diff options
Diffstat (limited to 'tools/pci/pcitest.c')
| -rw-r--r-- | tools/pci/pcitest.c | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/tools/pci/pcitest.c b/tools/pci/pcitest.c deleted file mode 100644 index ec4d51f3308b..000000000000 --- a/tools/pci/pcitest.c +++ /dev/null @@ -1,233 +0,0 @@ -/** - * Userspace PCI Endpoint Test Module - * - * Copyright (C) 2017 Texas Instruments - * Author: Kishon Vijay Abraham I <kishon@ti.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 of - * the License as published by the Free Software Foundation. - * - * 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, see <http://www.gnu.org/licenses/>. - */ - -#include <errno.h> -#include <fcntl.h> -#include <stdbool.h> -#include <stdio.h> -#include <stdlib.h> -#include <sys/ioctl.h> -#include <unistd.h> - -#include <linux/pcitest.h> - -#define BILLION 1E9 - -static char *result[] = { "NOT OKAY", "OKAY" }; -static char *irq[] = { "LEGACY", "MSI", "MSI-X" }; - -struct pci_test { - char *device; - char barnum; - bool legacyirq; - unsigned int msinum; - unsigned int msixnum; - int irqtype; - bool set_irqtype; - bool get_irqtype; - bool read; - bool write; - bool copy; - unsigned long size; -}; - -static void run_test(struct pci_test *test) -{ - long ret; - int fd; - - fd = open(test->device, O_RDWR); - if (fd < 0) { - perror("can't open PCI Endpoint Test device"); - return; - } - - if (test->barnum >= 0 && test->barnum <= 5) { - ret = ioctl(fd, PCITEST_BAR, test->barnum); - fprintf(stdout, "BAR%d:\t\t", test->barnum); - if (ret < 0) - fprintf(stdout, "TEST FAILED\n"); - else - fprintf(stdout, "%s\n", result[ret]); - } - - if (test->set_irqtype) { - ret = ioctl(fd, PCITEST_SET_IRQTYPE, test->irqtype); - fprintf(stdout, "SET IRQ TYPE TO %s:\t\t", irq[test->irqtype]); - if (ret < 0) - fprintf(stdout, "FAILED\n"); - else - fprintf(stdout, "%s\n", result[ret]); - } - - if (test->get_irqtype) { - ret = ioctl(fd, PCITEST_GET_IRQTYPE); - fprintf(stdout, "GET IRQ TYPE:\t\t"); - if (ret < 0) - fprintf(stdout, "FAILED\n"); - else - fprintf(stdout, "%s\n", irq[ret]); - } - - if (test->legacyirq) { - ret = ioctl(fd, PCITEST_LEGACY_IRQ, 0); - fprintf(stdout, "LEGACY IRQ:\t"); - if (ret < 0) - fprintf(stdout, "TEST FAILED\n"); - else - fprintf(stdout, "%s\n", result[ret]); - } - - if (test->msinum > 0 && test->msinum <= 32) { - ret = ioctl(fd, PCITEST_MSI, test->msinum); - fprintf(stdout, "MSI%d:\t\t", test->msinum); - if (ret < 0) - fprintf(stdout, "TEST FAILED\n"); - else - fprintf(stdout, "%s\n", result[ret]); - } - - if (test->msixnum > 0 && test->msixnum <= 2048) { - ret = ioctl(fd, PCITEST_MSIX, test->msixnum); - fprintf(stdout, "MSI-X%d:\t\t", test->msixnum); - if (ret < 0) - fprintf(stdout, "TEST FAILED\n"); - else - fprintf(stdout, "%s\n", result[ret]); - } - - if (test->write) { - ret = ioctl(fd, PCITEST_WRITE, test->size); - fprintf(stdout, "WRITE (%7ld bytes):\t\t", test->size); - if (ret < 0) - fprintf(stdout, "TEST FAILED\n"); - else - fprintf(stdout, "%s\n", result[ret]); - } - - if (test->read) { - ret = ioctl(fd, PCITEST_READ, test->size); - fprintf(stdout, "READ (%7ld bytes):\t\t", test->size); - if (ret < 0) - fprintf(stdout, "TEST FAILED\n"); - else - fprintf(stdout, "%s\n", result[ret]); - } - - if (test->copy) { - ret = ioctl(fd, PCITEST_COPY, test->size); - fprintf(stdout, "COPY (%7ld bytes):\t\t", test->size); - if (ret < 0) - fprintf(stdout, "TEST FAILED\n"); - else - fprintf(stdout, "%s\n", result[ret]); - } - - fflush(stdout); -} - -int main(int argc, char **argv) -{ - int c; - struct pci_test *test; - - test = calloc(1, sizeof(*test)); - if (!test) { - perror("Fail to allocate memory for pci_test\n"); - return -ENOMEM; - } - - /* since '0' is a valid BAR number, initialize it to -1 */ - test->barnum = -1; - - /* set default size as 100KB */ - test->size = 0x19000; - - /* set default endpoint device */ - test->device = "/dev/pci-endpoint-test.0"; - - while ((c = getopt(argc, argv, "D:b:m:x:i:Ilrwcs:")) != EOF) - switch (c) { - case 'D': - test->device = optarg; - continue; - case 'b': - test->barnum = atoi(optarg); - if (test->barnum < 0 || test->barnum > 5) - goto usage; - continue; - case 'l': - test->legacyirq = true; - continue; - case 'm': - test->msinum = atoi(optarg); - if (test->msinum < 1 || test->msinum > 32) - goto usage; - continue; - case 'x': - test->msixnum = atoi(optarg); - if (test->msixnum < 1 || test->msixnum > 2048) - goto usage; - continue; - case 'i': - test->irqtype = atoi(optarg); - if (test->irqtype < 0 || test->irqtype > 2) - goto usage; - test->set_irqtype = true; - continue; - case 'I': - test->get_irqtype = true; - continue; - case 'r': - test->read = true; - continue; - case 'w': - test->write = true; - continue; - case 'c': - test->copy = true; - continue; - case 's': - test->size = strtoul(optarg, NULL, 0); - continue; - case '?': - case 'h': - default: -usage: - fprintf(stderr, - "usage: %s [options]\n" - "Options:\n" - "\t-D <dev> PCI endpoint test device {default: /dev/pci-endpoint-test.0}\n" - "\t-b <bar num> BAR test (bar number between 0..5)\n" - "\t-m <msi num> MSI test (msi number between 1..32)\n" - "\t-x <msix num> \tMSI-X test (msix number between 1..2048)\n" - "\t-i <irq type> \tSet IRQ type (0 - Legacy, 1 - MSI, 2 - MSI-X)\n" - "\t-I Get current IRQ type configured\n" - "\t-l Legacy IRQ test\n" - "\t-r Read buffer test\n" - "\t-w Write buffer test\n" - "\t-c Copy buffer test\n" - "\t-s <size> Size of buffer {default: 100KB}\n", - argv[0]); - return -EINVAL; - } - - run_test(test); - return 0; -} |
