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419 lines
12 KiB
419 lines
12 KiB
/* drmstat.c -- DRM device status and testing program |
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* Created: Tue Jan 5 08:19:24 1999 by faith@precisioninsight.com |
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* |
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* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. |
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. |
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* All Rights Reserved. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a |
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* copy of this software and associated documentation files (the "Software"), |
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* to deal in the Software without restriction, including without limitation |
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* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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* and/or sell copies of the Software, and to permit persons to whom the |
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* Software is furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice (including the next |
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* paragraph) shall be included in all copies or substantial portions of the |
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* Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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* DEALINGS IN THE SOFTWARE. |
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* |
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* Authors: Rickard E. (Rik) Faith <faith@valinux.com> |
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* |
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*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <unistd.h> |
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#include <sys/types.h> |
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#include <sys/time.h> |
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#include <sys/mman.h> |
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#include <getopt.h> |
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#include <strings.h> |
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#include <errno.h> |
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#include <signal.h> |
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#include <fcntl.h> |
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#ifdef HAVE_ALLOCA_H |
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# include <alloca.h> |
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#endif |
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#include "xf86drm.h" |
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int sigio_fd; |
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static double usec(struct timeval *end, struct timeval *start) |
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{ |
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double e = end->tv_sec * 1000000 + end->tv_usec; |
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double s = start->tv_sec * 1000000 + start->tv_usec; |
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return e - s; |
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} |
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static void getversion(int fd) |
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{ |
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drmVersionPtr version; |
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version = drmGetVersion(fd); |
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if (version) { |
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printf( "Name: %s\n", version->name ? version->name : "?" ); |
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printf( " Version: %d.%d.%d\n", |
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version->version_major, |
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version->version_minor, |
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version->version_patchlevel ); |
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printf( " Date: %s\n", version->date ? version->date : "?" ); |
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printf( " Desc: %s\n", version->desc ? version->desc : "?" ); |
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drmFreeVersion(version); |
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} else { |
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printf( "No driver available\n" ); |
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} |
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} |
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static void process_sigio(char *device) |
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{ |
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int fd; |
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if ((fd = open(device, 0)) < 0) { |
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drmError(-errno, __func__); |
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exit(1); |
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} |
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sigio_fd = fd; |
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for (;;) sleep(60); |
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} |
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int main(int argc, char **argv) |
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{ |
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int c; |
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int r = 0; |
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int fd = -1; |
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drm_handle_t handle; |
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void *address; |
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char *pt; |
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unsigned long count; |
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unsigned long offset; |
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unsigned long size; |
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drm_context_t context; |
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int loops; |
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char buf[1024]; |
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int i; |
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drmBufInfoPtr info; |
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drmBufMapPtr bufs; |
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drmLockPtr lock; |
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int secs; |
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while ((c = getopt(argc, argv, |
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"lc:vo:O:f:s:w:W:b:r:R:P:L:C:XS:B:F:")) != EOF) |
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switch (c) { |
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case 'F': |
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count = strtoul(optarg, NULL, 0); |
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if (!fork()) { |
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dup(fd); |
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sleep(count); |
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} |
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close(fd); |
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break; |
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case 'v': getversion(fd); break; |
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case 'X': |
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if ((r = drmCreateContext(fd, &context))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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printf( "Got %d\n", context); |
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break; |
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case 'S': |
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process_sigio(optarg); |
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break; |
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case 'C': |
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if ((r = drmSwitchToContext(fd, strtoul(optarg, NULL, 0)))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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break; |
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case 'c': |
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if ((r = drmSetBusid(fd,optarg))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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break; |
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case 'o': |
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if ((fd = drmOpen(optarg, NULL)) < 0) { |
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drmError(fd, argv[0]); |
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return 1; |
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} |
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break; |
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case 'O': |
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if ((fd = drmOpen(NULL, optarg)) < 0) { |
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drmError(fd, argv[0]); |
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return 1; |
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} |
