Rev 4348 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 928 | vana | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2005 Jakub Jermar |
| 928 | vana | 3 | * All rights reserved. |
| 4 | * |
||
| 5 | * Redistribution and use in source and binary forms, with or without |
||
| 6 | * modification, are permitted provided that the following conditions |
||
| 7 | * are met: |
||
| 8 | * |
||
| 9 | * - Redistributions of source code must retain the above copyright |
||
| 10 | * notice, this list of conditions and the following disclaimer. |
||
| 11 | * - Redistributions in binary form must reproduce the above copyright |
||
| 12 | * notice, this list of conditions and the following disclaimer in the |
||
| 13 | * documentation and/or other materials provided with the distribution. |
||
| 14 | * - The name of the author may not be used to endorse or promote products |
||
| 15 | * derived from this software without specific prior written permission. |
||
| 16 | * |
||
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
||
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
||
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
||
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
||
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
||
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
||
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
||
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
||
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||
| 27 | */ |
||
| 2021 | decky | 28 | |
| 928 | vana | 29 | #include <print.h> |
| 30 | #include <test.h> |
||
| 31 | #include <mm/page.h> |
||
| 32 | #include <mm/frame.h> |
||
| 33 | #include <mm/as.h> |
||
| 34 | #include <arch/mm/page.h> |
||
| 35 | #include <arch/mm/tlb.h> |
||
| 36 | #include <arch/types.h> |
||
| 37 | #include <debug.h> |
||
| 38 | |||
| 39 | extern void tlb_invalidate_all(void); |
||
| 4691 | svoboda | 40 | extern void tlb_invalidate_pages(asid_t asid, uintptr_t va, size_t cnt); |
| 2021 | decky | 41 | |
| 4348 | svoboda | 42 | char *test_purge1(void) |
| 928 | vana | 43 | { |
| 44 | tlb_entry_t entryi; |
||
| 45 | tlb_entry_t entryd; |
||
| 2028 | decky | 46 | |
| 928 | vana | 47 | int i; |
| 4343 | svoboda | 48 | |
| 2021 | decky | 49 | entryd.word[0] = 0; |
| 50 | entryd.word[1] = 0; |
||
| 4343 | svoboda | 51 | |
| 2021 | decky | 52 | entryd.p = true; /* present */ |
| 53 | entryd.ma = MA_WRITEBACK; |
||
| 54 | entryd.a = true; /* already accessed */ |
||
| 55 | entryd.d = true; /* already dirty */ |
||
| 56 | entryd.pl = PL_KERNEL; |
||
| 57 | entryd.ar = AR_READ | AR_WRITE; |
||
| 58 | entryd.ppn = 0; |
||
| 59 | entryd.ps = PAGE_WIDTH; |
||
| 928 | vana | 60 | |
| 2021 | decky | 61 | entryi.word[0] = 0; |
| 62 | entryi.word[1] = 0; |
||
| 928 | vana | 63 | |
| 2021 | decky | 64 | entryi.p = true; /* present */ |
| 65 | entryi.ma = MA_WRITEBACK; |
||
| 66 | entryi.a = true; /* already accessed */ |
||
| 67 | entryi.d = true; /* already dirty */ |
||
| 68 | entryi.pl = PL_KERNEL; |
||
| 69 | entryi.ar = AR_READ | AR_EXECUTE; |
||
| 70 | entryi.ppn = 0; |
||
| 71 | entryi.ps = PAGE_WIDTH; |
||
| 72 | |||
| 73 | for (i = 0; i < 100; i++) { |
||
| 74 | itc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 8, entryi); |
||
| 75 | dtc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 9, entryd); |
||
| 76 | } |
||
| 77 | |||
| 4343 | svoboda | 78 | tlb_invalidate_pages(8, 0x0c000, 14); |
| 928 | vana | 79 | |
| 4343 | svoboda | 80 | /* tlb_invalidate_all(); */ |
| 2028 | decky | 81 | |
| 82 | return NULL; |
||
| 928 | vana | 83 | } |