X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/c7f4752d6bacf15aaea13a111c1d9bb8576f186d..8e20e8697ff88d38ac01d62198dbdd552449e4aa:/Bootloaders/HID/Descriptors.c?ds=inline diff --git a/Bootloaders/HID/Descriptors.c b/Bootloaders/HID/Descriptors.c index fef43ab94..5d4271e0c 100644 --- a/Bootloaders/HID/Descriptors.c +++ b/Bootloaders/HID/Descriptors.c @@ -1,186 +1,187 @@ -/* - LUFA Library - Copyright (C) Dean Camera, 2011. - - dean [at] fourwalledcubicle [dot] com - www.lufa-lib.org -*/ - -/* - Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com) - - Permission to use, copy, modify, distribute, and sell this - software and its documentation for any purpose is hereby granted - without fee, provided that the above copyright notice appear in - all copies and that both that the copyright notice and this - permission notice and warranty disclaimer appear in supporting - documentation, and that the name of the author not be used in - advertising or publicity pertaining to distribution of the - software without specific, written prior permission. - - The author disclaim all warranties with regard to this - software, including all implied warranties of merchantability - and fitness. In no event shall the author be liable for any - special, indirect or consequential damages or any damages - whatsoever resulting from loss of use, data or profits, whether - in an action of contract, negligence or other tortious action, - arising out of or in connection with the use or performance of - this software. -*/ - -/** \file - * - * USB Device Descriptors, for library use when in USB device mode. Descriptors are special - * computer-readable structures which the host requests upon device enumeration, to determine - * the device's capabilities and functions. - */ - -#include "Descriptors.h" - -/** HID class report descriptor. This is a special descriptor constructed with values from the - * USBIF HID class specification to describe the reports and capabilities of the HID device. This - * descriptor is parsed by the host and its contents used to determine what data (and in what encoding) - * the device will send, and what it may be sent back from the host. Refer to the HID specification for - * more details on HID report descriptors. - */ -const USB_Descriptor_HIDReport_Datatype_t HIDReport[] = -{ - HID_RI_USAGE_PAGE(16, 0xFFDC), /* Vendor Page 0xDC */ - HID_RI_USAGE(8, 0xFB), /* Vendor Usage 0xFB */ - HID_RI_COLLECTION(8, 0x01), /* Vendor Usage 1 */ - HID_RI_USAGE(8, 0x02), /* Vendor Usage 2 */ - HID_RI_LOGICAL_MINIMUM(8, 0x00), - HID_RI_LOGICAL_MAXIMUM(8, 0xFF), - HID_RI_REPORT_SIZE(8, 0x08), - HID_RI_REPORT_COUNT(16, (sizeof(uint16_t) + SPM_PAGESIZE)), - HID_RI_OUTPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE | HID_IOF_NON_VOLATILE), - HID_RI_END_COLLECTION(0), -}; - -/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall - * device characteristics, including the supported USB version, control endpoint size and the - * number of device configurations. The descriptor is read out by the USB host when the enumeration - * process begins. - */ -const USB_Descriptor_Device_t DeviceDescriptor = -{ - .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device}, - - .USBSpecification = VERSION_BCD(01.10), - .Class = USB_CSCP_NoDeviceClass, - .SubClass = USB_CSCP_NoDeviceSubclass, - .Protocol = USB_CSCP_NoDeviceProtocol, - - .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE, - - .VendorID = 0x03EB, - .ProductID = 0x2067, - .ReleaseNumber = VERSION_BCD(00.01), - - .ManufacturerStrIndex = NO_DESCRIPTOR, - .ProductStrIndex = NO_DESCRIPTOR, - .SerialNumStrIndex = NO_DESCRIPTOR, - - .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS -}; - -/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage - * of the device in one of its supported configurations, including information about any device interfaces - * and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting - * a configuration so that the host may correctly communicate with the USB device. - */ -const USB_Descriptor_Configuration_t ConfigurationDescriptor = -{ - .Config = - { - .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration}, - - .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t), - .TotalInterfaces = 1, - - .ConfigurationNumber = 1, - .ConfigurationStrIndex = NO_DESCRIPTOR, - - .ConfigAttributes = USB_CONFIG_ATTR_BUSPOWERED, - - .MaxPowerConsumption = USB_CONFIG_POWER_MA(100) - }, - - .HID_Interface = - { - .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, - - .InterfaceNumber = 0x00, - .AlternateSetting = 0x00, - - .TotalEndpoints = 1, - - .Class = HID_CSCP_HIDClass, - .SubClass = HID_CSCP_NonBootSubclass, - .Protocol = HID_CSCP_NonBootProtocol, - - .InterfaceStrIndex = NO_DESCRIPTOR - }, - - .HID_VendorHID = - { - .Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID}, - - .HIDSpec = VERSION_BCD(01.11), - .CountryCode = 0x00, - .TotalReportDescriptors = 1, - .HIDReportType = HID_DTYPE_Report, - .HIDReportLength = sizeof(HIDReport) - }, - - .HID_ReportINEndpoint = - { - .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint}, - - .EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_IN | HID_IN_EPNUM), - .