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/Linux-v5.4/arch/arm/xen/
Dhypercall.S57 #define HYPERCALL_SIMPLE(hypercall) \ argument
58 ENTRY(HYPERVISOR_##hypercall) \
59 mov r12, #__HYPERVISOR_##hypercall; \
62 ENDPROC(HYPERVISOR_##hypercall)
70 #define HYPERCALL5(hypercall) \ argument
71 ENTRY(HYPERVISOR_##hypercall) \
74 mov r12, #__HYPERVISOR_##hypercall; \
78 ENDPROC(HYPERVISOR_##hypercall)
DMakefile2 obj-y := enlighten.o hypercall.o grant-table.o p2m.o mm.o
/Linux-v5.4/Documentation/virt/kvm/
Dhypercalls.txt9 The hypercall number should be placed in rax and the return value will be
11 by the particular hypercall.
14 R2-R7 are used for parameters 1-6. In addition, R1 is used for hypercall
17 S390 uses diagnose instruction as hypercall (0x500) along with hypercall
24 It uses R3-R10 and hypercall number in R11. R4-R11 are used as output registers.
27 KVM hypercalls uses 4 byte opcode, that are patched with 'hypercall-instructions'
32 KVM hypercalls use the HYPCALL instruction with code 0 and the hypercall
38 The template for each hypercall is:
62 Purpose: Expose hypercall availability to the guest. On x86 platforms, cpuid
65 mechanism (which is this hypercall) can be used.
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Dppc-pv.txt32 'hypercall-instructions'. This property contains at most 4 opcodes that make
33 up the hypercall. To call a hypercall, just call these instructions.
48 r11 hypercall number 8th output value
51 Hypercall definitions are shared in generic code, so the same hypercall numbers
52 apply for x86 and powerpc alike with the exception that each KVM hypercall
68 map this shared page using the KVM hypercall KVM_HC_PPC_MAP_MAGIC_PAGE.
70 With this hypercall issued the guest always gets the magic page mapped at the
81 also define a new hypercall feature to indicate that the host can give you more
90 When mapping the magic page using the KVM hypercall KVM_HC_PPC_MAP_MAGIC_PAGE,
196 These are ePAPR compliant hypercall implementation (mentioned above). Even
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Ds390-diag.txt74 See also the virtio standard for a discussion of this hypercall.
Dapi.txt843 Sets the MSR that the Xen HVM guest uses to initialize its hypercall
844 page, and provides the starting address and size of the hypercall
1493 The hcall array defines 4 instructions that make up a hypercall.
3465 implementing the H_RESIZE_HPT_PREPARE hypercall.
3518 H_RESIZE_HPT_COMMIT hypercall.
3783 H_GET_CPU_CHARACTERISTICS hypercall.
3843 the specified Hyper-V connection id through the SIGNAL_EVENT hypercall, without
3844 causing a user exit. SIGNAL_EVENT hypercall with non-zero event flag number
4278 } hypercall;
4280 Unused. This was once used for 'hypercall to userspace'. To implement
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/Linux-v5.4/arch/arm64/xen/
Dhypercall.S58 #define HYPERCALL_SIMPLE(hypercall) \ argument
59 ENTRY(HYPERVISOR_##hypercall) \
60 mov x16, #__HYPERVISOR_##hypercall; \
63 ENDPROC(HYPERVISOR_##hypercall)
DMakefile3 obj-y := xen-arm.o hypercall.o
/Linux-v5.4/Documentation/virt/kvm/arm/
Dhyp-abi.txt44 hypercall is not expected to return to its caller.
49 The return value of a stub hypercall is held by r0/x0, and is 0 on
50 success, and HVC_STUB_ERR on error. A stub hypercall is allowed to
53 the hypercall.
/Linux-v5.4/drivers/xen/
Dprivcmd.c73 struct privcmd_hypercall hypercall; in privcmd_ioctl_hypercall() local
80 if (copy_from_user(&hypercall, udata, sizeof(hypercall))) in privcmd_ioctl_hypercall()
84 ret = privcmd_call(hypercall.op, in privcmd_ioctl_hypercall()
85 hypercall.arg[0], hypercall.arg[1], in privcmd_ioctl_hypercall()
86 hypercall.arg[2], hypercall.arg[3], in privcmd_ioctl_hypercall()
87 hypercall.arg[4]); in privcmd_ioctl_hypercall()
/Linux-v5.4/Documentation/powerpc/
Dultravisor.rst173 registers not needed for the hypercall then reflects the call to
174 the hypervisor for processing. The H_RANDOM hypercall is performed
323 ``H_SVM_PAGE_OUT`` hypercall to the Hypervisor. The Hypervisor will
510 processing an hypercall or interrupt that was forwarded (aka
529 When an SVM makes an hypercall or incurs some other exception, the
537 * If returning from an hypercall, register R0 contains the return
539 contain any output values of the hypercall.
548 the SVM such as processing hypercall and other exceptions. After
864 additional parameters to the hypercall, if any. On output, register
866 other output values from the hypercall.
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/Linux-v5.4/Documentation/devicetree/bindings/arm/
Dxen.txt12 HYPERVISOR_memory_op hypercall. The memory region is large enough to map
60 http://xenbits.xen.org/docs/unstable/hypercall/x86_64/include,public,platform.h.html.
/Linux-v5.4/arch/arm/kvm/
Dinit.S54 @ Check for a stub hypercall
/Linux-v5.4/arch/powerpc/kernel/
Dexceptions-64e.S552 EXCEPTION_STUB(0x300, hypercall)
926 START_EXCEPTION(hypercall);
/Linux-v5.4/tools/include/uapi/linux/
Dkvm.h313 } hypercall; member
/Linux-v5.4/include/uapi/linux/
Dkvm.h313 } hypercall; member
/Linux-v5.4/Documentation/sparc/oradax/
Doracle-dax.rst399 The dax submit hypercall is made directly. The flags used in the
Ddax-hv-api.txt380 during that hypercall invocation.
1313 … be possible to stop the execution using the ccb_kill hypercall.
1321 … guest software should invoke the ccb_kill hypercall prior to assuming the request CCB will never
/Linux-v5.4/arch/x86/kvm/
Dsvm.c5854 svm_patch_hypercall(struct kvm_vcpu *vcpu, unsigned char *hypercall) in svm_patch_hypercall() argument
5859 hypercall[0] = 0x0f; in svm_patch_hypercall()
5860 hypercall[1] = 0x01; in svm_patch_hypercall()
5861 hypercall[2] = 0xd9; in svm_patch_hypercall()
/Linux-v5.4/arch/x86/kvm/vmx/
Dvmx.c4745 vmx_patch_hypercall(struct kvm_vcpu *vcpu, unsigned char *hypercall) in vmx_patch_hypercall() argument
4750 hypercall[0] = 0x0f; in vmx_patch_hypercall()
4751 hypercall[1] = 0x01; in vmx_patch_hypercall()
4752 hypercall[2] = 0xc1; in vmx_patch_hypercall()
/Linux-v5.4/include/
DKbuild1108 header-test- += xen/arm/hypercall.h