58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* See the end of this file for copyright, license, and warranty information. */
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#include <arch/hardware.h>
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#include <arch/interrupt.h>
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#include <arch-generic/hardware.h>
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#include <ardix/malloc.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <string.h>
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#include <toolchain.h>
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/* from flash.ld */
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extern uint32_t _sfixed; /* fixed area start */
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extern uint32_t _efixed; /* fixed area end */
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extern uint32_t _etext; /* program (.text) end */
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extern uint32_t _srelocate; /* relocate (.data) start */
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extern uint32_t _erelocate; /* relocate end */
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extern uint32_t _szero; /* zero area (.bss) start */
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extern uint32_t _ezero; /* zero area end */
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extern uint32_t _sstack; /* stack start */
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extern uint32_t _estack; /* stack end */
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extern uint32_t _sheap; /* heap start */
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extern uint32_t _eheap; /* heap end */
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/* implementation in init/main.c */
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extern int main(void);
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__naked __noreturn void handle_reset(void)
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{
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sys_init();
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memmove(&_srelocate, &_etext, (size_t)(&_erelocate) - (size_t)(&_srelocate));
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memset(&_szero, 0, (size_t)(&_ezero) - (size_t)(&_szero));
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/* memory protection isn't implemented yet, heap is shared among all processes */
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malloc_init(&_sheap, (size_t)(&_eheap) - (size_t)(&_sheap));
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/* start the Kernel */
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main();
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/* halt (this should never be reached) */
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while (1);
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}
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/*
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* This file is part of Ardix.
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* Copyright (c) 2020, 2021 Felix Kopp <owo@fef.moe>.
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*
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* Ardix is non-violent software: you may only use, redistribute,
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* and/or modify it under the terms of the CNPLv6+ as found in
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* the LICENSE file in the source code root directory or at
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* <https://git.pixie.town/thufie/CNPL>.
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*
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* Ardix comes with ABSOLUTELY NO WARRANTY, to the extent
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* permitted by applicable law. See the CNPLv6+ for details.
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*/
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