diff options
author | David S. Miller <davem@davemloft.net> | 2009-04-16 17:35:26 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2009-04-16 17:35:26 -0700 |
commit | a54bfa40fd16aeb90bc556189221576f746f8567 (patch) | |
tree | 176bb7a99ffab5f42f0dd4e9671f335be3f3efa0 /arch/frv/include/asm/mmu.h | |
parent | fe957c40ec5e2763b9977c565beab3bde3aaf85b (diff) | |
parent | 134ffb4cad92a6aa534e55a9be145bca780a32c1 (diff) |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'arch/frv/include/asm/mmu.h')
-rw-r--r-- | arch/frv/include/asm/mmu.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/frv/include/asm/mmu.h b/arch/frv/include/asm/mmu.h new file mode 100644 index 00000000000..86ca0e86e7d --- /dev/null +++ b/arch/frv/include/asm/mmu.h @@ -0,0 +1,41 @@ +/* mmu.h: memory management context for FR-V with or without MMU support + * + * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#ifndef _ASM_MMU_H +#define _ASM_MMU_H + +typedef struct { +#ifdef CONFIG_MMU + struct list_head id_link; /* link in list of context ID owners */ + unsigned short id; /* MMU context ID */ + unsigned short id_busy; /* true if ID is in CXNR */ + unsigned long itlb_cached_pge; /* [SCR0] PGE cached for insn TLB handler */ + unsigned long itlb_ptd_mapping; /* [DAMR4] PTD mapping for itlb cached PGE */ + unsigned long dtlb_cached_pge; /* [SCR1] PGE cached for data TLB handler */ + unsigned long dtlb_ptd_mapping; /* [DAMR5] PTD mapping for dtlb cached PGE */ + +#else + unsigned long end_brk; + +#endif + +#ifdef CONFIG_BINFMT_ELF_FDPIC + unsigned long exec_fdpic_loadmap; + unsigned long interp_fdpic_loadmap; +#endif + +} mm_context_t; + +#ifdef CONFIG_MMU +extern int __nongpreldata cxn_pinned; +extern int cxn_pin_by_pid(pid_t pid); +#endif + +#endif /* _ASM_MMU_H */ |