diff options
Diffstat (limited to 'arch/powerpc/include/asm/kvm.h')
| -rw-r--r-- | arch/powerpc/include/asm/kvm.h | 330 |
1 files changed, 0 insertions, 330 deletions
diff --git a/arch/powerpc/include/asm/kvm.h b/arch/powerpc/include/asm/kvm.h deleted file mode 100644 index 1bea4d8..0000000 --- a/arch/powerpc/include/asm/kvm.h +++ /dev/null @@ -1,330 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * Copyright IBM Corp. 2007 - * - * Authors: Hollis Blanchard <hollisb@us.ibm.com> - */ - -#ifndef __LINUX_KVM_POWERPC_H -#define __LINUX_KVM_POWERPC_H - -#include <linux/types.h> - -/* Select powerpc specific features in <linux/kvm.h> */ -#define __KVM_HAVE_SPAPR_TCE -#define __KVM_HAVE_PPC_SMT - -struct kvm_regs { - __u64 pc; - __u64 cr; - __u64 ctr; - __u64 lr; - __u64 xer; - __u64 msr; - __u64 srr0; - __u64 srr1; - __u64 pid; - - __u64 sprg0; - __u64 sprg1; - __u64 sprg2; - __u64 sprg3; - __u64 sprg4; - __u64 sprg5; - __u64 sprg6; - __u64 sprg7; - - __u64 gpr[32]; -}; - -#define KVM_SREGS_E_IMPL_NONE 0 -#define KVM_SREGS_E_IMPL_FSL 1 - -#define KVM_SREGS_E_FSL_PIDn (1 << 0) /* PID1/PID2 */ - -/* - * Feature bits indicate which sections of the sregs struct are valid, - * both in KVM_GET_SREGS and KVM_SET_SREGS. On KVM_SET_SREGS, registers - * corresponding to unset feature bits will not be modified. This allows - * restoring a checkpoint made without that feature, while keeping the - * default values of the new registers. - * - * KVM_SREGS_E_BASE contains: - * CSRR0/1 (refers to SRR2/3 on 40x) - * ESR - * DEAR - * MCSR - * TSR - * TCR - * DEC - * TB - * VRSAVE (USPRG0) - */ -#define KVM_SREGS_E_BASE (1 << 0) - -/* - * KVM_SREGS_E_ARCH206 contains: - * - * PIR - * MCSRR0/1 - * DECAR - * IVPR - */ -#define KVM_SREGS_E_ARCH206 (1 << 1) - -/* - * Contains EPCR, plus the upper half of 64-bit registers - * that are 32-bit on 32-bit implementations. - */ -#define KVM_SREGS_E_64 (1 << 2) - -#define KVM_SREGS_E_SPRG8 (1 << 3) -#define KVM_SREGS_E_MCIVPR (1 << 4) - -/* - * IVORs are used -- contains IVOR0-15, plus additional IVORs - * in combination with an appropriate feature bit. - */ -#define KVM_SREGS_E_IVOR (1 << 5) - -/* - * Contains MAS0-4, MAS6-7, TLBnCFG, MMUCFG. - * Also TLBnPS if MMUCFG[MAVN] = 1. - */ -#define KVM_SREGS_E_ARCH206_MMU (1 << 6) - -/* DBSR, DBCR, IAC, DAC, DVC */ -#define KVM_SREGS_E_DEBUG (1 << 7) - -/* Enhanced debug -- DSRR0/1, SPRG9 */ -#define KVM_SREGS_E_ED (1 << 8) - -/* Embedded Floating Point (SPE) -- IVOR32-34 if KVM_SREGS_E_IVOR */ -#define KVM_SREGS_E_SPE (1 << 9) - -/* External Proxy (EXP) -- EPR */ -#define KVM_SREGS_EXP (1 << 10) - -/* External PID (E.PD) -- EPSC/EPLC */ -#define KVM_SREGS_E_PD (1 << 11) - -/* Processor Control (E.PC) -- IVOR36-37 if KVM_SREGS_E_IVOR */ -#define KVM_SREGS_E_PC (1 << 12) - -/* Page table (E.PT) -- EPTCFG */ -#define KVM_SREGS_E_PT (1 << 13) - -/* Embedded Performance Monitor (E.PM) -- IVOR35 if KVM_SREGS_E_IVOR */ -#define KVM_SREGS_E_PM (1 << 14) - -/* - * Special updates: - * - * Some registers may change even while a vcpu is not running. - * To avoid losing these changes, by default these registers are - * not updated by KVM_SET_SREGS. To force an update, set the bit - * in u.e.update_special corresponding to the register to be updated. - * - * The update_special field is zero on return from KVM_GET_SREGS. - * - * When restoring a checkpoint, the caller can set update_special - * to 0xffffffff to ensure that everything is restored, even new features - * that the caller doesn't know about. - */ -#define KVM_SREGS_E_UPDATE_MCSR (1 << 0) -#define KVM_SREGS_E_UPDATE_TSR (1 << 1) -#define KVM_SREGS_E_UPDATE_DEC (1 << 2) -#define KVM_SREGS_E_UPDATE_DBSR (1 << 3) - -/* - * In KVM_SET_SREGS, reserved/pad fields must be left untouched from a - * previous KVM_GET_REGS. - * - * Unless otherwise indicated, setting any register with KVM_SET_SREGS - * directly sets its value. It does not trigger any special semantics such - * as write-one-to-clear. Calling KVM_SET_SREGS on an unmodified struct - * just received from KVM_GET_SREGS is always a no-op. - */ -struct kvm_sregs { - __u32 pvr; - union { - struct { - __u64 sdr1; - struct { - struct { - __u64 slbe; - __u64 slbv; - } slb[64]; - } ppc64; - struct { - __u32 sr[16]; - __u64 ibat[8]; - __u64 dbat[8]; - } ppc32; - } s; - struct { - union { - struct { /* KVM_SREGS_E_IMPL_FSL */ - __u32 features; /* KVM_SREGS_E_FSL_ */ - __u32 svr; - __u64 mcar; - __u32 hid0; - - /* KVM_SREGS_E_FSL_PIDn */ - __u32 pid1, pid2; - } fsl; - __u8 pad[256]; - } impl; - - __u32 features; /* KVM_SREGS_E_ */ - __u32 impl_id; /* KVM_SREGS_E_IMPL_ */ - __u32 update_special; /* KVM_SREGS_E_UPDATE_ */ - __u32 pir; /* read-only */ - __u64 sprg8; - __u64 sprg9; /* E.ED */ - __u64 csrr0; - __u64 dsrr0; /* E.ED */ - __u64 mcsrr0; - __u32 csrr1; - __u32 dsrr1; /* E.ED */ - __u32 mcsrr1; - __u32 esr; - __u64 dear; - __u64 ivpr; - __u64 mcivpr; - __u64 mcsr; /* KVM_SREGS_E_UPDATE_MCSR */ - - __u32 tsr; /* KVM_SREGS_E_UPDATE_TSR */ - __u32 tcr; - __u32 decar; - __u32 dec; /* KVM_SREGS_E_UPDATE_DEC */ - - /* - * Userspace can read TB directly, but the - * value reported here is consistent with "dec". - * - * Read-only. - */ - __u64 tb; - - __u32 dbsr; /* KVM_SREGS_E_UPDATE_DBSR */ - __u32 dbcr[3]; - __u32 iac[4]; - __u32 dac[2]; - __u32 dvc[2]; - __u8 num_iac; /* read-only */ - __u8 num_dac; /* read-only */ - __u8 num_dvc; /* read-only */ - __u8 pad; - - __u32 epr; /* EXP */ - __u32 vrsave; /* a.k.a. USPRG0 */ - __u32 epcr; /* KVM_SREGS_E_64 */ - - __u32 mas0; - __u32 mas1; - __u64 mas2; - __u64 mas7_3; - __u32 mas4; - __u32 mas6; - - __u32 ivor_low[16]; /* IVOR0-15 */ - __u32 ivor_high[18]; /* IVOR32+, plus room to expand */ - - __u32 mmucfg; /* read-only */ - __u32 eptcfg; /* E.PT, read-only */ - __u32 tlbcfg[4];/* read-only */ - __u32 tlbps[4]; /* read-only */ - - __u32 eplc, epsc; /* E.PD */ - } e; - __u8 pad[1020]; - } u; -}; - -struct kvm_fpu { - __u64 fpr[32]; -}; - -struct kvm_debug_exit_arch { -}; - -/* for KVM_SET_GUEST_DEBUG */ -struct kvm_guest_debug_arch { -}; - -/* definition of registers in kvm_run */ -struct kvm_sync_regs { -}; - -#define KVM_INTERRUPT_SET -1U -#define KVM_INTERRUPT_UNSET -2U -#define KVM_INTERRUPT_SET_LEVEL -3U - -#define KVM_CPU_440 1 -#define KVM_CPU_E500V2 2 -#define KVM_CPU_3S_32 3 -#define KVM_CPU_3S_64 4 -#define KVM_CPU_E500MC 5 - -/* for KVM_CAP_SPAPR_TCE */ -struct kvm_create_spapr_tce { - __u64 liobn; - __u32 window_size; -}; - -/* for KVM_ALLOCATE_RMA */ -struct kvm_allocate_rma { - __u64 rma_size; -}; - -struct kvm_book3e_206_tlb_entry { - __u32 mas8; - __u32 mas1; - __u64 mas2; - __u64 mas7_3; -}; - -struct kvm_book3e_206_tlb_params { - /* - * For mmu types KVM_MMU_FSL_BOOKE_NOHV and KVM_MMU_FSL_BOOKE_HV: - * - * - The number of ways of TLB0 must be a power of two between 2 and - * 16. - * - TLB1 must be fully associative. - * - The size of TLB0 must be a multiple of the number of ways, and - * the number of sets must be a power of two. - * - The size of TLB1 may not exceed 64 entries. - * - TLB0 supports 4 KiB pages. - * - The page sizes supported by TLB1 are as indicated by - * TLB1CFG (if MMUCFG[MAVN] = 0) or TLB1PS (if MMUCFG[MAVN] = 1) - * as returned by KVM_GET_SREGS. - * - TLB2 and TLB3 are reserved, and their entries in tlb_sizes[] - * and tlb_ways[] must be zero. - * - * tlb_ways[n] = tlb_sizes[n] means the array is fully associative. - * - * KVM will adjust TLBnCFG based on the sizes configured here, - * though arrays greater than 2048 entries will have TLBnCFG[NENTRY] - * set to zero. - */ - __u32 tlb_sizes[4]; - __u32 tlb_ways[4]; - __u32 reserved[8]; -}; - -#define KVM_REG_PPC_HIOR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x1) - -#endif /* __LINUX_KVM_POWERPC_H */ |