kernal build error

dear hippo,

Thank you help me , now i bulild the kernal in my custom board (EP1C6,SDRAM(8MB),FLASH(8MB),uart *2,jtat uart ) ,when i run menuconfig ,i

select the ALTERA JTAG UARTsupport,and the nios serial support, then compile :

[wangzhiwunpu@localhost linux-2.6.x]$ make ARCH=nios2nommu CROSS_COMPILE=nios2-linux-uclibc-

no emulation specific options.

CHK include/nios2_system.h

CHK include/linux/version.h

SPLIT include/linux/autoconf.h -> include/config/*

CC init/main.o

CHK include/linux/compile.h

CC init/do_mounts.o

LD init/mounts.o

LD init/built-in.o

CHK usr/initramfs_list

CC arch/nios2nommu/kernel/signal.o

CC arch/nios2nommu/kernel/setup.o

CC arch/nios2nommu/kernel/start.o

arch/nios2nommu/kernel/start.c: In function `main':

arch/nios2nommu/kernel/start.c:523: warning: label `badshiftci_label' defined but not used

LD arch/nios2nommu/kernel/built-in.o

CC kernel/printk.o

CC kernel/exit.o

CC kernel/signal.o

CC kernel/sys.o

CC kernel/power/console.o

LD kernel/power/built-in.o

CC kernel/acct.o

LD kernel/built-in.o

CC fs/open.o

CC fs/dquot.o

CC fs/devpts/inode.o

LD fs/devpts/devpts.o

LD fs/devpts/built-in.o

CC fs/proc/array.o

CC fs/proc/proc_tty.o

CC fs/proc/proc_misc.o

LD fs/proc/proc.o

LD fs/proc/built-in.o

LD fs/built-in.o

CC drivers/char/mem.o

drivers/char/mem.c: In function `mmap_kmem':

drivers/char/mem.c:276: warning: cast to pointer from integer of different size

CC drivers/char/tty_io.o

In file included from include/linux/selection.h:11,

from drivers/char/tty_io.c:104:

include/linux/vt_buffer.h:19:21: asm/vga.h: No such file or directory

make[2]: *** [drivers/char/tty_io.o] Error 1

make[1]: *** [drivers/char] Error 2

make: *** [drivers] Error 2