diff options
Diffstat (limited to 'src/arch/riscv')
| -rw-r--r-- | src/arch/riscv/virtual_memory.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/arch/riscv/virtual_memory.c b/src/arch/riscv/virtual_memory.c index bea552de86..98b7edca4e 100644 --- a/src/arch/riscv/virtual_memory.c +++ b/src/arch/riscv/virtual_memory.c @@ -208,4 +208,14 @@ void mstatus_init(void) clear_csr(mip, MIP_MSIP); set_csr(mie, MIP_MSIP); + + /* Configure which exception causes are delegated to supervisor mode */ + set_csr(medeleg, (1 << CAUSE_MISALIGNED_FETCH) + | (1 << CAUSE_FAULT_FETCH) + | (1 << CAUSE_ILLEGAL_INSTRUCTION) + | (1 << CAUSE_BREAKPOINT) + | (1 << CAUSE_FAULT_LOAD) + | (1 << CAUSE_FAULT_STORE) + | (1 << CAUSE_USER_ECALL) + ); } |