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break; |
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case 'B': /* Test buffer allocation */ |
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count = strtoul(optarg, &pt, 0); |
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size = strtoul(pt+1, &pt, 0); |
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secs = strtoul(pt+1, NULL, 0); |
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{ |
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drmDMAReq dma; |
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int *indices, *sizes; |
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indices = alloca(sizeof(*indices) * count); |
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sizes = alloca(sizeof(*sizes) * count); |
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dma.context = context; |
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dma.send_count = 0; |
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dma.request_count = count; |
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dma.request_size = size; |
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dma.request_list = indices; |
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dma.request_sizes = sizes; |
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dma.flags = DRM_DMA_WAIT; |
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if ((r = drmDMA(fd, &dma))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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for (i = 0; i < dma.granted_count; i++) { |
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printf("%5d: index = %d, size = %d\n", |
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i, dma.request_list[i], dma.request_sizes[i]); |
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} |
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sleep(secs); |
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drmFreeBufs(fd, dma.granted_count, indices); |
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} |
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break; |
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case 'b': |
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count = strtoul(optarg, &pt, 0); |
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size = strtoul(pt+1, NULL, 0); |
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if ((r = drmAddBufs(fd, count, size, 0, 65536)) < 0) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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if (!(info = drmGetBufInfo(fd))) { |
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drmError(0, argv[0]); |
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return 1; |
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} |
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for (i = 0; i < info->count; i++) { |
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printf("%5d buffers of size %6d (low = %d, high = %d)\n", |
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info->list[i].count, |
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info->list[i].size, |
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info->list[i].low_mark, |
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info->list[i].high_mark); |
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} |
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if ((r = drmMarkBufs(fd, 0.50, 0.80))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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if (!(info = drmGetBufInfo(fd))) { |
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drmError(0, argv[0]); |
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return 1; |
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} |
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for (i = 0; i < info->count; i++) { |
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printf("%5d buffers of size %6d (low = %d, high = %d)\n", |
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info->list[i].count, |
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info->list[i].size, |
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info->list[i].low_mark, |
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info->list[i].high_mark); |
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} |
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printf("===== /proc/dri/0/mem =====\n"); |
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sprintf(buf, "cat /proc/dri/0/mem"); |
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system(buf); |
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#if 1 |
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if (!(bufs = drmMapBufs(fd))) { |
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drmError(0, argv[0]); |
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return 1; |
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} |
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printf("===============================\n"); |
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printf( "%d bufs\n", bufs->count); |
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for (i = 0; i < bufs->count; i++) { |
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printf( " %4d: %8d bytes at %p\n", |
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i, |
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bufs->list[i].total, |
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bufs->list[i].address); |
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} |
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printf("===== /proc/dri/0/vma =====\n"); |
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sprintf(buf, "cat /proc/dri/0/vma"); |
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system(buf); |
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#endif |
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break; |
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case 'f': |
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offset = strtoul(optarg, &pt, 0); |
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size = strtoul(pt+1, NULL, 0); |
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handle = 0; |
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if ((r = drmAddMap(fd, offset, size, |
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DRM_FRAME_BUFFER, 0, &handle))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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printf("0x%08lx:0x%04lx added\n", offset, size); |
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printf("===== /proc/dri/0/mem =====\n"); |
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sprintf(buf, "cat /proc/dri/0/mem"); |
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system(buf); |
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break; |
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case 'r': |
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case 'R': |
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offset = strtoul(optarg, &pt, 0); |
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size = strtoul(pt+1, NULL, 0); |
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handle = 0; |
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if ((r = drmAddMap(fd, offset, size, |
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DRM_REGISTERS, |
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c == 'R' ? DRM_READ_ONLY : 0, |
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&handle))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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printf("0x%08lx:0x%04lx added\n", offset, size); |
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printf("===== /proc/dri/0/mem =====\n"); |
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sprintf(buf, "cat /proc/dri/0/mem"); |
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system(buf); |
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break; |
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case 's': |
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size = strtoul(optarg, &pt, 0); |
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handle = 0; |
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if ((r = drmAddMap(fd, 0, size, |
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DRM_SHM, DRM_CONTAINS_LOCK, |
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&handle))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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printf("0x%04lx byte shm added at 0x%08lx\n", size, handle); |
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sprintf(buf, "cat /proc/dri/0/vm"); |
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system(buf); |
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break; |
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case 'P': |
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offset = strtoul(optarg, &pt, 0); |
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size = strtoul(pt+1, NULL, 0); |
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address = NULL; |
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if ((r = drmMap(fd, offset, size, &address))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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printf("0x%08lx:0x%04lx mapped at %p for pid %d\n", |
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offset, size, address, getpid()); |
