+++ /dev/null
-/* drmstat.c -- DRM device status and testing program
- * Created: Tue Jan 5 08:19:24 1999 by faith@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * All Rights Reserved.
- *
- * 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 (including the next
- * paragraph) 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
- * PRECISION INSIGHT AND/OR ITS SUPPLIERS 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.
- *
- * Authors: Rickard E. (Rik) Faith <faith@valinux.com>
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/mman.h>
-#include <getopt.h>
-#include <strings.h>
-#include <errno.h>
-#include <signal.h>
-#include <fcntl.h>
-#ifdef HAVE_ALLOCA_H
-# include <alloca.h>
-#endif
-#include "xf86drm.h"
-
-int sigio_fd;
-
-static double usec(struct timeval *end, struct timeval *start)
-{
- double e = end->tv_sec * 1000000 + end->tv_usec;
- double s = start->tv_sec * 1000000 + start->tv_usec;
-
- return e - s;
-}
-
-static void getversion(int fd)
-{
- drmVersionPtr version;
-
- version = drmGetVersion(fd);
- if (version) {
- printf( "Name: %s\n", version->name ? version->name : "?" );
- printf( " Version: %d.%d.%d\n",
- version->version_major,
- version->version_minor,
- version->version_patchlevel );
- printf( " Date: %s\n", version->date ? version->date : "?" );
- printf( " Desc: %s\n", version->desc ? version->desc : "?" );
- drmFreeVersion(version);
- } else {
- printf( "No driver available\n" );
- }
-}
-
-static void process_sigio(char *device)
-{
- int fd;
-
- if ((fd = open(device, 0)) < 0) {
- drmError(-errno, __func__);
- exit(1);
- }
-
- sigio_fd = fd;
- for (;;) sleep(60);
-}
-
-int main(int argc, char **argv)
-{
- int c;
- int r = 0;
- int fd = -1;
- drm_handle_t handle;
- void *address;
- char *pt;
- unsigned long count;
- unsigned long offset;
- unsigned long size;
- drm_context_t context;
- int loops;
- char buf[1024];
- int i;
- drmBufInfoPtr info;
- drmBufMapPtr bufs;
- drmLockPtr lock;
- int secs;
-
- while ((c = getopt(argc, argv,
- "lc:vo:O:f:s:w:W:b:r:R:P:L:C:XS:B:F:")) != EOF)
- switch (c) {
- case 'F':
- count = strtoul(optarg, NULL, 0);
- if (!fork()) {
- dup(fd);
- sleep(count);
- }
- close(fd);
- break;
- case 'v': getversion(fd); break;
- case 'X':
- if ((r = drmCreateContext(fd, &context))) {
- drmError(r, argv[0]);
- return 1;
- }
- printf( "Got %d\n", context);
- break;
- case 'S':
- process_sigio(optarg);
- break;
- case 'C':
- if ((r = drmSwitchToContext(fd, strtoul(optarg, NULL, 0)))) {
- drmError(r, argv[0]);
- return 1;
- }
- break;
- case 'c':
- if ((r = drmSetBusid(fd,optarg))) {
- drmError(r, argv[0]);
- return 1;
- }
- break;
- case 'o':
- if ((fd = drmOpen(optarg, NULL)) < 0) {
- drmError(fd, argv[0]);
- return 1;
- }
- break;
- case 'O':
- if ((fd = drmOpen(NULL, optarg)) < 0) {
- drmError(fd, argv[0]);
- return 1;
- }
- break;
- case 'B': /* Test buffer allocation */
- count = strtoul(optarg, &pt, 0);
- size = strtoul(pt+1, &pt, 0);
- secs = strtoul(pt+1, NULL, 0);
- {
- drmDMAReq dma;
- int *indices, *sizes;
-
- indices = alloca(sizeof(*indices) * count);
- sizes = alloca(sizeof(*sizes) * count);
- dma.context = context;
- dma.send_count = 0;
- dma.request_count = count;
- dma.request_size = size;
- dma.request_list = indices;
