LIBS-y += disk/libdisk.o
LIBS-y += drivers/bios_emulator/libatibiosemu.o
LIBS-y += drivers/block/libblock.o
+LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o
LIBS-y += drivers/dma/libdma.o
LIBS-y += drivers/fpga/libfpga.o
LIBS-y += drivers/gpio/libgpio.o
return 0;
}
#endif
-
-#ifdef CONFIG_BOOTCOUNT_LIMIT
-/*
- * We combine the BOOTCOUNT_MAGIC and bootcount in one 32-bit register.
- * This is done so we need to use only one of the four GPBR registers.
- */
-void bootcount_store (ulong a)
-{
- at91_gpbr_t *gpbr = (at91_gpbr_t *) ATMEL_BASE_GPBR;
-
- writel((BOOTCOUNT_MAGIC & 0xffff0000) | (a & 0x0000ffff),
- &gpbr->reg[AT91_GPBR_INDEX_BOOTCOUNT]);
-}
-
-ulong bootcount_load (void)
-{
- at91_gpbr_t *gpbr = (at91_gpbr_t *) ATMEL_BASE_GPBR;
-
- ulong val = readl(&gpbr->reg[AT91_GPBR_INDEX_BOOTCOUNT]);
- if ((val & 0xffff0000) != (BOOTCOUNT_MAGIC & 0xffff0000))
- return 0;
- else
- return val & 0x0000ffff;
-}
-
-#endif /* CONFIG_BOOTCOUNT_LIMIT */
LIB = $(obj)lib$(SOC).o
-COBJS := timer.o bootcount.o
+COBJS := timer.o
SOBJS :=
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+++ /dev/null
-/*
- * Copyright 2011 Calxeda, Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <common.h>
-#include <asm/io.h>
-
-#ifdef CONFIG_BOOTCOUNT_LIMIT
-void bootcount_store(ulong a)
-{
- writel((BOOTCOUNT_MAGIC & 0xffff0000) | a, CONFIG_SYS_BOOTCOUNT_ADDR);
-}
-
-ulong bootcount_load(void)
-{
- u32 tmp = readl(CONFIG_SYS_BOOTCOUNT_ADDR);
-
- if ((tmp & 0xffff0000) != (BOOTCOUNT_MAGIC & 0xffff0000))
- return 0;
- else
- return tmp & 0x0000ffff;
-}
-#endif
}
*/
-#ifdef CONFIG_BOOTCOUNT_LIMIT
-
-void bootcount_store (ulong a)
-{
- volatile ulong *save_addr = (volatile ulong *)(CONFIG_SYS_BOOTCOUNT_ADDR);
-
- save_addr[0] = a;
- save_addr[1] = BOOTCOUNT_MAGIC;
-}
-
-ulong bootcount_load (void)
-{
- volatile ulong *save_addr = (volatile ulong *)(CONFIG_SYS_BOOTCOUNT_ADDR);
-
- if (save_addr[1] != BOOTCOUNT_MAGIC)
- return 0;
- else
- return save_addr[0];
-}
-
-#endif /* CONFIG_BOOTCOUNT_LIMIT */
-
int cpu_eth_init(bd_t *bis)
{
#ifdef CONFIG_IXP4XX_NPE
CEXTRA := initcode.o
SEXTRA := start.o
SOBJS := interrupt.o cache.o
-COBJS-$(CONFIG_BOOTCOUNT_LIMIT) += bootcount.o
COBJS-y += cpu.o
COBJS-y += gpio.o
COBJS-y += interrupts.o
+++ /dev/null
-/*
- * 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;
-}
COBJS-$(CONFIG_BAT_RW) += bat_rw.o
COBJS-y += board.o
COBJS-y += bootm.o
-COBJS-$(CONFIG_BOOTCOUNT_LIMIT) += bootcount.o
COBJS-y += cache.o
COBJS-y += extable.o
COBJS-y += interrupts.o
+++ /dev/null
-/*
- * (C) Copyright 2010
- * Stefan Roese, DENX Software Engineering, sr@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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 that 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/io.h>
-
-/*
- * Only override CONFIG_SYS_BOOTCOUNT_ADDR if not already defined. This
- * way, some boards can define it directly in their config header.
