Atmosphere/exosphere/program/sc7fw/source/sc7fw_start.s

35 lines
1.0 KiB
ArmAsm
Raw Normal View History

/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
*/
.section .text.start, "ax", %progbits
.align 3
.global _start
_start:
/* Set CPSR_cf and CPSR_cf. */
msr cpsr_f, #0xC0
msr cpsr_cf, #0xD3
/* Set the stack pointer. */
ldr sp, =0x40005000
/* Set our link register to the exception handler. */
ldr lr, =_ZN3ams5sc7fw16ExceptionHandlerEv
/* Invoke main. */
bl _ZN3ams5sc7fw4MainEv
/* Infinite loop. */
1: b 1b