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-rw-r--r--dtbtool/dtbtool.c1054
1 files changed, 0 insertions, 1054 deletions
diff --git a/dtbtool/dtbtool.c b/dtbtool/dtbtool.c
deleted file mode 100644
index 08a1b8a..0000000
--- a/dtbtool/dtbtool.c
+++ /dev/null
@@ -1,1054 +0,0 @@
-/*
- * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- * Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- * Redistributions in binary form must reproduce the above
- copyright notice, this list of conditions and the following
- disclaimer in the documentation and/or other materials provided
- with the distribution.
- * Neither the name of The Linux Foundation nor the names of its
- contributors may be used to endorse or promote products derived
- from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
- * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#define _GNU_SOURCE
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <dirent.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <getopt.h>
-#include <errno.h>
-#include <unistd.h>
-#include <limits.h>
-
-#define QCDT_MAGIC "QCDT" /* Master DTB magic */
-#define QCDT_VERSION 3 /* QCDT version */
-
-#define QCDT_DT_TAG "qcom,msm-id = <"
-#define QCDT_BOARD_TAG "qcom,board-id = <"
-#define QCDT_PMIC_TAG "qcom,pmic-id = <"
-
-
-#define PAGE_SIZE_DEF 2048
-#define PAGE_SIZE_MAX (1024*1024)
-
-#define log_err(x...) printf(x)
-#define log_info(x...) printf(x)
-#define log_dbg(x...) { if (verbose) printf(x); }
-
-#define COPY_BLK 1024 /* File copy block size */
-
-#define RC_SUCCESS 0
-#define RC_ERROR -1
-
-struct chipInfo_t {
- uint32_t chipset;
- uint32_t platform;
- uint32_t subtype;
- uint32_t revNum;
- uint32_t pmic_model[4];
- uint32_t dtb_size;
- char *dtb_file;
- struct chipInfo_t *prev;
- struct chipInfo_t *next;
- struct chipInfo_t *master;
- int wroteDtb;
- uint32_t master_offset;
- struct chipInfo_t *t_next;
-};
-
-struct chipInfo_t *chip_list;
-
-struct chipId_t {
- uint32_t chipset;
- uint32_t revNum;
- struct chipId_t *next;
- struct chipId_t *t_next;
-};
-
-struct chipSt_t {
- uint32_t platform;
- uint32_t subtype;
- struct chipSt_t *next;
- struct chipSt_t *t_next;
-};
-
-struct chipPt_t {
- uint32_t pmic0;
- uint32_t pmic1;
- uint32_t pmic2;
- uint32_t pmic3;
- struct chipPt_t *next;
- struct chipPt_t *t_next;
-};
-
-char *input_dir;
-char *output_file;
-char *dtc_path;
-char *dt_tag = QCDT_DT_TAG;
-int verbose;
-int page_size = PAGE_SIZE_DEF;
-int version_override = 0;
-
-void print_help()
-{
- log_info("dtbTool version %d (kinda :) )\n", QCDT_VERSION);
- log_info("dtbTool [options] -o <output file> <input DTB path>\n");
- log_info(" options:\n");
- log_info(" --output-file/-o output file\n");
- log_info(" --dtc-path/-p path to dtc\n");
- log_info(" --page-size/-s page size in bytes\n");
- log_info(" --dt-tag/-d alternate QCDT_DT_TAG\n");
