1 /* 2 * arch/arm/mach-aaec2000/include/mach/hardware.h 3 * 4 * Copyright (c) 2005 Nicolas Bellido Y Ortega 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 */ 10 11 #ifndef __ASM_ARCH_HARDWARE_H 12 #define __ASM_ARCH_HARDWARE_H 13 14 #include <asm/sizes.h> 15 #include <mach/aaec2000.h> 16 17 /* The kernel is loaded at physical address 0xf8000000. 18 * We map the IO space a bit after 19 */ 20 #define PIO_APB_BASE 0x80000000 21 #define VIO_APB_BASE 0xf8000000 22 #define IO_APB_LENGTH 0x2000 23 #define PIO_AHB_BASE 0x80002000 24 #define VIO_AHB_BASE 0xf8002000 25 #define IO_AHB_LENGTH 0x2000 26 27 #define VIO_BASE VIO_APB_BASE 28 #define PIO_BASE PIO_APB_BASE 29 30 #define io_p2v(x) ( (x) - PIO_BASE + VIO_BASE ) 31 #define io_v2p(x) ( (x) + PIO_BASE - VIO_BASE ) 32 33 #ifndef __ASSEMBLY__ 34 35 #include <asm/types.h> 36 37 /* FIXME: Is it needed to optimize this a la pxa ?? */ 38 #define __REG(x) (*((volatile u32 *)io_p2v(x))) 39 #define __PREG(x) (io_v2p((u32)&(x))) 40 41 #else /* __ASSEMBLY__ */ 42 43 #define __REG(x) io_p2v(x) 44 #define __PREG(x) io_v2p(x) 45 46 #endif 47 48 #include "aaec2000.h" 49 50 #endif /* __ASM_ARCH_HARDWARE_H */ 51