+++ /dev/null
-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2012.\r
-\r
- dean [at] fourwalledcubicle [dot] com\r
- www.lufa-lib.org\r
-*/\r
-\r
-/*\r
- Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, distribute, and sell this\r
- software and its documentation for any purpose is hereby granted\r
- without fee, provided that the above copyright notice appear in\r
- all copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting\r
- documentation, and that the name of the author not be used in\r
- advertising or publicity pertaining to distribution of the\r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-#include "../../../../Common/Common.h"\r
-#if (ARCH == ARCH_XMEGA)\r
-\r
-#define __INCLUDE_FROM_USB_DRIVER\r
-#define __INCLUDE_FROM_USB_CONTROLLER_C\r
-#include "../USBController.h"\r
-\r
-#if (!defined(USB_HOST_ONLY) && !defined(USB_DEVICE_ONLY))\r
-volatile uint8_t USB_CurrentMode = USB_MODE_None;\r
-#endif\r
-\r
-#if !defined(USE_STATIC_OPTIONS)\r
-volatile uint8_t USB_Options;\r
-#endif\r
-\r
-/* Ugly workaround to ensure an aligned table, since __BIGGEST_ALIGNMENT__ == 1 for 8-bit AVR-GCC */\r
-uint8_t USB_EndpointTable[sizeof(USB_EndpointTable_t) + 1];\r
-\r
-void USB_Init(\r
- #if defined(USB_CAN_BE_BOTH)\r
- const uint8_t Mode\r
- #endif\r
-\r
- #if (defined(USB_CAN_BE_BOTH) && !defined(USE_STATIC_OPTIONS))\r
- ,\r
- #elif (!defined(USB_CAN_BE_BOTH) && defined(USE_STATIC_OPTIONS))\r
- void\r
- #endif\r
-\r
- #if !defined(USE_STATIC_OPTIONS)\r
- const uint8_t Options\r
- #endif\r
- )\r
-{\r
- #if !defined(USE_STATIC_OPTIONS)\r
- USB_Options = Options;\r
- #endif\r
-\r
- USB_IsInitialized = true;\r
-\r
- uint_reg_t CurrentGlobalInt = GetGlobalInterruptMask();\r
- GlobalInterruptDisable();\r
-\r
- NVM.CMD = NVM_CMD_READ_CALIB_ROW_gc;\r
- USB.CAL0 = pgm_read_byte(offsetof(NVM_PROD_SIGNATURES_t, USBCAL0));\r
- USB.CAL1 = pgm_read_byte(offsetof(NVM_PROD_SIGNATURES_t, USBCAL1));\r
- NVM.CMD = 0;\r
-\r
- /* Ugly workaround to ensure an aligned table, since __BIGGEST_ALIGNMENT__ == 1 for the 8-bit AVR-GCC toochain */\r
- USB.EPPTR = ((intptr_t)&USB_EndpointTable[1] & ~(1 << 0));\r
- USB.CTRLA = (USB_STFRNUM_bm | ((ENDPOINT_TOTAL_ENDPOINTS - 1) << USB_MAXEP_gp));\r
-\r
- if ((USB_Options & USB_OPT_BUSEVENT_PRIHIGH) == USB_OPT_BUSEVENT_PRIHIGH)\r
- USB.INTCTRLA = (3 << USB_INTLVL_gp);\r
- else if ((USB_Options & USB_OPT_BUSEVENT_PRIMED) == USB_OPT_BUSEVENT_PRIMED)\r
- USB.INTCTRLA = (2 << USB_INTLVL_gp);\r
- else\r
- USB.INTCTRLA = (1 << USB_INTLVL_gp);\r
-\r
- SetGlobalInterruptMask(CurrentGlobalInt);\r
-\r
- USB_ResetInterface();\r
-}\r
-\r
-void USB_Disable(void)\r
-{\r
- USB_INT_DisableAllInterrupts();\r
- USB_INT_ClearAllInterrupts();\r
-\r
- USB_Detach();\r
- USB_Controller_Disable();\r
-\r
