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

// SPDX-License-Identifier: GPL-2.0+
/*
 * (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>
 */

#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
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
7816f2cf HS	2	/*
	3	* (C) Copyright 2011
	4	* Heiko Schocher, DENX Software Engineering, hs@denx.de.
	5	*
	6	* Based on:
	7	* (C) Copyright 2009
	8	* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
	9	*
	10	* (C) Copyright 2008
	11	* Marvell Semiconductor <www.marvell.com>
	12	* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
7816f2cf HS	13	*/
7816f2cf HS	14
f86ed6a8	15	#include "imagetool.h"
7816f2cf HS	16	#include <image.h>
	17	#include "ublimage.h"
	18
	19	/*
	20	* Supported commands for configuration file
	21	*/
	22	static table_entry_t ublimage_cmds[] = {
	23	{CMD_BOOT_MODE, "MODE", "UBL special modes", },
	24	{CMD_ENTRY, "ENTRY", "Entry point addr for bootloader", },
	25	{CMD_PAGE, "PAGES",
	26	"number of pages (size of bootloader)", },
	27	{CMD_ST_BLOCK, "START_BLOCK",
	28	"block number where bootloader is present", },
	29	{CMD_ST_PAGE, "START_PAGE",
	30	"page number where bootloader is present", },
	31	{CMD_LD_ADDR, "LD_ADDR",
	32	"load addr", },
	33	{-1, "", "", },
	34	};
	35
	36	/*
	37	* Supported Boot options for configuration file
	38	* this is needed to set the correct flash offset
	39	*/
	40	static table_entry_t ublimage_bootops[] = {
	41	{UBL_MAGIC_SAFE, "safe", "Safe boot mode", },
	42	{-1, "", "Invalid", },
	43	};
	44
	45	static struct ubl_header ublimage_header;
	46
	47	static uint32_t get_cfg_value(char token, char name, int linenr)
	48	{
	49	char *endptr;
	50	uint32_t value;
	51
	52	errno = 0;
	53	value = strtoul(token, &endptr, 16);
	54	if (errno \|\| (token == endptr)) {
	55	fprintf(stderr, "Error: %s[%d] - Invalid hex data(%s)\n",
	56	name, linenr, token);
	57	exit(EXIT_FAILURE);
	58	}
	59	return value;
	60	}
	61
	62	static void print_hdr(struct ubl_header *ubl_hdr)
	63	{
	64	printf("Image Type : Davinci UBL Boot Image\n");
	65	printf("UBL magic : %08x\n", ubl_hdr->magic);
	66	printf("Entry Point: %08x\n", ubl_hdr->entry);
	67	printf("nr of pages: %08x\n", ubl_hdr->pages);
	68	printf("start block: %08x\n", ubl_hdr->block);
	69	printf("start page : %08x\n", ubl_hdr->page);
	70	}
	71
	72	static void parse_cfg_cmd(struct ubl_header ublhdr, int32_t cmd, char token,
	73	char *name, int lineno, int fld, int dcd_len)
	74	{
	75	static int cmd_ver_first = ~0;
	76
	77	switch (cmd) {
	78	case CMD_BOOT_MODE:
	79	ublhdr->magic = get_table_entry_id(ublimage_bootops,
80	"ublimage special boot mode", token);
81	if (ublhdr->magic == -1) {
82	fprintf(stderr, "Error: %s[%d] -Invalid boot mode"
83	"(%s)\n", name, lineno, token);
84	exit(EXIT_FAILURE);
85	}
86	ublhdr->magic += UBL_MAGIC_BASE;
87	if (unlikely(cmd_ver_first != 1))
88	cmd_ver_first = 0;
89	break;
90	case CMD_ENTRY:
91	ublhdr->entry = get_cfg_value(token, name, lineno);
92	break;
93	case CMD_PAGE:
94	ublhdr->pages = get_cfg_value(token, name, lineno);
95	break;
96	case CMD_ST_BLOCK:
97	ublhdr->block = get_cfg_value(token, name, lineno);
98	break;
99	case CMD_ST_PAGE:
100	ublhdr->page = get_cfg_value(token, name, lineno);
101	break;
102	case CMD_LD_ADDR:
103	ublhdr->pll_m = get_cfg_value(token, name, lineno);
104	break;
105	}
106	}
107
108	static void parse_cfg_fld(struct ubl_header ublhdr, int32_t cmd,
109	char token, char name, int lineno, int fld, int *dcd_len)
110	{
111
112	switch (fld) {
113	case CFG_COMMAND:
114	*cmd = get_table_entry_id(ublimage_cmds,
115	"ublimage commands", token);
116	if (*cmd < 0) {
117	fprintf(stderr, "Error: %s[%d] - Invalid command"
