2005-04-16 15:20:36 -07:00
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/*
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2007-05-09 07:51:49 +02:00
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* include/asm-sh/snapgear.h
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2005-04-16 15:20:36 -07:00
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*
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* Modified version of io_se.h for the snapgear-specific functions.
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*
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* May be copied or modified under the terms of the GNU General Public
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* License. See linux/COPYING for more information.
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*
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* IO functions for a SnapGear
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*/
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#ifndef _ASM_SH_IO_SNAPGEAR_H
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#define _ASM_SH_IO_SNAPGEAR_H
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2006-09-27 15:41:24 +09:00
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#define __IO_PREFIX snapgear
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#include <asm/io_generic.h>
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2005-04-16 15:20:36 -07:00
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/*
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* We need to remember what was written to the ioport as some bits
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* are shared with other functions and you cannot read back what was
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* written :-|
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*
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* Bit Read Write
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* -----------------------------------------------
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* D0 DCD on ttySC1 power
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* D1 Reset Switch heatbeat
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* D2 ttySC0 CTS (7100) LAN
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* D3 - WAN
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* D4 ttySC0 DCD (7100) CONSOLE
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* D5 - ONLINE
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* D6 - VPN
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* D7 - DTR on ttySC1
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* D8 - ttySC0 RTS (7100)
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* D9 - ttySC0 DTR (7100)
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* D10 - RTC SCLK
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* D11 RTC DATA RTC DATA
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* D12 - RTS RESET
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*/
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2006-09-27 15:41:24 +09:00
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#define SECUREEDGE_IOPORT_ADDR ((volatile short *) 0xb0000000)
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extern unsigned short secureedge5410_ioport;
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2005-04-16 15:20:36 -07:00
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2006-09-27 15:41:24 +09:00
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#define SECUREEDGE_WRITE_IOPORT(val, mask) (*SECUREEDGE_IOPORT_ADDR = \
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(secureedge5410_ioport = \
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((secureedge5410_ioport & ~(mask)) | ((val) & (mask)))))
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#define SECUREEDGE_READ_IOPORT() \
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((*SECUREEDGE_IOPORT_ADDR&0x0817) | (secureedge5410_ioport&~0x0817))
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2005-04-16 15:20:36 -07:00
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#endif /* _ASM_SH_IO_SNAPGEAR_H */
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