[PATCH 29/31] tools: mtk_image: split the code of generating NAND header into a new file
Weijie Gao
weijie.gao at mediatek.com
Mon Aug 8 05:26:01 CEST 2022
On Fri, 2022-08-05 at 20:26 +0200, Daniel Golle wrote:
> Hi Weijie,
>
> please see one comment in-line below:
>
> On Thu, Aug 04, 2022 at 11:36:50AM +0800, Weijie Gao wrote:
> > The predefined NAND headers take too much spaces in the
> > mtk_image.c.
> > Moving them into a new file can significantly improve the
> > readability of
> > both mtk_image.c and the new mtk_nand_headers.c.
> >
> > This is a preparation for adding more NAND headers.
> >
> > Signed-off-by: Weijie Gao <weijie.gao at mediatek.com>
> > ---
> > tools/Makefile | 1 +
> > tools/mtk_image.c | 304 ++++++-----------------------------
> > ----
> > tools/mtk_image.h | 25 ----
> > tools/mtk_nand_headers.c | 286
> > ++++++++++++++++++++++++++++++++++++
> > tools/mtk_nand_headers.h | 52 +++++++
> > 5 files changed, 379 insertions(+), 289 deletions(-)
> > create mode 100644 tools/mtk_nand_headers.c
> > create mode 100644 tools/mtk_nand_headers.h
> >
> > diff --git a/tools/Makefile b/tools/Makefile
> > index 9f2339666a..4f27ed1ab1 100644
> > --- a/tools/Makefile
> > +++ b/tools/Makefile
> > @@ -147,6 +147,7 @@ dumpimage-mkimage-objs := aisimage.o \
> > gpimage.o \
> > gpimage-common.o \
> > mtk_image.o \
> > + mtk_nand_headers.o \
> > $(ECDSA_OBJS-y) \
> > $(RSA_OBJS-y) \
> > $(AES_OBJS-y)
> > diff --git a/tools/mtk_image.c b/tools/mtk_image.c
> > index dcd6525f32..3701d1564a 100644
> > --- a/tools/mtk_image.c
> > +++ b/tools/mtk_image.c
> > @@ -12,216 +12,7 @@
> > #include <u-boot/sha256.h>
> > #include "imagetool.h"
> > #include "mtk_image.h"
> > -
> > -/* NAND header for SPI-NAND with 2KB page + 64B spare */
> > -static const union nand_boot_header snand_hdr_2k_64_data = {
> > - .data = {
> > - 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > - 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > - 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > - 0x00, 0x00, 0x00, 0x08, 0x03, 0x00, 0x40, 0x00,
> > - 0x40, 0x00, 0x00, 0x08, 0x10, 0x00, 0x16, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x7B, 0xC4, 0x17, 0x9D,
> > - 0xCA, 0x42, 0x90, 0xD0, 0x98, 0xD0, 0xE0, 0xF7,
> > - 0xDB, 0xCD, 0x16, 0xF6, 0x03, 0x73, 0xD2, 0xB8,
> > - 0x93, 0xB2, 0x56, 0x5A, 0x84, 0x6E, 0x00, 0x00
> > - }
> > -};
> > -
> > -/* NAND header for SPI-NAND with 2KB page + 120B/128B spare */
> > -static const union nand_boot_header snand_hdr_2k_128_data = {
> > - .data = {
> > - 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > - 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > - 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > - 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x70, 0x00,
> > - 0x40, 0x00, 0x00, 0x08, 0x10, 0x00, 0x16, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x90, 0x28, 0xED, 0x13,
> > - 0x7F, 0x12, 0x22, 0xCD, 0x3D, 0x06, 0xF1, 0xB3,
> > - 0x6F, 0x2E, 0xD9, 0xA0, 0x9D, 0x7A, 0xBD, 0xD7,
> > - 0xB3, 0x28, 0x3C, 0x13, 0xDB, 0x4E, 0x00, 0x00
> > - }
> > -};
> > -
> > -/* NAND header for SPI-NAND with 4KB page + 256B spare */
> > -static const union nand_boot_header snand_hdr_4k_256_data = {
> > - .data = {
