[270] | 1 | /*
|
---|
| 2 | * TOPPERS Software
|
---|
| 3 | * Toyohashi Open Platform for Embedded Real-Time Systems
|
---|
| 4 | *
|
---|
| 5 | * Copyright (C) 2011-2016 by Embedded and Real-Time Systems Laboratory
|
---|
| 6 | * Graduate School of Information Science, Nagoya Univ., JAPAN
|
---|
| 7 | *
|
---|
| 8 | * ä¸è¨èä½æ¨©è
|
---|
| 9 | ã¯ï¼ä»¥ä¸ã®(1)ï½(4)ã®æ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§
|
---|
| 10 | * ã¢ï¼æ¬ã½ããã¦ã§ã¢ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹
|
---|
| 11 | * å¤ã»åé
|
---|
| 12 | å¸ï¼ä»¥ä¸ï¼å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
|
---|
| 13 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
|
---|
| 14 | * 権表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãï¼ãã®ã¾ã¾ã®å½¢ã§ã½ã¼
|
---|
| 15 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
|
---|
| 16 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
|
---|
| 17 | * ç¨ã§ããå½¢ã§åé
|
---|
| 18 | å¸ããå ´åã«ã¯ï¼åé
|
---|
| 19 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
|
---|
| 20 | * è
|
---|
| 21 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
|
---|
| 22 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
|
---|
| 23 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
|
---|
| 24 | * ç¨ã§ããªãå½¢ã§åé
|
---|
| 25 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
|
---|
| 26 | * ã¨ï¼
|
---|
| 27 | * (a) åé
|
---|
| 28 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
|
---|
| 29 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
|
---|
| 30 | * ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
|
---|
| 31 | * (b) åé
|
---|
| 32 | å¸ã®å½¢æ
|
---|
| 33 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
|
---|
| 34 | * å ±åãããã¨ï¼
|
---|
| 35 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
|
---|
| 36 | * 害ãããï¼ä¸è¨èä½æ¨©è
|
---|
| 37 | ããã³TOPPERSããã¸ã§ã¯ããå
|
---|
| 38 | 責ãããã¨ï¼
|
---|
| 39 | * ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®ã¦ã¼ã¶ã¾ãã¯ã¨ã³ãã¦ã¼ã¶ããã®ãããªãç
|
---|
| 40 | * ç±ã«åºã¥ãè«æ±ãããï¼ä¸è¨èä½æ¨©è
|
---|
| 41 | ããã³TOPPERSããã¸ã§ã¯ãã
|
---|
| 42 | * å
|
---|
| 43 | 責ãããã¨ï¼
|
---|
| 44 | *
|
---|
| 45 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
|
---|
| 46 | ã
|
---|
| 47 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ç¹å®ã®ä½¿ç¨ç®ç
|
---|
| 48 | * ã«å¯¾ããé©åæ§ãå«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§
|
---|
| 49 | * ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ã
|
---|
| 50 | * ã®è²¬ä»»ãè² ããªãï¼
|
---|
| 51 | *
|
---|
| 52 | * $Id$
|
---|
| 53 | */
|
---|
| 54 |
|
---|
| 55 | /*
|
---|
| 56 | * ã¢ã»ã³ããªè¨èªç¨ãã¯ãå®ç¾©ï¼ARM GNUéçºç°å¢ç¨ï¼
|
---|
| 57 | */
|
---|
| 58 |
|
---|
| 59 | #ifndef TOPPERS_CORE_ASM_INC
|
---|
| 60 | #define TOPPERS_CORE_ASM_INC
|
---|
| 61 |
|
---|
| 62 | /*
|
---|
| 63 | * ãã£ã¬ã¯ãã£ãã®ãã¯ãå®ç¾©
|
---|
| 64 | */
|
---|
| 65 | #define ASECTION(name) .section name, "a"
|
---|
| 66 | #define ATEXT .text
|
---|
| 67 | #define AGLOBAL(name) .global name
|
---|
| 68 | #define AALIGN(size) .align size
|
---|
| 69 | #define ALONG .long
|
---|
| 70 | #define ALABEL(label) label:
|
---|
| 71 | #define AOR |
|
---|
| 72 | #define AWEAK(name) .weak name
|
---|
| 73 |
|
---|
| 74 | /*
|
---|
| 75 | * ã»ã¯ã·ã§ã³æ
|
---|
| 76 | å ±
|
---|
| 77 | */
|
---|
| 78 | #define DATA_START __start_data
|
---|
| 79 | #define DATA_END __end_data
|
---|
| 80 | #define IDATA_START __start_idata
|
---|
| 81 | #define BSS_START __start_bss
|
---|
| 82 | #define BSS_END __end_bss
|
---|
| 83 |
|
---|
| 84 | /*
|
---|
| 85 | * ãã¼ã¿ã¡ã¢ãªããªã¢
|
---|
| 86 | */
|
---|
| 87 | .macro asm_data_memory_barrier reg1
|
---|
| 88 | #ifdef ASM_DATA_MEMORY_BARRIER
|
---|
| 89 | ASM_DATA_MEMORY_BARRIER(reg1)
|
---|
| 90 | #elif __TARGET_ARCH_ARM <= 6
|
---|
| 91 | mov \reg1, #0
|
---|
| 92 | mcr p15, 0, \reg1, c7, c10, 5
|
---|
| 93 | #else /* __TARGET_ARCH_ARM <= 6 */
|
---|
| 94 | dmb
|
---|
| 95 | #endif
|
---|
| 96 | .endm
|
---|
| 97 |
|
---|
| 98 | /*
|
---|
| 99 | * ãã¼ã¿åæããªã¢
|
---|
| 100 | */
|
---|
| 101 | .macro asm_data_sync_barrier reg1
|
---|
| 102 | #ifdef ASM_DATA_SYNC_BARRIER
|
---|
| 103 | ASM_DATA_SYNC_BARRIER(reg1)
|
---|
| 104 | #elif __TARGET_ARCH_ARM <= 6
|
---|
| 105 | mov \reg1, #0
|
---|
| 106 | mcr p15, 0, \reg1, c7, c10, 4
|
---|
| 107 | #else /* __TARGET_ARCH_ARM <= 6 */
|
---|
| 108 | dsb
|
---|
| 109 | #endif
|
---|
| 110 | .endm
|
---|
| 111 |
|
---|
| 112 | /*
|
---|
| 113 | * å½ä»¤åæããªã¢
|
---|
| 114 | */
|
---|
| 115 | .macro asm_inst_sync_barrier reg1
|
---|
| 116 | #ifdef ASM_INST_SYNC_BARRIER
|
---|
| 117 | ASM_INST_SYNC_BARRIER(reg1)
|
---|
| 118 | #elif __TARGET_ARCH_ARM <= 6
|
---|
| 119 | mov \reg1, #0
|
---|
| 120 | mcr p15, 0, \reg1, c7, c5, 4
|
---|
| 121 | #else /* __TARGET_ARCH_ARM <= 6 */
|
---|
| 122 | isb
|
---|
| 123 | #endif
|
---|
| 124 | .endm
|
---|
| 125 |
|
---|
| 126 | #endif /* TOPPERS_CORE_ASM_INC */
|
---|