+++ /dev/null
-/***************************************************************************
- * Copyright (C) 2010 by Spencer Oliver *
- * spen@spen-soft.co.uk *
- * *
- * Copyright (C) 2011 Øyvind Harboe *
- * oyvind.harboe@zylin.com *
- * *
- * Copyright (C) 2011 Clement Burin des Roziers *
- * clement.burin-des-roziers@hikob.com *
- * *
- * Copyright (C) 2017 Armin van der Togt *
- * armin@otheruse.nl *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
- ***************************************************************************/
-
-
-// Build : arm-eabi-gcc -c stm32lx.S
- .text
- .syntax unified
- .cpu cortex-m0
- .thumb
- .thumb_func
- .global write
-
-/*
- r0 - destination address
- r1 - source address
- r2 - count
-*/
-
- // r2 = source + count * 4
- lsls r2, r2, #2
- adds r2, r1, r2
- // Go to compare
- b test_done
-write_word:
- // load word from address in r1 and increase r1 by 4
- ldmia r1!, {r3}
- // store word to address in r0 and increase r0 by 4
- stmia r0!, {r3}
-test_done:
- // compare r1 and r2
- cmp r1, r2
- // loop if not equal
- bne write_word
-
- // Set breakpoint to exit
- bkpt #0x00
-