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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _MCF_PGTABLE_H
3#define _MCF_PGTABLE_H
4
5#include <asm/mcfmmu.h>
6#include <asm/page.h>
7
8/*
9 * MMUDR bits, in proper place. We write these directly into the MMUDR
10 * after masking from the pte.
11 */
12#define CF_PAGE_LOCKED MMUDR_LK /* 0x00000002 */
13#define CF_PAGE_EXEC MMUDR_X /* 0x00000004 */
14#define CF_PAGE_WRITABLE MMUDR_W /* 0x00000008 */
15#define CF_PAGE_READABLE MMUDR_R /* 0x00000010 */
16#define CF_PAGE_SYSTEM MMUDR_SP /* 0x00000020 */
17#define CF_PAGE_COPYBACK MMUDR_CM_CCB /* 0x00000040 */
18#define CF_PAGE_NOCACHE MMUDR_CM_NCP /* 0x00000080 */
19
20#define CF_CACHEMASK (~MMUDR_CM_CCB)
21#define CF_PAGE_MMUDR_MASK 0x000000fe
22
23#define _PAGE_NOCACHE030 CF_PAGE_NOCACHE
24
25/*
26 * MMUTR bits, need shifting down.
27 */
28#define CF_PAGE_MMUTR_MASK 0x00000c00
29#define CF_PAGE_MMUTR_SHIFT 10
30
31#define CF_PAGE_VALID (MMUTR_V << CF_PAGE_MMUTR_SHIFT)
32#define CF_PAGE_SHARED (MMUTR_SG << CF_PAGE_MMUTR_SHIFT)
33
34/*
35 * Fake bits, not implemented in CF, will get masked out before
36 * hitting hardware.
37 */
38#define CF_PAGE_DIRTY 0x00000001
39#define CF_PAGE_ACCESSED 0x00001000
40
41#define _PAGE_CACHE040 0x020 /* 68040 cache mode, cachable, copyback */
42#define _PAGE_NOCACHE_S 0x040 /* 68040 no-cache mode, serialized */
43#define _PAGE_NOCACHE 0x060 /* 68040 cache mode, non-serialized */
44#define _PAGE_CACHE040W 0x000 /* 68040 cache mode, cachable, write-through */
45#define _DESCTYPE_MASK 0x003
46#define _CACHEMASK040 (~0x060)
47#define _PAGE_GLOBAL040 0x400 /* 68040 global bit, used for kva descs */
48
49/*
50 * Externally used page protection values.
51 */
52#define _PAGE_PRESENT (CF_PAGE_VALID)
53#define _PAGE_ACCESSED (CF_PAGE_ACCESSED)
54#define _PAGE_DIRTY (CF_PAGE_DIRTY)
55#define _PAGE_READWRITE (CF_PAGE_READABLE \
56 | CF_PAGE_WRITABLE \
57 | CF_PAGE_SYSTEM \
58 | CF_PAGE_SHARED)
59
60/*
61 * Compound page protection values.
62 */
63#define PAGE_NONE __pgprot(CF_PAGE_VALID \
64 | CF_PAGE_ACCESSED)
65
66#define PAGE_SHARED __pgprot(CF_PAGE_VALID \
67 | CF_PAGE_ACCESSED \
68 | CF_PAGE_SHARED)
69
70#define PAGE_INIT __pgprot(CF_PAGE_VALID \
71 | CF_PAGE_READABLE \
72 | CF_PAGE_WRITABLE \
73 | CF_PAGE_EXEC \
74 | CF_PAGE_SYSTEM)
75
76#define PAGE_KERNEL __pgprot(CF_PAGE_VALID \
77 | CF_PAGE_ACCESSED \
78 | CF_PAGE_READABLE \
79 | CF_PAGE_WRITABLE \
80 | CF_PAGE_EXEC \
81 | CF_PAGE_SYSTEM \
82 | CF_PAGE_SHARED)
83
84#define PAGE_COPY __pgprot(CF_PAGE_VALID \
85 | CF_PAGE_ACCESSED \
86 | CF_PAGE_READABLE \
87 | CF_PAGE_DIRTY)
88
89/*
90 * Page protections for initialising protection_map. See mm/mmap.c
91 * for use. In general, the bit positions are xwr, and P-items are
92 * private, the S-items are shared.
