diff --git a/arch/powerpc/include/asm/kvm_book3s_32.h b/arch/powerpc/include/asm/kvm_book3s_32.h
deleted file mode 100644
index e9d2e8463105..000000000000
--- a/arch/powerpc/include/asm/kvm_book3s_32.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- *
- * Copyright SUSE Linux Products GmbH 2010
- *
- * Authors: Alexander Graf <agraf@xxxxxxx>
- */
-
-#ifndef __ASM_KVM_BOOK3S_32_H__
-#define __ASM_KVM_BOOK3S_32_H__
-
-static inline struct kvmppc_book3s_shadow_vcpu *svcpu_get(struct kvm_vcpu *vcpu)
-{
- return vcpu->arch.shadow_vcpu;
-}
-
-static inline void svcpu_put(struct kvmppc_book3s_shadow_vcpu *svcpu)
-{
-}
-
-#define PTE_SIZE 12
-#define VSID_ALL 0
-#define SR_INVALID 0x00000001 /* VSID 1 should always be unused */
-#define SR_KP 0x20000000
-#define PTE_V 0x80000000
-#define PTE_SEC 0x00000040
-#define PTE_M 0x00000010
-#define PTE_R 0x00000100
-#define PTE_C 0x00000080
-
-#define SID_SHIFT 28
-#define ESID_MASK 0xf0000000
-#define VSID_MASK 0x00fffffff0000000ULL
-#define VPN_SHIFT 12
-
-#endif /* __ASM_KVM_BOOK3S_32_H__ */
diff --git a/arch/powerpc/include/asm/kvm_booke.h b/arch/powerpc/include/asm/kvm_booke.h
index 7c3291aa8922..59349cb5a94c 100644
--- a/arch/powerpc/include/asm/kvm_booke.h
+++ b/arch/powerpc/include/asm/kvm_booke.h
@@ -109,10 +109,6 @@ static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu)
static inline bool kvmppc_supports_magic_page(struct kvm_vcpu *vcpu)
{
/* Magic page is only supported on e500v2 */
-#ifdef CONFIG_KVM_E500V2
- return true;
-#else
return false;
-#endif
}
#endif /* __ASM_KVM_BOOKE_H__ */
diff --git a/arch/powerpc/include/asm/kvm_booke_hv_asm.h b/arch/powerpc/include/asm/kvm_booke_hv_asm.h
index 7487ef582121..5bc10d113575 100644
--- a/arch/powerpc/include/asm/kvm_booke_hv_asm.h
+++ b/arch/powerpc/include/asm/kvm_booke_hv_asm.h
@@ -54,14 +54,12 @@
* Only the bolted version of TLB miss exception handlers is supported now.
*/
.macro DO_KVM intno srr1
-#ifdef CONFIG_KVM_BOOKE_HV
BEGIN_FTR_SECTION
mtocrf 0x80, r11 /* check MSR[GS] without clobbering reg */
bf 3, 1975f
b kvmppc_handler_\intno\()_\srr1
1975:
END_FTR_SECTION_IFSET(CPU_FTR_EMB_HV)
-#endif
.endm
#endif /*__ASSEMBLY__ */
diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig
index dbfdc126bf14..e2230ea512cf 100644
--- a/arch/powerpc/kvm/Kconfig
+++ b/arch/powerpc/kvm/Kconfig
@@ -185,25 +185,9 @@ config KVM_EXIT_TIMING
If unsure, say N.
-config KVM_E500V2
- bool "KVM support for PowerPC E500v2 processors"
- depends on PPC_E500 && !PPC_E500MC
- depends on !CONTEXT_TRACKING_USER
- select KVM
- select KVM_MMIO
- select KVM_GENERIC_MMU_NOTIFIER
- help
- Support running unmodified E500 guest kernels in virtual machines on
- E500v2 host processors.
-
- This module provides access to the hardware capabilities through
- a character device node named /dev/kvm.
-
- If unsure, say N.
-
config KVM_E500MC
- bool "KVM support for PowerPC E500MC/E5500/E6500 processors"
- depends on PPC_E500MC
+ bool "KVM support for PowerPC E5500/E6500 processors"
+ depends on PPC_E500MC && 64BIT
depends on !CONTEXT_TRACKING_USER
select KVM
select KVM_MMIO
@@ -211,7 +195,7 @@ config KVM_E500MC
select KVM_GENERIC_MMU_NOTIFIER
help
Support running unmodified E500MC/E5500/E6500 guest kernels in
- virtual machines on E500MC/E5500/E6500 host processors.
+ virtual machines on E5500/E6500 host processors.
This module provides access to the hardware capabilities through
a character device node named /dev/kvm.
diff --git a/arch/powerpc/kvm/Makefile b/arch/powerpc/kvm/Makefile
index 4bd9d1230869..294f27439f7f 100644
--- a/arch/powerpc/kvm/Makefile
+++ b/arch/powerpc/kvm/Makefile
@@ -11,20 +11,6 @@ common-objs-y += powerpc.o emulate_loadstore.o
obj-$(CONFIG_KVM_EXIT_TIMING) += timing.o
obj-$(CONFIG_KVM_BOOK3S_HANDLER) += book3s_exports.o
-AFLAGS_booke_interrupts.o := -I$(objtree)/$(obj)
-
-kvm-e500-objs := \
- $(common-objs-y) \
- emulate.o \
- booke.o \
- booke_emulate.o \
- booke_interrupts.o \
- e500.o \
- e500_mmu.o \
- e500_mmu_host.o \
- e500_emulate.o
-kvm-objs-$(CONFIG_KVM_E500V2) := $(kvm-e500-objs)
-
kvm-e500mc-objs := \
$(common-objs-y) \
emulate.o \
@@ -127,7 +113,6 @@ kvm-objs-$(CONFIG_KVM_MPIC) += mpic.o
kvm-y += $(kvm-objs-m) $(kvm-objs-y)
-obj-$(CONFIG_KVM_E500V2) += kvm.o
obj-$(CONFIG_KVM_E500MC) += kvm.o
obj-$(CONFIG_KVM_BOOK3S_64) += kvm.o
obj-$(CONFIG_KVM_BOOK3S_32) += kvm.o
diff --git a/arch/powerpc/kvm/book3s_32_mmu_host.c b/arch/powerpc/kvm/book3s_32_mmu_host.c
deleted file mode 100644
index 5b7212edbb13..000000000000
--- a/arch/powerpc/kvm/book3s_32_mmu_host.c
+++ /dev/null
@@ -1,396 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2010 SUSE Linux Products GmbH. All rights reserved.
- *
- * Authors:
- * Alexander Graf <agraf@xxxxxxx>
- */
-
-#include <linux/kvm_host.h>
-
-#include <asm/kvm_ppc.h>
-#include <asm/kvm_book3s.h>
-#include <asm/book3s/32/mmu-hash.h>
-#include <asm/machdep.h>
-#include <asm/mmu_context.h>
-#include <asm/hw_irq.h>
-#include "book3s.h"
-
-/* #define DEBUG_MMU */
-/* #define DEBUG_SR */
-
-#ifdef DEBUG_MMU
-#define dprintk_mmu(a, ...) printk(KERN_INFO a, __VA_ARGS__)
-#else
-#define dprintk_mmu(a, ...) do { } while(0)
-#endif
-
-#ifdef DEBUG_SR
-#define dprintk_sr(a, ...) printk(KERN_INFO a, __VA_ARGS__)
-#else
-#define dprintk_sr(a, ...) do { } while(0)
-#endif
-
-#if PAGE_SHIFT != 12
-#error Unknown page size
-#endif
-
-#ifdef CONFIG_SMP
-#error XXX need to grab mmu_hash_lock
-#endif
-
-#ifdef CONFIG_PTE_64BIT
-#error Only 32 bit pages are supported for now
-#endif
-
-static ulong htab;
-static u32 htabmask;
-
-void kvmppc_mmu_invalidate_pte(struct kvm_vcpu *vcpu, struct hpte_cache *pte)
-{
- volatile u32 *pteg;
-
- /* Remove from host HTAB */
- pteg = (u32*)pte->slot;
- pteg[0] = 0;
-
- /* And make sure it's gone from the TLB too */
- asm volatile ("sync");
- asm volatile ("tlbie %0" : : "r" (pte->pte.eaddr) : "memory");
- asm volatile ("sync");
- asm volatile ("tlbsync");
-}
-
-/* We keep 512 gvsid->hvsid entries, mapping the guest ones to the array using
- * a hash, so we don't waste cycles on looping */
-static u16 kvmppc_sid_hash(struct kvm_vcpu *vcpu, u64 gvsid)
-{
- return (u16)(((gvsid >> (SID_MAP_BITS * 7)) & SID_MAP_MASK) ^
- ((gvsid >> (SID_MAP_BITS * 6)) & SID_MAP_MASK) ^
- ((gvsid >> (SID_MAP_BITS * 5)) & SID_MAP_MASK) ^
- ((gvsid >> (SID_MAP_BITS * 4)) & SID_MAP_MASK) ^
- ((gvsid >> (SID_MAP_BITS * 3)) & SID_MAP_MASK) ^
- ((gvsid >> (SID_MAP_BITS * 2)) & SID_MAP_MASK) ^
- ((gvsid >> (SID_MAP_BITS * 1)) & SID_MAP_MASK) ^
- ((gvsid >> (SID_MAP_BITS * 0)) & SID_MAP_MASK));
-}
-
-
-static struct kvmppc_sid_map *find_sid_vsid(struct kvm_vcpu *vcpu, u64 gvsid)
-{
- struct kvmppc_sid_map *map;
- u16 sid_map_mask;
-
- if (kvmppc_get_msr(vcpu) & MSR_PR)
- gvsid |= VSID_PR;
-
- sid_map_mask = kvmppc_sid_hash(vcpu, gvsid);
- map = &to_book3s(vcpu)->sid_map[sid_map_mask];
- if (map->guest_vsid == gvsid) {
- dprintk_sr("SR: Searching 0x%llx -> 0x%llx\n",
- gvsid, map->host_vsid);
- return map;
- }
-
- map = &to_book3s(vcpu)->sid_map[SID_MAP_MASK - sid_map_mask];
- if (map->guest_vsid == gvsid) {
- dprintk_sr("SR: Searching 0x%llx -> 0x%llx\n",
- gvsid, map->host_vsid);
- return map;
- }
-
- dprintk_sr("SR: Searching 0x%llx -> not found\n", gvsid);
- return NULL;
-}
-
-static u32 *kvmppc_mmu_get_pteg(struct kvm_vcpu *vcpu, u32 vsid, u32 eaddr,
- bool primary)
-{
- u32 page, hash;
- ulong pteg = htab;
-
- page = (eaddr & ~ESID_MASK) >> 12;
-
- hash = ((vsid ^ page) << 6);
- if (!primary)
- hash = ~hash;
-
- hash &= htabmask;
-
- pteg |= hash;
-
- dprintk_mmu("htab: %lx | hash: %x | htabmask: %x | pteg: %lx\n",
- htab, hash, htabmask, pteg);
-
- return (u32*)pteg;
-}
-
-extern char etext[];
-
-int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *orig_pte,
- bool iswrite)
-{
- struct page *page;
- kvm_pfn_t hpaddr;
- u64 vpn;
- u64 vsid;
- struct kvmppc_sid_map *map;
- volatile u32 *pteg;
- u32 eaddr = orig_pte->eaddr;
- u32 pteg0, pteg1;
- register int rr = 0;
- bool primary = false;
- bool evict = false;
- struct hpte_cache *pte;
- int r = 0;
- bool writable;
-
- /* Get host physical address for gpa */
- hpaddr = kvmppc_gpa_to_pfn(vcpu, orig_pte->raddr, iswrite, &writable, &page);
- if (is_error_noslot_pfn(hpaddr)) {
- printk(KERN_INFO "Couldn't get guest page for gpa %lx!\n",
- orig_pte->raddr);
- r = -EINVAL;
- goto out;
- }
- hpaddr <<= PAGE_SHIFT;
-
- /* and write the mapping ea -> hpa into the pt */
- vcpu->arch.mmu.esid_to_vsid(vcpu, orig_pte->eaddr >> SID_SHIFT, &vsid);
- map = find_sid_vsid(vcpu, vsid);
- if (!map) {
- kvmppc_mmu_map_segment(vcpu, eaddr);
- map = find_sid_vsid(vcpu, vsid);
- }
- BUG_ON(!map);
-
- vsid = map->host_vsid;
- vpn = (vsid << (SID_SHIFT - VPN_SHIFT)) |
- ((eaddr & ~ESID_MASK) >> VPN_SHIFT);
-next_pteg:
- if (rr == 16) {
- primary = !primary;
- evict = true;
- rr = 0;
- }
-
- pteg = kvmppc_mmu_get_pteg(vcpu, vsid, eaddr, primary);
-
- /* not evicting yet */
- if (!evict && (pteg[rr] & PTE_V)) {
- rr += 2;
- goto next_pteg;
- }
-
- dprintk_mmu("KVM: old PTEG: %p (%d)\n", pteg, rr);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[0], pteg[1]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[2], pteg[3]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[4], pteg[5]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[6], pteg[7]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[8], pteg[9]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[10], pteg[11]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[12], pteg[13]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[14], pteg[15]);
-
- pteg0 = ((eaddr & 0x0fffffff) >> 22) | (vsid << 7) | PTE_V |
- (primary ? 0 : PTE_SEC);
- pteg1 = hpaddr | PTE_M | PTE_R | PTE_C;
-
- if (orig_pte->may_write && writable) {
- pteg1 |= PP_RWRW;
- mark_page_dirty(vcpu->kvm, orig_pte->raddr >> PAGE_SHIFT);
- } else {
- pteg1 |= PP_RWRX;
- }
-
- if (orig_pte->may_execute)
- kvmppc_mmu_flush_icache(hpaddr >> PAGE_SHIFT);
-
- local_irq_disable();
-
- if (pteg[rr]) {
- pteg[rr] = 0;
- asm volatile ("sync");
- }
- pteg[rr + 1] = pteg1;
- pteg[rr] = pteg0;
- asm volatile ("sync");
-
- local_irq_enable();
-
- dprintk_mmu("KVM: new PTEG: %p\n", pteg);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[0], pteg[1]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[2], pteg[3]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[4], pteg[5]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[6], pteg[7]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[8], pteg[9]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[10], pteg[11]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[12], pteg[13]);
- dprintk_mmu("KVM: %08x - %08x\n", pteg[14], pteg[15]);
-
-
- /* Now tell our Shadow PTE code about the new page */
