xref: /rk3399_rockchip-uboot/common/image.c (revision b0ec94428e54da320f890e293bacdedd40ef45e0)
1 /*
2  * (C) Copyright 2008 Semihalf
3  *
4  * (C) Copyright 2000-2006
5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 
10 #ifndef USE_HOSTCC
11 #include <common.h>
12 #include <watchdog.h>
13 
14 #ifdef CONFIG_SHOW_BOOT_PROGRESS
15 #include <status_led.h>
16 #endif
17 
18 #ifdef CONFIG_LOGBUFFER
19 #include <logbuff.h>
20 #endif
21 
22 #include <rtc.h>
23 
24 #include <environment.h>
25 #include <image.h>
26 #include <mapmem.h>
27 
28 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
29 #include <libfdt.h>
30 #include <fdt_support.h>
31 #include <fpga.h>
32 #include <xilinx.h>
33 #endif
34 
35 #include <u-boot/md5.h>
36 #include <u-boot/sha1.h>
37 #include <linux/errno.h>
38 #include <asm/io.h>
39 
40 #ifdef CONFIG_CMD_BDI
41 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
42 #endif
43 
44 DECLARE_GLOBAL_DATA_PTR;
45 
46 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
47 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
48 						int verify);
49 #endif
50 #else
51 #include "mkimage.h"
52 #include <u-boot/md5.h>
53 #include <time.h>
54 #include <image.h>
55 
56 #ifndef __maybe_unused
57 # define __maybe_unused		/* unimplemented */
58 #endif
59 #endif /* !USE_HOSTCC*/
60 
61 #include <u-boot/crc.h>
62 
63 #ifndef CONFIG_SYS_BARGSIZE
64 #define CONFIG_SYS_BARGSIZE 512
65 #endif
66 
67 static const table_entry_t uimage_arch[] = {
68 	{	IH_ARCH_INVALID,	"invalid",	"Invalid ARCH",	},
69 	{	IH_ARCH_ALPHA,		"alpha",	"Alpha",	},
70 	{	IH_ARCH_ARM,		"arm",		"ARM",		},
71 	{	IH_ARCH_I386,		"x86",		"Intel x86",	},
72 	{	IH_ARCH_IA64,		"ia64",		"IA64",		},
73 	{	IH_ARCH_M68K,		"m68k",		"M68K",		},
74 	{	IH_ARCH_MICROBLAZE,	"microblaze",	"MicroBlaze",	},
75 	{	IH_ARCH_MIPS,		"mips",		"MIPS",		},
76 	{	IH_ARCH_MIPS64,		"mips64",	"MIPS 64 Bit",	},
77 	{	IH_ARCH_NIOS2,		"nios2",	"NIOS II",	},
78 	{	IH_ARCH_PPC,		"powerpc",	"PowerPC",	},
79 	{	IH_ARCH_PPC,		"ppc",		"PowerPC",	},
80 	{	IH_ARCH_S390,		"s390",		"IBM S390",	},
81 	{	IH_ARCH_SH,		"sh",		"SuperH",	},
82 	{	IH_ARCH_SPARC,		"sparc",	"SPARC",	},
83 	{	IH_ARCH_SPARC64,	"sparc64",	"SPARC 64 Bit",	},
84 	{	IH_ARCH_BLACKFIN,	"blackfin",	"Blackfin",	},
85 	{	IH_ARCH_AVR32,		"avr32",	"AVR32",	},
86 	{	IH_ARCH_NDS32,		"nds32",	"NDS32",	},
87 	{	IH_ARCH_OPENRISC,	"or1k",		"OpenRISC 1000",},
88 	{	IH_ARCH_SANDBOX,	"sandbox",	"Sandbox",	},
89 	{	IH_ARCH_ARM64,		"arm64",	"AArch64",	},
90 	{	IH_ARCH_ARC,		"arc",		"ARC",		},
91 	{	IH_ARCH_X86_64,		"x86_64",	"AMD x86_64",	},
92 	{	IH_ARCH_XTENSA,		"xtensa",	"Xtensa",	},
93 	{	-1,			"",		"",		},
94 };
95 
96 static const table_entry_t uimage_os[] = {
97 	{	IH_OS_INVALID,	"invalid",	"Invalid OS",		},
98 	{	IH_OS_LINUX,	"linux",	"Linux",		},
99 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
100 	{	IH_OS_LYNXOS,	"lynxos",	"LynxOS",		},
101 #endif
102 	{	IH_OS_NETBSD,	"netbsd",	"NetBSD",		},
103 	{	IH_OS_OSE,	"ose",		"Enea OSE",		},
104 	{	IH_OS_PLAN9,	"plan9",	"Plan 9",		},
105 	{	IH_OS_RTEMS,	"rtems",	"RTEMS",		},
106 	{	IH_OS_U_BOOT,	"u-boot",	"U-Boot",		},
107 	{	IH_OS_VXWORKS,	"vxworks",	"VxWorks",		},
108 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
109 	{	IH_OS_QNX,	"qnx",		"QNX",			},
110 #endif
111 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
112 	{	IH_OS_INTEGRITY,"integrity",	"INTEGRITY",		},
113 #endif
114 #ifdef USE_HOSTCC
115 	{	IH_OS_4_4BSD,	"4_4bsd",	"4_4BSD",		},
116 	{	IH_OS_DELL,	"dell",		"Dell",			},
117 	{	IH_OS_ESIX,	"esix",		"Esix",			},
118 	{	IH_OS_FREEBSD,	"freebsd",	"FreeBSD",		},
119 	{	IH_OS_IRIX,	"irix",		"Irix",			},
120 	{	IH_OS_NCR,	"ncr",		"NCR",			},
121 	{	IH_OS_OPENBSD,	"openbsd",	"OpenBSD",		},
122 	{	IH_OS_PSOS,	"psos",		"pSOS",			},
123 	{	IH_OS_SCO,	"sco",		"SCO",			},
124 	{	IH_OS_SOLARIS,	"solaris",	"Solaris",		},
125 	{	IH_OS_SVR4,	"svr4",		"SVR4",			},
126 #endif
127 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
128 	{	IH_OS_OPENRTOS,	"openrtos",	"OpenRTOS",		},
129 #endif
130 
131 	{	-1,		"",		"",			},
132 };
133 
134 static const table_entry_t uimage_type[] = {
135 	{	IH_TYPE_AISIMAGE,   "aisimage",   "Davinci AIS image",},
136 	{	IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",	},
137 	{	IH_TYPE_FIRMWARE,   "firmware",	  "Firmware",		},
138 	{	IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",	},
139 	{	IH_TYPE_GPIMAGE,    "gpimage",    "TI Keystone SPL Image",},
140 	{	IH_TYPE_KERNEL,	    "kernel",	  "Kernel Image",	},
141 	{	IH_TYPE_KERNEL_NOLOAD, "kernel_noload",  "Kernel Image (no loading done)", },
142 	{	IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
143 	{	IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
144 	{	IH_TYPE_INVALID,    "invalid",	  "Invalid Image",	},
145 	{	IH_TYPE_MULTI,	    "multi",	  "Multi-File Image",	},
146 	{	IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
147 	{	IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
148 	{	IH_TYPE_RAMDISK,    "ramdisk",	  "RAMDisk Image",	},
149 	{	IH_TYPE_SCRIPT,     "script",	  "Script",		},
150 	{	IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",},
151 	{	IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
152 	{	IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
153 	{	IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
154 	{	IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
155 	{	IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
156 	{	IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
157 	{	IH_TYPE_RKIMAGE,    "rkimage",    "Rockchip Boot Image" },
158 	{	IH_TYPE_RKSD,       "rksd",       "Rockchip SD Boot Image" },
