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Commit Graph

20 Commits

Author SHA1 Message Date
Stefan Schmidt
a48c6dcb30 usb/dfu.h: Include usb.h to avoid gcc warning
With warnings treated as errors I get this:
In file included from flash.c:19:0:
usb/dfu.h:107:35: error: 'struct setup_request' declared inside parameter list
usb/dfu.h:107:35: error: its scope is only this definition or declaration, which
 is probably not what you want
make: *** [flash.o] Error 1

Struct setup_request is declared in usb.h so include it.

Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
2011-06-17 12:01:38 -03:00
Werner Almesberger
376236949b atusb/fw/usb/: we were busy-looping on TXINI. Mask the interrupt when idle.
- usb/usb.h (usb_ep_change), usb/atu2.c (usb_ep_change): new function
  called by the USB stack to notify the hardware-specific driver of
  an endpoint state change (EP_TX or EP_RX)
- usb/usb.c (usb_io): call usb_ep_change
- usb/atu2.c (handle_ep): mask TXINI if we have nothing to send
2011-06-11 14:17:44 -03:00
Werner Almesberger
d03beb2257 atusb/fw/: changed USB stack to use interrupts instead of polling
Note: this change surprisingly _increases_ the DFU wait in the boot
loader. Not yet sure why.

- boot.c (main): move the interrupt vectors to the boot loader
  section
- atusb.c (main): move the interrupt vectors to the application
  section
- boot.c (main): enable global interrupts while looping (disable
  them before jumping to the application)
- board_app.c (__timer_read, timer_read): removed wrapped since
  we're now always called with interrupts disabled
- usb/atu2.c (ep_init): enable endpoint interrupts
- usb/atu2.c (usb_init): enable device interrupts
- usb/atu2.c (usb_poll, USB_GEN_vect, USB_COM_vect): moved poll
  loop code into separate handlers for device and endpoint
  interrupts
- boot.c (main), atusb.c (main): removed call to usb_poll
2011-06-11 11:06:18 -03:00
Werner Almesberger
f9681e5b4f atusb/fw/usb/atu2.c: use implicit race-free "and" when writing to UDINT/UEINTX
The old code could accidently acknowledge interrupts that appeared
between the read and the write in UxINTx &= mask.

- atu2.c (handle_ep): writing to UEINTX implies a race-free "and"
- atu2.c (usb_poll): writing to UDINT implies a race-free "and"
2011-06-11 08:16:23 -03:00
Werner Almesberger
5f50611735 atusb/fw/usb/: DFU_ITF_DESCR also needs a protocol argument
- dfu.h (enum dfu_itf_proto): bInterfaceProtocol values for DFU
  functional descriptor
- dfu.h (DFU_ITF_DESCR): added protocol argument
- dfu.c (config_descriptor): pass protocol to DFU_ITF_DESCR
2011-06-10 23:15:51 -03:00
Werner Almesberger
2544004a86 atusb/fw/: moved common elements of DFU processing to dfu_common.c
- dfu.c (functional_descriptor, dfu, my_descr), dfu.h (dfu_my_descr):
  moved to dfu_common.c
- dfu.c (my_setup), dfu.h (dfu_setup_common), dfu_common.c
  (dfu_setup_common): moved handling of DFU_GETSTATUS, DFU_CLRSTATUS,
  and DFU_GETSTATE from my_setup to dfu_setup_common
- dfu_common.c (my_descr), dfu.c (dfu_init): renamed my_descr to
  dfu_my_descr
- Makefile (BOOT_OBJS): added dfu_common.o
2011-06-10 22:04:12 -03:00
Werner Almesberger
bbe27fc357 atusb/fw: revert most of the user_setups change and use simple callback instead
This allows us to do other things as well, e.g., change state.

- ep0.c (ep0_init), usb/dfu.c (dfu_init): use user_setup
- usb/atu2.c (usb_poll): no need to reset user_setup - the user's
  reset function can do that
- usb/usb.h (user_setups), usb/usb.c (handle_setup): removed
  user_setups
- usb/usb.h (user_set_interface), usb/usb.c (user_set_interface,
  handle_setup): callback for SET_INTERFACE
2011-06-10 21:50:42 -03:00
Werner Almesberger
7a2c785e29 atusb/fw/usb/dfu.h: define DFU interface descriptor, for later sharing
- dfu.h (DFU_ITF_DESCR): define DFU interface descriptor
- dfu.c (config_descriptor): use DFU_ITF_DESCR instead of open-coding
  the descriptor
2011-06-10 19:33:24 -03:00
Werner Almesberger
3cc92cc4a6 atusb/fw/: define USB bus current (40 mA) in board.h based on measured value
The measured values are:

board idle, looping	  9 mA
LED on			+ 5 mA
TX CW (+3 dBm)		+14 mA
			------
			 28 mA
			======

Adding a margin of 12 mA, we get 40 mA. DFU used 30 mA so far, the
application 50 mA.

