[PATCH v6 05/11] mach-snapdragon: Add PBL shared data defines

[Balaji Selvanathan]

Hi Varada,

On 6/23/2026 12:17 PM, Varadarajan Narayanan wrote:
> Add structure and enum definitions to be able to parse the information
> that is passed from PBL. This will be used to identify the boot medium.
>
> Signed-off-by: Varadarajan Narayanan <varadarajan.narayanan at oss.qualcomm.com>

Reviewed-by: Balaji Selvanathan <balaji.selvanathan at oss.qualcomm.com>

Regards,

Balaji

> ---
> v5: Move PBL shared data related defines from qcom-priv.h to pbl.h
>      so that it can be shared in arch/arm/mach-snapdragon and board/qualcomm
>      directories
> ---
>   arch/arm/mach-snapdragon/include/mach/pbl.h | 58 +++++++++++++++++++++
>   1 file changed, 58 insertions(+)
>   create mode 100644 arch/arm/mach-snapdragon/include/mach/pbl.h
>
> diff --git a/arch/arm/mach-snapdragon/include/mach/pbl.h b/arch/arm/mach-snapdragon/include/mach/pbl.h
> new file mode 100644
> index 00000000000..94f845d070b
> --- /dev/null
> +++ b/arch/arm/mach-snapdragon/include/mach/pbl.h
> @@ -0,0 +1,58 @@
> +// SPDX-License-Identifier: GPL-2.0
> +
> +#ifndef __PBL_H__
> +#define __PBL_H__
> +
> +enum pbl_shared_data_param_id {
> +	PSD_ID_PBL_FW_VERSION			= 0x0,	/* PBL firmware version */
> +	PSD_ID_PBL_PATCH_VERSION		= 0x1,	/* Patch version */
> +	PSD_ID_RMB_MBOX_BASE_ADDR		= 0x2,	/* Not used */
> +	PSD_ID_CPU_BOOT_SPEED_HZ		= 0x3,	/* CPU boot speed (Hz) */
> +	PSD_ID_BOOT_MEDIA_TYPE			= 0x4,	/* Boot media type */
> +	PSD_ID_IS_EDL_MODE			= 0x5,	/* Emergency Download mode */
> +	PSD_ID_DEV_PROG_ELF_ENTRY_ADDR		= 0x6,	/* Not used */
> +	PSD_ID_XBL_CONFIG_ELF_ENTRY_ADDR	= 0x7,	/* Not used */
> +	PSD_ID_XBL_SC_EXT_ELF_ENTRY_ADDR	= 0x8,	/* Not used */
> +	PSD_ID_PBL_TIMESTAMPS_BUFFER_ADDR	= 0x9,	/* PBL logs address */
> +	PSD_ID_PBL_TIMESTAMPS_BUFFER_SIZE	= 0xa,	/* PBL log size */
> +	PSD_ID_PBL_DEBUG_SHARED_INFO_ADDR	= 0xb,	/* Debug info address */
> +	PSD_ID_PBL_DEBUG_SHARED_INFO_SIZE	= 0xc,	/* Debug info size */
> +	PSD_ID_TME_CPU_PBL_ROM_BYPASS_FUSE	= 0xd,	/* Secure boot status */
> +	PSD_ID_XBL_SC_DEBUG_LOG_ADDR		= 0xe,	/* XBL SC debug log address */
> +	PSD_ID_XBL_SC_DEBUG_LOG_SIZE		= 0xf,	/* XBL SC debug log size */
> +	PSD_ID_CURRENT_IMAGE_SET		= 0x10,	/* Booted image set */
> +	PSD_ID_MEDIA_DATA_INFO_ADDR		= 0x11,	/* Media info pointer */
> +	PSD_ID_MEDIA_DATA_INFO_SIZE		= 0x12,	/* Media info size */
> +	PBL_SHARED_DATA_PARAM_MAX,
> +	PBL_SHARED_DATA_PARAM_SIZE	= 0xffffffffu, /* to force 32 bits */
> +};
> +
> +enum pbl_boot_flash_type {
> +	PSD_NO_FLASH		= 0,
> +	PSD_NOR_FLASH		= 1,
> +	PSD_NAND_FLASH		= 2,
> +	PSD_ONENAND_FLASH	= 3,
> +	PSD_SDC_FLASH		= 4,
> +	PSD_MMC_FLASH		= 5,
> +	PSD_SPI_FLASH		= 6,
> +	PSD_PCIE_FLASH		= 7,
> +	PSD_UFS_FLASH		= 8,
> +	PSD_RSVD_1_FLASH	= 9,
> +	PSD_USB_FLASH		= 10,
> +	PSD_SPI_NAND_FLASH	= 11,
> +	PSD_SPI_FLASH_GPT	= 12,
> +};
> +
> +struct pbl_shared_data_entry {
> +	u32 param_id;
> +	ulong value;
> +	bool valid;
> +};
> +
> +struct pbl_shared_data {
> +	u32 version;
> +	u32 num_of_entries;
> +	struct pbl_shared_data_entry entry[PBL_SHARED_DATA_PARAM_MAX];
> +};
> +
> +#endif /* __PBL_H__ */