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 IBM Corp. 2008 16 * 17 * Authors: Hollis Blanchard <hollisb@us.ibm.com> 18 */ 19 20 #ifndef __POWERPC_KVM_ASM_H__ 21 #define __POWERPC_KVM_ASM_H__ 22 23 #ifdef __ASSEMBLY__ 24 #ifdef CONFIG_64BIT 25 #define PPC_STD(sreg, offset, areg) std sreg, (offset)(areg) 26 #define PPC_LD(treg, offset, areg) ld treg, (offset)(areg) 27 #else 28 #define PPC_STD(sreg, offset, areg) stw sreg, (offset+4)(areg) 29 #define PPC_LD(treg, offset, areg) lwz treg, (offset+4)(areg) 30 #endif 31 #endif 32 33 /* IVPR must be 64KiB-aligned. */ 34 #define VCPU_SIZE_ORDER 4 35 #define VCPU_SIZE_LOG (VCPU_SIZE_ORDER + 12) 36 #define VCPU_TLB_PGSZ PPC44x_TLB_64K 37 #define VCPU_SIZE_BYTES (1<<VCPU_SIZE_LOG) 38 39 #define BOOKE_INTERRUPT_CRITICAL 0 40 #define BOOKE_INTERRUPT_MACHINE_CHECK 1 41 #define BOOKE_INTERRUPT_DATA_STORAGE 2 42 #define BOOKE_INTERRUPT_INST_STORAGE 3 43 #define BOOKE_INTERRUPT_EXTERNAL 4 44 #define BOOKE_INTERRUPT_ALIGNMENT 5 45 #define BOOKE_INTERRUPT_PROGRAM 6 46 #define BOOKE_INTERRUPT_FP_UNAVAIL 7 47 #define BOOKE_INTERRUPT_SYSCALL 8 48 #define BOOKE_INTERRUPT_AP_UNAVAIL 9 49 #define BOOKE_INTERRUPT_DECREMENTER 10 50 #define BOOKE_INTERRUPT_FIT 11 51 #define BOOKE_INTERRUPT_WATCHDOG 12 52 #define BOOKE_INTERRUPT_DTLB_MISS 13 53 #define BOOKE_INTERRUPT_ITLB_MISS 14 54 #define BOOKE_INTERRUPT_DEBUG 15 55 56 /* E500 */ 57 #define BOOKE_INTERRUPT_SPE_ALTIVEC_UNAVAIL 32 58 #define BOOKE_INTERRUPT_SPE_FP_DATA_ALTIVEC_ASSIST 33 59 /* 60 * TODO: Unify 32-bit and 64-bit kernel exception handlers to use same defines 61 */ 62 #define BOOKE_INTERRUPT_SPE_UNAVAIL BOOKE_INTERRUPT_SPE_ALTIVEC_UNAVAIL 63 #define BOOKE_INTERRUPT_SPE_FP_DATA BOOKE_INTERRUPT_SPE_FP_DATA_ALTIVEC_ASSIST 64 #define BOOKE_INTERRUPT_ALTIVEC_UNAVAIL BOOKE_INTERRUPT_SPE_ALTIVEC_UNAVAIL 65 #define BOOKE_INTERRUPT_ALTIVEC_ASSIST \ 66 BOOKE_INTERRUPT_SPE_FP_DATA_ALTIVEC_ASSIST 67 #define BOOKE_INTERRUPT_SPE_FP_ROUND 34 68 #define BOOKE_INTERRUPT_PERFORMANCE_MONITOR 35 69 #define BOOKE_INTERRUPT_DOORBELL 36 70 #define BOOKE_INTERRUPT_DOORBELL_CRITICAL 37 71 72 /* booke_hv */ 73 #define BOOKE_INTERRUPT_GUEST_DBELL 38 74 #define BOOKE_INTERRUPT_GUEST_DBELL_CRIT 39 75 #define BOOKE_INTERRUPT_HV_SYSCALL 40 76 #define BOOKE_INTERRUPT_HV_PRIV 41 77 78 /* book3s */ 79 80 #define BOOK3S_INTERRUPT_SYSTEM_RESET 0x100 81 #define BOOK3S_INTERRUPT_MACHINE_CHECK 0x200 82 #define BOOK3S_INTERRUPT_DATA_STORAGE 