- board.h (BOARD_MAX_mA): define maximum USB bus current
- descr.c (config_descriptor), usb/dfu.c (config_descriptor):
  use BOARD_MAX_mA for bMaxPower instead of hard-coding values
2011-06-10 19:33:24 -03:00
Werner Almesberger
89d13ce8f8 atusb/fw/: SET_INTERFACE can now select among interfaces (changes user_setup)
- ep0.c (ep0_init), usb/dfu.c (dfu_init): set user_setups[0] instead
  of user_setup
- usb/atu2.c (usb_poll): reset user_setup on bus reset
- usb/usb.h (user_setups), usb/usb.c (user_setups): array of
  interface-specific setup functions
- usb/usb.c (handle_setup): in SET_INTERFACE, select setup function
  from user_setups according to interface
- usb/usb.c (handle_setup): if user_setup is not set (e.g., the
  optional SET_INTERFACE was never issued), fall back to user_setups[0]
2011-06-10 17:12:57 -03:00
Werner Almesberger
85f60de9d5 atusb/fw: use the unique serial number of the ATmega8/16/32U2 for iSerialNumber
- usb/usb.h (USB_LANGID_ENGLISH_US): added USB LANGID for US-English
- board.h (board_sernum), board.c (board_sernum, hex, get_sernum,
  board_init): provide the board's serial number in "board_sernum"
  (UTF-encoded)
- sernum.h (sernum_get_descr), sernum.c (sernum_get_descr): return
  string descriptors for the serial number
- descr.c (device_descriptor), usb/dfu.c (device_descriptor):
  set iSerialNumber if serial number is available
- atusb.c (main), usb/dfu.c (my_descr): call sernum_get_descr for
  unknown descriptors
- Makefile (OBJS, BOOT_OBJS): added sernum.o
2011-05-10 17:23:08 -03:00
Werner Almesberger
fc1a334bf6 atusb/fw/usb/dfu.c (dfu): lowered bwPollTimeout from 1 s to 100 ms and explained why 2011-05-10 08:32:12 -03:00
Werner Almesberger
eeb3af6a03 atusb/fw: fixed USB bus reset handling by software
- usb/atu2.c (ep_init): moved before usb_poll
- usb/atu2.c (usb_poll): register bit was used as mask, not as shift
- usb/atu2.c (usb_poll): call ep_init on USB bus reset
- usb/atu2.c (usb_reset): don't make USB bus reset force a hardware reset
- Makefile (.PHONY, dfu): new target to upload the application with DFU
2011-05-09 21:13:41 -03:00
Werner Almesberger
d233c04c86 atusb/fw: implemented USB bus reset (to host) and polling of reset from host
- usb/usb.h, usb/atu2.c (usb_reset): reset the USB bus by detaching and
  re-attaching the device
- boot.c (main): force a USB reset before running the payload
- usb/atu2.c (usb_poll): test for USB reset from the host (in progress)
- usb/dfu.c (my_reset, dfu_init): register user USB reset handler
2011-03-11 17:56:41 -03:00
Werner Almesberger
e5571a26c3 atusb/fw/usb/atu2.c (handle_ep): cancel RX/TX if we receive a SETUP 2011-03-11 17:56:41 -03:00
Werner Almesberger
c265151d2b atusb/fw: introduced function flash_end_write to properly finish flashing
- dfu.h (flash_end_write), flash.c (flash_end_write): write any incomplete
  buffer
- flash.c (flash_write, flash_end_write): call boot_rww_enable only at the
  very end, it won't erase our buffer in mid-page
- usb/dfu.c (my_setup): call flash_end_write at the end of a download
2011-03-11 17:56:41 -03:00
Werner Almesberger
f91738c306 atusb/fw/usb/: adapted DFU engine to current stack and abstracted Flash ops
- dfu.c: updated includes
- dfu.c (device_descriptor): renamed USB IDs from USB_VENDOR/PRODUCT to
  DFU_USB_VENDOR/PRODUCT to allow differentiation
- dfu.c: changed all __bit to "int"
- dfu.c: removed all __xdata and __reentrant
- dfu.c: changed "ep0" to "eps[0]"
- dfu.c (payload, flash_erase_page, flash_write_byte, block_write,
  block_receive, block_transmit, my_setup): abstracted Flash interface
  and removed target-specific operations
- dfu.h: added prototypes for target-specific Flash operations
- dfu,c (my_setup, my_descr): removed SDCC-specific hacks
- dfu.c (my_reset): commented out - did we actually use this ?
2011-03-08 19:10:58 -03:00
Werner Almesberger
fb2204ad84 usb/: added DFU implementation from f386base/fw/boot/ (unported) 2011-03-08 19:05:26 -03:00
Werner Almesberger
0293911fed atusb/fw/usb/: corrected type of user-provided descriptor
- usb.h, usb.c (user_get_descriptor): "reply" is simply "const uint8_t *",
  not "const uint8_t * const *"
2011-03-08 18:56:52 -03:00
Werner Almesberger
78cfc8ffeb moved atusb/fw3/ to atusb/fw/ 2011-02-22 00:24:07 -03:00