I'm using eldk4, there are no problems. Wang, Baojun wrote: > PROBLEM: linux kernel 2.6.20.6 build failed for ppc board chestnut(ibm ppc > 750GX/FX) > > STEPS I followed: > 1) make ARCH=ppc CROSS_COMPILE=ppc_4xx- chestnut_defconfig # toolchain from > eldk 4.1 > > 2) make ARCH=ppc CROSS_COMPILE=ppc_4xx- V=1 > > ... > > make -f scripts/Makefile.build obj=arch/ppc/platforms > > ppc_4xx-gcc -m32 -Wp,-MD,arch/ppc/platforms/.chestnut.o.d -nostdinc -isystem > /opt/eldk/usr/bin/../lib/gcc/powerpc-linux/4.0.0/include -D__KERNEL__ > -Iinclude -include > include/linux/autoconf.h -Iarch/ppc -Iarch/ppc/include -Wall -Wundef > -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -O2 > -Iarch/ppc -msoft-float -pipe -ffixed-r2 -mmultiple -mno-altivec -mstring > -Wa,-maltivec -fomit-frame-pointer -Wdeclaration-after-statement > -Wno-pointer-sign -D"KBUILD_STR(s)=#s" > -D"KBUILD_BASENAME=KBUILD_STR(chestnut)" > -D"KBUILD_MODNAME=KBUILD_STR(chestnut)" -c -o > arch/ppc/platforms/chestnut.o arch/ppc/platforms/chestnut.c > arch/ppc/platforms/chestnut.c: In function 'chestnut_setup_mtd': > arch/ppc/platforms/chestnut.c:435: error: 'physmap_map' undeclared (first use > in this function) > arch/ppc/platforms/chestnut.c:435: error: (Each undeclared identifier is > reported only once > arch/ppc/platforms/chestnut.c:435: error: for each function it appears in.) > make[1]: *** [arch/ppc/platforms/chestnut.o] Error 1 > make: *** [arch/ppc/platforms] Error 2 > > > This PROBLEM should also affect these boards: > find -name '*.[chS]' -exec grep physmap_map {} \; -print > physmap_map.size = CHESTNUT_32BIT_SIZE; > ./arch/ppc/platforms/chestnut.c > physmap_map.size = size; > ./arch/ppc/platforms/ev64360.c > physmap_map.size = size; > ./arch/ppc/platforms/katana.c > > I've veryfied 2.6.15, 2.6.19.2 2.6.20.1 2.6.20.6 > > ONLY 2.6.15 can build successfully. sounds like the problem is caused by the > interface change of mtd. > > > this brute force patch sould solve the problem: > > diff -Nru /tmp/linux-2.6.20.6/arch/ppc/platforms/chestnut.c \ > linux-2.6.20.6/arch/ppc/platforms/chestnut.c > > --- /tmp/linux-2.6.20.6/arch/ppc/platforms/chestnut.c 2007-04-07 > 04:02:48.000000000 +0800 > +++ linux-2.6.20.6/arch/ppc/platforms/chestnut.c 2007-04-13 > 17:09:03.000000000 +0800 > @@ -432,7 +432,9 @@ > ptbl.name = "User FS"; > ptbl.size = CHESTNUT_32BIT_SIZE; > > - physmap_map.size = CHESTNUT_32BIT_SIZE; > + // physmap_map.size = CHESTNUT_32BIT_SIZE; > + physmap_configure(CHESTNUT_32BIT_BASE, CHESTNUT_32BIT_SIZE, > CONFIG_MTD_PHYSMAP_BANKWIDTH, NULL); > + > physmap_set_partitions(&ptbl, 1); > return 0; > } > >
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