#include "include/log.h"
#include "src/leddriver/rpi_leddriver.h"
#include "src/common.h"

#define CHAN_MAXLEDS 60 // Maximum number of LEDs per channel
#define LED_NCHANS 8    // Number of LED channels (8 or 16)

#define TX_TEST 0      // If non-zero, use dummy Tx data
#define LED_NBITS 24   // Number of data bits per LED
#define LED_PREBITS 4  // Number of zero bits before LED data
#define LED_POSTBITS 4 // Number of zero bits after LED data
#define BIT_NPULSES 3  // Number of O/P pulses per LED bit

// Length of data for 1 row (1 LED on each channel)
#define LED_DLEN (LED_NBITS * BIT_NPULSES)

// Transmit data type, 8 or 16 bits
#if LED_NCHANS > 8
typedef uint16_t TXDATA_T;
#else
typedef uint8_t TXDATA_T;
#endif

// Ofset into Tx data buffer, given LED number in chan
#define LED_TX_OSET(n) (LED_PREBITS + (LED_DLEN * (n)))

// Size of data buffers & NV memory, given number of LEDs per chan
#define TX_BUFF_LEN(n) (LED_TX_OSET(n) + LED_POSTBITS)
#define TX_BUFF_SIZE(n) (TX_BUFF_LEN(n) * sizeof(TXDATA_T))
#define VC_MEM_SIZE (PAGE_SIZE + TX_BUFF_SIZE(CHAN_MAXLEDS))

extern TXDATA_T tx_buffer[TX_BUFF_LEN(CHAN_MAXLEDS)];
extern TXDATA_T *txdata;
extern MEM_MAP vc_mem;