Add PMP CSRs

This commit is contained in:
Vadim Kaushan 2019-06-26 11:25:45 +03:00
parent f37ab221c8
commit 31f4127702
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GPG Key ID: A501C5DF67C05C4E
3 changed files with 57 additions and 1 deletions

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@ -76,7 +76,12 @@ pub mod mtval;
pub mod mip; pub mod mip;
// TODO: Machine Protection and Translation // Machine Protection and Translation
mod pmpcfgx;
pub use self::pmpcfgx::*;
mod pmpaddrx;
pub use self::pmpaddrx::*;
// Machine Counter/Timers // Machine Counter/Timers
pub mod mcycle; pub mod mcycle;

28
src/register/pmpaddrx.rs Normal file
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@ -0,0 +1,28 @@
macro_rules! reg {
(
$addr:expr, $csr:ident, $readf:ident, $writef:ident
) => {
/// Physical memory protection address register
pub mod $csr {
read_csr_as_usize!($addr, $readf);
write_csr_as_usize!($addr, $writef);
}
}
}
reg!(0x3B0, pmpaddr0, __read_pmpaddr0, __write_pmpaddr0);
reg!(0x3B1, pmpaddr1, __read_pmpaddr1, __write_pmpaddr1);
reg!(0x3B2, pmpaddr2, __read_pmpaddr2, __write_pmpaddr2);
reg!(0x3B3, pmpaddr3, __read_pmpaddr3, __write_pmpaddr3);
reg!(0x3B4, pmpaddr4, __read_pmpaddr4, __write_pmpaddr4);
reg!(0x3B5, pmpaddr5, __read_pmpaddr5, __write_pmpaddr5);
reg!(0x3B6, pmpaddr6, __read_pmpaddr6, __write_pmpaddr6);
reg!(0x3B7, pmpaddr7, __read_pmpaddr7, __write_pmpaddr7);
reg!(0x3B8, pmpaddr8, __read_pmpaddr8, __write_pmpaddr8);
reg!(0x3B9, pmpaddr9, __read_pmpaddr9, __write_pmpaddr9);
reg!(0x3BA, pmpaddr10, __read_pmpaddr10, __write_pmpaddr10);
reg!(0x3BB, pmpaddr11, __read_pmpaddr11, __write_pmpaddr11);
reg!(0x3BC, pmpaddr12, __read_pmpaddr12, __write_pmpaddr12);
reg!(0x3BD, pmpaddr13, __read_pmpaddr13, __write_pmpaddr13);
reg!(0x3BE, pmpaddr14, __read_pmpaddr14, __write_pmpaddr14);
reg!(0x3BF, pmpaddr15, __read_pmpaddr15, __write_pmpaddr15);

23
src/register/pmpcfgx.rs Normal file
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@ -0,0 +1,23 @@
/// Physical memory protection configuration
pub mod pmpcfg0 {
read_csr_as_usize!(0x3A0, __read_pmpcfg0);
write_csr_as_usize!(0x3A0, __write_pmpcfg0);
}
/// Physical memory protection configuration, RV32 only
pub mod pmpcfg1 {
read_csr_as_usize_rv32!(0x3A1, __read_pmpcfg1);
write_csr_as_usize_rv32!(0x3A1, __write_pmpcfg1);
}
/// Physical memory protection configuration
pub mod pmpcfg2 {
read_csr_as_usize!(0x3A2, __read_pmpcfg2);
write_csr_as_usize!(0x3A2, __write_pmpcfg2);
}
/// Physical memory protection configuration, RV32 only
pub mod pmpcfg3 {
read_csr_as_usize_rv32!(0x3A3, __read_pmpcfg3);
write_csr_as_usize_rv32!(0x3A3, __write_pmpcfg3);
}