93 */
94#define __P000 PAGE_NONE
95#define __P001 __pgprot(CF_PAGE_VALID \
96 | CF_PAGE_ACCESSED \
97 | CF_PAGE_READABLE)
98#define __P010 __pgprot(CF_PAGE_VALID \
99 | CF_PAGE_ACCESSED \
100 | CF_PAGE_WRITABLE)
101#define __P011 __pgprot(CF_PAGE_VALID \
102 | CF_PAGE_ACCESSED \
103 | CF_PAGE_READABLE \
104 | CF_PAGE_WRITABLE)
105#define __P100 __pgprot(CF_PAGE_VALID \
106 | CF_PAGE_ACCESSED \
107 | CF_PAGE_EXEC)
108#define __P101 __pgprot(CF_PAGE_VALID \
109 | CF_PAGE_ACCESSED \
110 | CF_PAGE_READABLE \
111 | CF_PAGE_EXEC)
112#define __P110 __pgprot(CF_PAGE_VALID \
113 | CF_PAGE_ACCESSED \
114 | CF_PAGE_WRITABLE \
115 | CF_PAGE_EXEC)
116#define __P111 __pgprot(CF_PAGE_VALID \
117 | CF_PAGE_ACCESSED \
118 | CF_PAGE_READABLE \
119 | CF_PAGE_WRITABLE \
120 | CF_PAGE_EXEC)
121
122#define __S000 PAGE_NONE
123#define __S001 __pgprot(CF_PAGE_VALID \
124 | CF_PAGE_ACCESSED \
125 | CF_PAGE_READABLE)
126#define __S010 PAGE_SHARED
127#define __S011 __pgprot(CF_PAGE_VALID \
128 | CF_PAGE_ACCESSED \
129 | CF_PAGE_SHARED \
130 | CF_PAGE_READABLE)
131#define __S100 __pgprot(CF_PAGE_VALID \
132 | CF_PAGE_ACCESSED \
133 | CF_PAGE_EXEC)
134#define __S101 __pgprot(CF_PAGE_VALID \
135 | CF_PAGE_ACCESSED \
136 | CF_PAGE_READABLE \
137 | CF_PAGE_EXEC)
138#define __S110 __pgprot(CF_PAGE_VALID \
139 | CF_PAGE_ACCESSED \
140 | CF_PAGE_SHARED \
141 | CF_PAGE_EXEC)
142#define __S111 __pgprot(CF_PAGE_VALID \
143 | CF_PAGE_ACCESSED \
144 | CF_PAGE_SHARED \
145 | CF_PAGE_READABLE \
146 | CF_PAGE_EXEC)
147
148#define PTE_MASK PAGE_MASK
149#define CF_PAGE_CHG_MASK (PTE_MASK | CF_PAGE_ACCESSED | CF_PAGE_DIRTY)
150
151#ifndef __ASSEMBLY__
152
153/*
154 * Conversion functions: convert a page and protection to a page entry,
155 * and a page entry and page directory to the page they refer to.
