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Applied USB CDC updates to robot's core.

This commit is contained in:
Cristian Maglie 2013-07-30 10:39:41 +02:00
parent 8c1ce45531
commit d3be60ead6
1 changed files with 40 additions and 30 deletions
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70
hardware/arduino/avr/cores/robot/USBCore.cpp
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@ -39,8 +39,8 @@ volatile u8 RxLEDPulse; /**< Milliseconds remaining for data Rx LED pulse */
//==================================================================
extern const u16 STRING_LANGUAGE[] PROGMEM;
extern const u16 STRING_IPRODUCT[] PROGMEM;
extern const u16 STRING_IMANUFACTURER[] PROGMEM;
extern const u8 STRING_PRODUCT[] PROGMEM;
extern const u8 STRING_MANUFACTURER[] PROGMEM;
extern const DeviceDescriptor USB_DeviceDescriptor PROGMEM;
extern const DeviceDescriptor USB_DeviceDescriptorA PROGMEM;
@ -49,31 +49,24 @@ const u16 STRING_LANGUAGE[2] = {
0x0409 // English
};
const u16 STRING_IPRODUCT[17] = {
(3<<8) | (2+2*16),
#if USB_PID == 0x8036
'A','r','d','u','i','n','o',' ','L','e','o','n','a','r','d','o'
#elif USB_PID == 0x8037
'A','r','d','u','i','n','o',' ','M','i','c','r','o',' ',' ',' '
#elif USB_PID == 0x803C
'A','r','d','u','i','n','o',' ','E','s','p','l','o','r','a',' '
#elif USB_PID == 0x9208
'L','i','l','y','P','a','d','U','S','B',' ',' ',' ',' ',' ',' '
#else
'U','S','B',' ','I','O',' ','B','o','a','r','d',' ',' ',' ',' '
#ifndef USB_PRODUCT
// If no product is provided, use USB IO Board
#define USB_PRODUCT "USB IO Board"
#endif
};
const u16 STRING_IMANUFACTURER[12] = {
(3<<8) | (2+2*11),
const u8 STRING_PRODUCT[] PROGMEM = USB_PRODUCT;
#if USB_VID == 0x2341
'A','r','d','u','i','n','o',' ','L','L','C'
#define USB_MANUFACTURER "Arduino LLC"
#elif USB_VID == 0x1b4f
'S','p','a','r','k','F','u','n',' ',' ',' '
#else
'U','n','k','n','o','w','n',' ',' ',' ',' '
#define USB_MANUFACTURER "SparkFun"
#elif !defined(USB_MANUFACTURER)
// Fall through to unknown if no manufacturer name was provided in a macro
#define USB_MANUFACTURER "Unknown"
#endif
};
const u8 STRING_MANUFACTURER[] PROGMEM = USB_MANUFACTURER;
#ifdef CDC_ENABLED
#define DEVICE_CLASS 0x02
@ -416,6 +409,22 @@ int USB_SendControl(u8 flags, const void* d, int len)
return sent;
}
// Send a USB descriptor string. The string is stored in PROGMEM as a
// plain ASCII string but is sent out as UTF-16 with the correct 2-byte
// prefix
static bool USB_SendStringDescriptor(const u8*string_P, u8 string_len) {
SendControl(2 + string_len * 2);
SendControl(3);
for(u8 i = 0; i < string_len; i++) {
bool r = SendControl(pgm_read_byte(&string_P[i]));
r &= SendControl(0); // high byte
if(!r) {
return false;
}
}
return true;
}
// Does not timeout or cross fifo boundaries
// Will only work for transfers <= 64 bytes
// TODO
@ -476,7 +485,6 @@ bool SendDescriptor(Setup& setup)
return HID_GetDescriptor(t);
#endif
u8 desc_length = 0;
const u8* desc_addr = 0;
if (USB_DEVICE_DESCRIPTOR_TYPE == t)
{
@ -486,20 +494,22 @@ bool SendDescriptor(Setup& setup)
}
else if (USB_STRING_DESCRIPTOR_TYPE == t)
{
if (setup.wValueL == 0)
if (setup.wValueL == 0) {
desc_addr = (const u8*)&STRING_LANGUAGE;
else if (setup.wValueL == IPRODUCT)
desc_addr = (const u8*)&STRING_IPRODUCT;
else if (setup.wValueL == IMANUFACTURER)
desc_addr = (const u8*)&STRING_IMANUFACTURER;
}
else if (setup.wValueL == IPRODUCT) {
return USB_SendStringDescriptor(STRING_PRODUCT, strlen(USB_PRODUCT));
}
else if (setup.wValueL == IMANUFACTURER) {
return USB_SendStringDescriptor(STRING_MANUFACTURER, strlen(USB_MANUFACTURER));
}
else
return false;
}
if (desc_addr == 0)
return false;
if (desc_length == 0)
desc_length = pgm_read_byte(desc_addr);
u8 desc_length = pgm_read_byte(desc_addr);
USB_SendControl(TRANSFER_PGM,desc_addr,desc_length);
return true;