mirror of
https://github.com/openhwgroup/cvw
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54 lines
1.5 KiB
ArmAsm
54 lines
1.5 KiB
ArmAsm
///////////////////////////////////////////
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// hptwAccessFault.S
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//
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// Written: Rose Thompson rose@rosethompson.net
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//
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// Purpose: Checks that only Store/AMO access faults are generated on AMO operations
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//
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// A component of the CORE-V-WALLY configurable RISC-V project.
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// https://github.com/openhwgroup/cvw
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//
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// Copyright (C) 2021-24 Harvey Mudd College & Oklahoma State University
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//
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// SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1
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//
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// Licensed under the Solderpad Hardware License v 2.1 (the “License”); you may not use this file
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// except in compliance with the License, or, at your option, the Apache License version 2.0. You
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// may obtain a copy of the License at
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//
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// https://solderpad.org/licenses/SHL-2.1/
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//
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// Unless required by applicable law or agreed to in writing, any work distributed under the
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// License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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////////////////////////////////////////////////////////////////////////////////////////////////
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// load code to initalize stack, handle interrupts, terminate
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#include "WALLY-init-lib.h"
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# run-elf.bash find this in project description
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main:
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la t1, data # first a valid AMO
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li t2, 2
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li t3, 3
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amoadd.d t3, t2, (t1)
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li t1, 0x90000000 # invalid AMO address
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li t2, 2
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li t3, 3
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amoadd.d t3, t2, (t1)
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fence.I
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finished:
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j done
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.data
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.align 8
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data:
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.8byte 0x1
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