tag	line	file	source code
head	26	include/linux/fd.h	head,    /* nr of heads */
head	37	include/linux/fd.h	unsigned int device,head,track;
head	16	include/linux/genhd.h	unsigned char head;    /* starting head */
head	8	include/linux/pipe_fs_i.h	unsigned int head;
head	17	include/linux/pipe_fs_i.h	#define PIPE_HEAD(inode)  ((inode).u.pipe_i.head)
head	65	include/linux/tty.h	unsigned long head;
head	121	include/linux/tty.h	#define EMPTY(a) ((a)->head == (a)->tail)
head	122	include/linux/tty.h	#define LEFT(a) (((a)->tail-(a)->head-1)&(TTY_BUF_SIZE-1))
head	123	include/linux/tty.h	#define LAST(a) ((a)->buf[(TTY_BUF_SIZE-1)&((a)->head-1)])
head	125	include/linux/tty.h	#define CHARS(a) (((a)->head-(a)->tail)&(TTY_BUF_SIZE-1))
head	277	kernel/blk_drv/floppy.c	static unsigned char head = 0;
head	613	kernel/blk_drv/floppy.c	((sector-1 + head*floppy->sect)<<9);
head	642	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	644	kernel/blk_drv/floppy.c	output_byte(head);
head	652	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	709	kernel/blk_drv/floppy.c	output_byte((head<<2) | current_drive);
head	751	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	834	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	848	kernel/blk_drv/floppy.c	output_byte(head << 2 | current_drive);
head	875	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	911	kernel/blk_drv/floppy.c	((track_shift * track + head_shift * head) % floppy->sect);
head	916	kernel/blk_drv/floppy.c	*here++ = head;
head	977	kernel/blk_drv/floppy.c	head = block % floppy->head;
head	978	kernel/blk_drv/floppy.c	track = block / floppy->head;
head	994	kernel/blk_drv/floppy.c	(format_req.head & 0xfffe) || probing) {
head	998	kernel/blk_drv/floppy.c	head = format_req.head;
head	1010	kernel/blk_drv/floppy.c	((sector + head*floppy->sect)<<9);
head	74	kernel/blk_drv/hd.c	unsigned int head,sect,cyl,wpcom,lzone,ctl;
head	127	kernel/blk_drv/hd.c	static int controller_ready(unsigned int drive, unsigned int head)
head	134	kernel/blk_drv/hd.c	outb_p(0xA0 | (drive<<4) | head, HD_CURRENT);
head	168	kernel/blk_drv/hd.c	unsigned int head,unsigned int cyl,unsigned int cmd,
head	173	kernel/blk_drv/hd.c	if (drive>1 || head>15)
head	181	kernel/blk_drv/hd.c	if (!controller_ready(drive, head)) {
head	193	kernel/blk_drv/hd.c	outb_p(0xA0|(drive<<4)|head,++port);
head	242	kernel/blk_drv/hd.c	hd_out(i,hd_info[i].sect,hd_info[i].sect,hd_info[i].head-1,
head	421	kernel/blk_drv/hd.c	unsigned int sec,head,cyl,track;
head	447	kernel/blk_drv/hd.c	head = track % hd_info[dev].head;
head	448	kernel/blk_drv/hd.c	cyl = track / hd_info[dev].head;
head	451	kernel/blk_drv/hd.c	dev, cyl, head, sec, CURRENT->buffer);
head	472	kernel/blk_drv/hd.c	hd_out(dev,nsect,sec,head,cyl,WIN_WRITE,&write_intr);
head	485	kernel/blk_drv/hd.c	hd_out(dev,nsect,sec,head,cyl,WIN_READ,&read_intr);
