// Setup
inline void Port_setup()
{
// Register Scan CLI dictionary
CLI_registerDictionary( portCLIDict, portCLIDictName );
#if Port_SwapMode_define == USBSwap
// USB Swap
// Start, disabled
GPIO_Ctrl( usb_swap_pin1, GPIO_Type_DriveSetup, GPIO_Config_None );
GPIO_Ctrl( usb_swap_pin1, GPIO_Type_DriveLow, GPIO_Config_None );
#elif Port_SwapMode_define == USBInterSwap
// USB Swap
// Start, disabled
GPIO_Ctrl( usb_swap_pin1, GPIO_Type_DriveSetup, GPIO_Config_None );
GPIO_Ctrl( usb_swap_pin1, GPIO_Type_DriveLow, GPIO_Config_None );
// UART Tx/Rx cross-over
// Start, disabled
GPIO_Ctrl( uart_cross_pin1, GPIO_Type_DriveSetup, GPIO_Config_None );
GPIO_Ctrl( uart_cross_pin1, GPIO_Type_DriveLow, GPIO_Config_None );
// UART Swap
// Start, disabled
GPIO_Ctrl( uart_swap_pin1, GPIO_Type_DriveSetup, GPIO_Config_None );
GPIO_Ctrl( uart_swap_pin1, GPIO_Type_DriveLow, GPIO_Config_None );
#else
warn_print("Unsupported");
#endif
// Starting point for automatic port swapping
Port_lastcheck_ms = systick_millis_count;
// Allocate latency measurement resource
portLatencyResource = Latency_add_resource("PortSwap", LatencyOption_Ticks);
}
inline void Macro_setup()
{
// Register Macro CLI dictionary
CLI_registerDictionary( macroCLIDict, macroCLIDictName );
// Disable Macro debug mode
macroDebugMode = 0;
// Disable Macro pause flag
macroPauseMode = 0;
// Set Macro step counter to zero
macroStepCounter = 0;
// Disable Macro Vote debug mode
voteDebugMode = 0;
// Disable Trigger Pending debug mode
triggerPendingDebugMode = 0;
// Make sure macro trigger event buffer is empty
macroTriggerEventBufferSize = 0;
// Setup Layers
Layer_setup();
// Setup Triggers
Trigger_setup();
// Setup Results
Result_setup();
// Allocate resource for latency measurement
macroLatencyResource = Latency_add_resource("PartialMap", LatencyOption_Ticks);
}
// USB Module Setup
inline void Output_setup()
{
// Register USB Output CLI dictionary
CLI_registerDictionary( outputCLIDict, outputCLIDictName );
// Flush key buffers
Output_flushBuffers();
#if enableRawIO_define == 1
// Setup HID-IO
HIDIO_setup();
#endif
// Latency resource allocation
outputPeriodicLatencyResource = Latency_add_resource("USBOutputPeri", LatencyOption_Ticks);
outputPollLatencyResource = Latency_add_resource("USBOutputPoll", LatencyOption_Ticks);
}
// Setup
inline void LED_setup()
{
// Register Scan CLI dictionary
CLI_registerDictionary( ledCLIDict, ledCLIDictName );
#if Storage_Enable_define == 1
Storage_registerModule(&LedStorage);
#endif
// Zero out FPS time
LED_timePrev = Time_now();
// Initialize framerate
LED_framerate = ISSI_FrameRate_ms_define;
// Global brightness setting
LED_brightness = ISSI_Global_Brightness_define;
// Initialize I2C error counters
i2c_initial();
// Initialize I2C
i2c_setup();
// Setup LED_pageBuffer addresses and brightness section
LED_pageBuffer[0].i2c_addr = LED_MapCh1_Addr_define;
LED_pageBuffer[0].reg_addr = ISSI_LEDPwmRegStart;
#if ISSI_Chips_define >= 2
LED_pageBuffer[1].i2c_addr = LED_MapCh2_Addr_define;
LED_pageBuffer[1].reg_addr = ISSI_LEDPwmRegStart;
#endif
#if ISSI_Chips_define >= 3
LED_pageBuffer[2].i2c_addr = LED_MapCh3_Addr_define;
LED_pageBuffer[2].reg_addr = ISSI_LEDPwmRegStart;
#endif
#if ISSI_Chips_define >= 4
LED_pageBuffer[3].i2c_addr = LED_MapCh4_Addr_define;
LED_pageBuffer[3].reg_addr = ISSI_LEDPwmRegStart;
#endif
// Brightness emulation
#if ISSI_Chip_31FL3731_define
// Setup LED_pageBuffer addresses and brightness section
LED_pageBuffer_brightness[0].i2c_addr = LED_MapCh1_Addr_define;
LED_pageBuffer_brightness[0].reg_addr = ISSI_LEDPwmRegStart;
#if ISSI_Chips_define >= 2
LED_pageBuffer_brightness[1].i2c_addr = LED_MapCh2_Addr_define;
