diff options
Diffstat (limited to 'tmk_core/protocol/vusb/usbdrv')
| -rw-r--r-- | tmk_core/protocol/vusb/usbdrv/oddebug.c | 22 | ||||
| -rw-r--r-- | tmk_core/protocol/vusb/usbdrv/oddebug.h | 114 | ||||
| -rw-r--r-- | tmk_core/protocol/vusb/usbdrv/usbconfig-prototype.h | 86 | ||||
| -rw-r--r-- | tmk_core/protocol/vusb/usbdrv/usbdrv.c | 673 | ||||
| -rw-r--r-- | tmk_core/protocol/vusb/usbdrv/usbdrv.h | 487 |
5 files changed, 684 insertions, 698 deletions
diff --git a/tmk_core/protocol/vusb/usbdrv/oddebug.c b/tmk_core/protocol/vusb/usbdrv/oddebug.c index 945457c1f4..bcd28ff014 100644 --- a/tmk_core/protocol/vusb/usbdrv/oddebug.c +++ b/tmk_core/protocol/vusb/usbdrv/oddebug.c @@ -12,34 +12,30 @@ #if DEBUG_LEVEL > 0 -#warning "Never compile production devices with debugging enabled" +# warning "Never compile production devices with debugging enabled" -static void uartPutc(char c) -{ - while(!(ODDBG_USR & (1 << ODDBG_UDRE))); /* wait for data register empty */ +static void uartPutc(char c) { + while (!(ODDBG_USR & (1 << ODDBG_UDRE))) + ; /* wait for data register empty */ ODDBG_UDR = c; } -static uchar hexAscii(uchar h) -{ +static uchar hexAscii(uchar h) { h &= 0xf; - if(h >= 10) - h += 'a' - (uchar)10 - '0'; + if (h >= 10) h += 'a' - (uchar)10 - '0'; h += '0'; return h; } -static void printHex(uchar c) -{ +static void printHex(uchar c) { uartPutc(hexAscii(c >> 4)); uartPutc(hexAscii(c)); } -void odDebug(uchar prefix, uchar *data, uchar len) -{ +void odDebug(uchar prefix, uchar *data, uchar len) { printHex(prefix); uartPutc(':'); - while(len--){ + while (len--) { uartPutc(' '); printHex(*data++); } diff --git a/tmk_core/protocol/vusb/usbdrv/oddebug.h b/tmk_core/protocol/vusb/usbdrv/oddebug.h index d61309daac..f93f338794 100644 --- a/tmk_core/protocol/vusb/usbdrv/oddebug.h +++ b/tmk_core/protocol/vusb/usbdrv/oddebug.h @@ -23,39 +23,38 @@ A debug log consists of a label ('prefix') to indicate which debug log created the output and a memory block to dump in hex ('data' and 'len'). */ - #ifndef F_CPU -# define F_CPU 12000000 /* 12 MHz */ +# define F_CPU 12000000 /* 12 MHz */ #endif /* make sure we have the UART defines: */ #include "usbportability.h" #ifndef uchar -# define uchar unsigned char +# define uchar unsigned char #endif #if DEBUG_LEVEL > 0 && !(defined TXEN || defined TXEN0) /* no UART in device */ -# warning "Debugging disabled because device has no UART" -# undef DEBUG_LEVEL +# warning "Debugging disabled because device has no UART" +# undef DEBUG_LEVEL #endif #ifndef DEBUG_LEVEL -# define DEBUG_LEVEL 0 +# define DEBUG_LEVEL 0 #endif /* ------------------------------------------------------------------------- */ #if DEBUG_LEVEL > 0 -# define DBG1(prefix, data, len) odDebug(prefix, data, len) +# define DBG1(prefix, data, len) odDebug(prefix, data, len) #else -# define DBG1(prefix, data, len) +# define DBG1(prefix, data, len) #endif #if DEBUG_LEVEL > 1 -# define DBG2(prefix, data, len) odDebug(prefix, data, len) +# define DBG2(prefix, data, len) odDebug(prefix, data, len) #else -# define DBG2(prefix, data, len) +# define DBG2(prefix, data, len) #endif /* ------------------------------------------------------------------------- */ @@ -65,57 +64,56 @@ extern void odDebug(uchar prefix, uchar *data, uchar len); /* Try to find our control registers; ATMEL likes to rename these */ -#if defined UBRR -# define ODDBG_UBRR UBRR -#elif defined UBRRL -# define ODDBG_UBRR UBRRL -#elif defined UBRR0 -# define ODDBG_UBRR UBRR0 -#elif defined UBRR0L -# define ODDBG_UBRR UBRR0L -#endif - -#if defined UCR -# define ODDBG_UCR UCR -#elif defined UCSRB -# define ODDBG_UCR UCSRB -#elif defined UCSR0B -# define ODDBG_UCR UCSR0B -#endif - -#if defined TXEN -# define ODDBG_TXEN TXEN -#else -# define ODDBG_TXEN TXEN0 -#endif - -#if defined USR -# define ODDBG_USR USR -#elif defined UCSRA -# define ODDBG_USR UCSRA -#elif defined UCSR0A -# define ODDBG_USR UCSR0A -#endif - -#if defined UDRE -# define ODDBG_UDRE UDRE -#else -# define ODDBG_UDRE UDRE0 -#endif - -#if defined UDR -# define ODDBG_UDR UDR -#elif defined UDR0 -# define ODDBG_UDR UDR0 -#endif - -static inline void odDebugInit(void) -{ - ODDBG_UCR |= (1<<ODDBG_TXEN); +# if defined UBRR +# define ODDBG_UBRR UBRR +# elif defined UBRRL +# define ODDBG_UBRR UBRRL +# elif defined UBRR0 +# define ODDBG_UBRR UBRR0 +# elif defined UBRR0L +# define ODDBG_UBRR UBRR0L +# endif + +# if defined UCR +# define ODDBG_UCR UCR +# elif defined UCSRB +# define ODDBG_UCR UCSRB +# elif defined UCSR0B +# define ODDBG_UCR UCSR0B +# endif + +# if defined TXEN +# define ODDBG_TXEN TXEN +# else +# define ODDBG_TXEN TXEN0 +# endif + +# if defined USR +# define ODDBG_USR USR +# elif defined UCSRA +# define ODDBG_USR UCSRA +# elif defined UCSR0A +# define ODDBG_USR UCSR0A +# endif + +# if defined UDRE +# define ODDBG_UDRE UDRE +# else +# define ODDBG_UDRE UDRE0 +# endif + +# if defined UDR +# define ODDBG_UDR UDR +# elif defined UDR0 +# define ODDBG_UDR UDR0 +# endif + +static inline void odDebugInit(void) { + ODDBG_UCR |= (1 << ODDBG_TXEN); ODDBG_UBRR = F_CPU / (19200 * 16L) - 1; } #else -# define odDebugInit() +# define odDebugInit() #endif /* ------------------------------------------------------------------------- */ diff --git a/tmk_core/protocol/vusb/usbdrv/usbconfig-prototype.h b/tmk_core/protocol/vusb/usbdrv/usbconfig-prototype.h index 847710e2a0..020ea51474 100644 --- a/tmk_core/protocol/vusb/usbdrv/usbconfig-prototype.h +++ b/tmk_core/protocol/vusb/usbdrv/usbconfig-prototype.h @@ -26,15 +26,15 @@ section at the end of this file). /* ---------------------------- Hardware Config ---------------------------- */ -#define USB_CFG_IOPORTNAME D +#define USB_CFG_IOPORTNAME D /* This is the port where the USB bus is connected. When you configure it to * "B", the registers PORTB, PINB and DDRB will be used. */ -#define USB_CFG_DMINUS_BIT 4 +#define USB_CFG_DMINUS_BIT 4 /* This is the bit number in USB_CFG_IOPORT where the USB D- line is connected. * This may be any bit in the port. */ -#define USB_CFG_DPLUS_BIT 2 +#define USB_CFG_DPLUS_BIT 2 /* This is the bit number in USB_CFG_IOPORT where the USB D+ line is connected. * This may be any bit in the port. Please note that D+ must also be connected * to interrupt pin INT0! [You can also use other interrupts, see section @@ -43,7 +43,7 @@ section at the end of this file). * interrupt, the USB interrupt will also be triggered at Start-Of-Frame * markers every millisecond.] */ -#define USB_CFG_CLOCK_KHZ (F_CPU/1000) +#define USB_CFG_CLOCK_KHZ (F_CPU / 1000) /* Clock rate of the AVR in kHz. Legal values are 12000, 12800, 15000, 16000, * 16500, 18000 and 20000. The 12.8 MHz and 16.5 MHz versions of the code * require no crystal, they tolerate +/- 1% deviation from the nominal @@ -52,7 +52,7 @@ section at the end of this file). * Since F_CPU should be defined to your actual clock rate anyway, you should * not need to modify this setting. */ -#define USB_CFG_CHECK_CRC 0 +#define USB_CFG_CHECK_CRC 0 /* Define this to 1 if you want that the driver checks integrity of incoming * data packets (CRC checks). CRC checks cost quite a bit of code size and are * currently only available for 18 MHz crystal clock. You must choose @@ -75,18 +75,18 @@ section at the end of this file). /* --------------------------- Functional Range ---------------------------- */ -#define USB_CFG_HAVE_INTRIN_ENDPOINT 0 +#define USB_CFG_HAVE_INTRIN_ENDPOINT 0 /* Define this to 1 if you want to compile a version with two endpoints: The * default control endpoint 0 and an interrupt-in endpoint (any other endpoint * number). */ -#define USB_CFG_HAVE_INTRIN_ENDPOINT3 0 +#define USB_CFG_HAVE_INTRIN_ENDPOINT3 0 /* Define this to 1 if you want to compile a version with three endpoints: The * default control endpoint 0, an interrupt-in endpoint 3 (or the number * configured below) and a catch-all default interrupt-in endpoint as above. * You must also define USB_CFG_HAVE_INTRIN_ENDPOINT to 1 for this feature. */ -#define USB_CFG_EP3_NUMBER 3 +#define USB_CFG_EP3_NUMBER 3 /* If the so-called endpoint 3 is used, it can now be configured to any other * endpoint number (except 0) with this macro. Default if undefined is 3. */ @@ -96,13 +96,13 @@ section at the end of this file). * Since the token is toggled BEFORE sending any data, the first packet is * sent with the oposite value of this configuration! */ -#define USB_CFG_IMPLEMENT_HALT 0 +#define USB_CFG_IMPLEMENT_HALT 0 /* Define this to 1 if you also want to implement the ENDPOINT_HALT feature * for endpoint 1 (interrupt endpoint). Although you may not need this feature, * it is required by the standard. We have made it a config option because it * bloats the code considerably. */ -#define USB_CFG_SUPPRESS_INTR_CODE 0 +#define