> > - 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > - 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > - 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > - 0x00, 0x00, 0x00, 0x10, 0x05, 0x00, 0xE0, 0x00,
> > - 0x40, 0x00, 0x00, 0x08, 0x10, 0x00, 0x16, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x47, 0xED, 0x0E, 0xC3,
> > - 0x83, 0xBF, 0x41, 0xD2, 0x85, 0x21, 0x97, 0x57,
> > - 0xC4, 0x2E, 0x6B, 0x7A, 0x40, 0xE0, 0xCF, 0x8F,
> > - 0x37, 0xBD, 0x17, 0xB6, 0xC7, 0xFE, 0x00, 0x00
> > - }
> > -};
> > -
> > -/* NAND header for Parallel NAND 1Gb with 2KB page + 64B spare */
> > -static const union nand_boot_header nand_hdr_1gb_2k_64_data = {
> > - .data = {
> > - 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > - 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > - 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > - 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x40, 0x00,
> > - 0x40, 0x00, 0x00, 0x04, 0x0B, 0x00, 0x11, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x12, 0x28, 0x1C, 0x12,
> > - 0x8F, 0xFD, 0xF8, 0x32, 0x6F, 0x6D, 0xCF, 0x6C,
> > - 0xDA, 0x21, 0x70, 0x8C, 0xDA, 0x0A, 0x22, 0x82,
> > - 0xAA, 0x59, 0xFA, 0x7C, 0x42, 0x2D, 0x00, 0x00
> > - }
> > -};
> > -
> > -/* NAND header for Parallel NAND 2Gb with 2KB page + 64B spare */
> > -static const union nand_boot_header nand_hdr_2gb_2k_64_data = {
> > - .data = {
> > - 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > - 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > - 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > - 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x40, 0x00,
> > - 0x40, 0x00, 0x00, 0x08, 0x0B, 0x00, 0x11, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x20, 0x9C, 0x3D, 0x2D,
> > - 0x7B, 0x68, 0x63, 0x52, 0x2E, 0x04, 0x63, 0xF1,
> > - 0x35, 0x4E, 0x44, 0x3E, 0xF8, 0xAC, 0x9B, 0x95,
> > - 0xAB, 0xFE, 0xE4, 0xE1, 0xD5, 0xF9, 0x00, 0x00
> > - }
> > -};
> > -
> > -/* NAND header for Parallel NAND 4Gb with 2KB page + 64B spare */
> > -static const union nand_boot_header nand_hdr_4gb_2k_64_data = {
> > - .data = {
> > - 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > - 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > - 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > - 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x40, 0x00,
> > - 0x40, 0x00, 0x00, 0x10, 0x0B, 0x00, 0x11, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0xE3, 0x0F, 0x86, 0x32,
> > - 0x68, 0x05, 0xD9, 0xC8, 0x13, 0xDF, 0xC5, 0x0B,
> > - 0x35, 0x3A, 0x68, 0xA5, 0x3C, 0x0C, 0x73, 0x87,
> > - 0x63, 0xB0, 0xBE, 0xCC, 0x84, 0x47, 0x00, 0x00
> > - }
> > -};
> > -
> > -/* NAND header for Parallel NAND 2Gb with 2KB page + 128B spare */
> > -static const union nand_boot_header nand_hdr_2gb_2k_128_data = {
> > - .data = {
> > - 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > - 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > - 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > - 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x70, 0x00,
> > - 0x40, 0x00, 0x00, 0x08, 0x0B, 0x00, 0x11, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x01, 0xA5, 0xE9, 0x5A,
> > - 0xDF, 0x58, 0x62, 0x41, 0xD6, 0x26, 0x77, 0xBC,
> > - 0x76, 0x1F, 0x27, 0x4E, 0x4F, 0x6C, 0xC3, 0xF0,
> > - 0x36, 0xDE, 0xD9, 0xB3, 0xFF, 0x93, 0x00, 0x00
