os/config.rs
1//! Constants used in rCore
2#[allow(unused)]
3
4pub const USER_STACK_SIZE: usize = 4096 * 2;
5pub const KERNEL_STACK_SIZE: usize = 4096 * 2;
6pub const KERNEL_HEAP_SIZE: usize = 0x20_0000;
7
8pub const PAGE_SIZE: usize = 0x1000;
9pub const PAGE_SIZE_BITS: usize = 0xc;
10
11pub const TRAMPOLINE: usize = usize::MAX - PAGE_SIZE + 1;
12pub const TRAP_CONTEXT: usize = TRAMPOLINE - PAGE_SIZE;
13
14pub use crate::board::{MEMORY_END, MMIO};