| Server IP : 127.0.0.2 / Your IP : 3.17.68.195 Web Server : Apache/2.4.18 (Ubuntu) System : User : www-data ( ) PHP Version : 7.0.33-0ubuntu0.16.04.16 Disable Function : disk_free_space,disk_total_space,diskfreespace,dl,exec,fpaththru,getmyuid,getmypid,highlight_file,ignore_user_abord,leak,listen,link,opcache_get_configuration,opcache_get_status,passthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,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,php_uname,phpinfo,posix_ctermid,posix_getcwd,posix_getegid,posix_geteuid,posix_getgid,posix_getgrgid,posix_getgrnam,posix_getgroups,posix_getlogin,posix_getpgid,posix_getpgrp,posix_getpid,posix,_getppid,posix_getpwnam,posix_getpwuid,posix_getrlimit,posix_getsid,posix_getuid,posix_isatty,posix_kill,posix_mkfifo,posix_setegid,posix_seteuid,posix_setgid,posix_setpgid,posix_setsid,posix_setuid,posix_times,posix_ttyname,posix_uname,pclose,popen,proc_open,proc_close,proc_get_status,proc_nice,proc_terminate,shell_exec,source,show_source,system,virtual MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /lib/modules/4.4.0-1084-aws/build/include/linux/ |
Upload File : |
#ifndef _MC6821_H_
#define _MC6821_H_
/*
* This file describes the memery mapping of the MC6821 PIA.
* The unions describe overlayed registers. Which of them is used is
* determined by bit 2 of the corresponding control register.
* this files expects the PIA_REG_PADWIDTH to be defined the numeric
* value of the register spacing.
*
* Data came from MFC-31-Developer Kit (from Ralph Seidel,
* zodiac@darkness.gun.de) and Motorola Data Sheet (from
* Richard Hirst, srh@gpt.co.uk)
*
* 6.11.95 copyright Joerg Dorchain (dorchain@mpi-sb.mpg.de)
*
*/
#ifndef PIA_REG_PADWIDTH
#define PIA_REG_PADWIDTH 255
#endif
struct pia {
union {
volatile u_char pra;
volatile u_char ddra;
} ua;
u_char pad1[PIA_REG_PADWIDTH];
volatile u_char cra;
u_char pad2[PIA_REG_PADWIDTH];
union {
volatile u_char prb;
volatile u_char ddrb;
} ub;
u_char pad3[PIA_REG_PADWIDTH];
volatile u_char crb;
u_char pad4[PIA_REG_PADWIDTH];
};
#define ppra ua.pra
#define pddra ua.ddra
#define pprb ub.prb
#define pddrb ub.ddrb
#define PIA_C1_ENABLE_IRQ (1<<0)
#define PIA_C1_LOW_TO_HIGH (1<<1)
#define PIA_DDR (1<<2)
#define PIA_IRQ2 (1<<6)
#define PIA_IRQ1 (1<<7)
#endif