diff options
| author | Hesham Almatary <Hesham.Almatary@cl.cam.ac.uk> | 2019-06-14 05:19:02 -0700 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@sifive.com> | 2019-06-23 23:44:42 -0700 |
| commit | 1f447aec787bfbbd078afccae44fc4c92acb4fed (patch) | |
| tree | fb3d3dc4c85ffbbc5c85dd627ba430a0343d5720 /target/riscv/cpu.h | |
| parent | cc0fdb298517ce56c770803447f8b02a90271152 (diff) | |
RISC-V: Check PMP during Page Table Walks
The PMP should be checked when doing a page table walk, and report access
fault exception if the to-be-read PTE failed the PMP check.
Suggested-by: Jonathan Behrens <fintelia@gmail.com>
Signed-off-by: Hesham Almatary <Hesham.Almatary@cl.cam.ac.uk>
Reviewed-by: Palmer Dabbelt <palmer@sifive.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
Diffstat (limited to 'target/riscv/cpu.h')
| -rw-r--r-- | target/riscv/cpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 2e74331253..934b71c85e 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -81,6 +81,7 @@ enum { #define PRIV_VERSION_1_09_1 0x00010901 #define PRIV_VERSION_1_10_0 0x00011000 +#define TRANSLATE_PMP_FAIL 2 #define TRANSLATE_FAIL 1 #define TRANSLATE_SUCCESS 0 #define MMU_USER_IDX 3 |