diff options
Diffstat (limited to 'arch/blackfin/cpu')
| -rw-r--r-- | arch/blackfin/cpu/Makefile | 1 | ||||
| -rw-r--r-- | arch/blackfin/cpu/bootcount.c | 34 |
2 files changed, 0 insertions, 35 deletions
diff --git a/arch/blackfin/cpu/Makefile b/arch/blackfin/cpu/Makefile index 5deaa9e6a2..0a72ec5df3 100644 --- a/arch/blackfin/cpu/Makefile +++ b/arch/blackfin/cpu/Makefile @@ -17,7 +17,6 @@ EXTRA := init.elf CEXTRA := initcode.o SEXTRA := start.o SOBJS := interrupt.o cache.o -COBJS-$(CONFIG_BOOTCOUNT_LIMIT) += bootcount.o COBJS-y += cpu.o COBJS-y += gpio.o COBJS-y += interrupts.o diff --git a/arch/blackfin/cpu/bootcount.c b/arch/blackfin/cpu/bootcount.c deleted file mode 100644 index 6cf6dd58b6..0000000000 --- a/arch/blackfin/cpu/bootcount.c +++ /dev/null @@ -1,34 +0,0 @@ -/* - * functions for handling bootcount support - * - * Copyright (c) 2010 Analog Devices Inc. - * - * Licensed under the 2-clause BSD. - */ - -/* This version uses one 32bit storage and combines the magic/count */ - -#include <common.h> - -/* We abuse the EVT0 MMR for bootcount storage by default */ -#ifndef CONFIG_SYS_BOOTCOUNT_ADDR -# define CONFIG_SYS_BOOTCOUNT_ADDR EVT0 -#endif - -#define MAGIC_MASK 0xffff0000 -#define COUNT_MASK 0x0000ffff - -void bootcount_store(ulong cnt) -{ - ulong magic = (BOOTCOUNT_MAGIC & MAGIC_MASK) | (cnt & COUNT_MASK); - bfin_write32(CONFIG_SYS_BOOTCOUNT_ADDR, magic); -} - -ulong bootcount_load(void) -{ - ulong magic = bfin_read32(CONFIG_SYS_BOOTCOUNT_ADDR); - if ((magic & MAGIC_MASK) == (BOOTCOUNT_MAGIC & MAGIC_MASK)) - return magic & COUNT_MASK; - else - return 0; -} |