LED_pageBuffer_brightness[1].reg_addr = ISSI_LEDPwmRegStart;
#endif
#if ISSI_Chips_define >= 3
LED_pageBuffer_brightness[2].i2c_addr = LED_MapCh3_Addr_define;
LED_pageBuffer_brightness[2].reg_addr = ISSI_LEDPwmRegStart;
#endif
#if ISSI_Chips_define >= 4
LED_pageBuffer_brightness[3].i2c_addr = LED_MapCh4_Addr_define;
LED_pageBuffer_brightness[3].reg_addr = ISSI_LEDPwmRegStart;
#endif
#endif
// LED default setting
LED_enable = ISSI_Enable_define;
LED_enable_current = ISSI_Enable_define; // Needs a default setting, almost always unset immediately
// Enable Hardware shutdown (pull low)
GPIO_Ctrl( hardware_shutdown_pin, GPIO_Type_DriveSetup, GPIO_Config_Pullup );
GPIO_Ctrl( hardware_shutdown_pin, GPIO_Type_DriveLow, GPIO_Config_Pullup );
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3736_define == 1
// Reset I2C bus (pull high, then low)
// NOTE: This GPIO may be shared with the debug LED
GPIO_Ctrl( iirst_pin, GPIO_Type_DriveSetup, GPIO_Config_Pullup );
GPIO_Ctrl( iirst_pin, GPIO_Type_DriveHigh, GPIO_Config_Pullup );
delay_us(50);
GPIO_Ctrl( iirst_pin, GPIO_Type_DriveLow, GPIO_Config_Pullup );
#endif
// Zero out Frame Registers
// This needs to be done before disabling the hardware shutdown (or the leds will do undefined things)
LED_zeroControlPages();
// Disable Hardware shutdown of ISSI chips (pull high)
if ( LED_enable && LED_enable_current )
{
GPIO_Ctrl( hardware_shutdown_pin, GPIO_Type_DriveHigh, GPIO_Config_Pullup );
}
// Reset LED sequencing
LED_reset();
// Allocate latency resource
ledLatencyResource = Latency_add_resource("ISSILed", LatencyOption_Ticks);
}
// Setup connection to other side
// - Only supports a single slave and master
// - If USB has been initiallized at this point, this side is the master
// - If both sides assert master, flash error leds
void Connect_setup( uint8_t master, uint8_t first )
{
// Indication that UARTs are not ready
uarts_configured = 0;
// Register Connect CLI dictionary
if ( first )
{
CLI_registerDictionary( uartConnectCLIDict, uartConnectCLIDictName );
}
// Check if master
Connect_master = master;
if ( Connect_master )
{
Connect_id = MASTER_ID; // 0x00 is always the master Id
}
#if defined(_kinetis_)
// UART0 setup
// UART1 setup
// Setup the the UART interface for keyboard data input
SIM_SCGC4 |= SIM_SCGC4_UART0; // Disable clock gating
SIM_SCGC4 |= SIM_SCGC4_UART1; // Disable clock gating
// Pin Setup for UART0 / UART1
PORTA_PCR1 = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(2); // RX Pin
PORTA_PCR2 = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(2); // TX Pin
PORTE_PCR0 = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); // RX Pin
PORTE_PCR1 = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); // TX Pin
// Baud Rate setting
UART0_BDH = (uint8_t)(Connect_baud >> 8);
UART0_BDL = (uint8_t)Connect_baud;
UART0_C4 = Connect_baudFine;
UART1_BDH = (uint8_t)(Connect_baud >> 8);
UART1_BDL = (uint8_t)Connect_baud;
UART1_C4 = Connect_baudFine;
// 8 bit, Even Parity, Idle Character bit after stop
// NOTE: For 8 bit with Parity you must enable 9 bit transmission (pg. 1065)
// You only need to use UART0_D for 8 bit reading/writing though
// UART_C1_M UART_C1_PE UART_C1_PT UART_C1_ILT
UART0_C1 = UART_C1_M | UART_C1_PE | UART_C1_ILT;
UART1_C1 = UART_C1_M | UART_C1_PE | UART_C1_ILT;
// Only using Tx Fifos
UART0_PFIFO = UART_PFIFO_TXFE;
UART1_PFIFO = UART_PFIFO_TXFE;
// Setup DMA clocks
SIM_SCGC6 |= SIM_SCGC6_DMAMUX;
SIM_SCGC7 |= SIM_SCGC7_DMA;
// Start with channels disabled first
DMAMUX0_CHCFG0 = 0;
DMAMUX0_CHCFG1 = 0;
// Configure DMA channels
//DMA_DSR_BCR0 |= DMA_DSR_BCR_DONE_MASK; // TODO What's this?
