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@ -1,3 +1,5 @@
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use crate::ALLOCATOR;
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#[inline(always)]
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fn sys_call(syscall_id: SyscallId, arg0: usize, arg1: usize, arg2: usize, arg3: usize, arg4: usize, arg5: usize) -> i32 {
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let id = syscall_id as usize;
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@ -32,6 +34,12 @@ fn sys_call(syscall_id: SyscallId, arg0: usize, arg1: usize, arg2: usize, arg3:
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ret
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}
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pub fn enlarge_heap() {
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const HEAP_SIZE: usize = 16 * 1024 * 1024;
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let addr = sys_mmap(0, HEAP_SIZE, 0x3, 0x22, 0, 0) as usize;
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unsafe { ALLOCATOR.lock().init(addr, HEAP_SIZE); }
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}
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pub fn sys_exit(code: usize) -> ! {
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sys_call(SyscallId::Exit, code, 0, 0, 0, 0, 0);
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unreachable!()
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