-
- pte = kvmppc_mmu_hpte_cache_next(vcpu);
- if (!pte) {
- kvm_release_page_unused(page);
- r = -EAGAIN;
- goto out;
- }
-
- dprintk_mmu("KVM: %c%c Map 0x%llx: [%lx] 0x%llx (0x%llx) -> %lx\n",
- orig_pte->may_write ? 'w' : '-',
- orig_pte->may_execute ? 'x' : '-',
- orig_pte->eaddr, (ulong)pteg, vpn,
- orig_pte->vpage, hpaddr);
-
- pte->slot = (ulong)&pteg[rr];
- pte->host_vpn = vpn;
- pte->pte = *orig_pte;
- pte->pfn = hpaddr >> PAGE_SHIFT;
-
- kvmppc_mmu_hpte_cache_map(vcpu, pte);
-
- kvm_release_page_clean(page);
-out:
- return r;
-}
-
-void kvmppc_mmu_unmap_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte)
-{
- kvmppc_mmu_pte_vflush(vcpu, pte->vpage, 0xfffffffffULL);
-}
-
-static struct kvmppc_sid_map *create_sid_map(struct kvm_vcpu *vcpu, u64 gvsid)
-{
- struct kvmppc_sid_map *map;
- struct kvmppc_vcpu_book3s *vcpu_book3s = to_book3s(vcpu);
- u16 sid_map_mask;
- static int backwards_map = 0;
-
- if (kvmppc_get_msr(vcpu) & MSR_PR)
- gvsid |= VSID_PR;
-
- /* We might get collisions that trap in preceding order, so let's
- map them differently */
-
- sid_map_mask = kvmppc_sid_hash(vcpu, gvsid);
- if (backwards_map)
- sid_map_mask = SID_MAP_MASK - sid_map_mask;
-
- map = &to_book3s(vcpu)->sid_map[sid_map_mask];
-
- /* Make sure we're taking the other map next time */
- backwards_map = !backwards_map;
-
- /* Uh-oh ... out of mappings. Let's flush! */
- if (vcpu_book3s->vsid_next >= VSID_POOL_SIZE) {
- vcpu_book3s->vsid_next = 0;
- memset(vcpu_book3s->sid_map, 0,
- sizeof(struct kvmppc_sid_map) * SID_MAP_NUM);
- kvmppc_mmu_pte_flush(vcpu, 0, 0);
- kvmppc_mmu_flush_segments(vcpu);
- }
- map->host_vsid = vcpu_book3s->vsid_pool[vcpu_book3s->vsid_next];
- vcpu_book3s->vsid_next++;
-
- map->guest_vsid = gvsid;
- map->valid = true;
-
- return map;
-}
-
-int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr)
-{
- u32 esid = eaddr >> SID_SHIFT;
- u64 gvsid;
- u32 sr;
- struct kvmppc_sid_map *map;
- struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
- int r = 0;
-
- if (vcpu->arch.mmu.esid_to_vsid(vcpu, esid, &gvsid)) {
- /* Invalidate an entry */
- svcpu->sr[esid] = SR_INVALID;
- r = -ENOENT;
- goto out;
- }
-
- map = find_sid_vsid(vcpu, gvsid);
- if (!map)
- map = create_sid_map(vcpu, gvsid);
-
- map->guest_esid = esid;
- sr = map->host_vsid | SR_KP;
- svcpu->sr[esid] = sr;
-
- dprintk_sr("MMU: mtsr %d, 0x%x\n", esid, sr);
-
-out:
- svcpu_put(svcpu);
- return r;
-}
-
-void kvmppc_mmu_flush_segments(struct kvm_vcpu *vcpu)
-{
- int i;
- struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
-
- dprintk_sr("MMU: flushing all segments (%d)\n", ARRAY_SIZE(svcpu->sr));
- for (i = 0; i < ARRAY_SIZE(svcpu->sr); i++)
- svcpu->sr[i] = SR_INVALID;
-
- svcpu_put(svcpu);
-}
-
-void kvmppc_mmu_destroy_pr(struct kvm_vcpu *vcpu)
-{
- int i;
-
- kvmppc_mmu_hpte_destroy(vcpu);
- preempt_disable();
- for (i = 0; i < SID_CONTEXTS; i++)
- __destroy_context(to_book3s(vcpu)->context_id[i]);
- preempt_enable();
-}
-
-int kvmppc_mmu_init_pr(struct kvm_vcpu *vcpu)
-{
- struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);
- int err;
- ulong sdr1;
- int i;
- int j;
-
- for (i = 0; i < SID_CONTEXTS; i++) {
- err = __init_new_context();
- if (err < 0)
- goto init_fail;
- vcpu3s->context_id[i] = err;
-
- /* Remember context id for this combination */
- for (j = 0; j < 16; j++)
- vcpu3s->vsid_pool[(i * 16) + j] = CTX_TO_VSID(err, j);
- }
-
- vcpu3s->vsid_next = 0;
-
- /* Remember where the HTAB is */
- asm ( "mfsdr1 %0" : "=r"(sdr1) );
- htabmask = ((sdr1 & 0x1FF) << 16) | 0xFFC0;
- htab = (ulong)__va(sdr1 & 0xffff0000);
-
- kvmppc_mmu_hpte_init(vcpu);
-
- return 0;
-
-init_fail:
- for (j = 0; j < i; j++) {
- if (!vcpu3s->context_id[j])
- continue;
-
- __destroy_context(to_book3s(vcpu)->context_id[j]);
- }
-
- return -1;
-}
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index 6a5be025a8af..1e3a7e0456b9 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -34,8 +34,6 @@
#define CREATE_TRACE_POINTS
#include "trace_booke.h"
-unsigned long kvmppc_booke_handlers;
-
const struct _kvm_stats_desc kvm_vm_stats_desc[] = {
KVM_GENERIC_VM_STATS(),
STATS_DESC_ICOUNTER(VM, num_2M_pages),
@@ -109,42 +107,6 @@ void kvmppc_dump_vcpu(struct kvm_vcpu *vcpu)
}
}
-#ifdef CONFIG_SPE
-void kvmppc_vcpu_disable_spe(struct kvm_vcpu *vcpu)
-{
- preempt_disable();
- enable_kernel_spe();
- kvmppc_save_guest_spe(vcpu);
- disable_kernel_spe();
- vcpu->arch.shadow_msr &= ~MSR_SPE;
- preempt_enable();
-}
-
-static void kvmppc_vcpu_enable_spe(struct kvm_vcpu *vcpu)
-{
- preempt_disable();
- enable_kernel_spe();
- kvmppc_load_guest_spe(vcpu);
- disable_kernel_spe();
- vcpu->arch.shadow_msr |= MSR_SPE;
- preempt_enable();
-}
-
-static void kvmppc_vcpu_sync_spe(struct kvm_vcpu *vcpu)
-{
- if (vcpu->arch.shared->msr & MSR_SPE) {
- if (!(vcpu->arch.shadow_msr & MSR_SPE))
- kvmppc_vcpu_enable_spe(vcpu);
- } else if (vcpu->arch.shadow_msr & MSR_SPE) {
- kvmppc_vcpu_disable_spe(vcpu);
- }
-}
-#else
-static void kvmppc_vcpu_sync_spe(struct kvm_vcpu *vcpu)
-{
-}
-#endif
-
/*
* Load up guest vcpu FP state if it's needed.
* It also set the MSR_FP in thread so that host know
@@ -156,7 +118,6 @@ static void kvmppc_vcpu_sync_spe(struct kvm_vcpu *vcpu)
*/
static inline void kvmppc_load_guest_fp(struct kvm_vcpu *vcpu)
{
-#ifdef CONFIG_PPC_FPU
if (!(current->thread.regs->msr & MSR_FP)) {
enable_kernel_fp();
load_fp_state(&vcpu->arch.fp);
@@ -164,7 +125,6 @@ static inline void kvmppc_load_guest_fp(struct kvm_vcpu *vcpu)
current->thread.fp_save_area = &vcpu->arch.fp;
current->thread.regs->msr |= MSR_FP;
}
-#endif
}
/*
@@ -173,21 +133,9 @@ static inline void kvmppc_load_guest_fp(struct kvm_vcpu *vcpu)
*/
static inline void kvmppc_save_guest_fp(struct kvm_vcpu *vcpu)
{
-#ifdef CONFIG_PPC_FPU
if (current->thread.regs->msr & MSR_FP)
giveup_fpu(current);
current->thread.fp_save_area = NULL;
-#endif
-}
-
-static void kvmppc_vcpu_sync_fpu(struct kvm_vcpu *vcpu)
-{
-#if defined(CONFIG_PPC_FPU) && !defined(CONFIG_KVM_BOOKE_HV)
- /* We always treat the FP bit as enabled from the host
- perspective, so only need to adjust the shadow MSR */
- vcpu->arch.shadow_msr &= ~MSR_FP;
- vcpu->arch.shadow_msr |= vcpu->arch.shared->msr & MSR_FP;
-#endif
}
/*
@@ -228,23 +176,16 @@ static inline void kvmppc_save_guest_altivec(struct kvm_vcpu *vcpu)
static void kvmppc_vcpu_sync_debug(struct kvm_vcpu *vcpu)
{
/* Synchronize guest's desire to get debug interrupts into shadow MSR */
-#ifndef CONFIG_KVM_BOOKE_HV
vcpu->arch.shadow_msr &= ~MSR_DE;
vcpu->arch.shadow_msr |= vcpu->arch.shared->msr & MSR_DE;
-#endif
/* Force enable debug interrupts when user space wants to debug */
if (vcpu->guest_debug) {
-#ifdef CONFIG_KVM_BOOKE_HV
/*
* Since there is no shadow MSR, sync MSR_DE into the guest
* visible MSR.
*/
vcpu->arch.shared->msr |= MSR_DE;
-#else
- vcpu->arch.shadow_msr |= MSR_DE;
- vcpu->arch.shared->msr &= ~MSR_DE;
-#endif
}
}
@@ -256,15 +197,11 @@ void kvmppc_set_msr(struct kvm_vcpu *vcpu, u32 new_msr)
{
u32 old_msr = vcpu->arch.shared->msr;
-#ifdef CONFIG_KVM_BOOKE_HV
new_msr |= MSR_GS;
-#endif
vcpu->arch.shared->msr = new_msr;
kvmppc_mmu_msr_notify(vcpu, old_msr);
- kvmppc_vcpu_sync_spe(vcpu);
- kvmppc_vcpu_sync_fpu(vcpu);
kvmppc_vcpu_sync_debug(vcpu);
}
@@ -457,11 +394,6 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu *vcpu,
case BOOKE_IRQPRIO_ITLB_MISS:
case BOOKE_IRQPRIO_SYSCALL:
case BOOKE_IRQPRIO_FP_UNAVAIL:
-#ifdef CONFIG_SPE_POSSIBLE
- case BOOKE_IRQPRIO_SPE_UNAVAIL:
- case BOOKE_IRQPRIO_SPE_FP_DATA:
- case BOOKE_IRQPRIO_SPE_FP_ROUND:
-#endif
#ifdef CONFIG_ALTIVEC
case BOOKE_IRQPRIO_ALTIVEC_UNAVAIL:
case BOOKE_IRQPRIO_ALTIVEC_ASSIST:
@@ -543,17 +475,14 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu *vcpu,
}
new_msr &= msr_mask;
-#if defined(CONFIG_64BIT)
if (vcpu->arch.epcr & SPRN_EPCR_ICM)
new_msr |= MSR_CM;
-#endif
kvmppc_set_msr(vcpu, new_msr);
if (!keep_irq)
clear_bit(priority, &vcpu->arch.pending_exceptions);
}
-#ifdef CONFIG_KVM_BOOKE_HV
/*
* If an interrupt is pending but masked, raise a guest doorbell
* so that we are notified when the guest enables the relevant
@@ -565,7 +494,6 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu *vcpu,
kvmppc_set_pending_interrupt(vcpu, INT_CLASS_CRIT);
if (vcpu->arch.pending_exceptions & BOOKE_IRQPRIO_MACHINE_CHECK)
kvmppc_set_pending_interrupt(vcpu, INT_CLASS_MC);
-#endif
return allowed;
}
@@ -737,10 +665,8 @@ int kvmppc_core_check_requests(struct kvm_vcpu *vcpu)
if (kvm_check_request(KVM_REQ_PENDING_TIMER, vcpu))
update_timer_ints(vcpu);
-#if defined(CONFIG_KVM_E500V2) || defined(CONFIG_KVM_E500MC)
if (kvm_check_request(KVM_REQ_TLB_FLUSH, vcpu))
kvmppc_core_flush_tlb(vcpu);
-#endif
if (kvm_check_request(KVM_REQ_WATCHDOG, vcpu)) {
vcpu->run->exit_reason = KVM_EXIT_WATCHDOG;
@@ -774,7 +700,6 @@ int kvmppc_vcpu_run(struct kvm_vcpu *vcpu)
}
/* interrupts now hard-disabled */
-#ifdef CONFIG_PPC_FPU
/* Save userspace FPU state in stack */
enable_kernel_fp();
@@ -783,7 +708,6 @@ int kvmppc_vcpu_run(struct kvm_vcpu *vcpu)
* as always using the FPU.
*/
kvmppc_load_guest_fp(vcpu);
-#endif
#ifdef CONFIG_ALTIVEC
/* Save userspace AltiVec state in stack */
@@ -814,9 +738,7 @@ int kvmppc_vcpu_run(struct kvm_vcpu *vcpu)
switch_booke_debug_regs(&debug);
current->thread.debug = debug;
-#ifdef CONFIG_PPC_FPU
kvmppc_save_guest_fp(vcpu);
-#endif
#ifdef CONFIG_ALTIVEC
kvmppc_save_guest_altivec(vcpu);
@@ -948,12 +870,10 @@ static void kvmppc_restart_interrupt(struct kvm_vcpu *vcpu,
kvmppc_fill_pt_regs(®s);
timer_interrupt(®s);
break;
-#if defined(CONFIG_PPC_DOORBELL)
case BOOKE_INTERRUPT_DOORBELL:
kvmppc_fill_pt_regs(®s);
doorbell_exception(®s);
break;
-#endif
case BOOKE_INTERRUPT_MACHINE_CHECK:
/* FIXME */
break;
@@ -1172,49 +1092,6 @@ int kvmppc_handle_exit(struct kvm_vcpu *vcpu, unsigned int exit_nr)
r = RESUME_GUEST;
break;
-#ifdef CONFIG_SPE
- case BOOKE_INTERRUPT_SPE_UNAVAIL: {
- if (vcpu->arch.shared->msr & MSR_SPE)
- kvmppc_vcpu_enable_spe(vcpu);
- else
- kvmppc_booke_queue_irqprio(vcpu,
- BOOKE_IRQPRIO_SPE_UNAVAIL);
- r = RESUME_GUEST;
- break;
- }
-
- case BOOKE_INTERRUPT_SPE_FP_DATA:
- kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_SPE_FP_DATA);
- r = RESUME_GUEST;
- break;
-
- case BOOKE_INTERRUPT_SPE_FP_ROUND:
- kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_SPE_FP_ROUND);
- r = RESUME_GUEST;
- break;
-#elif defined(CONFIG_SPE_POSSIBLE)
- case BOOKE_INTERRUPT_SPE_UNAVAIL:
- /*
- * Guest wants SPE, but host kernel doesn't support it. Send
- * an "unimplemented operation" program check to the guest.
- */
- kvmppc_core_queue_program(vcpu, ESR_PUO | ESR_SPV);
- r = RESUME_GUEST;
- break;
-
- /*
- * These really should never happen without CONFIG_SPE,
- * as we should never enable the real MSR[SPE] in the guest.
