50 lines
1.4 KiB
C++
50 lines
1.4 KiB
C++
/*
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* Copyright 2016 - 2021 gary@drinkingtea.net
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <ox/std/bit.hpp>
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#include <ox/std/heapmgr.hpp>
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#define MEM_EWRAM_BEGIN ox::bit_cast<char*>(0x02000000)
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#define MEM_EWRAM_END ox::bit_cast<char*>(0x0203FFFF)
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#define HEAP_BEGIN ox::bit_cast<char*>(MEM_EWRAM_BEGIN)
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// set size to half of EWRAM
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#define HEAP_SIZE ((MEM_EWRAM_END - MEM_EWRAM_BEGIN) / 2)
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#define HEAP_END ox::bit_cast<char*>(MEM_EWRAM_BEGIN + HEAP_SIZE)
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extern void (*__preinit_array_start[]) (void);
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extern void (*__preinit_array_end[]) (void);
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extern void (*__init_array_start[]) (void);
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extern void (*__init_array_end[]) (void);
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int main(int argc, const char **argv);
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extern "C" {
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void __libc_init_array() {
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auto preInits = __preinit_array_end - __preinit_array_start;
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for (decltype(preInits) i = 0; i < preInits; i++) {
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__preinit_array_start[i]();
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}
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auto inits = __init_array_end - __init_array_start;
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for (decltype(inits) i = 0; i < inits; i++) {
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__preinit_array_start[i]();
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}
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}
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int c_start() {
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const char *args[2] = {"", "rom.oxfs"};
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ox::heapmgr::initHeap(HEAP_BEGIN, HEAP_END);
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wpedantic"
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return main(2, args);
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#pragma GCC diagnostic pop
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}
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}
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