USB_CFG_SUPPRESS_INTR_CODE 0 /* Define this to 1 if you want to declare interrupt-in endpoints, but don't * want to send any data over them. If this macro is defined to 1, functions * usbSetInterrupt() and usbSetInterrupt3() are omitted. This is useful if @@ -110,48 +110,48 @@ section at the end of this file). * (e.g. HID), but never want to send any data. This option saves a couple * of bytes in flash memory and the transmit buffers in RAM. */ -#define USB_CFG_INTR_POLL_INTERVAL 10 +#define USB_CFG_INTR_POLL_INTERVAL 10 /* If you compile a version with endpoint 1 (interrupt-in), this is the poll * interval. The value is in milliseconds and must not be less than 10 ms for * low speed devices. */ -#define USB_CFG_IS_SELF_POWERED 0 +#define USB_CFG_IS_SELF_POWERED 0 /* Define this to 1 if the device has its own power supply. Set it to 0 if the * device is powered from the USB bus. */ -#define USB_CFG_MAX_BUS_POWER 100 +#define USB_CFG_MAX_BUS_POWER 100 /* Set this variable to the maximum USB bus power consumption of your device. * The value is in milliamperes. [It will be divided by two since USB * communicates power requirements in units of 2 mA.] */ -#define USB_CFG_IMPLEMENT_FN_WRITE 0 +#define USB_CFG_IMPLEMENT_FN_WRITE 0 /* Set this to 1 if you want usbFunctionWrite() to be called for control-out * transfers. Set it to 0 if you don't need it and want to save a couple of * bytes. */ -#define USB_CFG_IMPLEMENT_FN_READ 0 +#define USB_CFG_IMPLEMENT_FN_READ 0 /* Set this to 1 if you need to send control replies which are generated * "on the fly" when usbFunctionRead() is called. If you only want to send * data from a static buffer, set it to 0 and return the data from * usbFunctionSetup(). This saves a couple of bytes. */ -#define USB_CFG_IMPLEMENT_FN_WRITEOUT 0 +#define USB_CFG_IMPLEMENT_FN_WRITEOUT 0 /* Define this to 1 if you want to use interrupt-out (or bulk out) endpoints. * You must implement the function usbFunctionWriteOut() which receives all * interrupt/bulk data sent to any endpoint other than 0. The endpoint number * can be found in 'usbRxToken'. */ -#define USB_CFG_HAVE_FLOWCONTROL 0 +#define USB_CFG_HAVE_FLOWCONTROL 0 /* Define this to 1 if you want flowcontrol over USB data. See the definition * of the macros usbDisableAllRequests() and usbEnableAllRequests() in * usbdrv.h. */ -#define USB_CFG_DRIVER_FLASH_PAGE 0 +#define USB_CFG_DRIVER_FLASH_PAGE 0 /* If the device has more than 64 kBytes of flash, define this to the 64 k page * where the driver's constants (descriptors) are located. Or in other words: * Define this to 1 for boot loaders on the ATMega128. */ -#define USB_CFG_LONG_TRANSFERS 0 +#define USB_CFG_LONG_TRANSFERS 0 /* Define this to 1 if you want to send/receive blocks of more than 254 bytes * in a single control-in or control-out transfer. Note that the capability * for long transfers increases the driver size. @@ -172,7 +172,7 @@ section at the end of this file). /* This macro (if defined) is executed when a USB SET_ADDRESS request was * received. */ -#define USB_COUNT_SOF 0 +#define USB_COUNT_SOF 0 /* define this macro to 1 if you need the global variable "usbSofCount" which * counts SOF packets. This feature requires that the hardware interrupt is * connected to D- instead of D+. @@ -196,7 +196,7 @@ section at the end of this file). * Please note that Start Of Frame detection works only if D- is wired to the * interrupt, not D+. THIS IS DIFFERENT THAN MOST EXAMPLES! */ -#define USB_CFG_CHECK_DATA_TOGGLING 0 +#define USB_CFG_CHECK_DATA_TOGGLING 0 /* define this macro to 1 if you want to filter out duplicate data packets * sent by the host. Duplicates occur only as a consequence of communication * errors, when the host does not receive an ACK. Please note that you need to @@ -204,11 +204,11 @@ section at the end of this file). * usbFunctionWrite(). Use the global usbCurrentDataToken and a static variable * for each control- and out-endpoint to check for duplicate packets. */ -#define USB_CFG_HAVE_MEASURE_FRAME_LENGTH 0 +#define USB_CFG_HAVE_MEASURE_FRAME_LENGTH 0 /* define this macro to 1 if you want the function usbMeasureFrameLength() * compiled in. This function can be used to calibrate the AVR's RC oscillator. */ -#define USB_USE_FAST_CRC 0 +#define USB_USE_FAST_CRC 0 /* The assembler module has two implementations for the CRC algorithm. One is * faster, the other