> > - }
> > -};
> > -
> > -/* NAND header for Parallel NAND 4Gb with 2KB page + 128B spare */
> > -static const union nand_boot_header nand_hdr_4gb_2k_128_data = {
> > - .data = {
> > - 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > - 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > - 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > - 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x70, 0x00,
> > - 0x40, 0x00, 0x00, 0x10, 0x0B, 0x00, 0x11, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > - 0x00, 0x00, 0x00, 0x00, 0xC2, 0x36, 0x52, 0x45,
> > - 0xCC, 0x35, 0xD8, 0xDB, 0xEB, 0xFD, 0xD1, 0x46,
> > - 0x76, 0x6B, 0x0B, 0xD5, 0x8B, 0xCC, 0x2B, 0xE2,
> > - 0xFE, 0x90, 0x83, 0x9E, 0xAE, 0x2D, 0x00, 0x00
> > - }
> > -};
> > -
> > -static const struct nand_header_type {
> > - const char *name;
> > - const union nand_boot_header *data;
> > -} nand_headers[] = {
> > - {
> > - .name = "2k+64",
> > - .data = &snand_hdr_2k_64_data
> > - }, {
> > - .name = "2k+120",
> > - .data = &snand_hdr_2k_128_data
> > - }, {
> > - .name = "2k+128",
> > - .data = &snand_hdr_2k_128_data
> > - }, {
> > - .name = "4k+256",
> > - .data = &snand_hdr_4k_256_data
> > - }, {
> > - .name = "1g:2k+64",
> > - .data = &nand_hdr_1gb_2k_64_data
> > - }, {
> > - .name = "2g:2k+64",
> > - .data = &nand_hdr_2gb_2k_64_data
> > - }, {
> > - .name = "4g:2k+64",
> > - .data = &nand_hdr_4gb_2k_64_data
> > - }, {
> > - .name = "2g:2k+128",
> > - .data = &nand_hdr_2gb_2k_128_data
> > - }, {
> > - .name = "4g:2k+128",
> > - .data = &nand_hdr_4gb_2k_128_data
> > - }
> > -};
> > +#include "mtk_nand_headers.h"
> >
> > static const struct brom_img_type {
> > const char *name;
> > @@ -264,6 +55,7 @@ static uint32_t crc32tbl[256];
> >
> > /* NAND header selected by user */
> > static const union nand_boot_header *hdr_nand;
> > +static uint32_t hdr_nand_size;
> >
> > /* GFH header + 2 * 4KB pages of NAND */
> > static char hdr_tmp[sizeof(struct gfh_header) + 0x2000];
> > @@ -402,12 +194,7 @@ static int mtk_brom_parse_imagename(const char
> > *imagename)
> > }
> >
> > /* parse nand header type */
> > - for (i = 0; i < ARRAY_SIZE(nand_headers); i++) {
> > - if (!strcmp(nand_headers[i].name, nandinfo)) {
> > - hdr_nand = nand_headers[i].data;
> > - break;
> > - }
> > - }
> > + hdr_nand = mtk_nand_header_find(nandinfo);
> >
> > /* parse device header offset */
> > if (hdr_offs && hdr_offs[0])
> > @@ -432,6 +219,8 @@ static int mtk_brom_parse_imagename(const char
> > *imagename)
> > return -EINVAL;
> > }
> >
> > + hdr_nand_size = mtk_nand_header_size(hdr_nand);
>
> This call has to be guarded and only happen in case of NAND or SNAND,
> otherwise we get segfault because of NULL pointer here in case of
> non-NAND boot media.
I'll fix this.
>
> > +
> > return 0;
> > }
> >
> > @@ -468,7 +257,7 @@ static int mtk_image_vrec_header(struct
> > image_tool_params *params,
> > }
> >
> > if (hdr_media == BRLYT_TYPE_NAND || hdr_media ==
> > BRLYT_TYPE_SNAND)
> > - tparams->header_size = 2 * le16_to_cpu(hdr_nand-
> > >pagesize);
> > + tparams->header_size = hdr_nand_size;
> > else
> > tparams->header_size = sizeof(struct
> > gen_device_header);
> >
> > @@ -566,16 +355,17 @@ static int mtk_image_verify_gen_header(const
> > uint8_t
