[U-Boot] [PATCH v4 13/28] riscv: hang on unhandled exceptions

Hang on unhandled exceptions to prevent execution in a faulty state.

Signed-off-by: Lukas Auer lukas.auer@aisec.fraunhofer.de Reviewed-by: Bin Meng bmeng.cn@gmail.com Reviewed-by: Rick Chen rick@andestech.com ---

Changes in v4: None Changes in v3: None Changes in v2: None

arch/riscv/lib/interrupts.c | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/arch/riscv/lib/interrupts.c b/arch/riscv/lib/interrupts.c index d0d8de500e..903a1c4cd5 100644 --- a/arch/riscv/lib/interrupts.c +++ b/arch/riscv/lib/interrupts.c @@ -87,4 +87,6 @@ static void _exit_trap(ulong code, ulong epc, struct pt_regs *regs) } else { printf("Reserved\n"); } + + hang(); }