- */
-#if !defined(CONFIG_SYS_BOOTCOUNT_ADDR)
-
-#if defined(CONFIG_MPC5xxx)
-#define CONFIG_SYS_BOOTCOUNT_ADDR (MPC5XXX_CDM_BRDCRMB)
-#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
-#endif /* defined(CONFIG_MPC5xxx) */
-
-#if defined(CONFIG_MPC512X)
-#define CONFIG_SYS_BOOTCOUNT_ADDR (&((immap_t *)CONFIG_SYS_IMMR)->clk.bcr)
-#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
-#endif /* defined(CONFIG_MPC512X) */
-
-#if defined(CONFIG_8xx)
-#define CONFIG_SYS_BOOTCOUNT_ADDR (((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + \
- CPM_BOOTCOUNT_ADDR)
-#endif /* defined(CONFIG_8xx) */
-
-#if defined(CONFIG_MPC8260)
-#include <asm/cpm_8260.h>
-
-#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_IMMR + CPM_BOOTCOUNT_ADDR)
-#endif /* defined(CONFIG_MPC8260) */
-
-#if defined(CONFIG_QE)
-#include <asm/immap_qe.h>
-
-#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_IMMR + 0x110000 + \
- QE_MURAM_SIZE - 2 * sizeof(u32))
-#endif /* defined(CONFIG_MPC8360) */
-
-#if defined(CONFIG_4xx)
-#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_OCM_DATA_ADDR + \
- CONFIG_SYS_BOOTCOUNT_ADDR)
-#endif /* defined(CONFIG_4xx) */
-
-#endif /* !defined(CONFIG_SYS_BOOTCOUNT_ADDR) */
-
-void bootcount_store(ulong a)
-{
- void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR;
-
-#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD)
- out_be32(reg, (BOOTCOUNT_MAGIC & 0xffff0000) | a);
-#else
- out_be32(reg, a);
- out_be32(reg + 4, BOOTCOUNT_MAGIC);
-#endif
-}
-
-ulong bootcount_load(void)
-{
- void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR;
-
-#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD)
- u32 tmp = in_be32(reg);
-
- if ((tmp & 0xffff0000) != (BOOTCOUNT_MAGIC & 0xffff0000))
- return 0;
- else
- return (tmp & 0x0000ffff);
-#else
- if (in_be32(reg + 4) != BOOTCOUNT_MAGIC)
- return 0;
- else
- return in_be32(reg);
-#endif
-}
}
#endif
-#if defined(CONFIG_BOOTCOUNT_LIMIT)
-void bootcount_store(ulong a)
-{
- struct davinci_rtc *reg =
- (struct davinci_rtc *)CONFIG_SYS_BOOTCOUNT_ADDR;
-
- /*
- * write RTC kick register to enable write
- * for RTC Scratch registers. Scratch0 and 1 are
- * used for bootcount values.
- */
- writel(RTC_KICK0R_WE, ®->kick0r);
- writel(RTC_KICK1R_WE, ®->kick1r);
- out_be32(®->scratch0, a);
- out_be32(®->scratch1, BOOTCOUNT_MAGIC);
-}
-
-ulong bootcount_load(void)
-{
- struct davinci_rtc *reg =
- (struct davinci_rtc *)CONFIG_SYS_BOOTCOUNT_ADDR;
-
- if (in_be32(®->scratch1) != BOOTCOUNT_MAGIC)
- return 0;
- else
- return in_be32(®->scratch0);
-}
-#endif
-
ulong post_word_load(void)
{
struct davinci_rtc *reg =
}
#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)
{
davinci_hw_watchdog_reset();
}
#endif
-
-#if defined(CONFIG_BOOTCOUNT_LIMIT)
-void bootcount_store(ulong a)
-{
- struct davinci_rtc *reg =
- (struct davinci_rtc *)CONFIG_SYS_BOOTCOUNT_ADDR;
-
- /*
- * write RTC kick register to enable write
- * for RTC Scratch registers. Scratch0 and 1 are
- * used for bootcount values.
