diff options
Diffstat (limited to 'include/asm-cris/arch-v32/mach-a3/arbiter.h')
-rw-r--r-- | include/asm-cris/arch-v32/mach-a3/arbiter.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/asm-cris/arch-v32/mach-a3/arbiter.h b/include/asm-cris/arch-v32/mach-a3/arbiter.h new file mode 100644 index 0000000..65e9d6f --- /dev/null +++ b/include/asm-cris/arch-v32/mach-a3/arbiter.h @@ -0,0 +1,34 @@ +#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 |