mirror of
git://projects.qi-hardware.com/ben-wpan.git
synced 2024-11-29 13:11:54 +02:00
atusb/fw2: firmware for the AVR-based atusb (in progress)
- ./: basic framework to build a firmware that can enumerate - usb/patches/: patches to make FreakUSB 0.7 compile cleanly and to make it work in our context
This commit is contained in:
parent
bb2894f293
commit
259400fdb8
53
atusb/fw2/Makefile
Normal file
53
atusb/fw2/Makefile
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@ -0,0 +1,53 @@
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NAME = atusb
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CFLAGS = -g -Wall -Wextra -Wshadow -Werror -Wno-unused \
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-Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes
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CHIP=atmega32u2
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CHIP_AVRDUDE=at90usb162 # @@@ fix this when support for the ATmega32U2 becomes
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# available
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AVR_PREFIX = $(BIN_PATH) avr-
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CC = $(AVR_PREFIX)gcc
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OBJCOPY = $(AVR_PREFIX)objcopy
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#OBJDUMP = $(AVR_PREFIX)objdump
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FreakUSB = usb
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USB_OBJS = $(FreakUSB)/usb/usb.o $(FreakUSB)/usb/ctrl.o \
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$(FreakUSB)/usb/usb_buf.o \
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$(FreakUSB)/hw/at90usbxx2/ep.o $(FreakUSB)/hw/at90usbxx2/hw.o \
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$(FreakUSB)/hw/at90usbxx2/isr.o
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OBJS = atusb.o descr.o $(USB_OBJS)
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CFLAGS += -I../fw/include \
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-I$(FreakUSB)/usb -I$(FreakUSB)/hw/at90usbxx2 \
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-DNUM_EPS=1
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.PHONY: all clean upload prog
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all: $(NAME).bin
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%.o: %.c
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$(CC) $(CFLAGS) -mmcu=$(CHIP) -Os -c $<
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$(NAME).elf: $(OBJS)
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$(CC) $(CFLAGS) -mmcu=$(CHIP) -o $@ $(notdir $(OBJS))
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%.bin: %.elf
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$(OBJCOPY) -j .text -j .data -O binary $< $@
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clean:
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rm -f $(NAME).bin $(NAME).elf $(notdir $(OBJS))
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upload: $(NAME).bin
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scp $(NAME).bin jlime:
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prog:
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ssh jlime avrdude -F -p $(CHIP_AVRDUDE) -c nanonote_atusb -e \
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-U flash:w:$(NAME).bin:r \
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-U lfuse:w:0x60:m # external clock, slow start-up
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on:
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ssh jlime poke 0x10010318 4
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off:
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ssh jlime poke 0x10010314 4
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10
atusb/fw2/README
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10
atusb/fw2/README
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@ -0,0 +1,10 @@
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cd usb
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wget http://freaklabs.org/freakusb/FreakUSB%20v0.70.zip
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unzip -a FreakUSB?v0.70.zip
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quilt push -a
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cd ..
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make
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make upload prog
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99
atusb/fw2/atusb.c
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99
atusb/fw2/atusb.c
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@ -0,0 +1,99 @@
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#include <stdint.h>
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#include <avr/io.h>
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#define F_CPU 8000000UL
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#include <util/delay.h>
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#include "freakusb.h"
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#include "io.h"
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#include "at86rf230.h"
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static void spi_begin(void)
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{
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CLR(nSS);
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}
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static uint8_t spi(uint8_t v)
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{
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// while (!(UCSR1A & 1 << UDRE1));
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UDR1 = v;
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while (!(UCSR1A & 1 << RXC1));
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return UDR1;
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}
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static void spi_end(void)
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{
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// while (!(UCSR1A & 1 << TXC1));
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SET(nSS);
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}
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int main(void)
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{
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/* We start with a 1 MHz/8 clock. Disable the prescaler. */
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CLKPR = 1 << CLKPCE;
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CLKPR = 0;
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/* set up all the outputs; default port value is 0 */
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OUT(LED);
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OUT(nRST_RF); /* reset the transceiver */
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OUT(SLP_TR);
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OUT(SCLK);
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OUT(MOSI);
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OUT(nSS);
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/* set up UART-SPI */
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UCSR1C = 1 << UMSEL11 | 1 << UMSEL10;
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/* set MSPI, MSB first, SPI data mode 0 */
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UCSR1B = 1 << RXEN1 | 1 << TXEN1;
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/* enable receiver and transmitter */
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UBRR1 = 0; /* reconfirm the bit rate */
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/* bring the transceiver out of reset */
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/*
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* AT86RF231 data sheet, 12.4.13, reset pulse with: 625 ns (min).