159 	{	IH_TYPE_RKSPI,      "rkspi",      "Rockchip SPI Boot Image" },
160 	{	IH_TYPE_VYBRIDIMAGE, "vybridimage",  "Vybrid Boot Image", },
161 	{	IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
162 	{	IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
163 	{	IH_TYPE_FPGA,       "fpga",       "FPGA Image" },
164 	{       IH_TYPE_TEE,        "tee",        "Trusted Execution Environment Image",},
165 	{	IH_TYPE_FIRMWARE_IVT, "firmware_ivt", "Firmware with HABv4 IVT" },
166 	{       IH_TYPE_PMMC,        "pmmc",        "TI Power Management Micro-Controller Firmware",},
167 	{	IH_TYPE_RKNAND,     "rknand",     "Rockchip NAND Boot Image" },
168 	{	-1,		    "",		  "",			},
169 };
170 
171 static const table_entry_t uimage_comp[] = {
172 	{	IH_COMP_NONE,	"none",		"uncompressed",		},
173 	{	IH_COMP_BZIP2,	"bzip2",	"bzip2 compressed",	},
174 	{	IH_COMP_GZIP,	"gzip",		"gzip compressed",	},
175 	{	IH_COMP_LZMA,	"lzma",		"lzma compressed",	},
176 	{	IH_COMP_LZO,	"lzo",		"lzo compressed",	},
177 	{	IH_COMP_LZ4,	"lz4",		"lz4 compressed",	},
178 	{	-1,		"",		"",			},
179 };
180 
181 struct table_info {
182 	const char *desc;
183 	int count;
184 	const table_entry_t *table;
185 };
186 
187 static const struct table_info table_info[IH_COUNT] = {
188 	{ "architecture", IH_ARCH_COUNT, uimage_arch },
189 	{ "compression", IH_COMP_COUNT, uimage_comp },
190 	{ "operating system", IH_OS_COUNT, uimage_os },
191 	{ "image type", IH_TYPE_COUNT, uimage_type },
192 };
193 
194 /*****************************************************************************/
195 /* Legacy format routines */
196 /*****************************************************************************/
197 int image_check_hcrc(const image_header_t *hdr)
198 {
199 	ulong hcrc;
200 	ulong len = image_get_header_size();
201 	image_header_t header;
202 
203 	/* Copy header so we can blank CRC field for re-calculation */
204 	memmove(&header, (char *)hdr, image_get_header_size());
205 	image_set_hcrc(&header, 0);
206 
207 	hcrc = crc32(0, (unsigned char *)&header, len);
208 
209 	return (hcrc == image_get_hcrc(hdr));
210 }
211 
212 int image_check_dcrc(const image_header_t *hdr)
213 {
214 	ulong data = image_get_data(hdr);
215 	ulong len = image_get_data_size(hdr);
216 	ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
217 
218 	return (dcrc == image_get_dcrc(hdr));
219 }
220 
221 /**
222  * image_multi_count - get component (sub-image) count
223  * @hdr: pointer to the header of the multi component image
224  *
225  * image_multi_count() returns number of components in a multi
226  * component image.
227  *
228  * Note: no checking of the image type is done, caller must pass
229  * a valid multi component image.
230  *
231  * returns:
232  *     number of components
233  */
234 ulong image_multi_count(const image_header_t *hdr)
235 {
236 	ulong i, count = 0;
237 	uint32_t *size;
238 
239 	/* get start of the image payload, which in case of multi
240 	 * component images that points to a table of component sizes */
241 	size = (uint32_t *)image_get_data(hdr);
242 
243 	/* count non empty slots */
244 	for (i = 0; size[i]; ++i)
245 		count++;
246 
247 	return count;
248 }
249 
250 /**
251  * image_multi_getimg - get component data address and size
252  * @hdr: pointer to the header of the multi component image
253  * @idx: index of the requested component
254  * @data: pointer to a ulong variable, will hold component data address
255  * @len: pointer to a ulong variable, will hold component size
256  *
257  * image_multi_getimg() returns size and data address for the requested
258  * component in a multi component image.
259  *
260  * Note: no checking of the image type is done, caller must pass
261  * a valid multi component image.
262  *
263  * returns:
264  *     data address and size of the component, if idx is valid
265  *     0 in data and len, if idx is out of range
266  */
267 void image_multi_getimg(const image_header_t *hdr, ulong idx,
268 			ulong *data, ulong *len)
269 {
270 	int i;
271 	uint32_t *size;
272 	ulong offset, count, img_data;
273 
274 	/* get number of component */
275 	count = image_multi_count(hdr);
276 
277 	/* get start of the image payload, which in case of multi
278 	 * component images that points to a table of component sizes */
279 	size = (uint32_t *)image_get_data(hdr);
280 
281 	/* get address of the proper component data start, which means
282 	 * skipping sizes table (add 1 for last, null entry) */
283 	img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
284 
285 	if (idx < count) {
286 		*len = uimage_to_cpu(size[idx]);
287 		offset = 0;
288 
289 		/* go over all indices preceding requested component idx */
290 		for (i = 0; i < idx; i++) {
291 			/* add up i-th component size, rounding up to 4 bytes */
292 			offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
293 		}
294 
295 		/* calculate idx-th component data address */
296 		*data = img_data + offset;
297 	} else {
298 		*len = 0;
299 		*data = 0;
300 	}
301 }
302 
303 static void image_print_type(const image_header_t *hdr)
304 {
305 	const char __maybe_unused *os, *arch, *type, *comp;
306 
307 	os = genimg_get_os_name(image_get_os(hdr));
308 	arch = genimg_get_arch_name(image_get_arch(hdr));
309 	type = genimg_get_type_name(image_get_type(hdr));
310 	comp = genimg_get_comp_name(image_get_comp(hdr));
311 
312 	printf("%s %s %s (%s)\n", arch, os, type, comp);
313 }
314 
315 /**
316  * image_print_contents - prints out the contents of the legacy format image
317  * @ptr: pointer to the legacy format image header
318  * @p: pointer to prefix string
319  *
320  * image_print_contents() formats a multi line legacy image contents description.
