qmk_firmware/tmk_core/common/print.h

/* Copyright 2012 Jun Wako <wakojun@gmail.com> */
/* Very basic print functions, intended to be used with usb_debug_only.c
 * http://www.pjrc.com/teensy/
 * Copyright (c) 2008 PJRC.COM, LLC
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef PRINT_H__
#define PRINT_H__ 1

#include <stdint.h>
#include <stdbool.h>
#include "util.h"

#if defined(PROTOCOL_CHIBIOS) || defined(PROTOCOL_ARM_ATSAM)
#define PSTR(x) x
#endif


#ifndef NO_PRINT

#if defined(__AVR__) /* __AVR__ */

#  include "avr/xprintf.h"

#  ifdef USER_PRINT /* USER_PRINT */

// Remove normal print defines
#    define print(s)
#    define println(s)
#    undef xprintf
#    define xprintf(fmt, ...)

// Create user print defines
#    define uprint(s)          xputs(PSTR(s))
#    define uprintln(s)        xputs(PSTR(s "\r\n"))
#    define uprintf(fmt, ...)  __xprintf(PSTR(fmt), ##__VA_ARGS__)

#  else /* NORMAL PRINT */

// Create user & normal print defines
#    define print(s)           xputs(PSTR(s))
#    define println(s)         xputs(PSTR(s "\r\n"))
#    define uprint(s)          print(s)
#    define uprintln(s)        println(s)
#    define uprintf(fmt, ...)  xprintf(fmt, ...)

#  endif /* USER_PRINT / NORMAL PRINT */

#  ifdef __cplusplus
extern "C"
#  endif

/* function pointer of sendchar to be used by print utility */
void print_set_sendchar(int8_t (*print_sendchar_func)(uint8_t));

#elif defined(PROTOCOL_CHIBIOS) /* PROTOCOL_CHIBIOS */

#  include "chibios/printf.h"

#  ifdef USER_PRINT /* USER_PRINT */

// Remove normal print defines
#    define print(s)
#    define println(s)
#    define xprintf(fmt, ...)

// Create user print defines
#    define uprint(s)    printf(s)
#    define uprintln(s)  printf(s "\r\n")
#    define uprintf      printf

#  else /* NORMAL PRINT */

// Create user & normal print defines
#    define print(s)     printf(s)
#    define println(s)   printf(s "\r\n")
#    define xprintf      printf
#    define uprint(s)    printf(s)
#    define uprintln(s)  printf(s "\r\n")
#    define uprintf      printf

#  endif /* USER_PRINT / NORMAL PRINT */

#elif defined(PROTOCOL_ARM_ATSAM) /* PROTOCOL_ARM_ATSAM */

#  include "arm_atsam/printf.h"

#  ifdef USER_PRINT /* USER_PRINT */

// Remove normal print defines
#    define print(s)
#    define println(s)
#    define xprintf(fmt, ...)

// Create user print defines
#    define uprintf(fmt, ...)  __xprintf(fmt, ##__VA_ARGS__)
#    define uprint(s)          xprintf(s)
#    define uprintln(s)        xprintf(s "\r\n")

#  else /* NORMAL PRINT */

// Create user & normal print defines
#    define xprintf(fmt, ...)  __xprintf(fmt, ##__VA_ARGS__)
#    define print(s)           xprintf(s)
#    define println(s)         xprintf(s "\r\n")
#    define uprint(s)          print(s)
#    define uprintln(s)        println(s)
#    define uprintf(fmt, ...)  xprintf(fmt, ...)

#  endif /* USER_PRINT / NORMAL PRINT */

#elif defined(__arm__) /* __arm__ */

#  include "mbed/xprintf.h"

#  ifdef USER_PRINT /* USER_PRINT */

// Remove normal print defines
#    define print(s)
#    define println(s)
#    define xprintf(fmt, ...)

// Create user print defines
#    define uprintf(fmt, ...)  __xprintf(fmt, ...)
#    define uprint(s)          xprintf(s)
#    define uprintln(s)        xprintf(s "\r\n")

#  else /* NORMAL PRINT */

// Create user & normal print defines
#    define xprintf(fmt, ...)  __xprintf(fmt, ...)
#    define print(s)           xprintf(s)
#    define println(s)         xprintf(s "\r\n")
#    define uprint(s)          print(s)
#    define uprintln(s)        println(s)
#    define uprintf(fmt, ...)  xprintf(fmt, ...)

#  endif /* USER_PRINT / NORMAL PRINT */

/* TODO: to select output destinations: UART/USBSerial */
#  define print_set_sendchar(func)

#endif /* __AVR__ / PROTOCOL_CHIBIOS / PROTOCOL_ARM_ATSAM / __arm__ */

// User print disables the normal print messages in the body of QMK/TMK code and
// is meant as a lightweight alternative to NOPRINT. Use it when you only want to do
// a spot of debugging but lack flash resources for allowing all of the codebase to
// print (and store their wasteful strings).
//
// !!! DO NOT USE USER PRINT CALLS IN THE BODY OF QMK/TMK !!!
//
#ifdef USER_PRINT

// Disable normal print
#define print_dec(data)
#define print_decs(data)
#define print_hex4(data)
#define print_hex8(data)
#define print_hex16(data)
#define print_hex32(data)
#define print_bin4(data)
#define print_bin8(data)
#define print_bin16(data)
#define print_bin32(data)
#define print_bin_reverse8(data)
#define print_bin_reverse16(data)
#define print_bin_reverse32(data)
#define print_val_dec(v)
#define print_val_decs(v)
#define print_val_hex8(v)
#define print_val_hex16(v)
#define print_val_hex32(v)
#define print_val_bin8(v)
#define print_val_bin16(v)
#define print_val_bin32(v)
#define print_val_bin_reverse8(v)
#define print_val_bin_reverse16(v)
#define print_val_bin_reverse32(v)