- log_info(" --verbose/-v verbose\n");
- log_info(" --force-v2/-2 output dtb v2 format\n");
- log_info(" --force-v3/-3 output dtb v3 format\n");
- log_info(" --help/-h this help screen\n");
-}
-
-int parse_commandline(int argc, char *const argv[])
-{
- int c;
-
- struct option long_options[] = {
- {"output-file", 1, 0, 'o'},
- {"dtc-path", 1, 0, 'p'},
- {"page-size", 1, 0, 's'},
- {"dt-tag", 1, 0, 'd'},
- {"force-v2", 0, 0, '2'},
- {"force-v3", 0, 0, '3'},
- {"verbose", 0, 0, 'v'},
- {"help", 0, 0, 'h'},
- {0, 0, 0, 0}
- };
-
- while ((c = getopt_long(argc, argv, "-o:p:s:d:23vh", long_options, NULL))
- != -1) {
- switch (c) {
- case 1:
- if (!input_dir)
- input_dir = optarg;
- break;
- case 'o':
- output_file = optarg;
- break;
- case 'p':
- dtc_path = optarg;
- break;
- case 's':
- page_size = atoi(optarg);
- if ((page_size <= 0) || (page_size > (PAGE_SIZE_MAX))) {
- log_err("Invalid page size (> 0 and <=1MB\n");
- return RC_ERROR;
- }
- break;
- case 'd':
- dt_tag = optarg;
- break;
- case '2':
- case '3':
- if (version_override != 0) {
- log_err("A version output argument may only be passed once\n");
- return RC_ERROR;
- }
- version_override = c - '0';
- break;
- case 'v':
- verbose = 1;
- break;
- case 'h':
- default:
- return RC_ERROR;
- }
- }
-
- if (!output_file) {
- log_err("Output file must be specified\n");
- return RC_ERROR;
- }
-
- if (!input_dir)
- input_dir = "./";
-
- if (!dtc_path)
- dtc_path = "";
-
- return RC_SUCCESS;
-}
-
-/* Unique entry sorted list add (by chipset->platform->rev) */
-int chip_add(struct chipInfo_t *c)
-{
- struct chipInfo_t *x = chip_list;
-
- if (!chip_list) {
- chip_list = c;
- c->next = NULL;
- c->prev = NULL;
- return RC_SUCCESS;
- }
-
- while (1) {
- if ((c->chipset < x->chipset) ||
- ((c->chipset == x->chipset) &&
- ((c->platform < x->platform) ||
- ((c->platform == x->platform) &&
- ((c->subtype < x->subtype) ||
- ((c->subtype == x->subtype) &&
- (c->revNum < x->revNum))))))) {
- if (!x->prev) {
- c->next = x;
- c->prev = NULL;
- x->prev = c;
- chip_list = c;
- break;
- } else {
- c->next = x;
- c->prev = x->prev;
- x->prev->next = c;
- x->prev = c;
- break;
- }
- }
- if ((c->chipset == x->chipset) &&
- (c->platform == x->platform) &&
- (c->subtype == x->subtype) &&
- (c->revNum == x->revNum) &&
- (c->pmic_model[0] == x->pmic_model[0]) &&
- (c->pmic_model[1] == x->pmic_model[1]) &&
- (c->pmic_model[2] == x->pmic_model[2]) &&
- (c->pmic_model[3] == x->pmic_model[3])) {
- return RC_ERROR; /* duplicate */
- }
- if (!x->next) {
- c->prev = x;
- c->next = NULL;
- x->next = c;
- break;
- }
- x = x->next;
- }
- return RC_SUCCESS;
-}
-
-void chip_deleteall()
-{
- struct chipInfo_t *c = chip_list, *t;
-
- while (c) {
- t = c;
- c = c->next;
- if (t->dtb_file)
- free(t->dtb_file);
- free(t);
- }
-}
-
-/*
- For v1 Extract 'qcom,msm-id' parameter triplet from DTB
