Samuel Mokrani
/
USBMSD_SD_HelloWorld_Mbed
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Dependencies: mbed USBMSD_SD USBDevice
Diff: USBDevice/USBSERIAL/USBCDC.cpp
- Revision:
- 7:6494da2a5c60
- Parent:
- 6:126c4d980196
- Child:
- 8:534fd41d8cc7
--- a/USBDevice/USBSERIAL/USBCDC.cpp Mon Nov 14 10:00:07 2011 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,225 +0,0 @@
-/* USBCDC.c */
-/* CDC class */
-/* Copyright (c) 2011 ARM Limited. All rights reserved. */
-
-#include "stdint.h"
-#include "USBCDC.h"
-#include "USBBusInterface.h"
-
-static uint8_t cdc_line_coding[7]= {0x80, 0x25, 0x00, 0x00, 0x00, 0x00, 0x08};
-
-#define DEFAULT_CONFIGURATION (1)
-
-#define CDC_SET_LINE_CODING 0x20
-#define CDC_GET_LINE_CODING 0x21
-#define CDC_SET_CONTROL_LINE_STATE 0x22
-
-#define MAX_CDC_REPORT_SIZE MAX_PACKET_SIZE_EPBULK
-
-USBCDC::USBCDC(uint16_t vendor_id, uint16_t product_id, uint16_t product_release):
- USBDevice(vendor_id, product_id, product_release) { }
-
-bool USBCDC::USBCallback_request(void) {
- /* Called in ISR context */
-
- bool success = false;
- CONTROL_TRANSFER * transfer = getTransferPtr();
-
- /* Process class-specific requests */
-
- if (transfer->setup.bmRequestType.Type == CLASS_TYPE) {
- switch (transfer->setup.bRequest) {
- case CDC_GET_LINE_CODING:
- transfer->remaining = 7;
- transfer->ptr = cdc_line_coding;
- transfer->direction = DEVICE_TO_HOST;
- success = true;
- break;
- case CDC_SET_LINE_CODING:
- transfer->remaining = 7;
- success = true;
- break;
- case CDC_SET_CONTROL_LINE_STATE:
- success = true;
- break;
- default:
- break;
- }
- }
-
- return success;
-}
-
-
-// Called in ISR context
-// Set configuration. Return false if the
-// configuration is not supported.
-bool USBCDC::USBCallback_setConfiguration(uint8_t configuration) {
- if (configuration != DEFAULT_CONFIGURATION) {
- return false;
- }
-
- // Configure endpoints > 0
- addEndpoint(EPINT_IN, MAX_PACKET_SIZE_EPINT);
- addEndpoint(EPBULK_IN, MAX_PACKET_SIZE_EPBULK);
- addEndpoint(EPBULK_OUT, MAX_PACKET_SIZE_EPBULK);
-
- // We activate the endpoint to be able to recceive data
- readStart(EPBULK_OUT, MAX_PACKET_SIZE_EPBULK);
- return true;
-}
-
-bool USBCDC::send(uint8_t endpoint, uint8_t * buffer, uint16_t size) {
- return write(endpoint, buffer, size, MAX_CDC_REPORT_SIZE);
-}
-
-bool USBCDC::read(uint8_t endpoint, uint8_t * buffer, uint16_t * size, uint16_t maxSize) {
- if (!USBDevice::read(endpoint, buffer, size, maxSize))
- return false;
- if (!readStart(endpoint, maxSize))
- return false;
- return true;
-}
-
-bool USBCDC::readNB(uint8_t endpoint, uint8_t * buffer, uint16_t * size, uint16_t maxSize) {
- if (!USBDevice::readNB(endpoint, buffer, size, MAX_CDC_REPORT_SIZE))
- return false;
- if (!readStart(endpoint, MAX_CDC_REPORT_SIZE))
- return false;
- return true;
-}
-
-
-uint8_t * USBCDC::deviceDesc() {
- static uint8_t deviceDescriptor[] = {
- 18, // bLength
- 1, // bDescriptorType
- 0x10, 0x01, // bcdUSB
- 2, // bDeviceClass
- 0, // bDeviceSubClass
- 0, // bDeviceProtocol
- MAX_PACKET_SIZE_EP0, // bMaxPacketSize0
- LSB(VENDOR_ID), MSB(VENDOR_ID), // idVendor
- LSB(PRODUCT_ID), MSB(PRODUCT_ID),// idProduct
- 0x00, 0x01, // bcdDevice
- 1, // iManufacturer
- 2, // iProduct