> > *ptr, int print)
> >
> > static int mtk_image_verify_nand_header(const uint8_t *ptr, int
> > print)
> > {
> > - union nand_boot_header *nh = (union nand_boot_header
> > *)ptr;
> > struct brom_layout_header *bh;
> > + struct nand_header_info info;
> > struct gfh_header *gfh;
> > const char *bootmedia;
> > + int ret;
> >
> > - if (strncmp(nh->version, NAND_BOOT_VERSION, sizeof(nh-
> > >version)) ||
> > - strcmp(nh->id, NAND_BOOT_ID))
> > - return -1;
> > + ret = mtk_nand_header_info(ptr, &info);
> > + if (ret < 0)
> > + return ret;
> >
> > - bh = (struct brom_layout_header *)(ptr + le16_to_cpu(nh-
> > >pagesize));
> > + bh = (struct brom_layout_header *)(ptr + info.page_size);
> >
> > if (strcmp(bh->name, BRLYT_NAME))
> > return -1;
> > @@ -586,34 +376,23 @@ static int mtk_image_verify_nand_header(const
> > uint8_t
> > *ptr, int print)
> > if (le32_to_cpu(bh->type) == BRLYT_TYPE_NAND)
> > bootmedia = "Parallel NAND";
> > else if (le32_to_cpu(bh->type) ==
> > BRLYT_TYPE_SNAND)
> > - bootmedia = "Serial NAND";
> > + bootmedia = "Serial NAND (SNFI/AP)";
> > else
> > return -1;
> > }
> >
> > if (print) {
> > - printf("Boot Media: %s\n", bootmedia);
> > -
> > - if (le32_to_cpu(bh->type) == BRLYT_TYPE_NAND) {
> > - uint64_t capacity =
> > - (uint64_t)le16_to_cpu(nh-
> > >numblocks) *
> > - (uint64_t)le16_to_cpu(nh-
> > >pages_of_block) *
> > - (uint64_t)le16_to_cpu(nh-
> > >pagesize) * 8;
> > - printf("Capacity: %dGb\n",
> > - (uint32_t)(capacity >> 30));
> > - }
> > + printf("Boot Media: %s\n", bootmedia);
> >
> > - if (le16_to_cpu(nh->pagesize) >= 1024)
> > - printf("Page Size: %dKB\n",
> > - le16_to_cpu(nh->pagesize) >> 10);
> > + if (info.page_size >= 1024)
> > + printf("Page Size: %dKB\n",
> > info.page_size >> 10);
> > else
> > - printf("Page Size: %dB\n",
> > - le16_to_cpu(nh->pagesize));
> > + printf("Page Size: %dB\n",
> > info.page_size);
> >
> > - printf("Spare Size: %dB\n", le16_to_cpu(nh-
> > >oobsize));
> > + printf("Spare Size: %dB\n", info.spare_size);
> > }
> >
> > - gfh = (struct gfh_header *)(ptr + 2 * le16_to_cpu(nh-
> > >pagesize));
> > + gfh = (struct gfh_header *)(ptr + info.gfh_offset);
> >
> > return mtk_image_verify_gfh(gfh, GFH_FLASH_TYPE_NAND,
> > print);
> > }
> > @@ -713,7 +492,7 @@ static int mtk_image_verify_header(unsigned
> > char *ptr,
> > int image_size,
> > if (image_get_magic(hdr) == IH_MAGIC)
> > return mtk_image_verify_mt7621_header(ptr, 0);
> >
> > - if (!strcmp((char *)ptr, NAND_BOOT_NAME))
> > + if (is_mtk_nand_header(ptr))
> > return mtk_image_verify_nand_header(ptr, 0);
> > else
> > return mtk_image_verify_gen_header(ptr, 0);
> > @@ -739,7 +518,7 @@ static void mtk_image_print_header(const void
> > *ptr)
> > return;
> > }
> >
> > - if (!strcmp((char *)ptr, NAND_BOOT_NAME))
> > + if (is_mtk_nand_header(ptr))
> > mtk_image_verify_nand_header(ptr, 1);
> > else
> > mtk_image_verify_gen_header(ptr, 1);
> > @@ -870,36 +649,33 @@ static void mtk_image_set_gen_header(void
> > *ptr, off_t
> > filesize,
> > static void mtk_image_set_nand_header(void *ptr, off_t filesize,
> > uint32_t loadaddr)
> > {
> > - union nand_boot_header *nh = (union nand_boot_header
> > *)ptr;
> > struct brom_layout_header *brlyt;
> > struct gfh_header *gfh;
> > - uint32_t payload_pages;
