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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-4.4.0-130-generic/arch/arm/include/debug/ |
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/* * Debugging macro include header * * Copyright (C) 2011 Xilinx * * This software is licensed under the terms of the GNU General Public * License version 2, as published by the Free Software Foundation, and * may be copied, distributed, and modified under those terms. * * 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. */ #define UART_CR_OFFSET 0x00 /* Control Register [8:0] */ #define UART_SR_OFFSET 0x2C /* Channel Status [11:0] */ #define UART_FIFO_OFFSET 0x30 /* FIFO [15:0] or [7:0] */ #define UART_SR_TXFULL 0x00000010 /* TX FIFO full */ #define UART_SR_TXEMPTY 0x00000008 /* TX FIFO empty */ #define UART0_PHYS 0xE0000000 #define UART0_VIRT 0xF0000000 #define UART1_PHYS 0xE0001000 #define UART1_VIRT 0xF0001000 #if IS_ENABLED(CONFIG_DEBUG_ZYNQ_UART1) # define LL_UART_PADDR UART1_PHYS # define LL_UART_VADDR UART1_VIRT #else # define LL_UART_PADDR UART0_PHYS # define LL_UART_VADDR UART0_VIRT #endif .macro addruart, rp, rv, tmp ldr \rp, =LL_UART_PADDR @ physical ldr \rv, =LL_UART_VADDR @ virtual .endm .macro senduart,rd,rx strb \rd, [\rx, #UART_FIFO_OFFSET] @ TXDATA .endm .macro waituart,rd,rx 1001: ldr \rd, [\rx, #UART_SR_OFFSET] ARM_BE8( rev \rd, \rd ) tst \rd, #UART_SR_TXEMPTY beq 1001b .endm .macro busyuart,rd,rx 1002: ldr \rd, [\rx, #UART_SR_OFFSET] @ get status register ARM_BE8( rev \rd, \rd ) tst \rd, #UART_SR_TXFULL @ bne 1002b @ wait if FIFO is full .endm