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* We spend a lot more time getting here, so no extra wait is needed.
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*/
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SET(nRST_RF);
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/*
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* 12.4.14: SPI access latency after reset: 625 ns
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*/
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_delay_us(1);
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/* switch CLKM to 8 MHz */
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/*
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* @@@ Note: Atmel advise against changing the external clock in
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* mid-flight. We should therefore switch to the RC clock first, then
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* crank up the external clock, and finally switch back to the external
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* clock. The clock switching procedure is described in the ATmega32U2
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* data sheet in secton 8.2.2.
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*/
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spi_begin();
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spi(AT86RF230_REG_WRITE | REG_TRX_CTRL_0);
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spi(CLKM_CTRL_8MHz);
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spi_end();
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/* now we should be at 8 MHz */
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SET(LED);
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_delay_ms(100);
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CLR(LED);
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usb_init();
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hw_init();
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while (1)
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usb_poll();
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}
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159
atusb/fw2/descr.c
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159
atusb/fw2/descr.c
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/*
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* atspi/descr.c - USB descriptors
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*
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* Written 2008-2011 by Werner Almesberger
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* Copyright 2008-2011 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include "freakusb.h"
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#include <avr/pgmspace.h>
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#if 0
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/* f32xbase/fw/common/usb.h */
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#define USB_DT_DEVICE 1
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#define USB_DT_CONFIG 2
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#define USB_DT_STRING 3
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#define USB_DT_INTERFACE 4
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#define USB_DT_ENDPOINT 5
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#endif
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#define USB_CLASS_VENDOR_SPEC 0xff
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#define USB_ATTR_BUS_POWERED 0x80
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#define USB_DT_DEVICE DEV_DESCR
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#define USB_DT_CONFIG CFG_DESCR
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#define USB_DT_INTERFACE INTF_DESCR
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#define USB_DT_ENDPOINT EP_DESCR
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#define EP0_SIZE MAX_BUF_SZ
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#define EP1_SIZE MAX_BUF_SZ
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#define USB_VENDOR 0x20b7 /* Qi Hardware */
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#define USB_PRODUCT 0x1540 /* ben-wpan atusb */
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#define LE(x) ((uint16_t) (x) & 0xff), ((uint16_t) (x) >> 8)
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/*
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* Device descriptor
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*/
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uint8_t device_descriptor[18] PROGMEM = {
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18, /* bLength */
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USB_DT_DEVICE, /* bDescriptorType */
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LE(0x200), /* bcdUSB */
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USB_CLASS_VENDOR_SPEC, /* bDeviceClass */
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0x00, /* bDeviceSubClass */
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0x00, /* bDeviceProtocol */
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EP0_SIZE, /* bMaxPacketSize */
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LE(USB_VENDOR), /* idVendor */
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LE(USB_PRODUCT), /* idProduct */
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LE(0x0001), /* bcdDevice */
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0, /* iManufacturer */