- qcom,msm-id = <x y z>;
-
- For v2 Extract 'qcom,msm-id', 'qcom,board-id' parameter double from DTB
- qcom,msm-id = <x z> i.e chipset, revision number;
- qcom,board-id = <y y'> i.e platform and sub-type;
- */
-
-struct chipInfo_t *getChipInfo(const char *filename, int *num, uint32_t msmversion)
-{
-
- const char str1[] = "dtc -I dtb -O dts \"";
- const char str2[] = "\" 2>&1";
- char *buf, *pos;
- char *line = NULL;
- size_t line_size;
- FILE *pfile;
- int llen;
- struct chipInfo_t *chip = NULL, *tmp, *chip_t;
- uint32_t data[3] = {0, 0, 0};
- uint32_t data_st[2] = {0, 0};
- uint32_t data_pt[4] = {0, 0, 0, 0};
- char *tok, *sptr = NULL;
- int i, entryValid, entryEnded;
- int count = 0, count1 = 0, count2 = 0, count3 = 0;
- int entryValidST, entryEndedST, entryValidDT, entryEndedDT, entryValidPT, entryEndedPT;
- struct chipId_t *chipId = NULL, *cId = NULL, *tmp_id = NULL;
- struct chipSt_t *chipSt = NULL, *cSt = NULL, *tmp_st = NULL;
- struct chipPt_t *chipPt = NULL, *cPt = NULL, *tmp_pt = NULL;
- struct chipId_t *chipId_tmp = NULL;
- struct chipSt_t *chipSt_tmp = NULL;
- struct chipPt_t *chipPt_tmp = NULL;
-
- line_size = 1024;
- line = (char *)malloc(line_size);
- if (!line) {
- log_err("Out of memory\n");
- return NULL;
- }
-
- llen = sizeof(char) * (strlen(dtc_path) +
- strlen(str1) +
- strlen(str2) +
- strlen(filename) + 1);
- buf = (char *)malloc(llen);
- if (!buf) {
- log_err("Out of memory\n");
- free(line);
- return NULL;
- }
-
- strncpy(buf, dtc_path, llen);
- strncat(buf, str1, llen);
- strncat(buf, filename, llen);
- strncat(buf, str2, llen);
-
- pfile = popen(buf, "r");
- free(buf);
-
- if (pfile == NULL) {
- log_err("... skip, fail to decompile dtb\n");
- } else {
- /* Find "qcom,msm-id" */
- while ((llen = getline(&line, &line_size, pfile)) != -1) {
- if (msmversion == 1) {
- if ((pos = strstr(line, dt_tag)) != NULL) {
- pos += strlen(dt_tag);
-
- entryEnded = 0;
- while (1) {
- entryValid = 1;
- for (i = 0; i < 3; i++) {
- tok = strtok_r(pos, " \t", &sptr);
- pos = NULL;
- if (tok != NULL) {
- if (*tok == '>') {
- entryEnded = 1;
- entryValid = 0;
- break;
- }
- data[i] = strtoul(tok, NULL, 0);
- } else {
- data[i] = 0;
- entryValid = 0;
- entryEnded = 1;
- }
- }
- if (entryEnded) {
- free(line);
- pclose(pfile);
- *num = count;
- return chip;
- }
- if (entryValid) {
- tmp = (struct chipInfo_t *)
- malloc(sizeof(struct chipInfo_t));
- if (!tmp) {
- log_err("Out of memory\n");
- break;
- }
- if (!chip) {
- chip = tmp;
- chip->t_next = NULL;
- } else {
- tmp->t_next = chip->t_next;
- chip->t_next = tmp;
- }
- tmp->chipset = data[0];
- tmp->platform = data[1];
- tmp->subtype = 0;
- tmp->revNum = data[2];
- tmp->pmic_model[0] = 0;
- tmp->pmic_model[1] = 0;
- tmp->pmic_model[2] = 0;
- tmp->pmic_model[3] = 0;
- tmp->dtb_size = 0;
- tmp->dtb_file = NULL;