> > - int i;
> > + uint32_t payload_pages, nand_page_size;
> >
> > - /* NAND device header, repeat 4 times */
> > - for (i = 0; i < 4; i++)
> > - memcpy(nh + i, hdr_nand, sizeof(union
> > nand_boot_header));
> > + /* NAND header */
> > + nand_page_size = mtk_nand_header_put(hdr_nand, ptr);
> >
> > - /* BRLYT header */
> > - payload_pages = (filesize + le16_to_cpu(hdr_nand-
> > >pagesize) - 1) /
> > - le16_to_cpu(hdr_nand->pagesize);
> > - brlyt = (struct brom_layout_header *)
> > - (ptr + le16_to_cpu(hdr_nand->pagesize));
> > - put_brom_layout_header(brlyt, hdr_media);
> > - brlyt->header_size = cpu_to_le32(2);
> > - brlyt->total_size = cpu_to_le32(payload_pages);
> > - brlyt->header_size_2 = brlyt->header_size;
> > - brlyt->total_size_2 = brlyt->total_size;
> > - brlyt->unused = cpu_to_le32(1);
> > + if (nand_page_size) {
> > + /* BRLYT header */
> > + payload_pages = (filesize + nand_page_size - 1) /
> > + nand_page_size;
> > + brlyt = (struct brom_layout_header *)(ptr +
> > nand_page_size);
> > + put_brom_layout_header(brlyt, hdr_media);
> > + brlyt->header_size = cpu_to_le32(2);
> > + brlyt->total_size = cpu_to_le32(payload_pages);
> > + brlyt->header_size_2 = brlyt->header_size;
> > + brlyt->total_size_2 = brlyt->total_size;
> > + brlyt->unused = cpu_to_le32(1);
> > + }
> >
> > /* GFH header */
> > - gfh = (struct gfh_header *)(ptr + 2 *
> > le16_to_cpu(hdr_nand->pagesize));
> > - put_ghf_header(gfh, filesize, 2 * le16_to_cpu(hdr_nand-
> > >pagesize),
> > - loadaddr, GFH_FLASH_TYPE_NAND);
> > + gfh = (struct gfh_header *)(ptr + hdr_nand_size);
> > + put_ghf_header(gfh, filesize, hdr_nand_size, loadaddr,
> > + GFH_FLASH_TYPE_NAND);
> >
> > /* Generate SHA256 hash */
> > - put_hash((uint8_t *)gfh,
> > - filesize - 2 * le16_to_cpu(hdr_nand->pagesize) -
> > SHA256_SUM_LEN);
> > + put_hash((uint8_t *)gfh, filesize - hdr_nand_size -
> > SHA256_SUM_LEN);
> > }
> >
> > static void mtk_image_set_mt7621_header(void *ptr, off_t filesize,
> > diff --git a/tools/mtk_image.h b/tools/mtk_image.h
> > index d868545a33..fad9372100 100644
> > --- a/tools/mtk_image.h
> > +++ b/tools/mtk_image.h
> > @@ -26,31 +26,6 @@ union gen_boot_header {
> > #define SF_BOOT_NAME "SF_BOOT"
> > #define SDMMC_BOOT_NAME "SDMMC_BOOT"
> >
> > -/* Header for NAND */
> > -union nand_boot_header {
> > - struct {
> > - char name[12];
> > - char version[4];
> > - char id[8];
> > - uint16_t ioif;
> > - uint16_t pagesize;
> > - uint16_t addrcycles;
> > - uint16_t oobsize;
> > - uint16_t pages_of_block;
> > - uint16_t numblocks;
> > - uint16_t writesize_shift;
> > - uint16_t erasesize_shift;
> > - uint8_t dummy[60];
> > - uint8_t ecc_parity[28];
> > - };
> > -
> > - uint8_t data[0x80];
> > -};
> > -
> > -#define NAND_BOOT_NAME "BOOTLOADER!"
> > -#define NAND_BOOT_VERSION "V006"
> > -#define NAND_BOOT_ID "NFIINFO"
> > -
> > /* BootROM layout header */
> > struct brom_layout_header {
> > char name[8];
> > diff --git a/tools/mtk_nand_headers.c b/tools/mtk_nand_headers.c
> > new file mode 100644
> > index 0000000000..12f827c39f
> > --- /dev/null
> > +++ b/tools/mtk_nand_headers.c
> > @@ -0,0 +1,286 @@
> > +// SPDX-License-Identifier: GPL-2.0+
> > +/*
> > + * MediaTek BootROM NAND header definitions
> > + *
> > + * Copyright (C) 2022 MediaTek Inc.