- */
- case BOOKE_INTERRUPT_SPE_FP_DATA:
- case BOOKE_INTERRUPT_SPE_FP_ROUND:
- printk(KERN_CRIT "%s: unexpected SPE interrupt %u at %08lx\n",
- __func__, exit_nr, vcpu->arch.regs.nip);
- run->hw.hardware_exit_reason = exit_nr;
- r = RESUME_HOST;
- break;
-#endif /* CONFIG_SPE_POSSIBLE */
-
/*
* On cores with Vector category, KVM is loaded only if CONFIG_ALTIVEC,
* see kvmppc_e500mc_check_processor_compat().
@@ -1250,7 +1127,6 @@ int kvmppc_handle_exit(struct kvm_vcpu *vcpu, unsigned int exit_nr)
r = RESUME_GUEST;
break;
-#ifdef CONFIG_KVM_BOOKE_HV
case BOOKE_INTERRUPT_HV_SYSCALL:
if (!(vcpu->arch.shared->msr & MSR_PR)) {
kvmppc_set_gpr(vcpu, 3, kvmppc_kvm_pv(vcpu));
@@ -1264,21 +1140,6 @@ int kvmppc_handle_exit(struct kvm_vcpu *vcpu, unsigned int exit_nr)
r = RESUME_GUEST;
break;
-#else
- case BOOKE_INTERRUPT_SYSCALL:
- if (!(vcpu->arch.shared->msr & MSR_PR) &&
- (((u32)kvmppc_get_gpr(vcpu, 0)) == KVM_SC_MAGIC_R0)) {
- /* KVM PV hypercalls */
- kvmppc_set_gpr(vcpu, 3, kvmppc_kvm_pv(vcpu));
- r = RESUME_GUEST;
- } else {
- /* Guest syscalls */
- kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_SYSCALL);
- }
- kvmppc_account_exit(vcpu, SYSCALL_EXITS);
- r = RESUME_GUEST;
- break;
-#endif
case BOOKE_INTERRUPT_DTLB_MISS: {
unsigned long eaddr = vcpu->arch.fault_dear;
@@ -1286,17 +1147,6 @@ int kvmppc_handle_exit(struct kvm_vcpu *vcpu, unsigned int exit_nr)
gpa_t gpaddr;
gfn_t gfn;
-#ifdef CONFIG_KVM_E500V2
- if (!(vcpu->arch.shared->msr & MSR_PR) &&
- (eaddr & PAGE_MASK) == vcpu->arch.magic_page_ea) {
- kvmppc_map_magic(vcpu);
- kvmppc_account_exit(vcpu, DTLB_VIRT_MISS_EXITS);
- r = RESUME_GUEST;
-
- break;
- }
-#endif
-
/* Check the guest TLB. */
gtlb_index = kvmppc_mmu_dtlb_index(vcpu, eaddr);
if (gtlb_index < 0) {
@@ -1680,14 +1530,6 @@ int kvmppc_get_one_reg(struct kvm_vcpu *vcpu, u64 id,
case KVM_REG_PPC_IAC2:
*val = get_reg_val(id, vcpu->arch.dbg_reg.iac2);
break;
-#if CONFIG_PPC_ADV_DEBUG_IACS > 2
- case KVM_REG_PPC_IAC3:
- *val = get_reg_val(id, vcpu->arch.dbg_reg.iac3);
- break;
- case KVM_REG_PPC_IAC4:
- *val = get_reg_val(id, vcpu->arch.dbg_reg.iac4);
- break;
-#endif
case KVM_REG_PPC_DAC1:
*val = get_reg_val(id, vcpu->arch.dbg_reg.dac1);
break;
@@ -1699,11 +1541,9 @@ int kvmppc_get_one_reg(struct kvm_vcpu *vcpu, u64 id,
*val = get_reg_val(id, epr);
break;
}
-#if defined(CONFIG_64BIT)
case KVM_REG_PPC_EPCR:
*val = get_reg_val(id, vcpu->arch.epcr);
break;
-#endif
case KVM_REG_PPC_TCR:
*val = get_reg_val(id, vcpu->arch.tcr);
break;
@@ -1736,14 +1576,6 @@ int kvmppc_set_one_reg(struct kvm_vcpu *vcpu, u64 id,
case KVM_REG_PPC_IAC2:
vcpu->arch.dbg_reg.iac2 = set_reg_val(id, *val);
break;
-#if CONFIG_PPC_ADV_DEBUG_IACS > 2
- case KVM_REG_PPC_IAC3:
- vcpu->arch.dbg_reg.iac3 = set_reg_val(id, *val);
- break;
- case KVM_REG_PPC_IAC4:
- vcpu->arch.dbg_reg.iac4 = set_reg_val(id, *val);
- break;
-#endif
case KVM_REG_PPC_DAC1:
vcpu->arch.dbg_reg.dac1 = set_reg_val(id, *val);
break;
@@ -1755,13 +1587,11 @@ int kvmppc_set_one_reg(struct kvm_vcpu *vcpu, u64 id,
kvmppc_set_epr(vcpu, new_epr);
break;
}
-#if defined(CONFIG_64BIT)
case KVM_REG_PPC_EPCR: {
u32 new_epcr = set_reg_val(id, *val);
kvmppc_set_epcr(vcpu, new_epcr);
break;
}
-#endif
case KVM_REG_PPC_OR_TSR: {
u32 tsr_bits = set_reg_val(id, *val);
kvmppc_set_tsr_bits(vcpu, tsr_bits);
@@ -1849,14 +1679,10 @@ void kvmppc_core_flush_memslot(struct kvm *kvm, struct kvm_memory_slot *memslot)
void kvmppc_set_epcr(struct kvm_vcpu *vcpu, u32 new_epcr)
{
-#if defined(CONFIG_64BIT)
vcpu->arch.epcr = new_epcr;
-#ifdef CONFIG_KVM_BOOKE_HV
vcpu->arch.shadow_epcr &= ~SPRN_EPCR_GICM;
if (vcpu->arch.epcr & SPRN_EPCR_ICM)
vcpu->arch.shadow_epcr |= SPRN_EPCR_GICM;
-#endif
-#endif
}
void kvmppc_set_tcr(struct kvm_vcpu *vcpu, u32 new_tcr)
@@ -1910,16 +1736,6 @@ static int kvmppc_booke_add_breakpoint(struct debug_reg *dbg_reg,
dbg_reg->dbcr0 |= DBCR0_IAC2;
dbg_reg->iac2 = addr;
break;
-#if CONFIG_PPC_ADV_DEBUG_IACS > 2
- case 2:
- dbg_reg->dbcr0 |= DBCR0_IAC3;
- dbg_reg->iac3 = addr;
- break;
- case 3:
- dbg_reg->dbcr0 |= DBCR0_IAC4;
- dbg_reg->iac4 = addr;
- break;
-#endif
default:
return -EINVAL;
}
@@ -1956,8 +1772,6 @@ static int kvmppc_booke_add_watchpoint(struct debug_reg *dbg_reg, uint64_t addr,
static void kvm_guest_protect_msr(struct kvm_vcpu *vcpu, ulong prot_bitmap,
bool set)
{
- /* XXX: Add similar MSR protection for BookE-PR */
-#ifdef CONFIG_KVM_BOOKE_HV
BUG_ON(prot_bitmap & ~(MSRP_UCLEP | MSRP_DEP | MSRP_PMMP));
if (set) {
if (prot_bitmap & MSR_UCLE)
@@ -1974,7 +1788,6 @@ static void kvm_guest_protect_msr(struct kvm_vcpu *vcpu, ulong prot_bitmap,
if (prot_bitmap & MSR_PMM)
vcpu->arch.shadow_msrp &= ~MSRP_PMMP;
}
-#endif
}
int kvmppc_xlate(struct kvm_vcpu *vcpu, ulong eaddr, enum xlate_instdata xlid,
@@ -1983,21 +1796,6 @@ int kvmppc_xlate(struct kvm_vcpu *vcpu, ulong eaddr, enum xlate_instdata xlid,
int gtlb_index;
gpa_t gpaddr;
-#ifdef CONFIG_KVM_E500V2
- if (!(vcpu->arch.shared->msr & MSR_PR) &&
- (eaddr & PAGE_MASK) == vcpu->arch.magic_page_ea) {
- pte->eaddr = eaddr;
- pte->raddr = (vcpu->arch.magic_page_pa & PAGE_MASK) |
- (eaddr & ~PAGE_MASK);
- pte->vpage = eaddr >> PAGE_SHIFT;
- pte->may_read = true;
- pte->may_write = true;
- pte->may_execute = true;
-
- return 0;
- }
-#endif
-
/* Check the guest TLB. */
switch (xlid) {
case XLATE_INST:
@@ -2054,23 +1852,12 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
/* Code below handles only HW breakpoints */
dbg_reg = &(vcpu->arch.dbg_reg);
-#ifdef CONFIG_KVM_BOOKE_HV
/*
* On BookE-HV (e500mc) the guest is always executed with MSR.GS=1
* DBCR1 and DBCR2 are set to trigger debug events when MSR.PR is 0
*/
dbg_reg->dbcr1 = 0;
dbg_reg->dbcr2 = 0;
-#else
- /*
- * On BookE-PR (e500v2) the guest is always executed with MSR.PR=1
- * We set DBCR1 and DBCR2 to only trigger debug events when MSR.PR
- * is set.
- */
- dbg_reg->dbcr1 = DBCR1_IAC1US | DBCR1_IAC2US | DBCR1_IAC3US |
- DBCR1_IAC4US;
- dbg_reg->dbcr2 = DBCR2_DAC1US | DBCR2_DAC2US;
-#endif
if (!(vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP))
goto out;
@@ -2141,12 +1928,6 @@ int kvmppc_core_vcpu_create(struct kvm_vcpu *vcpu)
kvmppc_set_gpr(vcpu, 1, (16<<20) - 8); /* -8 for the callee-save LR slot */
kvmppc_set_msr(vcpu, 0);
-#ifndef CONFIG_KVM_BOOKE_HV
- vcpu->arch.shadow_msr = MSR_USER | MSR_IS | MSR_DS;
- vcpu->arch.shadow_pid = 1;
- vcpu->arch.shared->msr = 0;
-#endif
-
/* Eye-catching numbers so we know if the guest takes an interrupt
* before it's programmed its own IVPR/IVORs. */
vcpu->arch.ivpr = 0x55550000;
@@ -2184,59 +1965,10 @@ void kvmppc_core_vcpu_put(struct kvm_vcpu *vcpu)
int __init kvmppc_booke_init(void)
{
-#ifndef CONFIG_KVM_BOOKE_HV
- unsigned long ivor[16];
- unsigned long *handler = kvmppc_booke_handler_addr;
- unsigned long max_ivor = 0;
- unsigned long handler_len;
- int i;
-
- /* We install our own exception handlers by hijacking IVPR. IVPR must
- * be 16-bit aligned, so we need a 64KB allocation. */
- kvmppc_booke_handlers = __get_free_pages(GFP_KERNEL | __GFP_ZERO,
- VCPU_SIZE_ORDER);
- if (!kvmppc_booke_handlers)
- return -ENOMEM;
-
- /* XXX make sure our handlers are smaller than Linux's */
-
- /* Copy our interrupt handlers to match host IVORs. That way we don't
- * have to swap the IVORs on every guest/host transition. */
- ivor[0] = mfspr(SPRN_IVOR0);
- ivor[1] = mfspr(SPRN_IVOR1);
- ivor[2] = mfspr(SPRN_IVOR2);
- ivor[3] = mfspr(SPRN_IVOR3);
- ivor[4] = mfspr(SPRN_IVOR4);
- ivor[5] = mfspr(SPRN_IVOR5);
- ivor[6] = mfspr(SPRN_IVOR6);
- ivor[7] = mfspr(SPRN_IVOR7);
- ivor[8] = mfspr(SPRN_IVOR8);
- ivor[9] = mfspr(SPRN_IVOR9);
- ivor[10] = mfspr(SPRN_IVOR10);
- ivor[11] = mfspr(SPRN_IVOR11);
- ivor[12] = mfspr(SPRN_IVOR12);
- ivor[13] = mfspr(SPRN_IVOR13);
- ivor[14] = mfspr(SPRN_IVOR14);
- ivor[15] = mfspr(SPRN_IVOR15);
-
- for (i = 0; i < 16; i++) {
- if (ivor[i] > max_ivor)
- max_ivor = i;
-
- handler_len = handler[i + 1] - handler[i];
- memcpy((void *)kvmppc_booke_handlers + ivor[i],
- (void *)handler[i], handler_len);
- }
-
- handler_len = handler[max_ivor + 1] - handler[max_ivor];
- flush_icache_range(kvmppc_booke_handlers, kvmppc_booke_handlers +
- ivor[max_ivor] + handler_len);
-#endif /* !BOOKE_HV */
return 0;
}
void __exit kvmppc_booke_exit(void)
{
- free_pages(kvmppc_booke_handlers, VCPU_SIZE_ORDER);
kvm_exit();
}
diff --git a/arch/powerpc/kvm/booke.h b/arch/powerpc/kvm/booke.h
index 9c5b8e76014f..72a8d2a0b0a2 100644
--- a/arch/powerpc/kvm/booke.h
+++ b/arch/powerpc/kvm/booke.h
@@ -21,15 +21,8 @@
#define BOOKE_IRQPRIO_ALIGNMENT 2
#define BOOKE_IRQPRIO_PROGRAM 3
#define BOOKE_IRQPRIO_FP_UNAVAIL 4
-#ifdef CONFIG_SPE_POSSIBLE
-#define BOOKE_IRQPRIO_SPE_UNAVAIL 5
-#define BOOKE_IRQPRIO_SPE_FP_DATA 6
-#define BOOKE_IRQPRIO_SPE_FP_ROUND 7
-#endif
-#ifdef CONFIG_PPC_E500MC
#define BOOKE_IRQPRIO_ALTIVEC_UNAVAIL 5
#define BOOKE_IRQPRIO_ALTIVEC_ASSIST 6
-#endif
#define BOOKE_IRQPRIO_SYSCALL 8
#define BOOKE_IRQPRIO_AP_UNAVAIL 9
#define BOOKE_IRQPRIO_DTLB_MISS 10
@@ -59,7 +52,6 @@
(1 << BOOKE_IRQPRIO_WATCHDOG) | \
(1 << BOOKE_IRQPRIO_CRITICAL))
-extern unsigned long kvmppc_booke_handlers;
extern unsigned long kvmppc_booke_handler_addr[];
void kvmppc_set_msr(struct kvm_vcpu *vcpu, u32 new_msr);
diff --git a/arch/powerpc/kvm/booke_emulate.c b/arch/powerpc/kvm/booke_emulate.c
index d8d38aca71bd..131159caa0ec 100644
--- a/arch/powerpc/kvm/booke_emulate.c
+++ b/arch/powerpc/kvm/booke_emulate.c
@@ -163,30 +163,6 @@ int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val)
debug_inst = true;
vcpu->arch.dbg_reg.iac2 = spr_val;
break;
-#if CONFIG_PPC_ADV_DEBUG_IACS > 2
- case SPRN_IAC3:
- /*
- * If userspace is debugging guest then guest
- * can not access debug registers.
