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optixx
@@ -1,17 +1,16 @@
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/* Name: usbdrv.h
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* Project: AVR USB driver
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* Project: V-USB, virtual USB port for Atmel's(r) AVR(r) microcontrollers
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* Author: Christian Starkjohann
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* Creation Date: 2004-12-29
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* Tabsize: 4
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* Copyright: (c) 2005 by OBJECTIVE DEVELOPMENT Software GmbH
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* License: GNU GPL v2 (see License.txt) or proprietary (CommercialLicense.txt)
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* This Revision: $Id: usbdrv.h 607 2008-05-13 15:57:28Z cs $
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* License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt)
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*/
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#ifndef __usbdrv_h_included__
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#define __usbdrv_h_included__
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#include "usbconfig.h"
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#include "iarcompat.h"
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#include "usbportability.h"
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/*
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Hardware Prerequisites:
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@@ -34,8 +33,8 @@ usbDeviceConnect() and usbDeviceDisconnect() further down in this file.
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Please adapt the values in usbconfig.h according to your hardware!
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The device MUST be clocked at exactly 12 MHz, 15 MHz or 16 MHz
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or at 16.5 MHz +/- 1%. See usbconfig-prototype.h for details.
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The device MUST be clocked at exactly 12 MHz, 15 MHz, 16 MHz or 20 MHz
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or at 12.8 MHz resp. 16.5 MHz +/- 1%. See usbconfig-prototype.h for details.
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Limitations:
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@@ -105,9 +104,9 @@ interrupt routine.
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Interrupt latency:
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The application must ensure that the USB interrupt is not disabled for more
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than 25 cycles (this is for 12 MHz, faster clocks allow longer latency).
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This implies that all interrupt routines must either be declared as "INTERRUPT"
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instead of "SIGNAL" (see "avr/signal.h") or that they are written in assembler
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with "sei" as the first instruction.
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This implies that all interrupt routines must either have the "ISR_NOBLOCK"
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attribute set (see "avr/interrupt.h") or be written in assembler with "sei"
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as the first instruction.
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Maximum interrupt duration / CPU cycle consumption:
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The driver handles all USB communication during the interrupt service
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@@ -122,7 +121,7 @@ USB messages, even if they address another (low-speed) device on the same bus.
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/* --------------------------- Module Interface ---------------------------- */
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/* ------------------------------------------------------------------------- */
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#define USBDRV_VERSION 20080513
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#define USBDRV_VERSION 20121206
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/* This define uniquely identifies a driver version. It is a decimal number
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* constructed from the driver's release date in the form YYYYMMDD. If the
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* driver's behavior or interface changes, you can use this constant to
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@@ -163,11 +162,24 @@ USB messages, even if they address another (low-speed) device on the same bus.
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*/
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#define USB_NO_MSG ((usbMsgLen_t)-1) /* constant meaning "no message" */
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#ifndef usbMsgPtr_t
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#define usbMsgPtr_t uchar *
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#endif
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/* Making usbMsgPtr_t a define allows the user of this library to define it to
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* an 8 bit type on tiny devices. This reduces code size, especially if the
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* compiler supports a tiny memory model.
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* The type can be a pointer or scalar type, casts are made where necessary.
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* Although it's paradoxical, Gcc 4 generates slightly better code for scalar
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* types than for pointers.
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*/
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struct usbRequest; /* forward declaration */
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USB_PUBLIC void usbInit(void);
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/* This function must be called before interrupts are enabled and the main
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* loop is entered.
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* loop is entered. We exepct that the PORT and DDR bits for D+ and D- have
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* not been changed from their default status (which is 0). If you have changed
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* them, set both back to 0 (configure them as input with no internal pull-up).
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*/
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USB_PUBLIC void usbPoll(void);
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/* This function must be called at regular intervals from the main loop.
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@@ -176,7 +188,7 @@ USB_PUBLIC void usbPoll(void);
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* Please note that debug outputs through the UART take ~ 0.5ms per byte
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* at 19200 bps.