118	"(%s)\n", name, lineno, token);
119	exit(EXIT_FAILURE);
120	}
121	break;
122	case CFG_REG_VALUE:
123	parse_cfg_cmd(ublhdr, cmd, token, name, lineno, fld, dcd_len);
124	break;
125	default:
126	break;
127	}
128	}
129	static uint32_t parse_cfg_file(struct ubl_header ublhdr, char name)
130	{
131	FILE *fd = NULL;
132	char *line = NULL;
133	char token, saveptr1, *saveptr2;
134	int lineno = 0;
135	int i;
136	char ptr = (char )ublhdr;
137	int fld;
138	size_t len;
139	int dcd_len = 0;
140	int32_t cmd;
141	int ublhdrlen = sizeof(struct ubl_header);
142
143	fd = fopen(name, "r");
144	if (fd == 0) {
145	fprintf(stderr, "Error: %s - Can't open DCD file\n", name);
146	exit(EXIT_FAILURE);
147	}
148
149	/* Fill header with 0xff */
150	for (i = 0; i < ublhdrlen; i++) {
151	*ptr = 0xff;
152	ptr++;
153	}
154
155	/*
156	* Very simple parsing, line starting with # are comments
157	* and are dropped
158	*/
159	while ((getline(&line, &len, fd)) > 0) {
160	lineno++;
161
162	token = strtok_r(line, "\r\n", &saveptr1);
163	if (token == NULL)
164	continue;
165
166	/* Check inside the single line */
167	for (fld = CFG_COMMAND, cmd = CMD_INVALID,
168	line = token; ; line = NULL, fld++) {
169	token = strtok_r(line, " \t", &saveptr2);
170	if (token == NULL)
171	break;
172
173	/* Drop all text starting with '#' as comments */
174	if (token[0] == '#')
175	break;
176
177	parse_cfg_fld(ublhdr, &cmd, token, name,
178	lineno, fld, &dcd_len);
179	}
180	}
181	fclose(fd);
182
183	return dcd_len;
184	}
185
186	static int ublimage_check_image_types(uint8_t type)
187	{
188	if (type == IH_TYPE_UBLIMAGE)
189	return EXIT_SUCCESS;
190	else
191	return EXIT_FAILURE;
192	}
193
194	static int ublimage_verify_header(unsigned char *ptr, int image_size,
f86ed6a8	195	struct image_tool_params *params)
7816f2cf	196	{
16396790 SB	197	struct ubl_header ubl_hdr = (struct ubl_header )ptr;
	198
	199	if ((ubl_hdr->magic & 0xFFFFFF00) != UBL_MAGIC_BASE)
	200	return -1;
	201
7816f2cf HS	202	return 0;
	203	}
	204
	205	static void ublimage_print_header(const void *ptr)
	206	{
	207	struct ubl_header ubl_hdr = (struct ubl_header ) ptr;
	208
	209	print_hdr(ubl_hdr);
	210	}
	211
	212	static void ublimage_set_header(void ptr, struct stat sbuf, int ifd,
f86ed6a8	213	struct image_tool_params *params)
7816f2cf HS	214	{
	215	struct ubl_header ublhdr = (struct ubl_header )ptr;
	216
	217	/* Parse configuration file */
	218	parse_cfg_file(ublhdr, params->imagename);
	219	}
	220
f86ed6a8	221	int ublimage_check_params(struct image_tool_params *params)
7816f2cf HS	222	{
	223	if (!params)
	224	return CFG_INVALID;
	225	if (!strlen(params->imagename)) {
	226	fprintf(stderr, "Error: %s - Configuration file not"
	227	"specified, it is needed for ublimage generation\n",
	228	params->cmdname);
	229	return CFG_INVALID;
	230	}
	231	/*
	232	* Check parameters:
	233	* XIP is not allowed and verify that incompatible
	234	* parameters are not sent at the same time
	235	* For example, if list is required a data image must not be provided
	236	*/
	237	return (params->dflag && (params->fflag \|\| params->lflag)) \|\|
	238	(params->fflag && (params->dflag \|\| params->lflag)) \|\|
	239	(params->lflag && (params->dflag \|\| params->fflag)) \|\|
	240	(params->xflag) \|\| !(strlen(params->imagename));
	241	}
	242
	243	/*
	244	* ublimage parameters
	245	*/
a93648d1 GMF	246	U_BOOT_IMAGE_TYPE(
	247	ublimage,
	248	"Davinci UBL boot support",
	249	sizeof(struct ubl_header),
	250	(void *)&ublimage_header,
	251	ublimage_check_params,
	252	ublimage_verify_header,
	253	ublimage_print_header,
	254	ublimage_set_header,
	255	NULL,
	256	ublimage_check_image_types,
	257	NULL,
	258	NULL
	259	);