156 */
157#define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot))
158
159static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
160{
161 pte_val(pte) = (pte_val(pte) & CF_PAGE_CHG_MASK) | pgprot_val(newprot);
162 return pte;
163}
164
165#define pmd_set(pmdp, ptep) do {} while (0)
166
167static inline void pgd_set(pgd_t *pgdp, pmd_t *pmdp)
168{
169 pgd_val(*pgdp) = virt_to_phys(pmdp);
170}
171
172#define __pte_page(pte) ((unsigned long) (pte_val(pte) & PAGE_MASK))
173#define pmd_page_vaddr(pmd) ((unsigned long) (pmd_val(pmd)))
174
175static inline int pte_none(pte_t pte)
176{
177 return !pte_val(pte);
178}
179
180static inline int pte_present(pte_t pte)
181{
182 return pte_val(pte) & CF_PAGE_VALID;
183}
184
185static inline void pte_clear(struct mm_struct *mm, unsigned long addr,
186 pte_t *ptep)
187{
188 pte_val(*ptep) = 0;
189}
190
191#define pte_pagenr(pte) ((__pte_page(pte) - PAGE_OFFSET) >> PAGE_SHIFT)
192#define pte_page(pte) virt_to_page(__pte_page(pte))
193
194static inline int pmd_none2(pmd_t *pmd) { return !pmd_val(*pmd); }
195#define pmd_none(pmd) pmd_none2(&(pmd))
196static inline int pmd_bad2(pmd_t *pmd) { return 0; }
197#define pmd_bad(pmd) pmd_bad2(&(pmd))
198#define pmd_present(pmd) (!pmd_none2(&(pmd)))
199static inline void pmd_clear(pmd_t *pmdp) { pmd_val(*pmdp) = 0; }
200
201#define pte_ERROR(e) \
202 printk(KERN_ERR "%s:%d: bad pte %08lx.\n", \
203 __FILE__, __LINE__, pte_val(e))
204#define pgd_ERROR(e) \
205 printk(KERN_ERR "%s:%d: bad pgd %08lx.\n", \
206 __FILE__, __LINE__, pgd_val(e))
207
208/*
209 * The following only work if pte_present() is true.
210 * Undefined behaviour if not...
211 * [we have the full set here even if they don't change from m68k]
212 */
213static inline int pte_read(pte_t pte)
214{
215 return pte_val(pte) & CF_PAGE_READABLE;
216}
217
218static inline int pte_write(pte_t pte)
219{
220 return pte_val(pte) & CF_PAGE_WRITABLE;
221}
222
223static inline int pte_exec(pte_t pte)
224{
225 return pte_val(pte) & CF_PAGE_EXEC;
226}
227
228static inline int pte_dirty(pte_t pte)
229{
230 return pte_val(pte) & CF_PAGE_DIRTY;
231}
232
233static inline int pte_young(pte_t pte)
234{
235 return pte_val(pte) & CF_PAGE_ACCESSED;
236}
237
238static inline pte_t pte_wrprotect(pte_t pte)
239{
240 pte_val(pte) &= ~CF_PAGE_WRITABLE;
241 return pte;
242}
243
244static inline pte_t pte_rdprotect(pte_t pte)
245{
246 pte_val(pte) &= ~CF_PAGE_READABLE;
247 return pte;
248}
249
250static inline pte_t pte_exprotect(pte_t pte)
251{
252 pte_val(pte) &= ~CF_PAGE_EXEC;
253 return pte;
254}
255
256static inline pte_t pte_mkclean(pte_t pte)
257{
258 pte_val(pte) &= ~CF_PAGE_DIRTY;
259 return pte;
260}
261
262static inline pte_t pte_mkold(pte_t pte)
263{
264 pte_val(pte) &= ~CF_PAGE_ACCESSED;
265 return pte;
266}
267
268static inline pte_t pte_mkwrite(pte_t pte)
269{
270 pte_val(pte) |= CF_PAGE_WRITABLE;
271 return pte;
272}
273
274static inline pte_t pte_mkread(pte_t pte)
275{
276 pte_val(pte) |= CF_PAGE_READABLE;
277 return pte;
278}
279
280static inline pte_t pte_mkexec(pte_t pte)
281{
282 pte_val(pte) |= CF_PAGE_EXEC;
283 return pte;
284}
285
286static inline pte_t pte_mkdirty(pte_t pte)
287{
288 pte_val(pte) |= CF_PAGE_DIRTY;
289 return pte;
290}
291
292static inline pte_t pte_mkyoung(pte_t pte)
293{
294 pte_val(pte) |= CF_PAGE_ACCESSED;
295 return pte;
296}
297
298static inline pte_t pte_mknocache(pte_t pte)
299{
300 pte_val(pte) |= 0x80 | (pte_val(pte) & ~0x40);
301 return pte;
302}
303
304static inline pte_t pte_mkcache(pte_t pte)
305{
306 pte_val(pte) &= ~CF_PAGE_NOCACHE;
307 return pte;
308}
309
310#define swapper_pg_dir kernel_pg_dir
311extern pgd_t kernel_pg_dir[PTRS_PER_PGD];
312
313/*
314 * Encode and de-code a swap entry (must be !pte_none(e) && !pte_present(e))
315 */
316#define __swp_type(x) ((x).val & 0xFF)
317#define __swp_offset(x) ((x).val >> 11)
318#define __swp_entry(typ, off) ((swp_entry_t) { (typ) | \
319 (off << 11) })
320#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
321#define __swp_entry_to_pte(x) (__pte((x).val))
322
323#define pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT))
324
325#define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
326#define pte_pfn(pte) (pte_val(pte) >> PAGE_SHIFT)
327
328#endif /* !__ASSEMBLY__ */
329#endif /* _MCF_PGTABLE_H */
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _MCF_PGTABLE_H
3#define _MCF_PGTABLE_H
4
5#include <asm/mcfmmu.h>
6#include <asm/page.h>
7
8/*
9 * MMUDR bits, in proper place. We write these directly into the MMUDR
10 * after masking from the pte.