is smaller. This CRC routine is only used for transmitted * messages where timing is not critical. The faster routine needs 31 cycles @@ -219,7 +219,7 @@ section at the end of this file). /* -------------------------- Device Description --------------------------- */ -#define USB_CFG_VENDOR_ID 0xc0, 0x16 /* = 0x16c0 = 5824 = voti.nl */ +#define USB_CFG_VENDOR_ID 0xc0, 0x16 /* = 0x16c0 = 5824 = voti.nl */ /* USB vendor ID for the device, low byte first. If you have registered your * own Vendor ID, define it here. Otherwise you may use one of obdev's free * shared VID/PID pairs. Be sure to read USB-IDs-for-free.txt for rules! @@ -228,7 +228,7 @@ section at the end of this file). * with libusb: 0x16c0/0x5dc. Use this VID/PID pair ONLY if you understand * the implications! */ -#define USB_CFG_DEVICE_ID 0xdc, 0x05 /* = 0x05dc = 1500 */ +#define USB_CFG_DEVICE_ID 0xdc, 0x05 /* = 0x05dc = 1500 */ /* This is the ID of the product, low byte first. It is interpreted in the * scope of the vendor ID. If you have registered your own VID with usb.org * or if you have licensed a PID from somebody else, define it here. Otherwise @@ -239,10 +239,10 @@ section at the end of this file). * with libusb: 0x16c0/0x5dc. Use this VID/PID pair ONLY if you understand * the implications! */ -#define USB_CFG_DEVICE_VERSION 0x00, 0x01 +#define USB_CFG_DEVICE_VERSION 0x00, 0x01 /* Version number of the device: Minor number first, then major number. */ -#define USB_CFG_VENDOR_NAME 'o', 'b', 'd', 'e', 'v', '.', 'a', 't' +#define USB_CFG_VENDOR_NAME 'o', 'b', 'd', 'e', 'v', '.', 'a', 't' #define USB_CFG_VENDOR_NAME_LEN 8 /* These two values define the vendor name returned by the USB device. The name * must be given as a list of characters under single quotes. The characters @@ -252,7 +252,7 @@ section at the end of this file). * obdev's free shared VID/PID pair. See the file USB-IDs-for-free.txt for * details. */ -#define USB_CFG_DEVICE_NAME 'T', 'e', 'm', 'p', 'l', 'a', 't', 'e' +#define USB_CFG_DEVICE_NAME 'T', 'e', 'm', 'p', 'l', 'a', 't', 'e' #define USB_CFG_DEVICE_NAME_LEN 8 /* Same as above for the device name. If you don't want a device name, undefine * the macros. See the file USB-IDs-for-free.txt before you assign a name if @@ -267,14 +267,14 @@ section at the end of this file). * to fine tune control over USB descriptors such as the string descriptor * for the serial number. */ -#define USB_CFG_DEVICE_CLASS 0xff /* set to 0 if deferred to interface */ -#define USB_CFG_DEVICE_SUBCLASS 0 +#define USB_CFG_DEVICE_CLASS 0xff /* set to 0 if deferred to interface */ +#define USB_CFG_DEVICE_SUBCLASS 0 /* See USB specification if you want to conform to an existing device class. * Class 0xff is "vendor specific". */ -#define USB_CFG_INTERFACE_CLASS 0 /* define class here if not at device level */ -#define USB_CFG_INTERFACE_SUBCLASS 0 -#define USB_CFG_INTERFACE_PROTOCOL 0 +#define USB_CFG_INTERFACE_CLASS 0 /* define class here if not at device level */ +#define USB_CFG_INTERFACE_SUBCLASS 0 +#define USB_CFG_INTERFACE_PROTOCOL 0 /* See USB specification if you want to conform to an existing device class or * protocol. The following classes must be set at interface level: * HID class is 3, no subclass and protocol required (but may be useful!) @@ -345,16 +345,16 @@ section at the end of this file). * }; */ -#define USB_CFG_DESCR_PROPS_DEVICE 0 -#define USB_CFG_DESCR_PROPS_CONFIGURATION 0 -#define USB_CFG_DESCR_PROPS_STRINGS 0 -#define USB_CFG_DESCR_PROPS_STRING_0 0 -#define USB_CFG_DESCR_PROPS_STRING_VENDOR 0 -#define USB_CFG_DESCR_PROPS_STRING_PRODUCT 0 -#define USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER 0 -#define USB_CFG_DESCR_PROPS_HID 0 -#define USB_CFG_DESCR_PROPS_HID_REPORT 0 -#define USB_CFG_DESCR_PROPS_UNKNOWN 0 +#define USB_CFG_DESCR_PROPS_DEVICE 0 +#define USB_CFG_DESCR_PROPS_CONFIGURATION 0 +#define USB_CFG_DESCR_PROPS_STRINGS 0 +#define USB_CFG_DESCR_PROPS_STRING_0 0 +#define USB_CFG_DESCR_PROPS_STRING_VENDOR 0 +#define USB_CFG_DESCR_PROPS_STRING_PRODUCT 0 +#define USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER 0 +#define USB_CFG_DESCR_PROPS_HID 0 +#define USB_CFG_DESCR_PROPS_HID_REPORT 0 +#define USB_CFG_DESCR_PROPS_UNKNOWN 0 /* ----------------------- Optional MCU Description ------------------------ */ diff --git a/tmk_core/protocol/vusb/usbdrv/usbdrv.c b/tmk_core/protocol/vusb/usbdrv/usbdrv.c