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libcortex_a9/uncached: fixed mmu setting

This commit is contained in:
pca006132 2020-08-20 11:52:44 +08:00
parent 1ba0aa450f
commit 511c906d4d
1 changed files with 3 additions and 2 deletions
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5
libcortex_a9/src/uncached.rs
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@ -23,10 +23,11 @@ impl<T> UncachedSlice<T> {
assert_eq!(start & (L1_PAGE_SIZE - 1), 0); assert_eq!(start & (L1_PAGE_SIZE - 1), 0);
for page_start in (start..(start + size)).step_by(L1_PAGE_SIZE) { for page_start in (start..(start + size)).step_by(L1_PAGE_SIZE) {
// non-shareable device
L1Table::get() L1Table::get()
.update(page_start as *const (), |l1_section| { .update(page_start as *const (), |l1_section| {
l1_section.tex = 0b100; l1_section.tex = 0b10;
l1_section.cacheable = false; l1_section.cacheable = true;
l1_section.bufferable = false; l1_section.bufferable = false;
}); });
} }