> > + * Author: Weijie Gao <weijie.gao at mediatek.com>
> > + */
> > +
> > +#include <stdint.h>
> > +#include <string.h>
> > +#include "imagetool.h"
> > +#include "mtk_image.h"
> > +#include "mtk_nand_headers.h"
> > +
> > +/* NAND header for SPI-NAND with 2KB page + 64B spare */
> > +static const union nand_boot_header snand_hdr_2k_64_data = {
> > + .data = {
> > + 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > + 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > + 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > + 0x00, 0x00, 0x00, 0x08, 0x03, 0x00, 0x40, 0x00,
> > + 0x40, 0x00, 0x00, 0x08, 0x10, 0x00, 0x16, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x7B, 0xC4, 0x17, 0x9D,
> > + 0xCA, 0x42, 0x90, 0xD0, 0x98, 0xD0, 0xE0, 0xF7,
> > + 0xDB, 0xCD, 0x16, 0xF6, 0x03, 0x73, 0xD2, 0xB8,
> > + 0x93, 0xB2, 0x56, 0x5A, 0x84, 0x6E, 0x00, 0x00
> > + }
> > +};
> > +
> > +/* NAND header for SPI-NAND with 2KB page + 120B/128B spare */
> > +static const union nand_boot_header snand_hdr_2k_128_data = {
> > + .data = {
> > + 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > + 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > + 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > + 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x70, 0x00,
> > + 0x40, 0x00, 0x00, 0x08, 0x10, 0x00, 0x16, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x90, 0x28, 0xED, 0x13,
> > + 0x7F, 0x12, 0x22, 0xCD, 0x3D, 0x06, 0xF1, 0xB3,
> > + 0x6F, 0x2E, 0xD9, 0xA0, 0x9D, 0x7A, 0xBD, 0xD7,
> > + 0xB3, 0x28, 0x3C, 0x13, 0xDB, 0x4E, 0x00, 0x00
> > + }
> > +};
> > +
> > +/* NAND header for SPI-NAND with 4KB page + 256B spare */
> > +static const union nand_boot_header snand_hdr_4k_256_data = {
> > + .data = {
> > + 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > + 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > + 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > + 0x00, 0x00, 0x00, 0x10, 0x05, 0x00, 0xE0, 0x00,
> > + 0x40, 0x00, 0x00, 0x08, 0x10, 0x00, 0x16, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x47, 0xED, 0x0E, 0xC3,
> > + 0x83, 0xBF, 0x41, 0xD2, 0x85, 0x21, 0x97, 0x57,
> > + 0xC4, 0x2E, 0x6B, 0x7A, 0x40, 0xE0, 0xCF, 0x8F,
> > + 0x37, 0xBD, 0x17, 0xB6, 0xC7, 0xFE, 0x00, 0x00
> > + }
> > +};
> > +
> > +/* NAND header for Parallel NAND 1Gb with 2KB page + 64B spare */
> > +static const union nand_boot_header nand_hdr_1gb_2k_64_data = {
> > + .data = {
> > + 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > + 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > + 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > + 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x40, 0x00,
> > + 0x40, 0x00, 0x00, 0x04, 0x0B, 0x00, 0x11, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x12, 0x28, 0x1C, 0x12,
> > + 0x8F, 0xFD, 0xF8, 0x32, 0x6F, 0x6D, 0xCF, 0x6C,
> > + 0xDA, 0x21, 0x70, 0x8C, 0xDA, 0x0A, 0x22, 0x82,
> > + 0xAA, 0x59, 0xFA, 0x7C, 0x42, 0x2D, 0x00, 0x00
> > + }
> > +};
> > +
> > +/* NAND header for Parallel NAND 2Gb with 2KB page + 64B spare */
> > +static const union nand_boot_header nand_hdr_2gb_2k_64_data = {
> > + .data = {
> > + 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > + 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > + 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > + 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x40, 0x00,
