| head_64.S (efdcd41b4e41560375bb34ad8b095bcaa1c3a93f) | head_64.S (28794d34ecb6815a3fa0a4256027c9b081a17c5f) |
|---|---|
| 1/* 2 * PowerPC version 3 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org) 4 * 5 * Rewritten by Cort Dougan (cort@cs.nmt.edu) for PReP 6 * Copyright (C) 1996 Cort Dougan <cort@cs.nmt.edu> 7 * Adapted for Power Macintosh by Paul Mackerras. 8 * Low-level exception handlers and MMU support --- 1346 unchanged lines hidden (view full) --- 13551: bl .__cpu_preinit_ppc970 13562: 1357 1358 /* Switch off MMU if not already off */ 1359 bl .__mmu_off 1360 b .__after_prom_start 1361 1362_INIT_STATIC(__boot_from_prom) | 1/* 2 * PowerPC version 3 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org) 4 * 5 * Rewritten by Cort Dougan (cort@cs.nmt.edu) for PReP 6 * Copyright (C) 1996 Cort Dougan <cort@cs.nmt.edu> 7 * Adapted for Power Macintosh by Paul Mackerras. 8 * Low-level exception handlers and MMU support --- 1346 unchanged lines hidden (view full) --- 13551: bl .__cpu_preinit_ppc970 13562: 1357 1358 /* Switch off MMU if not already off */ 1359 bl .__mmu_off 1360 b .__after_prom_start 1361 1362_INIT_STATIC(__boot_from_prom) |
| 1363#ifdef CONFIG_PPC_OF_BOOT_TRAMPOLINE |
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| 1363 /* Save parameters */ 1364 mr r31,r3 1365 mr r30,r4 1366 mr r29,r5 1367 mr r28,r6 1368 mr r27,r7 1369 1370 /* --- 14 unchanged lines hidden (view full) --- 1385 mr r4,r30 1386 mr r5,r29 1387 mr r6,r28 1388 mr r7,r27 1389 1390 /* Do all of the interaction with OF client interface */ 1391 mr r8,r26 1392 bl .prom_init | 1364 /* Save parameters */ 1365 mr r31,r3 1366 mr r30,r4 1367 mr r29,r5 1368 mr r28,r6 1369 mr r27,r7 1370 1371 /* --- 14 unchanged lines hidden (view full) --- 1386 mr r4,r30 1387 mr r5,r29 1388 mr r6,r28 1389 mr r7,r27 1390 1391 /* Do all of the interaction with OF client interface */ 1392 mr r8,r26 1393 bl .prom_init |
| 1393 /* We never return */ | 1394#endif /* #CONFIG_PPC_OF_BOOT_TRAMPOLINE */ 1395 1396 /* We never return. We also hit that trap if trying to boot 1397 * from OF while CONFIG_PPC_OF_BOOT_TRAMPOLINE isn't selected */ |
| 1394 trap 1395 1396_STATIC(__after_prom_start) 1397#ifdef CONFIG_RELOCATABLE 1398 /* process relocations for the final address of the kernel */ 1399 lis r25,PAGE_OFFSET@highest /* compute virtual base of kernel */ 1400 sldi r25,r25,32 1401#ifdef CONFIG_CRASH_DUMP --- 353 unchanged lines hidden --- | 1398 trap 1399 1400_STATIC(__after_prom_start) 1401#ifdef CONFIG_RELOCATABLE 1402 /* process relocations for the final address of the kernel */ 1403 lis r25,PAGE_OFFSET@highest /* compute virtual base of kernel */ 1404 sldi r25,r25,32 1405#ifdef CONFIG_CRASH_DUMP --- 353 unchanged lines hidden --- |