- */
- if (vcpu->guest_debug)
- break;
-
- debug_inst = true;
- vcpu->arch.dbg_reg.iac3 = spr_val;
- break;
- case SPRN_IAC4:
- /*
- * If userspace is debugging guest then guest
- * can not access debug registers.
- */
- if (vcpu->guest_debug)
- break;
-
- debug_inst = true;
- vcpu->arch.dbg_reg.iac4 = spr_val;
- break;
-#endif
case SPRN_DAC1:
/*
* If userspace is debugging guest then guest
@@ -296,9 +272,7 @@ int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val)
case SPRN_IVPR:
vcpu->arch.ivpr = spr_val;
-#ifdef CONFIG_KVM_BOOKE_HV
mtspr(SPRN_GIVPR, spr_val);
-#endif
break;
case SPRN_IVOR0:
vcpu->arch.ivor[BOOKE_IRQPRIO_CRITICAL] = spr_val;
@@ -308,9 +282,7 @@ int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val)
break;
case SPRN_IVOR2:
vcpu->arch.ivor[BOOKE_IRQPRIO_DATA_STORAGE] = spr_val;
-#ifdef CONFIG_KVM_BOOKE_HV
mtspr(SPRN_GIVOR2, spr_val);
-#endif
break;
case SPRN_IVOR3:
vcpu->arch.ivor[BOOKE_IRQPRIO_INST_STORAGE] = spr_val;
@@ -329,9 +301,7 @@ int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val)
break;
case SPRN_IVOR8:
vcpu->arch.ivor[BOOKE_IRQPRIO_SYSCALL] = spr_val;
-#ifdef CONFIG_KVM_BOOKE_HV
mtspr(SPRN_GIVOR8, spr_val);
-#endif
break;
case SPRN_IVOR9:
vcpu->arch.ivor[BOOKE_IRQPRIO_AP_UNAVAIL] = spr_val;
@@ -357,14 +327,10 @@ int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val)
case SPRN_MCSR:
vcpu->arch.mcsr &= ~spr_val;
break;
-#if defined(CONFIG_64BIT)
case SPRN_EPCR:
kvmppc_set_epcr(vcpu, spr_val);
-#ifdef CONFIG_KVM_BOOKE_HV
mtspr(SPRN_EPCR, vcpu->arch.shadow_epcr);
-#endif
break;
-#endif
default:
emulated = EMULATE_FAIL;
}
@@ -411,14 +377,6 @@ int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val)
case SPRN_IAC2:
*spr_val = vcpu->arch.dbg_reg.iac2;
break;
-#if CONFIG_PPC_ADV_DEBUG_IACS > 2
- case SPRN_IAC3:
- *spr_val = vcpu->arch.dbg_reg.iac3;
- break;
- case SPRN_IAC4:
- *spr_val = vcpu->arch.dbg_reg.iac4;
- break;
-#endif
case SPRN_DAC1:
*spr_val = vcpu->arch.dbg_reg.dac1;
break;
@@ -497,11 +455,9 @@ int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val)
case SPRN_MCSR:
*spr_val = vcpu->arch.mcsr;
break;
-#if defined(CONFIG_64BIT)
case SPRN_EPCR:
*spr_val = vcpu->arch.epcr;
break;
-#endif
default:
emulated = EMULATE_FAIL;
diff --git a/arch/powerpc/kvm/booke_interrupts.S b/arch/powerpc/kvm/booke_interrupts.S
deleted file mode 100644
index 205545d820a1..000000000000
--- a/arch/powerpc/kvm/booke_interrupts.S
+++ /dev/null
@@ -1,535 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- *
- * Copyright IBM Corp. 2007
- * Copyright 2011 Freescale Semiconductor, Inc.
- *
- * Authors: Hollis Blanchard <hollisb@xxxxxxxxxx>
- */
-
-#include <asm/ppc_asm.h>
-#include <asm/kvm_asm.h>
-#include <asm/reg.h>
-#include <asm/page.h>
-#include <asm/asm-offsets.h>
-
-/* The host stack layout: */
-#define HOST_R1 0 /* Implied by stwu. */
-#define HOST_CALLEE_LR 4
-#define HOST_RUN 8
-/* r2 is special: it holds 'current', and it made nonvolatile in the
- * kernel with the -ffixed-r2 gcc option. */
-#define HOST_R2 12
-#define HOST_CR 16
-#define HOST_NV_GPRS 20
-#define __HOST_NV_GPR(n) (HOST_NV_GPRS + ((n - 14) * 4))
-#define HOST_NV_GPR(n) __HOST_NV_GPR(__REG_##n)
-#define HOST_MIN_STACK_SIZE (HOST_NV_GPR(R31) + 4)
-#define HOST_STACK_SIZE (((HOST_MIN_STACK_SIZE + 15) / 16) * 16) /* Align. */
-#define HOST_STACK_LR (HOST_STACK_SIZE + 4) /* In caller stack frame. */
-
-#define NEED_INST_MASK ((1<<BOOKE_INTERRUPT_PROGRAM) | \
- (1<<BOOKE_INTERRUPT_DTLB_MISS) | \
- (1<<BOOKE_INTERRUPT_DEBUG))
-
-#define NEED_DEAR_MASK ((1<<BOOKE_INTERRUPT_DATA_STORAGE) | \
- (1<<BOOKE_INTERRUPT_DTLB_MISS) | \
- (1<<BOOKE_INTERRUPT_ALIGNMENT))
-
-#define NEED_ESR_MASK ((1<<BOOKE_INTERRUPT_DATA_STORAGE) | \
- (1<<BOOKE_INTERRUPT_INST_STORAGE) | \
- (1<<BOOKE_INTERRUPT_PROGRAM) | \
- (1<<BOOKE_INTERRUPT_DTLB_MISS) | \
- (1<<BOOKE_INTERRUPT_ALIGNMENT))
-
-.macro __KVM_HANDLER ivor_nr scratch srr0
- /* Get pointer to vcpu and record exit number. */
- mtspr \scratch , r4
- mfspr r4, SPRN_SPRG_THREAD
- lwz r4, THREAD_KVM_VCPU(r4)
- stw r3, VCPU_GPR(R3)(r4)
- stw r5, VCPU_GPR(R5)(r4)
- stw r6, VCPU_GPR(R6)(r4)
- mfspr r3, \scratch
- mfctr r5
- stw r3, VCPU_GPR(R4)(r4)
- stw r5, VCPU_CTR(r4)
- mfspr r3, \srr0
- lis r6, kvmppc_resume_host@h
- stw r3, VCPU_PC(r4)
- li r5, \ivor_nr
- ori r6, r6, kvmppc_resume_host@l
- mtctr r6
- bctr
-.endm
-
-.macro KVM_HANDLER ivor_nr scratch srr0
-_GLOBAL(kvmppc_handler_\ivor_nr)
- __KVM_HANDLER \ivor_nr \scratch \srr0
-.endm
-
-.macro KVM_DBG_HANDLER ivor_nr scratch srr0
-_GLOBAL(kvmppc_handler_\ivor_nr)
- mtspr \scratch, r4
- mfspr r4, SPRN_SPRG_THREAD
- lwz r4, THREAD_KVM_VCPU(r4)
- stw r3, VCPU_CRIT_SAVE(r4)
- mfcr r3
- mfspr r4, SPRN_CSRR1
- andi. r4, r4, MSR_PR
- bne 1f
- /* debug interrupt happened in enter/exit path */
- mfspr r4, SPRN_CSRR1
- rlwinm r4, r4, 0, ~MSR_DE
- mtspr SPRN_CSRR1, r4
- lis r4, 0xffff
- ori r4, r4, 0xffff
- mtspr SPRN_DBSR, r4
- mfspr r4, SPRN_SPRG_THREAD
- lwz r4, THREAD_KVM_VCPU(r4)
- mtcr r3
- lwz r3, VCPU_CRIT_SAVE(r4)
- mfspr r4, \scratch
- rfci
-1: /* debug interrupt happened in guest */
- mtcr r3
- mfspr r4, SPRN_SPRG_THREAD
- lwz r4, THREAD_KVM_VCPU(r4)
- lwz r3, VCPU_CRIT_SAVE(r4)
- mfspr r4, \scratch
- __KVM_HANDLER \ivor_nr \scratch \srr0
-.endm
-
-.macro KVM_HANDLER_ADDR ivor_nr
- .long kvmppc_handler_\ivor_nr
-.endm
-
-.macro KVM_HANDLER_END
- .long kvmppc_handlers_end
-.endm
-
-_GLOBAL(kvmppc_handlers_start)
-KVM_HANDLER BOOKE_INTERRUPT_CRITICAL SPRN_SPRG_RSCRATCH_CRIT SPRN_CSRR0
-KVM_HANDLER BOOKE_INTERRUPT_MACHINE_CHECK SPRN_SPRG_RSCRATCH_MC SPRN_MCSRR0
-KVM_HANDLER BOOKE_INTERRUPT_DATA_STORAGE SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_INST_STORAGE SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_EXTERNAL SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_ALIGNMENT SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_PROGRAM SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_FP_UNAVAIL SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_SYSCALL SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_AP_UNAVAIL SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_DECREMENTER SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_FIT SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_WATCHDOG SPRN_SPRG_RSCRATCH_CRIT SPRN_CSRR0
-KVM_HANDLER BOOKE_INTERRUPT_DTLB_MISS SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_ITLB_MISS SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_DBG_HANDLER BOOKE_INTERRUPT_DEBUG SPRN_SPRG_RSCRATCH_CRIT SPRN_CSRR0
-KVM_HANDLER BOOKE_INTERRUPT_SPE_UNAVAIL SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_SPE_FP_DATA SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-KVM_HANDLER BOOKE_INTERRUPT_SPE_FP_ROUND SPRN_SPRG_RSCRATCH0 SPRN_SRR0
-_GLOBAL(kvmppc_handlers_end)
-
-/* Registers:
- * SPRG_SCRATCH0: guest r4
- * r4: vcpu pointer
- * r5: KVM exit number
- */
-_GLOBAL(kvmppc_resume_host)
- mfcr r3
- stw r3, VCPU_CR(r4)
- stw r7, VCPU_GPR(R7)(r4)
- stw r8, VCPU_GPR(R8)(r4)
- stw r9, VCPU_GPR(R9)(r4)
-
- li r6, 1
- slw r6, r6, r5
-
-#ifdef CONFIG_KVM_EXIT_TIMING
- /* save exit time */
-1:
- mfspr r7, SPRN_TBRU
- mfspr r8, SPRN_TBRL
- mfspr r9, SPRN_TBRU
- cmpw r9, r7
- bne 1b
- stw r8, VCPU_TIMING_EXIT_TBL(r4)
- stw r9, VCPU_TIMING_EXIT_TBU(r4)
-#endif
-
- /* Save the faulting instruction and all GPRs for emulation. */
- andi. r7, r6, NEED_INST_MASK
- beq ..skip_inst_copy
- mfspr r9, SPRN_SRR0
- mfmsr r8
- ori r7, r8, MSR_DS
- mtmsr r7
- isync
- lwz r9, 0(r9)
- mtmsr r8
- isync
- stw r9, VCPU_LAST_INST(r4)
-
- stw r15, VCPU_GPR(R15)(r4)
- stw r16, VCPU_GPR(R16)(r4)
- stw r17, VCPU_GPR(R17)(r4)
- stw r18, VCPU_GPR(R18)(r4)
- stw r19, VCPU_GPR(R19)(r4)
- stw r20, VCPU_GPR(R20)(r4)
- stw r21, VCPU_GPR(R21)(r4)
- stw r22, VCPU_GPR(R22)(r4)
- stw r23, VCPU_GPR(R23)(r4)
- stw r24, VCPU_GPR(R24)(r4)
- stw r25, VCPU_GPR(R25)(r4)
- stw r26, VCPU_GPR(R26)(r4)
- stw r27, VCPU_GPR(R27)(r4)
- stw r28, VCPU_GPR(R28)(r4)
- stw r29, VCPU_GPR(R29)(r4)
- stw r30, VCPU_GPR(R30)(r4)
- stw r31, VCPU_GPR(R31)(r4)
-..skip_inst_copy:
-
- /* Also grab DEAR and ESR before the host can clobber them. */
-
- andi. r7, r6, NEED_DEAR_MASK
- beq ..skip_dear
- mfspr r9, SPRN_DEAR
- stw r9, VCPU_FAULT_DEAR(r4)
-..skip_dear:
-
- andi. r7, r6, NEED_ESR_MASK
- beq ..skip_esr
- mfspr r9, SPRN_ESR
- stw r9, VCPU_FAULT_ESR(r4)
-..skip_esr:
-
- /* Save remaining volatile guest register state to vcpu. */
- stw r0, VCPU_GPR(R0)(r4)
- stw r1, VCPU_GPR(R1)(r4)
- stw r2, VCPU_GPR(R2)(r4)
- stw r10, VCPU_GPR(R10)(r4)
- stw r11, VCPU_GPR(R11)(r4)
- stw r12, VCPU_GPR(R12)(r4)
- stw r13, VCPU_GPR(R13)(r4)
- stw r14, VCPU_GPR(R14)(r4) /* We need a NV GPR below. */
- mflr r3
- stw r3, VCPU_LR(r4)
- mfxer r3
- stw r3, VCPU_XER(r4)
-
- /* Restore host stack pointer and PID before IVPR, since the host
- * exception handlers use them. */
- lwz r1, VCPU_HOST_STACK(r4)
- lwz r3, VCPU_HOST_PID(r4)
- mtspr SPRN_PID, r3
-
-#ifdef CONFIG_PPC_85xx
- /* we cheat and know that Linux doesn't use PID1 which is always 0 */
- lis r3, 0
- mtspr SPRN_PID1, r3
-#endif
-
- /* Restore host IVPR before re-enabling interrupts. We cheat and know
- * that Linux IVPR is always 0xc0000000. */
- lis r3, 0xc000
- mtspr SPRN_IVPR, r3
-
- /* Switch to kernel stack and jump to handler. */
- LOAD_REG_ADDR(r3, kvmppc_handle_exit)
- mtctr r3
- mr r3, r4
- lwz r2, HOST_R2(r1)
- mr r14, r4 /* Save vcpu pointer. */
-
- bctrl /* kvmppc_handle_exit() */
-
- /* Restore vcpu pointer and the nonvolatiles we used. */
- mr r4, r14
- lwz r14, VCPU_GPR(R14)(r4)
-
- /* Sometimes instruction emulation must restore complete GPR state. */
- andi. r5, r3, RESUME_FLAG_NV
- beq ..skip_nv_load
- lwz r15, VCPU_GPR(R15)(r4)
- lwz r16, VCPU_GPR(R16)(r4)
- lwz r17, VCPU_GPR(R17)(r4)
- lwz r18, VCPU_GPR(R18)(r4)
- lwz r19, VCPU_GPR(R19)(r4)
- lwz r20, VCPU_GPR(R20)(r4)
- lwz r21, VCPU_GPR(R21)(r4)
- lwz r22, VCPU_GPR(R22)(r4)
- lwz r23, VCPU_GPR(R23)(r4)