- dma.request_sizes = sizes;
- dma.flags = DRM_DMA_WAIT;
- if ((r = drmDMA(fd, &dma))) {
- drmError(r, argv[0]);
- return 1;
- }
- for (i = 0; i < dma.granted_count; i++) {
- printf("%5d: index = %d, size = %d\n",
- i, dma.request_list[i], dma.request_sizes[i]);
- }
- sleep(secs);
- drmFreeBufs(fd, dma.granted_count, indices);
- }
- break;
- case 'b':
- count = strtoul(optarg, &pt, 0);
- size = strtoul(pt+1, NULL, 0);
- if ((r = drmAddBufs(fd, count, size, 0, 65536)) < 0) {
- drmError(r, argv[0]);
- return 1;
- }
- if (!(info = drmGetBufInfo(fd))) {
- drmError(0, argv[0]);
- return 1;
- }
- for (i = 0; i < info->count; i++) {
- printf("%5d buffers of size %6d (low = %d, high = %d)\n",
- info->list[i].count,
- info->list[i].size,
- info->list[i].low_mark,
- info->list[i].high_mark);
- }
- if ((r = drmMarkBufs(fd, 0.50, 0.80))) {
- drmError(r, argv[0]);
- return 1;
- }
- if (!(info = drmGetBufInfo(fd))) {
- drmError(0, argv[0]);
- return 1;
- }
- for (i = 0; i < info->count; i++) {
- printf("%5d buffers of size %6d (low = %d, high = %d)\n",
- info->list[i].count,
- info->list[i].size,
- info->list[i].low_mark,
- info->list[i].high_mark);
- }
- printf("===== /proc/dri/0/mem =====\n");
- sprintf(buf, "cat /proc/dri/0/mem");
- system(buf);
-#if 1
- if (!(bufs = drmMapBufs(fd))) {
- drmError(0, argv[0]);
- return 1;
- }
- printf("===============================\n");
- printf( "%d bufs\n", bufs->count);
- for (i = 0; i < bufs->count; i++) {
- printf( " %4d: %8d bytes at %p\n",
- i,
- bufs->list[i].total,
- bufs->list[i].address);
- }
- printf("===== /proc/dri/0/vma =====\n");
- sprintf(buf, "cat /proc/dri/0/vma");
- system(buf);
-#endif
- break;
- case 'f':
- offset = strtoul(optarg, &pt, 0);
- size = strtoul(pt+1, NULL, 0);
- handle = 0;
- if ((r = drmAddMap(fd, offset, size,
- DRM_FRAME_BUFFER, 0, &handle))) {
- drmError(r, argv[0]);
- return 1;
- }
- printf("0x%08lx:0x%04lx added\n", offset, size);
- printf("===== /proc/dri/0/mem =====\n");
- sprintf(buf, "cat /proc/dri/0/mem");
- system(buf);
- break;
- case 'r':
- case 'R':
- offset = strtoul(optarg, &pt, 0);
- size = strtoul(pt+1, NULL, 0);
- handle = 0;
- if ((r = drmAddMap(fd, offset, size,
- DRM_REGISTERS,
- c == 'R' ? DRM_READ_ONLY : 0,
- &handle))) {
- drmError(r, argv[0]);
- return 1;
- }
- printf("0x%08lx:0x%04lx added\n", offset, size);
- printf("===== /proc/dri/0/mem =====\n");
- sprintf(buf, "cat /proc/dri/0/mem");
- system(buf);
- break;
- case 's':
- size = strtoul(optarg, &pt, 0);
- handle = 0;
- if ((r = drmAddMap(fd, 0, size,
- DRM_SHM, DRM_CONTAINS_LOCK,
- &handle))) {
- drmError(r, argv[0]);
- return 1;
- }
- printf("0x%04lx byte shm added at 0x%08lx\n", size, handle);
- sprintf(buf, "cat /proc/dri/0/vm");
- system(buf);
- break;
- case 'P':
- offset = strtoul(optarg, &pt, 0);
- size = strtoul(pt+1, NULL, 0);
- address = NULL;
- if ((r = drmMap(fd, offset, size, &address))) {
- drmError(r, argv[0]);
- return 1;
- }
- printf("0x%08lx:0x%04lx mapped at %p for pid %d\n",
- offset, size, address, getpid());
- printf("===== /proc/dri/0/vma =====\n");
- sprintf(buf, "cat /proc/dri/0/vma");
- system(buf);
- mprotect((void *)offset, size, PROT_READ);
- printf("===== /proc/dri/0/vma =====\n");
- sprintf(buf, "cat /proc/dri/0/vma");
