Clock Subsystem

Collaboration diagram for Clock Subsystem:

Data Structures
struct	clock_generic

Functions
struct clock *	clock_init ()
int64_t	clock_getCPUSpeed (struct clock *clk)
int64_t	clock_getPeripherySpeed (struct clock *clk, uint32_t id)
int32_t	clock_deinit (struct clock *clk)

Detailed Description

#include <accel.h>

This is the Clock Subsystem.

Todo:

Implement Clock Subsystem for better support for Power Mangement

Function Documentation

clock_deinit()

int32_t clock_deinit

(

struct clock *

clk

)

Deinit Clock

Parameters

clk	CLock Instance

Returns

-1 on error 0 on ok

clock_getCPUSpeed()

int64_t clock_getCPUSpeed

(

struct clock *

clk

)

Get CPU Clock Speed

Parameters

clk	CLock Instance

Returns

-1 on error >= 0 CPU Speed in Hz

clock_getPeripherySpeed()

int64_t clock_getPeripherySpeed	(	struct clock *	clk,
		uint32_t	id
	)

Get Periphery Clock Speed

Parameters

clk	CLock Instance
id	Periphery Clock ID

Returns

-1 on error >= 0 Periphery Speed in Hz

clock_init()

struct clock* clock_init

(

)

Clock Init

Returns

Clock Instance or Null on error