- */
- writel(RTC_KICK0R_WE, ®->kick0r);
- writel(RTC_KICK1R_WE, ®->kick1r);
- writel(a, ®->scratch0);
- writel(BOOTCOUNT_MAGIC, ®->scratch1);
-}
-
-ulong bootcount_load(void)
-{
- struct davinci_rtc *reg =
- (struct davinci_rtc *)CONFIG_SYS_BOOTCOUNT_ADDR;
-
- if (readl(®->scratch1) != BOOTCOUNT_MAGIC)
- return 0;
- else
- return readl(®->scratch0);
-}
-#endif
--- /dev/null
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# 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 that 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB := $(obj)libbootcount.o
+
+COBJS-y += bootcount.o
+COBJS-$(CONFIG_AT91SAM9XE) += bootcount_at91.o
+COBJS-$(CONFIG_BLACKFIN) += bootcount_blackfin.o
+COBJS-$(CONFIG_SOC_DA8XX) += bootcount_davinci.o
+COBJS-$(CONFIG_BOOTCOUNT_RAM) += bootcount_ram.o
+
+COBJS := $(COBJS-y)
+SRCS := $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(call cmd_link_o_target, $(OBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+########################################################################
--- /dev/null
+/*
+ * (C) Copyright 2010-2012
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 that 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <bootcount.h>
+#include <linux/compiler.h>
+
+/*
+ * Only override CONFIG_SYS_BOOTCOUNT_ADDR if not already defined. This
+ * way, some boards can define it directly in their config header.
+ */
+#if !defined(CONFIG_SYS_BOOTCOUNT_ADDR)
+
+#if defined(CONFIG_MPC5xxx)
+#define CONFIG_SYS_BOOTCOUNT_ADDR (MPC5XXX_CDM_BRDCRMB)
+#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
+#endif /* defined(CONFIG_MPC5xxx) */
+
+#if defined(CONFIG_MPC512X)
+#define CONFIG_SYS_BOOTCOUNT_ADDR (&((immap_t *)CONFIG_SYS_IMMR)->clk.bcr)
+#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
+#endif /* defined(CONFIG_MPC512X) */
+
+#if defined(CONFIG_8xx)
+#define CONFIG_SYS_BOOTCOUNT_ADDR (((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + \
+ CPM_BOOTCOUNT_ADDR)
+#endif /* defined(CONFIG_8xx) */
+
+#if defined(CONFIG_MPC8260)
+#include <asm/cpm_8260.h>
+
+#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_IMMR + CPM_BOOTCOUNT_ADDR)
+#endif /* defined(CONFIG_MPC8260) */
+
+#if defined(CONFIG_QE)
+#include <asm/immap_qe.h>
+
+#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_IMMR + 0x110000 + \
+ QE_MURAM_SIZE - 2 * sizeof(u32))
+#endif /* defined(CONFIG_MPC8360) */
+
+#if defined(CONFIG_4xx)
+#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_OCM_DATA_ADDR + \
+ CONFIG_SYS_BOOTCOUNT_ADDR)
+#endif /* defined(CONFIG_4xx) */
+
+#endif /* !defined(CONFIG_SYS_BOOTCOUNT_ADDR) */
+
+/* Now implement the generic default functions */
+#if defined(CONFIG_SYS_BOOTCOUNT_ADDR)
+__weak void bootcount_store(ulong a)
+{
+ void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR;
+
+#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD)
+ raw_bootcount_store(reg, (BOOTCOUNT_MAGIC & 0xffff0000) | a);
+#else
+ raw_bootcount_store(reg, a);
+ raw_bootcount_store(reg + 4, BOOTCOUNT_MAGIC);
+#endif
+}
+
+__weak ulong bootcount_load(void)
+{
+ void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR;
+
+#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD)
+ u32 tmp = raw_bootcount_load(reg);
+
+ if ((tmp & 0xffff0000) != (BOOTCOUNT_MAGIC & 0xffff0000))
+ return 0;
+ else
+ return (tmp & 0x0000ffff);
+#else
+ if (raw_bootcount_load(reg + 4) != BOOTCOUNT_MAGIC)
+ return 0;
+ else
+ return raw_bootcount_load(reg);
+#endif
+}
+#endif
--- /dev/null
+/*
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 that 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.
+ *
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/at91_gpbr.h>
+
+/*
+ * We combine the BOOTCOUNT_MAGIC and bootcount in one 32-bit register.
+ * This is done so we need to use only one of the four GPBR registers.
+ */
+void bootcount_store(ulong a)
+{
+ at91_gpbr_t *gpbr = (at91_gpbr_t *) ATMEL_BASE_GPBR;
+
+ writel((BOOTCOUNT_MAGIC & 0xffff0000) | (a & 0x0000ffff),
+ &gpbr->reg[AT91_GPBR_INDEX_BOOTCOUNT]);
+}
+
+ulong bootcount_load(void)
+{
+ at91_gpbr_t *gpbr = (at91_gpbr_t *) ATMEL_BASE_GPBR;
+
+ ulong val = readl(&gpbr->reg[AT91_GPBR_INDEX_BOOTCOUNT]);
+ if ((val & 0xffff0000) != (BOOTCOUNT_MAGIC & 0xffff0000))
+ return 0;
+ else
+ return val & 0x0000ffff;
+}
--- /dev/null
+/*
+ * 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;
+}
--- /dev/null
+/*
+ * (C) Copyright 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 that 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.
