blob: 65e9d6ff05208aa69deeab9bf38756b917a011d3 [file] [log] [blame]
Jesper Nilsson58d08312007-11-29 17:21:59 +01001#ifndef _ASM_CRIS_ARCH_ARBITER_H
2#define _ASM_CRIS_ARCH_ARBITER_H
3
4#define EXT_REGION 0
5#define INT_REGION 1
6
7typedef void (watch_callback)(void);
8
9enum {
10 arbiter_all_dmas = 0x7fe,
11 arbiter_cpu = 0x1800,
12 arbiter_all_clients = 0x7fff
13};
14
15enum {
16 arbiter_bar_all_clients = 0x1ff
17};
18
19enum {
20 arbiter_all_read = 0x55,
21 arbiter_all_write = 0xaa,
22 arbiter_all_accesses = 0xff
23};
24
25#define MARB_CLIENTS(foo_cli, bar_cli) (((bar_cli) << 16) | (foo_cli))
26
Jesper Nilssoneb090472008-02-08 10:44:05 +010027int crisv32_arbiter_allocate_bandwidth(int client, int region,
Jesper Nilsson58d08312007-11-29 17:21:59 +010028 unsigned long bandwidth);
29int crisv32_arbiter_watch(unsigned long start, unsigned long size,
30 unsigned long clients, unsigned long accesses,
31 watch_callback * cb);
32int crisv32_arbiter_unwatch(int id);
33
34#endif