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authorChris Zankel <czankel@tensilica.com>2006-12-10 05:18:48 -0500
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-10 12:55:39 -0500
commit173d6681380aa1d60dfc35ed7178bd7811ba2784 (patch)
tree9d6d4d2c6dd791499ebab558647efb67ac88ae3a /include/asm-xtensa/fixmap.h
parentfd43fe19b830d6cd0eba08a6c6a5f71a6bd9c1b0 (diff)
[PATCH] xtensa: remove extra header files
The Xtensa port contained many header files that were never needed. This rather lengthy patch removes all those files. Unfortunately, there were many dependencies that needed to be updated, so this patch touches quite a few source files. Signed-off-by: Chris Zankel <chris@zankel.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-xtensa/fixmap.h')
-rw-r--r--include/asm-xtensa/fixmap.h252
1 files changed, 0 insertions, 252 deletions
diff --git a/include/asm-xtensa/fixmap.h b/include/asm-xtensa/fixmap.h
deleted file mode 100644
index 4423b8ad4954..000000000000
--- a/include/asm-xtensa/fixmap.h
+++ /dev/null
@@ -1,252 +0,0 @@
1/*
2 * include/asm-xtensa/fixmap.h
3 *
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
6 * for more details.
7 *
8 * Copyright (C) 2001 - 2005 Tensilica Inc.
9 */
10
11#ifndef _XTENSA_FIXMAP_H
12#define _XTENSA_FIXMAP_H
13
14#include <asm/processor.h>
15
16#ifdef CONFIG_MMU
17
18/*
19 * Here we define all the compile-time virtual addresses.
20 */
21
22#if XCHAL_SEG_MAPPABLE_VADDR != 0
23# error "Current port requires virtual user space starting at 0"
24#endif
25#if XCHAL_SEG_MAPPABLE_SIZE < 0x80000000
26# error "Current port requires at least 0x8000000 bytes for user space"
27#endif
28
29/* Verify instruction/data ram/rom and xlmi don't overlay vmalloc space. */
30
31#define __IN_VMALLOC(addr) \
32 (((addr) >= VMALLOC_START) && ((addr) < VMALLOC_END))
33#define __SPAN_VMALLOC(start,end) \
34 (((start) < VMALLOC_START) && ((end) >= VMALLOC_END))
35#define INSIDE_VMALLOC(start,end) \
36 (__IN_VMALLOC((start)) || __IN_VMALLOC(end) || __SPAN_VMALLOC((start),(end)))
37
38#if XCHAL_NUM_INSTROM
39# if XCHAL_NUM_INSTROM == 1
40# if INSIDE_VMALLOC(XCHAL_INSTROM0_VADDR,XCHAL_INSTROM0_VADDR+XCHAL_INSTROM0_SIZE)
41# error vmalloc range conflicts with instrom0
42# endif
43# endif
44# if XCHAL_NUM_INSTROM == 2
45# if INSIDE_VMALLOC(XCHAL_INSTROM1_VADDR,XCHAL_INSTROM1_VADDR+XCHAL_INSTROM1_SIZE)
46# error vmalloc range conflicts with instrom1
47# endif
48# endif
49#endif
50
51#if XCHAL_NUM_INSTRAM
52# if XCHAL_NUM_INSTRAM == 1
53# if INSIDE_VMALLOC(XCHAL_INSTRAM0_VADDR,XCHAL_INSTRAM0_VADDR+XCHAL_INSTRAM0_SIZE)
54# error vmalloc range conflicts with instram0
55# endif
56# endif
57# if XCHAL_NUM_INSTRAM == 2
58# if INSIDE_VMALLOC(XCHAL_INSTRAM1_VADDR,XCHAL_INSTRAM1_VADDR+XCHAL_INSTRAM1_SIZE)
59# error vmalloc range conflicts with instram1
60# endif
61# endif
62#endif
63
64#if XCHAL_NUM_DATAROM
