[J-u-boot.git] / tools / ublimage.c

/*
 * (C) Copyright 2011
 * Heiko Schocher, DENX Software Engineering, [email protected].
 *
 * Based on:
 * (C) Copyright 2009
 * Stefano Babic, DENX Software Engineering, [email protected].
 *
 * (C) Copyright 2008
 * Marvell Semiconductor <www.marvell.com>
 * Written-by: Prafulla Wadaskar <[email protected]>
 *
 * 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
 */
U_BOOT_IMAGE_TYPE(
	ublimage,
	"Davinci UBL boot support",
	sizeof(struct ubl_header),
	(void *)&ublimage_header,
	ublimage_check_params,
	ublimage_verify_header,
	ublimage_print_header,
	ublimage_set_header,
	NULL,
	ublimage_check_image_types,
	NULL,
	NULL
);
Commit	Line	Data
7816f2cf HS	1	/*
	2	* (C) Copyright 2011
	3	* Heiko Schocher, DENX Software Engineering, [email protected].
	4	*
	5	* Based on:
	6	* (C) Copyright 2009
	7	* Stefano Babic, DENX Software Engineering, [email protected].
	8	*
	9	* (C) Copyright 2008
	10	* Marvell Semiconductor <www.marvell.com>
	11	* Written-by: Prafulla Wadaskar <[email protected]>
	12	*
3765b3e7	13	* SPDX-License-Identifier: GPL-2.0+
7816f2cf HS	14	*/
7816f2cf HS	15
f86ed6a8	16	#include "imagetool.h"
7816f2cf HS	17	#include <image.h>
	18	#include "ublimage.h"
	19
	20	/*
	21	* Supported commands for configuration file
	22	*/
	23	static table_entry_t ublimage_cmds[] = {
	24	{CMD_BOOT_MODE, "MODE", "UBL special modes", },
	25	{CMD_ENTRY, "ENTRY", "Entry point addr for bootloader", },
	26	{CMD_PAGE, "PAGES",
	27	"number of pages (size of bootloader)", },
	28	{CMD_ST_BLOCK, "START_BLOCK",
	29	"block number where bootloader is present", },
	30	{CMD_ST_PAGE, "START_PAGE",
	31	"page number where bootloader is present", },
	32	{CMD_LD_ADDR, "LD_ADDR",
	33	"load addr", },
	34	{-1, "", "", },
	35	};
	36
	37	/*
	38	* Supported Boot options for configuration file
	39	* this is needed to set the correct flash offset
	40	*/
	41	static table_entry_t ublimage_bootops[] = {
	42	{UBL_MAGIC_SAFE, "safe", "Safe boot mode", },
	43	{-1, "", "Invalid", },
	44	};
	45
	46	static struct ubl_header ublimage_header;
	47
	48	static uint32_t get_cfg_value(char token, char name, int linenr)
	49	{
	50	char *endptr;
	51	uint32_t value;
	52
	53	errno = 0;
	54	value = strtoul(token, &endptr, 16);
	55	if (errno \|\| (token == endptr)) {
	56	fprintf(stderr, "Error: %s[%d] - Invalid hex data(%s)\n",
	57	name, linenr, token);
	58	exit(EXIT_FAILURE);
	59	}
	60	return value;
	61	}
	62
	63	static void print_hdr(struct ubl_header *ubl_hdr)
	64	{
	65	printf("Image Type : Davinci UBL Boot Image\n");
	66	printf("UBL magic : %08x\n", ubl_hdr->magic);
	67	printf("Entry Point: %08x\n", ubl_hdr->entry);
	68	printf("nr of pages: %08x\n", ubl_hdr->pages);
	69	printf("start block: %08x\n", ubl_hdr->block);
	70	printf("start page : %08x\n", ubl_hdr->page);
	71	}
	72
	73	static void parse_cfg_cmd(struct ubl_header ublhdr, int32_t cmd, char token,
	74	char *name, int lineno, int fld, int dcd_len)
	75	{
	76	static int cmd_ver_first = ~0;
	77
	78	switch (cmd) {
	79	case CMD_BOOT_MODE:
	80	ublhdr->magic = get_table_entry_id(ublimage_bootops,
81	"ublimage special boot mode", token);
82	if (ublhdr->magic == -1) {
83	fprintf(stderr, "Error: %s[%d] -Invalid boot mode"
84	"(%s)\n", name, lineno, token);
85	exit(EXIT_FAILURE);
86	}
87	ublhdr->magic += UBL_MAGIC_BASE;
88	if (unlikely(cmd_ver_first != 1))
89	cmd_ver_first = 0;
90	break;
91	case CMD_ENTRY:
92	ublhdr->entry = get_cfg_value(token, name, lineno);
93	break;
94	case CMD_PAGE:
95	ublhdr->pages = get_cfg_value(token, name, lineno);
96	break;
97	case CMD_ST_BLOCK:
98	ublhdr->block = get_cfg_value(token, name, lineno);
99	break;
100	case CMD_ST_PAGE:
101	ublhdr->page = get_cfg_value(token, name, lineno);
102	break;
103	case CMD_LD_ADDR:
104	ublhdr->pll_m = get_cfg_value(token, name, lineno);
105	break;
106	}
107	}
108
109	static void parse_cfg_fld(struct ubl_header ublhdr, int32_t cmd,