+ *
+ */
+
+#include <bootcount.h>
+#include <asm/arch/da850_lowlevel.h>
+#include <asm/arch/davinci_misc.h>
+
+void bootcount_store(ulong a)
+{
+ struct davinci_rtc *reg =
+ (struct davinci_rtc *)CONFIG_SYS_BOOTCOUNT_ADDR;
+
+ /*
+ * write RTC kick register to enable write
+ * for RTC Scratch registers. Scratch0 and 1 are
+ * used for bootcount values.
+ */
+ writel(RTC_KICK0R_WE, ®->kick0r);
+ writel(RTC_KICK1R_WE, ®->kick1r);
+ raw_bootcount_store(®->scratch0, a);
+ raw_bootcount_store(®->scratch1, BOOTCOUNT_MAGIC);
+}
+
+ulong bootcount_load(void)
+{
+ struct davinci_rtc *reg =
+ (struct davinci_rtc *)CONFIG_SYS_BOOTCOUNT_ADDR;
+
+ if (raw_bootcount_load(®->scratch1) != BOOTCOUNT_MAGIC)
+ return 0;
+ else
+ return raw_bootcount_load(®->scratch0);
+}
--- /dev/null
+/*
+ * (C) Copyright 2010
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 that 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.
+ *
+ */
+
+#include <common.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+const ulong patterns[] = { 0x00000000,
+ 0xFFFFFFFF,
+ 0xFF00FF00,
+ 0x0F0F0F0F,
+ 0xF0F0F0F0};
+const ulong NBR_OF_PATTERNS = sizeof(patterns) / sizeof(*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;
+}
--- /dev/null
+/*
+ * (C) Copyright 2012
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 that 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.
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/byteorder.h>
+
+#if !defined(CONFIG_SYS_BOOTCOUNT_LE) && !defined(CONFIG_SYS_BOOTCOUNT_BE)
+# if __BYTE_ORDER == __LITTLE_ENDIAN
+# define CONFIG_SYS_BOOTCOUNT_LE
+# else
+# define CONFIG_SYS_BOOTCOUNT_BE
+# endif
+#endif
+
+#ifdef CONFIG_SYS_BOOTCOUNT_LE
+static inline void raw_bootcount_store(volatile u32 *addr, u32 data)
+{
+ out_le32(addr, data);
+}
+
+static inline u32 raw_bootcount_load(volatile u32 *addr)
+{
+ return in_le32(addr);
+}
+#else
+static inline void raw_bootcount_store(volatile u32 *addr, u32 data)
+{
+ out_be32(addr, data);
+}
+
+static inline u32 raw_bootcount_load(volatile u32 *addr)
+{
+ return in_be32(addr);
+}
+#endif
#define CONFIG_SYS_INIT_SP_ADDR (0x8001ff00)
#define CONFIG_BOOTCOUNT_LIMIT
+#define CONFIG_SYS_BOOTCOUNT_LE /* Use little-endian accessors */
#define CONFIG_SYS_BOOTCOUNT_ADDR DAVINCI_RTC_BASE
#ifndef __ASSEMBLY__
#define CONFIG_BOOTCOUNT_LIMIT
#define CONFIG_SYS_BOOTCOUNT_ADDR DAVINCI_RTC_BASE
+#define CONFIG_SYS_BOOTCOUNT_BE
#define CONFIG_SYS_NAND_U_BOOT_DST 0xc0080000
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x60004000
#define CONFIG_BAUDRATE 38400
#define CONFIG_BOOTCOUNT_LIMIT
+#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
+#define CONFIG_SYS_BOOTCOUNT_LE /* Use little-endian accessors */
#define CONFIG_SYS_BOOTCOUNT_ADDR 0xfff3cf0c
#define CONFIG_MISC_INIT_R
#define CONFIG_KM_RESERVED_PRAM 0x801000
/* address for the bootcount (taken from end of RAM) */
#define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM)
+/* Use generic bootcount RAM driver */
+#define CONFIG_BOOTCOUNT_RAM
/* enable POST tests */
#define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS)
projects / oweals / u-boot.git / commitdiff