On 2023-07-25 05:51, Manoj Sai wrote:
> If GZIP Compression support is enabled, GZIP compressed U-Boot binary
> will be at a specified RAM location which is defined at
> CONFIG_SYS_LOAD_ADDR and will be assign it as the source address.
>
> gunzip function in spl_load_fit_image ,will decompress the GZIP
> compressed U-Boot binary which is placed at
> source address(CONFIG_SYS_LOAD_ADDR) to the default
> CONFIG_SYS_TEXT_BASE location.
>
> spl_load_fit_image function will load the decompressed U-Boot
> binary, which is placed at the CONFIG_SYS_TEXT_BASE location.
>
> Signed-off-by: Manoj Sai <abbaraju.manoj...@amarulasolutions.com>
> Signed-off-by: Suniel Mahesh <su...@amarulasolutions.com>
> ---
> common/spl/spl_fit.c | 7 +++++--
> include/spl.h | 10 ++++++++++
> 2 files changed, 15 insertions(+), 2 deletions(-)
>
> diff --git a/common/spl/spl_fit.c b/common/spl/spl_fit.c
> index 730639f756..d728ac71fc 100644
> --- a/common/spl/spl_fit.c
> +++ b/common/spl/spl_fit.c
> @@ -239,7 +239,7 @@ static int spl_load_fit_image(struct spl_load_info *info,
> ulong sector,
> bool external_data = false;
>
> if (IS_ENABLED(CONFIG_SPL_FPGA) ||
> - (IS_ENABLED(CONFIG_SPL_OS_BOOT) && IS_ENABLED(CONFIG_SPL_GZIP))) {
> + (IS_ENABLED(CONFIG_SPL_OS_BOOT) && spl_decompression_enabled())) {
> if (fit_image_get_type(fit, node, &type))
> puts("Cannot get image type.\n");
> else
> @@ -281,7 +281,10 @@ static int spl_load_fit_image(struct spl_load_info
> *info, ulong sector,
> return 0;
> }
>
> - src_ptr = map_sysmem(ALIGN(load_addr, ARCH_DMA_MINALIGN), len);
> + if ((IS_ENABLED(CONFIG_SPL_GZIP) && image_comp == IH_COMP_GZIP))
Should probably use the new spl_decompression_enabled() instead of
IS_ENABLED(CONFIG_SPL_GZIP) and the extra wrapping parentheses should
not be needed.
> + src_ptr = map_sysmem(ALIGN(CONFIG_SYS_LOAD_ADDR,
> ARCH_DMA_MINALIGN), len);
> + else
> + src_ptr = map_sysmem(ALIGN(load_addr,
> ARCH_DMA_MINALIGN), len);
> length = len;
>
> overhead = get_aligned_image_overhead(info, offset);
> diff --git a/include/spl.h b/include/spl.h
> index 92bcaa90a4..088479e357 100644
> --- a/include/spl.h
> +++ b/include/spl.h
> @@ -897,4 +897,14 @@ struct legacy_img_hdr *spl_get_load_buffer(ssize_t
> offset, size_t size);
>
> void board_boot_order(u32 *spl_boot_list);
> void spl_save_restore_data(void);
> +
> +/*
> + * spl_decompression_enabled() - check decompression support is enabled for
> SPL build
> + *
> + * Returns true if decompression support is enabled, else False
> + */
> +static inline bool spl_decompression_enabled(void)
> +{
> + return (IS_ENABLED(CONFIG_SPL_GZIP) || IS_ENABLED(CONFIG_SPL_LZMA));
IS_ENABLED(CONFIG_SPL_LZMA) should probably be added in the patch that
add support for LZMA and the wrapping parentheses should not be needed.
Regards,
Jonas
> +}
> #endif
