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Merge pull request #285 from Noah-G-L/main

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complete camline coverage on IFU and LSU
This commit is contained in:
David Harris 2023-04-27 14:33:11 -07:00 committed by GitHub
commit da8c6f8266
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 423 additions and 44 deletions
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20
testbench/tests.vh
View File

@ -52,18 +52,18 @@ string tvpaths[] = '{
"fpu",
"lsu",
"vm64check",
"pmp",
"dcache1",
"dcache2",
"pmpcfg",
"pmpcfg1",
"pmpcfg2",
"tlbKP",
"tlbMP",
"tlbM3",
"tlbASID",
"tlbGLB",
"ifuCamlineWrite"
"tlbMP",
"tlbGP",
"tlbTP",
"ifuCamlineWrite",
"dcache1",
"dcache2",
"pmp",
"pmpcfg",
"pmpcfg1",
"pmpcfg2"
};
string coremark[] = '{

29
tests/coverage/tlbASID.S
View File

@ -46,26 +46,21 @@ main:
li t5, 0 # j = 0 // now use as a counter for new asid loop
li t3, 32 # Max amount of Loops = 32
loop: bge t2, t3, nASID # exit loop if i >= loops
lw t1, 0(t0)
loop: bge t2, t3, finished # exit loop if i >= loops
li t1, 0x00008067 #load in jalr
sw t1, 0(t0)
fence.I
jalr t0
li t5, 0x9001000000080080 // try making asid = 1
csrw satp, t5
jalr t0
li t5, 0x9000000000080080 // try making asid = 0
csrw satp, t5
li t4, 0x1000
add t0, t0, t4
addi t2, t2, 1
j loop
nASID: bne t5, zero, finished
li a0, 3 // go
ecall
li t5, 0x9000100000080080 // try making asid = 1
csrw satp, t5
li a0, 1
ecall
li t2, 0
li t0, 0xC0000000
li t5, 1 // make this not zero.
j loop
finished:
j done
@ -130,4 +125,4 @@ pagetable:
.8byte 0x200088CF
.8byte 0x20008CCF

59
tests/coverage/tlbGLB.S
View File

@ -48,7 +48,10 @@ main:
li t3, 32 # Max amount of Loops = 32
loop: bge t2, t3, nASID # exit loop if i >= loops
lw t1, 0(t0)
li t1, 0x00008067 #load in jalr
sw t1, 0(t0)
fence.I
jalr t0
li t4, 0x1000
add t0, t0, t4
addi t2, t2, 1
@ -79,17 +82,17 @@ pagetable:
.align 12 // level 2 page table, contains direction to a gigapageg
.8byte 0x0
.8byte 0x0
.8byte 0x200000CF // gigapage that starts at 8000 0000 goes to C000 0000
.8byte 0x200208C1 // pointer to next page table entry at 8008 2000
.8byte 0x200000EF // gigapage that starts at 8000 0000 goes to C000 0000
.8byte 0x200208E1 // pointer to next page table entry at 8008 2000
.align 12 // level 1 page table, points to level 0 page table
.8byte 0x20020CE1
.align 12 // level 0 page table, points to address C000 0000 // FOR NOW ALL OF THESE GO TO 8 instead of C cause they start with 2
.8byte 0x200000CF // access xC000 0000
.8byte 0x200004CF // access xC000 1000
.8byte 0x200008CF // access xC000 2000
.8byte 0x20000CCF // access xC000 3000
.8byte 0x200000EF // access xC000 0000
.8byte 0x200004EF // access xC000 1000
.8byte 0x200008EF // access xC000 2000
.8byte 0x20000CEF // access xC000 3000
.8byte 0x200010EF // access xC000 4000
.8byte 0x200014EF
@ -131,4 +134,46 @@ pagetable:
.8byte 0x200088EF
.8byte 0x20008CEF
.8byte 0x200010EF // access xC000 4000
.8byte 0x200014EF
.8byte 0x200018EF
.8byte 0x20001CEF
.8byte 0x200020EF // access xC000 8000
.8byte 0x200024EF
.8byte 0x200028EF
.8byte 0x20002CEF
.8byte 0x200030EF // access xC000 C000
.8byte 0x200034EF
.8byte 0x200038EF
.8byte 0x20003CEF
.8byte 0x200040EF // access xC001 0000
.8byte 0x200044EF
.8byte 0x200048EF
.8byte 0x20004CEF
.8byte 0x200050EF // access xC001 4000
.8byte 0x200054EF
.8byte 0x200058EF
.8byte 0x20005CEF
.8byte 0x200060EF // access xC001 8000
.8byte 0x200064EF
.8byte 0x200068EF
.8byte 0x20006CEF
.8byte 0x200070EF // access xC001 C000
.8byte 0x200074eF
.8byte 0x200078EF
.8byte 0x20007CEF
.8byte 0x200080EF // access xC002 0000
.8byte 0x200084EF
.8byte 0x200088EF
.8byte 0x20008CEF

158
tests/coverage/tlbGP.S Normal file
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@ -0,0 +1,158 @@
///////////////////////////////////////////
// tlbGP.S
//
// Written: mmendozamanriquez@hmc.edu 4 April 2023
// nlimpert@hmc.edu
//
// Purpose: Create Page tables and access gigapages
//
// A component of the CORE-V-WALLY configurable RISC-V project.
//
// Copyright (C) 2021-23 Harvey Mudd College & Oklahoma State University
//
// SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1
//
// Licensed under the Solderpad Hardware License v 2.1 (the “License”); you may not use this file
// except in compliance with the License, or, at your option, the Apache License version 2.0. You
// may obtain a copy of the License at
//
// https://solderpad.org/licenses/SHL-2.1/
//
// Unless required by applicable law or agreed to in writing, any work distributed under the
// License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
// either express or implied. See the License for the specific language governing permissions
// and limitations under the License.
////////////////////////////////////////////////////////////////////////////////////////////////
// load code to initalize stack, handle interrupts, terminate
#include "WALLY-init-lib.h"
# run-elf.bash find this in project description
main:
# Page table root address at 0x80010000
li t5, 0x9000000000080010
csrw satp, t5
# sfence.vma x0, x0
# switch to supervisor mode
li a0, 1
ecall
li t5, 0
li t0, 0xC0200000 // go to first gigapage
li t4, 0x40000000 // put this outside the loop.
li t2, 0 # i = 0
li t3, 64 # Max amount of Loops = 16
loop: bge t2, t3, finished # exit loop if i >= loops
lw t1, 0(t0)
li t1, 0x00008067 #load in jalr
sw t1, 0(t0)
fence.I
jalr t0
add t0, t0, t4
addi t2, t2, 1
j loop
finished:
j done
.data
.align 16
# Page table situated at 0x80010000
pagetable:
.8byte 0x200044C1
.align 12
.8byte 0x000000CF //8000 0000
.8byte 0x100000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF
.8byte 0x200000CF

57
tests/coverage/tlbMP.S
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@ -39,25 +39,22 @@ main:
# switch to supervisor mode
li a0, 1
ecall
li t5, 0
li t0, 0x84000000 // go to first megapage
li t4, 0x1000 // put this outside the loop.
li t4, 0x200000 // put this outside the loop.
li t2, 0 # i = 0
li t3, 32 # Max amount of Loops = 16
loop: bge t2, t3, lKP # exit loop if i >= loops
lw t1, 0(t0)
loop: bge t2, t3, finished # exit loop if i >= loops
li t1, 0x00008067 #load in jalr
sw t1, 0(t0)
fence.I
jalr t0
add t0, t0, t4
addi t2, t2, 1
j loop
lKP: bne t5, zero, finished
li t0, 0x80000000
slli t4, t4, 9
addi t5, t5, 1
li t2, 0
j loop
finished:
j done
@ -116,6 +113,46 @@ pagetable:
.8byte 0x20F000CF
.8byte 0x20F800CF
.8byte 0x200000CF // access 8000,0000 I AM REPEATING PTE TO SAVE TIME.
.8byte 0x200800CF // access 8020,0000
.8byte 0x201000CF // acesss 8040,0000
.8byte 0x201800CF // acesss 8060,0000
.8byte 0x202000CF // access 8080,0000
.8byte 0x202800CF // access 80A0,0000
.8byte 0x203000CF // access 80C0,0000
.8byte 0x203800CF // access 80E0,0000
.8byte 0x204000CF // access 8100,0000
.8byte 0x204800CF
.8byte 0x205000CF
.8byte 0x205800CF
.8byte 0x206000CF // access 8180,0000
.8byte 0x206800CF
.8byte 0x207000CF
.8byte 0x207800CF
.8byte 0x208000CF // access 8200,0000
.8byte 0x208800CF
.8byte 0x209000CF
.8byte 0x209800CF
.8byte 0x20A000CF // access 8280,0000
.8byte 0x20A800CF
.8byte 0x20B000CF
.8byte 0x20B800CF
.8byte 0x20C000CF // access 8300,0000
.8byte 0x20C800CF
.8byte 0x20D000CF
.8byte 0x20D800CF
.8byte 0x20E000CF // access 8380,0000
.8byte 0x20E800CF
.8byte 0x20F000CF
.8byte 0x20F800CF
.8byte 0x20004CC1
// Kilopage entry, for addresses from 8400, 0000 to 841F, FFFF
// point to ...

144
tests/coverage/tlbTP.S Normal file
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@ -0,0 +1,144 @@
///////////////////////////////////////////
// tlbTP.S
//
// Written: mmendozamanriquez@hmc.edu 4 April 2023
// nlimpert@hmc.edu
//
// Purpose: Test coverage for LSU
//
// A component of the CORE-V-WALLY configurable RISC-V project.
//
// Copyright (C) 2021-23 Harvey Mudd College & Oklahoma State University
//
// SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1
//
// Licensed under the Solderpad Hardware License v 2.1 (the “License”); you may not use this file
// except in compliance with the License, or, at your option, the Apache License version 2.0. You
// may obtain a copy of the License at
//
// https://solderpad.org/licenses/SHL-2.1/
//
// Unless required by applicable law or agreed to in writing, any work distributed under the
// License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
// either express or implied. See the License for the specific language governing permissions
// and limitations under the License.
////////////////////////////////////////////////////////////////////////////////////////////////
// load code to initalize stack, handle interrupts, terminate
#include "WALLY-init-lib.h"
# run-elf.bash find this in project description
main:
# Page table root address at 0x80010000
li t5, 0x9000000000080010
csrw satp, t5
# sfence.vma x0, x0
# switch to supervisor mode
li a0, 1
ecall
li t5, 0
li t0, 0x80000000 // go to first gigapage
li t4, 0x8000000000 // put this outside the loop.
li t2, 0 # i = 0
li t3, 64 # run through 64 PTEs
loop: bge t2, t3, finished # exit loop if i >= loops
li t1, 0x00008067
sw t1, 0(t0)
fence.I
jalr t0
add t0, t0, t4
addi t2, t2, 1
j loop
finished:
j done
.data
.align 16
# Page table situated at 0x80010000
pagetable:
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF
.8byte 0x0CF