#else /* NORMAL_PRINT */

//Enable normal print
/* decimal */
#define print_dec(i)                xprintf("%u", i)
#define print_decs(i)               xprintf("%d", i)
/* hex */
#define print_hex4(i)               xprintf("%X", i)
#define print_hex8(i)               xprintf("%02X", i)
#define print_hex16(i)              xprintf("%04X", i)
#define print_hex32(i)              xprintf("%08lX", i)
/* binary */
#define print_bin4(i)               xprintf("%04b", i)
#define print_bin8(i)               xprintf("%08b", i)
#define print_bin16(i)              xprintf("%016b", i)
#define print_bin32(i)              xprintf("%032lb", i)
#define print_bin_reverse8(i)       xprintf("%08b", bitrev(i))
#define print_bin_reverse16(i)      xprintf("%016b", bitrev16(i))
#define print_bin_reverse32(i)      xprintf("%032lb", bitrev32(i))
/* print value utility */
#define print_val_dec(v)            xprintf(#v ": %u\n", v)
#define print_val_decs(v)           xprintf(#v ": %d\n", v)
#define print_val_hex8(v)           xprintf(#v ": %X\n", v)
#define print_val_hex16(v)          xprintf(#v ": %02X\n", v)
#define print_val_hex32(v)          xprintf(#v ": %04lX\n", v)
#define print_val_bin8(v)           xprintf(#v ": %08b\n", v)
#define print_val_bin16(v)          xprintf(#v ": %016b\n", v)
#define print_val_bin32(v)          xprintf(#v ": %032lb\n", v)
#define print_val_bin_reverse8(v)   xprintf(#v ": %08b\n", bitrev(v))
#define print_val_bin_reverse16(v)  xprintf(#v ": %016b\n", bitrev16(v))
#define print_val_bin_reverse32(v)  xprintf(#v ": %032lb\n", bitrev32(v))

#endif /* USER_PRINT / NORMAL_PRINT */

// User Print

/* decimal */
#define uprint_dec(i)               uprintf("%u", i)
#define uprint_decs(i)              uprintf("%d", i)
/* hex */
#define uprint_hex4(i)              uprintf("%X", i)
#define uprint_hex8(i)              uprintf("%02X", i)
#define uprint_hex16(i)             uprintf("%04X", i)
#define uprint_hex32(i)             uprintf("%08lX", i)
/* binary */
#define uprint_bin4(i)              uprintf("%04b", i)
#define uprint_bin8(i)              uprintf("%08b", i)
#define uprint_bin16(i)             uprintf("%016b", i)
#define uprint_bin32(i)             uprintf("%032lb", i)
#define uprint_bin_reverse8(i)      uprintf("%08b", bitrev(i))
#define uprint_bin_reverse16(i)     uprintf("%016b", bitrev16(i))
#define uprint_bin_reverse32(i)     uprintf("%032lb", bitrev32(i))
/* print value utility */
#define uprint_val_dec(v)           uprintf(#v ": %u\n", v)
#define uprint_val_decs(v)          uprintf(#v ": %d\n", v)
#define uprint_val_hex8(v)          uprintf(#v ": %X\n", v)
#define uprint_val_hex16(v)         uprintf(#v ": %02X\n", v)
#define uprint_val_hex32(v)         uprintf(#v ": %04lX\n", v)
#define uprint_val_bin8(v)          uprintf(#v ": %08b\n", v)
#define uprint_val_bin16(v)         uprintf(#v ": %016b\n", v)
#define uprint_val_bin32(v)         uprintf(#v ": %032lb\n", v)
#define uprint_val_bin_reverse8(v)  uprintf(#v ": %08b\n", bitrev(v))
#define uprint_val_bin_reverse16(v) uprintf(#v ": %016b\n", bitrev16(v))
#define uprint_val_bin_reverse32(v) uprintf(#v ": %032lb\n", bitrev32(v))

#else   /* NO_PRINT */

#define xprintf(fmt, ...)
#define print(s)
#define println(s)
#define print_set_sendchar(func)
#define print_dec(data)
#define print_decs(data)
#define print_hex4(data)
#define print_hex8(data)
#define print_hex16(data)
#define print_hex32(data)
#define print_bin4(data)
#define print_bin8(data)
#define print_bin16(data)
#define print_bin32(data)
#define print_bin_reverse8(data)
#define print_bin_reverse16(data)
#define print_bin_reverse32(data)
#define print_val_dec(v)
#define print_val_decs(v)
#define print_val_hex8(v)
#define print_val_hex16(v)
#define print_val_hex32(v)
#define print_val_bin8(v)
#define print_val_bin16(v)
#define print_val_bin32(v)
#define print_val_bin_reverse8(v)
#define print_val_bin_reverse16(v)
#define print_val_bin_reverse32(v)

#endif  /* NO_PRINT */


/* Backward compatiblitly for old name */
#define pdec(data)              print_dec(data)
#define pdec16(data)            print_dec(data)
#define phex(data)              print_hex8(data)
#define phex16(data)            print_hex16(data)
#define pbin(data)              print_bin8(data)
#define pbin16(data)            print_bin16(data)
#define pbin_reverse(data)      print_bin_reverse8(data)
#define pbin_reverse16(data)    print_bin_reverse16(data)

#endif