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1 | /* |
2 | * linux/include/asm-arm/arch-aaec2000/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 | ||
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14 | #include <asm/sizes.h> |
15 | #include <asm/arch/aaec2000.h> | |
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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 */ |