> > + 0x40, 0x00, 0x00, 0x08, 0x0B, 0x00, 0x11, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x20, 0x9C, 0x3D, 0x2D,
> > + 0x7B, 0x68, 0x63, 0x52, 0x2E, 0x04, 0x63, 0xF1,
> > + 0x35, 0x4E, 0x44, 0x3E, 0xF8, 0xAC, 0x9B, 0x95,
> > + 0xAB, 0xFE, 0xE4, 0xE1, 0xD5, 0xF9, 0x00, 0x00
> > + }
> > +};
> > +
> > +/* NAND header for Parallel NAND 4Gb with 2KB page + 64B spare */
> > +static const union nand_boot_header nand_hdr_4gb_2k_64_data = {
> > + .data = {
> > + 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > + 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > + 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > + 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x40, 0x00,
> > + 0x40, 0x00, 0x00, 0x10, 0x0B, 0x00, 0x11, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0xE3, 0x0F, 0x86, 0x32,
> > + 0x68, 0x05, 0xD9, 0xC8, 0x13, 0xDF, 0xC5, 0x0B,
> > + 0x35, 0x3A, 0x68, 0xA5, 0x3C, 0x0C, 0x73, 0x87,
> > + 0x63, 0xB0, 0xBE, 0xCC, 0x84, 0x47, 0x00, 0x00
> > + }
> > +};
> > +
> > +/* NAND header for Parallel NAND 2Gb with 2KB page + 128B spare */
> > +static const union nand_boot_header nand_hdr_2gb_2k_128_data = {
> > + .data = {
> > + 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > + 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > + 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > + 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x70, 0x00,
> > + 0x40, 0x00, 0x00, 0x08, 0x0B, 0x00, 0x11, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x01, 0xA5, 0xE9, 0x5A,
> > + 0xDF, 0x58, 0x62, 0x41, 0xD6, 0x26, 0x77, 0xBC,
> > + 0x76, 0x1F, 0x27, 0x4E, 0x4F, 0x6C, 0xC3, 0xF0,
> > + 0x36, 0xDE, 0xD9, 0xB3, 0xFF, 0x93, 0x00, 0x00
> > + }
> > +};
> > +
> > +/* NAND header for Parallel NAND 4Gb with 2KB page + 128B spare */
> > +static const union nand_boot_header nand_hdr_4gb_2k_128_data = {
> > + .data = {
> > + 0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
> > + 0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
> > + 0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
> > + 0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x70, 0x00,
> > + 0x40, 0x00, 0x00, 0x10, 0x0B, 0x00, 0x11, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > + 0x00, 0x00, 0x00, 0x00, 0xC2, 0x36, 0x52, 0x45,
> > + 0xCC, 0x35, 0xD8, 0xDB, 0xEB, 0xFD, 0xD1, 0x46,
> > + 0x76, 0x6B, 0x0B, 0xD5, 0x8B, 0xCC, 0x2B, 0xE2,
> > + 0xFE, 0x90, 0x83, 0x9E, 0xAE, 0x2D, 0x00, 0x00
> > + }
> > +};
> > +
> > +static const struct nand_header_type {
> > + const char *name;
> > + const union nand_boot_header *data;
> > +} nand_headers[] = {
> > + {
> > + .name = "2k+64",
> > + .data = &snand_hdr_2k_64_data
> > + }, {
> > + .name = "2k+120",
> > + .data = &snand_hdr_2k_128_data
> > + }, {
> > + .name = "2k+128",
> > + .data = &snand_hdr_2k_128_data
> > + }, {
> > + .name = "4k+256",
> > + .data = &snand_hdr_4k_256_data
> > + }, {
> > + .name = "1g:2k+64",
> > + .data = &nand_hdr_1gb_2k_64_data
> > + }, {
> > + .name = "2g:2k+64",
> > + .data = &nand_hdr_2gb_2k_64_data
> > + }, {
> > + .name = "4g:2k+64",
> > + .data = &nand_hdr_4gb_2k_64_data
> > + }, {
> > + .name = "2g:2k+128",
> > + .data = &nand_hdr_2gb_2k_128_data
> > + }, {
> > + .name = "4g:2k+128",
> > + .data = &nand_hdr_4gb_2k_128_data
> > + }
> > +};
> > +
> > +const union nand_boot_header *mtk_nand_header_find(const char
> > *name)
> > +{
> > + uint32_t i;
> > +
