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94 lines
2.9 KiB
94 lines
2.9 KiB
4 months ago
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/*
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* Check decoding of riscv_flush_icache syscall.
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*
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* Copyright (c) 2018 The strace developers.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "tests.h"
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#include <asm/unistd.h>
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#include "scno.h"
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#ifdef __NR_riscv_flush_icache
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# include <stdint.h>
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# include <stdio.h>
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# include <unistd.h>
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int main(void)
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{
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static struct {
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kernel_ulong_t addr;
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const char *str;
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} addrs[] = {
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{ (kernel_ulong_t) (uintptr_t) ARG_STR(NULL) },
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{ (kernel_ulong_t) 0xbadc0deddeadf157ULL,
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sizeof(kernel_ulong_t) == 8 ? "0xbadc0deddeadf157" :
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"0xdeadf157" },
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};
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static struct {
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kernel_ulong_t val;
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const char *str;
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} flags[] = {
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{ ARG_STR(0) },
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{ 1, "SYS_RISCV_FLUSH_ICACHE_LOCAL" },
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{ (kernel_ulong_t) 0xfacefeedfffffffeULL,
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sizeof(kernel_ulong_t) == 8 ?
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"0xfacefeedfffffffe /* SYS_RISCV_FLUSH_ICACHE_??? */" :
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"0xfffffffe /* SYS_RISCV_FLUSH_ICACHE_??? */" },
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{ (kernel_ulong_t) 0xfacefeedffffffffULL,
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sizeof(kernel_ulong_t) == 8 ?
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"SYS_RISCV_FLUSH_ICACHE_LOCAL|0xfacefeedfffffffe" :
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"SYS_RISCV_FLUSH_ICACHE_LOCAL|0xfffffffe" },
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};
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for (size_t i = 0; i < ARRAY_SIZE(addrs); i++) {
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for (size_t j = 0; j < ARRAY_SIZE(addrs); j++) {
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for (size_t k = 0; k < ARRAY_SIZE(flags); k++) {
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long rc = syscall(__NR_riscv_flush_icache,
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addrs[i].addr,
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addrs[j].addr,
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flags[k].val);
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printf("riscv_flush_icache(%s, %s, %s) = %s\n",
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addrs[i].str, addrs[j].str, flags[k].str,
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sprintrc(rc));
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}
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}
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}
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("__NR_riscv_flush_icache");
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#endif
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