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Map kernel TLS to general area

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This commit is contained in:
Jeremy Soller 2016-09-12 15:02:03 -06:00
parent 11eddfecd1
commit 6d675fc43a
5 changed files with 40 additions and 56 deletions
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10
arch/x86_64/src/lib.rs
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@ -38,11 +38,19 @@ pub extern crate x86;
pub const KERNEL_HEAP_SIZE: usize = 64 * 1024 * 1024; // 64 MB
/// Offset to kernel percpu variables
pub const KERNEL_PERCPU_OFFSET: usize = KERNEL_HEAP_OFFSET - PML4_SIZE;
//TODO: Use 64-bit fs offset to enable this pub const KERNEL_PERCPU_OFFSET: usize = KERNEL_HEAP_OFFSET - PML4_SIZE;
pub const KERNEL_PERCPU_OFFSET: usize = 0xC0000000;
/// Size of kernel percpu variables
pub const KERNEL_PERCPU_SIZE: usize = 64 * 1024; // 64 KB
/// Offset to user heap
pub const USER_HEAP_OFFSET: usize = PML4_SIZE;
/// Offset to user stack
pub const USER_STACK_OFFSET: usize = USER_HEAP_OFFSET + PML4_SIZE;
/// Size of user stack
pub const USER_STACK_SIZE: usize = 1024 * 1024; // 1 MB
/// Print to console
#[macro_export]