65# if XCHAL_NUM_DATAROM == 1
66# if INSIDE_VMALLOC(XCHAL_DATAROM0_VADDR,XCHAL_DATAROM0_VADDR+XCHAL_DATAROM0_SIZE)
67# error vmalloc range conflicts with datarom0
68# endif
69# endif
70# if XCHAL_NUM_DATAROM == 2
71# if INSIDE_VMALLOC(XCHAL_DATAROM1_VADDR,XCHAL_DATAROM1_VADDR+XCHAL_DATAROM1_SIZE)
72# error vmalloc range conflicts with datarom1
73# endif
74# endif
75#endif
76
77#if XCHAL_NUM_DATARAM
78# if XCHAL_NUM_DATARAM == 1
79# if INSIDE_VMALLOC(XCHAL_DATARAM0_VADDR,XCHAL_DATARAM0_VADDR+XCHAL_DATARAM0_SIZE)
80# error vmalloc range conflicts with dataram0
81# endif
82# endif
83# if XCHAL_NUM_DATARAM == 2
84# if INSIDE_VMALLOC(XCHAL_DATARAM1_VADDR,XCHAL_DATARAM1_VADDR+XCHAL_DATARAM1_SIZE)
85# error vmalloc range conflicts with dataram1
86# endif
87# endif
88#endif
89
90#if XCHAL_NUM_XLMI
91# if XCHAL_NUM_XLMI == 1
92# if INSIDE_VMALLOC(XCHAL_XLMI0_VADDR,XCHAL_XLMI0_VADDR+XCHAL_XLMI0_SIZE)
93# error vmalloc range conflicts with xlmi0
94# endif
95# endif
96# if XCHAL_NUM_XLMI == 2
97# if INSIDE_VMALLOC(XCHAL_XLMI1_VADDR,XCHAL_XLMI1_VADDR+XCHAL_XLMI1_SIZE)
98# error vmalloc range conflicts with xlmi1
99# endif
100# endif
101#endif
102
103#if (XCHAL_NUM_INSTROM > 2) || \
104 (XCHAL_NUM_INSTRAM > 2) || \
105 (XCHAL_NUM_DATARAM > 2) || \
106 (XCHAL_NUM_DATAROM > 2) || \
107 (XCHAL_NUM_XLMI > 2)
108# error Insufficient checks on vmalloc above for more than 2 devices
109#endif
110
111/*
112 * USER_VM_SIZE does not necessarily equal TASK_SIZE. We bumped
113 * TASK_SIZE down to 0x4000000 to simplify the handling of windowed
114 * call instructions (currently limited to a range of 1 GByte). User
115 * tasks may very well reclaim the VM space from 0x40000000 to
116 * 0x7fffffff in the future, so we do not want the kernel becoming
117 * accustomed to having any of its stuff (e.g., page tables) in this
118 * region. This VM region is no-man's land for now.
119 */
120
121#define USER_VM_START XCHAL_SEG_MAPPABLE_VADDR
122#define USER_VM_SIZE 0x80000000
123
124/* Size of page table: */
125
126#define PGTABLE_SIZE_BITS (32 - XCHAL_MMU_MIN_PTE_PAGE_SIZE + 2)
127#define PGTABLE_SIZE (1L << PGTABLE_SIZE_BITS)
128
129/* All kernel-mappable space: */
130
131#define KERNEL_ALLMAP_START (USER_VM_START + USER_VM_SIZE)
132#define KERNEL_ALLMAP_SIZE (XCHAL_SEG_MAPPABLE_SIZE - KERNEL_ALLMAP_START)
133
134/* Carve out page table at start of kernel-mappable area: */
135
136#if KERNEL_ALLMAP_SIZE < PGTABLE_SIZE
137#error "Gimme some space for page table!"
138#endif
139#define PGTABLE_START KERNEL_ALLMAP_START
140
141/* Remaining kernel-mappable space: */
142
143#define KERNEL_MAPPED_START (KERNEL_ALLMAP_START + PGTABLE_SIZE)
144#define KERNEL_MAPPED_SIZE (KERNEL_ALLMAP_SIZE - PGTABLE_SIZE)
145
146#if KERNEL_MAPPED_SIZE < 0x01000000 /* 16 MB is arbitrary for now */
147# error "Shouldn't the kernel have at least *some* mappable space?"
