1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Initial page table for Linux kernel under H
4 *
5 * Copyright (c) 2010-2011, The Linux Foundati
6 */
7
8 /*
9 * These tables are pre-computed and linked in
10 */
11
12 #include <asm/vm_mmu.h>
13 /* #include <asm/iomap.h> */
14
15 /*
16 * Start with mapping PA=0 to both VA=0x0 and
17 * No user mode access, RWX, write-back cache.
18 * to be replicated for all 4 virtual segments
19 */
20
21 /* "Big Kernel Page" */
22 #define BKP(pa) (((pa) & __HVM_PTE_PGMASK_4MB)
23 | __HVM_PTE_R | __HVM_PTE_W |
24 | __HEXAGON_C_WB_L2 << 6
25 | __HVM_PDE_S_16MB)
26
27 /* No cache version */
28
29 #define BKPG_IO(pa) (((pa) & __HVM_PTE_PGMASK_
30 | __HVM_PTE_R | __HVM_
31 | __HVM_PDE_S_16MB | _
32
33 #define FOURK_IO(pa) (((pa) & __HVM_PTE_PGMASK
34 | __HVM_PTE_R | __HVM_
35 | __HEXAGON_C_DEV << 6
36
37 #define L2_PTR(pa) (((pa) & __HVM_PTE_PGMASK_4
38 | __HVM_PDE_S_4KB )
39
40 #define X __HVM_PDE_S_INVALID
41
42 .p2align 12
43 .globl swapper_pg_dir
44 .globl _K_init_segtable
45 swapper_pg_dir:
46 /* VA 0x00000000 */
47 .word X,X,X,X
48 .word X,X,X,X
49 .word X,X,X,X
50 .word X,X,X,X
51 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X
52 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
53 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
54 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
55 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
56 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
57 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
58 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
59 /* VA 0x40000000 */
60 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
61 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
62 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
63 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
64 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
65 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
66 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
67 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
68 /* VA 0x80000000 */
69 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
70 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
71 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
72 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
73 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
74 /*0xa8*/.word X,X,X,X
75 #ifdef CONFIG_COMET_EARLY_UART_DEBUG
76 UART_PTE_ENTRY:
77 /*0xa9*/.word BKPG_IO(0xa9000000),BKPG_IO(0xa9
78 #else
79 /*0xa9*/.word X,X,X,X
80 #endif
81 /*0xaa*/.word X,X,X,X
82 /*0xab*/.word X,X,X,X
83 /*0xac*/.word X,X,X,X
84 /*0xad*/.word X,X,X,X
85 /*0xae*/.word X,X,X,X
86 /*0xaf*/.word X,X,X,X
87 /*0xb0*/.word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
88 .word X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
89 _K_init_segtable:
90 /* VA 0xC0000000 */
91 .word BKP(0x00000000), BKP(0x00400000)
92 .word BKP(0x01000000), BKP(0x01400000)
93 .word BKP(0x02000000), BKP(0x02400000)
94 .word BKP(0x03000000), BKP(0x03400000)
95 .word BKP(0x04000000), BKP(0x04400000)
96 .word BKP(0x05000000), BKP(0x05400000)
97 .word BKP(0x06000000), BKP(0x06400000)
98 .word BKP(0x07000000), BKP(0x07400000)
99
100 .word BKP(0x08000000), BKP(0x08400000)
101 .word BKP(0x09000000), BKP(0x09400000)
102 .word BKP(0x0a000000), BKP(0x0a400000)
103 .word BKP(0x0b000000), BKP(0x0b400000)
104 .word BKP(0x0c000000), BKP(0x0c400000)
105 .word BKP(0x0d000000), BKP(0x0d400000)
106 .word BKP(0x0e000000), BKP(0x0e400000)