- tmp->master = chip;
- tmp->wroteDtb = 0;
- tmp->master_offset = 0;
- count++;
- }
- }
-
- log_err("... skip, incorrect '%s' format\n", dt_tag);
- break;
- }
- } else if (msmversion == 2 || msmversion == 3) {
- if ((pos = strstr(line, dt_tag)) != NULL) {
- pos += strlen(dt_tag);
-
- entryEndedDT = 0;
- for (;entryEndedDT < 1;) {
- entryValidDT = 1;
- for (i = 0; i < 2; i++) {
- tok = strtok_r(pos, " \t", &sptr);
- pos = NULL;
- if (tok != NULL) {
- if (*tok == '>') {
- entryEndedDT = 1;
- entryValidDT = 0;
- break;
- }
- data_st[i] = strtoul(tok, NULL, 0);
- } else {
- data_st[i] = 0;
- entryValidDT = 0;
- entryEndedDT = 1;
- }
- }
-
- if (entryValidDT) {
- tmp_id = (struct chipId_t *)
- malloc(sizeof(struct chipId_t));
- if (!tmp_id) {
- log_err("Out of memory\n");
- break;
- }
- if (!chipId) {
- chipId = tmp_id;
- cId = tmp_id;
- chipId->t_next = NULL;
- } else {
- tmp_id->t_next = chipId->t_next;
- chipId->t_next = tmp_id;
- }
- tmp_id->chipset = data_st[0];
- tmp_id->revNum= data_st[1];
- count1++;
- }
- }
- }
-
- if ((pos = strstr(line,QCDT_BOARD_TAG)) != NULL) {
- pos += strlen(QCDT_BOARD_TAG);
- entryEndedST = 0;
- for (;entryEndedST < 1;) {
- entryValidST = 1;
- for (i = 0; i < 2; i++) {
- tok = strtok_r(pos, " \t", &sptr);
- pos = NULL;
- if (tok != NULL) {
- if (*tok == '>') {
- entryEndedST = 1;
- entryValidST = 0;
- break;
- }
- data_st[i] = strtoul(tok, NULL, 0);
- } else {
- data_st[i] = 0;
- entryValidST = 0;
- entryEndedST = 1;
- }
- }
- if (entryValidST) {
- tmp_st = (struct chipSt_t *)
- malloc(sizeof(struct chipSt_t));
- if (!tmp_st) {
- log_err("Out of memory\n");
- break;
- }
-
- if (!chipSt) {
- chipSt = tmp_st;
- cSt = tmp_st;
- chipSt->t_next = NULL;
- } else {
- tmp_st->t_next = chipSt->t_next;
- chipSt->t_next = tmp_st;
- }
-
- tmp_st->platform = data_st[0];
- tmp_st->subtype= data_st[1];
- count2++;
- }
- }
- }
-
- if ((pos = strstr(line,QCDT_PMIC_TAG)) != NULL) {
- pos += strlen(QCDT_PMIC_TAG);
- entryEndedPT = 0;
- for (;entryEndedPT < 1;) {
- entryValidPT = 1;
- for (i = 0; i < 4; i++) {
- tok = strtok_r(pos, " \t", &sptr);
- pos = NULL;
- if (tok != NULL) {
- if (*tok == '>') {
- entryEndedPT = 1;
- entryValidPT = 0;
- break;
- }
- data_pt[i] = strtoul(tok, NULL, 0);
- } else {
- data_pt[i] = 0;
- entryValidPT = 0;
- entryEndedPT = 1;
- }
- }
- if (entryValidPT) {
- tmp_pt = (struct chipPt_t *)
- malloc(sizeof(struct chipPt_t));
- if (!tmp_pt) {
- log_err("Out of memory\n");
- break;
- }
-
- if (!chipPt) {
- chipPt = tmp_pt;
- cPt = tmp_pt;
- chipPt->t_next = NULL;
- } else {
- tmp_pt->t_next = chipPt->t_next;
- chipPt->t_next = tmp_pt;
- }
-
- tmp_pt->pmic0 = data_pt[0];
- tmp_pt->pmic1 = data_pt[1];
- tmp_pt->pmic2 = data_pt[2];
- tmp_pt->pmic3 = data_pt[3];
- count3++;
- }
- }
- }
- }
- }
- }
-
- if (line)
- free(line);
-
- if (count1 == 0) {