148#endif
149
150#define MAX_LOW_MEMORY XCHAL_KSEG_CACHED_SIZE
151
152#endif
153
154/*
155 * Some constants used elsewhere, but perhaps only in Xtensa header
156 * files, so maybe we can get rid of some and access compile-time HAL
157 * directly...
158 *
159 * Note: We assume that system RAM is located at the very start of the
160 * kernel segments !!
161 */
162#define KERNEL_VM_LOW XCHAL_KSEG_CACHED_VADDR
163#define KERNEL_VM_HIGH XCHAL_KSEG_BYPASS_VADDR
164#define KERNEL_SPACE XCHAL_KSEG_CACHED_VADDR
165
166/*
167 * Returns the physical/virtual addresses of the kernel space
168 * (works with the cached kernel segment only, which is the
169 * one normally used for kernel operation).
170 */
171
172/* PHYSICAL BYPASS CACHED
173 *
174 * bypass vaddr bypass paddr * cached vaddr
175 * cached vaddr cached paddr bypass vaddr *
176 * bypass paddr * bypass vaddr cached vaddr
177 * cached paddr * bypass vaddr cached vaddr
178 * other * * *
179 */
180
181#define PHYSADDR(a) \
182(((unsigned)(a) >= XCHAL_KSEG_BYPASS_VADDR \
183 && (unsigned)(a) < XCHAL_KSEG_BYPASS_VADDR + XCHAL_KSEG_BYPASS_SIZE) ? \
184 (unsigned)(a) - XCHAL_KSEG_BYPASS_VADDR + XCHAL_KSEG_BYPASS_PADDR : \
185 ((unsigned)(a) >= XCHAL_KSEG_CACHED_VADDR \
186 && (unsigned)(a) < XCHAL_KSEG_CACHED_VADDR + XCHAL_KSEG_CACHED_SIZE) ? \
187 (unsigned)(a) - XCHAL_KSEG_CACHED_VADDR + XCHAL_KSEG_CACHED_PADDR : \
188 (unsigned)(a))
189
190#define BYPASS_ADDR(a) \
191(((unsigned)(a) >= XCHAL_KSEG_BYPASS_PADDR \
192 && (unsigned)(a) < XCHAL_KSEG_BYPASS_PADDR + XCHAL_KSEG_BYPASS_SIZE) ? \
193 (unsigned)(a) - XCHAL_KSEG_BYPASS_PADDR + XCHAL_KSEG_BYPASS_VADDR : \
194 ((unsigned)(a) >= XCHAL_KSEG_CACHED_PADDR \
195 && (unsigned)(a) < XCHAL_KSEG_CACHED_PADDR + XCHAL_KSEG_CACHED_SIZE) ? \
196 (unsigned)(a) - XCHAL_KSEG_CACHED_PADDR + XCHAL_KSEG_BYPASS_VADDR : \
197 ((unsigned)(a) >= XCHAL_KSEG_CACHED_VADDR \
198 && (unsigned)(a) < XCHAL_KSEG_CACHED_VADDR+XCHAL_KSEG_CACHED_SIZE)? \
199 (unsigned)(a) - XCHAL_KSEG_CACHED_VADDR+XCHAL_KSEG_BYPASS_VADDR: \
200 (unsigned)(a))
201
202#define CACHED_ADDR(a) \
203(((unsigned)(a) >= XCHAL_KSEG_BYPASS_PADDR \
204 && (unsigned)(a) < XCHAL_KSEG_BYPASS_PADDR + XCHAL_KSEG_BYPASS_SIZE) ? \
205 (unsigned)(a) - XCHAL_KSEG_BYPASS_PADDR + XCHAL_KSEG_CACHED_VADDR : \
