| # See LICENSE for license details. |
| |
| #***************************************************************************** |
| # scall.S |
| #----------------------------------------------------------------------------- |
| # |
| # Test syscall trap. |
| # |
| |
| #include "riscv_test.h" |
| #include "test_macros.h" |
| |
| RVTEST_RV64S |
| RVTEST_CODE_BEGIN |
| |
| #ifdef __MACHINE_MODE |
| #define sscratch mscratch |
| #define sstatus mstatus |
| #define scause mcause |
| #define stvec mtvec |
| #define sepc mepc |
| #define sret mret |
| #define stvec_handler mtvec_handler |
| #endif |
| |
| li TESTNUM, 2 |
| |
| do_break: |
| sbreak |
| j fail |
| |
| TEST_PASSFAIL |
| |
| .align 2 |
| .global stvec_handler |
| stvec_handler: |
| li t1, CAUSE_BREAKPOINT |
| csrr t0, scause |
| # Check if CLIC mode |
| csrr t2, stvec |
| andi t2, t2, 2 |
| # Skip masking if non-CLIC mode |
| beqz t2, skip_mask |
| andi t0, t0, 255 |
| skip_mask: |
| bne t0, t1, fail |
| la t1, do_break |
| csrr t0, sepc |
| bne t0, t1, fail |
| j pass |
| |
| RVTEST_CODE_END |
| |
| .data |
| RVTEST_DATA_BEGIN |
| |
| TEST_DATA |
| |
| RVTEST_DATA_END |
