|
Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/src/linux-headers-4.4.0-57-generic/arch/arm/include/debug/ |
Upload File : |
/* * Copyright (C) 2013 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #define UARTn_CMD 0x000c #define UARTn_CMD_TXEN 0x0004 #define UARTn_STATUS 0x0010 #define UARTn_STATUS_TXC 0x0020 #define UARTn_STATUS_TXBL 0x0040 #define UARTn_TXDATA 0x0034 .macro addruart, rx, tmp, tmp2 ldr \rx, =(CONFIG_DEBUG_UART_PHYS) /* * enable TX. The driver might disable it to save energy. We * don't care about disabling at the end as during debug power * consumption isn't that important. */ ldr \tmp, =(UARTn_CMD_TXEN) str \tmp, [\rx, #UARTn_CMD] .endm .macro senduart,rd,rx strb \rd, [\rx, #UARTn_TXDATA] .endm .macro waituart,rd,rx 1001: ldr \rd, [\rx, #UARTn_STATUS] tst \rd, #UARTn_STATUS_TXBL beq 1001b .endm .macro busyuart,rd,rx 1001: ldr \rd, [\rx, UARTn_STATUS] tst \rd, #UARTn_STATUS_TXC bne 1001b .endm