- log_err("... skip, incorrect '%s' format\n", dt_tag);
- return NULL;
- }
- if (count2 == 0) {
- log_err("... skip, incorrect '%s' format\n", QCDT_BOARD_TAG);
- return NULL;
- }
- if (count3 == 0 && msmversion == 3) {
- log_err("... skip, incorrect '%s' format\n", QCDT_PMIC_TAG);
- return NULL;
- }
-
- tmp_st = cSt;
- tmp_pt = cPt;
- while (cId != NULL) {
- while (cSt != NULL) {
- if (msmversion == 3) {
- while (cPt != NULL) {
- tmp = (struct chipInfo_t *)
- malloc(sizeof(struct chipInfo_t));
- if (!tmp) {
- log_err("Out of memory\n");
- break;
- }
- if (!chip) {
- chip = tmp;
- chip->t_next = NULL;
- } else {
- tmp->t_next = chip->t_next;
- chip->t_next = tmp;
- }
-
- tmp->chipset = cId->chipset;
- tmp->platform = cSt->platform;
- tmp->revNum = cId->revNum;
- tmp->subtype = cSt->subtype;
- tmp->pmic_model[0] = cPt->pmic0;
- tmp->pmic_model[1] = cPt->pmic1;
- tmp->pmic_model[2] = cPt->pmic2;
- tmp->pmic_model[3] = cPt->pmic3;
- tmp->dtb_size = 0;
- tmp->dtb_file = NULL;
- tmp->master = chip;
- tmp->wroteDtb = 0;
- tmp->master_offset = 0;
- cPt = cPt->t_next;
- }
- cPt = tmp_pt;
- } else {
- tmp = (struct chipInfo_t *)
- malloc(sizeof(struct chipInfo_t));
- if (!tmp) {
- log_err("Out of memory\n");
- break;
- }
- if (!chip) {
- chip = tmp;
- chip->t_next = NULL;
- } else {
- tmp->t_next = chip->t_next;
- chip->t_next = tmp;
- }
- tmp->chipset = cId->chipset;
- tmp->platform = cSt->platform;
- tmp->revNum = cId->revNum;
- tmp->subtype = cSt->subtype;
- tmp->pmic_model[0] = 0;
- tmp->pmic_model[1] = 0;
- tmp->pmic_model[2] = 0;
- tmp->pmic_model[3] = 0;
- tmp->dtb_size = 0;
- tmp->dtb_file = NULL;
- tmp->master = chip;
- tmp->wroteDtb = 0;
- tmp->master_offset = 0;
- }
- cSt = cSt->t_next;
- }
- cSt = tmp_st;
- cId = cId->t_next;
- }
-
- if (msmversion == 2)
- entryEndedPT = 1;
-
- /* clear memory*/
- pclose(pfile);
- while (chipId) {
- chipId_tmp = chipId;
- chipId = chipId->t_next;
- free(chipId_tmp);
- }
- while (chipSt) {
- chipSt_tmp= chipSt;
- chipSt = chipSt->t_next;
- free(chipSt_tmp);
- }
-
- while (chipPt) {
- chipPt_tmp= chipPt;
- chipPt = chipPt->t_next;
- free(chipPt_tmp);
- }
-
- if (entryEndedST == 1 && entryEndedDT == 1 && entryEndedPT == 1) {
- *num = count1;
- return chip;
- }
-
- /* clear memory*/
- while (chip) {
- chip_t = chip;
- chip = chip->next;
- if (chip_t->dtb_file)
- free(chip_t->dtb_file);
- free(chip_t);
- }
- return NULL;
-}
-
-/* Get the version-id based on dtb files */
-uint32_t GetVersionInfo(const char *filename)
-{
- const char str1[] = "dtc -I dtb -O dts \"";
- const char str2[] = "\" 2>&1";
- char *buf, *pos;
- char *line = NULL;
- size_t line_size;
- FILE *pfile;
- int llen;
- uint32_t v = 1;
-
- line_size = 1024;
- line = (char *)malloc(line_size);
- if (!line) {
- log_err("Out of memory\n");
- return 0;
- }
-
- llen = sizeof(char) * (strlen(dtc_path) +
- strlen(str1) +