index 30cdc9dcfc..f69198b1b9 100644 --- a/tmk_core/protocol/vusb/usbdrv/usbdrv.c +++ b/tmk_core/protocol/vusb/usbdrv/usbdrv.c @@ -21,36 +21,36 @@ documentation of the entire driver. /* ------------------------------------------------------------------------- */ /* raw USB registers / interface to assembler code: */ -uchar usbRxBuf[2*USB_BUFSIZE]; /* raw RX buffer: PID, 8 bytes data, 2 bytes CRC */ -uchar usbInputBufOffset; /* offset in usbRxBuf used for low level receiving */ -uchar usbDeviceAddr; /* assigned during enumeration, defaults to 0 */ -uchar usbNewDeviceAddr; /* device ID which should be set after status phase */ -uchar usbConfiguration; /* currently selected configuration. Administered by driver, but not used */ -volatile schar usbRxLen; /* = 0; number of bytes in usbRxBuf; 0 means free, -1 for flow control */ -uchar usbCurrentTok; /* last token received or endpoint number for last OUT token if != 0 */ -uchar usbRxToken; /* token for data we received; or endpont number for last OUT */ -volatile uchar usbTxLen = USBPID_NAK; /* number of bytes to transmit with next IN token or handshake token */ -uchar usbTxBuf[USB_BUFSIZE];/* data to transmit with next IN, free if usbTxLen contains handshake token */ +uchar usbRxBuf[2 * USB_BUFSIZE]; /* raw RX buffer: PID, 8 bytes data, 2 bytes CRC */ +uchar usbInputBufOffset; /* offset in usbRxBuf used for low level receiving */ +uchar usbDeviceAddr; /* assigned during enumeration, defaults to 0 */ +uchar usbNewDeviceAddr; /* device ID which should be set after status phase */ +uchar usbConfiguration; /* currently selected configuration. Administered by driver, but not used */ +volatile schar usbRxLen; /* = 0; number of bytes in usbRxBuf; 0 means free, -1 for flow control */ +uchar usbCurrentTok; /* last token received or endpoint number for last OUT token if != 0 */ +uchar usbRxToken; /* token for data we received; or endpont number for last OUT */ +volatile uchar usbTxLen = USBPID_NAK; /* number of bytes to transmit with next IN token or handshake token */ +uchar usbTxBuf[USB_BUFSIZE]; /* data to transmit with next IN, free if usbTxLen contains handshake token */ #if USB_COUNT_SOF -volatile uchar usbSofCount; /* incremented by assembler module every SOF */ +volatile uchar usbSofCount; /* incremented by assembler module every SOF */ #endif #if USB_CFG_HAVE_INTRIN_ENDPOINT && !USB_CFG_SUPPRESS_INTR_CODE -usbTxStatus_t usbTxStatus1; -# if USB_CFG_HAVE_INTRIN_ENDPOINT3 -usbTxStatus_t usbTxStatus3; -# endif +usbTxStatus_t usbTxStatus1; +# if USB_CFG_HAVE_INTRIN_ENDPOINT3 +usbTxStatus_t usbTxStatus3; +# endif #endif #if USB_CFG_CHECK_DATA_TOGGLING -uchar usbCurrentDataToken;/* when we check data toggling to ignore duplicate packets */ +uchar usbCurrentDataToken; /* when we check data toggling to ignore duplicate packets */ #endif /* USB status registers / not shared with asm code */ -uchar *usbMsgPtr; /* data to transmit next -- ROM or RAM address */ -static usbMsgLen_t usbMsgLen = USB_NO_MSG; /* remaining number of bytes */ -static uchar usbMsgFlags; /* flag values see below */ +uchar * usbMsgPtr; /* data to transmit next -- ROM or RAM address */ +static usbMsgLen_t usbMsgLen = USB_NO_MSG; /* remaining number of bytes */ +static uchar usbMsgFlags; /* flag values see below */ -#define USB_FLG_MSGPTR_IS_ROM (1<<6) -#define USB_FLG_USE_USER_RW (1<<7) +#define USB_FLG_MSGPTR_IS_ROM (1 << 6) +#define USB_FLG_USE_USER_RW (1 << 7) /* optimizing hints: @@ -64,196 +64,174 @@ optimizing hints: #if USB_CFG_DESCR_PROPS_STRINGS == 0 -#if USB_CFG_DESCR_PROPS_STRING_0 == 0 -#undef USB_CFG_DESCR_PROPS_STRING_0 -#define USB_CFG_DESCR_PROPS_STRING_0 sizeof(usbDescriptorString0) -const PROGMEM char usbDescriptorString0[] = { /* language descriptor */ +# if USB_CFG_DESCR_PROPS_STRING_0 == 0 +# undef USB_CFG_DESCR_PROPS_STRING_0 +# define USB_CFG_DESCR_PROPS_STRING_0 sizeof(usbDescriptorString0) +const PROGMEM char usbDescriptorString0[] = { + /* language descriptor */ 4, /* sizeof(usbDescriptorString0): length of descriptor in bytes */ 3, /* descriptor type */ 0x09, 0x04, /* language index (0x0409 = US-English) */ }; -#endif +# endif -#if USB_CFG_DESCR_PROPS_STRING_VENDOR == 0 && USB_CFG_VENDOR_NAME_LEN -#undef USB_CFG_DESCR_PROPS_STRING_VENDOR -#define USB_CFG_DESCR_PROPS_STRING_VENDOR sizeof(usbDescriptorStringVendor) -const PROGMEM int