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Diffstat (limited to 'arch/mips/include/asm/sn/agent.h')
| -rw-r--r-- | arch/mips/include/asm/sn/agent.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/mips/include/asm/sn/agent.h b/arch/mips/include/asm/sn/agent.h new file mode 100644 index 00000000000..ac4ea85c3a5 --- /dev/null +++ b/arch/mips/include/asm/sn/agent.h @@ -0,0 +1,46 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * This file has definitions for the hub and snac interfaces. + * + * Copyright (C) 1992 - 1997, 1999, 2000 Silcon Graphics, Inc. + * Copyright (C) 1999, 2000 Ralf Baechle (ralf@gnu.org) + */ +#ifndef _ASM_SGI_SN_AGENT_H +#define _ASM_SGI_SN_AGENT_H + +#include <linux/topology.h> +#include <asm/sn/addrs.h> +#include <asm/sn/arch.h> + +#if defined(CONFIG_SGI_IP27) +#include <asm/sn/sn0/hub.h> +#elif defined(CONFIG_SGI_IP35) +#include <asm/sn/sn1/hub.h> +#endif /* !CONFIG_SGI_IP27 && !CONFIG_SGI_IP35 */ + +/* + * NIC register macros + */ + +#if defined(CONFIG_SGI_IP27) +#define HUB_NIC_ADDR(_cpuid) \ + REMOTE_HUB_ADDR(COMPACT_TO_NASID_NODEID(cpu_to_node(_cpuid)), \ + MD_MLAN_CTL) +#endif + +#define SET_HUB_NIC(_my_cpuid, _val) \ + (HUB_S(HUB_NIC_ADDR(_my_cpuid), (_val))) + +#define SET_MY_HUB_NIC(_v) \ + SET_HUB_NIC(cpuid(), (_v)) + +#define GET_HUB_NIC(_my_cpuid) \ + (HUB_L(HUB_NIC_ADDR(_my_cpuid))) + +#define GET_MY_HUB_NIC() \ + GET_HUB_NIC(cpuid()) + +#endif /* _ASM_SGI_SN_AGENT_H */ |