Broken commit de47ff536363289f92f85ed1e4901724d238432d

Mon Aug 8 15:37:22 CEST 2022

On Mon, Aug 08, 2022 at 09:51:49AM +0200, Marek Behún wrote:
> On Fri, 5 Aug 2022 18:20:19 -0400
> Tom Rini <trini at konsulko.com> wrote:
> 
> > On Fri, Aug 05, 2022 at 10:17:01PM +0200, Pali Rohár wrote:
> > > On Friday 05 August 2022 11:54:53 Tom Rini wrote:  
> > > > On Fri, Aug 05, 2022 at 05:51:35PM +0200, Pali Rohár wrote:  
> > > > > On Friday 05 August 2022 11:44:00 Tom Rini wrote:  
> > > > > > On Fri, Aug 05, 2022 at 05:12:59PM +0200, Pali Rohár wrote:  
> > > > > > > On Friday 05 August 2022 11:03:40 Tom Rini wrote:  
> > > > > > > > On Fri, Aug 05, 2022 at 04:59:35PM +0200, Pali Rohár wrote:  
> > > > > > > > > On Friday 05 August 2022 10:47:31 Tom Rini wrote:  
> > > > > > > > > > On Fri, Aug 05, 2022 at 04:21:24PM +0200, Pali Rohár wrote:  
> > > > > > > > > > > On Wednesday 03 August 2022 12:13:18 Tom Rini wrote:  
> > > > > > > > > > > > On Wed, Aug 03, 2022 at 06:00:13PM +0200, Pali Rohár wrote:  
> > > > > > > > > > > > > On Tuesday 02 August 2022 06:58:26 Tom Rini wrote:  
> > > > > > > > > > > > > > On Tue, Aug 02, 2022 at 11:13:38AM +0200, Pali Rohár wrote:
> > > > > > > > > > > > > >   
> > > > > > > > > > > > > > > Hello Tom!
> > > > > > > > > > > > > > > 
> > > > > > > > > > > > > > > Your commit de47ff536363289f92f85ed1e4901724d238432d ("Convert
> > > > > > > > > > > > > > > CONFIG_SYS_MPC85XX_NO_RESETVEC to Kconfig") seems to be broken.  
> > > > > > > > > > > > > > 
> > > > > > > > > > > > > > I thought I had managed to mirror the TPL/SPL/full usage that was there
> > > > > > > > > > > > > > prior, but apparently some got missed.  
> > > > > > > > > > > > > 
> > > > > > > > > > > > > Yea, conversion to Kconfig seems that was incorrect.  
> > > > > > > > > > > > 
> > > > > > > > > > > > As the config files were just unclear, but you seem to understand what
> > > > > > > > > > > > it's supposed to be, a patch to clean it up would be most appreciated,
> > > > > > > > > > > > thanks.
> > > > > > > > > > > > 
> > > > > > > > > > > > -- 
> > > > > > > > > > > > Tom  
> > > > > > > > > > > 
> > > > > > > > > > > Broken is also commit d433c74eecdce1e4952ef4e8c712a9289c0dfcc2. Seems
> > > > > > > > > > > that all kconfig migration changes done after that commit are broken.
> > > > > > > > > > > 
> > > > > > > > > > > I really do not have energy to investigate what and how was broken due
> > > > > > > > > > > to incorrect kconfig migration.
> > > > > > > > > > > 
> > > > > > > > > > > 
> > > > > > > > > > > I did simple test. Applied following change:
> > > > > > > > > > > 
> > > > > > > > > > > diff --git a/include/configs/p1_p2_rdb_pc.h b/include/configs/p1_p2_rdb_pc.h
> > > > > > > > > > > index a6523753d5ca..489f24df0ab1 100644
> > > > > > > > > > > --- a/include/configs/p1_p2_rdb_pc.h
> > > > > > > > > > > +++ b/include/configs/p1_p2_rdb_pc.h
> > > > > > > > > > > @@ -624,3 +624,7 @@ __stringify(__PCIE_RST_CMD)"\0"
> > > > > > > > > > >  "bootm $norbootaddr - $norfdtaddr"
> > > > > > > > > > >  
> > > > > > > > > > >  #endif /* __CONFIG_H */
> > > > > > > > > > > +
> > > > > > > > > > > +#ifdef CONFIG_SDCARD
> > > > > > > > > > > +#error
> > > > > > > > > > > +#endif
> > > > > > > > > > > 
> > > > > > > > > > > And then called:
> > > > > > > > > > > 