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0, /* iProduct */
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0, /* iSerialNumber */
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1 /* bNumConfigurations */
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};
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/*
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* Our configuration
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*
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* We're always bus-powered.
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*/
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uint8_t config_descriptor[] PROGMEM = {
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9, /* bLength */
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USB_DT_CONFIG, /* bDescriptorType */
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#if 0
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LE(9+9+7+7), /* wTotalLength */
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#else
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LE(9+9), /* wTotalLength */
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#endif
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1, /* bNumInterfaces */
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1, /* bConfigurationValue (> 0 !) */
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0, /* iConfiguration */
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USB_ATTR_BUS_POWERED, /* bmAttributes */
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50/2, /* bMaxPower (50 mA) */
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/* Interface #0 */
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9, /* bLength */
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USB_DT_INTERFACE, /* bDescriptorType */
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0, /* bInterfaceNumber */
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0, /* bAlternateSetting */
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#if 0
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2, /* bNumEndpoints */
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#else
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0,
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#endif
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USB_CLASS_VENDOR_SPEC, /* bInterfaceClass */
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0, /* bInterfaceSubClass */
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0, /* bInterfaceProtocol */
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0, /* iInterface */
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#if 0
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/* EP OUT */
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7, /* bLength */
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USB_DT_ENDPOINT, /* bDescriptorType */
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0x01, /* bEndPointAddress */
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0x02, /* bmAttributes (bulk) */
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LE(EP1_SIZE), /* wMaxPacketSize */
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0, /* bInterval */
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/* EP IN */
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7, /* bLength */
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USB_DT_ENDPOINT, /* bDescriptorType */
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0x81, /* bEndPointAddress */
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0x02, /* bmAttributes (bulk) */
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LE(EP1_SIZE), /* wMaxPacketSize */
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0, /* bInterval */
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#endif
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};
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#define dev_desc device_descriptor
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#define cfg_desc config_descriptor
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U8 *desc_dev_get()
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{
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return dev_desc;
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}
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U8 desc_dev_get_len()
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{
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return pgm_read_byte(dev_desc);
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}
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U8 *desc_cfg_get()
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{
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return cfg_desc;
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}
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U8 desc_cfg_get_len()
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{
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return pgm_read_byte(cfg_desc + 2);
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}
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U8 *desc_dev_qual_get()
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{
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return NULL;
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}
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U8 desc_dev_qual_get_len()
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{
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return 0;
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}
