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Diffstat (limited to 'c/src/lib/libbsp/m68k/genmcf548x/start/start.S')
| -rw-r--r-- | c/src/lib/libbsp/m68k/genmcf548x/start/start.S | 432 |
1 files changed, 0 insertions, 432 deletions
diff --git a/c/src/lib/libbsp/m68k/genmcf548x/start/start.S b/c/src/lib/libbsp/m68k/genmcf548x/start/start.S deleted file mode 100644 index d4d1d9b273..0000000000 --- a/c/src/lib/libbsp/m68k/genmcf548x/start/start.S +++ /dev/null @@ -1,432 +0,0 @@ -/*===============================================================*\ -| Project: RTEMS generic mcf548x BSP | -+-----------------------------------------------------------------+ -| File: start.S | -+-----------------------------------------------------------------+ -| The file contains the assembly part of MCF548x init code | -+-----------------------------------------------------------------+ -| Copyright (c) 2007 | -| Embedded Brains GmbH | -| Obere Lagerstr. 30 | -| D-82178 Puchheim | -| Germany | -| rtems@embedded-brains.de | -+-----------------------------------------------------------------+ -| | -| Parts of the code has been derived from the "dBUG source code" | -| package Freescale is providing for M548X EVBs. The usage of | -| the modified or unmodified code and it's integration into the | -| generic mcf548x BSP has been done according to the Freescale | -| license terms. | -| | -| The Freescale license terms can be reviewed in the file | -| | -| Freescale_license.txt | -| | -+-----------------------------------------------------------------+ -| | -| The generic mcf548x BSP has been developed on the basic | -| structures and modules of the av5282 BSP. | -| | -+-----------------------------------------------------------------+ -| | -| The license and distribution terms for this file may be | -| found in the file LICENSE in this distribution or at | -| | -| http://www.rtems.org/license/LICENSE. | -| | -+-----------------------------------------------------------------+ -| | -| date history ID | -| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | -| 12.11.07 1.0 ras | -| | -\*===============================================================*/ - -/*===============================================================*\ -| Includes | -\*===============================================================*/ -#include <rtems/asm.h> -#include <bsp/linker-symbols.h> - -/*===============================================================*\ -| External references | -\*===============================================================*/ -.extern __MBAR -.extern _CoreSramBase0 -.extern _CoreSramBase1 -.extern _CoreSramSize1 -.extern mcf548x_init -.extern boot_card - -/*===============================================================*\ -| Global symbols | -\*===============================================================*/ - -.global interrupt_vector_table -.global spurious_int_count -.global start - - -/*===============================================================*\ -| Exception Table | -\*===============================================================*/ - -.section ".vectors","ax" /* begin of vectors section */ -PUBLIC (InterruptVectorTable) -SYM(InterruptVectorTable): -INITSP: .long bsp_initstack_end /* Initial SP */ -INITPC: .long start /* Initial PC */ -vector002: .long asm_default_interrupt /* Access Error */ -vector003: .long asm_default_interrupt /* Address Error */ -vector004: .long asm_default_interrupt /* Illegal Instruction */ -vector005: .long asm_default_interrupt /* Reserved */ -vector006: .long asm_default_interrupt /* Reserved */ -vector007: .long asm_default_interrupt /* Reserved */ -vector008: .long asm_default_interrupt /* Privilege Violation */ -vector009: .long asm_default_interrupt /* Trace */ -vector010: .long asm_default_interrupt /* Unimplemented A-Line */ -vector011: .long asm_default_interrupt /* Unimplemented F-Line */ -vector012: .long asm_default_interrupt /* Debug Interrupt */ -vector013: .long asm_default_interrupt /* Reserved */ -vector014: .long asm_default_interrupt /* Format Error */ -vector015: .long asm_default_interrupt /* Unitialized Int. */ -vector016: .long asm_default_interrupt /* Reserved */ -vector017: .long asm_default_interrupt /* Reserved */ -vector018: .long asm_default_interrupt /* Reserved */ -vector019: .long asm_default_interrupt /* Reserved */ -vector020: .long asm_default_interrupt /* Reserved */ -vector021: .long asm_default_interrupt /* Reserved */ -vector022: .long asm_default_interrupt /* Reserved */ -vector023: .long asm_default_interrupt /* Reserved */ -vector024: .long asm_spurious_interrupt /* Spurious Interrupt */ -vector025: .long asm_default_interrupt /* Autovector Level 1 */ -vector026: .long asm_default_interrupt /* Autovector Level 2 */ -vector027: .long asm_default_interrupt /* Autovector Level 3 */ -vector028: .long asm_default_interrupt /* Autovector Level 4 */ -vector029: .long asm_default_interrupt /* Autovector Level 5 */ -vector030: .long asm_default_interrupt /* Autovector Level 6 */ -vector031: .long asm_default_interrupt /* Autovector Level 7 */ -vector032: .long asm_default_interrupt /* TRAP #0 */ -vector033: .long asm_default_interrupt /* TRAP #1 */ -vector034: .long asm_default_interrupt /* TRAP #2 */ -vector035: .long asm_default_interrupt /* TRAP #3 */ -vector036: .long asm_default_interrupt /* TRAP #4 */ -vector037: .long asm_default_interrupt /* TRAP #5 */ -vector038: .long asm_default_interrupt /* TRAP #6 */ -vector039: .long asm_default_interrupt /* TRAP #7 */ -vector040: .long asm_default_interrupt /* TRAP #8 */ -vector041: .long asm_default_interrupt /* TRAP #9 */ -vector042: .long asm_default_interrupt /* TRAP #10 */ -vector043: .long asm_default_interrupt /* TRAP #11 */ -vector044: .long asm_default_interrupt /* TRAP #12 */ -vector045: .long asm_default_interrupt /* TRAP #13 */ -vector046: .long asm_default_interrupt /* TRAP #14 */ -vector047: .long asm_default_interrupt /* TRAP #15 */ -vector048: .long asm_default_interrupt /* Reserved */ -vector049: .long asm_default_interrupt /* Reserved */ -vector050: .long asm_default_interrupt /* Reserved */ -vector051: .long asm_default_interrupt /* Reserved */ -vector052: .long asm_default_interrupt /* Reserved */ -vector053: .long asm_default_interrupt /* Reserved */ -vector054: .long asm_default_interrupt /* Reserved */ -vector055: .long asm_default_interrupt /* Reserved */ -vector056: .long asm_default_interrupt /* Reserved */ -vector057: .long asm_default_interrupt /* Reserved */ -vector058: .long asm_default_interrupt /* Reserved */ -vector059: .long asm_default_interrupt /* Reserved */ -vector060: .long asm_default_interrupt /* Reserved */ -vector061: .long asm_default_interrupt /* Reserved */ -vector062: .long asm_default_interrupt /* Reserved */ -vector063: .long asm_default_interrupt /* Reserved */ -vector064: .long asm_default_interrupt -vector065: .long asm_default_interrupt -vector066: .long asm_default_interrupt -vector067: .long asm_default_interrupt -vector068: .long asm_default_interrupt -vector069: .long asm_default_interrupt -vector070: .long asm_default_interrupt -vector071: .long asm_default_interrupt -vector072: .long asm_default_interrupt -vector073: .long asm_default_interrupt -vector074: .long asm_default_interrupt -vector075: .long asm_default_interrupt -vector076: .long asm_default_interrupt -vector077: .long asm_default_interrupt -vector078: .long asm_default_interrupt -vector079: .long asm_default_interrupt -vector080: .long asm_default_interrupt -vector081: .long asm_default_interrupt -vector082: .long asm_default_interrupt -vector083: .long asm_default_interrupt -vector084: .long asm_default_interrupt -vector085: .long asm_default_interrupt -vector086: .long asm_default_interrupt -vector087: .long asm_default_interrupt -vector088: .long asm_default_interrupt -vector089: .long asm_default_interrupt -vector090: .long asm_default_interrupt -vector091: .long asm_default_interrupt -vector092: .long asm_default_interrupt -vector093: .long asm_default_interrupt -vector094: .long asm_default_interrupt -vector095: .long asm_default_interrupt -vector096: .long asm_default_interrupt -vector097: .long asm_default_interrupt -vector098: .long asm_default_interrupt -vector099: .long asm_default_interrupt -vector100: .long asm_default_interrupt -vector101: .long asm_default_interrupt -vector102: .long asm_default_interrupt -vector103: .long asm_default_interrupt -vector104: .long asm_default_interrupt -vector105: .long asm_default_interrupt -vector106: .long asm_default_interrupt -vector107: .long asm_default_interrupt -vector108: .long asm_default_interrupt -vector109: .long asm_default_interrupt -vector110: .long asm_default_interrupt -vector111: .long asm_default_interrupt -vector112: .long asm_default_interrupt -vector113: .long asm_default_interrupt -vector114: .long asm_default_interrupt -vector115: .long asm_default_interrupt -vector116: .long asm_default_interrupt -vector117: .long asm_default_interrupt -vector118: .long asm_default_interrupt -vector119: .long asm_default_interrupt -vector120: .long asm_default_interrupt -vector121: .long asm_default_interrupt -vector122: .long asm_default_interrupt -vector123: .long asm_default_interrupt -vector124: .long asm_default_interrupt -vector125: .long asm_default_interrupt -vector126: .long asm_default_interrupt -vector127: .long asm_default_interrupt -vector128: .long asm_default_interrupt -vector129: .long asm_default_interrupt -vector130: .long asm_default_interrupt -vector131: .long asm_default_interrupt -vector132: .long asm_default_interrupt -vector133: .long asm_default_interrupt -vector134: .long asm_default_interrupt -vector135: .long asm_default_interrupt -vector136: .long asm_default_interrupt -vector137: .long asm_default_interrupt -vector138: .long asm_default_interrupt -vector139: .long asm_default_interrupt -vector140: .long asm_default_interrupt -vector141: .long asm_default_interrupt -vector142: .long asm_default_interrupt -vector143: .long asm_default_interrupt -vector144: .long asm_default_interrupt -vector145: .long asm_default_interrupt -vector146: .long asm_default_interrupt -vector147: .long asm_default_interrupt -vector148: .long asm_default_interrupt -vector149: .long asm_default_interrupt -vector150: .long asm_default_interrupt -vector151: .long asm_default_interrupt -vector152: .long asm_default_interrupt -vector153: .long asm_default_interrupt -vector154: .long asm_default_interrupt -vector155: .long asm_default_interrupt -vector156: .long asm_default_interrupt -vector157: .long asm_default_interrupt -vector158: .long asm_default_interrupt -vector159: .long asm_default_interrupt -vector160: .long asm_default_interrupt -vector161: .long asm_default_interrupt -vector162: .long asm_default_interrupt -vector163: .long asm_default_interrupt -vector164: .long asm_default_interrupt -vector165: .long asm_default_interrupt -vector166: .long asm_default_interrupt -vector167: .long asm_default_interrupt -vector168: .long asm_default_interrupt -vector169: .long asm_default_interrupt -vector170: .long asm_default_interrupt -vector171: .long asm_default_interrupt -vector172: .long asm_default_interrupt -vector173: .long asm_default_interrupt -vector174: .long asm_default_interrupt -vector175: .long asm_default_interrupt -vector176: .long asm_default_interrupt -vector177: .long asm_default_interrupt -vector178: .long asm_default_interrupt -vector179: .long asm_default_interrupt -vector180: .long asm_default_interrupt -vector181: .long asm_default_interrupt -vector182: .long asm_default_interrupt -vector183: .long asm_default_interrupt -vector184: .long asm_default_interrupt -vector185: .long asm_default_interrupt -vector186: .long asm_default_interrupt -vector187: .long asm_default_interrupt -vector188: .long asm_default_interrupt -vector189: .long asm_default_interrupt -vector190: .long asm_default_interrupt -vector191: .long asm_default_interrupt -vector192: .long asm_default_interrupt -vector193: .long asm_default_interrupt -vector194: .long asm_default_interrupt -vector195: .long asm_default_interrupt -vector196: .long asm_default_interrupt -vector197: .long asm_default_interrupt -vector198: .long asm_default_interrupt -vector199: .long asm_default_interrupt -vector200: .long asm_default_interrupt -vector201: .long asm_default_interrupt -vector202: .long asm_default_interrupt -vector203: .long asm_default_interrupt -vector204: .long asm_default_interrupt -vector205: .long asm_default_interrupt -vector206: .long asm_default_interrupt -vector207: .long asm_default_interrupt -vector208: .long asm_default_interrupt -vector209: .long asm_default_interrupt -vector210: .long asm_default_interrupt -vector211: .long asm_default_interrupt -vector212: .long asm_default_interrupt -vector213: .long asm_default_interrupt -vector214: .long asm_default_interrupt -vector215: .long asm_default_interrupt -vector216: .long asm_default_interrupt -vector217: .long asm_default_interrupt -vector218: .long