- lwz r24, VCPU_GPR(R24)(r4)
- lwz r25, VCPU_GPR(R25)(r4)
- lwz r26, VCPU_GPR(R26)(r4)
- lwz r27, VCPU_GPR(R27)(r4)
- lwz r28, VCPU_GPR(R28)(r4)
- lwz r29, VCPU_GPR(R29)(r4)
- lwz r30, VCPU_GPR(R30)(r4)
- lwz r31, VCPU_GPR(R31)(r4)
-..skip_nv_load:
-
- /* Should we return to the guest? */
- andi. r5, r3, RESUME_FLAG_HOST
- beq lightweight_exit
-
- srawi r3, r3, 2 /* Shift -ERR back down. */
-
-heavyweight_exit:
- /* Not returning to guest. */
-
-#ifdef CONFIG_SPE
- /* save guest SPEFSCR and load host SPEFSCR */
- mfspr r9, SPRN_SPEFSCR
- stw r9, VCPU_SPEFSCR(r4)
- lwz r9, VCPU_HOST_SPEFSCR(r4)
- mtspr SPRN_SPEFSCR, r9
-#endif
-
- /* We already saved guest volatile register state; now save the
- * non-volatiles. */
- stw r15, VCPU_GPR(R15)(r4)
- stw r16, VCPU_GPR(R16)(r4)
- stw r17, VCPU_GPR(R17)(r4)
- stw r18, VCPU_GPR(R18)(r4)
- stw r19, VCPU_GPR(R19)(r4)
- stw r20, VCPU_GPR(R20)(r4)
- stw r21, VCPU_GPR(R21)(r4)
- stw r22, VCPU_GPR(R22)(r4)
- stw r23, VCPU_GPR(R23)(r4)
- stw r24, VCPU_GPR(R24)(r4)
- stw r25, VCPU_GPR(R25)(r4)
- stw r26, VCPU_GPR(R26)(r4)
- stw r27, VCPU_GPR(R27)(r4)
- stw r28, VCPU_GPR(R28)(r4)
- stw r29, VCPU_GPR(R29)(r4)
- stw r30, VCPU_GPR(R30)(r4)
- stw r31, VCPU_GPR(R31)(r4)
-
- /* Load host non-volatile register state from host stack. */
- lwz r14, HOST_NV_GPR(R14)(r1)
- lwz r15, HOST_NV_GPR(R15)(r1)
- lwz r16, HOST_NV_GPR(R16)(r1)
- lwz r17, HOST_NV_GPR(R17)(r1)
- lwz r18, HOST_NV_GPR(R18)(r1)
- lwz r19, HOST_NV_GPR(R19)(r1)
- lwz r20, HOST_NV_GPR(R20)(r1)
- lwz r21, HOST_NV_GPR(R21)(r1)
- lwz r22, HOST_NV_GPR(R22)(r1)
- lwz r23, HOST_NV_GPR(R23)(r1)
- lwz r24, HOST_NV_GPR(R24)(r1)
- lwz r25, HOST_NV_GPR(R25)(r1)
- lwz r26, HOST_NV_GPR(R26)(r1)
- lwz r27, HOST_NV_GPR(R27)(r1)
- lwz r28, HOST_NV_GPR(R28)(r1)
- lwz r29, HOST_NV_GPR(R29)(r1)
- lwz r30, HOST_NV_GPR(R30)(r1)
- lwz r31, HOST_NV_GPR(R31)(r1)
-
- /* Return to kvm_vcpu_run(). */
- lwz r4, HOST_STACK_LR(r1)
- lwz r5, HOST_CR(r1)
- addi r1, r1, HOST_STACK_SIZE
- mtlr r4
- mtcr r5
- /* r3 still contains the return code from kvmppc_handle_exit(). */
- blr
-
-
-/* Registers:
- * r3: vcpu pointer
- */
-_GLOBAL(__kvmppc_vcpu_run)
- stwu r1, -HOST_STACK_SIZE(r1)
- stw r1, VCPU_HOST_STACK(r3) /* Save stack pointer to vcpu. */
-
- /* Save host state to stack. */
- mr r4, r3
- mflr r3
- stw r3, HOST_STACK_LR(r1)
- mfcr r5
- stw r5, HOST_CR(r1)
-
- /* Save host non-volatile register state to stack. */
- stw r14, HOST_NV_GPR(R14)(r1)
- stw r15, HOST_NV_GPR(R15)(r1)
- stw r16, HOST_NV_GPR(R16)(r1)
- stw r17, HOST_NV_GPR(R17)(r1)
- stw r18, HOST_NV_GPR(R18)(r1)
- stw r19, HOST_NV_GPR(R19)(r1)
- stw r20, HOST_NV_GPR(R20)(r1)
- stw r21, HOST_NV_GPR(R21)(r1)
- stw r22, HOST_NV_GPR(R22)(r1)
- stw r23, HOST_NV_GPR(R23)(r1)
- stw r24, HOST_NV_GPR(R24)(r1)
- stw r25, HOST_NV_GPR(R25)(r1)
- stw r26, HOST_NV_GPR(R26)(r1)
- stw r27, HOST_NV_GPR(R27)(r1)
- stw r28, HOST_NV_GPR(R28)(r1)
- stw r29, HOST_NV_GPR(R29)(r1)
- stw r30, HOST_NV_GPR(R30)(r1)
- stw r31, HOST_NV_GPR(R31)(r1)
-
- /* Load guest non-volatiles. */
- lwz r14, VCPU_GPR(R14)(r4)
- lwz r15, VCPU_GPR(R15)(r4)
- lwz r16, VCPU_GPR(R16)(r4)
- lwz r17, VCPU_GPR(R17)(r4)
- lwz r18, VCPU_GPR(R18)(r4)
- lwz r19, VCPU_GPR(R19)(r4)
- lwz r20, VCPU_GPR(R20)(r4)
- lwz r21, VCPU_GPR(R21)(r4)
- lwz r22, VCPU_GPR(R22)(r4)
- lwz r23, VCPU_GPR(R23)(r4)
- lwz r24, VCPU_GPR(R24)(r4)
- lwz r25, VCPU_GPR(R25)(r4)
- lwz r26, VCPU_GPR(R26)(r4)
- lwz r27, VCPU_GPR(R27)(r4)
- lwz r28, VCPU_GPR(R28)(r4)
- lwz r29, VCPU_GPR(R29)(r4)
- lwz r30, VCPU_GPR(R30)(r4)
- lwz r31, VCPU_GPR(R31)(r4)
-
-#ifdef CONFIG_SPE
- /* save host SPEFSCR and load guest SPEFSCR */
- mfspr r3, SPRN_SPEFSCR
- stw r3, VCPU_HOST_SPEFSCR(r4)
- lwz r3, VCPU_SPEFSCR(r4)
- mtspr SPRN_SPEFSCR, r3
-#endif
-
-lightweight_exit:
- stw r2, HOST_R2(r1)
-
- mfspr r3, SPRN_PID
- stw r3, VCPU_HOST_PID(r4)
- lwz r3, VCPU_SHADOW_PID(r4)
- mtspr SPRN_PID, r3
-
-#ifdef CONFIG_PPC_85xx
- lwz r3, VCPU_SHADOW_PID1(r4)
- mtspr SPRN_PID1, r3
-#endif
-
- /* Load some guest volatiles. */
- lwz r0, VCPU_GPR(R0)(r4)
- lwz r2, VCPU_GPR(R2)(r4)
- lwz r9, VCPU_GPR(R9)(r4)
- lwz r10, VCPU_GPR(R10)(r4)
- lwz r11, VCPU_GPR(R11)(r4)
- lwz r12, VCPU_GPR(R12)(r4)
- lwz r13, VCPU_GPR(R13)(r4)
- lwz r3, VCPU_LR(r4)
- mtlr r3
- lwz r3, VCPU_XER(r4)
- mtxer r3
-
- /* Switch the IVPR. XXX If we take a TLB miss after this we're screwed,
- * so how do we make sure vcpu won't fault? */
- lis r8, kvmppc_booke_handlers@ha
- lwz r8, kvmppc_booke_handlers@l(r8)
- mtspr SPRN_IVPR, r8
-
- lwz r5, VCPU_SHARED(r4)
-
- /* Can't switch the stack pointer until after IVPR is switched,
- * because host interrupt handlers would get confused. */
- lwz r1, VCPU_GPR(R1)(r4)
-
- /*
- * Host interrupt handlers may have clobbered these
- * guest-readable SPRGs, or the guest kernel may have
- * written directly to the shared area, so we
- * need to reload them here with the guest's values.
- */
- PPC_LD(r3, VCPU_SHARED_SPRG4, r5)
- mtspr SPRN_SPRG4W, r3
- PPC_LD(r3, VCPU_SHARED_SPRG5, r5)
- mtspr SPRN_SPRG5W, r3
- PPC_LD(r3, VCPU_SHARED_SPRG6, r5)
- mtspr SPRN_SPRG6W, r3
- PPC_LD(r3, VCPU_SHARED_SPRG7, r5)
- mtspr SPRN_SPRG7W, r3
-
-#ifdef CONFIG_KVM_EXIT_TIMING
- /* save enter time */
-1:
- mfspr r6, SPRN_TBRU
- mfspr r7, SPRN_TBRL
- mfspr r8, SPRN_TBRU
- cmpw r8, r6
- bne 1b
- stw r7, VCPU_TIMING_LAST_ENTER_TBL(r4)
- stw r8, VCPU_TIMING_LAST_ENTER_TBU(r4)
-#endif
-
- /* Finish loading guest volatiles and jump to guest. */
- lwz r3, VCPU_CTR(r4)
- lwz r5, VCPU_CR(r4)
- lwz r6, VCPU_PC(r4)
- lwz r7, VCPU_SHADOW_MSR(r4)
- mtctr r3
- mtcr r5
- mtsrr0 r6
- mtsrr1 r7
- lwz r5, VCPU_GPR(R5)(r4)
- lwz r6, VCPU_GPR(R6)(r4)
- lwz r7, VCPU_GPR(R7)(r4)
- lwz r8, VCPU_GPR(R8)(r4)
-
- /* Clear any debug events which occurred since we disabled MSR[DE].
- * XXX This gives us a 3-instruction window in which a breakpoint
- * intended for guest context could fire in the host instead. */
- lis r3, 0xffff
- ori r3, r3, 0xffff
- mtspr SPRN_DBSR, r3
-
- lwz r3, VCPU_GPR(R3)(r4)
- lwz r4, VCPU_GPR(R4)(r4)
- rfi
-
- .data
- .align 4
- .globl kvmppc_booke_handler_addr
-kvmppc_booke_handler_addr:
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_CRITICAL
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_MACHINE_CHECK
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_DATA_STORAGE
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_INST_STORAGE
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_EXTERNAL
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_ALIGNMENT
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_PROGRAM
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_FP_UNAVAIL
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_SYSCALL
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_AP_UNAVAIL
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_DECREMENTER
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_FIT
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_WATCHDOG
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_DTLB_MISS
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_ITLB_MISS
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_DEBUG
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_SPE_UNAVAIL
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_SPE_FP_DATA
-KVM_HANDLER_ADDR BOOKE_INTERRUPT_SPE_FP_ROUND
-KVM_HANDLER_END /*Always keep this in end*/
-
-#ifdef CONFIG_SPE
-_GLOBAL(kvmppc_save_guest_spe)
- cmpi 0,r3,0
- beqlr-
- SAVE_32EVRS(0, r4, r3, VCPU_EVR)
- evxor evr6, evr6, evr6
- evmwumiaa evr6, evr6, evr6
- li r4,VCPU_ACC
- evstddx evr6, r4, r3 /* save acc */
- blr
-
-_GLOBAL(kvmppc_load_guest_spe)
- cmpi 0,r3,0
- beqlr-
- li r4,VCPU_ACC
- evlddx evr6,r4,r3
- evmra evr6,evr6 /* load acc */
- REST_32EVRS(0, r4, r3, VCPU_EVR)
- blr
-#endif
diff --git a/arch/powerpc/kvm/bookehv_interrupts.S b/arch/powerpc/kvm/bookehv_interrupts.S
index 8b4a402217ba..c75350fc449e 100644
--- a/arch/powerpc/kvm/bookehv_interrupts.S
+++ b/arch/powerpc/kvm/bookehv_interrupts.S
@@ -18,13 +18,9 @@
#include <asm/asm-offsets.h>
#include <asm/bitsperlong.h>
-#ifdef CONFIG_64BIT
#include <asm/exception-64e.h>
#include <asm/hw_irq.h>
#include <asm/irqflags.h>
-#else
-#include "../kernel/head_booke.h" /* for THREAD_NORMSAVE() */
-#endif
#define LONGBYTES (BITS_PER_LONG / 8)
@@ -155,7 +151,6 @@ END_BTB_FLUSH_SECTION
b kvmppc_resume_host
.endm
-#ifdef CONFIG_64BIT
/* Exception types */
#define EX_GEN 1
#define EX_GDBELL 2
@@ -273,99 +268,6 @@ kvm_handler BOOKE_INTERRUPT_DEBUG, EX_PARAMS(CRIT), \
SPRN_CSRR0, SPRN_CSRR1, 0
kvm_handler BOOKE_INTERRUPT_LRAT_ERROR, EX_PARAMS(GEN), \
SPRN_SRR0, SPRN_SRR1, (NEED_EMU | NEED_DEAR | NEED_ESR)
-#else
-/*
- * For input register values, see arch/powerpc/include/asm/kvm_booke_hv_asm.h
- */
-.macro kvm_handler intno srr0, srr1, flags
-_GLOBAL(kvmppc_handler_\intno\()_\srr1)
- PPC_LL r11, THREAD_KVM_VCPU(r10)
- PPC_STL r3, VCPU_GPR(R3)(r11)
- mfspr r3, SPRN_SPRG_RSCRATCH0
- PPC_STL r4, VCPU_GPR(R4)(r11)
- PPC_LL r4, THREAD_NORMSAVE(0)(r10)
- PPC_STL r5, VCPU_GPR(R5)(r11)
- PPC_STL r13, VCPU_CR(r11)
- mfspr r5, \srr0
- PPC_STL r3, VCPU_GPR(R10)(r11)
- PPC_LL r3, THREAD_NORMSAVE(2)(r10)
- PPC_STL r6, VCPU_GPR(R6)(r11)
- PPC_STL r4, VCPU_GPR(R11)(r11)
- mfspr r6, \srr1
- PPC_STL r7, VCPU_GPR(R7)(r11)
- PPC_STL r8, VCPU_GPR(R8)(r11)
- PPC_STL r9, VCPU_GPR(R9)(r11)
- PPC_STL r3, VCPU_GPR(R13)(r11)
- mfctr r7
- PPC_STL r12, VCPU_GPR(R12)(r11)
- PPC_STL r7, VCPU_CTR(r11)
- mr r4, r11
- kvm_handler_common \intno, \srr0, \flags
-.endm
-
-.macro kvm_lvl_handler intno scratch srr0, srr1, flags
-_GLOBAL(kvmppc_handler_\intno\()_\srr1)
- mfspr r10, SPRN_SPRG_THREAD
- PPC_LL r11, THREAD_KVM_VCPU(r10)
- PPC_STL r3, VCPU_GPR(R3)(r11)
- mfspr r3, \scratch
- PPC_STL r4, VCPU_GPR(R4)(r11)
- PPC_LL r4, GPR9(r8)
- PPC_STL r5, VCPU_GPR(R5)(r11)
- PPC_STL r9, VCPU_CR(r11)
- mfspr r5, \srr0
- PPC_STL r3, VCPU_GPR(R8)(r11)
- PPC_LL r3, GPR10(r8)
- PPC_STL r6, VCPU_GPR(R6)(r11)
