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