321  * The routine prints out all header fields followed by the size/offset data
322  * for MULTI/SCRIPT images.
323  *
324  * returns:
325  *     no returned results
326  */
327 void image_print_contents(const void *ptr)
328 {
329 	const image_header_t *hdr = (const image_header_t *)ptr;
330 	const char __maybe_unused *p;
331 
332 	p = IMAGE_INDENT_STRING;
333 	printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
334 	if (IMAGE_ENABLE_TIMESTAMP) {
335 		printf("%sCreated:      ", p);
336 		genimg_print_time((time_t)image_get_time(hdr));
337 	}
338 	printf("%sImage Type:   ", p);
339 	image_print_type(hdr);
340 	printf("%sData Size:    ", p);
341 	genimg_print_size(image_get_data_size(hdr));
342 	printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
343 	printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
344 
345 	if (image_check_type(hdr, IH_TYPE_MULTI) ||
346 			image_check_type(hdr, IH_TYPE_SCRIPT)) {
347 		int i;
348 		ulong data, len;
349 		ulong count = image_multi_count(hdr);
350 
351 		printf("%sContents:\n", p);
352 		for (i = 0; i < count; i++) {
353 			image_multi_getimg(hdr, i, &data, &len);
354 
355 			printf("%s   Image %d: ", p, i);
356 			genimg_print_size(len);
357 
358 			if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
359 				/*
360 				 * the user may need to know offsets
361 				 * if planning to do something with
362 				 * multiple files
363 				 */
364 				printf("%s    Offset = 0x%08lx\n", p, data);
365 			}
366 		}
367 	} else if (image_check_type(hdr, IH_TYPE_FIRMWARE_IVT)) {
368 		printf("HAB Blocks:   0x%08x   0x0000   0x%08x\n",
369 				image_get_load(hdr) - image_get_header_size(),
370 				image_get_size(hdr) + image_get_header_size()
371 						- 0x1FE0);
372 	}
373 }
374 
375 
376 #ifndef USE_HOSTCC
377 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
378 /**
379  * image_get_ramdisk - get and verify ramdisk image
380  * @rd_addr: ramdisk image start address
381  * @arch: expected ramdisk architecture
382  * @verify: checksum verification flag
383  *
384  * image_get_ramdisk() returns a pointer to the verified ramdisk image
385  * header. Routine receives image start address and expected architecture
386  * flag. Verification done covers data and header integrity and os/type/arch
387  * fields checking.
388  *
389  * If dataflash support is enabled routine checks for dataflash addresses
390  * and handles required dataflash reads.
391  *
392  * returns:
393  *     pointer to a ramdisk image header, if image was found and valid
394  *     otherwise, return NULL
395  */
396 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
397 						int verify)
398 {
399 	const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
400 
401 	if (!image_check_magic(rd_hdr)) {
402 		puts("Bad Magic Number\n");
403 		bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
404 		return NULL;
405 	}
406 
407 	if (!image_check_hcrc(rd_hdr)) {
408 		puts("Bad Header Checksum\n");
409 		bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
410 		return NULL;
411 	}
412 
413 	bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
414 	image_print_contents(rd_hdr);
415 
416 	if (verify) {
417 		puts("   Verifying Checksum ... ");
418 		if (!image_check_dcrc(rd_hdr)) {
419 			puts("Bad Data CRC\n");
420 			bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
421 			return NULL;
422 		}
423 		puts("OK\n");
424 	}
425 
426 	bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
427 
428 	if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
429 	    !image_check_arch(rd_hdr, arch) ||
430 	    !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
431 		printf("No Linux %s Ramdisk Image\n",
432 				genimg_get_arch_name(arch));
433 		bootstage_error(BOOTSTAGE_ID_RAMDISK);
434 		return NULL;
435 	}
436 
437 	return rd_hdr;
438 }
439 #endif
440 #endif /* !USE_HOSTCC */
441 
442 /*****************************************************************************/
443 /* Shared dual-format routines */
444 /*****************************************************************************/
445 #ifndef USE_HOSTCC
446 ulong load_addr = CONFIG_SYS_LOAD_ADDR;	/* Default Load Address */
447 ulong save_addr;			/* Default Save Address */
448 ulong save_size;			/* Default Save Size (in bytes) */
449 
450 static int on_loadaddr(const char *name, const char *value, enum env_op op,
451 	int flags)
452 {
453 	switch (op) {
454 	case env_op_create:
455 	case env_op_overwrite:
456 		load_addr = simple_strtoul(value, NULL, 16);
457 		break;
458 	default:
459 		break;
460 	}
461 
462 	return 0;
463 }
464 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
465 
466 ulong env_get_bootm_low(void)
467 {
468 	char *s = env_get("bootm_low");
469 	if (s) {
470 		ulong tmp = simple_strtoul(s, NULL, 16);
471 		return tmp;
472 	}
473 
474 #if defined(CONFIG_SYS_SDRAM_BASE)
475 	return CONFIG_SYS_SDRAM_BASE;
476 #elif defined(CONFIG_ARM)
477 	return gd->bd->bi_dram[0].start;
478 #else
479 	return 0;
480 #endif
481 }
482 
483 phys_size_t env_get_bootm_size(void)
484 {
485 	phys_size_t tmp, size;
486 	phys_addr_t start;
487 	char *s = env_get("bootm_size");
488 	if (s) {
489 		tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
490 		return tmp;
491 	}
492 
493 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
494 	start = gd->bd->bi_dram[0].start;
495 	size = gd->bd->bi_dram[0].size;
496 #else
497 	start = gd->bd->bi_memstart;
498 	size = gd->bd->bi_memsize;
499 #endif
500 
501 	s = env_get("bootm_low");
502 	if (s)
503 		tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
504 	else
505 		tmp = start;
506 
507 	return size - (tmp - start);
508 }
509 
510 phys_size_t env_get_bootm_mapsize(void)
511 {
512 	phys_size_t tmp;
513 	char *s = env_get("bootm_mapsize");
514 	if (s) {
515 		tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
516 		return tmp;
517 	}
518 
519 #if defined(CONFIG_SYS_BOOTMAPSZ)
520 	return CONFIG_SYS_BOOTMAPSZ;
521 #else
522 	return env_get_bootm_size();
523 #endif
524 }
525 
526 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
527 {
528 	if (to == from)
529 		return;
530 
531 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