0x300 83 #define BOOK3S_INTERRUPT_DATA_SEGMENT 0x380 84 #define BOOK3S_INTERRUPT_INST_STORAGE 0x400 85 #define BOOK3S_INTERRUPT_INST_SEGMENT 0x480 86 #define BOOK3S_INTERRUPT_EXTERNAL 0x500 87 #define BOOK3S_INTERRUPT_EXTERNAL_LEVEL 0x501 88 #define BOOK3S_INTERRUPT_EXTERNAL_HV 0x502 89 #define BOOK3S_INTERRUPT_ALIGNMENT 0x600 90 #define BOOK3S_INTERRUPT_PROGRAM 0x700 91 #define BOOK3S_INTERRUPT_FP_UNAVAIL 0x800 92 #define BOOK3S_INTERRUPT_DECREMENTER 0x900 93 #define BOOK3S_INTERRUPT_HV_DECREMENTER 0x980 94 #define BOOK3S_INTERRUPT_SYSCALL 0xc00 95 #define BOOK3S_INTERRUPT_TRACE 0xd00 96 #define BOOK3S_INTERRUPT_H_DATA_STORAGE 0xe00 97 #define BOOK3S_INTERRUPT_H_INST_STORAGE 0xe20 98 #define BOOK3S_INTERRUPT_H_EMUL_ASSIST 0xe40 99 #define BOOK3S_INTERRUPT_PERFMON 0xf00 100 #define BOOK3S_INTERRUPT_ALTIVEC 0xf20 101 #define BOOK3S_INTERRUPT_VSX 0xf40 102 103 #define BOOK3S_IRQPRIO_SYSTEM_RESET 0 104 #define BOOK3S_IRQPRIO_DATA_SEGMENT 1 105 #define BOOK3S_IRQPRIO_INST_SEGMENT 2 106 #define BOOK3S_IRQPRIO_DATA_STORAGE 3 107 #define BOOK3S_IRQPRIO_INST_STORAGE 4 108 #define BOOK3S_IRQPRIO_ALIGNMENT 5 109 #define BOOK3S_IRQPRIO_PROGRAM 6 110 #define BOOK3S_IRQPRIO_FP_UNAVAIL 7 111 #define BOOK3S_IRQPRIO_ALTIVEC 8 112 #define BOOK3S_IRQPRIO_VSX 9 113 #define BOOK3S_IRQPRIO_SYSCALL 10 114 #define BOOK3S_IRQPRIO_MACHINE_CHECK 11 115 #define BOOK3S_IRQPRIO_DEBUG 12 116 #define BOOK3S_IRQPRIO_EXTERNAL 13 117 #define BOOK3S_IRQPRIO_DECREMENTER 14 118 #define BOOK3S_IRQPRIO_PERFORMANCE_MONITOR 15 119 #define BOOK3S_IRQPRIO_EXTERNAL_LEVEL 16 120 #define BOOK3S_IRQPRIO_MAX 17 121 122 #define BOOK3S_HFLAG_DCBZ32 0x1 123 #define BOOK3S_HFLAG_SLB 0x2 124 #define BOOK3S_HFLAG_PAIRED_SINGLE 0x4 125 #define BOOK3S_HFLAG_NATIVE_PS 0x8 126 #define BOOK3S_HFLAG_MULTI_PGSIZE 0x10 127 #define BOOK3S_HFLAG_NEW_TLBIE 0x20 128 129 #define RESUME_FLAG_NV (1<<0) /* Reload guest nonvolatile state? */ 130 #define RESUME_FLAG_HOST (1<<1) /* Resume host? */ 131 #define RESUME_FLAG_ARCH1 (1<<2) 132 133 #define RESUME_GUEST 0 134 #define RESUME_GUEST_NV RESUME_FLAG_NV 135 #define RESUME_HOST RESUME_FLAG_HOST 136 #define RESUME_HOST_NV (RESUME_FLAG_HOST|RESUME_FLAG_NV) 137 138 #define KVM_GUEST_MODE_NONE 0 139 #define KVM_GUEST_MODE_GUEST 1 140 #define KVM_GUEST_MODE_SKIP 2 141 #define KVM_GUEST_MODE_GUEST_HV 3 142 #define KVM_GUEST_MODE_HOST_HV 4 143 144 #define KVM_INST_FETCH_FAILED -1 145 146 #endif /* __POWERPC_KVM_ASM_H__ */ 147