--- /dev/null
+/*
+ * (C) Copyright 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * Based on:
+ * (C) Copyright 2009
+ * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
+ *
+ * (C) Copyright 2008
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include "imagetool.h"
+#include <image.h>
+#include "ublimage.h"
+
+/*
+ * Supported commands for configuration file
+ */
+static table_entry_t ublimage_cmds[] = {
+ {CMD_BOOT_MODE, "MODE", "UBL special modes", },
+ {CMD_ENTRY, "ENTRY", "Entry point addr for bootloader", },
+ {CMD_PAGE, "PAGES",
+ "number of pages (size of bootloader)", },
+ {CMD_ST_BLOCK, "START_BLOCK",
+ "block number where bootloader is present", },
+ {CMD_ST_PAGE, "START_PAGE",
+ "page number where bootloader is present", },
+ {CMD_LD_ADDR, "LD_ADDR",
+ "load addr", },
+ {-1, "", "", },
+};
+
+/*
+ * Supported Boot options for configuration file
+ * this is needed to set the correct flash offset
+ */
+static table_entry_t ublimage_bootops[] = {
+ {UBL_MAGIC_SAFE, "safe", "Safe boot mode", },
+ {-1, "", "Invalid", },
+};
+
+static struct ubl_header ublimage_header;
+
+static uint32_t get_cfg_value(char *token, char *name, int linenr)
+{
+ char *endptr;
+ uint32_t value;
+
+ errno = 0;
+ value = strtoul(token, &endptr, 16);
+ if (errno || (token == endptr)) {
+ fprintf(stderr, "Error: %s[%d] - Invalid hex data(%s)\n",
+ name, linenr, token);
+ exit(EXIT_FAILURE);
+ }
+ return value;
+}
+
+static void print_hdr(struct ubl_header *ubl_hdr)
+{
+ printf("Image Type : Davinci UBL Boot Image\n");
+ printf("UBL magic : %08x\n", ubl_hdr->magic);
+ printf("Entry Point: %08x\n", ubl_hdr->entry);
+ printf("nr of pages: %08x\n", ubl_hdr->pages);
+ printf("start block: %08x\n", ubl_hdr->block);
+ printf("start page : %08x\n", ubl_hdr->page);
+}
+
+static void parse_cfg_cmd(struct ubl_header *ublhdr, int32_t cmd, char *token,
+ char *name, int lineno, int fld, int dcd_len)
+{
+ static int cmd_ver_first = ~0;
+
+ switch (cmd) {
+ case CMD_BOOT_MODE:
+ ublhdr->magic = get_table_entry_id(ublimage_bootops,
+ "ublimage special boot mode", token);
+ if (ublhdr->magic == -1) {
+ fprintf(stderr, "Error: %s[%d] -Invalid boot mode"
+ "(%s)\n", name, lineno, token);
+ exit(EXIT_FAILURE);
+ }
+ ublhdr->magic += UBL_MAGIC_BASE;
+ if (unlikely(cmd_ver_first != 1))
+ cmd_ver_first = 0;
+ break;
+ case CMD_ENTRY:
+ ublhdr->entry = get_cfg_value(token, name, lineno);
+ break;
+ case CMD_PAGE:
+ ublhdr->pages = get_cfg_value(token, name, lineno);
+ break;
+ case CMD_ST_BLOCK:
+ ublhdr->block = get_cfg_value(token, name, lineno);
+ break;
+ case CMD_ST_PAGE:
+ ublhdr->page = get_cfg_value(token, name, lineno);
+ break;
+ case CMD_LD_ADDR:
+ ublhdr->pll_m = get_cfg_value(token, name, lineno);
+ break;
+ }
+}
+
+static void parse_cfg_fld(struct ubl_header *ublhdr, int32_t *cmd,
+ char *token, char *name, int lineno, int fld, int *dcd_len)
+{
+
+ switch (fld) {
+ case CFG_COMMAND:
+ *cmd = get_table_entry_id(ublimage_cmds,
+ "ublimage commands", token);
+ if (*cmd < 0) {
+ fprintf(stderr, "Error: %s[%d] - Invalid command"
+ "(%s)\n", name, lineno, token);
+ exit(EXIT_FAILURE);
+ }
+ break;
+ case CFG_REG_VALUE:
+ parse_cfg_cmd(ublhdr, *cmd, token, name, lineno, fld, *dcd_len);
+ break;
+ default:
+ break;
+ }
+}
+static uint32_t parse_cfg_file(struct ubl_header *ublhdr, char *name)
+{
+ FILE *fd = NULL;
+ char *line = NULL;
+ char *token, *saveptr1, *saveptr2;
+ int lineno = 0;
+ int i;
+ char *ptr = (char *)ublhdr;
+ int fld;
+ size_t len;
+ int dcd_len = 0;
+ int32_t cmd;
+ int ublhdrlen = sizeof(struct ubl_header);
+
+ fd = fopen(name, "r");
+ if (fd == 0) {
+ fprintf(stderr, "Error: %s - Can't open DCD file\n", name);
+ exit(EXIT_FAILURE);
+ }
+
+ /* Fill header with 0xff */
+ for (i = 0; i < ublhdrlen; i++) {
+ *ptr = 0xff;
+ ptr++;
+ }
+
+ /*
+ * Very simple parsing, line starting with # are comments
+ * and are dropped
+ */
+ while ((getline(&line, &len, fd)) > 0) {
+ lineno++;
+
+ token = strtok_r(line, "\r\n", &saveptr1);
+ if (token == NULL)
+ continue;
+
+ /* Check inside the single line */
+ for (fld = CFG_COMMAND, cmd = CMD_INVALID,
+ line = token; ; line = NULL, fld++) {
+ token = strtok_r(line, " \t", &saveptr2);
+ if (token == NULL)
+ break;
+
+ /* Drop all text starting with '#' as comments */
+ if (token[0] == '#')
+ break;
+
+ parse_cfg_fld(ublhdr, &cmd, token, name,
+ lineno, fld, &dcd_len);
+ }
+ }
+ fclose(fd);
+
+ return dcd_len;
+}
+
+static int ublimage_check_image_types(uint8_t type)
+{
+ if (type == IH_TYPE_UBLIMAGE)
+ return EXIT_SUCCESS;
+ else
+ return EXIT_FAILURE;
+}
+
+static int ublimage_verify_header(unsigned char *ptr, int image_size,
+ struct image_tool_params *params)
+{
+ struct ubl_header *ubl_hdr = (struct ubl_header *)ptr;
+
+ if ((ubl_hdr->magic & 0xFFFFFF00) != UBL_MAGIC_BASE)
+ return -1;
+
+ return 0;
+}
+
+static void ublimage_print_header(const void *ptr)
+{
+ struct ubl_header *ubl_hdr = (struct ubl_header *) ptr;
+
+ print_hdr(ubl_hdr);
+}
+
+static void ublimage_set_header(void *ptr, struct stat *sbuf, int ifd,
+ struct image_tool_params *params)
+{
+ struct ubl_header *ublhdr = (struct ubl_header *)ptr;
+
+ /* Parse configuration file */
+ parse_cfg_file(ublhdr, params->imagename);
+}
+
+int ublimage_check_params(struct image_tool_params *params)
+{
+ if (!params)
+ return CFG_INVALID;
+ if (!strlen(params->imagename)) {
+ fprintf(stderr, "Error: %s - Configuration file not"
+ "specified, it is needed for ublimage generation\n",
+ params->cmdname);
+ return CFG_INVALID;
+ }
+ /*
+ * Check parameters:
+ * XIP is not allowed and verify that incompatible
+ * parameters are not sent at the same time
+ * For example, if list is required a data image must not be provided
+ */
+ return (params->dflag && (params->fflag || params->lflag)) ||
+ (params->fflag && (params->dflag || params->lflag)) ||
+ (params->lflag && (params->dflag || params->fflag)) ||
+ (params->xflag) || !(strlen(params->imagename));
+}
+
+/*
+ * ublimage parameters
+ */
+static struct image_type_params ublimage_params = {
+ .name = "Davinci UBL boot support",
+ .header_size = sizeof(struct ubl_header),
+ .hdr = (void *)&ublimage_header,
+ .check_image_type = ublimage_check_image_types,
+ .verify_header = ublimage_verify_header,
+ .print_header = ublimage_print_header,
+ .set_header = ublimage_set_header,
+ .check_params = ublimage_check_params,
+};
+
+void init_ubl_image_type(void)
+{
+ register_image_type(&ublimage_params);
+}
Code Review / kvmfornfv.git / blobdiff