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*/
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extern uchar *usbMsgPtr;
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extern usbMsgPtr_t usbMsgPtr;
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/* This variable may be used to pass transmit data to the driver from the
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* implementation of usbFunctionWrite(). It is also used internally by the
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* driver for standard control requests.
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@@ -273,6 +285,8 @@ USB_PUBLIC uchar usbFunctionRead(uchar *data, uchar len);
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* to 1 in usbconfig.h and return 0xff in usbFunctionSetup()..
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*/
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#endif /* USB_CFG_IMPLEMENT_FN_READ */
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extern uchar usbRxToken; /* may be used in usbFunctionWriteOut() below */
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#if USB_CFG_IMPLEMENT_FN_WRITEOUT
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USB_PUBLIC void usbFunctionWriteOut(uchar *data, uchar len);
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/* This function is called by the driver when data is received on an interrupt-
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@@ -339,6 +353,12 @@ extern volatile uchar usbSofCount;
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* the macro USB_COUNT_SOF is defined to a value != 0.
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*/
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#endif
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#if USB_CFG_CHECK_DATA_TOGGLING
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extern uchar usbCurrentDataToken;
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/* This variable can be checked in usbFunctionWrite() and usbFunctionWriteOut()
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* to ignore duplicate packets.
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*/
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#endif
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#define USB_STRING_DESCRIPTOR_HEADER(stringLength) ((2*(stringLength)+2) | (3<<8))
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/* This macro builds a descriptor header for a string descriptor given the
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@@ -380,11 +400,13 @@ extern volatile schar usbRxLen;
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* about the various methods to define USB descriptors. If you do nothing,
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* the default descriptors will be used.
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*/
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#define USB_PROP_IS_DYNAMIC (1 << 14)
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#define USB_PROP_IS_DYNAMIC (1u << 14)
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/* If this property is set for a descriptor, usbFunctionDescriptor() will be
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* used to obtain the particular descriptor.
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* used to obtain the particular descriptor. Data directly returned via
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* usbMsgPtr are FLASH data by default, combine (OR) with USB_PROP_IS_RAM to
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* return RAM data.
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*/
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#define USB_PROP_IS_RAM (1 << 15)
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#define USB_PROP_IS_RAM (1u << 15)
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/* If this property is set for a descriptor, the data is read from RAM
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* memory instead of Flash. The property is used for all methods to provide
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* external descriptors.
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@@ -438,43 +460,43 @@ extern volatile schar usbRxLen;
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#ifndef __ASSEMBLER__
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extern
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#if !(USB_CFG_DESCR_PROPS_DEVICE & USB_PROP_IS_RAM)
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PROGMEM
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PROGMEM const
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#endif
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char usbDescriptorDevice[];
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extern
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#if !(USB_CFG_DESCR_PROPS_CONFIGURATION & USB_PROP_IS_RAM)
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PROGMEM
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PROGMEM const
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#endif
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char usbDescriptorConfiguration[];
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extern
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#if !(USB_CFG_DESCR_PROPS_HID_REPORT & USB_PROP_IS_RAM)
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PROGMEM
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PROGMEM const
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#endif
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char usbDescriptorHidReport[];
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extern
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#if !(USB_CFG_DESCR_PROPS_STRING_0 & USB_PROP_IS_RAM)
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PROGMEM
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PROGMEM const
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#endif
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char usbDescriptorString0[];
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extern
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#if !(USB_CFG_DESCR_PROPS_STRING_VENDOR & USB_PROP_IS_RAM)
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PROGMEM
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PROGMEM const
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#endif
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int usbDescriptorStringVendor[];
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extern
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#if !(USB_CFG_DESCR_PROPS_STRING_PRODUCT & USB_PROP_IS_RAM)
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PROGMEM
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PROGMEM const
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#endif
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int usbDescriptorStringDevice[];
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extern
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#if !(USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER & USB_PROP_IS_RAM)
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PROGMEM
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PROGMEM const
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#endif
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int usbDescriptorStringSerialNumber[];
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@@ -501,22 +523,22 @@ int usbDescriptorStringSerialNumber[];
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#if !defined __ASSEMBLER__ && (!defined USB_CFG_VENDOR_ID || !defined USB_CFG_DEVICE_ID)
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#warning "You should define USB_CFG_VENDOR_ID and USB_CFG_DEVICE_ID in usbconfig.h"
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/* If the user has not defined IDs, we default to obdev's free IDs.
