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__ */
98