hc.c File Reference

UHCI Host controller driver routines. More...

#include <errno.h>
#include <str_error.h>
#include <adt/list.h>
#include <libarch/ddi.h>
#include <usb/debug.h>
#include <usb/usb.h>
#include "hc.h"

Go to the source code of this file.

Defines
#define	UHCI_INTR_ALLOW_INTERRUPTS   (UHCI_INTR_CRC | UHCI_INTR_COMPLETE | UHCI_INTR_SHORT_PACKET)
#define	UHCI_STATUS_USED_INTERRUPTS   (UHCI_STATUS_INTERRUPT | UHCI_STATUS_ERROR_INTERRUPT)
Functions
static int	hc_debug_checker (void *arg)
	Debug function, checks consistency of memory structures.
int	hc_init (hc_t *instance, void *regs, size_t reg_size, bool interrupts)
	Initialize UHCI hc driver structure.
static void	hc_init_hw (hc_t *instance)
	Initialize UHCI hc hw resources.
static int	hc_init_mem_structures (hc_t *instance)
	Initialize UHCI hc memory structures.
static int	hc_init_transfer_lists (hc_t *instance)
	Initialize UHCI hc transfer lists.
void	hc_interrupt (hc_t *instance, uint16_t status)
	Take action based on the interrupt cause.
static int	hc_interrupt_emulator (void *arg)
	Polling function, emulates interrupts.
int	hc_schedule (hc_t *instance, usb_transfer_batch_t *batch)
	Add USB transfer to the schedule.

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Detailed Description

UHCI Host controller driver routines.

Definition in file hc.c.

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