85 lines
3.1 KiB
C
85 lines
3.1 KiB
C
/***************************************************************************
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* Copyright (C) 2004, 2005 by Dominic Rath *
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* Dominic.Rath@gmx.de *
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* *
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* Copyright (C) 2007,2008 Øyvind Harboe *
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* oyvind.harboe@zylin.com *
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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 *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifndef TYPES_H
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#define TYPES_H
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifndef u8
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typedef unsigned char u8;
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#endif
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#ifndef u16
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typedef unsigned short u16;
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#endif
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#ifndef u32
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typedef unsigned int u32;
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#endif
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#ifndef u64
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typedef unsigned long long u64;
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#endif
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typedef struct jtag_tap_s jtag_tap_t;
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/* DANGER!!!! here be dragons! Note that the pointer in
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* memory might be unaligned. On some CPU's, i.e. ARM7,
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* the 2 lsb are ignored for 32 bit access, on others
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* it will cause an exception and on e.g. x86, it works
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* the same as if aligned.
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*/
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#define le_to_h_u32(x) ((u32)((x)[0] | (x)[1] << 8 | (x)[2] << 16 | (x)[3] << 24))
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#define le_to_h_u16(x) ((u16)((x)[0] | (x)[1] << 8))
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#define be_to_h_u32(x) ((u32)((x)[3] | (x)[2] << 8 | (x)[1] << 16 | (x)[0] << 24))
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#define be_to_h_u16(x) ((u16)((x)[1] | (x)[0] << 8))
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#define h_u32_to_le(buf, val) do {\
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(buf)[3] = ((val) & 0xff000000) >> 24;\
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(buf)[2] = ((val) & 0x00ff0000) >> 16;\
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(buf)[1] = ((val) & 0x0000ff00) >> 8;\
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(buf)[0] = ((val) & 0x000000ff);\
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} while (0)
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#define h_u32_to_be(buf, val) do {\
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(buf)[0] = ((val) & 0xff000000) >> 24;\
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(buf)[1] = ((val) & 0x00ff0000) >> 16;\
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(buf)[2] = ((val) & 0x0000ff00) >> 8;\
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(buf)[3] = ((val) & 0x000000ff);\
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} while (0)
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#define h_u16_to_le(buf, val) do {\
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(buf)[1] = ((val) & 0xff00) >> 8;\
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(buf)[0] = ((val) & 0x00ff) >> 0;\
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} while (0)
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#define h_u16_to_be(buf, val) do {\
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(buf)[0] = ((val) & 0xff00) >> 8;\
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(buf)[1] = ((val) & 0x00ff) >> 0;\
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} while (0)
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#endif /* TYPES_H */
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