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printf("===== /proc/dri/0/vma =====\n"); |
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sprintf(buf, "cat /proc/dri/0/vma"); |
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system(buf); |
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mprotect((void *)offset, size, PROT_READ); |
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printf("===== /proc/dri/0/vma =====\n"); |
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sprintf(buf, "cat /proc/dri/0/vma"); |
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system(buf); |
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break; |
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case 'w': |
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case 'W': |
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offset = strtoul(optarg, &pt, 0); |
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size = strtoul(pt+1, NULL, 0); |
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address = NULL; |
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if ((r = drmMap(fd, offset, size, &address))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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printf("0x%08lx:0x%04lx mapped at %p for pid %d\n", |
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offset, size, address, getpid()); |
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printf("===== /proc/%d/maps =====\n", getpid()); |
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sprintf(buf, "cat /proc/%d/maps", getpid()); |
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system(buf); |
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printf("===== /proc/dri/0/mem =====\n"); |
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sprintf(buf, "cat /proc/dri/0/mem"); |
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system(buf); |
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printf("===== /proc/dri/0/vma =====\n"); |
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sprintf(buf, "cat /proc/dri/0/vma"); |
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system(buf); |
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printf("===== READING =====\n"); |
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for (i = 0; i < 0x10; i++) |
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printf("%02x ", (unsigned int)((unsigned char *)address)[i]); |
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printf("\n"); |
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if (c == 'w') { |
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printf("===== WRITING =====\n"); |
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for (i = 0; i < size; i+=2) { |
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((char *)address)[i] = i & 0xff; |
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((char *)address)[i+1] = i & 0xff; |
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} |
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} |
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printf("===== READING =====\n"); |
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for (i = 0; i < 0x10; i++) |
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printf("%02x ", (unsigned int)((unsigned char *)address)[i]); |
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printf("\n"); |
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printf("===== /proc/dri/0/vma =====\n"); |
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sprintf(buf, "cat /proc/dri/0/vma"); |
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system(buf); |
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break; |
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case 'L': |
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context = strtoul(optarg, &pt, 0); |
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offset = strtoul(pt+1, &pt, 0); |
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size = strtoul(pt+1, &pt, 0); |
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loops = strtoul(pt+1, NULL, 0); |
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address = NULL; |
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if ((r = drmMap(fd, offset, size, &address))) { |
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drmError(r, argv[0]); |
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return 1; |
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} |
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lock = address; |
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#if 1 |
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{ |
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int counter = 0; |
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struct timeval loop_start, loop_end; |
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struct timeval lock_start, lock_end; |
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double wt; |
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#define HISTOSIZE 9 |
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int histo[HISTOSIZE]; |
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int output = 0; |
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int fast = 0; |
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if (loops < 0) { |
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loops = -loops; |
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++output; |
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} |
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for (i = 0; i < HISTOSIZE; i++) histo[i] = 0; |
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gettimeofday(&loop_start, NULL); |
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for (i = 0; i < loops; i++) { |
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gettimeofday(&lock_start, NULL); |
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DRM_LIGHT_LOCK_COUNT(fd,lock,context,fast); |
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gettimeofday(&lock_end, NULL); |
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DRM_UNLOCK(fd,lock,context); |
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++counter; |
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wt = usec(&lock_end, &lock_start); |
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if (wt <= 2.5) ++histo[8]; |
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if (wt < 5.0) ++histo[0]; |
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else if (wt < 50.0) ++histo[1]; |
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else if (wt < 500.0) ++histo[2]; |
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else if (wt < 5000.0) ++histo[3]; |
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else if (wt < 50000.0) ++histo[4]; |
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else if (wt < 500000.0) ++histo[5]; |
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else if (wt < 5000000.0) ++histo[6]; |
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else ++histo[7]; |
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if (output) printf( "%.2f uSec, %d fast\n", wt, fast); |
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} |
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gettimeofday(&loop_end, NULL); |
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printf( "Average wait time = %.2f usec, %d fast\n", |
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usec(&loop_end, &loop_start) / counter, fast); |
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printf( "%9d <= 2.5 uS\n", histo[8]); |
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printf( "%9d < 5 uS\n", histo[0]); |
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printf( "%9d < 50 uS\n", histo[1]); |
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printf( "%9d < 500 uS\n", histo[2]); |
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printf( "%9d < 5000 uS\n", histo[3]); |
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printf( "%9d < 50000 uS\n", histo[4]); |
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printf( "%9d < 500000 uS\n", histo[5]); |
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printf( "%9d < 5000000 uS\n", histo[6]); |
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printf( "%9d >= 5000000 uS\n", histo[7]); |
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} |
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#else |
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printf( "before lock: 0x%08x\n", lock->lock); |
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printf( "lock: 0x%08x\n", lock->lock); |
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sleep(5); |
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printf( "unlock: 0x%08x\n", lock->lock); |
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#endif |
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break; |
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default: |
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fprintf( stderr, "Usage: drmstat [options]\n" ); |
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return 1; |
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} |
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return r; |
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} |
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int xf86ConfigDRI[10];
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