summaryrefslogtreecommitdiffstats
path: root/src/soc/nvidia/tegra210/bootblock_asm.S
blob: d913e1caf5be3d8dd159372108e3377de1486964 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
/* SPDX-License-Identifier: GPL-2.0-only */

/*
 * Early initialization code for ARM architecture.
 *
 * This file is based off of the OMAP3530/ARM Cortex start.S file from Das
 * U-Boot, which itself got the file from armboot.
 */

#include <arch/asm.h>

#include "stack.S"

ENTRY(_start)
	/*
	 * Set the CPU to System mode with IRQ and FIQ disabled. Prefetch/Data
	 * aborts may happen early and crash before the abort handlers are
	 * installed, but at least the problem will show up near the code that
	 * causes it.
	 */
	msr	cpsr_cxf, #0xdf

	stack_init stack_top=_estack stack_bottom=_stack seed=1 func=tegra210_main
ENDPROC(_start)