root / tests / tcg / xtensa / test_interrupt.S @ a2e67072
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#include "macros.inc" |
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test_suite interrupt |
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.macro clear_interrupts |
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movi a2, 0 |
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wsr a2, intenable |
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wsr a2, ccompare0 |
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wsr a2, ccompare1 |
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wsr a2, ccompare2 |
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esync |
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rsr a2, interrupt |
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wsr a2, intclear |
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|
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esync |
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rsr a2, interrupt |
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assert eqi, a2, 0 |
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.endm |
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|
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.macro check_l1 |
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rsr a2, ps |
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movi a3, 0x1f /* EXCM | INTMASK */ |
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and a2, a2, a3 |
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assert eqi, a2, 0x10 /* only EXCM is set for level-1 interrupt */ |
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rsr a2, exccause |
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assert eqi, a2, 4 |
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.endm |
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|
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test rsil |
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clear_interrupts |
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|
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rsr a2, ps |
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rsil a3, 7 |
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rsr a4, ps |
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assert eq, a2, a3 |
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movi a2, 0xf |
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and a2, a4, a2 |
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assert eqi, a2, 7 |
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xor a3, a3, a4 |
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movi a2, 0xfffffff0 |
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and a2, a3, a2 |
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assert eqi, a2, 0 |
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test_end |
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|
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test soft_disabled |
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set_vector kernel, 1f |
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clear_interrupts |
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|
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movi a2, 0x80 |
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wsr a2, intset |
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esync |
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rsr a3, interrupt |
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assert eq, a2, a3 |
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wsr a2, intclear |
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esync |
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rsr a3, interrupt |
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assert eqi, a3, 0 |
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j 2f |
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1: |
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test_fail |
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2: |
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test_end |
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test soft_intenable |
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set_vector kernel, 1f |
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clear_interrupts |
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|
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movi a2, 0x80 |
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wsr a2, intset |
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esync |
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rsr a3, interrupt |
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assert eq, a2, a3 |
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rsil a3, 0 |
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wsr a2, intenable |
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esync |
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test_fail |
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1: |
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check_l1 |
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test_end |
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|
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test soft_rsil |
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set_vector kernel, 1f |
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clear_interrupts |
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|
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movi a2, 0x80 |
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wsr a2, intset |
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esync |
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rsr a3, interrupt |
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assert eq, a2, a3 |
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wsr a2, intenable |
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rsil a3, 0 |
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esync |
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test_fail |
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1: |
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check_l1 |
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test_end |
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|
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test soft_waiti |
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set_vector kernel, 1f |
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clear_interrupts |
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|
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movi a2, 0x80 |
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wsr a2, intset |
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esync |
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rsr a3, interrupt |
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assert eq, a2, a3 |
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wsr a2, intenable |
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waiti 0 |
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test_fail |
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1: |
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check_l1 |
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test_end |
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test soft_user |
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set_vector kernel, 1f |
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set_vector user, 2f |
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clear_interrupts |
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|
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movi a2, 0x80 |
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wsr a2, intset |
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esync |
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rsr a3, interrupt |
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assert eq, a2, a3 |
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wsr a2, intenable |
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rsr a2, ps |
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movi a3, 0x20 |
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or a2, a2, a3 |
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wsr a2, ps |
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waiti 0 |
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1: |
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test_fail |
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2: |
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check_l1 |
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test_end |
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|
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test soft_priority |
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set_vector kernel, 1f |
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set_vector level3, 2f |
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clear_interrupts |
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|
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movi a2, 0x880 |
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wsr a2, intenable |
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rsil a3, 0 |
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esync |
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wsr a2, intset |
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esync |
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1: |
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test_fail |
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2: |
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rsr a2, ps |
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movi a3, 0x1f /* EXCM | INTMASK */ |
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and a2, a2, a3 |
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movi a3, 0x13 |
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assert eq, a2, a3 /* EXCM and INTMASK are set |
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for high-priority interrupt */ |
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test_end |
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|
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test eps_epc_rfi |
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set_vector level3, 3f |
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clear_interrupts |
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reset_ps |
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|
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movi a2, 0x880 |
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wsr a2, intenable |
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rsil a3, 0 |
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rsr a3, ps |
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esync |
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wsr a2, intset |
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1: |
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esync |
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2: |
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test_fail |
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3: |
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rsr a2, eps3 |
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assert eq, a2, a3 |
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rsr a2, epc3 |
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movi a3, 1b |
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assert ge, a2, a3 |
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movi a3, 2b |
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assert ge, a3, a2 |
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movi a2, 4f |
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wsr a2, epc3 |
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movi a2, 0x40003 |
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wsr a2, eps3 |
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rfi 3 |
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test_fail |
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4: |
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rsr a2, ps |
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movi a3, 0x40003 |
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assert eq, a2, a3 |
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test_end |
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test_suite_end |