Hi Michael, On 08/05/2026 23:45, [email protected] wrote: > From: Michael Srba <[email protected]> > > This custom linker script is required to produce a bootable ELF > for the sdm845 SoC. An xbl_sec.elf must be provided, which will > be put in a section in the ELF as required by the boot rom. > > Signed-off-by: Michael Srba <[email protected]> > Reviewed-by: Simon Glass <[email protected]> > --- > arch/arm/mach-snapdragon/u-boot-spl-elf-sdm845.lds | 44 > ++++++++++++++++++++++
Can you put this in a new board/qualcomm/sdm845-spl directory? Also missed this with the other patch but the .env file can go there too (as well as a debug config fragment if you add that). > 1 file changed, 44 insertions(+) > > diff --git a/arch/arm/mach-snapdragon/u-boot-spl-elf-sdm845.lds > b/arch/arm/mach-snapdragon/u-boot-spl-elf-sdm845.lds > new file mode 100644 > index 00000000000..3740209d499 > --- /dev/null > +++ b/arch/arm/mach-snapdragon/u-boot-spl-elf-sdm845.lds > @@ -0,0 +1,44 @@ > +/* SPDX-License-Identifier: GPL-2.0+ */ > + > +/* > + * The boot rom uses the segment type to identify the xbl_sec program header. > + * See > https://github.com/coreboot/coreboot/blob/643efabd2af9f7ac/util/qualcomm/mbn_tools.py#L143. > + */ > +#define PF_SEGMENT_TYPE_XBL_SEC 5 > + > +/* > + * The boot rom expects this to be equal to a seemingly magic value possibly > specific > + * to a particular xbl_sec.elf. If you're extracting your xbl_sec.elf from > an xbl elf, > + * you can just reuse the value; otherwise you can either compute it > yourself or use > + * coreboot's tool. > + * See > https://github.com/coreboot/coreboot/blob/643efabd2af9f7ac/util/qualcomm/createxbl.py#L638. > + */ > +#define XLB_SEC_SEGMENT_ADDR 0x0000000014699000 > + > + > +TARGET("binary") > +INPUT("./xbl_sec.elf") > + > +OUTPUT_FORMAT("default") > + > +ENTRY(CONFIG_PLATFORM_ELFENTRY) > +PHDRS > +{ > + data PT_LOAD FLAGS(7); > + xbl_sec PT_LOAD FLAGS(5 | (PF_SEGMENT_TYPE_XBL_SEC << 24)); > +} > +SECTIONS > +{ > + > + . = XLB_SEC_SEGMENT_ADDR; > + .xbl_sec : { // XBL_SEC nested ELF > + . = .; > + "./xbl_sec.elf" > + } :xbl_sec > + > + . = CONFIG_PLATFORM_ELFENTRY; > + > + .data : { > + *(.data*) > + } :data > +} > -- // Casey (she/her)
