sgcn.c File Reference

SGCN (Serengeti 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	sgcn_buffer_header_t
	SGCN buffer header. More...
Defines
#define	POLL_INTERVAL   10000
#define	SGCN_BUFFER(type, offset)   ((type *) (sram_virt_addr + sram_buffer_offset + (offset)))
#define	SGCN_BUFFER_HEADER   (SGCN_BUFFER(sgcn_buffer_header_t, 0))
	Returns a pointer to the console buffer header.
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	sgcn_key_pressed (void)
	Handler of the "key pressed" event.
static void	sgcn_thread_impl (void *arg)
	Thread to poll SGCN for keypresses.
Variables
static volatile bool	polling_disabled = false
static uintptr_t	sram_buffer_offset
	SGCN buffer offset within SGCN.
static uintptr_t	sram_virt_addr
	Virtual address mapped to SRAM.

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Detailed Description

SGCN (Serengeti Console) keyboard port driver.

Definition in file sgcn.c.

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