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5b8e76c35e
There was for long time no activity in the 8xx area. We need to go further and convert to Kconfig, but it turned out, nobody is interested anymore in 8xx, so remove it (with a heavy heart, knowing that I remove here the root of U-Boot). Signed-off-by: Heiko Schocher <hs@denx.de>
77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
/*
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* (C) Copyright 2010-2012
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* Stefan Roese, DENX Software Engineering, sr@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <bootcount.h>
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#include <linux/compiler.h>
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/*
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* Only override CONFIG_SYS_BOOTCOUNT_ADDR if not already defined. This
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* way, some boards can define it directly in their config header.
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*/
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#if !defined(CONFIG_SYS_BOOTCOUNT_ADDR)
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#if defined(CONFIG_MPC5xxx)
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#define CONFIG_SYS_BOOTCOUNT_ADDR (MPC5XXX_CDM_BRDCRMB)
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#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
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#endif /* defined(CONFIG_MPC5xxx) */
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#if defined(CONFIG_MPC512X)
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#define CONFIG_SYS_BOOTCOUNT_ADDR (&((immap_t *)CONFIG_SYS_IMMR)->clk.bcr)
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#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
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#endif /* defined(CONFIG_MPC512X) */
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#if defined(CONFIG_MPC8260)
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#include <asm/cpm_8260.h>
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#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_IMMR + CPM_BOOTCOUNT_ADDR)
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#endif /* defined(CONFIG_MPC8260) */
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#if defined(CONFIG_QE)
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#include <linux/immap_qe.h>
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#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_IMMR + 0x110000 + \
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QE_MURAM_SIZE - 2 * sizeof(u32))
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#endif /* defined(CONFIG_QE) */
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#if defined(CONFIG_4xx)
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#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_OCM_DATA_ADDR + \
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CONFIG_SYS_BOOTCOUNT_ADDR)
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#endif /* defined(CONFIG_4xx) */
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#endif /* !defined(CONFIG_SYS_BOOTCOUNT_ADDR) */
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/* Now implement the generic default functions */
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#if defined(CONFIG_SYS_BOOTCOUNT_ADDR)
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__weak void bootcount_store(ulong a)
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{
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void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR;
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#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD)
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raw_bootcount_store(reg, (BOOTCOUNT_MAGIC & 0xffff0000) | a);
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#else
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raw_bootcount_store(reg, a);
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raw_bootcount_store(reg + 4, BOOTCOUNT_MAGIC);
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#endif /* defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD */
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}
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__weak ulong bootcount_load(void)
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{
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void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR;
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#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD)
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u32 tmp = raw_bootcount_load(reg);
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if ((tmp & 0xffff0000) != (BOOTCOUNT_MAGIC & 0xffff0000))
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return 0;
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else
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return (tmp & 0x0000ffff);
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#else
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if (raw_bootcount_load(reg + 4) != BOOTCOUNT_MAGIC)
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return 0;
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else
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return raw_bootcount_load(reg);
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#endif /* defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD) */
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}
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#endif /* defined(CONFIG_SYS_BOOTCOUNT_ADDR) */
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