206 ((unsigned)(a) >= XCHAL_KSEG_CACHED_PADDR \
207 && (unsigned)(a) < XCHAL_KSEG_CACHED_PADDR + XCHAL_KSEG_CACHED_SIZE) ? \
208 (unsigned)(a) - XCHAL_KSEG_CACHED_PADDR + XCHAL_KSEG_CACHED_VADDR : \
209 ((unsigned)(a) >= XCHAL_KSEG_BYPASS_VADDR \
210 && (unsigned)(a) < XCHAL_KSEG_BYPASS_VADDR+XCHAL_KSEG_BYPASS_SIZE) ? \
211 (unsigned)(a) - XCHAL_KSEG_BYPASS_VADDR+XCHAL_KSEG_CACHED_VADDR : \
212 (unsigned)(a))
213
214#define PHYSADDR_IO(a) \
215(((unsigned)(a) >= XCHAL_KIO_BYPASS_VADDR \
216 && (unsigned)(a) < XCHAL_KIO_BYPASS_VADDR + XCHAL_KIO_BYPASS_SIZE) ? \
217 (unsigned)(a) - XCHAL_KIO_BYPASS_VADDR + XCHAL_KIO_BYPASS_PADDR : \
218 ((unsigned)(a) >= XCHAL_KIO_CACHED_VADDR \
219 && (unsigned)(a) < XCHAL_KIO_CACHED_VADDR + XCHAL_KIO_CACHED_SIZE) ? \
220 (unsigned)(a) - XCHAL_KIO_CACHED_VADDR + XCHAL_KIO_CACHED_PADDR : \
221 (unsigned)(a))
222
223#define BYPASS_ADDR_IO(a) \
224(((unsigned)(a) >= XCHAL_KIO_BYPASS_PADDR \
225 && (unsigned)(a) < XCHAL_KIO_BYPASS_PADDR + XCHAL_KIO_BYPASS_SIZE) ? \
226 (unsigned)(a) - XCHAL_KIO_BYPASS_PADDR + XCHAL_KIO_BYPASS_VADDR : \
227 ((unsigned)(a) >= XCHAL_KIO_CACHED_PADDR \
228 && (unsigned)(a) < XCHAL_KIO_CACHED_PADDR + XCHAL_KIO_CACHED_SIZE) ? \
229 (unsigned)(a) - XCHAL_KIO_CACHED_PADDR + XCHAL_KIO_BYPASS_VADDR : \
230 ((unsigned)(a) >= XCHAL_KIO_CACHED_VADDR \
231 && (unsigned)(a) < XCHAL_KIO_CACHED_VADDR + XCHAL_KIO_CACHED_SIZE) ? \
232 (unsigned)(a) - XCHAL_KIO_CACHED_VADDR + XCHAL_KIO_BYPASS_VADDR : \
233 (unsigned)(a))
234
235#define CACHED_ADDR_IO(a) \
236(((unsigned)(a) >= XCHAL_KIO_BYPASS_PADDR \
237 && (unsigned)(a) < XCHAL_KIO_BYPASS_PADDR + XCHAL_KIO_BYPASS_SIZE) ? \
238 (unsigned)(a) - XCHAL_KIO_BYPASS_PADDR + XCHAL_KIO_CACHED_VADDR : \
239 ((unsigned)(a) >= XCHAL_KIO_CACHED_PADDR \
240 && (unsigned)(a) < XCHAL_KIO_CACHED_PADDR + XCHAL_KIO_CACHED_SIZE) ? \
241 (unsigned)(a) - XCHAL_KIO_CACHED_PADDR + XCHAL_KIO_CACHED_VADDR : \
242 ((unsigned)(a) >= XCHAL_KIO_BYPASS_VADDR \
243 && (unsigned)(a) < XCHAL_KIO_BYPASS_VADDR + XCHAL_KIO_BYPASS_SIZE) ? \
244 (unsigned)(a) - XCHAL_KIO_BYPASS_VADDR + XCHAL_KIO_CACHED_VADDR : \
245 (unsigned)(a))
246
247#endif /* _XTENSA_ADDRSPACE_H */
248
249
250
251
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