- strlen(str2) +
- strlen(filename) + 1);
- buf = (char *)malloc(llen);
- if (!buf) {
- log_err("Out of memory\n");
- free(line);
- return 0;
- }
-
- strncpy(buf, dtc_path, llen);
- strncat(buf, str1, llen);
- strncat(buf, filename, llen);
- strncat(buf, str2, llen);
-
- pfile = popen(buf, "r");
- free(buf);
-
- if (pfile == NULL) {
- log_err("... skip, fail to decompile dtb\n");
- } else {
- /* Find the type of version */
- while ((llen = getline(&line, &line_size, pfile)) != -1) {
- if ((pos = strstr(line,QCDT_BOARD_TAG)) != NULL) {
- v = 2;
- }
- if ((pos = strstr(line,QCDT_PMIC_TAG)) != NULL) {
- v = 3;
- break;
- }
- }
- }
-
- free(line);
- log_info("Version:%d\n", v);
-
- return v;
-}
-
-static int find_dtb(const char *path, uint32_t *version)
-{
- struct dirent *dp;
- int flen;
- char *filename;
- struct chipInfo_t *chip, *t_chip;
- struct stat st;
- int num;
- int rc = RC_SUCCESS;
- uint32_t msmversion = 0;
- int dtb_count = 0;
-
- DIR *dir = opendir(path);
- if (!dir) {
- log_err("Failed to open input directory '%s'\n", path);
- return RC_ERROR;
- }
-
- /* Open the .dtb files in the specified path, decompile and
- extract "qcom,msm-id" parameter
- */
- while ((dp = readdir(dir)) != NULL) {
- if (dp->d_type == DT_UNKNOWN) {
- struct stat statbuf;
- char name[PATH_MAX];
- snprintf(name, sizeof(name), "%s%s%s",
- path,
- (path[strlen(path) - 1] == '/' ? "" : "/"),
- dp->d_name);
- if (!stat(name, &statbuf)) {
- if (S_ISREG(statbuf.st_mode)) {
- dp->d_type = DT_REG;
- } else if (S_ISDIR(statbuf.st_mode)) {
- dp->d_type = DT_DIR;
- }
- }
- }
-
- if (dp->d_type == DT_DIR) {
- char name[PATH_MAX];
- if (dp->d_name[0] == '.') {
- continue;
- }
- snprintf(name, sizeof(name), "%s%s%s%s",
- path,
- (path[strlen(path) - 1] == '/' ? "" : "/"),
- dp->d_name,
- "/");
- log_info("Searching subdir: %s ... \n", name);
- dtb_count += find_dtb(name, version);
- } else if (dp->d_type == DT_REG) {
- flen = strlen(dp->d_name);
- if ((flen > 4) &&
- (strncmp(&dp->d_name[flen-4], ".dtb", 4) == 0)) {
- log_info("Found file: %s ... \n", dp->d_name);
-
- flen = strlen(path) + strlen(dp->d_name) + 1;
- filename = (char *)malloc(flen);
- if (!filename) {
- log_err("Out of memory\n");
- rc = RC_ERROR;
- break;
- }
- strncpy(filename, path, flen);
- strncat(filename, dp->d_name, flen);
-
- /* To identify the version number */
- msmversion = GetVersionInfo(filename);
- if (*version < msmversion) {
- *version = msmversion;
- }
-
- num = 1;
- chip = getChipInfo(filename, &num, msmversion);
-
- if (msmversion == 1) {
- if (!chip) {
- log_err("skip, failed to scan for '%s' tag\n", dt_tag);
- free(filename);
- continue;
- }
- }
- if (msmversion == 2) {
- if (!chip) {
- log_err("skip, failed to scan for '%s' or '%s' tag\n",
- dt_tag, QCDT_BOARD_TAG);
- free(filename);
- continue;
- }
- }
- if (msmversion == 3) {
- if (!chip) {
