[Qemu-devel] [PATCH v2 1/4] kvm: update linux-headers

[Scott Wood]

Needed for PPC MMU API support.

Signed-off-by: Scott Wood <address@hidden>
---
v2: new to v2

 linux-headers/asm-powerpc/kvm.h  |   54 ++++++++++++++++++++++++++++++++++++-
 linux-headers/asm-x86/kvm_para.h |   14 ++++++++++
 linux-headers/linux/kvm.h        |   41 +++++++++++++++++++++++-----
 linux-headers/linux/kvm_para.h   |    1 +
 4 files changed, 100 insertions(+), 10 deletions(-)

diff --git a/linux-headers/asm-powerpc/kvm.h b/linux-headers/asm-powerpc/kvm.h
index 777d307..874f23d 100644
--- a/linux-headers/asm-powerpc/kvm.h
+++ b/linux-headers/asm-powerpc/kvm.h
@@ -22,6 +22,10 @@
 
 #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;
@@ -166,8 +170,8 @@ struct kvm_sregs {
                        } ppc64;
                        struct {
                                __u32 sr[16];
-                               __u64 ibat[8];
-                               __u64 dbat[8];
+                               __u64 ibat[8]; 
+                               __u64 dbat[8]; 
                        } ppc32;
                } s;
                struct {
@@ -272,4 +276,50 @@ struct kvm_guest_debug_arch {
 #define KVM_INTERRUPT_UNSET    -2U
 #define KVM_INTERRUPT_SET_LEVEL        -3U
 
+/* 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];
+};
+
 #endif /* __LINUX_KVM_POWERPC_H */
diff --git a/linux-headers/asm-x86/kvm_para.h b/linux-headers/asm-x86/kvm_para.h
index 834d71e..f2ac46a 100644
--- a/linux-headers/asm-x86/kvm_para.h
+++ b/linux-headers/asm-x86/kvm_para.h
@@ -21,6 +21,7 @@
  */
 #define KVM_FEATURE_CLOCKSOURCE2        3
 #define KVM_FEATURE_ASYNC_PF           4
+#define KVM_FEATURE_STEAL_TIME         5
 
 /* The last 8 bits are used to indicate how to interpret the flags field
  * in pvclock structure. If no bits are set, all flags are ignored.
@@ -30,10 +31,23 @@
 #define MSR_KVM_WALL_CLOCK  0x11
 #define MSR_KVM_SYSTEM_TIME 0x12
 
+#define KVM_MSR_ENABLED 1
 /* Custom MSRs falls in the range 0x4b564d00-0x4b564dff */
 #define MSR_KVM_WALL_CLOCK_NEW  0x4b564d00
 #define MSR_KVM_SYSTEM_TIME_NEW 0x4b564d01
 #define MSR_KVM_ASYNC_PF_EN 0x4b564d02
+#define MSR_KVM_STEAL_TIME  0x4b564d03
+
+struct kvm_steal_time {
+       __u64 steal;
+       __u32 version;
+       __u32 flags;
+       __u32 pad[12];
+};
+
+#define KVM_STEAL_ALIGNMENT_BITS 5
+#define KVM_STEAL_VALID_BITS ((-1ULL << (KVM_STEAL_ALIGNMENT_BITS + 1)))
+#define KVM_STEAL_RESERVED_MASK (((1 << KVM_STEAL_ALIGNMENT_BITS) - 1 ) << 1)
 
 #define KVM_MAX_MMU_OP_BATCH           32
 
diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index fc63b73..7d8a7f6 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -161,6 +161,7 @@ struct kvm_pit_config {
 #define KVM_EXIT_NMI              16
 #define KVM_EXIT_INTERNAL_ERROR   17
 #define KVM_EXIT_OSI              18
+#define KVM_EXIT_PAPR_HCALL      19
 
 /* For KVM_EXIT_INTERNAL_ERROR */
 #define KVM_INTERNAL_ERROR_EMULATION 1
@@ -264,6 +265,11 @@ struct kvm_run {
                struct {
                        __u64 gprs[32];
                } osi;
+               struct {
+                       __u64 nr;
+                       __u64 ret;
+                       __u64 args[9];
+               } papr_hcall;
                /* Fix the size of the union. */
                char padding[256];
        };
@@ -457,7 +463,7 @@ struct kvm_ppc_pvinfo {
 #define KVM_CAP_VAPIC 6
 #define KVM_CAP_EXT_CPUID 7
 #define KVM_CAP_CLOCKSOURCE 8
-#define KVM_CAP_NR_VCPUS 9       /* returns max vcpus per vm */
+#define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 #define KVM_CAP_PIT 11
 #define KVM_CAP_NOP_IO_DELAY 12
@@ -544,6 +550,11 @@ struct kvm_ppc_pvinfo {
 #define KVM_CAP_TSC_CONTROL 60
 #define KVM_CAP_GET_TSC_KHZ 61
 #define KVM_CAP_PPC_BOOKE_SREGS 62
+#define KVM_CAP_SPAPR_TCE 63
+#define KVM_CAP_PPC_SMT 64
+#define KVM_CAP_PPC_RMA        65
+#define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
+#define KVM_CAP_SW_TLB 67
 
 #ifdef KVM_CAP_IRQ_ROUTING
 
@@ -623,6 +634,21 @@ struct kvm_clock_data {
        __u32 pad[9];
 };
 
+#define KVM_MMU_FSL_BOOKE_NOHV         0
+#define KVM_MMU_FSL_BOOKE_HV           1
+
+struct kvm_config_tlb {
+       __u64 params;
+       __u64 array;
+       __u32 mmu_type;
+       __u32 array_len;
+};
+
+struct kvm_dirty_tlb {
+       __u64 bitmap;
+       __u32 num_dirty;
+};
+
 /*
  * ioctls for VM fds
  */
@@ -746,6 +772,11 @@ struct kvm_clock_data {
 /* Available with KVM_CAP_XCRS */
 #define KVM_GET_XCRS             _IOR(KVMIO,  0xa6, struct kvm_xcrs)
 #define KVM_SET_XCRS             _IOW(KVMIO,  0xa7, struct kvm_xcrs)
+#define KVM_CREATE_SPAPR_TCE     _IOW(KVMIO,  0xa8, struct 
kvm_create_spapr_tce)
+/* Available with KVM_CAP_RMA */
+#define KVM_ALLOCATE_RMA         _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
+/* Available with KVM_CAP_SW_TLB */
+#define KVM_DIRTY_TLB            _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
 
 #define KVM_DEV_ASSIGN_ENABLE_IOMMU    (1 << 0)
 
@@ -773,20 +804,14 @@ struct kvm_assigned_pci_dev {
 
 struct kvm_assigned_irq {
        __u32 assigned_dev_id;
-       __u32 host_irq;
+       __u32 host_irq; /* ignored (legacy field) */
        __u32 guest_irq;
        __u32 flags;
        union {
-               struct {
-                       __u32 addr_lo;
-                       __u32 addr_hi;
-                       __u32 data;
-               } guest_msi;
                __u32 reserved[12];
        };
 };
 
-
 struct kvm_assigned_msix_nr {
        __u32 assigned_dev_id;
        __u16 entry_nr;
diff --git a/linux-headers/linux/kvm_para.h b/linux-headers/linux/kvm_para.h
index 7bdcf93..b315e27 100644
--- a/linux-headers/linux/kvm_para.h
+++ b/linux-headers/linux/kvm_para.h
@@ -26,3 +26,4 @@
 #include <asm/kvm_para.h>
 
 #endif /* __LINUX_KVM_PARA_H */
+
-- 
1.7.6