- PPC_STL r4, VCPU_GPR(R9)(r11)
- mfspr r6, \srr1
- PPC_LL r4, GPR11(r8)
- PPC_STL r7, VCPU_GPR(R7)(r11)
- PPC_STL r3, VCPU_GPR(R10)(r11)
- mfctr r7
- PPC_STL r12, VCPU_GPR(R12)(r11)
- PPC_STL r13, VCPU_GPR(R13)(r11)
- PPC_STL r4, VCPU_GPR(R11)(r11)
- PPC_STL r7, VCPU_CTR(r11)
- mr r4, r11
- kvm_handler_common \intno, \srr0, \flags
-.endm
-
-kvm_lvl_handler BOOKE_INTERRUPT_CRITICAL, \
- SPRN_SPRG_RSCRATCH_CRIT, SPRN_CSRR0, SPRN_CSRR1, 0
-kvm_lvl_handler BOOKE_INTERRUPT_MACHINE_CHECK, \
- SPRN_SPRG_RSCRATCH_MC, SPRN_MCSRR0, SPRN_MCSRR1, 0
-kvm_handler BOOKE_INTERRUPT_DATA_STORAGE, \
- SPRN_SRR0, SPRN_SRR1, (NEED_EMU | NEED_DEAR | NEED_ESR)
-kvm_handler BOOKE_INTERRUPT_INST_STORAGE, SPRN_SRR0, SPRN_SRR1, NEED_ESR
-kvm_handler BOOKE_INTERRUPT_EXTERNAL, SPRN_SRR0, SPRN_SRR1, 0
-kvm_handler BOOKE_INTERRUPT_ALIGNMENT, \
- SPRN_SRR0, SPRN_SRR1, (NEED_DEAR | NEED_ESR)
-kvm_handler BOOKE_INTERRUPT_PROGRAM, SPRN_SRR0, SPRN_SRR1, (NEED_ESR | NEED_EMU)
-kvm_handler BOOKE_INTERRUPT_FP_UNAVAIL, SPRN_SRR0, SPRN_SRR1, 0
-kvm_handler BOOKE_INTERRUPT_SYSCALL, SPRN_SRR0, SPRN_SRR1, 0
-kvm_handler BOOKE_INTERRUPT_AP_UNAVAIL, SPRN_SRR0, SPRN_SRR1, 0
-kvm_handler BOOKE_INTERRUPT_DECREMENTER, SPRN_SRR0, SPRN_SRR1, 0
-kvm_handler BOOKE_INTERRUPT_FIT, SPRN_SRR0, SPRN_SRR1, 0
-kvm_lvl_handler BOOKE_INTERRUPT_WATCHDOG, \
- SPRN_SPRG_RSCRATCH_CRIT, SPRN_CSRR0, SPRN_CSRR1, 0
-kvm_handler BOOKE_INTERRUPT_DTLB_MISS, \
- SPRN_SRR0, SPRN_SRR1, (NEED_EMU | NEED_DEAR | NEED_ESR)
-kvm_handler BOOKE_INTERRUPT_ITLB_MISS, SPRN_SRR0, SPRN_SRR1, 0
-kvm_handler BOOKE_INTERRUPT_PERFORMANCE_MONITOR, SPRN_SRR0, SPRN_SRR1, 0
-kvm_handler BOOKE_INTERRUPT_DOORBELL, SPRN_SRR0, SPRN_SRR1, 0
-kvm_lvl_handler BOOKE_INTERRUPT_DOORBELL_CRITICAL, \
- SPRN_SPRG_RSCRATCH_CRIT, SPRN_CSRR0, SPRN_CSRR1, 0
-kvm_handler BOOKE_INTERRUPT_HV_PRIV, SPRN_SRR0, SPRN_SRR1, NEED_EMU
-kvm_handler BOOKE_INTERRUPT_HV_SYSCALL, SPRN_SRR0, SPRN_SRR1, 0
-kvm_handler BOOKE_INTERRUPT_GUEST_DBELL, SPRN_GSRR0, SPRN_GSRR1, 0
-kvm_lvl_handler BOOKE_INTERRUPT_GUEST_DBELL_CRIT, \
- SPRN_SPRG_RSCRATCH_CRIT, SPRN_CSRR0, SPRN_CSRR1, 0
-kvm_lvl_handler BOOKE_INTERRUPT_DEBUG, \
- SPRN_SPRG_RSCRATCH_CRIT, SPRN_CSRR0, SPRN_CSRR1, 0
-kvm_lvl_handler BOOKE_INTERRUPT_DEBUG, \
- SPRN_SPRG_RSCRATCH_DBG, SPRN_DSRR0, SPRN_DSRR1, 0
-#endif
/* Registers:
* SPRG_SCRATCH0: guest r10
@@ -382,17 +284,13 @@ _GLOBAL(kvmppc_resume_host)
PPC_STL r5, VCPU_LR(r4)
mfspr r7, SPRN_SPRG5
stw r3, VCPU_VRSAVE(r4)
-#ifdef CONFIG_64BIT
PPC_LL r3, PACA_SPRG_VDSO(r13)
-#endif
mfspr r5, SPRN_SPRG9
PPC_STD(r6, VCPU_SHARED_SPRG4, r11)
mfspr r8, SPRN_SPRG6
PPC_STD(r7, VCPU_SHARED_SPRG5, r11)
mfspr r9, SPRN_SPRG7
-#ifdef CONFIG_64BIT
mtspr SPRN_SPRG_VDSO_WRITE, r3
-#endif
PPC_STD(r5, VCPU_SPRG9, r4)
PPC_STD(r8, VCPU_SHARED_SPRG6, r11)
mfxer r3
diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c
deleted file mode 100644
index b0f695428733..000000000000
--- a/arch/powerpc/kvm/e500.c
+++ /dev/null
@@ -1,553 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2008-2011 Freescale Semiconductor, Inc. All rights reserved.
- *
- * Author: Yu Liu, <yu.liu@xxxxxxxxxxxxx>
- *
- * Description:
- * This file is derived from arch/powerpc/kvm/44x.c,
- * by Hollis Blanchard <hollisb@xxxxxxxxxx>.
- */
-
-#include <linux/kvm_host.h>
-#include <linux/slab.h>
-#include <linux/err.h>
-#include <linux/export.h>
-#include <linux/module.h>
-#include <linux/miscdevice.h>
-
-#include <asm/reg.h>
-#include <asm/cputable.h>
-#include <asm/kvm_ppc.h>
-
-#include "../mm/mmu_decl.h"
-#include "booke.h"
-#include "e500.h"
-
-struct id {
- unsigned long val;
- struct id **pentry;
-};
-
-#define NUM_TIDS 256
-
-/*
- * This table provide mappings from:
- * (guestAS,guestTID,guestPR) --> ID of physical cpu
- * guestAS [0..1]
- * guestTID [0..255]
- * guestPR [0..1]
- * ID [1..255]
- * Each vcpu keeps one vcpu_id_table.
- */
-struct vcpu_id_table {
- struct id id[2][NUM_TIDS][2];
-};
-
-/*
- * This table provide reversed mappings of vcpu_id_table:
- * ID --> address of vcpu_id_table item.
- * Each physical core has one pcpu_id_table.
- */
-struct pcpu_id_table {
- struct id *entry[NUM_TIDS];
-};
-
-static DEFINE_PER_CPU(struct pcpu_id_table, pcpu_sids);
-
-/* This variable keeps last used shadow ID on local core.
- * The valid range of shadow ID is [1..255] */
-static DEFINE_PER_CPU(unsigned long, pcpu_last_used_sid);
-
-/*
- * Allocate a free shadow id and setup a valid sid mapping in given entry.
- * A mapping is only valid when vcpu_id_table and pcpu_id_table are match.
- *
- * The caller must have preemption disabled, and keep it that way until
- * it has finished with the returned shadow id (either written into the
- * TLB or arch.shadow_pid, or discarded).
- */
-static inline int local_sid_setup_one(struct id *entry)
-{
- unsigned long sid;
- int ret = -1;
-
- sid = __this_cpu_inc_return(pcpu_last_used_sid);
- if (sid < NUM_TIDS) {
- __this_cpu_write(pcpu_sids.entry[sid], entry);
- entry->val = sid;
- entry->pentry = this_cpu_ptr(&pcpu_sids.entry[sid]);
- ret = sid;
- }
-
- /*
- * If sid == NUM_TIDS, we've run out of sids. We return -1, and
- * the caller will invalidate everything and start over.
- *
- * sid > NUM_TIDS indicates a race, which we disable preemption to
- * avoid.
- */
- WARN_ON(sid > NUM_TIDS);
-
- return ret;
-}
-
-/*
- * Check if given entry contain a valid shadow id mapping.
- * An ID mapping is considered valid only if
- * both vcpu and pcpu know this mapping.
- *
- * The caller must have preemption disabled, and keep it that way until
- * it has finished with the returned shadow id (either written into the
- * TLB or arch.shadow_pid, or discarded).
- */
-static inline int local_sid_lookup(struct id *entry)
-{
- if (entry && entry->val != 0 &&
- __this_cpu_read(pcpu_sids.entry[entry->val]) == entry &&
- entry->pentry == this_cpu_ptr(&pcpu_sids.entry[entry->val]))
- return entry->val;
- return -1;
-}
-
-/* Invalidate all id mappings on local core -- call with preempt disabled */
-static inline void local_sid_destroy_all(void)
-{
- __this_cpu_write(pcpu_last_used_sid, 0);
- memset(this_cpu_ptr(&pcpu_sids), 0, sizeof(pcpu_sids));
-}
-
-static void *kvmppc_e500_id_table_alloc(struct kvmppc_vcpu_e500 *vcpu_e500)
-{
- vcpu_e500->idt = kzalloc(sizeof(struct vcpu_id_table), GFP_KERNEL);
- return vcpu_e500->idt;
-}
-
-static void kvmppc_e500_id_table_free(struct kvmppc_vcpu_e500 *vcpu_e500)
-{
- kfree(vcpu_e500->idt);
- vcpu_e500->idt = NULL;
-}
-
-/* Map guest pid to shadow.
- * We use PID to keep shadow of current guest non-zero PID,
- * and use PID1 to keep shadow of guest zero PID.
- * So that guest tlbe with TID=0 can be accessed at any time */
-static void kvmppc_e500_recalc_shadow_pid(struct kvmppc_vcpu_e500 *vcpu_e500)
-{
- preempt_disable();
- vcpu_e500->vcpu.arch.shadow_pid = kvmppc_e500_get_sid(vcpu_e500,
- get_cur_as(&vcpu_e500->vcpu),
- get_cur_pid(&vcpu_e500->vcpu),
- get_cur_pr(&vcpu_e500->vcpu), 1);
- vcpu_e500->vcpu.arch.shadow_pid1 = kvmppc_e500_get_sid(vcpu_e500,
- get_cur_as(&vcpu_e500->vcpu), 0,
- get_cur_pr(&vcpu_e500->vcpu), 1);
- preempt_enable();
-}
-
-/* Invalidate all mappings on vcpu */
-static void kvmppc_e500_id_table_reset_all(struct kvmppc_vcpu_e500 *vcpu_e500)
-{
- memset(vcpu_e500->idt, 0, sizeof(struct vcpu_id_table));
-
- /* Update shadow pid when mappings are changed */
- kvmppc_e500_recalc_shadow_pid(vcpu_e500);
-}
-
-/* Invalidate one ID mapping on vcpu */
-static inline void kvmppc_e500_id_table_reset_one(
- struct kvmppc_vcpu_e500 *vcpu_e500,
- int as, int pid, int pr)
-{
- struct vcpu_id_table *idt = vcpu_e500->idt;
-
- BUG_ON(as >= 2);
- BUG_ON(pid >= NUM_TIDS);
- BUG_ON(pr >= 2);
-
- idt->id[as][pid][pr].val = 0;
- idt->id[as][pid][pr].pentry = NULL;
-
- /* Update shadow pid when mappings are changed */
- kvmppc_e500_recalc_shadow_pid(vcpu_e500);
-}
-
-/*
- * Map guest (vcpu,AS,ID,PR) to physical core shadow id.
- * This function first lookup if a valid mapping exists,
- * if not, then creates a new one.
- *
- * The caller must have preemption disabled, and keep it that way until
- * it has finished with the returned shadow id (either written into the
- * TLB or arch.shadow_pid, or discarded).
- */
-unsigned int kvmppc_e500_get_sid(struct kvmppc_vcpu_e500 *vcpu_e500,
- unsigned int as, unsigned int gid,
- unsigned int pr, int avoid_recursion)
-{
- struct vcpu_id_table *idt = vcpu_e500->idt;
- int sid;
-
- BUG_ON(as >= 2);
- BUG_ON(gid >= NUM_TIDS);
- BUG_ON(pr >= 2);
-
- sid = local_sid_lookup(&idt->id[as][gid][pr]);
-
- while (sid <= 0) {
- /* No mapping yet */
- sid = local_sid_setup_one(&idt->id[as][gid][pr]);
- if (sid <= 0) {
- _tlbil_all();
- local_sid_destroy_all();
- }
-
- /* Update shadow pid when mappings are changed */
- if (!avoid_recursion)
- kvmppc_e500_recalc_shadow_pid(vcpu_e500);
- }
-
- return sid;
-}
-
-unsigned int kvmppc_e500_get_tlb_stid(struct kvm_vcpu *vcpu,
- struct kvm_book3e_206_tlb_entry *gtlbe)
-{
- return kvmppc_e500_get_sid(to_e500(vcpu), get_tlb_ts(gtlbe),
- get_tlb_tid(gtlbe), get_cur_pr(vcpu), 0);
-}
-
-void kvmppc_set_pid(struct kvm_vcpu *vcpu, u32 pid)
-{
- struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
-
- if (vcpu->arch.pid != pid) {
- vcpu_e500->pid[0] = vcpu->arch.pid = pid;
- kvmppc_e500_recalc_shadow_pid(vcpu_e500);
- }
-}
-
-/* gtlbe must not be mapped by more than one host tlbe */
-void kvmppc_e500_tlbil_one(struct kvmppc_vcpu_e500 *vcpu_e500,
- struct kvm_book3e_206_tlb_entry *gtlbe)
-{
- struct vcpu_id_table *idt = vcpu_e500->idt;
- unsigned int pr, tid, ts;
- int pid;
- u32 val, eaddr;
- unsigned long flags;
-
- ts = get_tlb_ts(gtlbe);
- tid = get_tlb_tid(gtlbe);
-
- preempt_disable();
-
- /* One guest ID may be mapped to two shadow IDs */
- for (pr = 0; pr < 2; pr++) {
- /*
- * The shadow PID can have a valid mapping on at most one
- * host CPU. In the common case, it will be valid on this
- * CPU, in which case we do a local invalidation of the
- * specific address.