- log_err("skip, failed to scan for '%s', '%s' or '%s' tag\n",
- dt_tag, QCDT_BOARD_TAG, QCDT_PMIC_TAG);
- free(filename);
- continue;
- }
- }
-
- if ((stat(filename, &st) != 0) ||
- (st.st_size == 0)) {
- log_err("skip, failed to get DTB size\n");
- free(filename);
- continue;
- }
-
- log_info("chipset: %u, rev: %u, platform: %u, subtype: %u, pmic0: %u, pmic1: %u, pmic2: %u, pmic3: %u\n",
- chip->chipset, chip->revNum, chip->platform, chip->subtype,
- chip->pmic_model[0], chip->pmic_model[1], chip->pmic_model[2], chip->pmic_model[3]);
-
- for (t_chip = chip->t_next; t_chip; t_chip = t_chip->t_next) {
- log_info("additional chipset: %u, rev: %u, platform: %u, subtype: %u, pmic0: %u, pmic1: %u, pmic2: %u, pmic3: %u\n",
- t_chip->chipset, t_chip->revNum, t_chip->platform, t_chip->subtype,
- t_chip->pmic_model[0], t_chip->pmic_model[1], t_chip->pmic_model[2], t_chip->pmic_model[3]);
- }
-
- rc = chip_add(chip);
- if (rc != RC_SUCCESS) {
- log_err("... duplicate info, skipped\n");
- free(filename);
- continue;
- }
-
- dtb_count++;
-
- chip->dtb_size = st.st_size +
- (page_size - (st.st_size % page_size));
- chip->dtb_file = filename;
-
- for (t_chip = chip->t_next; t_chip; t_chip = t_chip->t_next) {
- rc = chip_add(t_chip);
- if (rc != RC_SUCCESS) {
- log_err("... duplicate info, skipped (chipset %u, rev: %u, platform: %u, subtype: %u\n",
- t_chip->chipset, t_chip->revNum, t_chip->platform, t_chip->subtype);
- continue;
- }
- dtb_count++;
- }
- }
- }
- }
- closedir(dir);
- return dtb_count;
-}
-
-/* Extract 'qcom,msm-id' 'qcom,board-id' parameter from DTB
- v1 format:
- qcom,msm-id = <x y z> [, <x2 y2 z2> ...];
- v2 format:
- qcom,msm-id = <x z> [, <x2 z2> ...;
- qcom,board-id = <y y'> [, <y2 y2'> ...;
- Fields:
- x = chipset
- y = platform
- y' = subtype
- z = soc rev
- */
-int main(int argc, char **argv)
-{
- char buf[COPY_BLK];
- struct chipInfo_t *chip;
- FILE *pInputFile;
- int padding;
- uint8_t *filler = NULL;
- int numBytesRead = 0;
- int totBytesRead = 0;
- int out_fd;
- int rc = RC_SUCCESS;
- int dtb_count = 0, dtb_offset = 0, entry_size;
- size_t wrote = 0, expected = 0;
- uint32_t dtb_size;
- uint32_t version = 0;
- char *filename;
-
- log_info("DTB combiner:\n");
-
- if (parse_commandline(argc, argv) != RC_SUCCESS) {
- print_help();
- return RC_ERROR;
- }
-
- log_info(" Input directory: '%s'\n", input_dir);
- log_info(" Output file: '%s'\n", output_file);
-
-
- filler = (uint8_t *)malloc(page_size);
- if (!filler) {
- log_err("Out of memory\n");
- return RC_ERROR;
- }
- memset(filler, 0, page_size);
-
- dtb_count = find_dtb(input_dir, &version);
-
- log_info("=> Found %d unique DTB(s)\n", dtb_count);
-
- if (!dtb_count)
- goto cleanup;
-
-
- /* Generate the master DTB file:
-
- Simplify write error handling by just checking for actual vs
- expected bytes written at the end.