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U8 *desc_str_get(U8 index)
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{
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return NULL;
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}
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U8 desc_str_get_len(U8 index)
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{
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return 0;
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}
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39
atusb/fw2/io.h
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39
atusb/fw2/io.h
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#ifndef IO_H
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#define IO_H
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#define LED_PORT B
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#define LED_BIT 6
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#define nRST_RF_PORT C
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#define nRST_RF_BIT 7
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#define SLP_TR_PORT B
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#define SLP_TR_BIT 4
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#define SCLK_PORT D
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#define SCLK_BIT 5
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#define MOSI_PORT D
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#define MOSI_BIT 3
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#define MISO_PORT D
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#define MISO_BIT 2
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#define nSS_PORT D
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#define nSS_BIT 1
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#define IRQ_RF_PORT D
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#define IRQ_RF_BIT 0
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#define SET_2(p, b) PORT##p |= 1 << (b)
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#define CLR_2(p, b) PORT##p &= ~(1 << (b))
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#define IN_2(p, b) DDR##p &= ~(1 << (b))
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#define OUT_2(p, b) DDR##p |= 1 << (b)
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#define SET_1(p, b) SET_2(p, b)
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#define CLR_1(p, b) CLR_2(p, b)
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#define IN_1(p, b) IN_2(p, b)
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#define OUT_1(p, b) OUT_2(p, b)
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#define SET(n) SET_1(n##_PORT, n##_BIT)
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#define CLR(n) CLR_1(n##_PORT, n##_BIT)
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#define IN(n) IN_1(n##_PORT, n##_BIT)
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#define OUT(n) OUT_1(n##_PORT, n##_BIT)
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#endif /* !IO_H */
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408
atusb/fw2/usb/patches/cleanup.patch
Normal file
408
atusb/fw2/usb/patches/cleanup.patch
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Index: fw4/hw/at90usbxx2/ep.c
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===================================================================
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--- fw4.orig/hw/at90usbxx2/ep.c 2011-02-08 17:13:41.000000000 -0300
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+++ fw4/hw/at90usbxx2/ep.c 2011-02-08 17:13:46.000000000 -0300
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@@ -56,7 +56,7 @@
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Get the max packet size of the endpoint.
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*/
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/**************************************************************************/
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-U8 ep_size_get()
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+static U8 ep_size_get(void)
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{
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U8 tmp = (UECFG1X &= (7<<EPSIZE0));
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tmp >>= EPSIZE0;
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@@ -68,7 +68,7 @@
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Get the direction of the endpoint.
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*/
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/**************************************************************************/
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-U8 ep_dir_get()
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+static U8 ep_dir_get(void)
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{
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return (UECFG0X & 0x1);
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}
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@@ -78,7 +78,7 @@
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Get the endpoint type: BULK, CONTROL, INTERRUPT, ISOCHRONOUS
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*/
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/**************************************************************************/
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-U8 ep_type_get()
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+static U8 ep_type_get(void)
