WSL2-Linux-Kernel/include/asm-arm/arch-davinci/debug-macro.S

22 строки
615 B
ArmAsm

/*
* Debugging macro for DaVinci
*
* Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
*
* 2007 (c) MontaVista Software, Inc. This file is licensed under
* the terms of the GNU General Public License version 2. This program
* is licensed "as is" without any warranty of any kind, whether express
* or implied.
*/
.macro addruart, rx
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x01000000 @ physical base address
movne \rx, #0xfe000000 @ virtual base
orr \rx, \rx, #0x00c20000 @ UART 0
.endm
#define UART_SHIFT 2
#include <asm/hardware/debug-8250.S>