> > > > > > > > > > > make CROSS_COMPILE=powerpc-linux-gnuspe- P2020RDB-PC_defconfig u-boot.bin
> > > > > > > > > > > 
> > > > > > > > > > > And it failed, even when this defconfig file is not SD card builds.  
> > > > > > > > > > 
> > > > > > > > > > Where is PBL in that case even then?  
> > > > > > > > > 
> > > > > > > > > P2020 (and older) are pre-PBL boards, they do not support NXP PBL
> > > > > > > > > header.  
> > > > > > > > 
> > > > > > > > Ah, OK, then it should just be removing TARGET_P2020RDB from the choice
> > > > > > > > on "Freescale PBL load location".
> > > > > > > > 
> > > > > > > > -- 
> > > > > > > > Tom  
> > > > > > > 
> > > > > > > I just do not understand.
> > > > > > > 
> > > > > > > P10** and P20** do not support NXP PBL. They support only pre-PBL and
> > > > > > > for SD card pre-PBL support I added option FSL_PREPBL_ESDHC_BOOT_SECTOR.
> > > > > > > 
> > > > > > > But CONFIG_SDCARD is automatically set when SYS_EXTRA_OPTIONS contains
> > > > > > > "SDCARD" string and CONFIG_SDCARD is used then also in P10** and P20**
> > > > > > > SD-card version of SPL to load proper U-Boot.  
> > > > > > 
> > > > > > So CONFIG_SDCARD was over-loaded? That's very frustrating. That's what
> > > > > > needs to be corrected then.  
> > > > > 
> > > > > But it was correct, no? CONFIG_SDCARD ensures that U-Boot is compiled in
> > > > > mode in which can be booted from SD card. Or what do you have in mind as
> > > > > purpose of this symbol?
> > > > > 
> > > > > The issue is that your Kconfig migration changes enabled CONFIG_SDCARD
> > > > > also when building (parallel) NOR version of U-Boot.  
> > > > 
> > > > To me, the biggest issue is that "CONFIG_SDCARD" exists. It's very much
> > > > non-descriptive and that for some platforms it means "we have NXP PBL"
> > > > and others means "we're booting from SDCARD". The former should be
> > > > renamed to be descriptive, and the latter should re-use CONFIG_SD_CARD
> > > > which is still a bad name, but what everyone else uses, so makes
> > > > renaming it later to something less bad easier.  
> > > 
> > > So I hope that you will do something with it. I already spent lot of
> > > time to fix and improve powerpc support, but the result is that my
> > > patches are on the list, mostly ignored; but changes which are breaking
> > > powerpc support are happily merging. In this state I'm loosing any
> > > motivation to continue development as it is needed to do again to find
> > > out what new is broken.  
> > 
> > I'm not planning to try and further fiddle with those symbols. A
> > simple revert is not possible as CONFIG_SYS_EXTRA_OPTIONS is gone. I
> > assume that Marek will be picking up your PowerPC patches at this point,
> > so any further work you're doing in that area shouldn't be delayed.
> > I'll put re-examining this on my TODO list, but it's below finishing my
> > CONFIG_SYS_* audit, and then renaming stuff to CFG_SYS.
> > 
> > You should fix whatever platforms you have access to and ignore the
> > rest, I feel likely to be removing most of them shortly at this point.
> > 
> 
> I shall try to fix this on our platform by "reverting" these to
> different names, so that there are no new CONFIG_ macros.

OK, thanks. I'll "fix" the corenet_ds platforms with a removal patch
soon, since they've been orphaned for a long while.

-- 
Tom
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