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{
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||||||
|
return ((UECFG0X & (0x3 << EPTYPE0)) >> EPTYPE0);
|
||||||
|
}
|
||||||
|
@@ -88,8 +88,9 @@
|
||||||
|
Clear the endpoint configuration registers
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ep_cfg_clear()
|
||||||
|
+static void ep_cfg_clear(U8 ep_num)
|
||||||
|
{
|
||||||
|
+ ep_select(ep_num);
|
||||||
|
UECFG0X = 0;
|
||||||
|
UECFG1X = 0;
|
||||||
|
}
|
||||||
|
@@ -99,8 +100,9 @@
|
||||||
|
Clear the specified endpoint's enable bit.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ep_disable()
|
||||||
|
+static void ep_disable(U8 ep_num)
|
||||||
|
{
|
||||||
|
+ ep_select(ep_num);
|
||||||
|
UECONX &= ~(1 << EPEN);
|
||||||
|
}
|
||||||
|
|
||||||
|
@@ -279,7 +281,7 @@
|
||||||
|
Clear all endpoints and initialize ep0 for control transfers.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ep_init()
|
||||||
|
+void ep_init(void)
|
||||||
|
{
|
||||||
|
U8 i;
|
||||||
|
|
||||||
|
@@ -328,7 +330,7 @@
|
||||||
|
Return the ep where an intp occurred. If no intp occurred, then return 0xff.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-U8 ep_intp_get_num()
|
||||||
|
+U8 ep_intp_get_num(void)
|
||||||
|
{
|
||||||
|
U8 i;
|
||||||
|
|
||||||
|
@@ -348,7 +350,7 @@
|
||||||
|
is found, return 0xFF.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-U8 ep_intp_get_src()
|
||||||
|
+U8 ep_intp_get_src(void)
|
||||||
|
{
|
||||||
|
U8 i;
|
||||||
|
|
||||||
|
Index: fw4/hw/at90usbxx2/hw.c
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/hw/at90usbxx2/hw.c 2011-02-08 17:13:41.000000000 -0300
|
||||||
|
+++ fw4/hw/at90usbxx2/hw.c 2011-02-08 17:13:46.000000000 -0300
|
||||||
|
@@ -53,7 +53,7 @@
|
||||||
|
4) Enable the global interrupt.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void hw_init()
|
||||||
|
+void hw_init(void)
|
||||||
|
{
|
||||||
|
usb_pcb_t *pcb = usb_pcb_get();
|
||||||
|
|
||||||
|
@@ -126,7 +126,7 @@
|
||||||
|
Disable global interrupts
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void hw_intp_disable()
|
||||||
|
+void hw_intp_disable(void)
|
||||||
|
{
|
||||||
|
cli();
|
||||||
|
}
|
||||||
|
@@ -136,7 +136,7 @@
|
||||||
|
Enable global interrupts
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void hw_intp_enable()
|
||||||
|
+void hw_intp_enable(void)
|
||||||
|
{
|
||||||
|
sei();
|
||||||
|
}
|
||||||
|
Index: fw4/hw/at90usbxx2/hw.h
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/hw/at90usbxx2/hw.h 2011-02-08 17:13:41.000000000 -0300
|
||||||
|
+++ fw4/hw/at90usbxx2/hw.h 2011-02-08 17:13:46.000000000 -0300
|
||||||
|
@@ -38,9 +38,9 @@
|
||||||
|
#ifndef HW_H
|
||||||
|
#define HW_H
|
||||||
|
|
||||||
|
-void hw_init();
|
||||||
|
-void hw_intp_disable();
|
||||||
|
-void hw_intp_enable();
|
||||||
|
+void hw_init(void);
|
||||||
|
+void hw_intp_disable(void);
|
||||||
|
+void hw_intp_enable(void);
|
||||||
|
U8 hw_flash_get_byte(U8 *addr);
|
||||||
|
|
||||||
|
#endif
|
||||||
|
Index: fw4/usb/ctrl.c
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/usb/ctrl.c 2011-02-08 17:13:41.000000000 -0300
|
||||||
|
+++ fw4/usb/ctrl.c 2011-02-08 17:14:46.000000000 -0300
|
||||||
|
@@ -48,7 +48,7 @@
|
||||||
|
returning the relevant descriptor stored in flash.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ctrl_get_desc(req_t *req)
|
||||||
|
+static void ctrl_get_desc(req_t *req)
|
||||||
|
{
|
||||||
|
U8 i = 0, desc_len = 0, desc_type, desc_idx;
|
||||||
|
U8 *desc = NULL;
|
||||||
|
@@ -117,7 +117,7 @@
|
||||||
|
Return the device configuration number to the host.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ctrl_get_config()
|
||||||
|
+static void ctrl_get_config(void)
|
||||||
|
{
|
||||||
|
usb_pcb_t *pcb = usb_pcb_get();
|
||||||
|
|
||||||
|
@@ -130,7 +130,7 @@
|
||||||
|
Return the status of the device or endpoint to the host.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ctrl_get_status(req_t *req)
|
||||||
|
+static void ctrl_get_status(req_t *req)
|
||||||
|
{
|
||||||
|
U8 i, rem_wake_enb = 0;
|
||||||
|
U8 status[2];
|
||||||
|
@@ -174,7 +174,7 @@
|
||||||
|
which will setup the endpoints according to the device class.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ctrl_set_config(req_t *req)
|
||||||
|
+static void ctrl_set_config(req_t *req)
|
||||||
|
{
|
||||||
|
usb_pcb_t *pcb;
|
||||||
|
|
||||||
|
@@ -201,7 +201,7 @@
|
||||||
|
stall the specified endpoint.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ctrl_set_feat(req_t *req)
|
||||||
|
+static void ctrl_set_feat(req_t *req)
|
||||||
|
{
|
||||||
|
usb_pcb_t *pcb = usb_pcb_get();
|
||||||
|
|
||||||
|
@@ -230,7 +230,7 @@
|
||||||
|
don't do anything with the flag.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ctrl_clear_feat(req_t *req)
|
||||||
|
+static void ctrl_clear_feat(req_t *req)
|
||||||
|
{
|
||||||
|
usb_pcb_t *pcb = usb_pcb_get();
|
||||||
|
|
||||||
|
@@ -261,7 +261,7 @@
|
||||||
|
then we'll stall the endpoint.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void ctrl_handler()
|
||||||
|
+void ctrl_handler(void)
|
||||||
|
{
|
||||||
|
usb_pcb_t *pcb = usb_pcb_get();
|
||||||
|
U8 i, req[CTRL_IN_REQ_SZ];
|
||||||
|
Index: fw4/usb/freakusb.h
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/usb/freakusb.h 2011-02-08 17:13:41.000000000 -0300
|
||||||
|
+++ fw4/usb/freakusb.h 2011-02-08 17:13:46.000000000 -0300
|
||||||
|
@@ -213,35 +213,35 @@
|
||||||
|
U8 pending_data;
|
||||||
|
U8 test;
|
||||||
|
usb_buffer_t fifo[NUM_EPS];
|
||||||
|
- void (*class_init)();
|
||||||
|
+ void (*class_init)(void);
|
||||||
|
void (*class_req_handler)(req_t *req);