532 	if (to > from) {
533 		from += len;
534 		to += len;
535 	}
536 	while (len > 0) {
537 		size_t tail = (len > chunksz) ? chunksz : len;
538 		WATCHDOG_RESET();
539 		if (to > from) {
540 			to -= tail;
541 			from -= tail;
542 		}
543 		memmove(to, from, tail);
544 		if (to < from) {
545 			to += tail;
546 			from += tail;
547 		}
548 		len -= tail;
549 	}
550 #else	/* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
551 	memmove(to, from, len);
552 #endif	/* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
553 }
554 #endif /* !USE_HOSTCC */
555 
556 void genimg_print_size(uint32_t size)
557 {
558 #ifndef USE_HOSTCC
559 	printf("%d Bytes = ", size);
560 	print_size(size, "\n");
561 #else
562 	printf("%d Bytes = %.2f KiB = %.2f MiB\n",
563 			size, (double)size / 1.024e3,
564 			(double)size / 1.048576e6);
565 #endif
566 }
567 
568 #if IMAGE_ENABLE_TIMESTAMP
569 void genimg_print_time(time_t timestamp)
570 {
571 #ifndef USE_HOSTCC
572 	struct rtc_time tm;
573 
574 	rtc_to_tm(timestamp, &tm);
575 	printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
576 			tm.tm_year, tm.tm_mon, tm.tm_mday,
577 			tm.tm_hour, tm.tm_min, tm.tm_sec);
578 #else
579 	printf("%s", ctime(&timestamp));
580 #endif
581 }
582 #endif
583 
584 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
585 {
586 	for (; table->id >= 0; ++table) {
587 		if (table->id == id)
588 			return table;
589 	}
590 	return NULL;
591 }
592 
593 static const char *unknown_msg(enum ih_category category)
594 {
595 	static const char unknown_str[] = "Unknown ";
596 	static char msg[30];
597 
598 	strcpy(msg, unknown_str);
599 	strncat(msg, table_info[category].desc,
600 		sizeof(msg) - sizeof(unknown_str));
601 
602 	return msg;
603 }
604 
605 /**
606  * get_cat_table_entry_name - translate entry id to long name
607  * @category: category to look up (enum ih_category)
608  * @id: entry id to be translated
609  *
610  * This will scan the translation table trying to find the entry that matches
611  * the given id.
612  *
613  * @retur long entry name if translation succeeds; error string on failure
614  */
615 const char *genimg_get_cat_name(enum ih_category category, uint id)
616 {
617 	const table_entry_t *entry;
618 
619 	entry = get_table_entry(table_info[category].table, id);
620 	if (!entry)
621 		return unknown_msg(category);
622 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
623 	return entry->lname;
624 #else
625 	return entry->lname + gd->reloc_off;
626 #endif
627 }
628 
629 /**
630  * get_cat_table_entry_short_name - translate entry id to short name
631  * @category: category to look up (enum ih_category)
632  * @id: entry id to be translated
633  *
634  * This will scan the translation table trying to find the entry that matches
635  * the given id.
636  *
637  * @retur short entry name if translation succeeds; error string on failure
638  */
639 const char *genimg_get_cat_short_name(enum ih_category category, uint id)
640 {
641 	const table_entry_t *entry;
642 
643 	entry = get_table_entry(table_info[category].table, id);
644 	if (!entry)
645 		return unknown_msg(category);
646 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
647 	return entry->sname;
648 #else
649 	return entry->sname + gd->reloc_off;
650 #endif
651 }
652 
653 int genimg_get_cat_count(enum ih_category category)
654 {
655 	return table_info[category].count;
656 }
657 
658 const char *genimg_get_cat_desc(enum ih_category category)
659 {
660 	return table_info[category].desc;
661 }
662 
663 /**
664  * get_table_entry_name - translate entry id to long name
665  * @table: pointer to a translation table for entries of a specific type
666  * @msg: message to be returned when translation fails
667  * @id: entry id to be translated
668  *
669  * get_table_entry_name() will go over translation table trying to find
670  * entry that matches given id. If matching entry is found, its long
671  * name is returned to the caller.
672  *
673  * returns:
674  *     long entry name if translation succeeds
675  *     msg otherwise
676  */
677 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
678 {
679 	table = get_table_entry(table, id);
680 	if (!table)
681 		return msg;
682 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
683 	return table->lname;
684 #else
685 	return table->lname + gd->reloc_off;
686 #endif
687 }
688 
689 const char *genimg_get_os_name(uint8_t os)
690 {
691 	return (get_table_entry_name(uimage_os, "Unknown OS", os));
692 }
693 
694 const char *genimg_get_arch_name(uint8_t arch)
695 {
696 	return (get_table_entry_name(uimage_arch, "Unknown Architecture",
697 					arch));
698 }
699 
700 const char *genimg_get_type_name(uint8_t type)
701 {
702 	return (get_table_entry_name(uimage_type, "Unknown Image", type));
703 }
704 
705 static const char *genimg_get_short_name(const table_entry_t *table, int val)
706 {
707 	table = get_table_entry(table, val);
708 	if (!table)
709 		return "unknown";
710 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
711 	return table->sname;
712 #else
713 	return table->sname + gd->reloc_off;
714 #endif
715 }
716 
717 const char *genimg_get_type_short_name(uint8_t type)
718 {
719 	return genimg_get_short_name(uimage_type, type);
720 }
721 
722 const char *genimg_get_comp_name(uint8_t comp)
723 {
724 	return (get_table_entry_name(uimage_comp, "Unknown Compression",
725 					comp));
726 }
727 
728 const char *genimg_get_comp_short_name(uint8_t comp)
729 {
730 	return genimg_get_short_name(uimage_comp, comp);
731 }
732 
733 const char *genimg_get_os_short_name(uint8_t os)
734 {
735 	return genimg_get_short_name(uimage_os, os);
736 }
737 
738 const char *genimg_get_arch_short_name(uint8_t arch)
739 {
740 	return genimg_get_short_name(uimage_arch, arch);
741 }
742 
743 /**
744  * get_table_entry_id - translate short entry name to id
745  * @table: pointer to a translation table for entries of a specific type
746  * @table_name: to be used in case of error
747  * @name: entry short name to be translated
748  *
749  * get_table_entry_id() will go over translation table trying to find
750  * entry that matches given short name. If matching entry is found,
751  * its id returned to the caller.
