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Ensure that memory::init is only called once

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Philipp Oppermann
2016-04-11 22:17:58 +02:00
parent cea73b3ab9
commit fbc1c60164
3 changed files with 5 additions and 0 deletions
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2
src/lib.rs
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@@ -18,6 +18,8 @@ extern crate multiboot2;
#[macro_use]
extern crate bitflags;
extern crate x86;
#[macro_use]
extern crate once;
extern crate bump_allocator;
extern crate alloc;

2
src/memory/mod.rs
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@@ -18,6 +18,8 @@ mod paging;
pub const PAGE_SIZE: usize = 4096;
pub fn init(boot_info: &BootInformation) {
assert_has_not_been_called!("memory::init must be called only once");
let memory_map_tag = boot_info.memory_map_tag().expect(
"Memory map tag required");
let elf_sections_tag = boot_info.elf_sections_tag().expect(