pintos/src/threads/interrupt.h File Reference

#include <stdbool.h>
#include <stdint.h>

Go to the source code of this file.

Data Structures
struct	intr_frame
Typedefs
typedef void	intr_handler_func (struct intr_frame *)
Enumerations
enum	intr_level { INTR_OFF, INTR_ON }
Functions
enum intr_level	intr_get_level (void)
enum intr_level	intr_set_level (enum intr_level)
enum intr_level	intr_enable (void)
enum intr_level	intr_disable (void)
void	intr_init (void)
void	intr_register_ext (uint8_t vec, intr_handler_func *, const char *name)
void	intr_register_int (uint8_t vec, int dpl, enum intr_level, intr_handler_func *, const char *name)
bool	intr_context (void)
void	intr_yield_on_return (void)
void	intr_dump_frame (const struct intr_frame *)
const char *	intr_name (uint8_t vec)
void	intr_irq_mask (int irq)
void	intr_irq_unmask (int irq)
bool	intr_is_registered (uint8_t vec)

---

Typedef Documentation

typedef void intr_handler_func(struct intr_frame *)

Definition at line 59 of file interrupt.h.

---

Enumeration Type Documentation

enum intr_level

Enumerator:

INTR_OFF
INTR_ON

Definition at line 9 of file interrupt.h.

---

Function Documentation

bool intr_context

(

void

)

Definition at line 221 of file interrupt.c.

References in_external_intr.

Referenced by acquire_console(), cond_signal(), cond_wait(), console_locked_by_current_thread(), intq_getc(), intq_putc(), intr_enable(), intr_handler(), intr_yield_on_return(), lock_acquire(), release_console(), sema_down(), thread_block(), thread_exit(), thread_yield(), and wait().

enum intr_level intr_disable

(

void

)

Definition at line 113 of file interrupt.c.

References intr_get_level().

Referenced by debug_backtrace_all(), debug_panic(), idle(), input_getc(), intr_set_level(), pci_unregister_irq(), pit_configure_channel(), sema_down(), sema_try_down(), sema_up(), serial_flush(), serial_init_queue(), serial_putc(), speaker_off(), speaker_on(), thread_create(), thread_exit(), thread_unblock(), thread_yield(), timer_ticks(), uhci_remove_stalled(), uhci_tx_pkt_wait(), and vga_putc().

void intr_dump_frame

(

const struct intr_frame *

)

Definition at line 409 of file interrupt.c.

References intr_frame::cs, intr_frame::ds, intr_frame::eax, intr_frame::ebp, intr_frame::ebx, intr_frame::ecx, intr_frame::edi, intr_frame::edx, intr_frame::eip, intr_frame::error_code, intr_frame::es, intr_frame::esi, intr_frame::esp, intr_names, printf(), PRIx16, PRIx32, intr_frame::ss, and intr_frame::vec_no.

Referenced by intr_handler(), and kill().

enum intr_level intr_enable

(

void

)

Definition at line 97 of file interrupt.c.

References ASSERT, intr_context(), and intr_get_level().

Referenced by intr_set_level(), kernel_thread(), page_fault(), pci_unregister_irq(), thread_start(), and uhci_remove_stalled().

enum intr_level intr_get_level

(

void

)

Definition at line 74 of file interrupt.c.

References FLAG_IF, INTR_OFF, and INTR_ON.

Referenced by input_full(), input_putc(), intq_empty(), intq_full(), intq_getc(), intq_putc(), intr_disable(), intr_enable(), intr_handler(), is_thread(), issue_pio_command(), putc_poll(), real_time_sleep(), schedule(), schedule_tail(), serial_notify(), signal(), speaker_beep(), thread_block(), thread_foreach(), timer_calibrate(), timer_sleep(), uhci_stop(), wait(), and write_ier().

void intr_init

(

void

)

Definition at line 127 of file interrupt.c.

References idt, INTR_CNT, intr_names, intr_stubs, make_idtr_operand(), make_intr_gate(), and pic_init().

Referenced by main().

void intr_irq_mask

(

int

irq

)

masks a given IRQ

Definition at line 439 of file interrupt.c.

References outb(), PIC0_DATA, PIC1_DATA, and pic_mask.

Referenced by pci_mask_irq().

void intr_irq_unmask

(

int

irq

)

unmasks a given IRQ

Definition at line 451 of file interrupt.c.

References IRQ_CASCADE0, IRQ_CASCADE1, outb(), PIC0_DATA, PIC1_DATA, and pic_mask.

Referenced by pci_unmask_irq().

bool intr_is_registered

(

uint8_t

vec

)

Definition at line 474 of file interrupt.c.

References intr_handlers, and NULL.

Referenced by pci_register_irq().

const char* intr_name

(

uint8_t

vec

)

Definition at line 433 of file interrupt.c.

References intr_names.

Referenced by kill().

void intr_register_ext	(	uint8_t	vec,
		intr_handler_func *	,
		const char *	name
	)

Definition at line 190 of file interrupt.c.

References ASSERT, INTR_OFF, and register_handler().

Referenced by ide_init(), kbd_init(), pci_register_irq(), serial_init_queue(), and timer_init().

void intr_register_int	(	uint8_t	vec,
		int	dpl,
		enum	intr_level,
		intr_handler_func *	,
		const char *	name
	)

Definition at line 211 of file interrupt.c.

References ASSERT, and register_handler().

Referenced by exception_init(), and syscall_init().

enum intr_level intr_set_level

(

enum

intr_level

)

Definition at line 90 of file interrupt.c.

References intr_disable(), intr_enable(), and INTR_ON.

Referenced by debug_backtrace_all(), input_getc(), pit_configure_channel(), sema_down(), sema_try_down(), sema_up(), serial_flush(), serial_init_queue(), serial_putc(), speaker_off(), speaker_on(), thread_create(), thread_unblock(), thread_yield(), timer_ticks(), uhci_tx_pkt_wait(), and vga_putc().

void intr_yield_on_return

(

void

)

Definition at line 231 of file interrupt.c.

References ASSERT, intr_context(), and yield_on_return.

Referenced by thread_tick().