pintos/src/devices/intq.c File Reference

#include "devices/intq.h"
#include <debug.h>
#include "threads/thread.h"

Go to the source code of this file.

Functions
static int	next (int pos)
static void	wait (struct intq *q, struct thread **waiter)
static void	signal (struct intq *q, struct thread **waiter)
void	intq_init (struct intq *q)
bool	intq_empty (const struct intq *q)
bool	intq_full (const struct intq *q)
uint8_t	intq_getc (struct intq *q)
void	intq_putc (struct intq *q, uint8_t byte)
static void	wait (struct intq *q UNUSED, struct thread **waiter)
static void	signal (struct intq *q UNUSED, struct thread **waiter)

---

Function Documentation

bool intq_empty

(

const struct intq *

q

)

Definition at line 21 of file intq.c.

References ASSERT, intq::head, intr_get_level(), INTR_OFF, and intq::tail.

Referenced by intq_getc(), serial_flush(), serial_interrupt(), signal(), wait(), and write_ier().

bool intq_full

(

const struct intq *

q

)

Definition at line 29 of file intq.c.

References ASSERT, intq::head, intr_get_level(), INTR_OFF, next(), and intq::tail.

Referenced by input_full(), input_putc(), intq_putc(), serial_putc(), signal(), and wait().

uint8_t intq_getc

(

struct intq *

q

)

Definition at line 39 of file intq.c.

References ASSERT, intq::buf, intq_empty(), intr_context(), intr_get_level(), INTR_OFF, intq::lock, lock_acquire(), lock_release(), next(), intq::not_empty, intq::not_full, signal(), intq::tail, and wait().

Referenced by input_getc(), serial_flush(), serial_interrupt(), and serial_putc().

void intq_init

(

struct intq *

q

)

Definition at line 12 of file intq.c.

References intq::head, intq::lock, lock_init(), intq::not_empty, intq::not_full, NULL, and intq::tail.

Referenced by init_poll(), and input_init().

void intq_putc	(	struct intq *	q,
		uint8_t	byte
	)

Definition at line 62 of file intq.c.

References ASSERT, intq::buf, intq::head, intq_full(), intr_context(), intr_get_level(), INTR_OFF, intq::lock, lock_acquire(), lock_release(), next(), intq::not_empty, intq::not_full, signal(), and wait().

Referenced by input_putc(), and serial_putc().

static int next

(

int

pos

)

[static]

Definition at line 80 of file intq.c.

References INTQ_BUFSIZE.

Referenced by hash_apply(), intq_full(), intq_getc(), intq_putc(), list_unique(), rehash(), schedule(), uhci_process_completed(), and uhci_remove_stalled().

static void signal	(	struct intq *q	UNUSED,
		struct thread **	waiter
	)			[static]

Definition at line 104 of file intq.c.

References ASSERT, intq_empty(), intq_full(), intr_get_level(), INTR_OFF, NULL, and thread_unblock().

static void signal	(	struct intq *	q,
		struct thread **	waiter
	)			[static]

Referenced by intq_getc(), intq_putc(), and main().

static void wait	(	struct intq *q	UNUSED,
		struct thread **	waiter
	)			[static]

Definition at line 88 of file intq.c.

References ASSERT, intq_empty(), intq_full(), intr_context(), intr_get_level(), INTR_OFF, thread_block(), and thread_current().

static void wait	(	struct intq *	q,
		struct thread **	waiter
	)			[static]

Referenced by intq_getc(), intq_putc(), main(), sort_chunks(), test_main(), and wait_children().