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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v3 04/10] xen: synchronize xen header
Get actual version of include/xen/xen.h from the Xen repository in
order to be able to use constants defined there.
Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
include/xen/arch-x86/xen-x86_32.h | 22 +++----
include/xen/arch-x86/xen-x86_64.h | 8 +--
include/xen/xen.h | 125 +++++++++++++++++++++++++++-----------
3 files changed, 105 insertions(+), 50 deletions(-)
diff --git a/include/xen/arch-x86/xen-x86_32.h
b/include/xen/arch-x86/xen-x86_32.h
index 1504191..7eca6cd 100644
--- a/include/xen/arch-x86/xen-x86_32.h
+++ b/include/xen/arch-x86/xen-x86_32.h
@@ -58,34 +58,31 @@
#define __HYPERVISOR_VIRT_START_PAE 0xF5800000
#define __MACH2PHYS_VIRT_START_PAE 0xF5800000
#define __MACH2PHYS_VIRT_END_PAE 0xF6800000
-#define HYPERVISOR_VIRT_START_PAE \
- mk_unsigned_long(__HYPERVISOR_VIRT_START_PAE)
-#define MACH2PHYS_VIRT_START_PAE \
- mk_unsigned_long(__MACH2PHYS_VIRT_START_PAE)
-#define MACH2PHYS_VIRT_END_PAE \
- mk_unsigned_long(__MACH2PHYS_VIRT_END_PAE)
+#define HYPERVISOR_VIRT_START_PAE
xen_mk_ulong(__HYPERVISOR_VIRT_START_PAE)
+#define MACH2PHYS_VIRT_START_PAE xen_mk_ulong(__MACH2PHYS_VIRT_START_PAE)
+#define MACH2PHYS_VIRT_END_PAE xen_mk_ulong(__MACH2PHYS_VIRT_END_PAE)
/* Non-PAE bounds are obsolete. */
#define __HYPERVISOR_VIRT_START_NONPAE 0xFC000000
#define __MACH2PHYS_VIRT_START_NONPAE 0xFC000000
#define __MACH2PHYS_VIRT_END_NONPAE 0xFC400000
#define HYPERVISOR_VIRT_START_NONPAE \
- mk_unsigned_long(__HYPERVISOR_VIRT_START_NONPAE)
+ xen_mk_ulong(__HYPERVISOR_VIRT_START_NONPAE)
#define MACH2PHYS_VIRT_START_NONPAE \
- mk_unsigned_long(__MACH2PHYS_VIRT_START_NONPAE)
+ xen_mk_ulong(__MACH2PHYS_VIRT_START_NONPAE)
#define MACH2PHYS_VIRT_END_NONPAE \
- mk_unsigned_long(__MACH2PHYS_VIRT_END_NONPAE)
+ xen_mk_ulong(__MACH2PHYS_VIRT_END_NONPAE)
#define __HYPERVISOR_VIRT_START __HYPERVISOR_VIRT_START_PAE
#define __MACH2PHYS_VIRT_START __MACH2PHYS_VIRT_START_PAE
#define __MACH2PHYS_VIRT_END __MACH2PHYS_VIRT_END_PAE
#ifndef HYPERVISOR_VIRT_START
-#define HYPERVISOR_VIRT_START mk_unsigned_long(__HYPERVISOR_VIRT_START)
+#define HYPERVISOR_VIRT_START xen_mk_ulong(__HYPERVISOR_VIRT_START)
#endif
-#define MACH2PHYS_VIRT_START mk_unsigned_long(__MACH2PHYS_VIRT_START)
-#define MACH2PHYS_VIRT_END mk_unsigned_long(__MACH2PHYS_VIRT_END)
+#define MACH2PHYS_VIRT_START xen_mk_ulong(__MACH2PHYS_VIRT_START)
+#define MACH2PHYS_VIRT_END xen_mk_ulong(__MACH2PHYS_VIRT_END)
#define MACH2PHYS_NR_ENTRIES ((MACH2PHYS_VIRT_END-MACH2PHYS_VIRT_START)>>2)
#ifndef machine_to_phys_mapping
#define machine_to_phys_mapping ((unsigned long *)MACH2PHYS_VIRT_START)
@@ -104,6 +101,7 @@
do { if ( sizeof(hnd) == 8 ) *(uint64_t *)&(hnd) = 0; \
(hnd).p = val; \
} while ( 0 )
