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- /****************************************************************************
- *
- * The MIT License (MIT)
- *
- * Copyright (c) 2014 - 2021 VERISILICON
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- *****************************************************************************
- *
- * The GPL License (GPL)
- *
- * Copyright (C) 2014 - 2021 VERISILICON
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- *
- *****************************************************************************
- *
- * Note: This software is released under dual MIT and GPL licenses. A
- * recipient may use this file under the terms of either the MIT license or
- * GPL License. If you wish to use only one license not the other, you can
- * indicate your decision by deleting one of the above license notices in your
- * version of this file.
- *
- *****************************************************************************/
- #include <sys/types.h>
- #include <sys/mman.h>
- #include <sys/ioctl.h>
- #include <unistd.h>
- #include <fcntl.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <getopt.h>
- #include <assert.h>
- #include "basetype.h"
- #include "memalloc.h"
- int main(void) {
- i32 memdev_fd = -1;
- i32 memdev_fd_2 = -1;
- i32 memdev_map = -1;
- i32 i = 0, u = 0;
- u32 *virtual1 = MAP_FAILED;
- u32 *virtual2 = MAP_FAILED;
- u32 pgsize = getpagesize();
- const char *memdev = "/dev/memalloc";
- const char *memmap = "/dev/mem";
- u32 bus_address1 = 0, bus_address2 = 0;
- u32 size = 4096;
- memdev_fd = open(memdev, O_RDWR);
- if (memdev_fd == -1) {
- printf("Failed to open dev: %s\n", memdev);
- goto end1;
- }
- memdev_fd_2 = open(memdev, O_RDWR);
- if (memdev_fd_2 == -1) {
- printf("Failed to open dev: %s\n", memdev);
- goto end1;
- }
- memdev_map = open(memmap, O_RDWR);
- if (memdev_map == -1) {
- printf("Failed to open dev: %s\n", memmap);
- goto end1;
- }
- size = (size + pgsize) & (~(pgsize - 1));
- printf("Hard Reset\n", size);
- /*ioctl(memdev_fd, MEMALLOC_IOCHARDRESET, 0);*/
- for (i = 0; i < 100; i++) {
- ioctl(memdev_fd, MEMALLOC_IOCXGETBUFFER, &bus_address1);
- printf("bus_address1 0x%08x\n", bus_address1);
- ioctl(memdev_fd_2, MEMALLOC_IOCXGETBUFFER, &bus_address2);
- printf("bus_address2 0x%08x\n", bus_address2);
- /* test write stuff in the mem are*/
- if (bus_address1) {
- virtual1 = (u32 *)mmap(0, size, PROT_READ | PROT_WRITE, MAP_SHARED,
- memdev_map, bus_address1);
- printf("Virtual1 %08x\n", virtual1);
- }
- if (virtual1 != MAP_FAILED) {
- for (u = 0; u < size / 4; u++) {
- *virtual1 = i + 1;
- }
- } else {
- printf("map failed\n");
- }
- /* test write stuff in the mem are*/
- if (bus_address2) {
- virtual2 = (u32 *)mmap(0, size, PROT_READ | PROT_WRITE, MAP_SHARED,
- memdev_map, bus_address2);
- printf("Virtual2 0x%08x\n", virtual2);
- }
- if (virtual2 != MAP_FAILED) {
- for (u = 0; u < size / 4; u++) {
- *virtual2 = i + 2;
- }
- } else {
- printf("map failed\n");
- }
- if (virtual1 != MAP_FAILED) {
- for (u = 0; u < size / 4; u++) {
- if (*virtual1 != i + 1) {
- printf("MISMATCH1!\n");
- break;
- }
- }
- }
- if (virtual2 != MAP_FAILED) {
- for (u = 0; u < size / 4; u++) {
- if (*virtual2 != i + 2) {
- printf("MISMATCH2!\n");
- break;
- }
- }
- }
- if ((i % 30)) {
- printf("release %d ", size);
- ioctl(memdev_fd, MEMALLOC_IOCSFREEBUFFER, &bus_address1);
- printf("address:\t\t0x%08x\n", bus_address1);
- }
- printf("release %d ", size);
- /*ioctl(memdev_fd_2, MEMALLOC_IOCSFREEBUFFER, &bus_address2);
- printf("address:\t\t0x%08x\n", bus_address2);
- virtual1 = MAP_FAILED;
- virtual2 = MAP_FAILED;*/
- if (!(i % 30)) {
- close(memdev_fd);
- memdev_fd = open(memdev, O_RDWR);
- if (memdev_fd == -1) {
- printf("Failed to open dev: %s\n", memdev);
- goto end1;
- }
- }
- close(memdev_fd_2);
- memdev_fd_2 = open(memdev, O_RDWR);
- if (memdev_fd_2 == -1) {
- printf("Failed to open dev: %s\n", memdev);
- goto end1;
- }
- }
- end1:
- close(memdev_fd);
- close(memdev_fd_2);
- close(memdev_map);
- return 0;
- }
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