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qemu/tests/tcg/xtensa/test_phys_mem.S

137 lines
2.4 KiB
ArmAsm

#include "macros.inc"
test_suite phys_mem
#if XCHAL_HAVE_PTP_MMU
.purgem test_init
.macro test_init
movi a2, 0xc0000003 /* PPN */
movi a3, 0xc0000004 /* VPN */
wdtlb a2, a3
witlb a2, a3
movi a2, 0xc0000000
wsr a2, ptevaddr
#if XCHAL_HAVE_SPANNING_WAY
movi a2, 0xc0000000 | XCHAL_SPANNING_WAY
idtlb a2
iitlb a2
movi a2, 0x20000000 | XCHAL_SPANNING_WAY
idtlb a2
iitlb a2
#endif
.endm
test inst_fetch_get_pte_no_phys
set_vector kernel, 2f
movi a2, 0x20000000
jx a2
2:
movi a2, 0x20000000
rsr a3, excvaddr
assert eq, a2, a3
rsr a3, epc1
assert eq, a2, a3
rsr a3, exccause
movi a2, 16
assert eq, a2, a3
test_end
test read_get_pte_no_phys
set_vector kernel, 2f
movi a2, 0x20000000
1:
l32i a3, a2, 0
test_fail
2:
movi a2, 0x20000000
rsr a3, excvaddr
assert eq, a2, a3
movi a2, 1b
rsr a3, epc1
assert eq, a2, a3
rsr a3, exccause
movi a2, 24
assert eq, a2, a3
test_end
test write_get_pte_no_phys
set_vector kernel, 2f
movi a2, 0x20000000
1:
s32i a3, a2, 0
test_fail
2:
movi a2, 0x20000000
rsr a3, excvaddr
assert eq, a2, a3
movi a2, 1b
rsr a3, epc1
assert eq, a2, a3
rsr a3, exccause
movi a2, 24
assert eq, a2, a3
test_end
#endif
test inst_fetch_no_phys
set_vector kernel, 2f
movi a2, 0xc0000000
jx a2
2:
movi a2, 0xc0000000
rsr a3, excvaddr
assert eq, a2, a3
rsr a3, epc1
assert eq, a2, a3
rsr a3, exccause
movi a2, 14
assert eq, a2, a3
test_end
test read_no_phys
set_vector kernel, 2f
movi a2, 0xc0000000
1:
l32i a3, a2, 0
test_fail
2:
movi a2, 0xc0000000
rsr a3, excvaddr
assert eq, a2, a3
movi a2, 1b
rsr a3, epc1
assert eq, a2, a3
rsr a3, exccause
movi a2, 15
assert eq, a2, a3
test_end
test write_no_phys
set_vector kernel, 2f
movi a2, 0xc0000000
1:
s32i a3, a2, 0
test_fail
2:
movi a2, 0xc0000000
rsr a3, excvaddr
assert eq, a2, a3
movi a2, 1b
rsr a3, epc1
assert eq, a2, a3
rsr a3, exccause
movi a2, 15
assert eq, a2, a3
test_end
test_suite_end