- system(buf);
- break;
- case 'w':
- case 'W':
- offset = strtoul(optarg, &pt, 0);
- size = strtoul(pt+1, NULL, 0);
- address = NULL;
- if ((r = drmMap(fd, offset, size, &address))) {
- drmError(r, argv[0]);
- return 1;
- }
- printf("0x%08lx:0x%04lx mapped at %p for pid %d\n",
- offset, size, address, getpid());
- printf("===== /proc/%d/maps =====\n", getpid());
- sprintf(buf, "cat /proc/%d/maps", getpid());
- system(buf);
- printf("===== /proc/dri/0/mem =====\n");
- sprintf(buf, "cat /proc/dri/0/mem");
- system(buf);
- printf("===== /proc/dri/0/vma =====\n");
- sprintf(buf, "cat /proc/dri/0/vma");
- system(buf);
- printf("===== READING =====\n");
- for (i = 0; i < 0x10; i++)
- printf("%02x ", (unsigned int)((unsigned char *)address)[i]);
- printf("\n");
- if (c == 'w') {
- printf("===== WRITING =====\n");
- for (i = 0; i < size; i+=2) {
- ((char *)address)[i] = i & 0xff;
- ((char *)address)[i+1] = i & 0xff;
- }
- }
- printf("===== READING =====\n");
- for (i = 0; i < 0x10; i++)
- printf("%02x ", (unsigned int)((unsigned char *)address)[i]);
- printf("\n");
- printf("===== /proc/dri/0/vma =====\n");
- sprintf(buf, "cat /proc/dri/0/vma");
- system(buf);
- break;
- case 'L':
- context = strtoul(optarg, &pt, 0);
- offset = strtoul(pt+1, &pt, 0);
- size = strtoul(pt+1, &pt, 0);
- loops = strtoul(pt+1, NULL, 0);
- address = NULL;
- if ((r = drmMap(fd, offset, size, &address))) {
- drmError(r, argv[0]);
- return 1;
- }
- lock = address;
-#if 1
- {
- int counter = 0;
- struct timeval loop_start, loop_end;
- struct timeval lock_start, lock_end;
- double wt;
-#define HISTOSIZE 9
- int histo[HISTOSIZE];
- int output = 0;
- int fast = 0;
-
- if (loops < 0) {
- loops = -loops;
- ++output;
- }
-
- for (i = 0; i < HISTOSIZE; i++) histo[i] = 0;
-
- gettimeofday(&loop_start, NULL);
- for (i = 0; i < loops; i++) {
- gettimeofday(&lock_start, NULL);
- DRM_LIGHT_LOCK_COUNT(fd,lock,context,fast);
- gettimeofday(&lock_end, NULL);
- DRM_UNLOCK(fd,lock,context);
- ++counter;
- wt = usec(&lock_end, &lock_start);
- if (wt <= 2.5) ++histo[8];
- if (wt < 5.0) ++histo[0];
- else if (wt < 50.0) ++histo[1];
- else if (wt < 500.0) ++histo[2];
- else if (wt < 5000.0) ++histo[3];
- else if (wt < 50000.0) ++histo[4];
- else if (wt < 500000.0) ++histo[5];
- else if (wt < 5000000.0) ++histo[6];
- else ++histo[7];
- if (output) printf( "%.2f uSec, %d fast\n", wt, fast);
- }
- gettimeofday(&loop_end, NULL);
- printf( "Average wait time = %.2f usec, %d fast\n",
- usec(&loop_end, &loop_start) / counter, fast);
- printf( "%9d <= 2.5 uS\n", histo[8]);
- printf( "%9d < 5 uS\n", histo[0]);
- printf( "%9d < 50 uS\n", histo[1]);
- printf( "%9d < 500 uS\n", histo[2]);
- printf( "%9d < 5000 uS\n", histo[3]);
- printf( "%9d < 50000 uS\n", histo[4]);
- printf( "%9d < 500000 uS\n", histo[5]);
- printf( "%9d < 5000000 uS\n", histo[6]);
- printf( "%9d >= 5000000 uS\n", histo[7]);
- }
-#else
- printf( "before lock: 0x%08x\n", lock->lock);
- printf( "lock: 0x%08x\n", lock->lock);
- sleep(5);
- printf( "unlock: 0x%08x\n", lock->lock);
-#endif
- break;
- default:
- fprintf( stderr, "Usage: drmstat [options]\n" );
- return 1;
- }
-
- return r;
-}
-
-int xf86ConfigDRI[10];
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