usbDescriptorStringVendor[] = { - USB_STRING_DESCRIPTOR_HEADER(USB_CFG_VENDOR_NAME_LEN), - USB_CFG_VENDOR_NAME -}; -#endif +# if USB_CFG_DESCR_PROPS_STRING_VENDOR == 0 && USB_CFG_VENDOR_NAME_LEN +# undef USB_CFG_DESCR_PROPS_STRING_VENDOR +# define USB_CFG_DESCR_PROPS_STRING_VENDOR sizeof(usbDescriptorStringVendor) +const PROGMEM int usbDescriptorStringVendor[] = {USB_STRING_DESCRIPTOR_HEADER(USB_CFG_VENDOR_NAME_LEN), USB_CFG_VENDOR_NAME}; +# endif -#if USB_CFG_DESCR_PROPS_STRING_PRODUCT == 0 && USB_CFG_DEVICE_NAME_LEN -#undef USB_CFG_DESCR_PROPS_STRING_PRODUCT -#define USB_CFG_DESCR_PROPS_STRING_PRODUCT sizeof(usbDescriptorStringDevice) -const PROGMEM int usbDescriptorStringDevice[] = { - USB_STRING_DESCRIPTOR_HEADER(USB_CFG_DEVICE_NAME_LEN), - USB_CFG_DEVICE_NAME -}; -#endif +# if USB_CFG_DESCR_PROPS_STRING_PRODUCT == 0 && USB_CFG_DEVICE_NAME_LEN +# undef USB_CFG_DESCR_PROPS_STRING_PRODUCT +# define USB_CFG_DESCR_PROPS_STRING_PRODUCT sizeof(usbDescriptorStringDevice) +const PROGMEM int usbDescriptorStringDevice[] = {USB_STRING_DESCRIPTOR_HEADER(USB_CFG_DEVICE_NAME_LEN), USB_CFG_DEVICE_NAME}; +# endif -#if USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER == 0 && USB_CFG_SERIAL_NUMBER_LEN -#undef USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER -#define USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER sizeof(usbDescriptorStringSerialNumber) -const PROGMEM int usbDescriptorStringSerialNumber[] = { - USB_STRING_DESCRIPTOR_HEADER(USB_CFG_SERIAL_NUMBER_LEN), - USB_CFG_SERIAL_NUMBER -}; -#endif +# if USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER == 0 && USB_CFG_SERIAL_NUMBER_LEN +# undef USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER +# define USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER sizeof(usbDescriptorStringSerialNumber) +const PROGMEM int usbDescriptorStringSerialNumber[] = {USB_STRING_DESCRIPTOR_HEADER(USB_CFG_SERIAL_NUMBER_LEN), USB_CFG_SERIAL_NUMBER}; +# endif -#endif /* USB_CFG_DESCR_PROPS_STRINGS == 0 */ +#endif /* USB_CFG_DESCR_PROPS_STRINGS == 0 */ /* --------------------------- Device Descriptor --------------------------- */ #if USB_CFG_DESCR_PROPS_DEVICE == 0 -#undef USB_CFG_DESCR_PROPS_DEVICE -#define USB_CFG_DESCR_PROPS_DEVICE sizeof(usbDescriptorDevice) -const PROGMEM char usbDescriptorDevice[] = { /* USB device descriptor */ - 18, /* sizeof(usbDescriptorDevice): length of descriptor in bytes */ - USBDESCR_DEVICE, /* descriptor type */ - 0x10, 0x01, /* USB version supported */ - USB_CFG_DEVICE_CLASS, - USB_CFG_DEVICE_SUBCLASS, - 0, /* protocol */ - 8, /* max packet size */ +# undef USB_CFG_DESCR_PROPS_DEVICE +# define USB_CFG_DESCR_PROPS_DEVICE sizeof(usbDescriptorDevice) +const PROGMEM char usbDescriptorDevice[] = { + /* USB device descriptor */ + 18, /* sizeof(usbDescriptorDevice): length of descriptor in bytes */ + USBDESCR_DEVICE, /* descriptor type */ + 0x10, 0x01, /* USB version supported */ + USB_CFG_DEVICE_CLASS, USB_CFG_DEVICE_SUBCLASS, 0, /* protocol */ + 8, /* max packet size */ /* the following two casts affect the first byte of the constant only, but * that's sufficient to avoid a warning with the default values. */ - (char)USB_CFG_VENDOR_ID,/* 2 bytes */ - (char)USB_CFG_DEVICE_ID,/* 2 bytes */ - USB_CFG_DEVICE_VERSION, /* 2 bytes */ - USB_CFG_DESCR_PROPS_STRING_VENDOR != 0 ? 1 : 0, /* manufacturer string index */ - USB_CFG_DESCR_PROPS_STRING_PRODUCT != 0 ? 2 : 0, /* product string index */ - USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER != 0 ? 3 : 0, /* serial number string index */ - 1, /* number of configurations */ + (char)USB_CFG_VENDOR_ID, /* 2 bytes */ + (char)USB_CFG_DEVICE_ID, /* 2 bytes */ + USB_CFG_DEVICE_VERSION, /* 2 bytes */ + USB_CFG_DESCR_PROPS_STRING_VENDOR != 0 ? 1 : 0, /* manufacturer string index */ + USB_CFG_DESCR_PROPS_STRING_PRODUCT != 0 ? 2 : 0, /* product string index */ + USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER != 0 ? 