niagara.c File Reference

Niagara console keyboard port driver. More...

#include <as.h>
#include <ddi.h>
#include <async.h>
#include <kbd.h>
#include <kbd_port.h>
#include <sysinfo.h>
#include <stdio.h>
#include <thread.h>
#include <bool.h>
#include <errno.h>

Go to the source code of this file.

Data Structures
struct	input_buffer_t
Defines
#define	INPUT_BUFFER_SIZE   ((PAGE_SIZE) - 2 * 8)
#define	POLL_INTERVAL   10000
Functions
int	kbd_port_init (void)
	Initializes keyboard handler.
void	kbd_port_reclaim (void)
void	kbd_port_write (uint8_t data)
void	kbd_port_yield (void)
static void	niagara_key_pressed (void)
	Called regularly by the polling thread.
static void	niagara_thread_impl (void *arg)
	Thread to poll SGCN for keypresses.
Variables
input_buffer_t	input_buffer
static uintptr_t	input_buffer_addr
	Virtual address mapped to the buffer shared with the kernel counterpart.
static volatile bool	polling_disabled = false

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Detailed Description

Niagara console keyboard port driver.

Definition in file niagara.c.

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