xobs/xous-kernel
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mem: starting to get memory manager working

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Signed-off-by: Sean Cross <sean@xobs.io>
This commit is contained in:
Sean Cross
2019-12-24 09:33:02 +08:00
parent 9a4d002832
commit 8521093f6d
8 changed files with 217 additions and 71 deletions
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4
src/main.rs
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@ -4,12 +4,15 @@
extern crate xous_riscv;
mod syscalls;
mod irq;
mod macros;
mod mem;
pub use irq::sys_interrupt_claim;
use core::panic::PanicInfo;
use xous_kernel_riscv_rt::xous_kernel_entry;
use xous_riscv::register::{mcause, mstatus, mie, vmim, vmip};
use mem::MemoryManager;
#[panic_handler]
@ -32,6 +35,7 @@ fn xous_main() -> ! {
mie::set_mext();
mstatus::set_mie(); // Enable CPU interrupts
}
let mm = MemoryManager::new();
sys_interrupt_claim(2, |_| {
let uart_ptr = 0xE000_1800 as *mut usize;
print_str(uart_ptr, "hello, world!\r\n");