107 .word BKP(0x0f000000), BKP(0x0f400000)
108
109 .word BKP(0x10000000), BKP(0x10400000)
110 .word BKP(0x11000000), BKP(0x11400000)
111 .word BKP(0x12000000), BKP(0x12400000)
112 .word BKP(0x13000000), BKP(0x13400000)
113 .word BKP(0x14000000), BKP(0x14400000)
114 .word BKP(0x15000000), BKP(0x15400000)
115 .word BKP(0x16000000), BKP(0x16400000)
116 .word BKP(0x17000000), BKP(0x17400000)
117
118 .word BKP(0x18000000), BKP(0x18400000)
119 .word BKP(0x19000000), BKP(0x19400000)
120 .word BKP(0x1a000000), BKP(0x1a400000)
121 .word BKP(0x1b000000), BKP(0x1b400000)
122 .word BKP(0x1c000000), BKP(0x1c400000)
123 .word BKP(0x1d000000), BKP(0x1d400000)
124 .word BKP(0x1e000000), BKP(0x1e400000)
125 .word BKP(0x1f000000), BKP(0x1f400000)
126
127 .word BKP(0x20000000), BKP(0x20400000)
128 .word BKP(0x21000000), BKP(0x21400000)
129 .word BKP(0x22000000), BKP(0x22400000)
130 .word BKP(0x23000000), BKP(0x23400000)
131 .word BKP(0x24000000), BKP(0x24400000)
132 .word BKP(0x25000000), BKP(0x25400000)
133 .word BKP(0x26000000), BKP(0x26400000)
134 .word BKP(0x27000000), BKP(0x27400000)
135
136 .word BKP(0x28000000), BKP(0x28400000)
137 .word BKP(0x29000000), BKP(0x29400000)
138 .word BKP(0x2a000000), BKP(0x2a400000)
139 .word BKP(0x2b000000), BKP(0x2b400000)
140 .word BKP(0x2c000000), BKP(0x2c400000)
141 .word BKP(0x2d000000), BKP(0x2d400000)
142 .word BKP(0x2e000000), BKP(0x2e400000)
143 .word BKP(0x2f000000), BKP(0x2f400000)
144
145 .word BKP(0x30000000), BKP(0x30400000)
146 .word BKP(0x31000000), BKP(0x31400000)
147 .word BKP(0x32000000), BKP(0x32400000)
148 .word BKP(0x33000000), BKP(0x33400000)
149 .word BKP(0x34000000), BKP(0x34400000)
150 .word BKP(0x35000000), BKP(0x35400000)
151 .word BKP(0x36000000), BKP(0x36400000)
152 .word BKP(0x37000000), BKP(0x37400000)
153
154 .word BKP(0x38000000), BKP(0x38400000)
155 .word BKP(0x39000000), BKP(0x39400000)
156 .word BKP(0x3a000000), BKP(0x3a400000)
157 .word BKP(0x3b000000), BKP(0x3b400000)
158 .word BKP(0x3c000000), BKP(0x3c400000)
159 .word BKP(0x3d000000), BKP(0x3d400000)
160 _K_io_map:
161 .word X,X,X,X /* 0x3e000000 - device I
162 .word X,X,X,X /* 0x3f000000 - hypervis
163
164 #if 0
165 /*
166 * This is in here as an example for devices w
167 * early.
168 */
169 .p2align 12
170 .globl _K_io_kmap
171 .globl _K_init_devicetable
172 _K_init_devicetable: /* Should be 4MB worth
173 .word FOURK_IO(MSM_GPIO1_PHYS),FOURK_I
174 .word FOURK_IO(TLMM_GPIO1_PHYS),X,X,X
175 .word X,X,X,X
176 .word X,X,X,X
177 .word X,X,X,X
178 .word X,X,X,X
179 .word X,X,X,X
180 .word X,X,X,X
181 .word X,X,X,X
182 .word X,X,X,X
183 .word X,X,X,X
184 .word X,X,X,X
185 .word X,X,X,X
186 .word X,X,X,X
187 .word X,X,X,X
188 .word X,X,X,X
189 .word X,X,X,X
190 .word X,X,X,X
191 .word X,X,X,X
192 .word X,X,X,X
193 .word X,X,X,X
194 .word X,X,X,X
195 .word X,X,X,X
196 .word X,X,X,X
197 .word X,X,X,X
198 .word X,X,X,X
199 .word X,X,X,X
200 .word X,X,X,X
201 .word X,X,X,X
202 .word X,X,X,X
203 .word X,X,X,X
204 .word X,X,X,X
205 .word X,X,X,X
206 .word X,X,X,X
207 .word X,X,X,X
208 .word X,X,X,X
209 .word X,X,X,X
210 .word X,X,X,X
211 .word X,X,X,X
212 .word X,X,X,X
213 .word X,X,X,X
214 .word X,X,X,X
215 .word X,X,X,X
216 .word X,X,X,X
217 .word X,X,X,X
218 .word X,X,X,X
219 .word X,X,X,X
220 .word X,X,X,X
221 .word X,X,X,X
222 .word X,X,X,X
223 .word X,X,X,X
224 .word X,X,X,X
225 .word X,X,X,X
226 .word X,X,X,X
227 .word X,X,X,X
228 .word X,X,X,X
229 .word X,X,X,X
230 .word X,X,X,X
231 .word X,X,X,X
232 .word X,X,X,X
233 .word X,X,X,X
234 .word X,X,X,X
235 .word X,X,X,X