DMA_TCD0_CSR = 0;
DMA_TCD1_CSR = 0;
// Default control register
DMA_CR = 0;
// DMA Priority
DMA_DCHPRI0 = 0; // Ch 0, priority 0
DMA_DCHPRI1 = 1; // ch 1, priority 1
// Clear error interrupts
DMA_EEI = 0;
// Setup TCD
DMA_TCD0_SADDR = (uint32_t*)&UART0_D;
DMA_TCD1_SADDR = (uint32_t*)&UART1_D;
DMA_TCD0_SOFF = 0;
DMA_TCD1_SOFF = 0;
// No modulo, 8-bit transfer size
DMA_TCD0_ATTR = DMA_TCD_ATTR_SMOD(0) | DMA_TCD_ATTR_SSIZE(0) | DMA_TCD_ATTR_DMOD(0) | DMA_TCD_ATTR_DSIZE(0);
DMA_TCD1_ATTR = DMA_TCD_ATTR_SMOD(0) | DMA_TCD_ATTR_SSIZE(0) | DMA_TCD_ATTR_DMOD(0) | DMA_TCD_ATTR_DSIZE(0);
// One byte transferred at a time
DMA_TCD0_NBYTES_MLNO = 1;
DMA_TCD1_NBYTES_MLNO = 1;
// Source address does not change
DMA_TCD0_SLAST = 0;
DMA_TCD1_SLAST = 0;
// Destination buffer
DMA_TCD0_DADDR = (uint32_t*)uart_rx_buf[0].buffer;
DMA_TCD1_DADDR = (uint32_t*)uart_rx_buf[1].buffer;
// Incoming byte, increment by 1 in the rx buffer
DMA_TCD0_DOFF = 1;
DMA_TCD1_DOFF = 1;
// Single major loop, must be the same value
DMA_TCD0_CITER_ELINKNO = UART_Buffer_Size;
DMA_TCD1_CITER_ELINKNO = UART_Buffer_Size;
DMA_TCD0_BITER_ELINKNO = UART_Buffer_Size;
DMA_TCD1_BITER_ELINKNO = UART_Buffer_Size;
// Reset buffer when full
DMA_TCD0_DLASTSGA = -( UART_Buffer_Size );
DMA_TCD1_DLASTSGA = -( UART_Buffer_Size );
// Enable DMA channels
DMA_ERQ |= DMA_ERQ_ERQ0 | DMA_ERQ_ERQ1;
// Setup DMA channel routing
DMAMUX0_CHCFG0 = DMAMUX_ENABLE | DMAMUX_SOURCE_UART0_RX;
DMAMUX0_CHCFG1 = DMAMUX_ENABLE | DMAMUX_SOURCE_UART1_RX;
// Enable DMA requests (requires Rx interrupts)
UART0_C5 = UART_C5_RDMAS;
UART1_C5 = UART_C5_RDMAS;
// TX Enabled, RX Enabled, RX Interrupt Enabled
UART0_C2 = UART_C2_TE | UART_C2_RE | UART_C2_RIE;
UART1_C2 = UART_C2_TE | UART_C2_RE | UART_C2_RIE;
// Add interrupts to the vector table
NVIC_ENABLE_IRQ( IRQ_UART0_STATUS );
NVIC_ENABLE_IRQ( IRQ_UART1_STATUS );
#elif defined(_sam_)
//SAM TODO
#endif
Connect_LastCurrentValue = 50; // Default to 50 mA
// UARTs are now ready to go
uarts_configured = 1;
// Reset the state of the UART variables
Connect_reset();
// Allocate latency measurement resource
connectLatencyResource = Latency_add_resource("UARTConnect", LatencyOption_Ticks);
}
// Setup GPIO pins for matrix scanning
void Matrix_setup()
{
// Register Matrix CLI dictionary
CLI_registerDictionary( matrixCLIDict, matrixCLIDictName );
#if defined(_sam_)
// 31.5.8 Reading the I/O line levels requires the clock of the PIO Controller to be enabled
PMC->PMC_PCER0 = (1 << ID_PIOA) | (1 << ID_PIOB);
#endif
// Setup Strobe Pins
for ( uint8_t pin = 0; pin < Matrix_colsNum; pin++ )
{
GPIO_Ctrl( Matrix_cols[ pin ], GPIO_Type_DriveSetup, Matrix_type );
}
// Setup Sense Pins
for ( uint8_t pin = 0; pin < Matrix_rowsNum; pin++ )
{
GPIO_Ctrl( Matrix_rows[ pin ], GPIO_Type_ReadSetup, Matrix_type );
}
// Clear out Debounce Array
for ( uint8_t item = 0; item < Matrix_maxKeys; item++ )
{
Matrix_scanArray[ item ].prevState = KeyState_Off;
Matrix_scanArray[ item ].curState = KeyState_Off;
Matrix_scanArray[ item ].activeCount = 0;
Matrix_scanArray[ item ].inactiveCount = DebounceDivThreshold; // Start at 'off' steady state
Matrix_scanArray[ item ].prevDecisionTime = 0;
}
// Reset strobe position
matrixCurrentStrobe = 0;
// Debug mode
matrixDebugMode = 0;
// Debug counter reset