752  *
753  * returns:
754  *     entry id if translation succeeds
755  *     -1 otherwise
756  */
757 int get_table_entry_id(const table_entry_t *table,
758 		const char *table_name, const char *name)
759 {
760 	const table_entry_t *t;
761 
762 	for (t = table; t->id >= 0; ++t) {
763 #ifdef CONFIG_NEEDS_MANUAL_RELOC
764 		if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
765 #else
766 		if (t->sname && strcasecmp(t->sname, name) == 0)
767 #endif
768 			return (t->id);
769 	}
770 	debug("Invalid %s Type: %s\n", table_name, name);
771 
772 	return -1;
773 }
774 
775 int genimg_get_os_id(const char *name)
776 {
777 	return (get_table_entry_id(uimage_os, "OS", name));
778 }
779 
780 int genimg_get_arch_id(const char *name)
781 {
782 	return (get_table_entry_id(uimage_arch, "CPU", name));
783 }
784 
785 int genimg_get_type_id(const char *name)
786 {
787 	return (get_table_entry_id(uimage_type, "Image", name));
788 }
789 
790 int genimg_get_comp_id(const char *name)
791 {
792 	return (get_table_entry_id(uimage_comp, "Compression", name));
793 }
794 
795 #ifndef USE_HOSTCC
796 /**
797  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
798  *                              FIT strings
799  * @img_addr: a string might contain real image address
800  * @fit_uname_config: double pointer to a char, will hold pointer to a
801  *                    configuration unit name
802  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
803  *                    name
804  *
805  * genimg_get_kernel_addr_fit get the real kernel start address from a string
806  * which is normally the first argv of bootm/bootz
807  *
808  * returns:
809  *     kernel start address
810  */
811 ulong genimg_get_kernel_addr_fit(char * const img_addr,
812 			     const char **fit_uname_config,
813 			     const char **fit_uname_kernel)
814 {
815 	ulong kernel_addr;
816 
817 	/* find out kernel image address */
818 	if (!img_addr) {
819 		kernel_addr = load_addr;
820 		debug("*  kernel: default image load address = 0x%08lx\n",
821 		      load_addr);
822 #if CONFIG_IS_ENABLED(FIT)
823 	} else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
824 				  fit_uname_config)) {
825 		debug("*  kernel: config '%s' from image at 0x%08lx\n",
826 		      *fit_uname_config, kernel_addr);
827 	} else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
828 				     fit_uname_kernel)) {
829 		debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
830 		      *fit_uname_kernel, kernel_addr);
831 #endif
832 	} else {
833 		kernel_addr = simple_strtoul(img_addr, NULL, 16);
834 		debug("*  kernel: cmdline image address = 0x%08lx\n",
835 		      kernel_addr);
836 	}
837 
838 	return kernel_addr;
839 }
840 
841 /**
842  * genimg_get_kernel_addr() is the simple version of
843  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
844  */
845 ulong genimg_get_kernel_addr(char * const img_addr)
846 {
847 	const char *fit_uname_config = NULL;
848 	const char *fit_uname_kernel = NULL;
849 
850 	return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
851 					  &fit_uname_kernel);
852 }
853 
854 /**
855  * genimg_get_format - get image format type
856  * @img_addr: image start address
857  *
858  * genimg_get_format() checks whether provided address points to a valid
859  * legacy or FIT image.
860  *
861  * New uImage format and FDT blob are based on a libfdt. FDT blob
862  * may be passed directly or embedded in a FIT image. In both situations
863  * genimg_get_format() must be able to dectect libfdt header.
864  *
865  * returns:
866  *     image format type or IMAGE_FORMAT_INVALID if no image is present
867  */
868 int genimg_get_format(const void *img_addr)
869 {
870 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
871 	const image_header_t *hdr;
872 
873 	hdr = (const image_header_t *)img_addr;
874 	if (image_check_magic(hdr))
875 		return IMAGE_FORMAT_LEGACY;
876 #endif
877 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
878 	if (fdt_check_header(img_addr) == 0)
879 		return IMAGE_FORMAT_FIT;
880 #endif
881 #ifdef CONFIG_ANDROID_BOOT_IMAGE
882 	if (android_image_check_header(img_addr) == 0)
883 		return IMAGE_FORMAT_ANDROID;
884 #endif
885 
886 	return IMAGE_FORMAT_INVALID;
887 }
888 
889 /**
890  * genimg_get_image - get image from special storage (if necessary)
891  * @img_addr: image start address
892  *
893  * genimg_get_image() checks if provided image start address is located
894  * in a dataflash storage. If so, image is moved to a system RAM memory.
895  *
896  * returns:
897  *     image start address after possible relocation from special storage
898  */
899 ulong genimg_get_image(ulong img_addr)
900 {
901 	ulong ram_addr = img_addr;
902 
903 	return ram_addr;
904 }
905 
906 /**
907  * fit_has_config - check if there is a valid FIT configuration
908  * @images: pointer to the bootm command headers structure
909  *
910  * fit_has_config() checks if there is a FIT configuration in use
911  * (if FTI support is present).
912  *
913  * returns:
914  *     0, no FIT support or no configuration found
915  *     1, configuration found
916  */
917 int genimg_has_config(bootm_headers_t *images)
918 {
919 #if IMAGE_ENABLE_FIT
920 	if (images->fit_uname_cfg)
921 		return 1;
922 #endif
923 	return 0;
924 }
925 
926 /**
927  * boot_get_ramdisk - main ramdisk handling routine
928  * @argc: command argument count
929  * @argv: command argument list
930  * @images: pointer to the bootm images structure
931  * @arch: expected ramdisk architecture
932  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
933  * @rd_end: pointer to a ulong variable, will hold ramdisk end
934  *
935  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
936  * Curently supported are the following ramdisk sources:
937  *      - multicomponent kernel/ramdisk image,
938  *      - commandline provided address of decicated ramdisk image.
939  *
940  * returns:
941  *     0, if ramdisk image was found and valid, or skiped
942  *     rd_start and rd_end are set to ramdisk start/end addresses if
943  *     ramdisk image is found and valid
944  *
945  *     1, if ramdisk image is found but corrupted, or invalid
946  *     rd_start and rd_end are set to 0 if no ramdisk exists
947  */
948 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
949 		uint8_t arch, ulong *rd_start, ulong *rd_end)
950 {
951 	ulong rd_addr, rd_load;
952 	ulong rd_data, rd_len;
953 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
954 	const image_header_t *rd_hdr;
955 #endif
956 	void *buf;
957 #ifdef CONFIG_SUPPORT_RAW_INITRD
958 	char *end;
959 #endif
960 #if IMAGE_ENABLE_FIT
961 	const char	*fit_uname_config = images->fit_uname_cfg;
962 	const char	*fit_uname_ramdisk = NULL;
963 	ulong		default_addr;
964 	int		rd_noffset;
965 #endif
966 	const char *select = NULL;
967 
968 	*rd_start = 0;
969 	*rd_end = 0;
970 
971 #ifdef CONFIG_ANDROID_BOOT_IMAGE
972 	/*
973 	 * Look for an Android boot image.