- */
-
- log_info("\nGenerating master DTB... ");
-
- out_fd = open(output_file, O_WRONLY|O_CREAT|O_TRUNC, S_IRUSR|S_IWUSR);
- if (out_fd == -1) {
- log_err("Cannot create '%s'\n", output_file);
- rc = RC_ERROR;
- goto cleanup;
- }
-
- if (version_override != 0) {
- version = version_override;
- }
-
- if (version == 1) {
- entry_size = 20;
- } else if (version == 2) {
- entry_size = 24;
- } else {
- entry_size = 40;
- }
-
- /* Write header info */
- wrote += write(out_fd, QCDT_MAGIC, sizeof(uint8_t) * 4); /* magic */
- wrote += write(out_fd, &version, sizeof(uint32_t)); /* version */
- wrote += write(out_fd, (uint32_t *)&dtb_count, sizeof(uint32_t));
- /* #DTB */
-
- /* Calculate offset of first DTB block */
- dtb_offset = 12 + /* header */
- (entry_size * dtb_count) + /* DTB table entries */
- 4; /* end of table indicator */
-
- /* Round up to page size */
- padding = page_size - (dtb_offset % page_size);
- dtb_offset += padding;
- expected = dtb_offset;
-
- /* Write index table:
- chipset
- platform
- subtype (v2/v3 only)
- soc rev
- pmic model0 (v3 only)
- pmic model1 (v3 only)
- pmic model2 (v3 only)
- pmic model3 (v3 only)
- dtb offset
- dtb size
- */
- for (chip = chip_list; chip; chip = chip->next) {
- wrote += write(out_fd, &chip->chipset, sizeof(uint32_t));
- wrote += write(out_fd, &chip->platform, sizeof(uint32_t));
- if (version >= 2) {
- wrote += write(out_fd, &chip->subtype, sizeof(uint32_t));
- }
- wrote += write(out_fd, &chip->revNum, sizeof(uint32_t));
- if (version >= 3) {
- wrote += write(out_fd, &chip->pmic_model[0], sizeof(uint32_t));
- wrote += write(out_fd, &chip->pmic_model[1], sizeof(uint32_t));
- wrote += write(out_fd, &chip->pmic_model[2], sizeof(uint32_t));
- wrote += write(out_fd, &chip->pmic_model[3], sizeof(uint32_t));
- }
- if (chip->master->master_offset != 0) {
- wrote += write(out_fd, &chip->master->master_offset, sizeof(uint32_t));
- } else {
- wrote += write(out_fd, &expected, sizeof(uint32_t));
- chip->master->master_offset = expected;
- expected += chip->master->dtb_size;
- }
- wrote += write(out_fd, &chip->master->dtb_size, sizeof(uint32_t));
- }
-
- rc = RC_SUCCESS;
- wrote += write(out_fd, &rc, sizeof(uint32_t)); /* end of table indicator */
- if (padding > 0)
- wrote += write(out_fd, filler, padding);
-
- /* Write DTB's */
- for (chip = chip_list; chip; chip = chip->next) {
- if (chip->master->wroteDtb) {
- continue;
- }
-
- chip->master->wroteDtb = 1;
- filename = chip->master->dtb_file;
- dtb_size = chip->master->dtb_size;
-
- log_dbg("\n (writing '%s' - %u bytes) ", filename, dtb_size);
- pInputFile = fopen(filename, "r");
- if (pInputFile != NULL) {
- totBytesRead = 0;
- while ((numBytesRead = fread(buf, 1, COPY_BLK, pInputFile)) > 0) {
- wrote += write(out_fd, buf, numBytesRead);
- totBytesRead += numBytesRead;
- }
- fclose(pInputFile);
- padding = page_size - (totBytesRead % page_size);
- if ((uint32_t)(totBytesRead + padding) != dtb_size) {
- log_err("DTB size mismatch, please re-run: expected %d vs actual %d (%s)\n",
- dtb_size, totBytesRead + padding,
- filename);
- rc = RC_ERROR;
- break;
- }
- if (padding > 0)
- wrote += write(out_fd, filler, padding);
- } else {
- log_err("failed to open DTB '%s'\n", filename);
- rc = RC_ERROR;
- break;
- }
- }
- close(out_fd);
-
- if (expected != wrote) {
- log_err("error writing output file, please rerun: size mismatch %zu vs %zu\n",
- expected, wrote);
- rc = RC_ERROR;
- } else
- log_dbg("Total wrote %zu bytes\n", wrote);
-
- if (rc != RC_SUCCESS)
- unlink(output_file);
- else
- log_info("completed\n");
-
-cleanup:
- free(filler);
- chip_deleteall();
- return rc;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-03 05:38:29 +0000