saymrwulf/betrusted-curve25519-dalek-source
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cleanup field arithmetic routines to refer to local job primitives

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bunnie 2024-03-11 18:14:57 +08:00
parent e53c5e50a5
commit ebcc3702d3
1 changed files with 16 additions and 9 deletions
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25
curve25519-dalek/src/backend/serial/u32e/field.rs
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@ -62,15 +62,22 @@ pub(crate) enum EngineOp {
#[allow(unused_qualifications)] #[allow(unused_qualifications)]
pub(crate) fn engine(a: &[u8; 32], b: &[u8; 32], op: EngineOp) -> Engine25519 { pub(crate) fn engine(a: &[u8; 32], b: &[u8; 32], op: EngineOp) -> Engine25519 {
use utralib::generated::*; use utralib::generated::*;
let mut engine = utralib::CSR::new(utra::engine::HW_ENGINE_BASE as *mut u32); use crate::backend::serial::u32e::*;
let mcode: &'static mut [u32] = unsafe{ core::slice::from_raw_parts_mut(utralib::HW_ENGINE_MEM as *mut u32, 1024) };
// allocate the first three registers crate::backend::serial::u32e::ensure_engine();
let rf: [&'static mut [u32]; 3] = let mut engine = utralib::CSR::new(unsafe{ENGINE_BASE.unwrap()}.as_mut_ptr() as *mut u32);
unsafe { [ let mcode: &'static mut [u32] = unsafe{
core::slice::from_raw_parts_mut((utralib::HW_ENGINE_MEM + 0x1_0000 + 0 * 32) as *mut u32, 8), core::slice::from_raw_parts_mut(ENGINE_MEM.unwrap().as_mut_ptr() as *mut u32, 1024)
core::slice::from_raw_parts_mut((utralib::HW_ENGINE_MEM + 0x1_0000 + 1 * 32) as *mut u32, 8), };
core::slice::from_raw_parts_mut((utralib::HW_ENGINE_MEM + 0x1_0000 + 2 * 32) as *mut u32, 8), let rf: [&'static mut [u32]; 3] = [
] }; unsafe{core::slice::from_raw_parts_mut(
(ENGINE_MEM.unwrap().as_mut_ptr() as usize + 0x1_0000 + 0 * 32) as *mut u32, 8)},
unsafe{core::slice::from_raw_parts_mut(
(ENGINE_MEM.unwrap().as_mut_ptr() as usize + 0x1_0000 + 1 * 32) as *mut u32, 8)},
unsafe{core::slice::from_raw_parts_mut(
(ENGINE_MEM.unwrap().as_mut_ptr() as usize + 0x1_0000 + 2 * 32) as *mut u32, 8)},
];
match op { match op {
EngineOp::Mul => { EngineOp::Mul => {
let prog = assemble_engine25519!( let prog = assemble_engine25519!(