974 	 */
975 	buf = map_sysmem(images->os.start, 0);
976 	if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
977 		select = argv[0];
978 #endif
979 
980 	if (argc >= 2)
981 		select = argv[1];
982 
983 	/*
984 	 * Look for a '-' which indicates to ignore the
985 	 * ramdisk argument
986 	 */
987 	if (select && strcmp(select, "-") ==  0) {
988 		debug("## Skipping init Ramdisk\n");
989 		rd_len = rd_data = 0;
990 	} else if (select || genimg_has_config(images)) {
991 #if IMAGE_ENABLE_FIT
992 		if (select) {
993 			/*
994 			 * If the init ramdisk comes from the FIT image and
995 			 * the FIT image address is omitted in the command
996 			 * line argument, try to use os FIT image address or
997 			 * default load address.
998 			 */
999 			if (images->fit_uname_os)
1000 				default_addr = (ulong)images->fit_hdr_os;
1001 			else
1002 				default_addr = load_addr;
1003 
1004 			if (fit_parse_conf(select, default_addr,
1005 					   &rd_addr, &fit_uname_config)) {
1006 				debug("*  ramdisk: config '%s' from image at "
1007 						"0x%08lx\n",
1008 						fit_uname_config, rd_addr);
1009 			} else if (fit_parse_subimage(select, default_addr,
1010 						&rd_addr, &fit_uname_ramdisk)) {
1011 				debug("*  ramdisk: subimage '%s' from image at "
1012 						"0x%08lx\n",
1013 						fit_uname_ramdisk, rd_addr);
1014 			} else
1015 #endif
1016 			{
1017 				rd_addr = simple_strtoul(select, NULL, 16);
1018 				debug("*  ramdisk: cmdline image address = "
1019 						"0x%08lx\n",
1020 						rd_addr);
1021 			}
1022 #if IMAGE_ENABLE_FIT
1023 		} else {
1024 			/* use FIT configuration provided in first bootm
1025 			 * command argument. If the property is not defined,
1026 			 * quit silently.
1027 			 */
1028 			rd_addr = map_to_sysmem(images->fit_hdr_os);
1029 			rd_noffset = fit_get_node_from_config(images,
1030 					FIT_RAMDISK_PROP, rd_addr);
1031 			if (rd_noffset == -ENOENT)
1032 				return 0;
1033 			else if (rd_noffset < 0)
1034 				return 1;
1035 		}
1036 #endif
1037 
1038 		/* copy from dataflash if needed */
1039 		rd_addr = genimg_get_image(rd_addr);
1040 
1041 		/*
1042 		 * Check if there is an initrd image at the
1043 		 * address provided in the second bootm argument
1044 		 * check image type, for FIT images get FIT node.
1045 		 */
1046 		buf = map_sysmem(rd_addr, 0);
1047 		switch (genimg_get_format(buf)) {
1048 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
1049 		case IMAGE_FORMAT_LEGACY:
1050 			printf("## Loading init Ramdisk from Legacy "
1051 					"Image at %08lx ...\n", rd_addr);
1052 
1053 			bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1054 			rd_hdr = image_get_ramdisk(rd_addr, arch,
1055 							images->verify);
1056 
1057 			if (rd_hdr == NULL)
1058 				return 1;
1059 
1060 			rd_data = image_get_data(rd_hdr);
1061 			rd_len = image_get_data_size(rd_hdr);
1062 			rd_load = image_get_load(rd_hdr);
1063 			break;
1064 #endif
1065 #if IMAGE_ENABLE_FIT
1066 		case IMAGE_FORMAT_FIT:
1067 			rd_noffset = fit_image_load(images,
1068 					rd_addr, &fit_uname_ramdisk,
1069 					&fit_uname_config, arch,
1070 					IH_TYPE_RAMDISK,
1071 					BOOTSTAGE_ID_FIT_RD_START,
1072 					FIT_LOAD_OPTIONAL_NON_ZERO,
1073 					&rd_data, &rd_len);
1074 			if (rd_noffset < 0)
1075 				return 1;
1076 
1077 			images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1078 			images->fit_uname_rd = fit_uname_ramdisk;
1079 			images->fit_noffset_rd = rd_noffset;
1080 			break;
1081 #endif
1082 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1083 		case IMAGE_FORMAT_ANDROID:
1084 			android_image_get_ramdisk((void *)images->os.start,
1085 				&rd_data, &rd_len);
1086 			break;
1087 #endif
1088 		default:
1089 #ifdef CONFIG_SUPPORT_RAW_INITRD
1090 			end = NULL;
1091 			if (select)
1092 				end = strchr(select, ':');
1093 			if (end) {
1094 				rd_len = simple_strtoul(++end, NULL, 16);
1095 				rd_data = rd_addr;
1096 			} else
1097 #endif
1098 			{
1099 				puts("Wrong Ramdisk Image Format\n");
1100 				rd_data = rd_len = rd_load = 0;
1101 				return 1;
1102 			}
1103 		}
1104 	} else if (images->legacy_hdr_valid &&
1105 			image_check_type(&images->legacy_hdr_os_copy,
1106 						IH_TYPE_MULTI)) {
1107 
1108 		/*
1109 		 * Now check if we have a legacy mult-component image,
1110 		 * get second entry data start address and len.
1111 		 */
1112 		bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1113 		printf("## Loading init Ramdisk from multi component "
1114 				"Legacy Image at %08lx ...\n",
1115 				(ulong)images->legacy_hdr_os);
1116 
1117 		image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1118 	} else {
1119 		/*
1120 		 * no initrd image
1121 		 */
1122 		bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1123 		rd_len = rd_data = 0;
1124 	}
1125 
1126 	if (!rd_data) {
1127 		debug("## No init Ramdisk\n");
1128 	} else {
1129 		*rd_start = rd_data;
1130 		*rd_end = rd_data + rd_len;
1131 	}
1132 	debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1133 			*rd_start, *rd_end);
1134 
1135 	return 0;
1136 }
1137 
1138 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1139 /**
1140  * boot_ramdisk_high - relocate init ramdisk
1141  * @lmb: pointer to lmb handle, will be used for memory mgmt
1142  * @rd_data: ramdisk data start address
1143  * @rd_len: ramdisk data length
1144  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1145  *      start address (after possible relocation)
1146  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1147  *      end address (after possible relocation)
1148  *
1149  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1150  * variable and if requested ramdisk data is moved to a specified location.