11 */
12#define CF_PAGE_LOCKED MMUDR_LK /* 0x00000002 */
13#define CF_PAGE_EXEC MMUDR_X /* 0x00000004 */
14#define CF_PAGE_WRITABLE MMUDR_W /* 0x00000008 */
15#define CF_PAGE_READABLE MMUDR_R /* 0x00000010 */
16#define CF_PAGE_SYSTEM MMUDR_SP /* 0x00000020 */
17#define CF_PAGE_COPYBACK MMUDR_CM_CCB /* 0x00000040 */
18#define CF_PAGE_NOCACHE MMUDR_CM_NCP /* 0x00000080 */
19
20#define CF_CACHEMASK (~MMUDR_CM_CCB)
21#define CF_PAGE_MMUDR_MASK 0x000000fe
22
23#define _PAGE_NOCACHE030 CF_PAGE_NOCACHE
24
25/*
26 * MMUTR bits, need shifting down.
27 */
28#define CF_PAGE_MMUTR_MASK 0x00000c00
29#define CF_PAGE_MMUTR_SHIFT 10
30
31#define CF_PAGE_VALID (MMUTR_V << CF_PAGE_MMUTR_SHIFT)
32#define CF_PAGE_SHARED (MMUTR_SG << CF_PAGE_MMUTR_SHIFT)
33
34/*
35 * Fake bits, not implemented in CF, will get masked out before
36 * hitting hardware.
37 */
38#define CF_PAGE_DIRTY 0x00000001
39#define CF_PAGE_ACCESSED 0x00001000
40
41#define _PAGE_CACHE040 0x020 /* 68040 cache mode, cachable, copyback */
42#define _PAGE_NOCACHE_S 0x040 /* 68040 no-cache mode, serialized */
43#define _PAGE_NOCACHE 0x060 /* 68040 cache mode, non-serialized */
44#define _PAGE_CACHE040W 0x000 /* 68040 cache mode, cachable, write-through */
45#define _DESCTYPE_MASK 0x003
46#define _CACHEMASK040 (~0x060)
47#define _PAGE_GLOBAL040 0x400 /* 68040 global bit, used for kva descs */
48
49/* We borrow bit 7 to store the exclusive marker in swap PTEs. */
50#define _PAGE_SWP_EXCLUSIVE CF_PAGE_NOCACHE
51
52/*
53 * Externally used page protection values.
54 */
55#define _PAGE_PRESENT (CF_PAGE_VALID)
56#define _PAGE_ACCESSED (CF_PAGE_ACCESSED)
57#define _PAGE_DIRTY (CF_PAGE_DIRTY)
58#define _PAGE_READWRITE (CF_PAGE_READABLE \
59 | CF_PAGE_WRITABLE \
60 | CF_PAGE_SYSTEM \
61 | CF_PAGE_SHARED)
62
63/*
64 * Compound page protection values.
