release/src-rt-6.x.4708/linux/linux-2.6.36/arch/powerpc/include/asm/kvm_book3s_asm.h

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License, version 2, as
   4  * published by the Free Software Foundation.
   5  *
   6  * This program is distributed in the hope that it will be useful,
   7  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   8  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9  * GNU General Public License for more details.
  10  *
  11  * You should have received a copy of the GNU General Public License
  12  * along with this program; if not, write to the Free Software
  13  * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  14  *
  15  * Copyright SUSE Linux Products GmbH 2009
  16  *
  17  * Authors: Alexander Graf <agraf@suse.de>
  18  */
  19
  20 #ifndef __ASM_KVM_BOOK3S_ASM_H__
  21 #define __ASM_KVM_BOOK3S_ASM_H__
  22
  23 #ifdef __ASSEMBLY__
  24
  25 #ifdef CONFIG_KVM_BOOK3S_HANDLER
  26
  27 #include <asm/kvm_asm.h>
  28
  29 .macro DO_KVM intno
  30         .if (\intno == BOOK3S_INTERRUPT_SYSTEM_RESET) || \
  31             (\intno == BOOK3S_INTERRUPT_MACHINE_CHECK) || \
  32             (\intno == BOOK3S_INTERRUPT_DATA_STORAGE) || \
  33             (\intno == BOOK3S_INTERRUPT_INST_STORAGE) || \
  34             (\intno == BOOK3S_INTERRUPT_DATA_SEGMENT) || \
  35             (\intno == BOOK3S_INTERRUPT_INST_SEGMENT) || \
  36             (\intno == BOOK3S_INTERRUPT_EXTERNAL) || \
  37             (\intno == BOOK3S_INTERRUPT_ALIGNMENT) || \
  38             (\intno == BOOK3S_INTERRUPT_PROGRAM) || \
  39             (\intno == BOOK3S_INTERRUPT_FP_UNAVAIL) || \
  40             (\intno == BOOK3S_INTERRUPT_DECREMENTER) || \
  41             (\intno == BOOK3S_INTERRUPT_SYSCALL) || \
  42             (\intno == BOOK3S_INTERRUPT_TRACE) || \
  43             (\intno == BOOK3S_INTERRUPT_PERFMON) || \
  44             (\intno == BOOK3S_INTERRUPT_ALTIVEC) || \
  45             (\intno == BOOK3S_INTERRUPT_VSX)
  46
  47         b       kvmppc_trampoline_\intno
  48 kvmppc_resume_\intno:
  49
  50         .endif
  51 .endm
  52
  53 #else
  54
  55 .macro DO_KVM intno
  56 .endm
  57
  58 #endif /* CONFIG_KVM_BOOK3S_HANDLER */
  59
  60 #else  /*__ASSEMBLY__ */
  61
  62 struct kvmppc_book3s_shadow_vcpu {
  63         ulong gpr[14];
  64         u32 cr;
  65         u32 xer;
  66
  67         u32 fault_dsisr;
  68         u32 last_inst;
  69         ulong ctr;
  70         ulong lr;
  71         ulong pc;
  72         ulong shadow_srr1;
  73         ulong fault_dar;
  74
  75         ulong host_r1;
  76         ulong host_r2;
  77         ulong handler;
  78         ulong scratch0;
  79         ulong scratch1;
  80         ulong vmhandler;
  81         u8 in_guest;
  82
  83 #ifdef CONFIG_PPC_BOOK3S_32
  84         u32     sr[16];                 /* Guest SRs */
  85 #endif
  86 #ifdef CONFIG_PPC_BOOK3S_64
  87         u8 slb_max;                     /* highest used guest slb entry */
  88         struct  {
  89                 u64     esid;
  90                 u64     vsid;
  91         } slb[64];                      /* guest SLB */
  92 #endif
  93 };
  94
  95 #endif /*__ASSEMBLY__ */
  96
  97 #endif /* __ASM_KVM_BOOK3S_ASM_H__ */