| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ASM_CRIS_ARCH_ARBITER_H |
| #define _ASM_CRIS_ARCH_ARBITER_H |
| |
| #define EXT_REGION 0 |
| #define INT_REGION 1 |
| |
| typedef void (watch_callback)(void); |
| |
| enum { |
| arbiter_all_dmas = 0x7fe, |
| arbiter_cpu = 0x1800, |
| arbiter_all_clients = 0x7fff |
| }; |
| |
| enum { |
| arbiter_bar_all_clients = 0x1ff |
| }; |
| |
| enum { |
| arbiter_all_read = 0x55, |
| arbiter_all_write = 0xaa, |
| arbiter_all_accesses = 0xff |
| }; |
| |
| #define MARB_CLIENTS(foo_cli, bar_cli) (((bar_cli) << 16) | (foo_cli)) |
| |
| int crisv32_arbiter_allocate_bandwidth(int client, int region, |
| unsigned long bandwidth); |
| 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); |
| |
| #endif |