|
||||||
|
- void (*class_rx_handler)();
|
||||||
|
+ void (*class_rx_handler)(void);
|
||||||
|
} usb_pcb_t;
|
||||||
|
|
||||||
|
// prototypes
|
||||||
|
|
||||||
|
// usb.c
|
||||||
|
-void usb_init();
|
||||||
|
-usb_pcb_t *usb_pcb_get();
|
||||||
|
-void usb_reg_class_drvr(void (*class_cfg_init)(),
|
||||||
|
- void (*class_req_handler)(),
|
||||||
|
- void (*class_rx_handler)());
|
||||||
|
-void usb_poll();
|
||||||
|
-bool usb_ready();
|
||||||
|
+void usb_init(void);
|
||||||
|
+usb_pcb_t *usb_pcb_get(void);
|
||||||
|
+void usb_reg_class_drvr(void (*class_cfg_init)(void),
|
||||||
|
+ void (*class_req_handler)(req_t *req),
|
||||||
|
+ void (*class_rx_handler)(void));
|
||||||
|
+void usb_poll(void);
|
||||||
|
+bool usb_ready(void);
|
||||||
|
|
||||||
|
// req.c
|
||||||
|
-void ctrl_handler();
|
||||||
|
+void ctrl_handler(void);
|
||||||
|
|
||||||
|
// ep.c
|
||||||
|
-void ep_init();
|
||||||
|
+void ep_init(void);
|
||||||
|
void ep_select(U8 ep_num);
|
||||||
|
void ep_write_from_flash(U8 ep_num, U8 *data, U8 len);
|
||||||
|
void ep_write(U8 ep_num);
|
||||||
|
void ep_write_ctrl(U8 *data, U8 len, bool read_from_flash);
|
||||||
|
void ep_read(U8 ep_num);
|
||||||
|
void ep_set_addr(U8 addr);
|
||||||
|
-U8 ep_intp_get_num();
|
||||||
|
-U8 ep_intp_get_src();
|
||||||
|
+U8 ep_intp_get_num(void);
|
||||||
|
+U8 ep_intp_get_src(void);
|
||||||
|
void ep_set_stall(U8 ep_num);
|
||||||
|
void ep_clear_stall(U8 ep_num);
|
||||||
|
void ep_reset_toggle(U8 ep_num);
|
||||||
|
@@ -250,12 +250,12 @@
|
||||||
|
void ep_drain_fifo(U8 ep);
|
||||||
|
|
||||||
|
// desc.c
|
||||||
|
-U8 *desc_dev_get();
|
||||||
|
-U8 desc_dev_get_len();
|
||||||
|
-U8 *desc_cfg_get();
|
||||||
|
-U8 desc_cfg_get_len();
|
||||||
|
-U8 *desc_dev_qual_get();
|
||||||
|
-U8 desc_dev_qual_get_len();
|
||||||
|
+U8 *desc_dev_get(void);
|
||||||
|
+U8 desc_dev_get_len(void);
|
||||||
|
+U8 *desc_cfg_get(void);
|
||||||
|
+U8 desc_cfg_get_len(void);
|
||||||
|
+U8 *desc_dev_qual_get(void);
|
||||||
|
+U8 desc_dev_qual_get_len(void);
|
||||||
|
U8 *desc_str_get(U8 index);
|
||||||
|
U8 desc_str_get_len(U8 index);
|
||||||
|
|
||||||
|
Index: fw4/usb/usb.c
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/usb/usb.c 2011-02-08 17:13:41.000000000 -0300
|
||||||
|
+++ fw4/usb/usb.c 2011-02-08 17:13:46.000000000 -0300
|
||||||
|
@@ -47,7 +47,7 @@
|
||||||
|
block for now.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void usb_init()
|
||||||
|
+void usb_init(void)
|
||||||
|
{
|
||||||
|
memset(&pcb, 0, sizeof(usb_pcb_t));
|
||||||
|
}
|
||||||
|
@@ -57,7 +57,7 @@
|
||||||
|
Get a pointer to the USB stack's protocol control block.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-usb_pcb_t *usb_pcb_get()
|
||||||
|
+usb_pcb_t *usb_pcb_get(void)
|
||||||
|
{
|
||||||
|
return &pcb;
|
||||||
|
}
|
||||||
|
@@ -67,9 +67,9 @@
|
||||||
|
Register the class driver
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void usb_reg_class_drvr(void (*class_init)(),
|
||||||
|
+void usb_reg_class_drvr(void (*class_init)(void),
|
||||||
|
void (*class_req_handler)(req_t *req),
|
||||||
|
- void (*class_rx_handler)())
|
||||||
|
+ void (*class_rx_handler)(void))
|
||||||
|
{
|
||||||
|
pcb.class_req_handler = class_req_handler;
|
||||||
|
pcb.class_init = class_init;
|
||||||
|
@@ -83,7 +83,7 @@
|
||||||
|
there are any pending CONTROL transfers.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void usb_poll()
|
||||||
|
+void usb_poll(void)
|
||||||
|
{
|
||||||
|
U8 i, ep_num;
|
||||||
|
|
||||||
|
Index: fw4/hw/at90usbxx2/isr.c
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/hw/at90usbxx2/isr.c 2011-02-08 17:13:41.000000000 -0300
|
||||||
|
+++ fw4/hw/at90usbxx2/isr.c 2011-02-08 17:13:46.000000000 -0300
|
||||||
|
@@ -44,7 +44,7 @@
|
||||||
|
Clear all USB related interrupts.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void intp_clear_all()
|
||||||
|
+static void intp_clear_all(void)
|
||||||
|
{
|
||||||
|
U8 i;
|
||||||
|
|
||||||
|
@@ -62,7 +62,7 @@
|
||||||
|
Suspend interrupt handler.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void intp_suspend()
|
||||||
|
+static void intp_suspend(void)
|
||||||
|
{
|
||||||
|
SUSP_INT_CLR();
|
||||||
|
WAKEUP_INT_ENB();
|
||||||
|
@@ -77,7 +77,7 @@
|
||||||
|
Resume interrupt handler.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void intp_resume()
|
||||||
|
+static void intp_resume(void)
|
||||||
|
{
|
||||||
|
WAKEUP_INT_DIS();
|
||||||
|
RESM_INT_CLR();
|
||||||
|
@@ -89,7 +89,7 @@
|
||||||
|
Wakeup interrupt handler.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void intp_wakeup()
|
||||||
|
+static void intp_wakeup(void)
|
||||||
|
{
|
||||||
|
// unfreeze the clock
|
||||||
|
USBCON &= ~(1 << FRZCLK);
|
||||||
|
@@ -106,7 +106,7 @@
|
||||||
|
End of Reset interrupt handler. Gets triggered at the end of a bus reset.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void intp_eor()
|
||||||
|
+static void intp_eor(void)
|
||||||
|
{
|
||||||
|
EOR_INT_CLR();
|
||||||
|
ep_init();
|
||||||
|
Index: fw4/class/CDC/cdc.c
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/class/CDC/cdc.c 2011-02-08 17:18:36.000000000 -0300
|
||||||
|
+++ fw4/class/CDC/cdc.c 2011-02-08 17:18:59.000000000 -0300
|
||||||
|
@@ -63,7 +63,7 @@
|
||||||
|
|
||||||
|
// this is the rx handler callback function. it gets registered by the application program
|
||||||
|
// and will handle any incoming data.
|
||||||
|
-static void (*rx_handler)();
|
||||||
|
+static void (*rx_handler)(void);
|
||||||
|
|
||||||
|
/**************************************************************************/
|
||||||
|
/*!
