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62ddcf05e7
- serial console on UART1 - Ethernet RMII over UCC4 - PHY SMSC LAN8700 - 64MB Flash - 128 MB DDR2 RAM - I2C - bootcount This board is similiar to the kmeter1 (8360) board, so common config options are extracted into the include/configs/km83xx-common.h file. Signed-off-by: Heiko Schocher <hs@denx.de> Acked-by: Kim Phillips <kim.phillips@freescale.com> cc: Kim Phillips <kim.phillips@freescale.com> cc: Holger Brunck <holger.brunck@keymile.com> cc: Valentin Longchamp <valentin.longchamp@keymile.com>
98 lines
2.7 KiB
C
98 lines
2.7 KiB
C
/*
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* (C) Copyright 2010
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* Stefan Roese, DENX Software Engineering, sr@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/io.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_8xx)
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#define CONFIG_SYS_BOOTCOUNT_ADDR (((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + \
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CPM_BOOTCOUNT_ADDR)
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#endif /* defined(CONFIG_8xx) */
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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 <asm/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_MPC8360) */
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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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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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out_be32(reg, (BOOTCOUNT_MAGIC & 0xffff0000) | a);
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#else
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out_be32(reg, a);
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out_be32(reg + 4, BOOTCOUNT_MAGIC);
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#endif
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}
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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 = in_be32(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 (in_be32(reg + 4) != BOOTCOUNT_MAGIC)
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return 0;
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else
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return in_be32(reg);
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#endif
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}
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