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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2004-09-29 17:25:02 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2004-09-29 17:25:02 +0000 |
commit | c774850d227c53c35d7c99ecb390e2f02113b0fb (patch) | |
tree | 5a40759b80ec1b595aa8f76c1855baaf1347921b /c/src/lib/libbsp/i960/cvme961/start/start.S | |
parent | 2004-09-27 Greg Menke <gregory.menke@gsfc.nasa.gov> (diff) | |
download | rtems-c774850d227c53c35d7c99ecb390e2f02113b0fb.tar.bz2 |
2004-09-29 Joel Sherrill <joel@OARcorp.com>
* .cvsignore, ChangeLog, Makefile.am, acinclude.m4, configure.ac,
cvme961/.cvsignore, cvme961/ChangeLog, cvme961/Makefile.am,
cvme961/bsp_specs, cvme961/configure.ac, cvme961/times,
cvme961/clock/ckinit.c, cvme961/console/console.c,
cvme961/include/.cvsignore, cvme961/include/bsp.h,
cvme961/include/tm27.h, cvme961/shmsupp/addrconv.c,
cvme961/shmsupp/getcfg.c, cvme961/shmsupp/lock.c,
cvme961/shmsupp/mpisr.c, cvme961/start/start.S,
cvme961/startup/bspclean.c, cvme961/startup/bspstart.c,
cvme961/startup/exit.c, cvme961/startup/linkcmds,
cvme961/startup/setvec.c, cvme961/timer/timer.c,
cvme961/timer/timerisr.S, i960sim/.cvsignore, i960sim/ChangeLog,
i960sim/Makefile.am, i960sim/bsp_specs, i960sim/configure.ac,
i960sim/clock/clockdrv.c, i960sim/console/console-io.c,
i960sim/console/mon-syscalls.S, i960sim/include/.cvsignore,
i960sim/include/bsp.h, i960sim/include/tm27.h, i960sim/start/start.c,
i960sim/startup/bspstart.c, i960sim/startup/linkcmds,
rxgen960/.cvsignore, rxgen960/ChangeLog, rxgen960/Makefile.am,
rxgen960/README, rxgen960/bsp_specs, rxgen960/configure.ac,
rxgen960/clock/ckinit.c, rxgen960/console/concntl.h,
rxgen960/console/console.c, rxgen960/console/serial.c,
rxgen960/console/serial.h, rxgen960/include/.cvsignore,
rxgen960/include/bsp.h, rxgen960/include/rxgen960_config.h,
rxgen960/include/tm27.h, rxgen960/start/rxgen_romld.S,
rxgen960/startup/asmfault.S, rxgen960/startup/asmfault.h,
rxgen960/startup/asmstub.S, rxgen960/startup/asmstub.h,
rxgen960/startup/bspstart.c, rxgen960/startup/cntrltbl.c,
rxgen960/startup/cntrltbl.h, rxgen960/startup/dram.ld,
rxgen960/startup/exit.c, rxgen960/startup/fault.c,
rxgen960/startup/fault.h, rxgen960/startup/faultret.h,
rxgen960/startup/flttbl.c, rxgen960/startup/flttbl.h,
rxgen960/startup/frmstr.c, rxgen960/startup/frmstr.h,
rxgen960/startup/i960.h, rxgen960/startup/ihandler.S,
rxgen960/startup/ihandler.h, rxgen960/startup/intrtbl.c,
rxgen960/startup/intrtbl.h, rxgen960/startup/kkprintf.c,
rxgen960/startup/linkcmds, rxgen960/startup/linkcmds.real,
rxgen960/startup/main.h, rxgen960/startup/memchnl.h,
rxgen960/startup/nmi.c, rxgen960/startup/nulsystbl.c,
rxgen960/startup/pmc901_memmap.h, rxgen960/startup/prcb.c,
rxgen960/startup/prcb.h, rxgen960/startup/rom.ld,
rxgen960/startup/rom_cntrltbl.c, rxgen960/startup/rom_ibr.c,
rxgen960/startup/rom_ibr.h, rxgen960/startup/rom_prcb.c,
rxgen960/startup/rommon.h, rxgen960/startup/sctns.c,
rxgen960/startup/sctns.h, rxgen960/startup/setvec.c,
rxgen960/startup/systbl.c, rxgen960/startup/systbl.h,
rxgen960/startup/time.h, rxgen960/timer/timer.c,
rxgen960/timer/timerisr.S: Removed.
