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tlb ramline coverage improvements

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This commit is contained in:
Jordan Carlin 2024-02-03 09:50:15 -08:00
parent 0312476fb3
commit 2dce774d34
1 changed files with 12 additions and 2 deletions
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14
tests/coverage/tlbNAPOT.S
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@ -55,14 +55,24 @@ main:
li t4, 0x1000 # address step size
li a2, 0x80216000 # Test NAPOT pages
jal a1, looptest
sfence.vma
li t4, 0x200000 # address step size
li a2, 0x80215240 # Test NAPOT pages
jal a1, looptest
li a2, 0xC0215240 # Test ill-formed NAPOT pages
jal a1, looptest
li a2, 0x40215240 # Test properly formed pages with 1 in PPN[3] that are not NAPOT
jal a1, looptest
li a0, 3 # switch back to machine mode because code at 0x80000000 may not have clean page table entry
ecall
j done
looptest:
mv t0, a2 # base address
li t2, 0 # i = 0
li t3, 35 # Max amount of Loops = 34
li t2, 0 # i = 0
li t3, 32 # Max amount of Loops = 32
li t5, 0x8082 # return instruction opcode
loop: bge t2, t3, finished # exit loop if i >= loops