Browse Source

lpc32xx: add lpc32xx-spl.bin boot image target

Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
tags/2020-06-01
Albert ARIBAUD \(3ADEV\) 6 years ago
committed by Albert ARIBAUD
parent
commit
39f520bb62
4 changed files with 181 additions and 0 deletions
  1. +1
    -0
      common/image.c
  2. +1
    -0
      include/image.h
  3. +1
    -0
      tools/Makefile
  4. +178
    -0
      tools/lpc32xximage.c

+ 1
- 0
common/image.c View File

@@ -149,6 +149,7 @@ static const table_entry_t uimage_type[] = {
{ IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",},
{ IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
{ IH_TYPE_X86_SETUP, "x86_setup", "x86 setup.bin", },
{ IH_TYPE_LPC32XXIMAGE, "lpc32xximage", "LPC32XX Boot Image", },
{ -1, "", "", },
};



+ 1
- 0
include/image.h View File

@@ -242,6 +242,7 @@ struct lmb;
#define IH_TYPE_ATMELIMAGE 18 /* ATMEL ROM bootable Image */
#define IH_TYPE_SOCFPGAIMAGE 19 /* Altera SOCFPGA Preloader */
#define IH_TYPE_X86_SETUP 20 /* x86 setup.bin Image */
#define IH_TYPE_LPC32XXIMAGE 21 /* x86 setup.bin Image */

/*
* Compression Types


+ 1
- 0
tools/Makefile View File

@@ -83,6 +83,7 @@ dumpimage-mkimage-objs := aisimage.o \
imximage.o \
kwbimage.o \
lib/md5.o \
lpc32xximage.o \
mxsimage.o \
omapimage.o \
os_support.o \


+ 178
- 0
tools/lpc32xximage.c View File

@@ -0,0 +1,178 @@
/*
* Image manipulator for LPC32XX SoCs
*
* (C) Copyright 2015 DENX Software Engineering GmbH
* Written-by: Albert ARIBAUD <albert.aribaud@3adev.fr>
*
* Derived from omapimage.c:
*
* (C) Copyright 2010
* Linaro LTD, www.linaro.org
* Author: John Rigby <john.rigby@linaro.org>
* Based on TI's signGP.c
*
* (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 <compiler.h>
#include <image.h>

/*
* NAND page 0 boot header
*/

struct nand_page_0_boot_header {
uint32_t data[129];
uint32_t pad[383];
};

/*
* Default ICC (interface configuration data [sic]) if none specified
* in board config
*/

#ifndef LPC32XX_BOOT_ICR
#define LPC32XX_BOOT_ICR 0x00000096
#endif

/*
* Default boot NAND page size if none specified in board config
*/

#ifndef LPC32XX_BOOT_NAND_PAGESIZE
#define LPC32XX_BOOT_NAND_PAGESIZE 2048
#endif

/*
* Default boot NAND pages per sector if none specified in board config
*/

#ifndef LPC32XX_BOOT_NAND_PAGES_PER_SECTOR
#define LPC32XX_BOOT_NAND_PAGES_PER_SECTOR 64
#endif

/*
* Maximum size for boot code is 56K unless defined in board config
*/

#ifndef LPC32XX_BOOT_CODESIZE
#define LPC32XX_BOOT_CODESIZE (56*1024)
#endif

/* signature byte for a readable block */

#define LPC32XX_BOOT_BLOCK_OK 0xaa

static struct nand_page_0_boot_header lpc32xximage_header;

static int lpc32xximage_check_image_types(uint8_t type)
{
if (type == IH_TYPE_LPC32XXIMAGE)
return EXIT_SUCCESS;
return EXIT_FAILURE;
}

static int lpc32xximage_verify_header(unsigned char *ptr, int image_size,
struct image_tool_params *params)
{
struct nand_page_0_boot_header *hdr =
(struct nand_page_0_boot_header *)ptr;

/* turn image size from bytes to NAND pages, page 0 included */
int image_size_in_pages = ((image_size - 1)
/ LPC32XX_BOOT_NAND_PAGESIZE);

if (hdr->data[0] != (0xff & LPC32XX_BOOT_ICR))
return -1;
if (hdr->data[1] != (0xff & ~LPC32XX_BOOT_ICR))
return -1;
if (hdr->data[2] != (0xff & LPC32XX_BOOT_ICR))
return -1;
if (hdr->data[3] != (0xff & ~LPC32XX_BOOT_ICR))
return -1;
if (hdr->data[4] != (0xff & image_size_in_pages))
return -1;
if (hdr->data[5] != (0xff & ~image_size_in_pages))
return -1;
if (hdr->data[6] != (0xff & image_size_in_pages))
return -1;
if (hdr->data[7] != (0xff & ~image_size_in_pages))
return -1;
if (hdr->data[8] != (0xff & image_size_in_pages))
return -1;
if (hdr->data[9] != (0xff & ~image_size_in_pages))
return -1;
if (hdr->data[10] != (0xff & image_size_in_pages))
return -1;
if (hdr->data[11] != (0xff & ~image_size_in_pages))
return -1;
if (hdr->data[12] != LPC32XX_BOOT_BLOCK_OK)
return -1;
if (hdr->data[128] != LPC32XX_BOOT_BLOCK_OK)
return -1;
return 0;
}

static void print_hdr_byte(struct nand_page_0_boot_header *hdr, int ofs)
{
printf("header[%d] = %02x\n", ofs, hdr->data[ofs]);
}

static void lpc32xximage_print_header(const void *ptr)
{
struct nand_page_0_boot_header *hdr =
(struct nand_page_0_boot_header *)ptr;
int ofs;

for (ofs = 0; ofs <= 12; ofs++)
print_hdr_byte(hdr, ofs);
print_hdr_byte(hdr, 128);
}

static void lpc32xximage_set_header(void *ptr, struct stat *sbuf, int ifd,
struct image_tool_params *params)
{
struct nand_page_0_boot_header *hdr =
(struct nand_page_0_boot_header *)ptr;

/* turn image size from bytes to NAND pages, page 0 included */
int image_size_in_pages = ((sbuf->st_size
+ LPC32XX_BOOT_NAND_PAGESIZE - 1)
/ LPC32XX_BOOT_NAND_PAGESIZE);

/* fill header -- default byte value is 0x00, not 0xFF */
memset((void *)hdr, 0, sizeof(*hdr));
hdr->data[0] = (hdr->data[2] = 0xff & LPC32XX_BOOT_ICR);
hdr->data[1] = (hdr->data[3] = 0xff & ~LPC32XX_BOOT_ICR);
hdr->data[4] = (hdr->data[6] = (hdr->data[8]
= (hdr->data[10] = 0xff & image_size_in_pages)));
hdr->data[5] = (hdr->data[7] = (hdr->data[9]
= (hdr->data[11] = 0xff & ~image_size_in_pages)));
hdr->data[12] = (hdr->data[128] = LPC32XX_BOOT_BLOCK_OK);
}

/*
* lpc32xximage parameters
*/
U_BOOT_IMAGE_TYPE(
lpc32xximage,
"LPC32XX Boot Image",
sizeof(lpc32xximage_header),
(void *)&lpc32xximage_header,
NULL,
lpc32xximage_verify_header,
lpc32xximage_print_header,
lpc32xximage_set_header,
NULL,
lpc32xximage_check_image_types,
NULL,
NULL
);