- 3, // iSerialNumber
- 1 // bNumConfigurations
- };
- return deviceDescriptor;
-}
-
-uint8_t * USBCDC::stringIinterfaceDesc() {
- static uint8_t stringIinterfaceDescriptor[] = {
- 0x08,
- STRING_DESCRIPTOR,
- 'C',0,'D',0,'C',0,
- };
- return stringIinterfaceDescriptor;
-}
-
-uint8_t * USBCDC::stringIproductDesc() {
- static uint8_t stringIproductDescriptor[] = {
- 0x16,
- STRING_DESCRIPTOR,
- 'C',0,'D',0,'C',0,' ',0,'D',0,'E',0,'V',0,'I',0,'C',0,'E',0
- };
- return stringIproductDescriptor;
-}
-
-
-#define CONFIG1_DESC_SIZE (9+9+5+5+4+5+7+9+7+7)
-
-uint8_t * USBCDC::configurationDesc() {
- static uint8_t configDescriptor[] = {
- 9, // bLength;
- 2, // bDescriptorType;
- LSB(CONFIG1_DESC_SIZE), // wTotalLength
- MSB(CONFIG1_DESC_SIZE),
- 2, // bNumInterfaces
- 1, // bConfigurationValue
- 0, // iConfiguration
- 0x80, // bmAttributes
- 50, // bMaxPower
-
- // interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
- 9, // bLength
- 4, // bDescriptorType
- 0, // bInterfaceNumber
- 0, // bAlternateSetting
- 1, // bNumEndpoints
- 0x02, // bInterfaceClass
- 0x02, // bInterfaceSubClass
- 0x01, // bInterfaceProtocol
- 0, // iInterface
-
- // CDC Header Functional Descriptor, CDC Spec 5.2.3.1, Table 26
- 5, // bFunctionLength
- 0x24, // bDescriptorType
- 0x00, // bDescriptorSubtype
- 0x10, 0x01, // bcdCDC
-
- // Call Management Functional Descriptor, CDC Spec 5.2.3.2, Table 27
- 5, // bFunctionLength
- 0x24, // bDescriptorType
- 0x01, // bDescriptorSubtype
- 0x03, // bmCapabilities
- 1, // bDataInterface
-
- // Abstract Control Management Functional Descriptor, CDC Spec 5.2.3.3, Table 28
- 4, // bFunctionLength
- 0x24, // bDescriptorType
- 0x02, // bDescriptorSubtype
- 0x06, // bmCapabilities
-
- // Union Functional Descriptor, CDC Spec 5.2.3.8, Table 33
- 5, // bFunctionLength
- 0x24, // bDescriptorType
- 0x06, // bDescriptorSubtype
- 0, // bMasterInterface
- 1, // bSlaveInterface0
-
- // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
- ENDPOINT_DESCRIPTOR_LENGTH, // bLength
- ENDPOINT_DESCRIPTOR, // bDescriptorType
- PHY_TO_DESC(EPINT_IN), // bEndpointAddress
- E_INTERRUPT, // bmAttributes (0x03=intr)
- LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
- MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
- 16, // bInterval
-
-
-
-
- // interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
- 9, // bLength
- 4, // bDescriptorType
- 1, // bInterfaceNumber
- 0, // bAlternateSetting
- 2, // bNumEndpoints
- 0x0A, // bInterfaceClass
- 0x00, // bInterfaceSubClass
- 0x00, // bInterfaceProtocol
- 0, // iInterface
-
- // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
- 7, // bLength
- 5, // bDescriptorType
- PHY_TO_DESC(EPBULK_IN), // bEndpointAddress
- 0x02, // bmAttributes (0x02=bulk)
- LSB(MAX_PACKET_SIZE_EPBULK), // wMaxPacketSize (LSB)
- MSB(MAX_PACKET_SIZE_EPBULK), // wMaxPacketSize (MSB)
- 0, // bInterval
-
- // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
- 7, // bLength
- 5, // bDescriptorType
- PHY_TO_DESC(EPBULK_OUT),// bEndpointAddress
- 0x02, // bmAttributes (0x02=bulk)
- LSB(MAX_PACKET_SIZE_EPBULK), // wMaxPacketSize (LSB)
- MSB(MAX_PACKET_SIZE_EPBULK), // wMaxPacketSize (MSB)
- 0 // bInterval
- };
- return configDescriptor;
-}