bsps: Move start files to bsps

This patch is a part of the BSP source reorganization.

Update #3285.

1 files changed, 432 insertions, 0 deletions

diff --git a/bsps/m68k/genmcf548x/start/start.S b/bsps/m68k/genmcf548x/start/start.S
new file mode 100644
index 0000000000..d4d1d9b273
--- /dev/null
+++ b/bsps/m68k/genmcf548x/start/start.S
@@ -0,0 +1,432 @@
+/*===============================================================*\
+| 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 */
+
+
+