head	509	kernel/blk_drv/hd.c	put_fs_byte(hd_info[dev].head,
head	611	kernel/blk_drv/hd.c	hd_info[drive].head = *(unsigned char *) (2+BIOS);
head	656	kernel/blk_drv/hd.c	hd[i<<6].nr_sects = hd_info[i].head*
head	687	kernel/blk_drv/hd.c	#define CAPACITY (hd_info[target].head*hd_info[target].sect*hd_info[target].cyl)
head	162	kernel/chr_drv/keyboard.c	qp->buf[qp->head]=ch;
head	163	kernel/chr_drv/keyboard.c	if ((new_head=(qp->head+1)&(TTY_BUF_SIZE-1)) != qp->tail)
head	164	kernel/chr_drv/keyboard.c	qp->head=new_head;
head	180	kernel/chr_drv/keyboard.c	qp->buf[qp->head]=ch;
head	181	kernel/chr_drv/keyboard.c	if ((new_head=(qp->head+1)&(TTY_BUF_SIZE-1))
head	183	kernel/chr_drv/keyboard.c	qp->head=new_head;
head	65	kernel/chr_drv/psaux.c	unsigned long head;
head	135	kernel/chr_drv/psaux.c	return queue->head == queue->tail;
head	146	kernel/chr_drv/psaux.c	int head = queue->head;
head	149	kernel/chr_drv/psaux.c	queue->buf[head] = inb(AUX_INPUT_PORT);
head	150	kernel/chr_drv/psaux.c	if (head != maxhead) {
head	151	kernel/chr_drv/psaux.c	head++;
head	152	kernel/chr_drv/psaux.c	head &= AUX_BUF_SIZE-1;
head	154	kernel/chr_drv/psaux.c	queue->head = head;
head	186	kernel/chr_drv/psaux.c	queue->head = queue->tail = 0;  /* Flush input queue */
head	289	kernel/chr_drv/psaux.c	queue->head = queue->tail = 0;
head	215	kernel/chr_drv/serial.c	int head, tail, count, ch;
head	222	kernel/chr_drv/serial.c	#define VLEFT ((tail-head-1)&(TTY_BUF_SIZE-1))
head	242	kernel/chr_drv/serial.c	head = queue->head;
head	267	kernel/chr_drv/serial.c	queue->buf[head++] = 0xff;
head	268	kernel/chr_drv/serial.c	head &= TTY_BUF_SIZE-1;
head	269	kernel/chr_drv/serial.c	queue->buf[head++] = 0;
head	270	kernel/chr_drv/serial.c	head &= TTY_BUF_SIZE-1;
head	274	kernel/chr_drv/serial.c	queue->buf[head++] = 0xff;
head	275	kernel/chr_drv/serial.c	head &= TTY_BUF_SIZE-1;
head	277	kernel/chr_drv/serial.c	queue->buf[head++] = ch;
head	278	kernel/chr_drv/serial.c	head &= TTY_BUF_SIZE-1;
head	281	kernel/chr_drv/serial.c	queue->head = head;
head	290	kernel/chr_drv/serial.c	head = queue->head;
head	292	kernel/chr_drv/serial.c	if (head==tail && !info->x_char)
head	300	kernel/chr_drv/serial.c	if (tail == head)
head	512	kernel/chr_drv/serial.c	int head, tail, count;
head	520	kernel/chr_drv/serial.c	head = queue->head;
head	524	kernel/chr_drv/serial.c	if (tail == head)
head	68	kernel/chr_drv/tty_io.c	int head;
head	72	kernel/chr_drv/tty_io.c	head = (queue->head + 1) & (TTY_BUF_SIZE-1);
head	73	kernel/chr_drv/tty_io.c	if (head != queue->tail) {
head	74	kernel/chr_drv/tty_io.c	queue->buf[queue->head] = c;
head	75	kernel/chr_drv/tty_io.c	queue->head = head;
head	86	kernel/chr_drv/tty_io.c	if (queue->tail != queue->head) {
head	426	kernel/chr_drv/tty_io.c	DEC(tty->secondary.head);
head	447	kernel/chr_drv/tty_io.c	DEC(tty->secondary.head);
head	27	kernel/chr_drv/tty_ioctl.c	queue->head = queue->tail;