[PATCH 02/88] treewide: Correct invalid Kconfig syntax and warnings
trini at konsulko.com
Fri Jan 27 16:48:30 CET 2023
On Fri, Jan 27, 2023 at 04:00:15PM +0100, Daniel Schwierzeck wrote:
> On 1/27/23 14:45, Tom Rini wrote:
> > On Mon, Jan 23, 2023 at 02:59:05PM -0700, Simon Glass wrote:
> > > In several places a 'select' is used to select a choice, which is not
> > > supported by Kconfig. In other places, the filename for the 'source'
> > > command is not in quites.
> > >
> > > Fix these two problems throughout the tree, so that kconfiglib does not
> > > show any more warnings.
> > >
> > > Signed-off-by: Simon Glass <sjg at chromium.org>
> > OK, to summarize what I just said in another email and clarify future
> > work. Please first split this patch in to its own series that corrects
> > each type of problem, per commit. The missing quotes for example, and
> > then the extra whitespace ones. Next, commenting out a select is wrong,
> > and each case needs to be better understood / fixed. I'm honestly not
> > sure if asking endianness for MIPS is right and if we should select that
> > from boards too, like ARC, but probably. The ARC_MMU one also should
> > just not be asked, I suspect, but as a separate patch where you cc
> > Alexey, we'll find out :) And so on, for each. Thanks.
> For MIPS the endianess (and also architecture/ISA level) needs to be able to be set
> by the user via menuconfig as most MIPS cores or SoCs can support multiple variants.
> The idea is that the specific SoC or machine just sets the supported options to
> restrict the options the user can choose. The board's defconfig should set the
> required default value for each option but must not *select* it.
> See the Boston board for example:
> config TARGET_BOSTON
> bool "Support Boston"
> select SUPPORTS_BIG_ENDIAN
> select SUPPORTS_CPU_MIPS32_R1
> select SUPPORTS_CPU_MIPS32_R2
> select SUPPORTS_CPU_MIPS32_R6
> select SUPPORTS_CPU_MIPS64_R1
> select SUPPORTS_CPU_MIPS64_R2
> select SUPPORTS_CPU_MIPS64_R6
> select SUPPORTS_LITTLE_ENDIAN
> A possible fix for ARC could be:
> --- a/arch/Kconfig
> +++ b/arch/Kconfig
> @@ -53,8 +53,6 @@ config ARC
> select SUPPORT_OF_CONTROL
> select SYS_CACHE_SHIFT_7
> select TIMER
> - select SYS_BIG_ENDIAN if CPU_BIG_ENDIAN
> - select SYS_LITTLE_ENDIAN if !CPU_BIG_ENDIAN
> config ARM
> bool "ARM architecture"
> @@ -490,7 +488,7 @@ endif
> source "board/keymile/Kconfig"
> -if MIPS || MICROBLAZE
> +if MIPS || MICROBLAZE || ARC
> prompt "Endianness selection"
> @@ -502,11 +500,11 @@ choice
> config SYS_BIG_ENDIAN
> bool "Big endian"
> - depends on (SUPPORTS_BIG_ENDIAN && MIPS) || MICROBLAZE
> + depends on (SUPPORTS_BIG_ENDIAN && MIPS) || MICROBLAZE || (CPU_BIG_ENDIAN && ARC)
> config SYS_LITTLE_ENDIAN
> bool "Little endian"
> - depends on (SUPPORTS_LITTLE_ENDIAN && MIPS) || MICROBLAZE
> + depends on (SUPPORTS_LITTLE_ENDIAN && MIPS) || MICROBLAZE || (CPU_LITTLE_ENDIAN && ARC)
> A *make savedefconfig* should than automatically add *CONFIG_SYS_LITTLE_ENDIAN=y* or
> *CONFIG_SYS_BIG_ENDIAN=y* to the ARC board defconfig's.
Thanks for explaining.
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