Re: [PATCH v2] board: freescale: p1_p2_rdb_pc: Simplify SPL offset macros

["Pali Rohár" <pali@kernel.org>]

On Tuesday 28 June 2022 14:39:11 Tom Rini wrote:
> On Tue, Jun 28, 2022 at 08:34:47PM +0200, Pali Rohár wrote:
> > On Tuesday 28 June 2022 14:28:52 Tom Rini wrote:
> > > On Tue, Jun 28, 2022 at 08:22:38PM +0200, Pali Rohár wrote:
> > > > On Tuesday 28 June 2022 14:17:42 Tom Rini wrote:
> > > > > On Tue, Jun 28, 2022 at 07:53:55PM +0200, Pali Rohár wrote:
> > > > > 
> > > > > > Now when CONFIG_SYS_TEXT_BASE has sane value, use it for calculation of
> > > > > > other SPL offset values: CONFIG_SPL_MAX_SIZE, CONFIG_SYS_MMC_U_BOOT_* and
> > > > > > CONFIG_SYS_SPI_FLASH_U_BOOT_* macros.
> > > > > > 
> > > > > > No functional change.
> > > > > > 
> > > > > > Signed-off-by: Pali Rohár <pali@kernel.org>
> > > > > > ---
> > > > > > Changes in v2:
> > > > > > * Rebased on top of the U-Boot next branch, commit d61c11b8c894fad517677dc51ee82d1eade39c01
> > > > > > ---
> > > > > >  include/configs/p1_p2_rdb_pc.h | 12 ++++++------
> > > > > >  1 file changed, 6 insertions(+), 6 deletions(-)
> > > > > > 
> > > > > > diff --git a/include/configs/p1_p2_rdb_pc.h b/include/configs/p1_p2_rdb_pc.h
> > > > > > index 56a16502dcc7..7237e3c1a63c 100644
> > > > > > --- a/include/configs/p1_p2_rdb_pc.h
> > > > > > +++ b/include/configs/p1_p2_rdb_pc.h
> > > > > > @@ -78,15 +78,15 @@
> > > > > >  
> > > > > >  #ifdef CONFIG_SDCARD
> > > > > >  #define CONFIG_SYS_MMC_U_BOOT_SIZE	(768 << 10)
> > > > > > -#define CONFIG_SYS_MMC_U_BOOT_DST	(0x11000000)
> > > > > > -#define CONFIG_SYS_MMC_U_BOOT_START	(0x11000000)
> > > > > > -#define CONFIG_SYS_MMC_U_BOOT_OFFS	(128 << 10)
> > > > > > +#define CONFIG_SYS_MMC_U_BOOT_DST	CONFIG_SYS_TEXT_BASE
> > > > > > +#define CONFIG_SYS_MMC_U_BOOT_START	CONFIG_SYS_TEXT_BASE
> > > > > > +#define CONFIG_SYS_MMC_U_BOOT_OFFS	CONFIG_SPL_PAD_TO
> > > > > >  #define CONFIG_SYS_MPC85XX_NO_RESETVEC
> > > > > >  #elif defined(CONFIG_SPIFLASH)
> > > > > >  #define CONFIG_SYS_SPI_FLASH_U_BOOT_SIZE	(768 << 10)
> > > > > > -#define CONFIG_SYS_SPI_FLASH_U_BOOT_DST		(0x11000000)
> > > > > > -#define CONFIG_SYS_SPI_FLASH_U_BOOT_START	(0x11000000)
> > > > > > -#define CONFIG_SYS_SPI_FLASH_U_BOOT_OFFS	(128 << 10)
> > > > > > +#define CONFIG_SYS_SPI_FLASH_U_BOOT_DST		CONFIG_SYS_TEXT_BASE
> > > > > > +#define CONFIG_SYS_SPI_FLASH_U_BOOT_START	CONFIG_SYS_TEXT_BASE
> > > > > > +#define CONFIG_SYS_SPI_FLASH_U_BOOT_OFFS	CONFIG_SPL_PAD_TO
> > > > > >  #define CONFIG_SYS_MPC85XX_NO_RESETVEC
> > > > > >  #elif defined(CONFIG_MTD_RAW_NAND)
> > > > > >  #ifdef CONFIG_TPL_BUILD
> > > > > 
> > > > > So, this is entirely a PowerPC spl set of CONFIG variables.  Can we move
> > > > > them to Kconfig, and use default xxx as you're changing them to above?
> > > > > The other platforms using this look to be doing the same at first
> > > > > glance.
> > > > > 
> > > > > -- 
> > > > > Tom
> > > > 
> > > > Not sure how to do it right now. CONFIG_SYS_MMC_U_BOOT_OFFS would need
> > > > to be adjusted by size of boot sector, as is in this patch:
> > > > https://patchwork.ozlabs.org/project/uboot/patch/20220405134032.704-3-pali@kernel.org/
> > > > 
> > > > So I just sent patch in current form which simplify definitions of
> > > > CONFIG_SYS_MMC_U_BOOT_* and CONFIG_SYS_SPI_FLASH_U_BOOT_* macros.
> > > 
> > > Given the limited places we use CONFIG_SYS_MMC_U_BOOT_OFFS (two spots,
> > > one file), remove it from CONFIG space, make it file local, and
> > > FSL_PREPBL_ESDHC_BOOT_SECTOR will be in Kconfig to start with?  I'm
> > > taking a harder look at what CONFIG_SYS_* can be moved to Kconfig, and
> > > what needs to be just something else, and what can be cleaned up /
> > > removed, so I really want to figure out a solution here that migrates
> > > the symbols or removes them from CONFIG namespace.
> > > 
> > > -- 
> > > Tom
> > 
> > More than month ago I proposed different solution, prepare codebase to
> > completely drop CONFIG_SYS_MMC_U_BOOT_OFFS option. But nobody reacted to
> > it and now I see on patchwork just "Changes Requested".
> > https://patchwork.ozlabs.org/project/uboot/patch/20220511183332.1362-2-pali@kernel.org/
> 
> Er, I see
> https://patchwork.ozlabs.org/project/uboot/patch/20220511183332.1362-1-pali@kernel.org/
> notes it fails to build, so that's probably the changes requested.
> 
> -- 
> Tom

V2 for that build failure already exists and half hour ago I sent
another reminder for v2:
https://lore.kernel.org/u-boot/20220628181436.iwmwvvoithgwp6pu@pali/
but it has nothing with CONFIG_SYS_MMC_U_BOOT_OFFS...