE 0x10000000 |
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#define NET2280_BASE2 0x20000000 |
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/* gpio */ |
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#define P54U_BRG_POWER_UP (1 << GPIO0_DATA) |
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#define P54U_BRG_POWER_DOWN (1 << GPIO1_DATA) |
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/* devinit */ |
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#define NET2280_CLK_4Mhz (15 << LOCAL_CLOCK_FREQUENCY) |
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#define NET2280_CLK_30Mhz (2 << LOCAL_CLOCK_FREQUENCY) |
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#define NET2280_CLK_60Mhz (1 << LOCAL_CLOCK_FREQUENCY) |
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#define NET2280_CLK_STOP (0 << LOCAL_CLOCK_FREQUENCY) |
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#define NET2280_PCI_ENABLE (1 << PCI_ENABLE) |
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#define NET2280_PCI_SOFT_RESET (1 << PCI_SOFT_RESET) |
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/* endpoints */ |
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#define NET2280_CLEAR_NAK_OUT_PACKETS_MODE (1 << CLEAR_NAK_OUT_PACKETS_MODE) |
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#define NET2280_FIFO_FLUSH (1 << FIFO_FLUSH) |
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/* irq */ |
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#define NET2280_USB_INTERRUPT_ENABLE (1 << USB_INTERRUPT_ENABLE) |
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#define NET2280_PCI_INTA_INTERRUPT (1 << PCI_INTA_INTERRUPT) |
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#define NET2280_PCI_INTA_INTERRUPT_ENABLE (1 << PCI_INTA_INTERRUPT_ENABLE) |
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/* registers */ |
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#define NET2280_DEVINIT 0x00 |
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#define NET2280_USBIRQENB1 0x24 |
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#define NET2280_IRQSTAT1 0x2c |
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#define NET2280_FIFOCTL 0x38 |
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#define NET2280_GPIOCTL 0x50 |
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#define NET2280_RELNUM 0x88 |
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#define NET2280_EPA_RSP 0x324 |
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#define NET2280_EPA_STAT 0x32c |
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#define NET2280_EPB_STAT 0x34c |
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#define NET2280_EPC_RSP 0x364 |
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#define NET2280_EPC_STAT 0x36c |
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#define NET2280_EPD_STAT 0x38c |
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#define NET2280_EPA_CFG 0x320 |
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#define NET2280_EPB_CFG 0x340 |
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#define NET2280_EPC_CFG 0x360 |
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#define NET2280_EPD_CFG 0x380 |
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#define NET2280_EPE_CFG 0x3A0 |
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#define NET2280_EPF_CFG 0x3C0 |
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#define P54U_DEV_BASE 0x40000000 |
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struct net2280_tx_hdr { |
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__le32 device_addr; |
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__le16 len; |
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__le16 follower; /* ? */ |
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u8 padding[8]; |
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} __packed; |
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struct lm87_tx_hdr { |
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__le32 device_addr; |
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__le32 chksum; |
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} __packed; |
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/* Some flags for the isl hardware registers controlling DMA inside the |
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* chip */ |
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#define ISL38XX_DMA_STATUS_DONE 0x00000001 |
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#define ISL38XX_DMA_STATUS_READY 0x00000002 |
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#define NET2280_EPA_FIFO_PCI_ADDR 0x20000000 |
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#define ISL38XX_DMA_MASTER_CONTROL_TRIGGER 0x00000004 |
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enum net2280_op_type { |
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NET2280_BRG_U32 = 0x001F, |
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NET2280_BRG_CFG_U32 = 0x000F, |
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NET2280_BRG_CFG_U16 = 0x0003, |
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NET2280_DEV_U32 = 0x080F, |
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NET2280_DEV_CFG_U32 = 0x088F, |
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NET2280_DEV_CFG_U16 = 0x0883 |
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}; |
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struct net2280_reg_write { |
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__le16 port; |
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__le32 addr; |
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__le32 val; |
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} __packed; |
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struct net2280_reg_read { |
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__le16 port; |
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__le32 addr; |
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} __packed; |
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#define P54U_FW_BLOCK 2048 |
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#define X2_SIGNATURE "x2 " |
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#define X2_SIGNATURE_SIZE 4 |
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struct x2_header { |
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u8 signature[X2_SIGNATURE_SIZE]; |
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__le32 fw_load_addr; |
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__le32 fw_length; |
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__le32 crc; |
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} __packed; |
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/* pipes 3 and 4 are not used by the driver */ |
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#define P54U_PIPE_NUMBER 9 |
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enum p54u_pipe_addr { |
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P54U_PIPE_DATA = 0x01, |
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P54U_PIPE_MGMT = 0x02, |
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P54U_PIPE_3 = 0x03, |
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P54U_PIPE_4 = 0x04, |
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P54U_PIPE_BRG = 0x0d, |
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P54U_PIPE_DEV = 0x0e, |
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P54U_PIPE_INT = 0x0f |
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}; |
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struct p54u_rx_info { |
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struct urb *urb; |
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struct ieee80211_hw *dev; |
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}; |
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enum p54u_hw_type { |
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P54U_INVALID_HW, |
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P54U_NET2280, |
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P54U_3887, |
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/* keep last */ |
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__NUM_P54U_HWTYPES, |
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}; |
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struct p54u_priv { |
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struct p54_common common; |
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struct usb_device *udev; |
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struct usb_interface *intf; |
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int (*upload_fw)(struct ieee80211_hw *dev); |
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enum p54u_hw_type hw_type; |
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spinlock_t lock; |
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struct sk_buff_head rx_queue; |
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struct usb_anchor submitted; |
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const struct firmware *fw; |
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/* asynchronous firmware callback */ |
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struct completion fw_wait_load; |
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}; |
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#endif /* P54USB_H */
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