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