| /* |
| * 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 |