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author | GuanXuetao <gxt@mprc.pku.edu.cn> | 2011-02-26 20:08:36 +0800 |
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committer | GuanXuetao <gxt@mprc.pku.edu.cn> | 2011-03-17 09:19:14 +0800 |
commit | b08b4f8e63e60a64f81e194269be14afee396f33 (patch) | |
tree | d76aef05929a7f28f1463c72adefd8af780192c8 /arch/unicore32/include/mach/hardware.h | |
parent | fa7499ef77db8d535e3c609c8064e9ee50c0693c (diff) | |
download | linux-0-day-b08b4f8e63e60a64f81e194269be14afee396f33.tar.gz linux-0-day-b08b4f8e63e60a64f81e194269be14afee396f33.tar.xz |
unicore32 machine related files: hardware registers
This patch adds all hardware registers definitions.
Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Diffstat (limited to 'arch/unicore32/include/mach/hardware.h')
-rw-r--r-- | arch/unicore32/include/mach/hardware.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/unicore32/include/mach/hardware.h b/arch/unicore32/include/mach/hardware.h new file mode 100644 index 0000000000000..3fb7236f8d693 --- /dev/null +++ b/arch/unicore32/include/mach/hardware.h @@ -0,0 +1,45 @@ +/* + * linux/arch/unicore32/include/mach/hardware.h + * + * Code specific to PKUnity SoC and UniCore ISA + * + * Copyright (C) 2001-2010 GUAN Xue-tao + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This file contains the hardware definitions for PKUnity architecture + */ + +#ifndef __MACH_PUV3_HARDWARE_H__ +#define __MACH_PUV3_HARDWARE_H__ + +#include "PKUnity.h" + +#define io_p2v(x) ((x) - PKUNITY_IOSPACE_BASE) +#define io_v2p(x) ((x) + PKUNITY_IOSPACE_BASE) + +#ifndef __ASSEMBLY__ + +# define __REG(x) (*((volatile unsigned long *)io_p2v(x))) +# define __PREG(x) (io_v2p((unsigned long)&(x))) + +#else + +# define __REG(x) io_p2v(x) +# define __PREG(x) io_v2p(x) + +#endif + +#define PCIBIOS_MIN_IO 0x4000 /* should lower than 64KB */ +#define PCIBIOS_MIN_MEM PKUNITY_PCIMEM_BASE + +/* + * We override the standard dma-mask routines for bouncing. + */ +#define HAVE_ARCH_PCI_SET_DMA_MASK + +#define pcibios_assign_all_busses() 1 + +#endif /* __MACH_PUV3_HARDWARE_H__ */ |