65 */
66#define PAGE_NONE __pgprot(CF_PAGE_VALID \
67 | CF_PAGE_ACCESSED)
68
69#define PAGE_SHARED __pgprot(CF_PAGE_VALID \
70 | CF_PAGE_ACCESSED \
71 | CF_PAGE_SHARED)
72
73#define PAGE_INIT __pgprot(CF_PAGE_VALID \
74 | CF_PAGE_READABLE \
75 | CF_PAGE_WRITABLE \
76 | CF_PAGE_EXEC \
77 | CF_PAGE_SYSTEM)
78
79#define PAGE_KERNEL __pgprot(CF_PAGE_VALID \
80 | CF_PAGE_ACCESSED \
81 | CF_PAGE_READABLE \
82 | CF_PAGE_WRITABLE \
83 | CF_PAGE_EXEC \
84 | CF_PAGE_SYSTEM \
85 | CF_PAGE_SHARED)
86
87#define PAGE_COPY __pgprot(CF_PAGE_VALID \
88 | CF_PAGE_ACCESSED \
89 | CF_PAGE_READABLE \
90 | CF_PAGE_DIRTY)
91
92#define PTE_MASK PAGE_MASK
93#define CF_PAGE_CHG_MASK (PTE_MASK | CF_PAGE_ACCESSED | CF_PAGE_DIRTY)
94
95#ifndef __ASSEMBLY__
96
97#define pmd_pgtable(pmd) pfn_to_virt(pmd_val(pmd) >> PAGE_SHIFT)
98
99/*
100 * Conversion functions: convert a page and protection to a page entry,
101 * and a page entry and page directory to the page they refer to.
102 */
103#define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot))
104
105static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
106{
107 pte_val(pte) = (pte_val(pte) & CF_PAGE_CHG_MASK) | pgprot_val(newprot);
108 return pte;
109}
110
111#define pmd_set(pmdp, ptep) do {} while (0)
112
113static inline void pgd_set(pgd_t *pgdp, pmd_t *pmdp)
114{
115 pgd_val(*pgdp) = virt_to_phys(pmdp);
116}
117
118#define __pte_page(pte) ((void *) (pte_val(pte) & PAGE_MASK))
119#define pmd_page_vaddr(pmd) ((unsigned long) (pmd_val(pmd)))
120
121static inline int pte_none(pte_t pte)
122{
123 return !pte_val(pte);
124}
125
126static inline int pte_present(pte_t pte)
127{
128 return pte_val(pte) & CF_PAGE_VALID;
129}
130
131static inline void pte_clear(struct mm_struct *mm, unsigned long addr,
132 pte_t *ptep)
133{
134 pte_val(*ptep) = 0;
135}
136
137#define pte_page(pte) virt_to_page(__pte_page(pte))
138
139static inline int pmd_none2(pmd_t *pmd) { return !pmd_val(*pmd); }
140#define pmd_none(pmd) pmd_none2(&(pmd))
141static inline int pmd_bad2(pmd_t *pmd) { return 0; }
142#define pmd_bad(pmd) pmd_bad2(&(pmd))
143#define pmd_present(pmd) (!pmd_none2(&(pmd)))
144static inline void pmd_clear(pmd_t *pmdp) { pmd_val(*pmdp) = 0; }
145
146#define pte_ERROR(e) \
147 printk(KERN_ERR "%s:%d: bad pte %08lx.\n", \
148 __FILE__, __LINE__, pte_val(e))
149#define pgd_ERROR(e) \
150 printk(KERN_ERR "%s:%d: bad pgd %08lx.\n", \
151 __FILE__, __LINE__, pgd_val(e))
152
153/*
154 * The following only work if pte_present() is true.
155 * Undefined behaviour if not...
