diff options
Diffstat (limited to 'carl9170fw/carlfw/include/usb.h')
| -rw-r--r-- | carl9170fw/carlfw/include/usb.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/carl9170fw/carlfw/include/usb.h b/carl9170fw/carlfw/include/usb.h new file mode 100644 index 0000000..cea1d4d --- /dev/null +++ b/carl9170fw/carlfw/include/usb.h @@ -0,0 +1,191 @@ +/* + * carl9170 firmware - used by the ar9170 wireless device + * + * USB definitions + * + * Copyright (c) 2000-2005 ZyDAS Technology Corporation + * Copyright (c) 2007-2009 Atheros Communications, Inc. + * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> + * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef __CARL9170FW_USB_H +#define __CARL9170FW_USB_H + +#include "config.h" +#include "types.h" +#include "io.h" +#include "hw.h" +#include "ch9.h" + +struct ar9170_usb_config { + struct usb_config_descriptor cfg; + struct usb_interface_descriptor intf; + struct usb_endpoint_descriptor ep[AR9170_USB_NUM_EXTRA_EP]; +} __packed; + +static inline __inline bool usb_detect_highspeed(void) +{ + return !!(getb(AR9170_USB_REG_MAIN_CTRL) & + AR9170_USB_MAIN_CTRL_HIGHSPEED); +} + +static inline __inline bool usb_configured(void) +{ + return !!(getb(AR9170_USB_REG_DEVICE_ADDRESS) & + AR9170_USB_DEVICE_ADDRESS_CONFIGURE); +} + +static inline __inline void usb_enable_remote_wakeup(void) +{ + orb(AR9170_USB_REG_MAIN_CTRL, AR9170_USB_MAIN_CTRL_REMOTE_WAKEUP); +} + +static inline __inline void usb_disable_remote_wakeup(void) +{ + andb(AR9170_USB_REG_MAIN_CTRL, ~AR9170_USB_MAIN_CTRL_REMOTE_WAKEUP); +} + +static inline __inline void usb_enable_global_int(void) +{ + orb(AR9170_USB_REG_MAIN_CTRL, AR9170_USB_MAIN_CTRL_ENABLE_GLOBAL_INT); +} + +static inline __inline void usb_trigger_out(void) +{ + andb(AR9170_USB_REG_INTR_MASK_BYTE_4, + (uint8_t) ~AR9170_USB_INTR_DISABLE_OUT_INT); +} + +static inline __inline void usb_reset_out(void) +{ + orb(AR9170_USB_REG_INTR_MASK_BYTE_4, AR9170_USB_INTR_DISABLE_OUT_INT); +} + +static inline __inline void usb_trigger_in(void) +{ + andb(AR9170_USB_REG_INTR_MASK_BYTE_6, ~AR9170_USB_INTR_DISABLE_IN_INT); +} + +static inline __inline void usb_reset_in(void) +{ + orb(AR9170_USB_REG_INTR_MASK_BYTE_6, AR9170_USB_INTR_DISABLE_IN_INT); +} + +static inline __inline void usb_ep3_xfer_done(void) +{ + orb(AR9170_USB_REG_EP3_BYTE_COUNT_HIGH, 0x08); +} + +static inline __inline void usb_suspend_ack(void) +{ + /* + * uP must do-over everything it should handle + * and do before into the suspend mode + */ + andb(AR9170_USB_REG_INTR_SOURCE_7, ~BIT(2)); +} + +static inline __inline void usb_resume_ack(void) +{ + /* + * uP must do-over everything it should handle + * and do before into the suspend mode + */ + + andb(AR9170_USB_REG_INTR_SOURCE_7, ~BIT(3)); +} + +static inline __inline void usb_reset_ack(void) +{ + andb(AR9170_USB_REG_INTR_SOURCE_7, ~BIT(1)); +} + +static inline __inline void usb_data_out0Byte(void) +{ + andb(AR9170_USB_REG_INTR_SOURCE_7, (uint8_t) ~BIT(7)); +} + +static inline __inline void usb_data_in0Byte(void) +{ + andb(AR9170_USB_REG_INTR_SOURCE_7, ~BIT(6)); +} + +static inline __inline void usb_stop_down_queue(void) +{ + andl(AR9170_USB_REG_DMA_CTL, ~AR9170_USB_DMA_CTL_ENABLE_TO_DEVICE); +} + +static inline __inline void usb_start_down_queue(void) +{ + orl(AR9170_USB_REG_DMA_CTL, AR9170_USB_DMA_CTL_ENABLE_TO_DEVICE); +} + +static inline __inline void usb_clear_input_ep_toggle(unsigned int ep) +{ + andl(AR9170_USB_REG_EP_IN_MAX_SIZE_HIGH + (ep << 1), + ~AR9170_USB_EP_IN_TOGGLE); +} + +static inline __inline void usb_set_input_ep_toggle(unsigned int ep) +{ + orl(AR9170_USB_REG_EP_IN_MAX_SIZE_HIGH + (ep << 1), + AR9170_USB_EP_IN_TOGGLE); +} + +static inline __inline void usb_clear_output_ep_toggle(unsigned int ep) +{ + andl(AR9170_USB_REG_EP_OUT_MAX_SIZE_HIGH + (ep << 1), + ~AR9170_USB_EP_OUT_TOGGLE); +} + +static inline __inline void usb_set_output_ep_toggle(unsigned int ep) +{ + orl(AR9170_USB_REG_EP_OUT_MAX_SIZE_HIGH + (ep << 1), + AR9170_USB_EP_OUT_TOGGLE); +} + +static inline void usb_structure_check(void) +{ + BUILD_BUG_ON(sizeof(struct usb_config_descriptor) != USB_DT_CONFIG_SIZE); + BUILD_BUG_ON(sizeof(struct usb_device_descriptor) != USB_DT_DEVICE_SIZE); + BUILD_BUG_ON(sizeof(struct usb_endpoint_descriptor) != USB_DT_ENDPOINT_SIZE); + BUILD_BUG_ON(sizeof(struct usb_interface_descriptor) != USB_DT_INTERFACE_SIZE); +} + +void __noreturn jump_to_bootcode(void); + +void send_cmd_to_host(const uint8_t len, const uint8_t type, + const uint8_t ext, const uint8_t *body); + +void usb_init(void); +void usb_ep0rx(void); +void usb_ep0tx(void); +void usb_ep0setup(void); +void handle_usb(void); + +void usb_timer(void); +void usb_putc(const char c); +void usb_print_hex_dump(const void *buf, int len); + +void usb_init_highspeed_fifo_cfg(void); +void usb_init_fullspeed_fifo_cfg(void); + +void __noreturn start(void); +void __noreturn reboot(void); + +#endif /* __CARL9170FW_USB_H */ |