diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/cpu/mpc512x/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc512x/common.c | 25 |
2 files changed, 26 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc512x/Makefile b/arch/powerpc/cpu/mpc512x/Makefile index 1719c66..9cfdb0f 100644 --- a/arch/powerpc/cpu/mpc512x/Makefile +++ b/arch/powerpc/cpu/mpc512x/Makefile @@ -29,6 +29,7 @@ LIB = $(obj)lib$(CPU).a START = start.o COBJS-y := cpu.o COBJS-y += traps.o +COBJS-y += common.o COBJS-y += cpu_init.o COBJS-y += fixed_sdram.o COBJS-y += i2c.o diff --git a/arch/powerpc/cpu/mpc512x/common.c b/arch/powerpc/cpu/mpc512x/common.c new file mode 100644 index 0000000..180d323 --- /dev/null +++ b/arch/powerpc/cpu/mpc512x/common.c @@ -0,0 +1,25 @@ +#include <common.h> +#include <asm/io.h> + +#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) + +#if defined(CONFIG_SYS_POST_WORD_ADDR) +# define _POST_ADDR (CONFIG_SYS_POST_WORD_ADDR) +#else +#error echo "No POST word address defined" +#endif + +void post_word_store(ulong a) +{ + volatile void *save_addr = (volatile void *)(_POST_ADDR); + + out_be32(save_addr, a); +} + +ulong post_word_load(void) +{ + volatile void *save_addr = (volatile void *)(_POST_ADDR); + + return in_be32(save_addr); +} +#endif /* CONFIG_POST || CONFIG_LOGBUFFER */ |