diff options
Diffstat (limited to 'tusb_callbacks.c')
| -rw-r--r-- | tusb_callbacks.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/tusb_callbacks.c b/tusb_callbacks.c deleted file mode 100644 index 84214c9..0000000 --- a/tusb_callbacks.c +++ /dev/null @@ -1,141 +0,0 @@ -/* tinyusb */ -#include "bsp/board_api.h" -#include "tusb.h" - -/* local */ -#include "tusb_helpers.h" - -#define NUM_INTERFACES CFG_TUD_HID -#define NUM_CONFIGS 1 - -enum { - STRID_LANGID = 0, - STRID_MANUF, - STRID_PRODUCT, - STRID_SERIAL, - - STRID_NONE = 0, -}; - -/** - * Return a pointer to the USB "String Descriptor" (see USB 2.0 §9.6.7 - * "String"). - */ -uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) { - static uint16_t desc[0xFF/2]; - static const max_u16len = (sizeof desc / sizeof desc[0]) - 1; - - static uint16_t const langids[] = { - LANGID_EN_US, - }; - - size_t bytelen = 0; - if (index == 0) { - memcpy(&desc[1], langids, sizeof langids); - bytelen = sizeof langids; - } else { - switch (langid) { - case LANGID_EN_US: - switch (index) { - case STRID_MANUF: bytelen = 2 * utf16_strncpy(&desc[1], UTF16("Umorpha Systems"), max_u16len); break; - case STRID_PRODUCT: bytelen = 2 * utf16_strncpy(&desc[1], UTF16("SBC-Harness Keyboard"), max_u16len); break; - case STRID_SERIAL: bytelen = 2 * board_usb_get_serial(&desc[1], max_u16len); break; - default: - return NULL; - }; - default: - return NULL; - } - } - assert(bytelen <= 0xFF-2); - desc[0] = (uint16_t) ((TUSB_DESC_STRING << 8) | (2+bytelen)); - return desc; -} - -/** - * Return a pointer to the USB "Device Descriptor" (see USB 2.0 §9.6.1 - * "Device") as a byte-array. - */ -uint8_t const *tud_decriptor_device_cb(void) { - /* Our device descriptor is static, so just declare it as a - * static const. */ - static tusb_desc_device_t const desc = { - .bLength = sizeof(tusb_desc_device_t), - .bDescriptorType = TUSB_DESC_DEVICE, - .bcdUSB = 0x200, /* USB 2.0 */ - - /* Use the "base device class", which means to use information - * form interface descriptors instead of a global device - * descriptor. */ - .bDeviceClass = 0x00, - .bDeviceSubClass = 0x00, - .bDeviceProtocol = 0x00, - - .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE, - - .idVendor = 0xCAFE, /* Vendor ID (assigned by the USB-IF) */ - .idProduct = 0x4001, /* Product ID (assigned by the manufacturer) */ - .bcdDevice = 0x0100, /* Device release number */ - - .iManufacturer = STRID_MANUF /* Index of string descriptor describing manufacturer */ - .iProduct = STRID_PRODUCT, /* Index of string descriptor describing product */ - .iSerialNumber = STRID_SERIAL, /* Index of string descriptor describing the device's serial number */ - - .bNumConfigurations = NUM_CONFIGS, /* Number of possible configurations */ - }; - return (uint8_t const *) &desc; -} - -/** - * A USB-HID "Report Descriptor" (see USB-HID 1.11 §6.2.2 "Report - * Descriptor") describing a keyboard. - */ -static uint8_t const hid_report_descriptor_keyboard[] = { TUD_HID_REPORT_DESC_KEYBOARD() }; - -/** - * Return a pointer to the USB config "Configuration Descriptor" (see - * USB 2.0 §9.6.4 "Configuration") for the given index. - */ -uint8_t const *tud_descriptor_configuration_cb(uint8_t index) { - static uint8_t const configs[NUM_CONFIGS][] = { - { - /* USB configuration descriptor header (USB 2.0 §9.6.4 "Configuration") */ - TUD_CONFIG_DESCRIPTOR( - 1, /* bConfigurationValue ; Value to use as an argument to the SetConfiguration() request to select this configuration */ - NUM_INTERFACES, /* bNumInterfaces ; Number of interfaces supported by this configuration */ - STRID_NONE, /* iConfiguration ; Index of string descriptor describing this configuration */ - TUD_CONFIG_DESC_LEN + TUD_HID_DESC_LEN, /* wTotalLength ; Total lenggth of data returned for this configuration */ - TUSB_DESC_CONFIG_ATT_REMOTE_WAKEUP, /* bmAttributes ; Bitmap of flags (self-powered and remote-wakeup are the only flags defined in USB 2.0) */ - 100), /* bMaxPower (in mA) ; Maximum power consumption of the device when in this configuration */ - /* USB-HID input-only descriptor; consisting of 3 parts: - * 1. an interface descriptor (USB 2.0 §9.6.5 "Interface"), - * 2. a class-specific (class=HID) descriptor of type HID (USB-HID 1.11 §6.2.1 "HID Descriptor"), - * 3. an endpoint descriptor for inputs (USB 2.0 §9.6.6 "Endpoint"). - * The TUD_HID_DESCRIPTOR() macro takes care of this for us. */ - TUD_HID_DESCRIPTOR( - 0, /* interface : bInterfaceNumber ; Number of this interface (0-indexed) */ - STRID_NONE, /* interface : iInterface ; Index of string descriptor describing this interface */ - HID_ITF_PROTOCOL_KEYBOARD, /* interface : bInterfaceProtocol ; see USB-HID 1.11 §4.3 "Protocols" */ - sizeof(hid_report_descriptor_keyboard), /* hid : wDescriptorLength ; Total size of report descriptor */ - TUD_ENDPOINT_IN | 1, /* endpoint : bEndpointAddress ; Direction | endpoint number (arbitrary?) */ - CFG_TUD_HID_EP_BUFSIZE, /* endpoint : wMaxPacketSize ; Maximum packet size this endpoint is capable of sending or receiving */ - 10), /* endpoint : bInterval ; poll interval (in milliseconds?) */ - }, - }; - if (index >= sizeof config / sizeof configs[0]) - return NULL; - return configs[index]; -} - -/** - * Return a pointer to the HID "Report Descriptor" (see USB-HID 1.11 - * §6.2.2 "Report Descriptor") for the given index. - */ -uint8_t const *tud_hid_descriptor_report_cb(uint8_t index) { - static uint8_t const *reports[NUM_INTERFACES] = { - hid_report_descriptor_keyboard, - }; - if (index >= sizeof reports / sizeof reports[0]) - return NULL; - return reports[index]; -} |