We can support dts load from the second address of android image. This let us to boot board (aka freescale)
Signed-off-by: Michael Trimarchi <mich...@amarulasolutions.com> --- Changes: v2 -> v3: Move variable fdt_data and fdt_len in main body v1 -> v2: reduce code and cleanup --- common/image-android.c | 21 +++++++++++++++++++++ common/image-fdt.c | 13 +++++++++++-- include/image.h | 2 ++ 3 files changed, 34 insertions(+), 2 deletions(-) diff --git a/common/image-android.c b/common/image-android.c index ee03b96..9701acd 100644 --- a/common/image-android.c +++ b/common/image-android.c @@ -146,6 +146,27 @@ int android_image_get_ramdisk(const struct andr_img_hdr *hdr, return 0; } +int android_image_get_dts(const struct andr_img_hdr *hdr, + ulong *dts_data, ulong *dts_len) +{ + if (!hdr->second_size) { + *dts_data = *dts_len = 0; + return -1; + } + + printf("Dts load addr 0x%08x size %u KiB\n", + hdr->second_addr, DIV_ROUND_UP(hdr->second_size, 1024)); + + *dts_data = (unsigned long)hdr; + *dts_data += hdr->page_size; + *dts_data += ALIGN(hdr->kernel_size, hdr->page_size); + *dts_data += ALIGN(hdr->ramdisk_size, hdr->page_size); + + *dts_len = hdr->second_size; + return 0; +} + + #if !defined(CONFIG_SPL_BUILD) /** * android_print_contents - prints out the contents of the Android format image diff --git a/common/image-fdt.c b/common/image-fdt.c index 6cac7db..fb4cceb 100644 --- a/common/image-fdt.c +++ b/common/image-fdt.c @@ -237,6 +237,7 @@ int boot_get_fdt(int flag, int argc, char * const argv[], uint8_t arch, ulong default_addr; int fdt_noffset; #endif + ulong fdt_data, fdt_len; const char *select = NULL; int ok_no_fdt = 0; @@ -345,6 +346,12 @@ int boot_get_fdt(int flag, int argc, char * const argv[], uint8_t arch, fdt_addr = load; break; #endif +#if defined(CONFIG_ANDROID_BOOT_IMAGE) + case IMAGE_FORMAT_ANDROID: + android_image_get_dts(buf, &fdt_data, &fdt_len); + goto boot_fdt; + break; +#endif case IMAGE_FORMAT_FIT: /* * This case will catch both: new uImage format @@ -389,8 +396,6 @@ int boot_get_fdt(int flag, int argc, char * const argv[], uint8_t arch, } else if (images->legacy_hdr_valid && image_check_type(&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) { - ulong fdt_data, fdt_len; - /* * Now check if we have a legacy multi-component image, * get second entry data start address and len. @@ -400,6 +405,10 @@ int boot_get_fdt(int flag, int argc, char * const argv[], uint8_t arch, image_multi_getimg(images->legacy_hdr_os, 2, &fdt_data, &fdt_len); + +#if defined(CONFIG_ANDROID_BOOT_IMAGE) +boot_fdt: +#endif if (fdt_len) { fdt_blob = (char *)fdt_data; printf(" Booting using the fdt at 0x%p\n", fdt_blob); diff --git a/include/image.h b/include/image.h index 61b5d3b..f475481 100644 --- a/include/image.h +++ b/include/image.h @@ -1147,6 +1147,8 @@ struct andr_img_hdr; int android_image_check_header(const struct andr_img_hdr *hdr); int android_image_get_kernel(const struct andr_img_hdr *hdr, int verify, ulong *os_data, ulong *os_len); +int android_image_get_dts(const struct andr_img_hdr *hdr, + ulong *dts_data, ulong *dts_len); int android_image_get_ramdisk(const struct andr_img_hdr *hdr, ulong *rd_data, ulong *rd_len); ulong android_image_get_end(const struct andr_img_hdr *hdr); -- 2.8.4 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot