USBCore.h might be the place to look.
// bMaxPower in Configuration Descriptor
#define USB_CONFIG_POWER_MA(mA) ((mA)/2)
#ifndef USB_CONFIG_POWER
#define USB_CONFIG_POWER (500)
#endif
USBCore.h might be the place to look.
// bMaxPower in Configuration Descriptor
#define USB_CONFIG_POWER_MA(mA) ((mA)/2)
#ifndef USB_CONFIG_POWER
#define USB_CONFIG_POWER (500)
#endif