matrixDebugStateCounter = 0;
// Debounce expiry time
debounceExpiryTime = MinDebounceTime_define;
// Strobe delay setting
strobeDelayTime = StrobeDelay_define;
// Setup tick duration (multiples of 1 second)
activity_tick_duration = Time_init();
activity_tick_duration.ms = 1000 * ActivityTimerMultiplier_define;
// Setup Activity and Inactivity tick resources
Time_tick_start( &activity_tickstore, activity_tick_duration, TickStore_MaxTicks );
Time_tick_start( &inactivity_tickstore, activity_tick_duration, TickStore_MaxTicks );
// Clear matrixStateActiveCount for activity check
matrixStateActiveCount = 0;
matrixStatePressCount = 0;
matrixStateReleaseCount = 0;
// Setup latency module
matrixLatencyResource = Latency_add_resource("MatrixARMPeri", LatencyOption_Ticks);
}
// Setup
inline void LED_setup()
{
// Register Scan CLI dictionary
CLI_registerDictionary( ledCLIDict, ledCLIDictName );
// Zero out FPS time
LED_timePrev = Time_now();
// Initialize framerate
LED_framerate = ISSI_FrameRate_ms_define;
// Global brightness setting
LED_brightness = ISSI_Global_Brightness_define;
// Initialize I2C
i2c_setup();
// Setup LED_pageBuffer addresses and brightness section
LED_pageBuffer[0].i2c_addr = LED_MapCh1_Addr_define;
LED_pageBuffer[0].reg_addr = ISSI_LEDPwmRegStart;
#if ISSI_Chips_define >= 2
LED_pageBuffer[1].i2c_addr = LED_MapCh2_Addr_define;
LED_pageBuffer[1].reg_addr = ISSI_LEDPwmRegStart;
#endif
#if ISSI_Chips_define >= 3
LED_pageBuffer[2].i2c_addr = LED_MapCh3_Addr_define;
LED_pageBuffer[2].reg_addr = ISSI_LEDPwmRegStart;
#endif
#if ISSI_Chips_define >= 4
LED_pageBuffer[3].i2c_addr = LED_MapCh4_Addr_define;
LED_pageBuffer[3].reg_addr = ISSI_LEDPwmRegStart;
#endif
// Brightness emulation
#if ISSI_Chip_31FL3731_define
// Setup LED_pageBuffer addresses and brightness section
LED_pageBuffer_brightness[0].i2c_addr = LED_MapCh1_Addr_define;
LED_pageBuffer_brightness[0].reg_addr = ISSI_LEDPwmRegStart;
#if ISSI_Chips_define >= 2
LED_pageBuffer_brightness[1].i2c_addr = LED_MapCh2_Addr_define;
LED_pageBuffer_brightness[1].reg_addr = ISSI_LEDPwmRegStart;
#endif
#if ISSI_Chips_define >= 3
LED_pageBuffer_brightness[2].i2c_addr = LED_MapCh3_Addr_define;
LED_pageBuffer_brightness[2].reg_addr = ISSI_LEDPwmRegStart;
#endif
#if ISSI_Chips_define >= 4
LED_pageBuffer_brightness[3].i2c_addr = LED_MapCh4_Addr_define;
LED_pageBuffer_brightness[3].reg_addr = ISSI_LEDPwmRegStart;
#endif
#endif
// LED default setting
LED_enable = ISSI_Enable_define;
// Enable Hardware shutdown (pull low)
GPIOB_PDDR |= (1<<16);
PORTB_PCR16 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1);
GPIOB_PCOR |= (1<<16);
#if ISSI_Chip_31FL3733_define == 1
// Reset I2C bus (pull high, then low)
// NOTE: This GPIO may be shared with the debug LED
GPIOA_PDDR |= (1<<5);
PORTA_PCR5 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1);
GPIOC_PSOR |= (1<<5);
delay_us(50);
GPIOC_PCOR |= (1<<5);
#endif
// Zero out Frame Registers
// This needs to be done before disabling the hardware shutdown (or the leds will do undefined things)
LED_zeroControlPages();
// Disable Hardware shutdown of ISSI chips (pull high)
if ( LED_enable )
{
GPIOB_PSOR |= (1<<16);
}
// Reset LED sequencing
LED_reset();
// Allocate latency resource
ledLatencyResource = Latency_add_resource("ISSILed", LatencyOption_Ticks);
}