110	char token, char name, int lineno, int fld, int *dcd_len)
111	{
112
113	switch (fld) {
114	case CFG_COMMAND:
115	*cmd = get_table_entry_id(ublimage_cmds,
116	"ublimage commands", token);
117	if (*cmd < 0) {
118	fprintf(stderr, "Error: %s[%d] - Invalid command"
119	"(%s)\n", name, lineno, token);
120	exit(EXIT_FAILURE);
121	}
122	break;
123	case CFG_REG_VALUE:
124	parse_cfg_cmd(ublhdr, cmd, token, name, lineno, fld, dcd_len);
125	break;
126	default:
127	break;
128	}
129	}
130	static uint32_t parse_cfg_file(struct ubl_header ublhdr, char name)
131	{
132	FILE *fd = NULL;
133	char *line = NULL;
134	char token, saveptr1, *saveptr2;
135	int lineno = 0;
136	int i;
137	char ptr = (char )ublhdr;
138	int fld;
139	size_t len;
140	int dcd_len = 0;
141	int32_t cmd;
142	int ublhdrlen = sizeof(struct ubl_header);
143
144	fd = fopen(name, "r");
145	if (fd == 0) {
146	fprintf(stderr, "Error: %s - Can't open DCD file\n", name);
147	exit(EXIT_FAILURE);
148	}
149
150	/* Fill header with 0xff */
151	for (i = 0; i < ublhdrlen; i++) {
152	*ptr = 0xff;
153	ptr++;
154	}
155
156	/*
157	* Very simple parsing, line starting with # are comments
158	* and are dropped
159	*/
160	while ((getline(&line, &len, fd)) > 0) {
161	lineno++;
162
163	token = strtok_r(line, "\r\n", &saveptr1);
164	if (token == NULL)
165	continue;
166
167	/* Check inside the single line */
168	for (fld = CFG_COMMAND, cmd = CMD_INVALID,
169	line = token; ; line = NULL, fld++) {
170	token = strtok_r(line, " \t", &saveptr2);
171	if (token == NULL)
172	break;
173
174	/* Drop all text starting with '#' as comments */
175	if (token[0] == '#')
176	break;
177
178	parse_cfg_fld(ublhdr, &cmd, token, name,
179	lineno, fld, &dcd_len);
180	}
181	}
182	fclose(fd);
183
184	return dcd_len;
185	}
186
187	static int ublimage_check_image_types(uint8_t type)
188	{
189	if (type == IH_TYPE_UBLIMAGE)
190	return EXIT_SUCCESS;
191	else
192	return EXIT_FAILURE;
193	}
194
195	static int ublimage_verify_header(unsigned char *ptr, int image_size,
f86ed6a8	196	struct image_tool_params *params)
7816f2cf	197	{
16396790 SB	198	struct ubl_header ubl_hdr = (struct ubl_header )ptr;
	199
	200	if ((ubl_hdr->magic & 0xFFFFFF00) != UBL_MAGIC_BASE)
	201	return -1;
	202
7816f2cf HS	203	return 0;
	204	}
	205
	206	static void ublimage_print_header(const void *ptr)
	207	{
	208	struct ubl_header ubl_hdr = (struct ubl_header ) ptr;
	209
	210	print_hdr(ubl_hdr);
	211	}
	212
	213	static void ublimage_set_header(void ptr, struct stat sbuf, int ifd,
f86ed6a8	214	struct image_tool_params *params)
7816f2cf HS	215	{
	216	struct ubl_header ublhdr = (struct ubl_header )ptr;
	217
	218	/* Parse configuration file */
	219	parse_cfg_file(ublhdr, params->imagename);
	220	}
	221
f86ed6a8	222	int ublimage_check_params(struct image_tool_params *params)
7816f2cf HS	223	{
	224	if (!params)
	225	return CFG_INVALID;
	226	if (!strlen(params->imagename)) {
	227	fprintf(stderr, "Error: %s - Configuration file not"
	228	"specified, it is needed for ublimage generation\n",
	229	params->cmdname);
	230	return CFG_INVALID;
	231	}
	232	/*
	233	* Check parameters:
	234	* XIP is not allowed and verify that incompatible
	235	* parameters are not sent at the same time
	236	* For example, if list is required a data image must not be provided
	237	*/
	238	return (params->dflag && (params->fflag \|\| params->lflag)) \|\|
	239	(params->fflag && (params->dflag \|\| params->lflag)) \|\|
	240	(params->lflag && (params->dflag \|\| params->fflag)) \|\|
	241	(params->xflag) \|\| !(strlen(params->imagename));
	242	}
	243
	244	/*
	245	* ublimage parameters
	246	*/
a93648d1 GMF	247	U_BOOT_IMAGE_TYPE(
	248	ublimage,
	249	"Davinci UBL boot support",
	250	sizeof(struct ubl_header),
	251	(void *)&ublimage_header,
	252	ublimage_check_params,
	253	ublimage_verify_header,
	254	ublimage_print_header,
	255	ublimage_set_header,
	256	NULL,
	257	ublimage_check_image_types,
	258	NULL,
	259	NULL
	260	);