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), - .EndpointSize = HID_IN_EPSIZE, - .PollingIntervalMS = 0x01 - }, -}; - -/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors" - * documentation) by the application code so that the address and size of a requested descriptor can be given - * to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function - * is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the - * USB host. - */ -uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, - const uint8_t wIndex, - const void** const DescriptorAddress) -{ - const uint8_t DescriptorType = (wValue >> 8); - - const void* Address = NULL; - uint16_t Size = NO_DESCRIPTOR; - - /* If/Else If chain compiles slightly smaller than a switch case */ - if (DescriptorType == DTYPE_Device) - { - Address = &DeviceDescriptor; - Size = sizeof(USB_Descriptor_Device_t); - } - else if (DescriptorType == DTYPE_Configuration) - { - Address = &ConfigurationDescriptor; - Size = sizeof(USB_Descriptor_Configuration_t); - } - else if (DescriptorType == HID_DTYPE_HID) - { - Address = &ConfigurationDescriptor.HID_VendorHID; - Size = sizeof(USB_HID_Descriptor_HID_t); - } - else - { - Address = &HIDReport; - Size = sizeof(HIDReport); - } - - *DescriptorAddress = Address; - return Size; -} +/* + LUFA Library + Copyright (C) Dean Camera, 2012. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * + * USB Device Descriptors, for library use when in USB device mode. Descriptors are special + * computer-readable structures which the host requests upon device enumeration, to determine + * the device's capabilities and functions. + */ + +#include "Descriptors.h" + +/** HID class report descriptor. This is a special descriptor constructed with values from the + * USBIF HID class specification to describe the reports and capabilities of the HID device. This + * descriptor is parsed by the host and its contents used to determine what data (and in what encoding) + * the device will send, and what it may be sent back from the host. Refer to the HID specification for + * more details on HID report descriptors. + */ +const USB_Descriptor_HIDReport_Datatype_t HIDReport[] = +{ + HID_RI_USAGE_PAGE(16, 0xFFDC), /* Vendor Page 0xDC */ + HID_RI_USAGE(8, 0xFB), /* Vendor Usage 0xFB */ + HID_RI_COLLECTION(8, 0x01), /* Vendor Usage 1 */ + HID_RI_USAGE(8, 0x02), /* Vendor Usage 2 */ + HID_RI_LOGICAL_MINIMUM(8, 0x00), + HID_RI_LOGICAL_MAXIMUM(8, 0xFF), + HID_RI_REPORT_SIZE(8, 0x08), + HID_RI_REPORT_COUNT(16, (sizeof(uint16_t) + SPM_PAGESIZE)), + HID_RI_OUTPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE | HID_IOF_NON_VOLATILE), + HID_RI_END_COLLECTION(0), +}; + +/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall + * device characteristics, including the supported USB version, control endpoint size and the + * number of device configurations. The descriptor is read out by the USB host when the enumeration + * process begins. + */ +const USB_Descriptor_Device_t DeviceDescriptor = +{ + .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device}, + + .USBSpecification = VERSION_BCD(01.10), + .Class = USB_CSCP_NoDeviceClass, + .SubClass = USB_CSCP_NoDeviceSubclass, + .Protocol = USB_CSCP_NoDeviceProtocol, + + .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE, + + .VendorID = 0x03EB, + .ProductID = 0x2067, + .ReleaseNumber = VERSION_BCD(00.01), + + .ManufacturerStrIndex = NO_DESCRIPTOR, + .ProductStrIndex = NO_DESCRIPTOR, + .SerialNumStrIndex = NO_DESCRIPTOR, + + .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS +}; + +/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage + * of the device in one of its supported configurations, including information about any device interfaces + * and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting + * a configuration so that the host may correctly communicate with the USB device. + */ +const USB_Descriptor_Configuration_t ConfigurationDescriptor = +{ + .Config = + { + .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration}, + + .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t), + .TotalInterfaces = 1, + + .ConfigurationNumber = 1, + .ConfigurationStrIndex = NO_DESCRIPTOR, + + .ConfigAttributes = USB_CONFIG_ATTR_RESERVED, + + .MaxPowerConsumption = USB_CONFIG_POWER_MA(100) + }, + + .HID_Interface = + { + .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, + + .InterfaceNumber = 0x00, + .AlternateSetting = 0x00, + + .TotalEndpoints = 1, + + .Class = HID_CSCP_HIDClass, + .SubClass = HID_CSCP_NonBootSubclass, + .Protocol = HID_CSCP_NonBootProtocol, + + .InterfaceStrIndex = NO_DESCRIPTOR + }, + + .HID_VendorHID = + { + .Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID}, + + .HIDSpec = VERSION_BCD(01.11), + .CountryCode = 0x00, + .TotalReportDescriptors = 1, + .HIDReportType = HID_DTYPE_Report, + .HIDReportLength = sizeof(HIDReport) + }, + + .HID_ReportINEndpoint = + { + .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint}, + + .EndpointAddress = (ENDPOINT_DIR_IN | HID_IN_EPNUM), + .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), + .EndpointSize = HID_IN_EPSIZE, + .PollingIntervalMS = 0x01 + }, +}; + +/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors" + * documentation) by the application code so that the address and size of a requested descriptor can be given + * to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function + * is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the + * USB host. + */ +uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, + const uint8_t wIndex, + const void** const DescriptorAddress) +{ + const uint8_t DescriptorType = (wValue >> 8); + + const void* Address = NULL; + uint16_t Size = NO_DESCRIPTOR; + + /* If/Else If chain compiles slightly smaller than a switch case */ + if (DescriptorType == DTYPE_Device) + { + Address = &DeviceDescriptor; + Size = sizeof(USB_Descriptor_Device_t); + } + else if (DescriptorType == DTYPE_Configuration) + { + Address = &ConfigurationDescriptor; + Size = sizeof(USB_Descriptor_Configuration_t); + } + else if (DescriptorType == HID_DTYPE_HID) + { + Address = &ConfigurationDescriptor.HID_VendorHID; + Size = sizeof(USB_HID_Descriptor_HID_t); + } + else + { + Address = &HIDReport; + Size = sizeof(HIDReport); + } + + *DescriptorAddress = Address; + return Size; +} +