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1 | #ifndef __ASM_SH64_PLATFORM_H |
2 | #define __ASM_SH64_PLATFORM_H | |
3 | ||
4 | /* | |
5 | * This file is subject to the terms and conditions of the GNU General Public | |
6 | * License. See the file "COPYING" in the main directory of this archive | |
7 | * for more details. | |
8 | * | |
9 | * include/asm-sh64/platform.h | |
10 | * | |
11 | * Copyright (C) 2000, 2001 Paolo Alberelli | |
12 | * | |
13 | * benedict.gaster@superh.com: 3rd May 2002 | |
14 | * Added support for ramdisk, removing statically linked romfs at the same time. | |
15 | */ | |
16 | ||
17 | #include <linux/ioport.h> | |
18 | #include <asm/irq.h> | |
19 | ||
20 | ||
21 | /* | |
22 | * Platform definition structure. | |
23 | */ | |
24 | struct sh64_platform { | |
25 | unsigned int readonly_rootfs; | |
26 | unsigned int ramdisk_flags; | |
27 | unsigned int initial_root_dev; | |
28 | unsigned int loader_type; | |
29 | unsigned int initrd_start; | |
30 | unsigned int initrd_size; | |
31 | unsigned int fpu_flags; | |
32 | unsigned int io_res_count; | |
33 | unsigned int kram_res_count; | |
34 | unsigned int xram_res_count; | |
35 | unsigned int rom_res_count; | |
36 | struct resource *io_res_p; | |
37 | struct resource *kram_res_p; | |
38 | struct resource *xram_res_p; | |
39 | struct resource *rom_res_p; | |
40 | }; | |
41 | ||
42 | extern struct sh64_platform platform_parms; | |
43 | ||
44 | extern unsigned long long memory_start, memory_end; | |
45 | ||
46 | extern unsigned long long fpu_in_use; | |
47 | ||
48 | extern int platform_int_priority[NR_INTC_IRQS]; | |
49 | ||
50 | #define FPU_FLAGS (platform_parms.fpu_flags) | |
51 | #define STANDARD_IO_RESOURCES (platform_parms.io_res_count) | |
52 | #define STANDARD_KRAM_RESOURCES (platform_parms.kram_res_count) | |
53 | #define STANDARD_XRAM_RESOURCES (platform_parms.xram_res_count) | |
54 | #define STANDARD_ROM_RESOURCES (platform_parms.rom_res_count) | |
55 | ||
56 | /* | |
57 | * Kernel Memory description, Respectively: | |
58 | * code = last but one memory descriptor | |
59 | * data = last memory descriptor | |
60 | */ | |
61 | #define code_resource (platform_parms.kram_res_p[STANDARD_KRAM_RESOURCES - 2]) | |
62 | #define data_resource (platform_parms.kram_res_p[STANDARD_KRAM_RESOURCES - 1]) | |
63 | ||
1da177e4 | 64 | #endif /* __ASM_SH64_PLATFORM_H */ |