1151  *
1152  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1153  * start/end addresses if ramdisk image start and len were provided,
1154  * otherwise set initrd_start and initrd_end set to zeros.
1155  *
1156  * returns:
1157  *      0 - success
1158  *     -1 - failure
1159  */
1160 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1161 		  ulong *initrd_start, ulong *initrd_end)
1162 {
1163 	char	*s;
1164 	ulong	initrd_high;
1165 	int	initrd_copy_to_ram = 1;
1166 
1167 	s = env_get("initrd_high");
1168 	if (s) {
1169 		/* a value of "no" or a similar string will act like 0,
1170 		 * turning the "load high" feature off. This is intentional.
1171 		 */
1172 		initrd_high = simple_strtoul(s, NULL, 16);
1173 		if (initrd_high == ~0)
1174 			initrd_copy_to_ram = 0;
1175 	} else {
1176 		initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
1177 	}
1178 
1179 
1180 #ifdef CONFIG_LOGBUFFER
1181 	/* Prevent initrd from overwriting logbuffer */
1182 	lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1183 #endif
1184 
1185 	debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1186 			initrd_high, initrd_copy_to_ram);
1187 
1188 	if (rd_data) {
1189 		if (!initrd_copy_to_ram) {	/* zero-copy ramdisk support */
1190 			debug("   in-place initrd\n");
1191 			*initrd_start = rd_data;
1192 			*initrd_end = rd_data + rd_len;
1193 			lmb_reserve(lmb, rd_data, rd_len);
1194 		} else {
1195 			if (initrd_high)
1196 				*initrd_start = (ulong)lmb_alloc_base(lmb,
1197 						rd_len, 0x1000, initrd_high);
1198 			else
1199 				*initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1200 								 0x1000);
1201 
1202 			if (*initrd_start == 0) {
1203 				puts("ramdisk - allocation error\n");
1204 				goto error;
1205 			}
1206 			bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1207 
1208 			*initrd_end = *initrd_start + rd_len;
1209 			printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1210 					*initrd_start, *initrd_end);
1211 
1212 			memmove_wd((void *)*initrd_start,
1213 					(void *)rd_data, rd_len, CHUNKSZ);
1214 
1215 #ifdef CONFIG_MP
1216 			/*
1217 			 * Ensure the image is flushed to memory to handle
1218 			 * AMP boot scenarios in which we might not be
1219 			 * HW cache coherent
1220 			 */
1221 			flush_cache((unsigned long)*initrd_start, rd_len);
1222 #endif
1223 			puts("OK\n");
1224 		}
1225 	} else {
1226 		*initrd_start = 0;
1227 		*initrd_end = 0;
1228 	}
1229 	debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1230 			*initrd_start, *initrd_end);
1231 
1232 	return 0;
1233 
1234 error:
1235 	return -1;
1236 }
1237 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1238 
1239 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1240 		   ulong *setup_start, ulong *setup_len)
1241 {
1242 #if IMAGE_ENABLE_FIT
1243 	return boot_get_setup_fit(images, arch, setup_start, setup_len);
1244 #else
1245 	return -ENOENT;
1246 #endif
1247 }
1248 
1249 #if IMAGE_ENABLE_FIT
1250 #if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_XILINX)
1251 int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
1252 		  uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1253 {
1254 	ulong tmp_img_addr, img_data, img_len;
1255 	void *buf;
1256 	int conf_noffset;
1257 	int fit_img_result;
1258 	const char *uname, *name;
1259 	int err;
1260 	int devnum = 0; /* TODO support multi fpga platforms */
1261 	const fpga_desc * const desc = fpga_get_desc(devnum);
1262 	xilinx_desc *desc_xilinx = desc->devdesc;
1263 
1264 	/* Check to see if the images struct has a FIT configuration */
1265 	if (!genimg_has_config(images)) {
1266 		debug("## FIT configuration was not specified\n");
1267 		return 0;
1268 	}
1269 
1270 	/*
1271 	 * Obtain the os FIT header from the images struct
1272 	 * copy from dataflash if needed
1273 	 */
1274 	tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1275 	tmp_img_addr = genimg_get_image(tmp_img_addr);
1276 	buf = map_sysmem(tmp_img_addr, 0);
1277 	/*
1278 	 * Check image type. For FIT images get FIT node
1279 	 * and attempt to locate a generic binary.
1280 	 */
1281 	switch (genimg_get_format(buf)) {
1282 	case IMAGE_FORMAT_FIT:
1283 		conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1284 
1285 		uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
1286 					   NULL);
1287 		if (!uname) {
1288 			debug("## FPGA image is not specified\n");
1289 			return 0;
1290 		}
1291 		fit_img_result = fit_image_load(images,
1292 						tmp_img_addr,
1293 						(const char **)&uname,
1294 						&(images->fit_uname_cfg),
1295 						arch,
1296 						IH_TYPE_FPGA,
1297 						BOOTSTAGE_ID_FPGA_INIT,
1298 						FIT_LOAD_OPTIONAL_NON_ZERO,
1299 						&img_data, &img_len);
1300 
1301 		debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
1302 		      uname, img_data, img_len);
1303 
1304 		if (fit_img_result < 0) {
1305 			/* Something went wrong! */
1306 			return fit_img_result;
1307 		}
1308 
1309 		if (img_len >= desc_xilinx->size) {
1310 			name = "full";
1311 			err = fpga_loadbitstream(devnum, (char *)img_data,
1312 						 img_len, BIT_FULL);
1313 			if (err)
1314 				err = fpga_load(devnum, (const void *)img_data,
1315 						img_len, BIT_FULL);
1316 		} else {
1317 			name = "partial";
1318 			err = fpga_loadbitstream(devnum, (char *)img_data,
1319 						 img_len, BIT_PARTIAL);
1320 			if (err)
1321 				err = fpga_load(devnum, (const void *)img_data,
1322 						img_len, BIT_PARTIAL);
1323 		}
1324 
1325 		if (err)
1326 			return err;
1327 
1328 		printf("   Programming %s bitstream... OK\n", name);
1329 		break;
1330 	default:
1331 		printf("The given image format is not supported (corrupt?)\n");
1332 		return 1;
1333 	}
1334 
1335 	return 0;
1336 }
1337 #endif
1338 
1339 static void fit_loadable_process(uint8_t img_type,
1340 				 ulong img_data,
1341 				 ulong img_len)
1342 {
1343 	int i;
1344 	const unsigned int count =
1345 			ll_entry_count(struct fit_loadable_tbl, fit_loadable);
1346 	struct fit_loadable_tbl *fit_loadable_handler =
1347 			ll_entry_start(struct fit_loadable_tbl, fit_loadable);
1348 	/* For each loadable handler */
1349 	for (i = 0; i < count; i++, fit_loadable_handler++)
1350 		/* matching this type */
1351 		if (fit_loadable_handler->type == img_type)
1352 			/* call that handler with this image data */
1353 			fit_loadable_handler->handler(img_data, img_len);
1354 }
1355 
1356 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1357 		uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1358 {
1359 	/*
1360 	 * These variables are used to hold the current image location
1361 	 * in system memory.
