| Server IP : 104.21.38.3 / Your IP : 172.71.81.230 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,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,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-142/arch/arm/include/debug/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/debug/8250.S * * Copyright (C) 1994-2013 Russell King */ #include <linux/serial_reg.h> .macro addruart, rp, rv, tmp ldr \rp, =CONFIG_DEBUG_UART_PHYS ldr \rv, =CONFIG_DEBUG_UART_VIRT .endm #ifdef CONFIG_DEBUG_UART_8250_WORD .macro store, rd, rx:vararg ARM_BE8(rev \rd, \rd) str \rd, \rx ARM_BE8(rev \rd, \rd) .endm .macro load, rd, rx:vararg ldr \rd, \rx ARM_BE8(rev \rd, \rd) .endm #else .macro store, rd, rx:vararg strb \rd, \rx .endm .macro load, rd, rx:vararg ldrb \rd, \rx .endm #endif #define UART_SHIFT CONFIG_DEBUG_UART_8250_SHIFT .macro senduart,rd,rx store \rd, [\rx, #UART_TX << UART_SHIFT] .endm .macro busyuart,rd,rx 1002: load \rd, [\rx, #UART_LSR << UART_SHIFT] and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE teq \rd, #UART_LSR_TEMT | UART_LSR_THRE bne 1002b .endm .macro waituarttxrdy,rd,rx .endm .macro waituartcts,rd,rx 1001: load \rd, [\rx, #UART_MSR << UART_SHIFT] tst \rd, #UART_MSR_CTS beq 1001b .endm