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39 lines
No EOL
1.4 KiB
C
39 lines
No EOL
1.4 KiB
C
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdint.h>
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#include <stddef.h>
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#include <stdbool.h>
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#include "lz4.h"
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#include "utils.h"
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#define PRIMARY_START (0x40008000)
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#define PRIMARY_SIZE_MAX (0x28000)
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#define PRIMARY_END (PRIMARY_START + PRIMARY_SIZE_MAX)
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void load_fusee_primary_main(void *compressed_main, size_t main_size) {
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/* Relocate the compressed binary to a place where we can safely decompress it. */
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void *relocated_main = (void *)(PRIMARY_END - main_size);
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loader_memmove(relocated_main, compressed_main, main_size);
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/* Uncompress the compressed binary. */
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lz4_uncompress((void *)PRIMARY_START, PRIMARY_SIZE_MAX, relocated_main, main_size);
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/* Jump to the newly uncompressed binary. */
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((void (*)(void))(PRIMARY_START))();
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/* We will never reach this point. */
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__builtin_unreachable();
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} |