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authorOlof Johansson <olof@lixom.net>2013-02-11 09:02:53 -0800
committerOlof Johansson <olof@lixom.net>2013-02-11 09:02:53 -0800
commit655e194cfee8ba89634228f97f1310df41b45cbb (patch)
tree85989f9f14ad53a3797ab5c70093a8181399e669 /arch/arm/kernel
parent1e044f0490c9d9f26ebcdd3dc63e02790b798821 (diff)
parentda141b67d29a05267a9a0d56bd7856b7f3f58d44 (diff)
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Merge branch 'for-rmk/virt/kvm/core' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into next/virt
* 'for-rmk/virt/kvm/core' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux: KVM: ARM: Add maintainer entry for KVM/ARM KVM: ARM: Power State Coordination Interface implementation KVM: ARM: Handle I/O aborts KVM: ARM: Handle guest faults in KVM KVM: ARM: VFP userspace interface KVM: ARM: Demux CCSIDR in the userspace API KVM: ARM: User space API for getting/setting co-proc registers KVM: ARM: Emulation framework and CP15 emulation KVM: ARM: World-switch implementation KVM: ARM: Inject IRQs and FIQs from userspace KVM: ARM: Memory virtualization setup KVM: ARM: Hypervisor initialization KVM: ARM: Initial skeleton to compile KVM support ARM: Section based HYP idmap ARM: Add page table and page defines needed by KVM
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/asm-offsets.c25
-rw-r--r--arch/arm/kernel/vmlinux.lds.S6
2 files changed, 30 insertions, 1 deletions
diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c
index c985b48..c8b3272 100644
--- a/arch/arm/kernel/asm-offsets.c
+++ b/arch/arm/kernel/asm-offsets.c
@@ -13,6 +13,9 @@
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/dma-mapping.h>
+#ifdef CONFIG_KVM_ARM_HOST
+#include <linux/kvm_host.h>
+#endif
#include <asm/cacheflush.h>
#include <asm/glue-df.h>
#include <asm/glue-pf.h>
@@ -146,5 +149,27 @@ int main(void)
DEFINE(DMA_BIDIRECTIONAL, DMA_BIDIRECTIONAL);
DEFINE(DMA_TO_DEVICE, DMA_TO_DEVICE);
DEFINE(DMA_FROM_DEVICE, DMA_FROM_DEVICE);
+#ifdef CONFIG_KVM_ARM_HOST
+ DEFINE(VCPU_KVM, offsetof(struct kvm_vcpu, kvm));
+ DEFINE(VCPU_MIDR, offsetof(struct kvm_vcpu, arch.midr));
+ DEFINE(VCPU_CP15, offsetof(struct kvm_vcpu, arch.cp15));
+ DEFINE(VCPU_VFP_GUEST, offsetof(struct kvm_vcpu, arch.vfp_guest));
+ DEFINE(VCPU_VFP_HOST, offsetof(struct kvm_vcpu, arch.vfp_host));
+ DEFINE(VCPU_REGS, offsetof(struct kvm_vcpu, arch.regs));
+ DEFINE(VCPU_USR_REGS, offsetof(struct kvm_vcpu, arch.regs.usr_regs));
+ DEFINE(VCPU_SVC_REGS, offsetof(struct kvm_vcpu, arch.regs.svc_regs));
+ DEFINE(VCPU_ABT_REGS, offsetof(struct kvm_vcpu, arch.regs.abt_regs));
+ DEFINE(VCPU_UND_REGS, offsetof(struct kvm_vcpu, arch.regs.und_regs));
+ DEFINE(VCPU_IRQ_REGS, offsetof(struct kvm_vcpu, arch.regs.irq_regs));
+ DEFINE(VCPU_FIQ_REGS, offsetof(struct kvm_vcpu, arch.regs.fiq_regs));
+ DEFINE(VCPU_PC, offsetof(struct kvm_vcpu, arch.regs.usr_regs.ARM_pc));
+ DEFINE(VCPU_CPSR, offsetof(struct kvm_vcpu, arch.regs.usr_regs.ARM_cpsr));
+ DEFINE(VCPU_IRQ_LINES, offsetof(struct kvm_vcpu, arch.irq_lines));
+ DEFINE(VCPU_HSR, offsetof(struct kvm_vcpu, arch.hsr));
+ DEFINE(VCPU_HxFAR, offsetof(struct kvm_vcpu, arch.hxfar));
+ DEFINE(VCPU_HPFAR, offsetof(struct kvm_vcpu, arch.hpfar));
+ DEFINE(VCPU_HYP_PC, offsetof(struct kvm_vcpu, arch.hyp_pc));
+ DEFINE(KVM_VTTBR, offsetof(struct kvm, arch.vttbr));
+#endif
return 0;
}
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 11c1785..b571484 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -19,7 +19,11 @@
ALIGN_FUNCTION(); \
VMLINUX_SYMBOL(__idmap_text_start) = .; \
*(.idmap.text) \
- VMLINUX_SYMBOL(__idmap_text_end) = .;
+ VMLINUX_SYMBOL(__idmap_text_end) = .; \
+ ALIGN_FUNCTION(); \
+ VMLINUX_SYMBOL(__hyp_idmap_text_start) = .; \
+ *(.hyp.idmap.text) \
+ VMLINUX_SYMBOL(__hyp_idmap_text_end) = .;
#ifdef CONFIG_HOTPLUG_CPU
#define ARM_CPU_DISCARD(x)