3 : 0, /* serial number string index */ + 1, /* number of configurations */ }; #endif /* ----------------------- Configuration Descriptor ------------------------ */ #if USB_CFG_DESCR_PROPS_HID_REPORT != 0 && USB_CFG_DESCR_PROPS_HID == 0 -#undef USB_CFG_DESCR_PROPS_HID -#define USB_CFG_DESCR_PROPS_HID 9 /* length of HID descriptor in config descriptor below */ +# undef USB_CFG_DESCR_PROPS_HID +# define USB_CFG_DESCR_PROPS_HID 9 /* length of HID descriptor in config descriptor below */ #endif #if USB_CFG_DESCR_PROPS_CONFIGURATION == 0 -#undef USB_CFG_DESCR_PROPS_CONFIGURATION -#define USB_CFG_DESCR_PROPS_CONFIGURATION sizeof(usbDescriptorConfiguration) -PROGMEM char usbDescriptorConfiguration[] = { /* USB configuration descriptor */ - 9, /* sizeof(usbDescriptorConfiguration): length of descriptor in bytes */ - USBDESCR_CONFIG, /* descriptor type */ - 18 + 7 * USB_CFG_HAVE_INTRIN_ENDPOINT + 7 * USB_CFG_HAVE_INTRIN_ENDPOINT3 + - (USB_CFG_DESCR_PROPS_HID & 0xff), 0, - /* total length of data returned (including inlined descriptors) */ - 1, /* number of interfaces in this configuration */ - 1, /* index of this configuration */ - 0, /* configuration name string index */ -#if USB_CFG_IS_SELF_POWERED - (1 << 7) | USBATTR_SELFPOWER, /* attributes */ -#else - (1 << 7), /* attributes */ -#endif - USB_CFG_MAX_BUS_POWER/2, /* max USB current in 2mA units */ -/* interface descriptor follows inline: */ - 9, /* sizeof(usbDescrInterface): length of descriptor in bytes */ - USBDESCR_INTERFACE, /* descriptor type */ - 0, /* index of this interface */ - 0, /* alternate setting for this interface */ - USB_CFG_HAVE_INTRIN_ENDPOINT + USB_CFG_HAVE_INTRIN_ENDPOINT3, /* endpoints excl 0: number of endpoint descriptors to follow */ - USB_CFG_INTERFACE_CLASS, - USB_CFG_INTERFACE_SUBCLASS, - USB_CFG_INTERFACE_PROTOCOL, - 0, /* string index for interface */ -#if (USB_CFG_DESCR_PROPS_HID & 0xff) /* HID descriptor */ - 9, /* sizeof(usbDescrHID): length of descriptor in bytes */ - USBDESCR_HID, /* descriptor type: HID */ - 0x01, 0x01, /* BCD representation of HID version */ - 0x00, /* target country code */ - 0x01, /* number of HID Report (or other HID class) Descriptor infos to follow */ - 0x22, /* descriptor type: report */ - USB_CFG_HID_REPORT_DESCRIPTOR_LENGTH, 0, /* total length of report descriptor */ -#endif -#if USB_CFG_HAVE_INTRIN_ENDPOINT /* endpoint descriptor for endpoint 1 */ - 7, /* sizeof(usbDescrEndpoint) */ - USBDESCR_ENDPOINT, /* descriptor type = endpoint */ - (char)0x81, /* IN endpoint number 1 */ - 0x03, /* attrib: Interrupt endpoint */ - 8, 0, /* maximum packet size */ - USB_CFG_INTR_POLL_INTERVAL, /* in ms */ -#endif -#if USB_CFG_HAVE_INTRIN_ENDPOINT3 /* endpoint descriptor for endpoint 3 */ - 7, /* sizeof(usbDescrEndpoint) */ - USBDESCR_ENDPOINT, /* descriptor type = endpoint */ +# undef USB_CFG_DESCR_PROPS_CONFIGURATION +# define USB_CFG_DESCR_PROPS_CONFIGURATION sizeof(usbDescriptorConfiguration) +PROGMEM char usbDescriptorConfiguration[] = { + /* USB configuration descriptor */ + 9, /* sizeof(usbDescriptorConfiguration): length of descriptor in bytes */ + USBDESCR_CONFIG, /* descriptor type */ + 18 + 7 * USB_CFG_HAVE_INTRIN_ENDPOINT + 7 * USB_CFG_HAVE_INTRIN_ENDPOINT3 + (USB_CFG_DESCR_PROPS_HID & 0xff), 0, + /* total length of data returned (including inlined descriptors) */ + 1, /* number of interfaces in this configuration */ + 1, /* index of this configuration */ + 0, /* configuration name string index */ +# if USB_CFG_IS_SELF_POWERED + (1 << 7) | USBATTR_SELFPOWER, /* attributes */ +# else + (1 << 7), /* attributes */ +# endif + USB_CFG_MAX_BUS_POWER / 2, /* max USB current in 2mA units */ + /* interface descriptor follows inline: */ + 9, /* sizeof(usbDescrInterface): length of descriptor in bytes */ + USBDESCR_INTERFACE, /* descriptor type */ + 0, /* index of this interface */ + 0, /* alternate setting for this interface */ + USB_CFG_HAVE_INTRIN_ENDPOINT + USB_CFG_HAVE_INTRIN_ENDPOINT3, /* endpoints excl 0: number of endpoint descriptors to follow */ + USB_CFG_INTERFACE_CLASS, USB_CFG_INTERFACE_SUBCLASS, USB_CFG_INTERFACE_PROTOCOL, 0, /* string index for interface */ +# if (USB_CFG_DESCR_PROPS_HID & 0xff) /* HID descriptor */ + 9, /* sizeof(usbDescrHID): length of descriptor in bytes */ + USBDESCR_HID, /* descriptor type: HID */ + 0x01, 0x01, /* BCD representation of HID version */ + 0x00, /* target country code */ + 0x01, /* number of HID Report (or other HID class) Descriptor infos to follow */ + 0x22, /* descriptor type: report */ + USB_CFG_HID_REPORT_DESCRIPTOR_LENGTH, 0, /* total length of report descriptor */ +# endif +# if USB_CFG_HAVE_INTRIN_ENDPOINT /* endpoint descriptor for endpoint 1 */ + 7, /* sizeof(usbDescrEndpoint) */ + USBDESCR_ENDPOINT, /* descriptor type = endpoint */ + (char)0x81, /* IN endpoint number 1 */ + 0x03, /* attrib: Interrupt