asm_default_interrupt -vector219: .long asm_default_interrupt -vector220: .long asm_default_interrupt -vector221: .long asm_default_interrupt -vector222: .long asm_default_interrupt -vector223: .long asm_default_interrupt -vector224: .long asm_default_interrupt -vector225: .long asm_default_interrupt -vector226: .long asm_default_interrupt -vector227: .long asm_default_interrupt -vector228: .long asm_default_interrupt -vector229: .long asm_default_interrupt -vector230: .long asm_default_interrupt -vector231: .long asm_default_interrupt -vector232: .long asm_default_interrupt -vector233: .long asm_default_interrupt -vector234: .long asm_default_interrupt -vector235: .long asm_default_interrupt -vector236: .long asm_default_interrupt -vector237: .long asm_default_interrupt -vector238: .long asm_default_interrupt -vector239: .long asm_default_interrupt -vector240: .long asm_default_interrupt -vector241: .long asm_default_interrupt -vector242: .long asm_default_interrupt -vector243: .long asm_default_interrupt -vector244: .long asm_default_interrupt -vector245: .long asm_default_interrupt -vector246: .long asm_default_interrupt -vector247: .long asm_default_interrupt -vector248: .long asm_default_interrupt -vector249: .long asm_default_interrupt -vector250: .long asm_default_interrupt -vector251: .long asm_default_interrupt -vector252: .long asm_default_interrupt -vector253: .long asm_default_interrupt -vector254: .long asm_default_interrupt -vector255: .long asm_default_interrupt - -/*===============================================================*\ -| Start of code | -\*===============================================================*/ -.text -PUBLIC (start) -SYM(start): - move.w #0x3700,sr /* disable interrupts */ - jmp start_init - -/*===============================================================*\ -| Sspurious interrupt counter | -\*===============================================================*/ -.align 4 -.data /* begin of data section */ -PUBLIC (spurious_int_count) -SYM(spurious_int_count): - .long 0 /* spurious interrupt counter */ - -/*===============================================================*\ -| Function: Default exception handler | -+-----------------------------------------------------------------+ -| - stop and disable all interrupts | -| - loop forever | -\*===============================================================*/ -.text /* start of text section */ -.align 4 -PUBLIC (asm_default_interrupt) -SYM(asm_default_interrupt): - nop - stop #0x3700 /* stop */ - bra.w asm_default_interrupt /* loop forever */ - -/*===============================================================*\ -| Function: Exception handler for spurious interrupts | -+-----------------------------------------------------------------+ -| - count spurious interrupts | -\*===============================================================*/ -.align 4 -PUBLIC (asm_spurious_interrupt) -SYM(asm_spurious_interrupt): - add.l #1,spurious_int_count - rte - -/*===============================================================*\ -| Function: start_init | -+-----------------------------------------------------------------+ -| - Disable all intterupts | -| - Setup the internal SRAM | -| - Initialize mcf548x peripherals | -| - Set initial stack pointer | -| - Boot RTEMS -\*===============================================================*/ -.align 4 -PUBLIC (start_init) -SYM(start_init): - - move.l #0x01040100,d0 /* invalidate instruction/data/branch cache, disable all caches */ - movec d0,cacr - - move.l #_CoreSramBase0,d0 /* initialize RAMBAR0 */ - add.l #0x21,d0 /* for code & data */ - movec d0,rambar0 - - move.l #_CoreSramBase1,d0 /* initialize RAMBAR1 */ - add.l #0x21,d0 /* for code & data */ - movec d0,rambar1 /* movec d0,RAMBAR1 */ - - move.l #__MBAR,d0 /* initialize MBAR */ - movec d0,mbar - - move.l #_CoreSramBase1,d0 /* set sp to end of Core SRAM temporarily */ - add.l #_CoreSramSize1,d0 - move.l d0,sp - - move.l #0,d0 /* initialize frame pointer */ - movea.l d0,a6 - - jsr mcf548x_init /* Initialize mcf548x peripherals */ - - move.l #bsp_initstack_end,sp /* relocate sp */ - - clrl d0 /* clear d0 */ - movel d0,a7@- /* command line == 0 */ - - jsr boot_card /* boot rtems */ - - movel a7@+,d0 - -exit_multitasking: - nop - nop - halt - bra exit_multitasking - -.end /* end of start.S module */ - - - |