- *
- * If the shadow PID is not valid on the current host CPU,
- * we invalidate the entire shadow PID.
- */
- pid = local_sid_lookup(&idt->id[ts][tid][pr]);
- if (pid <= 0) {
- kvmppc_e500_id_table_reset_one(vcpu_e500, ts, tid, pr);
- continue;
- }
-
- /*
- * The guest is invalidating a 4K entry which is in a PID
- * that has a valid shadow mapping on this host CPU. We
- * search host TLB to invalidate it's shadow TLB entry,
- * similar to __tlbil_va except that we need to look in AS1.
- */
- val = (pid << MAS6_SPID_SHIFT) | MAS6_SAS;
- eaddr = get_tlb_eaddr(gtlbe);
-
- local_irq_save(flags);
-
- mtspr(SPRN_MAS6, val);
- asm volatile("tlbsx 0, %[eaddr]" : : [eaddr] "r" (eaddr));
- val = mfspr(SPRN_MAS1);
- if (val & MAS1_VALID) {
- mtspr(SPRN_MAS1, val & ~MAS1_VALID);
- asm volatile("tlbwe");
- }
-
- local_irq_restore(flags);
- }
-
- preempt_enable();
-}
-
-void kvmppc_e500_tlbil_all(struct kvmppc_vcpu_e500 *vcpu_e500)
-{
- kvmppc_e500_id_table_reset_all(vcpu_e500);
-}
-
-void kvmppc_mmu_msr_notify(struct kvm_vcpu *vcpu, u32 old_msr)
-{
- /* Recalc shadow pid since MSR changes */
- kvmppc_e500_recalc_shadow_pid(to_e500(vcpu));
-}
-
-static void kvmppc_core_vcpu_load_e500(struct kvm_vcpu *vcpu, int cpu)
-{
- kvmppc_booke_vcpu_load(vcpu, cpu);
-
- /* Shadow PID may be expired on local core */
- kvmppc_e500_recalc_shadow_pid(to_e500(vcpu));
-}
-
-static void kvmppc_core_vcpu_put_e500(struct kvm_vcpu *vcpu)
-{
-#ifdef CONFIG_SPE
- if (vcpu->arch.shadow_msr & MSR_SPE)
- kvmppc_vcpu_disable_spe(vcpu);
-#endif
-
- kvmppc_booke_vcpu_put(vcpu);
-}
-
-static int kvmppc_e500_check_processor_compat(void)
-{
- int r;
-
- if (strcmp(cur_cpu_spec->cpu_name, "e500v2") == 0)
- r = 0;
- else
- r = -ENOTSUPP;
-
- return r;
-}
-
-static void kvmppc_e500_tlb_setup(struct kvmppc_vcpu_e500 *vcpu_e500)
-{
- struct kvm_book3e_206_tlb_entry *tlbe;
-
- /* Insert large initial mapping for guest. */
- tlbe = get_entry(vcpu_e500, 1, 0);
- tlbe->mas1 = MAS1_VALID | MAS1_TSIZE(BOOK3E_PAGESZ_256M);
- tlbe->mas2 = 0;
- tlbe->mas7_3 = E500_TLB_SUPER_PERM_MASK;
-
- /* 4K map for serial output. Used by kernel wrapper. */
- tlbe = get_entry(vcpu_e500, 1, 1);
- tlbe->mas1 = MAS1_VALID | MAS1_TSIZE(BOOK3E_PAGESZ_4K);
- tlbe->mas2 = (0xe0004500 & 0xFFFFF000) | MAS2_I | MAS2_G;
- tlbe->mas7_3 = (0xe0004500 & 0xFFFFF000) | E500_TLB_SUPER_PERM_MASK;
-}
-
-int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu)
-{
- struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
-
- kvmppc_e500_tlb_setup(vcpu_e500);
-
- /* Registers init */
- vcpu->arch.pvr = mfspr(SPRN_PVR);
- vcpu_e500->svr = mfspr(SPRN_SVR);
-
- vcpu->arch.cpu_type = KVM_CPU_E500V2;
-
- return 0;
-}
-
-static int kvmppc_core_get_sregs_e500(struct kvm_vcpu *vcpu,
- struct kvm_sregs *sregs)
-{
- struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
-
- sregs->u.e.features |= KVM_SREGS_E_ARCH206_MMU | KVM_SREGS_E_SPE |
- KVM_SREGS_E_PM;
- sregs->u.e.impl_id = KVM_SREGS_E_IMPL_FSL;
-
- sregs->u.e.impl.fsl.features = 0;
- sregs->u.e.impl.fsl.svr = vcpu_e500->svr;
- sregs->u.e.impl.fsl.hid0 = vcpu_e500->hid0;
- sregs->u.e.impl.fsl.mcar = vcpu_e500->mcar;
-
- sregs->u.e.ivor_high[0] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL];
- sregs->u.e.ivor_high[1] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_DATA];
- sregs->u.e.ivor_high[2] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_ROUND];
- sregs->u.e.ivor_high[3] =
- vcpu->arch.ivor[BOOKE_IRQPRIO_PERFORMANCE_MONITOR];
-
- kvmppc_get_sregs_ivor(vcpu, sregs);
- kvmppc_get_sregs_e500_tlb(vcpu, sregs);
- return 0;
-}
-
-static int kvmppc_core_set_sregs_e500(struct kvm_vcpu *vcpu,
- struct kvm_sregs *sregs)
-{
- struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
- int ret;
-
- if (sregs->u.e.impl_id == KVM_SREGS_E_IMPL_FSL) {
- vcpu_e500->svr = sregs->u.e.impl.fsl.svr;
- vcpu_e500->hid0 = sregs->u.e.impl.fsl.hid0;
- vcpu_e500->mcar = sregs->u.e.impl.fsl.mcar;
- }
-
- ret = kvmppc_set_sregs_e500_tlb(vcpu, sregs);
- if (ret < 0)
- return ret;
-
- if (!(sregs->u.e.features & KVM_SREGS_E_IVOR))
- return 0;
-
- if (sregs->u.e.features & KVM_SREGS_E_SPE) {
- vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL] =
- sregs->u.e.ivor_high[0];
- vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_DATA] =
- sregs->u.e.ivor_high[1];
- vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_ROUND] =
- sregs->u.e.ivor_high[2];
- }
-
- if (sregs->u.e.features & KVM_SREGS_E_PM) {
- vcpu->arch.ivor[BOOKE_IRQPRIO_PERFORMANCE_MONITOR] =
- sregs->u.e.ivor_high[3];
- }
-
- return kvmppc_set_sregs_ivor(vcpu, sregs);
-}
-
-static int kvmppc_get_one_reg_e500(struct kvm_vcpu *vcpu, u64 id,
- union kvmppc_one_reg *val)
-{
- int r = kvmppc_get_one_reg_e500_tlb(vcpu, id, val);
- return r;
-}
-
-static int kvmppc_set_one_reg_e500(struct kvm_vcpu *vcpu, u64 id,
- union kvmppc_one_reg *val)
-{
- int r = kvmppc_get_one_reg_e500_tlb(vcpu, id, val);
- return r;
-}
-
-static int kvmppc_core_vcpu_create_e500(struct kvm_vcpu *vcpu)
-{
- struct kvmppc_vcpu_e500 *vcpu_e500;
- int err;
-
- BUILD_BUG_ON(offsetof(struct kvmppc_vcpu_e500, vcpu) != 0);
- vcpu_e500 = to_e500(vcpu);
-
- if (kvmppc_e500_id_table_alloc(vcpu_e500) == NULL)
- return -ENOMEM;
-
- err = kvmppc_e500_tlb_init(vcpu_e500);
- if (err)
- goto uninit_id;
-
- vcpu->arch.shared = (void*)__get_free_page(GFP_KERNEL|__GFP_ZERO);
- if (!vcpu->arch.shared) {
- err = -ENOMEM;
- goto uninit_tlb;
- }
-
- return 0;
-
-uninit_tlb:
- kvmppc_e500_tlb_uninit(vcpu_e500);
-uninit_id:
- kvmppc_e500_id_table_free(vcpu_e500);
- return err;
-}
-
-static void kvmppc_core_vcpu_free_e500(struct kvm_vcpu *vcpu)
-{
- struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
-
- free_page((unsigned long)vcpu->arch.shared);
- kvmppc_e500_tlb_uninit(vcpu_e500);
- kvmppc_e500_id_table_free(vcpu_e500);
-}
-
-static int kvmppc_core_init_vm_e500(struct kvm *kvm)
-{
- return 0;
-}
-
-static void kvmppc_core_destroy_vm_e500(struct kvm *kvm)
-{
-}
-
-static struct kvmppc_ops kvm_ops_e500 = {
- .get_sregs = kvmppc_core_get_sregs_e500,
- .set_sregs = kvmppc_core_set_sregs_e500,
- .get_one_reg = kvmppc_get_one_reg_e500,
- .set_one_reg = kvmppc_set_one_reg_e500,
- .vcpu_load = kvmppc_core_vcpu_load_e500,
- .vcpu_put = kvmppc_core_vcpu_put_e500,
- .vcpu_create = kvmppc_core_vcpu_create_e500,
- .vcpu_free = kvmppc_core_vcpu_free_e500,
- .init_vm = kvmppc_core_init_vm_e500,
- .destroy_vm = kvmppc_core_destroy_vm_e500,
- .emulate_op = kvmppc_core_emulate_op_e500,
- .emulate_mtspr = kvmppc_core_emulate_mtspr_e500,
- .emulate_mfspr = kvmppc_core_emulate_mfspr_e500,
- .create_vcpu_debugfs = kvmppc_create_vcpu_debugfs_e500,
-};
-
-static int __init kvmppc_e500_init(void)
-{
- int r, i;
- unsigned long ivor[3];
- /* Process remaining handlers above the generic first 16 */
- unsigned long *handler = &kvmppc_booke_handler_addr[16];
- unsigned long handler_len;
- unsigned long max_ivor = 0;
-
- r = kvmppc_e500_check_processor_compat();
- if (r)
- goto err_out;
-
- r = kvmppc_booke_init();
- if (r)
- goto err_out;
-
- /* copy extra E500 exception handlers */
- ivor[0] = mfspr(SPRN_IVOR32);
- ivor[1] = mfspr(SPRN_IVOR33);
- ivor[2] = mfspr(SPRN_IVOR34);
- for (i = 0; i < 3; i++) {
- if (ivor[i] > ivor[max_ivor])
- max_ivor = i;
-
- handler_len = handler[i + 1] - handler[i];
- memcpy((void *)kvmppc_booke_handlers + ivor[i],
- (void *)handler[i], handler_len);
- }
- handler_len = handler[max_ivor + 1] - handler[max_ivor];
- flush_icache_range(kvmppc_booke_handlers, kvmppc_booke_handlers +
- ivor[max_ivor] + handler_len);
-
- r = kvm_init(sizeof(struct kvmppc_vcpu_e500), 0, THIS_MODULE);
- if (r)
- goto err_out;
- kvm_ops_e500.owner = THIS_MODULE;
- kvmppc_pr_ops = &kvm_ops_e500;
-
-err_out:
- return r;
-}
-
-static void __exit kvmppc_e500_exit(void)
-{
- kvmppc_pr_ops = NULL;
- kvmppc_booke_exit();
-}
-
-module_init(kvmppc_e500_init);
-module_exit(kvmppc_e500_exit);
-MODULE_ALIAS_MISCDEV(KVM_MINOR);
-MODULE_ALIAS("devname:kvm");
diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h
index 6d0d329cbb35..325c190cc771 100644
--- a/arch/powerpc/kvm/e500.h
+++ b/arch/powerpc/kvm/e500.h
@@ -46,10 +46,6 @@ struct tlbe_priv {
struct tlbe_ref ref;
};
-#ifdef CONFIG_KVM_E500V2
-struct vcpu_id_table;
-#endif
-
struct kvmppc_e500_tlb_params {
int entries, ways, sets;
};
@@ -88,13 +84,6 @@ struct kvmppc_vcpu_e500 {
/* Minimum and maximum address mapped my TLB1 */
unsigned long tlb1_min_eaddr;
unsigned long tlb1_max_eaddr;
-
-#ifdef CONFIG_KVM_E500V2
- u32 pid[E500_PID_NUM];
-
- /* vcpu id table */
- struct vcpu_id_table *idt;
-#endif
};
static inline struct kvmppc_vcpu_e500 *to_e500(struct kvm_vcpu *vcpu)
@@ -140,12 +129,6 @@ int kvmppc_get_one_reg_e500_tlb(struct kvm_vcpu *vcpu, u64 id,
int kvmppc_set_one_reg_e500_tlb(struct kvm_vcpu *vcpu, u64 id,
union kvmppc_one_reg *val);
-#ifdef CONFIG_KVM_E500V2
-unsigned int kvmppc_e500_get_sid(struct kvmppc_vcpu_e500 *vcpu_e500,
- unsigned int as, unsigned int gid,
- unsigned int pr, int avoid_recursion);
-#endif
-
/* TLB helper functions */
static inline unsigned int
get_tlb_size(const struct kvm_book3e_206_tlb_entry *tlbe)
@@ -257,13 +240,6 @@ static inline int tlbe_is_host_safe(const struct kvm_vcpu *vcpu,
if (!get_tlb_v(tlbe))
return 0;
-#ifndef CONFIG_KVM_BOOKE_HV
- /* Does it match current guest AS? */
- /* XXX what about IS != DS? */
- if (get_tlb_ts(tlbe) != !!(vcpu->arch.shared->msr & MSR_IS))
- return 0;
-#endif
-
gpa = get_tlb_raddr(tlbe);
if (!gfn_to_memslot(vcpu->kvm, gpa >> PAGE_SHIFT))
/* Mapping is not for RAM. */
@@ -283,7 +259,6 @@ void kvmppc_e500_tlbil_one(struct kvmppc_vcpu_e500 *vcpu_e500,
struct kvm_book3e_206_tlb_entry *gtlbe);
void kvmppc_e500_tlbil_all(struct kvmppc_vcpu_e500 *vcpu_e500);
-#ifdef CONFIG_KVM_BOOKE_HV
#define kvmppc_e500_get_tlb_stid(vcpu, gtlbe) get_tlb_tid(gtlbe)
#define get_tlbmiss_tid(vcpu) get_cur_pid(vcpu)
#define get_tlb_sts(gtlbe) (gtlbe->mas1 & MAS1_TS)
@@ -306,21 +281,6 @@ static inline int get_lpid(struct kvm_vcpu *vcpu)
{
return get_thread_specific_lpid(vcpu->kvm->arch.lpid);
}
-#else
-unsigned int kvmppc_e500_get_tlb_stid(struct kvm_vcpu *vcpu,