|
||||||
|
@@ -139,7 +139,7 @@
|
||||||
|
virtual COM data.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void cdc_rx_handler()
|
||||||
|
+void cdc_rx_handler(void)
|
||||||
|
{
|
||||||
|
if (rx_handler)
|
||||||
|
{
|
||||||
|
@@ -154,7 +154,7 @@
|
||||||
|
usually set this after the host issues the set_configuration request.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void cdc_ep_init()
|
||||||
|
+void cdc_ep_init(void)
|
||||||
|
{
|
||||||
|
// setup the endpoints
|
||||||
|
ep_config(EP_1, BULK, DIR_IN, MAX_PACKET_SZ);
|
||||||
|
@@ -168,7 +168,7 @@
|
||||||
|
function here since the CDC doesn't know what to do with received data.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void cdc_reg_rx_handler(void (*rx)())
|
||||||
|
+void cdc_reg_rx_handler(void (*rx)(void))
|
||||||
|
{
|
||||||
|
if (rx)
|
||||||
|
{
|
||||||
|
@@ -212,7 +212,7 @@
|
||||||
|
and rx data handler with the USB core.
|
||||||
|
*/
|
||||||
|
/**************************************************************************/
|
||||||
|
-void cdc_init()
|
||||||
|
+void cdc_init(void)
|
||||||
|
{
|
||||||
|
// hook the putchar function into the printf stdout filestream. This is needed
|
||||||
|
// for printf to work.
|
14
atusb/fw2/usb/patches/no-cdc.patch
Normal file
14
atusb/fw2/usb/patches/no-cdc.patch
Normal file
@ -0,0 +1,14 @@
|
|||||||
|
Index: fw4/usb/freakusb.h
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/usb/freakusb.h 2011-02-08 16:40:04.000000000 -0300
|
||||||
|
+++ fw4/usb/freakusb.h 2011-02-08 16:40:15.000000000 -0300
|
||||||
|
@@ -43,9 +43,6 @@
|
||||||
|
#include <stdio.h>
|
||||||
|
#include "types.h"
|
||||||
|
|
||||||
|
-// class specific
|
||||||
|
-#include "cdc.h"
|
||||||
|
-
|
||||||
|
// hw specific
|
||||||
|
#include "hw.h"
|
||||||
|
|
121
atusb/fw2/usb/patches/no-vbus-detect.patch
Normal file
121
atusb/fw2/usb/patches/no-vbus-detect.patch
Normal file
@ -0,0 +1,121 @@
|
|||||||
|
Index: fw4/hw/at90usbxx2/at90usb.h
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/hw/at90usbxx2/at90usb.h 2011-02-08 15:58:49.000000000 -0300
|
||||||
|
+++ fw4/hw/at90usbxx2/at90usb.h 2011-02-08 15:59:22.000000000 -0300
|
||||||
|
@@ -42,14 +42,6 @@
|
||||||
|
|
||||||
|
#define AT90USB16
|
||||||
|
|
||||||
|
-#define VBUS_SENSE_DDR DDRB
|
||||||
|
-#define VBUS_SENSE_PORT PORTB
|
||||||
|
-#define VBUS_SENSE_PIN PINB
|
||||||
|
-#define VBUS_SENSE_IO 5
|
||||||
|
-
|
||||||
|
-// test if vbus is present
|
||||||
|
-#define is_vbus_on() ((VBUS_SENSE_PIN & (1<<VBUS_SENSE_IO)) != 0)
|
||||||
|
-
|
||||||
|
// banks
|
||||||
|
#define SINGLE 0
|
||||||
|
#define DUAL 1
|
||||||
|
Index: fw4/hw/at90usbxx2/hw.c
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/hw/at90usbxx2/hw.c 2011-02-08 15:57:56.000000000 -0300
|
||||||
|
+++ fw4/hw/at90usbxx2/hw.c 2011-02-08 16:00:31.000000000 -0300
|
||||||
|
@@ -85,26 +85,14 @@
|
||||||
|
// set the interrupts: vbus, suspend, and end of reset
|
||||||
|
UDIEN |= (_BV(SUSPE) | _BV(EORSTE));
|
||||||
|
|
||||||
|
- // enable vbus sense pin
|
||||||
|
- VBUS_SENSE_DDR &= ~_BV(VBUS_SENSE_IO);
|
||||||
|
- VBUS_SENSE_PORT &= ~_BV(VBUS_SENSE_IO);
|
||||||
|
-
|
||||||
