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Add pmpcfg test cases increasing IFU coverage

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This commit is contained in:
Liam 2023-04-19 11:58:22 -07:00
parent 68295bd750
commit 2684a81754
1 changed files with 43 additions and 3 deletions
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44
tests/coverage/pmpcfg.S
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@ -1,10 +1,52 @@
// pmpcfg part 1
// Kevin Wan, kewan@hmc.edu, 4/18/2023
// Liam Chalk, lchalk@hmc.edu, 4/19/2023
// locks each pmpXcfg bit field in order, from X = 15 to X = 0, with the A[1:0] field set to TOR.
// See the next part in pmpcfg1.S
#include "WALLY-init-lib.h"
main:
li t0, 0x90000000
csrw pmpaddr0, t0
li t0, 0x00000017
csrw pmpcfg0, t0
li t0, 0x90000000
csrw pmpaddr2, t0
li t0, 0x00000017
csrw pmpcfg2, t0
li t0, 0x90000000
csrw pmpaddr0, t0
li t0, 0x00000017
csrw pmpcfg1, t0
li t0, 0x90000000
csrw pmpaddr0, t0
li t0, 0x00000017
csrw pmpcfg2, t0
li t0, 0x90000000
csrw pmpaddr0, t0
li t0, 0x00000017
csrw pmpcfg3, t0
li t0, 0x90000000
csrw pmpaddr1, t0
li t0, 0x00000017
csrw pmpcfg1, t0
li t0, 0x90000000
csrw pmpaddr1, t0
li t0, 0x00000017
csrw pmpcfg2, t0
li t0, 0x90000000
csrw pmpaddr1, t0
li t0, 0x00000017
csrw pmpcfg3, t0
li t0, 0x8800000000000000
csrw pmpcfg2, t0
li t0, 0x88000000000000
@ -36,6 +78,4 @@ main:
li t0, 0x8800
csrw pmpcfg0, t0
j done