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| author | Stefan Roese <sr@denx.de> | 2012-08-16 17:55:41 +0000 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2012-09-01 14:26:02 +0200 |
| commit | 0044c42e94ecc258728190919b4619508fb83089 (patch) | |
| tree | 4964b48f60ad93a2b77a76104b0ca9f664bde3b3 /board/keymile/km_arm | |
| parent | 7fe7701d322e9147c06d68ad6ebef91289b9a57e (diff) | |
| download | u-boot-imx-0044c42e94ecc258728190919b4619508fb83089.zip u-boot-imx-0044c42e94ecc258728190919b4619508fb83089.tar.gz u-boot-imx-0044c42e94ecc258728190919b4619508fb83089.tar.bz2 | |
Consolidate bootcount code into drivers/bootcount
This patch moves all bootcount implementations into a common
directory: drivers/bootcount. The generic bootcount driver
is now usable not only by powerpc platforms, but others as well.
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Heiko Schocher <hs@denx.de>
Cc: Valentin Longchamp <valentin.longchamp@keymile.com>
Cc: Christian Riesch <christian.riesch@omicron.at>
Cc: Manfred Rudigier <manfred.rudigier@omicron.at>
Cc: Mike Frysinger <vapier@gentoo.org>
Cc: Rob Herring <rob.herring@calxeda.com>
Cc: Reinhard Meyer <reinhard.meyer@emk-elektronik.de>
Tested-by: Valentin Longchamp <valentin.longchamp@keymile.com>
Tested-by: Christian Riesch <christian.riesch@omicron.at>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board/keymile/km_arm')
| -rw-r--r-- | board/keymile/km_arm/km_arm.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/board/keymile/km_arm/km_arm.c b/board/keymile/km_arm/km_arm.c index 2b2ca39..930c80e 100644 --- a/board/keymile/km_arm/km_arm.c +++ b/board/keymile/km_arm/km_arm.c @@ -408,57 +408,6 @@ int hush_init_var(void) } #endif -#if defined(CONFIG_BOOTCOUNT_LIMIT) -const ulong patterns[] = { 0x00000000, - 0xFFFFFFFF, - 0xFF00FF00, - 0x0F0F0F0F, - 0xF0F0F0F0}; -const ulong NBR_OF_PATTERNS = ARRAY_SIZE(patterns); -const ulong OFFS_PATTERN = 3; -const ulong REPEAT_PATTERN = 1000; - -void bootcount_store(ulong a) -{ - ulong *save_addr; - ulong size = 0; - int i; - - for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) - size += gd->bd->bi_dram[i].size; - save_addr = (ulong *)(size - BOOTCOUNT_ADDR); - writel(a, save_addr); - writel(BOOTCOUNT_MAGIC, &save_addr[1]); - - for (i = 0; i < REPEAT_PATTERN; i++) - writel(patterns[i % NBR_OF_PATTERNS], - &save_addr[i+OFFS_PATTERN]); - -} - -ulong bootcount_load(void) -{ - ulong *save_addr; - ulong size = 0; - ulong counter = 0; - int i, tmp; - - for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) - size += gd->bd->bi_dram[i].size; - save_addr = (ulong *)(size - BOOTCOUNT_ADDR); - - counter = readl(&save_addr[0]); - - /* Is the counter reliable, check in the big pattern for bit errors */ - for (i = 0; (i < REPEAT_PATTERN) && (counter != 0); i++) { - tmp = readl(&save_addr[i+OFFS_PATTERN]); - if (tmp != patterns[i % NBR_OF_PATTERNS]) - counter = 0; - } - return counter; -} -#endif - #if defined(CONFIG_SOFT_I2C) void set_sda(int state) { |