diff options
| -rw-r--r-- | arch/arm/cpu/armv7/highbank/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/highbank/bootcount.c | 36 | ||||
| -rw-r--r-- | board/highbank/highbank.c | 1 | ||||
| -rw-r--r-- | include/configs/highbank.h | 3 |
4 files changed, 41 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/highbank/Makefile b/arch/arm/cpu/armv7/highbank/Makefile index 76faeb0..917c3a3 100644 --- a/arch/arm/cpu/armv7/highbank/Makefile +++ b/arch/arm/cpu/armv7/highbank/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(SOC).o -COBJS := timer.o +COBJS := timer.o bootcount.o SOBJS := SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) diff --git a/arch/arm/cpu/armv7/highbank/bootcount.c b/arch/arm/cpu/armv7/highbank/bootcount.c new file mode 100644 index 0000000..9ca0656 --- /dev/null +++ b/arch/arm/cpu/armv7/highbank/bootcount.c @@ -0,0 +1,36 @@ +/* + * Copyright 2011 Calxeda, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <common.h> +#include <asm/io.h> + +#ifdef CONFIG_BOOTCOUNT_LIMIT +void bootcount_store(ulong a) +{ + writel((BOOTCOUNT_MAGIC & 0xffff0000) | a, CONFIG_SYS_BOOTCOUNT_ADDR); +} + +ulong bootcount_load(void) +{ + u32 tmp = readl(CONFIG_SYS_BOOTCOUNT_ADDR); + + if ((tmp & 0xffff0000) != (BOOTCOUNT_MAGIC & 0xffff0000)) + return 0; + else + return tmp & 0x0000ffff; +} +#endif diff --git a/board/highbank/highbank.c b/board/highbank/highbank.c index 5f34fec..096e2f6 100644 --- a/board/highbank/highbank.c +++ b/board/highbank/highbank.c @@ -21,6 +21,7 @@ #include <scsi.h> #include <asm/sizes.h> +#include <asm/io.h> DECLARE_GLOBAL_DATA_PTR; diff --git a/include/configs/highbank.h b/include/configs/highbank.h index e717273..801f4ae 100644 --- a/include/configs/highbank.h +++ b/include/configs/highbank.h @@ -41,6 +41,9 @@ #define CONFIG_BAUDRATE 38400 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } +#define CONFIG_BOOTCOUNT_LIMIT +#define CONFIG_SYS_BOOTCOUNT_ADDR 0xfff3cf0c + #define CONFIG_MISC_INIT_R #define CONFIG_SCSI_AHCI #define CONFIG_SCSI_AHCI_PLAT |