- struct kvm_book3e_206_tlb_entry *gtlbe);
-
-static inline unsigned int get_tlbmiss_tid(struct kvm_vcpu *vcpu)
-{
- struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
- unsigned int tidseld = (vcpu->arch.shared->mas4 >> 16) & 0xf;
-
- return vcpu_e500->pid[tidseld];
-}
-
-/* Force TS=1 for all guest mappings. */
-#define get_tlb_sts(gtlbe) (MAS1_TS)
-#endif /* !BOOKE_HV */
static inline bool has_feature(const struct kvm_vcpu *vcpu,
enum vcpu_ftr ftr)
diff --git a/arch/powerpc/kvm/e500_emulate.c b/arch/powerpc/kvm/e500_emulate.c
index 051102d50c31..0173eea26b83 100644
--- a/arch/powerpc/kvm/e500_emulate.c
+++ b/arch/powerpc/kvm/e500_emulate.c
@@ -28,7 +28,6 @@
#define XOP_TLBILX 18
#define XOP_EHPRIV 270
-#ifdef CONFIG_KVM_E500MC
static int dbell2prio(ulong param)
{
int msg = param & PPC_DBELL_TYPE_MASK;
@@ -81,7 +80,6 @@ static int kvmppc_e500_emul_msgsnd(struct kvm_vcpu *vcpu, int rb)
return EMULATE_DONE;
}
-#endif
static int kvmppc_e500_emul_ehpriv(struct kvm_vcpu *vcpu,
unsigned int inst, int *advance)
@@ -142,7 +140,6 @@ int kvmppc_core_emulate_op_e500(struct kvm_vcpu *vcpu,
emulated = kvmppc_e500_emul_dcbtls(vcpu);
break;
-#ifdef CONFIG_KVM_E500MC
case XOP_MSGSND:
emulated = kvmppc_e500_emul_msgsnd(vcpu, rb);
break;
@@ -150,7 +147,6 @@ int kvmppc_core_emulate_op_e500(struct kvm_vcpu *vcpu,
case XOP_MSGCLR:
emulated = kvmppc_e500_emul_msgclr(vcpu, rb);
break;
-#endif
case XOP_TLBRE:
emulated = kvmppc_e500_emul_tlbre(vcpu);
@@ -207,44 +203,6 @@ int kvmppc_core_emulate_mtspr_e500(struct kvm_vcpu *vcpu, int sprn, ulong spr_va
int emulated = EMULATE_DONE;
switch (sprn) {
-#ifndef CONFIG_KVM_BOOKE_HV
- case SPRN_PID:
- kvmppc_set_pid(vcpu, spr_val);
- break;
- case SPRN_PID1:
- if (spr_val != 0)
- return EMULATE_FAIL;
- vcpu_e500->pid[1] = spr_val;
- break;
- case SPRN_PID2:
- if (spr_val != 0)
- return EMULATE_FAIL;
- vcpu_e500->pid[2] = spr_val;
- break;
- case SPRN_MAS0:
- vcpu->arch.shared->mas0 = spr_val;
- break;
- case SPRN_MAS1:
- vcpu->arch.shared->mas1 = spr_val;
- break;
- case SPRN_MAS2:
- vcpu->arch.shared->mas2 = spr_val;
- break;
- case SPRN_MAS3:
- vcpu->arch.shared->mas7_3 &= ~(u64)0xffffffff;
- vcpu->arch.shared->mas7_3 |= spr_val;
- break;
- case SPRN_MAS4:
- vcpu->arch.shared->mas4 = spr_val;
- break;
- case SPRN_MAS6:
- vcpu->arch.shared->mas6 = spr_val;
- break;
- case SPRN_MAS7:
- vcpu->arch.shared->mas7_3 &= (u64)0xffffffff;
- vcpu->arch.shared->mas7_3 |= (u64)spr_val << 32;
- break;
-#endif
case SPRN_L1CSR0:
vcpu_e500->l1csr0 = spr_val;
vcpu_e500->l1csr0 &= ~(L1CSR0_DCFI | L1CSR0_CLFC);
@@ -281,17 +239,6 @@ int kvmppc_core_emulate_mtspr_e500(struct kvm_vcpu *vcpu, int sprn, ulong spr_va
break;
/* extra exceptions */
-#ifdef CONFIG_SPE_POSSIBLE
- case SPRN_IVOR32:
- vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL] = spr_val;
- break;
- case SPRN_IVOR33:
- vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_DATA] = spr_val;
- break;
- case SPRN_IVOR34:
- vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_ROUND] = spr_val;
- break;
-#endif
#ifdef CONFIG_ALTIVEC
case SPRN_IVOR32:
vcpu->arch.ivor[BOOKE_IRQPRIO_ALTIVEC_UNAVAIL] = spr_val;
@@ -303,14 +250,12 @@ int kvmppc_core_emulate_mtspr_e500(struct kvm_vcpu *vcpu, int sprn, ulong spr_va
case SPRN_IVOR35:
vcpu->arch.ivor[BOOKE_IRQPRIO_PERFORMANCE_MONITOR] = spr_val;
break;
-#ifdef CONFIG_KVM_BOOKE_HV
case SPRN_IVOR36:
vcpu->arch.ivor[BOOKE_IRQPRIO_DBELL] = spr_val;
break;
case SPRN_IVOR37:
vcpu->arch.ivor[BOOKE_IRQPRIO_DBELL_CRIT] = spr_val;
break;
-#endif
default:
emulated = kvmppc_booke_emulate_mtspr(vcpu, sprn, spr_val);
}
@@ -324,38 +269,6 @@ int kvmppc_core_emulate_mfspr_e500(struct kvm_vcpu *vcpu, int sprn, ulong *spr_v
int emulated = EMULATE_DONE;
switch (sprn) {
-#ifndef CONFIG_KVM_BOOKE_HV
- case SPRN_PID:
- *spr_val = vcpu_e500->pid[0];
- break;
- case SPRN_PID1:
- *spr_val = vcpu_e500->pid[1];
- break;
- case SPRN_PID2:
- *spr_val = vcpu_e500->pid[2];
- break;
- case SPRN_MAS0:
- *spr_val = vcpu->arch.shared->mas0;
- break;
- case SPRN_MAS1:
- *spr_val = vcpu->arch.shared->mas1;
- break;
- case SPRN_MAS2:
- *spr_val = vcpu->arch.shared->mas2;
- break;
- case SPRN_MAS3:
- *spr_val = (u32)vcpu->arch.shared->mas7_3;
- break;
- case SPRN_MAS4:
- *spr_val = vcpu->arch.shared->mas4;
- break;
- case SPRN_MAS6:
- *spr_val = vcpu->arch.shared->mas6;
- break;
- case SPRN_MAS7:
- *spr_val = vcpu->arch.shared->mas7_3 >> 32;
- break;
-#endif
case SPRN_DECAR:
*spr_val = vcpu->arch.decar;
break;
@@ -413,17 +326,6 @@ int kvmppc_core_emulate_mfspr_e500(struct kvm_vcpu *vcpu, int sprn, ulong *spr_v
break;
/* extra exceptions */
-#ifdef CONFIG_SPE_POSSIBLE
- case SPRN_IVOR32:
- *spr_val = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL];
- break;
- case SPRN_IVOR33:
- *spr_val = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_DATA];
- break;
- case SPRN_IVOR34:
- *spr_val = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_ROUND];
- break;
-#endif
#ifdef CONFIG_ALTIVEC
case SPRN_IVOR32:
*spr_val = vcpu->arch.ivor[BOOKE_IRQPRIO_ALTIVEC_UNAVAIL];
@@ -435,14 +337,12 @@ int kvmppc_core_emulate_mfspr_e500(struct kvm_vcpu *vcpu, int sprn, ulong *spr_v
case SPRN_IVOR35:
*spr_val = vcpu->arch.ivor[BOOKE_IRQPRIO_PERFORMANCE_MONITOR];
break;
-#ifdef CONFIG_KVM_BOOKE_HV
case SPRN_IVOR36:
*spr_val = vcpu->arch.ivor[BOOKE_IRQPRIO_DBELL];
break;
case SPRN_IVOR37:
*spr_val = vcpu->arch.ivor[BOOKE_IRQPRIO_DBELL_CRIT];
break;
-#endif
default:
emulated = kvmppc_booke_emulate_mfspr(vcpu, sprn, spr_val);
}
diff --git a/arch/powerpc/kvm/e500_mmu_host.c b/arch/powerpc/kvm/e500_mmu_host.c
index e5a145b578a4..f808fdc4bb85 100644
--- a/arch/powerpc/kvm/e500_mmu_host.c
+++ b/arch/powerpc/kvm/e500_mmu_host.c
@@ -50,16 +50,6 @@ static inline u32 e500_shadow_mas3_attrib(u32 mas3, int usermode)
/* Mask off reserved bits. */
mas3 &= MAS3_ATTRIB_MASK;
-#ifndef CONFIG_KVM_BOOKE_HV
- if (!usermode) {
- /* Guest is in supervisor mode,
- * so we need to translate guest
- * supervisor permissions into user permissions. */
- mas3 &= ~E500_TLB_USER_PERM_MASK;
- mas3 |= (mas3 & E500_TLB_SUPER_PERM_MASK) << 1;
- }
- mas3 |= E500_TLB_SUPER_PERM_MASK;
-#endif
return mas3;
}
@@ -78,16 +68,12 @@ static inline void __write_host_tlbe(struct kvm_book3e_206_tlb_entry *stlbe,
mtspr(SPRN_MAS2, (unsigned long)stlbe->mas2);
mtspr(SPRN_MAS3, (u32)stlbe->mas7_3);
mtspr(SPRN_MAS7, (u32)(stlbe->mas7_3 >> 32));
-#ifdef CONFIG_KVM_BOOKE_HV
mtspr(SPRN_MAS8, MAS8_TGS | get_thread_specific_lpid(lpid));
-#endif
asm volatile("isync; tlbwe" : : : "memory");
-#ifdef CONFIG_KVM_BOOKE_HV
/* Must clear mas8 for other host tlbwe's */
mtspr(SPRN_MAS8, 0);
isync();
-#endif
local_irq_restore(flags);
trace_kvm_booke206_stlb_write(mas0, stlbe->mas8, stlbe->mas1,
@@ -153,34 +139,6 @@ static void write_stlbe(struct kvmppc_vcpu_e500 *vcpu_e500,
preempt_enable();
}
-#ifdef CONFIG_KVM_E500V2
-/* XXX should be a hook in the gva2hpa translation */
-void kvmppc_map_magic(struct kvm_vcpu *vcpu)
-{
- struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
- struct kvm_book3e_206_tlb_entry magic;
- ulong shared_page = ((ulong)vcpu->arch.shared) & PAGE_MASK;
- unsigned int stid;
- kvm_pfn_t pfn;
-
- pfn = (kvm_pfn_t)virt_to_phys((void *)shared_page) >> PAGE_SHIFT;
- get_page(pfn_to_page(pfn));
-
- preempt_disable();
- stid = kvmppc_e500_get_sid(vcpu_e500, 0, 0, 0, 0);
-
- magic.mas1 = MAS1_VALID | MAS1_TS | MAS1_TID(stid) |
- MAS1_TSIZE(BOOK3E_PAGESZ_4K);
- magic.mas2 = vcpu->arch.magic_page_ea | MAS2_M;
- magic.mas7_3 = ((u64)pfn << PAGE_SHIFT) |
- MAS3_SW | MAS3_SR | MAS3_UW | MAS3_UR;
- magic.mas8 = 0;
-
- __write_host_tlbe(&magic, MAS0_TLBSEL(1) | MAS0_ESEL(tlbcam_index), 0);
- preempt_enable();
-}
-#endif
-
void inval_gtlbe_on_host(struct kvmppc_vcpu_e500 *vcpu_e500, int tlbsel,
int esel)
{
@@ -616,7 +574,6 @@ void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 eaddr, gpa_t gpaddr,
}
}
-#ifdef CONFIG_KVM_BOOKE_HV
int kvmppc_load_last_inst(struct kvm_vcpu *vcpu,
enum instruction_fetch_type type, unsigned long *instr)
{
@@ -646,11 +603,7 @@ int kvmppc_load_last_inst(struct kvm_vcpu *vcpu,
mas1 = mfspr(SPRN_MAS1);
mas2 = mfspr(SPRN_MAS2);
mas3 = mfspr(SPRN_MAS3);
-#ifdef CONFIG_64BIT
mas7_mas3 = mfspr(SPRN_MAS7_MAS3);
-#else
- mas7_mas3 = ((u64)mfspr(SPRN_MAS7) << 32) | mas3;
-#endif
local_irq_restore(flags);
/*
@@ -706,13 +659,6 @@ int kvmppc_load_last_inst(struct kvm_vcpu *vcpu,
return EMULATE_DONE;
}
-#else
-int kvmppc_load_last_inst(struct kvm_vcpu *vcpu,
- enum instruction_fetch_type type, unsigned long *instr)
-{
- return EMULATE_AGAIN;
-}
-#endif
/************* MMU Notifiers *************/
diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c
index e476e107a932..844b2d6b6b49 100644
--- a/arch/powerpc/kvm/e500mc.c
+++ b/arch/powerpc/kvm/e500mc.c
@@ -202,10 +202,7 @@ int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu)
struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
vcpu->arch.shadow_epcr = SPRN_EPCR_DSIGS | SPRN_EPCR_DGTMI | \
- SPRN_EPCR_DUVD;
-#ifdef CONFIG_64BIT
- vcpu->arch.shadow_epcr |= SPRN_EPCR_ICM;
-#endif
+ SPRN_EPCR_DUVD | SPRN_EPCR_ICM;
vcpu->arch.shadow_msrp = MSRP_UCLEP | MSRP_PMMP;
vcpu->arch.pvr = mfspr(SPRN_PVR);
diff --git a/arch/powerpc/kvm/trace_booke.h b/arch/powerpc/kvm/trace_booke.h
index eff6e82dbcd4..dbc54059327f 100644
--- a/arch/powerpc/kvm/trace_booke.h
+++ b/arch/powerpc/kvm/trace_booke.h
@@ -135,25 +135,11 @@ TRACE_EVENT(kvm_booke206_ref_release,
__entry->pfn, __entry->flags)
);
-#ifdef CONFIG_SPE_POSSIBLE
-#define kvm_trace_symbol_irqprio_spe \
- {BOOKE_IRQPRIO_SPE_UNAVAIL, "SPE_UNAVAIL"}, \
- {BOOKE_IRQPRIO_SPE_FP_DATA, "SPE_FP_DATA"}, \
- {BOOKE_IRQPRIO_SPE_FP_ROUND, "SPE_FP_ROUND"},
-#else
-#define kvm_trace_symbol_irqprio_spe
-#endif
-
-#ifdef CONFIG_PPC_E500MC
#define kvm_trace_symbol_irqprio_e500mc \
{BOOKE_IRQPRIO_ALTIVEC_UNAVAIL, "ALTIVEC_UNAVAIL"}, \
{BOOKE_IRQPRIO_ALTIVEC_ASSIST, "ALTIVEC_ASSIST"},
-#else
-#define kvm_trace_symbol_irqprio_e500mc
-#endif
#define kvm_trace_symbol_irqprio \
- kvm_trace_symbol_irqprio_spe \
kvm_trace_symbol_irqprio_e500mc \
{BOOKE_IRQPRIO_DATA_STORAGE, "DATA_STORAGE"}, \
{BOOKE_IRQPRIO_INST_STORAGE, "INST_STORAGE"}, \
