ardix/kernel/syscall.c
fef fb9ec2a8bc
mm: make malloc and free system calls
This is required because the heap is shared among
all tasks and protected using a mutex which only
works in kernel space.
2021-08-12 14:34:18 +02:00

36 lines
1.1 KiB
C

/* See the end of this file for copyright, license, and warranty information. */
#include <ardix/syscall.h>
#include <toolchain.h>
#define sys_table_entry(number, func) \
[number] (long (*)(sysarg_t, sysarg_t, sysarg_t, sysarg_t, sysarg_t, sysarg_t))(func)
__rodata
long (*const sys_table[NSYSCALLS])(sysarg_t arg1, sysarg_t arg2, sysarg_t arg3,
sysarg_t arg4, sysarg_t arg5, sysarg_t arg6) = {
sys_table_entry(SYS_read, sys_read),
sys_table_entry(SYS_write, sys_write),
sys_table_entry(SYS_sleep, sys_sleep),
sys_table_entry(SYS_malloc, sys_malloc),
sys_table_entry(SYS_free, sys_free),
};
long sys_stub(void)
{
return -ENOSYS;
}
/*
* This file is part of Ardix.
* Copyright (c) 2020, 2021 Felix Kopp <owo@fef.moe>.
*
* Ardix is non-violent software: you may only use, redistribute,
* and/or modify it under the terms of the CNPLv6+ as found in
* the LICENSE file in the source code root directory or at
* <https://git.pixie.town/thufie/CNPL>.
*
* Ardix comes with ABSOLUTELY NO WARRANTY, to the extent
* permitted by applicable law. See the CNPLv6+ for details.
*/