+#define int64_aligned_t int64_t __attribute__((aligned(8)))
#define uint64_aligned_t uint64_t __attribute__((aligned(8)))
#define __XEN_GUEST_HANDLE_64(name) __guest_handle_64_ ## name
#define XEN_GUEST_HANDLE_64(name) __XEN_GUEST_HANDLE_64(name)
diff --git a/include/xen/arch-x86/xen-x86_64.h
b/include/xen/arch-x86/xen-x86_64.h
index 1c4e159..5e18613 100644
--- a/include/xen/arch-x86/xen-x86_64.h
+++ b/include/xen/arch-x86/xen-x86_64.h
@@ -76,12 +76,12 @@
#define __MACH2PHYS_VIRT_END 0xFFFF804000000000
#ifndef HYPERVISOR_VIRT_START
-#define HYPERVISOR_VIRT_START mk_unsigned_long(__HYPERVISOR_VIRT_START)
-#define HYPERVISOR_VIRT_END mk_unsigned_long(__HYPERVISOR_VIRT_END)
+#define HYPERVISOR_VIRT_START xen_mk_ulong(__HYPERVISOR_VIRT_START)
+#define HYPERVISOR_VIRT_END xen_mk_ulong(__HYPERVISOR_VIRT_END)
#endif
-#define MACH2PHYS_VIRT_START mk_unsigned_long(__MACH2PHYS_VIRT_START)
-#define MACH2PHYS_VIRT_END mk_unsigned_long(__MACH2PHYS_VIRT_END)
+#define MACH2PHYS_VIRT_START xen_mk_ulong(__MACH2PHYS_VIRT_START)
+#define MACH2PHYS_VIRT_END xen_mk_ulong(__MACH2PHYS_VIRT_END)
#define MACH2PHYS_NR_ENTRIES ((MACH2PHYS_VIRT_END-MACH2PHYS_VIRT_START)>>3)
#ifndef machine_to_phys_mapping
#define machine_to_phys_mapping ((unsigned long *)HYPERVISOR_VIRT_START)
diff --git a/include/xen/xen.h b/include/xen/xen.h
index a6a2092..6c9e42b 100644
--- a/include/xen/xen.h
+++ b/include/xen/xen.h
@@ -52,6 +52,19 @@ DEFINE_XEN_GUEST_HANDLE(void);
DEFINE_XEN_GUEST_HANDLE(uint64_t);
DEFINE_XEN_GUEST_HANDLE(xen_pfn_t);
DEFINE_XEN_GUEST_HANDLE(xen_ulong_t);
+
+/* Turn a plain number into a C unsigned (long) constant. */
+#define __xen_mk_uint(x) x ## U
+#define __xen_mk_ulong(x) x ## UL
+#define xen_mk_uint(x) __xen_mk_uint(x)
+#define xen_mk_ulong(x) __xen_mk_ulong(x)
+
+#else
+
+/* In assembly code we cannot use C numeric constant suffixes. */
+#define xen_mk_uint(x) x
+#define xen_mk_ulong(x) x
+
#endif
/*
@@ -101,6 +114,7 @@ DEFINE_XEN_GUEST_HANDLE(xen_ulong_t);
#define __HYPERVISOR_kexec_op 37
#define __HYPERVISOR_tmem_op 38
#define __HYPERVISOR_xc_reserved_op 39 /* reserved for XenClient */
+#define __HYPERVISOR_xenpmu_op 40
/* Architecture-specific hypercall definitions. */
#define __HYPERVISOR_arch_0 48
@@ -160,6 +174,7 @@ DEFINE_XEN_GUEST_HANDLE(xen_ulong_t);
#define VIRQ_MEM_EVENT 10 /* G. (DOM0) A memory event has occured */
#define VIRQ_XC_RESERVED 11 /* G. Reserved for XenClient */
#define VIRQ_ENOMEM 12 /* G. (DOM0) Low on heap memory */
+#define VIRQ_XENPMU 13 /* V. PMC interrupt */
/* Architecture-specific VIRQ definitions. */
#define VIRQ_ARCH_0 16
@@ -449,13 +464,13 @@ DEFINE_XEN_GUEST_HANDLE(mmuext_op_t);
/* When specifying UVMF_MULTI, also OR in a pointer to a CPU bitmap. */
/* UVMF_LOCAL is merely UVMF_MULTI with a NULL bitmap pointer. */
/* ` enum uvm_flags { */
