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comparison Output/uartOut/arm/uart_serial.c @ 370:39e338a6733d

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Fixing default ErgoDox layout and adding FlashMode button - Adds proper flashMode support for all keyboards and microcontrollers (usb and serial) - flashModeEnabled must be set to 1 otherwise it will only show an error * This is on purpose (somewhat dangerous feature as it allows remote flashing) - Capability cleanup
author Jacob Alexander <haata@kiibohd.com>
date Fri, 21 Aug 2015 19:43:45 -0700
parents e8841d3c6db5
children
comparison
equal deleted inserted replaced
369:ce9720634c15 370:39e338a6733d
25 #include <string.h> // For memcpy 25 #include <string.h> // For memcpy
26 26
27 // Project Includes 27 // Project Includes
28 #include <Lib/OutputLib.h> 28 #include <Lib/OutputLib.h>
29 #include <Lib/Interrupts.h> 29 #include <Lib/Interrupts.h>
30 #include <print.h>
31 #include <kll_defs.h>
30 32
31 // Local Includes 33 // Local Includes
32 #include "uart_serial.h" 34 #include "uart_serial.h"
33 35
34 36
323 } 325 }
324 326
325 327
326 void uart_device_reload() 328 void uart_device_reload()
327 { 329 {
330 if ( flashModeEnabled_define == 0 )
331 {
332 print( NL );
333 warn_print("flashModeEnabled not set, cancelling firmware reload...");
334 info_msg("Set flashModeEnabled to 1 in your kll configuration.");
335 return;
336 }
337
338 // MCHCK
339 #if defined(_mk20dx128vlf5_)
340
341 // MCHCK Kiibohd Variant
342 // Check to see if PTA3 (has a pull-up) is connected to GND (usually via jumper)
343 // Only allow reload if the jumper is present (security)
344 GPIOA_PDDR &= ~(1<<3); // Input
345 PORTA_PCR3 = PORT_PCR_PFE | PORT_PCR_MUX(1); // Internal pull-up
346
347 // Check for jumper
348 if ( GPIOA_PDIR & (1<<3) && flashModeEnabled_define != 0 )
349 {
350 print( NL );
351 warn_print("Security jumper not present, cancelling firmware reload...");
352 info_msg("Replace jumper on middle 2 pins, or manually press the firmware reload button.");
353 }
354 else
355 {
356 // Copies variable into the VBAT register, must be identical to the variable in the bootloader to jump to the bootloader flash mode
357 for ( int pos = 0; pos < sizeof(sys_reset_to_loader_magic); pos++ )
358 (&VBAT)[ pos ] = sys_reset_to_loader_magic[ pos ];
359 SOFTWARE_RESET();
360 }
361
362 // Kiibohd mk20dx256vlh7
363 #elif defined(_mk20dx256vlh7_)
364 // Copies variable into the VBAT register, must be identical to the variable in the bootloader to jump to the bootloader flash mode
365 for ( int pos = 0; pos < sizeof(sys_reset_to_loader_magic); pos++ )
366 (&VBAT)[ pos ] = sys_reset_to_loader_magic[ pos ];
367 SOFTWARE_RESET();
368
369 // Teensy 3.0 and 3.1
370 #else
328 asm volatile("bkpt"); 371 asm volatile("bkpt");
329 } 372 #endif
330 373 }
374