arbiter.c File Reference

#include <hwregs/reg_map.h>
#include <hwregs/reg_rdwr.h>
#include <hwregs/marb_foo_defs.h>
#include <hwregs/marb_bar_defs.h>
#include <arbiter.h>
#include <hwregs/intr_vect.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/signal.h>
#include <linux/errno.h>
#include <linux/spinlock.h>
#include <asm/io.h>
#include <asm/irq_regs.h>

Go to the source code of this file.

Data Structures
struct	crisv32_watch_entry
struct	arbiter

Macros
#define	D(x)
#define	NUMBER_OF_BP   4
#define	SDRAM_BANDWIDTH   400000000
#define	INTMEM_BANDWIDTH   400000000
#define	NBR_OF_SLOTS   64
#define	NBR_OF_REGIONS   2
#define	NBR_OF_CLIENTS   15
#define	ARBITERS   2
#define	UNASSIGNED   100

Functions
	DEFINE_SPINLOCK (arbiter_lock)
int	crisv32_arbiter_allocate_bandwidth (int client, int region, unsigned long bandwidth)
void	crisv32_arbiter_deallocate_bandwidth (int client, int region)
int	crisv32_arbiter_watch (unsigned long start, unsigned long size, unsigned long clients, unsigned long accesses, watch_callback *cb)
int	crisv32_arbiter_unwatch (int id)
void	show_registers (struct pt_regs *regs)

Variables
struct arbiter	arbiters [ARBITERS]
char	_stext
char	_etext

Macro Definition Documentation

#define ARBITERS   2

Definition at line 68 of file arbiter.c.

#define D

(

x

)

Definition at line 52 of file arbiter.c.

#define INTMEM_BANDWIDTH   400000000

Definition at line 64 of file arbiter.c.

#define NBR_OF_CLIENTS   15

Definition at line 67 of file arbiter.c.

#define NBR_OF_REGIONS   2

Definition at line 66 of file arbiter.c.

#define NBR_OF_SLOTS   64

Definition at line 65 of file arbiter.c.

#define NUMBER_OF_BP   4

Definition at line 62 of file arbiter.c.

#define SDRAM_BANDWIDTH   400000000

Definition at line 63 of file arbiter.c.

#define UNASSIGNED   100

Definition at line 69 of file arbiter.c.

Function Documentation

int crisv32_arbiter_allocate_bandwidth	(	int	client,
		int	region,
		unsigned long	bandwidth
	)

Definition at line 285 of file arbiter.c.

void crisv32_arbiter_deallocate_bandwidth	(	int	client,
		int	region
	)

Definition at line 344 of file arbiter.c.

int crisv32_arbiter_unwatch

(

int

id

)

Definition at line 468 of file arbiter.c.

int crisv32_arbiter_watch	(	unsigned long	start,
		unsigned long	size,
		unsigned long	clients,
		unsigned long	accesses,
		watch_callback *	cb
	)

Definition at line 362 of file arbiter.c.

DEFINE_SPINLOCK

(

arbiter_lock

)

void show_registers

(

struct pt_regs *

regs

)

Definition at line 17 of file traps.c.

Variable Documentation

char _etext

char _stext

struct arbiter arbiters[ARBITERS]

Initial value:

=
{
  { 
    .instance = regi_marb_foo,
    .nbr_regions = 2,
    .nbr_clients = 15
  },
  { 
    .instance = regi_marb_bar,
    .nbr_regions = 1,
    .nbr_clients = 9
  }
}

Definition at line 95 of file arbiter.c.