diff options
Diffstat (limited to 'qemu/tests/tcg/xtensa/test_timer.S')
| -rw-r--r-- | qemu/tests/tcg/xtensa/test_timer.S | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/qemu/tests/tcg/xtensa/test_timer.S b/qemu/tests/tcg/xtensa/test_timer.S new file mode 100644 index 000000000..f8c6f7423 --- /dev/null +++ b/qemu/tests/tcg/xtensa/test_timer.S @@ -0,0 +1,178 @@ +#include "macros.inc" + +test_suite timer + +test ccount + rsr a3, ccount + rsr a4, ccount + sub a3, a4, a3 + assert eqi, a3, 1 +test_end + +test ccompare + movi a2, 0 + wsr a2, intenable + rsr a2, interrupt + wsr a2, intclear + movi a2, 0 + wsr a2, ccompare1 + wsr a2, ccompare2 + + movi a3, 20 + rsr a2, ccount + addi a2, a2, 20 + wsr a2, ccompare0 + rsr a2, interrupt + assert eqi, a2, 0 + loop a3, 1f + rsr a3, interrupt + bnez a3, 2f +1: + test_fail +2: +test_end + +test ccompare0_interrupt + set_vector kernel, 2f + movi a2, 0 + wsr a2, intenable + rsr a2, interrupt + wsr a2, intclear + movi a2, 0 + wsr a2, ccompare1 + wsr a2, ccompare2 + + movi a3, 20 + rsr a2, ccount + addi a2, a2, 20 + wsr a2, ccompare0 + rsync + rsr a2, interrupt + assert eqi, a2, 0 + + movi a2, 0x40 + wsr a2, intenable + rsil a2, 0 + loop a3, 1f + nop +1: + test_fail +2: + rsr a2, exccause + assert eqi, a2, 4 /* LEVEL1_INTERRUPT_CAUSE */ +test_end + +test ccompare1_interrupt + set_vector level3, 2f + movi a2, 0 + wsr a2, intenable + rsr a2, interrupt + wsr a2, intclear + movi a2, 0 + wsr a2, ccompare0 + wsr a2, ccompare2 + + movi a3, 20 + rsr a2, ccount + addi a2, a2, 20 + wsr a2, ccompare1 + rsync + rsr a2, interrupt + assert eqi, a2, 0 + movi a2, 0x400 + wsr a2, intenable + rsil a2, 2 + loop a3, 1f + nop +1: + test_fail +2: +test_end + +test ccompare2_interrupt + set_vector level5, 2f + movi a2, 0 + wsr a2, intenable + rsr a2, interrupt + wsr a2, intclear + movi a2, 0 + wsr a2, ccompare0 + wsr a2, ccompare1 + + movi a3, 20 + rsr a2, ccount + addi a2, a2, 20 + wsr a2, ccompare2 + rsync + rsr a2, interrupt + assert eqi, a2, 0 + movi a2, 0x2000 + wsr a2, intenable + rsil a2, 4 + loop a3, 1f + nop +1: + test_fail +2: +test_end + +test ccompare_interrupt_masked + set_vector kernel, 2f + movi a2, 0 + wsr a2, intenable + rsr a2, interrupt + wsr a2, intclear + movi a2, 0 + wsr a2, ccompare2 + + movi a3, 40 + rsr a2, ccount + addi a2, a2, 20 + wsr a2, ccompare1 + addi a2, a2, 20 + wsr a2, ccompare0 + rsync + rsr a2, interrupt + assert eqi, a2, 0 + + movi a2, 0x40 + wsr a2, intenable + rsil a2, 0 + loop a3, 1f + nop +1: + test_fail +2: + rsr a2, exccause + assert eqi, a2, 4 /* LEVEL1_INTERRUPT_CAUSE */ +test_end + +test ccompare_interrupt_masked_waiti + set_vector kernel, 2f + movi a2, 0 + wsr a2, intenable + rsr a2, interrupt + wsr a2, intclear + movi a2, 0 + wsr a2, ccompare2 + + movi a3, 40 + rsr a2, ccount + addi a2, a2, 20 + wsr a2, ccompare1 + addi a2, a2, 20 + wsr a2, ccompare0 + rsync + rsr a2, interrupt + assert eqi, a2, 0 + + movi a2, 0x40 + wsr a2, intenable + waiti 0 + test_fail +2: + rsr a2, exccause + assert eqi, a2, 4 /* LEVEL1_INTERRUPT_CAUSE */ +test_end + +test_suite_end |