1362 	 */
1363 	ulong tmp_img_addr;
1364 	/*
1365 	 * These two variables are requirements for fit_image_load, but
1366 	 * their values are not used
1367 	 */
1368 	ulong img_data, img_len;
1369 	void *buf;
1370 	int loadables_index;
1371 	int conf_noffset;
1372 	int fit_img_result;
1373 	const char *uname;
1374 	uint8_t img_type;
1375 
1376 	/* Check to see if the images struct has a FIT configuration */
1377 	if (!genimg_has_config(images)) {
1378 		debug("## FIT configuration was not specified\n");
1379 		return 0;
1380 	}
1381 
1382 	/*
1383 	 * Obtain the os FIT header from the images struct
1384 	 * copy from dataflash if needed
1385 	 */
1386 	tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1387 	tmp_img_addr = genimg_get_image(tmp_img_addr);
1388 	buf = map_sysmem(tmp_img_addr, 0);
1389 	/*
1390 	 * Check image type. For FIT images get FIT node
1391 	 * and attempt to locate a generic binary.
1392 	 */
1393 	switch (genimg_get_format(buf)) {
1394 	case IMAGE_FORMAT_FIT:
1395 		conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1396 
1397 		for (loadables_index = 0;
1398 		     uname = fdt_stringlist_get(buf, conf_noffset,
1399 					FIT_LOADABLE_PROP, loadables_index,
1400 					NULL), uname;
1401 		     loadables_index++)
1402 		{
1403 			fit_img_result = fit_image_load(images,
1404 				tmp_img_addr,
1405 				&uname,
1406 				&(images->fit_uname_cfg), arch,
1407 				IH_TYPE_LOADABLE,
1408 				BOOTSTAGE_ID_FIT_LOADABLE_START,
1409 				FIT_LOAD_OPTIONAL_NON_ZERO,
1410 				&img_data, &img_len);
1411 			if (fit_img_result < 0) {
1412 				/* Something went wrong! */
1413 				return fit_img_result;
1414 			}
1415 
1416 			fit_img_result = fit_image_get_node(buf, uname);
1417 			if (fit_img_result < 0) {
1418 				/* Something went wrong! */
1419 				return fit_img_result;
1420 			}
1421 			fit_img_result = fit_image_get_type(buf,
1422 							    fit_img_result,
1423 							    &img_type);
1424 			if (fit_img_result < 0) {
1425 				/* Something went wrong! */
1426 				return fit_img_result;
1427 			}
1428 
1429 			fit_loadable_process(img_type, img_data, img_len);
1430 		}
1431 		break;
1432 	default:
1433 		printf("The given image format is not supported (corrupt?)\n");
1434 		return 1;
1435 	}
1436 
1437 	return 0;
1438 }
1439 #endif
1440 
1441 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1442 /**
1443  * boot_get_cmdline - allocate and initialize kernel cmdline
1444  * @lmb: pointer to lmb handle, will be used for memory mgmt
1445  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1446  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1447  *
1448  * boot_get_cmdline() allocates space for kernel command line below
1449  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environemnt
1450  * variable is present its contents is copied to allocated kernel
1451  * command line.
1452  *
1453  * returns:
1454  *      0 - success
1455  *     -1 - failure
1456  */
1457 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1458 {
1459 	char *cmdline;
1460 	char *s;
1461 
1462 	cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1463 				env_get_bootm_mapsize() + env_get_bootm_low());
1464 
1465 	if (cmdline == NULL)
1466 		return -1;
1467 
1468 	s = env_get("bootargs");
1469 	if (!s)
1470 		s = "";
1471 
1472 	strcpy(cmdline, s);
1473 
1474 	*cmd_start = (ulong) & cmdline[0];
1475 	*cmd_end = *cmd_start + strlen(cmdline);
1476 
1477 	debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1478 
1479 	return 0;
1480 }
1481 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1482 
1483 #ifdef CONFIG_SYS_BOOT_GET_KBD
1484 /**
1485  * boot_get_kbd - allocate and initialize kernel copy of board info
1486  * @lmb: pointer to lmb handle, will be used for memory mgmt
1487  * @kbd: double pointer to board info data
1488  *
1489  * boot_get_kbd() allocates space for kernel copy of board info data below
1490  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
1491  * with the current u-boot board info data.
1492  *
1493  * returns:
1494  *      0 - success
1495  *     -1 - failure
1496  */
1497 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1498 {
1499 	*kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1500 				env_get_bootm_mapsize() + env_get_bootm_low());
1501 	if (*kbd == NULL)
1502 		return -1;
1503 
1504 	**kbd = *(gd->bd);
1505 
1506 	debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1507 
1508 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1509 	do_bdinfo(NULL, 0, 0, NULL);
1510 #endif
1511 
1512 	return 0;
1513 }
1514 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1515 
1516 #ifdef CONFIG_LMB
1517 int image_setup_linux(bootm_headers_t *images)
1518 {
1519 	ulong of_size = images->ft_len;
1520 	char **of_flat_tree = &images->ft_addr;
1521 	struct lmb *lmb = &images->lmb;
1522 	int ret;
1523 
1524 	if (IMAGE_ENABLE_OF_LIBFDT)
1525 		boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1526 
1527 	if (IMAGE_BOOT_GET_CMDLINE) {
1528 		ret = boot_get_cmdline(lmb, &images->cmdline_start,
1529 				&images->cmdline_end);
1530 		if (ret) {
1531 			puts("ERROR with allocation of cmdline\n");
1532 			return ret;
1533 		}
1534 	}
1535 
1536 	if (IMAGE_ENABLE_OF_LIBFDT) {
1537 		ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1538 		if (ret)
1539 			return ret;
1540 	}
1541 
1542 	if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1543 		ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1544 		if (ret)
1545 			return ret;
1546 	}
1547 
1548 	return 0;
1549 }
1550 #endif /* CONFIG_LMB */
1551 #endif /* !USE_HOSTCC */
1552