156 * [we have the full set here even if they don't change from m68k]
157 */
158static inline int pte_read(pte_t pte)
159{
160 return pte_val(pte) & CF_PAGE_READABLE;
161}
162
163static inline int pte_write(pte_t pte)
164{
165 return pte_val(pte) & CF_PAGE_WRITABLE;
166}
167
168static inline int pte_exec(pte_t pte)
169{
170 return pte_val(pte) & CF_PAGE_EXEC;
171}
172
173static inline int pte_dirty(pte_t pte)
174{
175 return pte_val(pte) & CF_PAGE_DIRTY;
176}
177
178static inline int pte_young(pte_t pte)
179{
180 return pte_val(pte) & CF_PAGE_ACCESSED;
181}
182
183static inline pte_t pte_wrprotect(pte_t pte)
184{
185 pte_val(pte) &= ~CF_PAGE_WRITABLE;
186 return pte;
187}
188
189static inline pte_t pte_rdprotect(pte_t pte)
190{
191 pte_val(pte) &= ~CF_PAGE_READABLE;
192 return pte;
193}
194
195static inline pte_t pte_exprotect(pte_t pte)
196{
197 pte_val(pte) &= ~CF_PAGE_EXEC;
198 return pte;
199}
200
201static inline pte_t pte_mkclean(pte_t pte)
202{
203 pte_val(pte) &= ~CF_PAGE_DIRTY;
204 return pte;
205}
206
207static inline pte_t pte_mkold(pte_t pte)
208{
209 pte_val(pte) &= ~CF_PAGE_ACCESSED;
210 return pte;
211}
212
213static inline pte_t pte_mkwrite_novma(pte_t pte)
214{
215 pte_val(pte) |= CF_PAGE_WRITABLE;
216 return pte;
217}
218
219static inline pte_t pte_mkread(pte_t pte)
220{
221 pte_val(pte) |= CF_PAGE_READABLE;
222 return pte;
223}
224
225static inline pte_t pte_mkexec(pte_t pte)
226{
227 pte_val(pte) |= CF_PAGE_EXEC;
228 return pte;
229}
230
231static inline pte_t pte_mkdirty(pte_t pte)
232{
233 pte_val(pte) |= CF_PAGE_DIRTY;
234 return pte;
235}
236
237static inline pte_t pte_mkyoung(pte_t pte)
238{
239 pte_val(pte) |= CF_PAGE_ACCESSED;
240 return pte;
241}
242
243static inline pte_t pte_mknocache(pte_t pte)
244{
245 pte_val(pte) |= 0x80 | (pte_val(pte) & ~0x40);
246 return pte;
247}
248
249static inline pte_t pte_mkcache(pte_t pte)
250{
251 pte_val(pte) &= ~CF_PAGE_NOCACHE;
252 return pte;
253}
254
255#define swapper_pg_dir kernel_pg_dir
256extern pgd_t kernel_pg_dir[PTRS_PER_PGD];
257
258/*
259 * Encode/decode swap entries and swap PTEs. Swap PTEs are all PTEs that
260 * are !pte_none() && !pte_present().
261 *
262 * Format of swap PTEs:
263 *
264 * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
265 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
266 * <------------------ offset -------------> 0 0 0 E <-- type --->
267 *
268 * E is the exclusive marker that is not stored in swap entries.
269 */
270#define __swp_type(x) ((x).val & 0x7f)
271#define __swp_offset(x) ((x).val >> 11)
272#define __swp_entry(typ, off) ((swp_entry_t) { ((typ) & 0x7f) | \
273 (off << 11) })
274#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
275#define __swp_entry_to_pte(x) (__pte((x).val))
276
277static inline int pte_swp_exclusive(pte_t pte)
278{
279 return pte_val(pte) & _PAGE_SWP_EXCLUSIVE;
280}
281
282static inline pte_t pte_swp_mkexclusive(pte_t pte)
283{
284 pte_val(pte) |= _PAGE_SWP_EXCLUSIVE;
285 return pte;
286}
287
288static inline pte_t pte_swp_clear_exclusive(pte_t pte)
289{
290 pte_val(pte) &= ~_PAGE_SWP_EXCLUSIVE;
291 return pte;
292}
293
294#define PFN_PTE_SHIFT PAGE_SHIFT
295#define pmd_pfn(pmd) (pmd_val(pmd) >> PAGE_SHIFT)
296#define pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT))
297
298#define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
299#define pte_pfn(pte) (pte_val(pte) >> PAGE_SHIFT)
300
301#endif /* !__ASSEMBLY__ */
302#endif /* _MCF_PGTABLE_H */