diff options
| -rw-r--r-- | configure.ac | 2 | ||||
| -rw-r--r-- | intel/.gitignore | 1 | ||||
| -rw-r--r-- | intel/Makefile.am | 5 | ||||
| -rw-r--r-- | intel/test_decode.c | 190 |
4 files changed, 198 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 5f144bcf..540622fe 100644 --- a/configure.ac +++ b/configure.ac @@ -114,6 +114,8 @@ AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=], [AC_MSG_ERROR([Couldn't find clock_gettime])])]) AC_SUBST([CLOCK_LIB]) +AC_CHECK_FUNCS([open_memstream], [HAVE_OPEN_MEMSTREAM=yes]) + dnl Use lots of warning flags with with gcc and compatible compilers dnl Note: if you change the following variable, the cache is automatically diff --git a/intel/.gitignore b/intel/.gitignore new file mode 100644 index 00000000..528b4086 --- /dev/null +++ b/intel/.gitignore @@ -0,0 +1 @@ +test_decode diff --git a/intel/Makefile.am b/intel/Makefile.am index 801210f0..2d3d8c4c 100644 --- a/intel/Makefile.am +++ b/intel/Makefile.am @@ -54,4 +54,9 @@ libdrm_intelincludedir = ${includedir}/libdrm libdrm_intelinclude_HEADERS = intel_bufmgr.h \ intel_debug.h +# This may be interesting even outside of "make check", due to the -dump option. +noinst_PROGRAMS = test_decode + +test_decode_LDADD = libdrm_intel.la + pkgconfig_DATA = libdrm_intel.pc diff --git a/intel/test_decode.c b/intel/test_decode.c new file mode 100644 index 00000000..d41b0b26 --- /dev/null +++ b/intel/test_decode.c @@ -0,0 +1,190 @@ +/* + * Copyright © 2011 Intel Corporation + * + * 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 + * 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. + */ + +#include <string.h> +#include <stdlib.h> +#include <stdio.h> +#include <unistd.h> +#include <fcntl.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/mman.h> +#include <err.h> + +#include "config.h" +#include "intel_bufmgr.h" +#include "intel_chipset.h" + +#define HW_OFFSET 0x12300000 + +static void +usage(void) +{ + fprintf(stderr, "usage:\n"); + fprintf(stderr, " test_decode <batch>\n"); + fprintf(stderr, " test_decode <batch> -dump\n"); + exit(1); +} + +static void +read_file(const char *filename, void **ptr, size_t *size) +{ + int fd, ret; + struct stat st; + + fd = open(filename, O_RDONLY); + if (fd == -1) + errx(1, "couldn't open `%s'", filename); + + ret = fstat(fd, &st); + if (ret) + errx(1, "couldn't stat `%s'", filename); + + *size = st.st_size; + *ptr = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, fd, 0); + if (*ptr == MAP_FAILED) + errx(1, "couldn't map `%s'", filename); + + close(fd); +} + +static void +dump_batch(struct drm_intel_decode *ctx, const char *batch_filename) +{ + void *batch_ptr; + size_t batch_size; + + read_file(batch_filename, &batch_ptr, &batch_size); + + drm_intel_decode_set_batch_pointer(ctx, batch_ptr, HW_OFFSET, + batch_size / 4); + drm_intel_decode_set_output_file(ctx, stdout); + + drm_intel_decode(ctx); +} + +static void +compare_batch(struct drm_intel_decode *ctx, const char *batch_filename) +{ + FILE *out = NULL; + void *ptr, *ref_ptr, *batch_ptr; + size_t size, ref_size, batch_size; + const char *ref_suffix = "-ref.txt"; + char *ref_filename; + + ref_filename = malloc(strlen(batch_filename) + strlen(ref_suffix) + 1); + sprintf(ref_filename, "%s%s", batch_filename, ref_suffix); + + /* Read the batch and reference. */ + read_file(batch_filename, &batch_ptr, &batch_size); + read_file(ref_filename, &ref_ptr, &ref_size); + + /* Set up our decode output in memory, because I don't want to + * figure out how to output to a file in a safe and sane way + * inside of an automake project's test infrastructure. + */ +#ifdef HAVE_OPEN_MEMSTREAM + out = open_memstream((char **)&ptr, &size); +#else + fprintf(stderr, "platform lacks open_memstream, skipping.\n"); + exit(77); +#endif + + drm_intel_decode_set_batch_pointer(ctx, batch_ptr, HW_OFFSET, + batch_size / 4); + drm_intel_decode_set_output_file(ctx, out); + + drm_intel_decode(ctx); + + if (strcmp(ref_ptr, ptr) != 0) { + fprintf(stderr, "Decode mismatch with reference `%s'.\n", + ref_filename); + fprintf(stderr, "You can dump the new output using:\n"); + fprintf(stderr, " test_decode \"%s\" -dump\n", batch_filename); + exit(1); + } + + fclose(out); + free(ref_filename); + free(ptr); +} + +static uint16_t +infer_devid(const char *batch_filename) +{ + struct { + const char *name; + uint16_t devid; + } chipsets[] = { + { "830", 0x3577}, + { "855", 0x3582}, + { "945", 0x2772}, + { "gen4", 0x2a02 }, + { "gm45", 0x2a42 }, + { "gen5", PCI_CHIP_ILD_G }, + { "gen6", PCI_CHIP_SANDYBRIDGE_GT2 }, + { "gen7", PCI_CHIP_IVYBRIDGE_GT2 }, + }; + int i; + + for (i = 0; chipsets[i].name != NULL; i++) { + if (strstr(batch_filename, chipsets[i].name)) + return chipsets[i].devid; + } + + fprintf(stderr, "Couldn't guess chipset id from batch filename `%s'.\n", + batch_filename); + fprintf(stderr, "Must be contain one of:\n"); + for (i = 0; chipsets[i].name != NULL; i++) { + fprintf(stderr, " %s\n", chipsets[i].name); + } + exit(1); +} + +int +main(int argc, char **argv) +{ + uint16_t devid; + struct drm_intel_decode *ctx; + + if (argc < 2) + usage(); + + + devid = infer_devid(argv[1]); + + ctx = drm_intel_decode_context_alloc(devid); + + if (argc == 3) { + if (strcmp(argv[2], "-dump") == 0) + dump_batch(ctx, argv[1]); + else + usage(); + } else { + compare_batch(ctx, argv[1]); + } + + drm_intel_decode_context_free(ctx); + + return 0; +} |