- USB_IsInitialized = false;\r
-}\r
-\r
-void USB_ResetInterface(void)\r
-{\r
- #if defined(USB_DEVICE_OPT_FULLSPEED)\r
- if (USB_Options & USB_DEVICE_OPT_LOWSPEED)\r
- CLK.USBCTRL = (((F_USB / 6000000) - 1) << CLK_USBPSDIV_gp);\r
- else\r
- CLK.USBCTRL = (((F_USB / 48000000) - 1) << CLK_USBPSDIV_gp);\r
- #else\r
- CLK.USBCTRL = (((F_USB / 6000000) - 1) << CLK_USBPSDIV_gp);\r
- #endif\r
- \r
- if (USB_Options & USB_OPT_PLLCLKSRC)\r
- CLK.USBCTRL |= (CLK_USBSRC_PLL_gc | CLK_USBSEN_bm);\r
- else\r
- CLK.USBCTRL |= (CLK_USBSRC_RC32M_gc | CLK_USBSEN_bm);\r
-\r
- USB_Device_SetDeviceAddress(0);\r
-\r
- USB_INT_DisableAllInterrupts();\r
- USB_INT_ClearAllInterrupts();\r
-\r
- USB_Controller_Reset();\r
- USB_Init_Device();\r
-}\r
-\r
-#if defined(USB_CAN_BE_DEVICE)\r
-static void USB_Init_Device(void)\r
-{\r
- USB_DeviceState = DEVICE_STATE_Unattached;\r
- USB_Device_ConfigurationNumber = 0;\r
-\r
- #if !defined(NO_DEVICE_REMOTE_WAKEUP)\r
- USB_Device_RemoteWakeupEnabled = false;\r
- #endif\r
-\r
- #if !defined(NO_DEVICE_SELF_POWER)\r
- USB_Device_CurrentlySelfPowered = false;\r
- #endif\r
-\r
- #if !defined(FIXED_CONTROL_ENDPOINT_SIZE)\r
- USB_Descriptor_Device_t* DeviceDescriptorPtr;\r
-\r
- #if defined(ARCH_HAS_MULTI_ADDRESS_SPACE) && \\r
- !(defined(USE_FLASH_DESCRIPTORS) || defined(USE_EEPROM_DESCRIPTORS) || defined(USE_RAM_DESCRIPTORS))\r
- uint8_t DescriptorAddressSpace;\r
-\r
- if (CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DeviceDescriptorPtr, &DescriptorAddressSpace) != NO_DESCRIPTOR)\r
- {\r
- if (DescriptorAddressSpace == MEMSPACE_FLASH)\r
- USB_Device_ControlEndpointSize = pgm_read_byte(&DeviceDescriptorPtr->Endpoint0Size);\r
- else if (DescriptorAddressSpace == MEMSPACE_EEPROM)\r
- USB_Device_ControlEndpointSize = eeprom_read_byte(&DeviceDescriptorPtr->Endpoint0Size);\r
- else\r
- USB_Device_ControlEndpointSize = DeviceDescriptorPtr->Endpoint0Size;\r
- }\r
- #else\r
- if (CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DeviceDescriptorPtr) != NO_DESCRIPTOR)\r
- {\r
- #if defined(USE_RAM_DESCRIPTORS)\r
- USB_Device_ControlEndpointSize = DeviceDescriptorPtr->Endpoint0Size;\r
- #elif defined(USE_EEPROM_DESCRIPTORS)\r
- USB_Device_ControlEndpointSize = eeprom_read_byte(&DeviceDescriptorPtr->Endpoint0Size);\r
- #else\r
- USB_Device_ControlEndpointSize = pgm_read_byte(&DeviceDescriptorPtr->Endpoint0Size);\r
- #endif\r
- }\r
- #endif\r
- #endif\r
-\r
- if (USB_Options & USB_DEVICE_OPT_LOWSPEED)\r
- USB_Device_SetLowSpeed();\r
- else\r
- USB_Device_SetFullSpeed();\r
-\r
- Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,\r
- USB_Device_ControlEndpointSize, 1);\r
-\r
- USB_INT_Enable(USB_INT_BUSEVENTI);\r
-\r
- USB_Attach();\r
-}\r
-#endif\r
-\r
-#endif\r
projects / qmk_firmware.git / blobdiff