> > + for (i = 0; i < ARRAY_SIZE(nand_headers); i++) {
> > + if (!strcmp(nand_headers[i].name, name))
> > + return nand_headers[i].data;
> > + }
> > +
> > + return NULL;
> > +}
> > +
> > +uint32_t mtk_nand_header_size(const union nand_boot_header
> > *hdr_nand)
> > +{
> > + return 2 * le16_to_cpu(hdr_nand->pagesize);
> > +}
> > +
> > +static int mtk_nand_header_ap_info(const void *ptr,
> > + struct nand_header_info *info)
> > +{
> > + union nand_boot_header *nh = (union nand_boot_header
> > *)ptr;
> > +
> > + if (strncmp(nh->version, NAND_BOOT_VERSION, sizeof(nh-
> > >version)) ||
> > + strcmp(nh->id, NAND_BOOT_ID))
> > + return -1;
> > +
> > + info->page_size = le16_to_cpu(nh->pagesize);
> > + info->spare_size = le16_to_cpu(nh->oobsize);
> > + info->gfh_offset = 2 * info->page_size;
> > +
> > + return 0;
> > +}
> > +
> > +int mtk_nand_header_info(const void *ptr, struct nand_header_info
> > *info)
> > +{
> > + if (!strcmp((char *)ptr, NAND_BOOT_NAME))
> > + return mtk_nand_header_ap_info(ptr, info);
> > +
> > + return -1;
> > +}
> > +
> > +bool is_mtk_nand_header(const void *ptr)
> > +{
> > + struct nand_header_info info;
> > +
> > + if (mtk_nand_header_info(ptr, &info) >= 0)
> > + return true;
> > +
> > + return false;
> > +}
> > +
> > +uint32_t mtk_nand_header_put(const union nand_boot_header
> > *hdr_nand, void
> > *ptr)
> > +{
> > + union nand_boot_header *nh = (union nand_boot_header
> > *)ptr;
> > + int i;
> > +
> > + /* NAND device header, repeat 4 times */
> > + for (i = 0; i < 4; i++)
> > + memcpy(nh + i, hdr_nand, sizeof(union
> > nand_boot_header));
> > +
> > + return le16_to_cpu(hdr_nand->pagesize);
> > +}
> > diff --git a/tools/mtk_nand_headers.h b/tools/mtk_nand_headers.h
> > new file mode 100644
> > index 0000000000..691db85005
> > --- /dev/null
> > +++ b/tools/mtk_nand_headers.h
> > @@ -0,0 +1,52 @@
> > +/* SPDX-License-Identifier: GPL-2.0+ */
> > +/*
> > + * MediaTek BootROM NAND header definitions
> > + *
> > + * Copyright (C) 2022 MediaTek Inc.
> > + * Author: Weijie Gao <weijie.gao at mediatek.com>
> > + */
> > +
> > +#ifndef _MTK_NAND_HEADERS_H
> > +#define _MTK_NAND_HEADERS_H
> > +
> > +#include <stdint.h>
> > +#include <stdbool.h>
> > +
> > +struct nand_header_info {
> > + uint32_t page_size;
> > + uint32_t spare_size;
> > + uint32_t gfh_offset;
> > +};
> > +
> > +/* AP BROM Header for NAND */
> > +union nand_boot_header {
> > + struct {
> > + char name[12];
> > + char version[4];
> > + char id[8];
> > + uint16_t ioif;
> > + uint16_t pagesize;
> > + uint16_t addrcycles;
> > + uint16_t oobsize;
> > + uint16_t pages_of_block;
> > + uint16_t numblocks;
> > + uint16_t writesize_shift;
> > + uint16_t erasesize_shift;
> > + uint8_t dummy[60];
> > + uint8_t ecc_parity[28];
> > + };
> > +
> > + uint8_t data[0x80];
> > +};
> > +
> > +#define NAND_BOOT_NAME "BOOTLOADER!"
> > +#define NAND_BOOT_VERSION "V006"
> > +#define NAND_BOOT_ID "NFIINFO"
> > +
> > +const union nand_boot_header *mtk_nand_header_find(const char
> > *name);
> > +uint32_t mtk_nand_header_size(const union nand_boot_header
> > *hdr_nand);
> > +int mtk_nand_header_info(const void *ptr, struct nand_header_info
> > *info);
> > +bool is_mtk_nand_header(const void *ptr);
> > +uint32_t mtk_nand_header_put(const union nand_boot_header
> > *hdr_nand, void
> > *ptr);
> > +
> > +#endif /* _MTK_NAND_HEADERS_H */
> > --
> > 2.17.1
> >
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