|
- // enable the vbus sense interrupt
|
||||||
|
- PCICR |= _BV(PCIE0);
|
||||||
|
- PCMSK0 |= _BV(PCINT5);
|
||||||
|
-
|
||||||
|
- // do an initial check to see if bus power is available. we
|
||||||
|
- // need this because we'll miss the first transition to vbus on
|
||||||
|
- if (is_vbus_on())
|
||||||
|
- {
|
||||||
|
- pcb->connected = true;
|
||||||
|
+ /* we're bus-powered, so VBUS is on by definition */
|
||||||
|
+ pcb->connected = true;
|
||||||
|
|
||||||
|
- // attach USB
|
||||||
|
- UDCON &= ~_BV(DETACH);
|
||||||
|
+ // attach USB
|
||||||
|
+ UDCON &= ~_BV(DETACH);
|
||||||
|
|
||||||
|
- // reset CPU
|
||||||
|
- //UDCON |= _BV(RSTCPU);
|
||||||
|
- }
|
||||||
|
+ // reset CPU
|
||||||
|
+ //UDCON |= _BV(RSTCPU);
|
||||||
|
|
||||||
|
// turn on the global interrupts
|
||||||
|
sei();
|
||||||
|
Index: fw4/hw/at90usbxx2/isr.c
|
||||||
|
===================================================================
|
||||||
|
--- fw4.orig/hw/at90usbxx2/isr.c 2011-02-08 16:00:34.000000000 -0300
|
||||||
|
+++ fw4/hw/at90usbxx2/isr.c 2011-02-08 16:00:56.000000000 -0300
|
||||||
|
@@ -249,60 +249,3 @@
|
||||||
|
|
||||||
|
sei();
|
||||||
|
}
|
||||||
|
-
|
||||||
|
-/**************************************************************************/
|
||||||
|
-/*!
|
||||||
|
- This ISR is only for the AT90USB16 since we need to use an IO as the VBUS sense
|
||||||
|
-*/
|
||||||
|
-/**************************************************************************/
|
||||||
|
-ISR(PCINT0_vect)
|
||||||
|
-{
|
||||||
|
- usb_pcb_t *pcb = usb_pcb_get();
|
||||||
|
-
|
||||||
|
- cli();
|
||||||
|
-
|
||||||
|
- if (is_vbus_on())
|
||||||
|
- {
|
||||||
|
- pcb->connected = true;
|
||||||
|
-
|
||||||
|
- // enable the 3.3V regulator for the USB pads
|
||||||
|
- REGCR &= ~_BV(REGDIS);
|
||||||
|
-
|
||||||
|
- // freeze the clock
|
||||||
|
- USBCON |= _BV(FRZCLK);
|
||||||
|
-
|
||||||
|
- // enable the 48 MHz PLL
|
||||||
|
- PLLCSR &= ~(_BV(PLLP2) | _BV(PLLP1) | _BV(PLLP0));
|
||||||
|
- PLLCSR |= _BV(1<<PLLE);
|
||||||
|
-
|
||||||
|
- // busy wait until the PLL is locked
|
||||||
|
- while (!(PLLCSR & _BV(PLOCK)));
|
||||||
|
-
|
||||||
|
- // unfreeze clock
|
||||||
|
- USBCON &= ~_BV(FRZCLK);
|
||||||
|
-
|
||||||
|
- // attach USB
|
||||||
|
- UDCON &= ~_BV(DETACH);
|
||||||
|
-
|
||||||
|
- // reset CPU
|
||||||
|
- UDCON |= _BV(RSTCPU);
|
||||||
|
- }
|
||||||
|
- else
|
||||||
|
- {
|
||||||
|
- // if we're connected, but VBUS is gone, then detach
|
||||||
|
-
|
||||||
|
- // detach from the bus
|
||||||
|
- UDCON |= _BV(DETACH);
|
||||||
|
-
|
||||||
|
- // freeze the clock and turn off the USB PLL
|
||||||
|
- USBCON |= _BV(FRZCLK);
|
||||||
|
- PLLCSR &= ~_BV(PLLE);
|
||||||
|
-
|
||||||
|
- // disable the USB voltage regulator
|
||||||
|
- REGCR |= _BV(REGDIS);
|
||||||
|
-
|
||||||
|
- pcb->connected = false;
|
||||||
|
- pcb->flags = 0;
|
||||||
|
- }
|
||||||
|
- sei();
|
||||||
|
-}
|
3
atusb/fw2/usb/patches/series
Normal file
3
atusb/fw2/usb/patches/series
Normal file
@ -0,0 +1,3 @@
|
|||||||
|
cleanup.patch
|
||||||
|
no-cdc.patch
|
||||||
|
no-vbus-detect.patch
|
Loading…
Reference in New Issue
Block a user