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Implement more test arch features

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This commit is contained in:
Jeremy Soller 2016-11-14 11:04:31 -07:00
parent 7e71c85c80
commit 3c0abadfd0
7 changed files with 75 additions and 23 deletions
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41
kernel/syscall/process.rs
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@ -2,12 +2,11 @@
use alloc::arc::Arc;
use alloc::boxed::Box;
use collections::{BTreeMap, Vec};
use core::{mem, str};
use core::{intrinsics, mem, str};
use core::ops::DerefMut;
use spin::Mutex;
use arch;
use arch::externs::memcpy;
use arch::memory::{allocate_frame, allocate_frames, deallocate_frames, Frame};
use arch::paging::{ActivePageTable, InactivePageTable, Page, PhysicalAddress, VirtualAddress, entry};
use arch::paging::temporary_page::TemporaryPage;
@ -136,9 +135,9 @@ pub fn clone(flags: usize, stack_base: usize) -> Result<usize> {
);
unsafe {
arch::externs::memcpy(new_memory.start_address().get() as *mut u8,
memory.start_address().get() as *const u8,
memory.size());
intrinsics::copy(memory.start_address().get() as *const u8,
new_memory.start_address().get() as *mut u8,
memory.size());
}
new_memory.remap(memory.flags(), true);
@ -157,9 +156,9 @@ pub fn clone(flags: usize, stack_base: usize) -> Result<usize> {
);
unsafe {
arch::externs::memcpy(new_heap.start_address().get() as *mut u8,
heap.start_address().get() as *const u8,
heap.size());
intrinsics::copy(heap.start_address().get() as *const u8,
new_heap.start_address().get() as *mut u8,
heap.size());
}
new_heap.remap(heap.flags(), true);
@ -178,9 +177,9 @@ pub fn clone(flags: usize, stack_base: usize) -> Result<usize> {
);
unsafe {
arch::externs::memcpy(new_stack.start_address().get() as *mut u8,
stack.start_address().get() as *const u8,
stack.size());
intrinsics::copy(stack.start_address().get() as *const u8,
new_stack.start_address().get() as *mut u8,
stack.size());
}
new_stack.remap(stack.flags(), true);
@ -201,9 +200,9 @@ pub fn clone(flags: usize, stack_base: usize) -> Result<usize> {
};
unsafe {
arch::externs::memcpy(new_tls.mem.start_address().get() as *mut u8,
tls.master.get() as *const u8,
tls.file_size);
intrinsics::copy(tls.master.get() as *const u8,
new_tls.mem.start_address().get() as *mut u8,
tls.file_size);
}
new_tls.mem.remap(tls.mem.flags(), true);
@ -533,9 +532,9 @@ pub fn exec(path: &[u8], arg_ptrs: &[[usize; 2]]) -> Result<usize> {
unsafe {
// Copy file data
memcpy(segment.p_vaddr as *mut u8,
(elf.data.as_ptr() as usize + segment.p_offset as usize) as *const u8,
segment.p_filesz as usize);
intrinsics::copy((elf.data.as_ptr() as usize + segment.p_offset as usize) as *const u8,
segment.p_vaddr as *mut u8,
segment.p_filesz as usize);
}
let mut flags = entry::NO_EXECUTE | entry::USER_ACCESSIBLE;
@ -609,8 +608,8 @@ pub fn exec(path: &[u8], arg_ptrs: &[[usize; 2]]) -> Result<usize> {
unsafe {
// Copy file data
memcpy(tls.mem.start_address().get() as *mut u8,
master.get() as *const u8,
intrinsics::copy(master.get() as *const u8,
tls.mem.start_address().get() as *mut u8,
file_size);
}
@ -643,8 +642,8 @@ pub fn exec(path: &[u8], arg_ptrs: &[[usize; 2]]) -> Result<usize> {
let mut arg_offset = 0;
for arg in args.iter().rev() {
unsafe {
memcpy((arch::USER_ARG_OFFSET + arg_offset) as *mut u8,
arg.as_ptr(),
intrinsics::copy(arg.as_ptr(),
(arch::USER_ARG_OFFSET + arg_offset) as *mut u8,
arg.len());
}