Exemple #1
0
int main(int argc, char *argv[])
{
	char *filename = read_opts(argc, argv);

	/* set up an rnn context */
	rnn_init();
	rnndb = rnn_newdb();
	rnn_parsefile(rnndb, "fifo/nv_objects.xml");
	if (rnndb->estatus)
		demmt_abort();
	rnn_prepdb(rnndb);
	domain = rnn_finddomain(rnndb, "SUBCHAN");
	if (!domain)
		demmt_abort();

	rnndb_g80_texture = rnn_newdb();
	rnn_parsefile(rnndb_g80_texture, "graph/g80_texture.xml");
	if (rnndb_g80_texture->estatus)
		demmt_abort();
	rnn_parsefile(rnndb_g80_texture, "graph/gm107_texture.xml");
	if (rnndb_g80_texture->estatus)
		demmt_abort();
	rnn_prepdb(rnndb_g80_texture);

	rnndb_gf100_shaders = rnn_newdb();
	rnn_parsefile(rnndb_gf100_shaders, "graph/gf100_shaders.xml");
	if (rnndb_gf100_shaders->estatus)
		demmt_abort();
	rnn_prepdb(rnndb_gf100_shaders);

	gf100_shaders_ctx = rnndec_newcontext(rnndb_gf100_shaders);
	gf100_shaders_ctx->colors = colors;
	/* doesn't matter which, just needs to exist to make it
	 * possible to modify later.
	 */
	rnndec_varadd(gf100_shaders_ctx, "GF100_SHADER_KIND", "FP");

	rnndb_nvrm_object = rnn_newdb();
	rnn_parsefile(rnndb_nvrm_object, "../docs/nvrm/rnndb/nvrm_object.xml");
	if (rnndb_nvrm_object->estatus)
		demmt_abort();
	rnn_prepdb(rnndb_nvrm_object);

	tic_domain = rnn_finddomain(rnndb_g80_texture, "TIC");
	tic2_domain = rnn_finddomain(rnndb_g80_texture, "TIC2");
	tsc_domain = rnn_finddomain(rnndb_g80_texture, "TSC");

	gf100_sp_header_domain = rnn_finddomain(rnndb_gf100_shaders, "GF100_SP_HEADER");
	gf100_fp_header_domain = rnn_finddomain(rnndb_gf100_shaders, "GF100_FP_HEADER");
	if (!gf100_sp_header_domain || !gf100_fp_header_domain)
		demmt_abort();

	gk104_cp_header_domain = rnn_finddomain(rnndb, "GK104_COMPUTE_LAUNCH_DESC");
	if (!gk104_cp_header_domain)
		demmt_abort();

	if (filename)
	{
		close(0);
		if (open_input(filename) == NULL)
		{
			perror("open");
			exit(1);
		}
		free(filename);
	}

	if (pager_enabled)
	{
		int pipe_fds[2];
		pid_t pid;

		if (pipe(pipe_fds) < 0)
		{
			perror("pipe");
			demmt_abort();
		}

		pid = fork();
		if (pid < 0)
		{
			perror("fork");
			demmt_abort();
		}

		if (pid > 0)
		{
			char *less_argv[] = { "less", "-ScR", NULL };

			close(pipe_fds[1]);
			dup2(pipe_fds[0], 0);
			close(pipe_fds[0]);
			execvp(less_argv[0], less_argv);

			perror("exec");
			demmt_abort();
		}

		close(pipe_fds[0]);
		dup2(pipe_fds[1], 1);
		dup2(pipe_fds[1], 2);
		close(pipe_fds[1]);
	}

#ifdef LIBSECCOMP_AVAILABLE
	if (seccomp_level)
	{
		int rc;
		scmp_filter_ctx ctx;
		if (seccomp_level == 2)
			ctx = seccomp_init(SCMP_ACT_KILL);
		else
			ctx = seccomp_init(SCMP_ACT_TRACE(1234));
		if (!ctx)
		{
			fprintf(stderr, "seccomp_init failed\n");
			exit(1);
		}

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(read), 1,
				SCMP_A0(SCMP_CMP_EQ, 0));
		if (rc != 0)
			exit(1);
		seccomp_syscall_priority(ctx, SCMP_SYS(read), 254);

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 1,
				SCMP_A0(SCMP_CMP_LE, 2));
		if (rc != 0)
			exit(1);
		seccomp_syscall_priority(ctx, SCMP_SYS(write), 255);

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rt_sigreturn), 0);
		if (rc != 0)
			exit(1);

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(fstat), 1,
				SCMP_A0(SCMP_CMP_EQ, 1));
		if (rc != 0)
			exit(1);

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(mmap), 0);
		if (rc != 0)
			exit(1);

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(brk), 0);
		if (rc != 0)
			exit(1);