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* See USBID-License.txt for details.
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* See USB-IDs-for-free.txt for details.
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*/
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#endif
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/* make sure we have a VID and PID defined, byte order is lowbyte, highbyte */
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#ifndef USB_CFG_VENDOR_ID
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# define USB_CFG_VENDOR_ID 0xc0, 0x16 /* 5824 in dec, stands for VOTI */
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# define USB_CFG_VENDOR_ID 0xc0, 0x16 /* = 0x16c0 = 5824 = voti.nl */
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#endif
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#ifndef USB_CFG_DEVICE_ID
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# if USB_CFG_HID_REPORT_DESCRIPTOR_LENGTH
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# define USB_CFG_DEVICE_ID 0xdf, 0x05 /* 1503 in dec, shared PID for HIDs */
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# define USB_CFG_DEVICE_ID 0xdf, 0x05 /* = 0x5df = 1503, shared PID for HIDs */
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# elif USB_CFG_INTERFACE_CLASS == 2
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# define USB_CFG_DEVICE_ID 0xe1, 0x05 /* 1505 in dec, shared PID for CDC Modems */
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# define USB_CFG_DEVICE_ID 0xe1, 0x05 /* = 0x5e1 = 1505, shared PID for CDC Modems */
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# else
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# define USB_CFG_DEVICE_ID 0xdc, 0x05 /* 1500 in dec, obdev's free PID */
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# define USB_CFG_DEVICE_ID 0xdc, 0x05 /* = 0x5dc = 1500, obdev's free PID */
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# endif
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#endif
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@@ -546,6 +568,10 @@ int usbDescriptorStringSerialNumber[];
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#define USB_CFG_EP3_NUMBER 3
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#endif
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#ifndef USB_CFG_HAVE_INTRIN_ENDPOINT3
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#define USB_CFG_HAVE_INTRIN_ENDPOINT3 0
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#endif
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#define USB_BUFSIZE 11 /* PID, 8 bytes data, 2 bytes CRC */
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/* ----- Try to find registers and bits responsible for ext interrupt 0 ----- */
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@@ -558,7 +584,14 @@ int usbDescriptorStringSerialNumber[];
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# endif
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#endif
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#ifndef USB_INTR_CFG_SET /* allow user to override our default */
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# define USB_INTR_CFG_SET ((1 << ISC00) | (1 << ISC01)) /* cfg for rising edge */
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# if defined(USB_COUNT_SOF) || defined(USB_SOF_HOOK)
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# define USB_INTR_CFG_SET (1 << ISC01) /* cfg for falling edge */
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/* If any SOF logic is used, the interrupt must be wired to D- where
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* we better trigger on falling edge
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*/
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# else
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# define USB_INTR_CFG_SET ((1 << ISC00) | (1 << ISC01)) /* cfg for rising edge */
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# endif
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#endif
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#ifndef USB_INTR_CFG_CLR /* allow user to override our default */
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# define USB_INTR_CFG_CLR 0 /* no bits to clear */
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@@ -695,7 +728,8 @@ typedef struct usbRequest{
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#define USBDESCR_HID_REPORT 0x22
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#define USBDESCR_HID_PHYS 0x23
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#define USBATTR_BUSPOWER 0x80
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//#define USBATTR_BUSPOWER 0x80 // USB 1.1 does not define this value any more
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#define USBATTR_BUSPOWER 0
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#define USBATTR_SELFPOWER 0x40
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#define USBATTR_REMOTEWAKE 0x20
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