[PATCH 2/3] stm32mp: stm32prog: Add support of ESP partition type

[Patrice CHOTARD]

On 6/8/23 17:09, Patrick Delaunay wrote:
> Add support of "ESP" partition type in flashlayout to select
> the "EFI System Partition", associated to U-Boot "system"
> partition type  guid, PARTITION_SYSTEM_GUID =
> C12A7328-F81F-11d2-BA4B-00A0C93EC93B.
> 
> This partition is the bootable partition for efi boot.
> 
> Signed-off-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
> ---
> 
>  arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c | 8 +++++++-
>  arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h | 8 +++++++-
>  2 files changed, 14 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c
> index 1bd86b5187da..07369919620e 100644
> --- a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c
> +++ b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c
> @@ -434,6 +434,8 @@ static int parse_type(struct stm32prog_data *data,
>  		part->part_type = PART_ENV;
>  	} else if (!strcmp(p, "System")) {
>  		part->part_type = PART_SYSTEM;
> +	} else if (!strcmp(p, "ESP")) {
> +		part->part_type = PART_ESP;
>  	} else if (!strcmp(p, "FileSystem")) {
>  		part->part_type = PART_FILESYSTEM;
>  	} else if (!strcmp(p, "RawImage")) {
> @@ -1138,7 +1140,11 @@ static int create_gpt_partitions(struct stm32prog_data *data)
>  			case PART_FIP:
>  				type_str = FIP_TYPE_UUID;
>  				break;
> -			default:
> +			case PART_ESP:
> +				/* EFI System Partition */
> +				type_str = "system";
> +				break;
> +			default: /* PART_FILESYSTEM or PART_SYSTEM for distro */
>  				type_str = "linux";
>  				break;
>  			}
> diff --git a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h
> index 4c2c1314d990..a6fb9d5e9cc5 100644
> --- a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h
> +++ b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h
> @@ -96,13 +96,19 @@ struct stm32_header_v2 {
>  	u8 extension_padding[376];
>  };
>  
> -/* partition type in flashlayout file */
> +/*
> + * partition type in flashlayout file
> + * SYSTEM = linux partition, bootable
> + * FILESYSTEM = linux partition
> + * ESP = EFI system partition
> + */
>  enum stm32prog_part_type {
>  	PART_BINARY,
>  	PART_FIP,
>  	PART_ENV,
>  	PART_SYSTEM,
>  	PART_FILESYSTEM,
> +	PART_ESP,
>  	RAW_IMAGE,
>  };
>  
Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>

Thanks
Patrice