Paste: hello world MINIX driver

Author: yuuki
Mode: c
Date: Sat, 8 Aug 2009 17:34:23
Plain Text | 
#include <minix/config.h>
#include <minix/com.h>
#include <minix/syslib.h>
#include <minix/const.h>
#include <minix/ipc.h>
#include <minix/safecopies.h>

#include <string.h>
#include <timers.h>
#include <errno.h>
#include <termios.h>

#include "../../kernel/arch/i386/include/archtypes.h"
#include "../../kernel/proc.h"
#include "../tty/tty.h"

message mess;
char* buf = "Hello World!\n";
struct proc pr;

int main(int argc, char **argv)
{
	if (OK == sys_getproc(&pr, SELF))
	{
		cp_grant_id_t g = cpf_grant_direct(
			TTY_PROC_NR, buf, mess.COUNT = strlen(buf), CPF_READ);
		mess.m_type = DEV_WRITE_S;
		mess.TTY_LINE = CONS_MINOR;
		mess.IO_ENDPT = pr.p_endpoint;
		mess.ADDRESS = g;
		sendrec(TTY_PROC_NR, &mess);
	}
	receive(ANY, &mess);
}

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