236 .word X,X,X,X
237 .word X,X,X,X
238 .word X,X,X,X
239 .word X,X,X,X
240 .word X,X,X,X
241 .word X,X,X,X
242 .word X,X,X,X
243 .word X,X,X,X
244 .word X,X,X,X
245 .word X,X,X,X
246 .word X,X,X,X
247 .word X,X,X,X
248 .word X,X,X,X
249 .word X,X,X,X
250 .word X,X,X,X
251 .word X,X,X,X
252 .word X,X,X,X
253 .word X,X,X,X
254 .word X,X,X,X
255 .word X,X,X,X
256 .word X,X,X,X
257 .word X,X,X,X
258 .word X,X,X,X
259 .word X,X,X,X
260 .word X,X,X,X
261 .word X,X,X,X
262 .word X,X,X,X
263 .word X,X,X,X
264 .word X,X,X,X
265 .word X,X,X,X
266 .word X,X,X,X
267 .word X,X,X,X
268 .word X,X,X,X
269 .word X,X,X,X
270 .word X,X,X,X
271 .word X,X,X,X
272 .word X,X,X,X
273 .word X,X,X,X
274 .word X,X,X,X
275 .word X,X,X,X
276 .word X,X,X,X
277 .word X,X,X,X
278 .word X,X,X,X
279 .word X,X,X,X
280 .word X,X,X,X
281 .word X,X,X,X
282 .word X,X,X,X
283 .word X,X,X,X
284 .word X,X,X,X
285 .word X,X,X,X
286 .word X,X,X,X
287 .word X,X,X,X
288 .word X,X,X,X
289 .word X,X,X,X
290 .word X,X,X,X
291 .word X,X,X,X
292 .word X,X,X,X
293 .word X,X,X,X
294 .word X,X,X,X
295 .word X,X,X,X
296 .word X,X,X,X
297 .word X,X,X,X
298 .word X,X,X,X
299 .word X,X,X,X
300 .word X,X,X,X
301 .word X,X,X,X
302 .word X,X,X,X
303 .word X,X,X,X
304 .word X,X,X,X
305 .word X,X,X,X
306 .word X,X,X,X
307 .word X,X,X,X
308 .word X,X,X,X
309 .word X,X,X,X
310 .word X,X,X,X
311 .word X,X,X,X
312 .word X,X,X,X
313 .word X,X,X,X
314 .word X,X,X,X
315 .word X,X,X,X
316 .word X,X,X,X
317 .word X,X,X,X
318 .word X,X,X,X
319 .word X,X,X,X
320 .word X,X,X,X
321 .word X,X,X,X
322 .word X,X,X,X
323 .word X,X,X,X
324 .word X,X,X,X
325 .word X,X,X,X
326 .word X,X,X,X
327 .word X,X,X,X
328 .word X,X,X,X
329 .word X,X,X,X
330 .word X,X,X,X
331 .word X,X,X,X
332 .word X,X,X,X
333 .word X,X,X,X
334 .word X,X,X,X
335 .word X,X,X,X
336 .word X,X,X,X
337 .word X,X,X,X
338 .word X,X,X,X
339 .word X,X,X,X
340 .word X,X,X,X
341 .word X,X,X,X
342 .word X,X,X,X
343 .word X,X,X,X
344 .word X,X,X,X
345 .word X,X,X,X
346 .word X,X,X,X
347 .word X,X,X,X
348 .word X,X,X,X
349 .word X,X,X,X
350 .word X,X,X,X
351 .word X,X,X,X
352 .word X,X,X,X
353 .word X,X,X,X
354 .word X,X,X,X
355 .word X,X,X,X
356 .word X,X,X,X
357 .word X,X,X,X
358 .word X,X,X,X
359 .word X,X,X,X
360 .word X,X,X,X
361 .word X,X,X,X
362 .word X,X,X,X
363 .word X,X,X,X
364 .word X,X,X,X
365 .word X,X,X,X
366 .word X,X,X,X
367 .word X,X,X,X
368 .word X,X,X,X
369 .word X,X,X,X
370 .word X,X,X,X
371 .word X,X,X,X
372 .word X,X,X,X
373 .word X,X,X,X
374 .word X,X,X,X
375 .word X,X,X,X
376 .word X,X,X,X
377 .word X,X,X,X
378 .word X,X,X,X
379 .word X,X,X,X
380 .word X,X,X,X
381 .word X,X,X,X
382 .word X,X,X,X
383 .word X,X,X,X
384 .word X,X,X,X
385 .word X,X,X,X
386 .word X,X,X,X
387 .word X,X,X,X
388 .word X,X,X,X
389 .word X,X,X,X
390 .word X,X,X,X
391 .word X,X,X,X
392 .word X,X,X,X
393 .word X,X,X,X
394 .word X,X,X,X
395 .word X,X,X,X
396 .word X,X,X,X
397 .word X,X,X,X
398 .word X,X,X,X
399 .word X,X,X,X
400 .word X,X,X,X
401 .word X,X,X,X
402 .word X,X,X,X
403 .word X,X,X,X
404 .word X,X,X,X
405 .word X,X,X,X
406 .word X,X,X,X
407 .word X,X,X,X
408 .word X,X,X,X
409 .word X,X,X,X
410 .word X,X,X,X
411 .word X,X,X,X
412 .word X,X,X,X
413 .word X,X,X,X
414 .word X,X,X,X
415 .word X,X,X,X
416 .word X,X,X,X
417 .word X,X,X,X
418 .word X,X,X,X
419 .word X,X,X,X
420 .word X,X,X,X
421 .word X,X,X,X
422 .word X,X,X,X
423 .word X,X,X,X
424 .word X,X,X,X
425 .word X,X,X,X
426 .word X,X,X,X
427 .word X,X,X,X
428 .word X,X,X,X
429 #endif
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