2024-09-09 08:52:07 +00:00
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/*
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* arch/arm/mach-clps711x/include/mach/uncompress.h
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*
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* Copyright (C) 2000 Deep Blue Solutions Ltd
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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, MA 02111-1307 USA
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*/
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2024-09-09 08:57:42 +00:00
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#include <mach/clps711x.h>
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2024-09-09 08:52:07 +00:00
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#ifdef CONFIG_DEBUG_CLPS711X_UART2
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#define SYSFLGx SYSFLG2
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#define UARTDRx UARTDR2
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#else
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#define SYSFLGx SYSFLG1
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#define UARTDRx UARTDR1
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#endif
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2024-09-09 08:57:42 +00:00
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#define phys_reg(x) (*(volatile u32 *)(CLPS711X_PHYS_BASE + (x)))
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2024-09-09 08:52:07 +00:00
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/*
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2024-09-09 08:57:42 +00:00
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* The following code assumes the serial port has already been
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* initialized by the bootloader. If you didn't setup a port in
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* your bootloader then nothing will appear (which might be desired).
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*
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2024-09-09 08:52:07 +00:00
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* This does not append a newline
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*/
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static inline void putc(int c)
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{
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2024-09-09 08:57:42 +00:00
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while (phys_reg(SYSFLGx) & SYSFLG_UTXFF)
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2024-09-09 08:52:07 +00:00
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barrier();
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2024-09-09 08:57:42 +00:00
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phys_reg(UARTDRx) = c;
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2024-09-09 08:52:07 +00:00
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}
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static inline void flush(void)
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{
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2024-09-09 08:57:42 +00:00
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while (phys_reg(SYSFLGx) & SYSFLG_UBUSY)
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2024-09-09 08:52:07 +00:00
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barrier();
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}
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/*
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* nothing to do
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*/
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#define arch_decomp_setup()
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