[U-Boot] Warning

[Premi, Sanjeev]

> -----Original Message-----
> From: u-boot-bounces at lists.denx.de 
> [mailto:u-boot-bounces at lists.denx.de] On Behalf Of Premi, Sanjeev
> Sent: Monday, September 12, 2011 2:42 PM
> To: Albert ARIBAUD; U-Boot; Paulraj, Sandeep
> Subject: Re: [U-Boot] Warning
> 
> > -----Original Message-----
> > From: Albert ARIBAUD [mailto:albert.u.boot at aribaud.net] 
> > Sent: Monday, September 12, 2011 12:06 PM
> > To: U-Boot; Premi, Sanjeev; Paulraj, Sandeep
> > Subject: Warning
> > 
> > Sanjeev, Sandeep,
> > 
> > I see a lot of this warning in many OMAP boards:
> > 
> > ---------------------
> > Configuring for omap4_sdp4430 board...
> > gpio.c: In function 'omap_get_gpio_dataout':
> > gpio.c:161: warning: assignment discards qualifiers from 
> > pointer target type
> > ---------------------
> 
> Albert,
> 
> Which branch are you seeing this warning on?
> 
> I was able to build the u-boot successfully for "omap4_sdp4430" using
> codesourcery 2011.03-41 and codesourcery2009q1-203 on the 
> u-boot-arm/master
> at:
> 
> 4f02fba : omap4: fix pad configuration settings for SDP and Panda
> 3e90493 : omap4: IO settings
> a5b6a6c : omap4: make SDRAM init work for ES1.0 silicon
> e5c06a0 : omap4: factor out common part from board config headers
> 9a18112 : omap: gpio: Adapt board files to use generic API
> d7605af : omap: gpio: generic changes after changing API
> 5b5c435 : omap: gpio: Use generic API
> c7a993f : led: remove camel casing of led identifiers globally
> 
> Infact, the function "omap_get_gpio_dataout" shouldn't exist as it
> was replaced with generic gpio API in commit "5b5c435" listed above.
> 
> Believeing that you were trying to build the u-boot master, I tried
> to check there, but always get stuck with different errors:
> 
> premi # make omap4_sdp4430_config
> Configuring for omap4_sdp4430 board...
> premi # make > bld-master.log
> make[1]: *** No rule to make target 
> `/home/premi/u-boot/include/configs/omap4_common.h', needed 
> by `hello_world.o'.  Stop.
> make: *** [examples/standalone] Error 2
> premi # make distclean
> premi # make omap3_evm_config
> Configuring for omap3_evm board...
> premi # make >> bld-master.log
> make[1]: *** No rule to make target 
> `/home/premi/u-boot/include/configs/omap4_common.h', needed 
> by `hello_world.o'.  Stop.
> make: *** [examples/standalone] Error 2

It appears the .depend files are not getting cleaned by distclean.
When I deleted them manually, I was able to build for omap3_evm_config
but then faced similar problem when building for omap4_sdp4430_config.

~sanjeev

Here is the log from my work session:

premi # make >> bld-master.log
make[1]: *** No rule to make target `/home/premi/u-boot/include/configs/omap4_common.h', needed by `hello_world.o'.  Stop.
make: *** [examples/standalone] Error 2
premi # make distclean
premi # make omap3_evm_config
Configuring for omap3_evm board...
premi #
premi # make >> bld-master.log
make[1]: *** No rule to make target `/home/premi/u-boot/include/configs/omap4_common.h', needed by `hello_world.o'.  Stop.
make: *** [examples/standalone] Error 2
premi # make examples/standalone/hello_world.o

CORRECT> make examples/standalone/hello_world.c (y|n|e)?no
arm-none-linux-gnueabi-gcc  -g  -Os   -fno-common -ffixed-r8 -msoft-float   -D__
KERNEL__ -DCONFIG_SYS_TEXT_BASE=0x80008000 -I/home/premi/u-boot/I
nclude -fno-builtin -ffreestanding -nostdinc -isystem /opt/codesourcery/2009q1-2
03/bin/../lib/gcc/arm-none-linux-gnueabi/4.3.3/include -pipe  -DCONFIG_ARM -D__A
RM__ -marm  -mabi=aapcs-linux -mno-thumb-interwork -march=armv5 -Wall -Wstrict-p
rototypes -fno-stack-protector -Wno-format-nonliteral -Wno-format-security   -o
examples/standalone/hello_world.o examples/standalone/hello_world.c -c
premi #
premi #
premi #
premi # make distclean
premi #
premi # pwd
/home/premi/u-boot
premi # make distclean
premi # find . -print | grep depend
./api/.depend
./board/ti/sdp4430/.depend
./common/.depend
./disk/.depend
./drivers/bios_emulator/.depend
./drivers/block/.depend
./drivers/dma/.depend
./drivers/fpga/.depend
./drivers/gpio/.depend
./drivers/hwmon/.depend

[... list of files trimmed here ...]

./spl/drivers/i2c/.depend
./spl/drivers/mmc/.depend
./spl/drivers/serial/.depend
./spl/fs/fat/.depend
./spl/lib/.depend
premi # find . -print | grep depend | xargs rm

CORRECT> find . -print | grep depend | xargs arm (y|n|e)?no
premi # make omap3_evm_config
awk '(NF && $1 !~ /^#/) { print $1 ": " $1 "_config; $(MAKE)" }' boards.cfg > .boards.depend
Configuring for omap3_evm board...
premi # make >> bld-master.log
premi #
premi # make distclean
premi # make omap4_sdp4430_config
Configuring for omap4_sdp4430 board...
premi # make >> bld-master.log
make[1]: *** No rule to make target `/home/premi/u-boot/include/asm/arch/omap3.h', needed by `hello_world.o'.  Stop.
make: *** [examples/standalone] Error 2
premi # find . -print | grep depend | xargs rm

CORRECT> find . -print | grep depend | xargs arm (y|n|e)?no
premi # make omap4_sdp4430_config
awk '(NF && $1 !~ /^#/) { print $1 ": " $1 "_config; $(MAKE)" }' boards.cfg > .boards.depend
Configuring for omap4_sdp4430 board...
premi # make >> bld-master.log
premi #

> 
> > 
> > Commit 5c2684dbebe9df47ea0a1865ed94db7886ea5941, I assume, is what 
> > brought this in, but I cannot verify this right now, as I am in the 
> > middle of aMAKEALL arm.
> >
> 
> Couldn't find this commit in my repo may be, because I am 
> tracking only
> master. But wasn't able to find via gitweb either on:
> http://git.denx.de/?p=u-boot/u-boot-arm.git;a=shortlog
> 
> ~sanjeev
> 
> > Can someone look up what causes this warning?
> > 
> > Amicalement,
> > -- 
> > Albert.
> > 
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