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Debugging plic-s test

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This commit is contained in:
David Harris 2022-08-03 13:21:09 +00:00
parent 7e5b78f240
commit 4fb467ee8a
1 changed files with 7 additions and 19 deletions
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26
tests/wally-riscv-arch-test/riscv-test-suite/rv32i_m/privilege/src/WALLY-plic-s-01.S
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@ -88,14 +88,7 @@ test_cases:
.equ iof_sel, (GPIO+0x3C)
.equ out_xor, (GPIO+0x40)
# =========== Define UART registers ===========
.equ UART, 0x10000000
.equ UART_IER, (UART+0x01)
.equ UART_MCR, (UART+0x04)
.equ UART_MSR, (UART+0x06)
# =========== Initialize UART and GPIO ===========
# =========== Initialize GPIO ===========
# GPIO Initialization
.4byte input_en, 0x00000001, write32_test # enable bit 0 of input_en
@ -103,14 +96,9 @@ test_cases:
.4byte output_val, 0x00000000, write32_test # make sure output_val is 0
.4byte rise_ie, 0x00000001, write32_test # enable rise interrupts
# UART Initialization
.4byte UART_IER, 0x08, write08_test # enable modem status interrupts from CTS
.4byte UART_MCR, 0x10, write08_test # enable loopback mode, RTS = 0
.4byte UART_MSR, 0x00, write08_test # disable UART interrupt
# =========== Initialize relevant PLIC registers ===========
.4byte PLIC_INTPRI_UART, 0x00000007, write32_test # set UART priority to zero
.4byte PLIC_INTPRI_UART, 0x00000000, write32_test # set UART priority to 0 to never interrupt
# =========== Enter Supervisor Mode ===========
@ -118,18 +106,18 @@ test_cases:
# =========== Test interrupt enables and priorities ===========
.4byte PLIC_INTPRI_GPIO, 0x00000001, write32_test # GPIOPriority = 1
.4byte PLIC_INTEN00, 0x00000008, write32_test # enable m-mode interrupts
.4byte PLIC_INTEN10, 0x00000008, write32_test # enable s-mode interrupts
.4byte PLIC_INTEN00, 0x00000008, write32_test # enable GPIO m-mode interrupts
.4byte PLIC_INTEN10, 0x00000008, write32_test # enable GPIO s-mode interrupts
.4byte PLIC_THRESH0, 0x00000000, write32_test # set m-mode threshold to 0
.4byte PLIC_THRESH1, 0x00000000, write32_test # set s-mode threshold to 0
.4byte output_val, 0x00000001, write32_test # cause rise_ip to go high
.4byte 0x0, 0x00000800, readsip_test # read mip
.4byte PLIC_INTPENDING1, 0x00000008, read32_test # interrupt pending for GPIO
.4byte PLIC_INTPENDING0, 0x00000008, read32_test # interrupt pending for GPIO
.4byte PLIC_CLAIM1, 0x00000003, read32_test # read claim register
.4byte PLIC_INTPENDING1, 0x00000000, read32_test # interrupt pending cleared for GPIO
.4byte PLIC_INTPENDING0, 0x00000000, read32_test # interrupt pending cleared for GPIO
.4byte output_val, 0x00000000, write32_test # clear output_val
.4byte rise_ip, 0x00000001, write32_test # clear GPIO interrupt
.4byte PLIC_CLAIM1, 0x00000003, write32_test # complete claim made earlier
.4byte PLIC_INTPENDING1, 0x00000000, read32_test # no interrupts pending
.4byte PLIC_INTPENDING0, 0x00000000, read32_test # no interrupts pending
.4byte 0x0, 0x0, terminate_test # terminate tests