endpoint */ + 8, 0, /* maximum packet size */ + USB_CFG_INTR_POLL_INTERVAL, /* in ms */ +# endif +# if USB_CFG_HAVE_INTRIN_ENDPOINT3 /* endpoint descriptor for endpoint 3 */ + 7, /* sizeof(usbDescrEndpoint) */ + USBDESCR_ENDPOINT, /* descriptor type = endpoint */ (char)(0x80 | USB_CFG_EP3_NUMBER), /* IN endpoint number 3 */ - 0x03, /* attrib: Interrupt endpoint */ - 8, 0, /* maximum packet size */ - USB_CFG_INTR_POLL_INTERVAL, /* in ms */ -#endif + 0x03, /* attrib: Interrupt endpoint */ + 8, 0, /* maximum packet size */ + USB_CFG_INTR_POLL_INTERVAL, /* in ms */ +# endif }; #endif /* ------------------------------------------------------------------------- */ -static inline void usbResetDataToggling(void) -{ +static inline void usbResetDataToggling(void) { #if USB_CFG_HAVE_INTRIN_ENDPOINT && !USB_CFG_SUPPRESS_INTR_CODE - USB_SET_DATATOKEN1(USB_INITIAL_DATATOKEN); /* reset data toggling for interrupt endpoint */ -# if USB_CFG_HAVE_INTRIN_ENDPOINT3 - USB_SET_DATATOKEN3(USB_INITIAL_DATATOKEN); /* reset data toggling for interrupt endpoint */ -# endif + USB_SET_DATATOKEN1(USB_INITIAL_DATATOKEN); /* reset data toggling for interrupt endpoint */ +# if USB_CFG_HAVE_INTRIN_ENDPOINT3 + USB_SET_DATATOKEN3(USB_INITIAL_DATATOKEN); /* reset data toggling for interrupt endpoint */ +# endif #endif } -static inline void usbResetStall(void) -{ +static inline void usbResetStall(void) { #if USB_CFG_IMPLEMENT_HALT && USB_CFG_HAVE_INTRIN_ENDPOINT - usbTxLen1 = USBPID_NAK; -#if USB_CFG_HAVE_INTRIN_ENDPOINT3 - usbTxLen3 = USBPID_NAK; -#endif + usbTxLen1 = USBPID_NAK; +# if USB_CFG_HAVE_INTRIN_ENDPOINT3 + usbTxLen3 = USBPID_NAK; +# endif #endif } /* ------------------------------------------------------------------------- */ #if !USB_CFG_SUPPRESS_INTR_CODE -#if USB_CFG_HAVE_INTRIN_ENDPOINT -static void usbGenericSetInterrupt(uchar *data, uchar len, usbTxStatus_t *txStatus) -{ -uchar *p; -char i; - -#if USB_CFG_IMPLEMENT_HALT - if(usbTxLen1 == USBPID_STALL) - return; -#endif - if(txStatus->len & 0x10){ /* packet buffer was empty */ +# if USB_CFG_HAVE_INTRIN_ENDPOINT +static void usbGenericSetInterrupt(uchar *data, uchar len, usbTxStatus_t *txStatus) { + uchar *p; + char i; + +# if USB_CFG_IMPLEMENT_HALT + if (usbTxLen1 == USBPID_STALL) return; +# endif + if (txStatus->len & 0x10) { /* packet buffer was empty */ txStatus->buffer[0] ^= USBPID_DATA0 ^ USBPID_DATA1; /* toggle token */ - }else{ + } else { txStatus->len = USBPID_NAK; /* avoid sending outdated (overwritten) interrupt data */ } p = txStatus->buffer + 1; i = len; - do{ /* if len == 0, we still copy 1 byte, but that's no problem */ + do { /* if len == 0, we still copy 1 byte, but that's no problem */ *p++ = *data++; - }while(--i > 0); /* loop control at the end is 2 bytes shorter than at beginning */ + } while (--i > 0); /* loop control at the end is 2 bytes shorter than at beginning */ usbCrc16Append(&txStatus->buffer[1], len); - txStatus->len = len + 4; /* len must be given including sync byte */ + txStatus->len = len + 4; /* len must be given including sync byte */ DBG2(0x21 + (((int)txStatus >> 3) & 3), txStatus->buffer, len + 3); } -USB_PUBLIC void usbSetInterrupt(uchar *data, uchar len) -{ - usbGenericSetInterrupt(data, len, &usbTxStatus1); -} -#endif +USB_PUBLIC void usbSetInterrupt(uchar *data, uchar len) { usbGenericSetInterrupt(data, len, &usbTxStatus1); } +# endif -#if USB_CFG_HAVE_INTRIN_ENDPOINT3 -USB_PUBLIC void usbSetInterrupt3(uchar *data, uchar len) -{ - usbGenericSetInterrupt(data, len, &usbTxStatus3); -} -#endif +# if USB_CFG_HAVE_INTRIN_ENDPOINT3 +USB_PUBLIC void usbSetInterrupt3(uchar *data, uchar len) { usbGenericSetInterrupt(data, len, &usbTxStatus3); } +# endif #endif /* USB_CFG_SUPPRESS_INTR_CODE */ /* ------------------ utilities for code following below ------------------- */ @@ -264,26 +242,58 @@ USB_PUBLIC void usbSetInterrupt3(uchar *data, uchar len) * cases. */ #if USB_CFG_USE_SWITCH_STATEMENT -# define SWITCH_START(cmd) switch(cmd){{ -# define SWITCH_CASE(value) }break; case (value):{ -# define SWITCH_CASE2(v1,v2) }break; case (v1): case(v2):{ -# define SWITCH_CASE3(v1,v2,v3) }break; case (v1): case(v2): case(v3):{ -# define SWITCH_DEFAULT }break; default:{ -# define SWITCH_END }} +# define SWITCH_START(cmd) \ + switch (cmd) { \ + { +# define SWITCH_CASE(value) \ + } \ + break; \ + case (value): { +# define SWITCH_CASE2(v1, v |