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37 lines
1.3 KiB
C++
37 lines
1.3 KiB
C++
/*
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debug.cpp - debug helper functions
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Copyright (c) 2015 Markus Sattler. All rights reserved.
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This file is part of the esp8266 core for Arduino environment.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "Arduino.h"
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#include "debug.h"
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void ICACHE_RAM_ATTR hexdump(const void *mem, uint32_t len, uint8_t cols) {
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const uint8_t* src = (const uint8_t*) mem;
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os_printf("\n[HEXDUMP] Address: 0x%08X len: 0x%X (%d)", (ptrdiff_t)src, len, len);
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for(uint32_t i = 0; i < len; i++) {
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if(i % cols == 0) {
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os_printf("\n[0x%08X] 0x%08X: ", (ptrdiff_t)src, i);
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yield();
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}
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os_printf("%02X ", *src);
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src++;
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}
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os_printf("\n");
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}
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