Diffstat (limited to '')
-rw-r--r-- | c/src/lib/libbsp/i960/cvme961/start/start.S | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/c/src/lib/libbsp/i960/cvme961/start/start.S b/c/src/lib/libbsp/i960/cvme961/start/start.S deleted file mode 100644 index 8a6d3d9161..0000000000 --- a/c/src/lib/libbsp/i960/cvme961/start/start.S +++ /dev/null @@ -1,109 +0,0 @@ -/* entry.s - * - * This file contains the entry point for the application. - * The name of this entry point is compiler dependent. - * It jumps to the BSP which is responsible for performing - * all initialization. - * - * COPYRIGHT (c) 1989-1999. - * On-Line Applications Research Corporation (OAR). - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.com/license/LICENSE. - * - * $Id$ - */ - -#include <rtems/asm.h> - - BEGIN_CODE - PUBLIC(start) # GNU960 default entry point - -SYM(start): - mov 3, r12 - modpc r12, r12, r12 # enable tracing/trace faults - mov g5, g5 # NOP - mov 0, g14 # initialize constant for C - - /* - * zero out uninitialized data area - */ -zerobss: - lda _end, r4 /* find end of .bss */ - lda _bss_start, r5 /* find beginning of .bss */ - ldconst 0, r6 - -loop: st r6, (r5) /* to zero out uninitialized */ - addo 4, r5, r5 /* data area */ - cmpobl r5, r4, loop /* loop until _end reached */ - -/* set up stack pointer: - * The heap will begin at '_end'; its length is 'heap_size' - * bytes. The stack will begin at the first 64-byte-aligned - * block after the heap. - * - * A default value of 'heap_size' is set by linking with libnindy.a - * The default can be overridden by redefining this symbol at link - * time (with a line of the form 'heap_size=XXXX;' in the lnk960 - * linker specification file; or one of the form - * "-defsym heap_size=XXXX" on the gld960 invocation line). - */ - - ldconst _end, sp /* set sp = address of end of heap */ - lda heap_size(sp),sp - lda 64(sp), sp /* Now round up to 64-byte boundary */ - ldconst 0xffffffc0, r12 - and r12, sp, sp - st sp, _stack_start /* Save for brk() routine */ - - call init_frames - ret /* return to monitor */ - -init_frames: - mov 0, g14 /* initialize constant for C */ - ldconst 0x3b001000, g0 - ldconst 0x00009107, g1 - modac g1, g0, g0 /* set AC controls */ - - /* - * remember the frame, so that we can set it up if necessary - */ - - st fp, _start_frame - - /* - * Call application boot_card. - * Someday, real values of argc and argv will be set up. - * For now, they are set to 0. - */ - ldconst 0,g0 - ldconst 0,g1 - ldconst 0,g2 - call _boot_card - ret - -END_CODE - - BEGIN_DATA - - PUBLIC(_start_frame) - PUBLIC(start_frame) -SYM (_start_frame): -SYM (start_frame): - .word 0 # addr of first user frame: for gdb960 - - PUBLIC(_stack_start) - PUBLIC(stack_start) -SYM (_stack_start): -SYM (stack_start): - .word 0 # addr of first user frame: for gdb960 - -END_DATA - -BEGIN_BSS - PUBLIC(heap_size) - .set heap_size,0x2000 -END_BSS - -END |