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(munmap), 0);
		if (rc != 0)
			exit(1);

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(mremap), 0);
		if (rc != 0)
			exit(1);

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(exit_group), 0);
		if (rc != 0)
			exit(1);

		rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(ioctl), 2,
				SCMP_A0(SCMP_CMP_EQ, 1),
				SCMP_A1(SCMP_CMP_EQ, 0x5401/*TCGETS*/));
		if (rc != 0)
			exit(1);

		rc = seccomp_load(ctx);
		if (rc != 0)
		{
			fprintf(stderr, "seccomp_load failed with error: %d\n", rc);
			exit(1);
		}

		seccomp_release(ctx);
	}
#endif

	mmt_decode(&demmt_funcs.base, NULL);
	fflush(stdout);

	fini_macrodis();
	demmt_cleanup_isas();
	rnndec_freecontext(gf100_shaders_ctx);
	rnn_freedb(rnndb);
	rnn_freedb(rnndb_g80_texture);
	rnn_freedb(rnndb_gf100_shaders);
	rnn_freedb(rnndb_nvrm_object);
	rnn_fini();

	return 0;
}
Exemple #2
0
int main(int argc, char **argv) {
	char *file = "root.xml";
	char *name = "NV_MMIO";
	char *variant = NULL;
	int c, mode = 'd', chip = 0;
	uint64_t reg, colors=1, val = 0;
	struct rnndeccontext *vc;
	int ret;

	rnn_init();
	if (argc < 2) {
		usage();
	}
	struct rnndb *db = rnn_newdb();

	/* Arguments parsing */
	while ((c = getopt (argc, argv, "f:a:d:e:b:c")) != -1) {
		switch (c) {
			case 'f':
				file = strdup(optarg);
				break;
			case 'e':
				mode = 'e';
				name = strdup(optarg);
				break;
			case 'b':
				mode = 'b';
				name = strdup(optarg);
				break;
			case 'd':
				mode = 'd';
				name = strdup(optarg);
				break;
			case 'a':
				chip = strtoull(optarg, NULL, 16);
				if (!chip)
					variant = strdup(optarg);
				else {
					free(variant);
					variant = NULL;
				}
				break;
			case 'c':
				colors = 0;
				break;
			default: usage();
		}
	}

	rnn_parsefile (db, file);
	rnn_prepdb (db);
	vc = rnndec_newcontext(db);
	if(colors)
		vc->colors = &envy_def_colors;

	if (variant)
		rnndec_varadd(vc, "chipset", variant);
	else if (chip)
		rnndec_varaddvalue(vc, "chipset",  chip);

	/* Parse extra arguments */
	while (!strcmp (argv[optind], "-v")) {
		rnndec_varadd(vc, argv[optind+1], argv[optind+2]);
		optind+=3;
	}

	if (optind >= argc) {
		fprintf (stderr, "No address specified.\n");
		return 1;
	}

	reg = strtoull(argv[optind], 0, 16);
	if (optind + 1 < argc)
		val = strtoull(argv[optind + 1], 0, 16);

	if (mode == 'e') {
		struct rnnenum *en = rnn_findenum (db, name);
		if (en) {
			int i;
			int dec = 0;
			for (i = 0; i < en->valsnum; i++)
				if (en->vals[i]->valvalid && en->vals[i]->value == reg) {
					printf ("%s\n", en->vals[i]->name);
					dec = 1;
					break;
				}
			if (!dec)
				printf ("%#"PRIx64"\n", reg);

			ret = 0;
		} else {
			fprintf(stderr, "Not an enum: '%s'\n", name);
			ret = 1;
		}
	} else if (mode == 'b') {
		struct rnnbitset *bs = rnn_findbitset (db, name);

		if (bs) {
			printf("TODO\n");
			ret = 0;
		} else {
			fprintf(stderr, "Not a bitset: '%s'\n", name);
			ret = 1;
		}

	} else if (mode == 'd') {
		struct rnndomain *dom = rnn_finddomain (db, name);

		if (dom) {
			struct rnndecaddrinfo *info = rnndec_decodeaddr(vc, dom, reg, 0);
			if (info && info->typeinfo) {
				char *res = rnndec_decodeval(vc, info->typeinfo, val, info->width);
				printf ("%s => %s\n", info->name, res);
				free(res);
				rnndec_free_decaddrinfo(info);
				ret = 0;
			} else if (info) {
				printf ("%s\n", info->name);
				rnndec_free_decaddrinfo(info);
				ret = 0;
			} else
				ret = 1;
		} else {
			fprintf(stderr, "Not a domain: '%s'\n", name);
			ret = 1;
		}
	} else {
		ret = 1;
	}

	rnndec_freecontext(vc);
	rnn_freedb(db);
	rnn_fini();

	return ret;
}