-#define UVMF_NONE (0UL<<0) /* No flushing at all. */
-#define UVMF_TLB_FLUSH (1UL<<0) /* Flush entire TLB(s). */
-#define UVMF_INVLPG (2UL<<0) /* Flush only one entry. */
-#define UVMF_FLUSHTYPE_MASK (3UL<<0)
-#define UVMF_MULTI (0UL<<2) /* Flush subset of TLBs. */
-#define UVMF_LOCAL (0UL<<2) /* Flush local TLB. */
-#define UVMF_ALL (1UL<<2) /* Flush all TLBs. */
+#define UVMF_NONE (xen_mk_ulong(0)<<0) /* No flushing at all. */
+#define UVMF_TLB_FLUSH (xen_mk_ulong(1)<<0) /* Flush entire TLB(s). */
+#define UVMF_INVLPG (xen_mk_ulong(2)<<0) /* Flush only one entry. */
+#define UVMF_FLUSHTYPE_MASK (xen_mk_ulong(3)<<0)
+#define UVMF_MULTI (xen_mk_ulong(0)<<2) /* Flush subset of TLBs. */
+#define UVMF_LOCAL (xen_mk_ulong(0)<<2) /* Flush local TLB. */
+#define UVMF_ALL (xen_mk_ulong(1)<<2) /* Flush all TLBs. */
/* ` } */
/*
@@ -486,17 +501,27 @@ DEFINE_XEN_GUEST_HANDLE(mmuext_op_t);
/* x86/PAE guests: support PDPTs above 4GB. */
#define VMASST_TYPE_pae_extended_cr3 3
+/*
+ * x86/64 guests: strictly hide M2P from user mode.
+ * This allows the guest to control respective hypervisor behavior:
+ * - when not set, L4 tables get created with the respective slot blank,
+ * and whenever the L4 table gets used as a kernel one the missing
+ * mapping gets inserted,
+ * - when set, L4 tables get created with the respective slot initialized
+ * as before, and whenever the L4 table gets used as a user one the
+ * mapping gets zapped.
+ */
+#define VMASST_TYPE_m2p_strict 32
+
+#if __XEN_INTERFACE_VERSION__ < 0x00040600
#define MAX_VMASST_TYPE 3
-
-#ifndef __ASSEMBLY__
-
-typedef uint16_t domid_t;
+#endif
/* Domain ids >= DOMID_FIRST_RESERVED cannot be used for ordinary domains. */
-#define DOMID_FIRST_RESERVED (0x7FF0U)
+#define DOMID_FIRST_RESERVED xen_mk_uint(0x7FF0)
/* DOMID_SELF is used in certain contexts to refer to oneself. */
-#define DOMID_SELF (0x7FF0U)
+#define DOMID_SELF xen_mk_uint(0x7FF0)
/*
* DOMID_IO is used to restrict page-table updates to mapping I/O memory.
@@ -507,7 +532,7 @@ typedef uint16_t domid_t;
* This only makes sense in MMUEXT_SET_FOREIGNDOM, but in that context can
* be specified by any calling domain.
*/
-#define DOMID_IO (0x7FF1U)
+#define DOMID_IO xen_mk_uint(0x7FF1)
/*
* DOMID_XEN is used to allow privileged domains to map restricted parts of
@@ -515,17 +540,21 @@ typedef uint16_t domid_t;
* This only makes sense in MMUEXT_SET_FOREIGNDOM, and is only permitted if
* the caller is privileged.
*/
-#define DOMID_XEN (0x7FF2U)
+#define DOMID_XEN xen_mk_uint(0x7FF2)
/*
* DOMID_COW is used as the owner of sharable pages */
-#define DOMID_COW (0x7FF3U)
+#define DOMID_COW xen_mk_uint(0x7FF3)
/* DOMID_INVALID is used to identify pages with unknown owner. */
-#define DOMID_INVALID (0x7FF4U)
+#define DOMID_INVALID xen_mk_uint(0x7FF4)
/* Idle domain. */
-#define DOMID_IDLE (0x7FFFU)
+#define DOMID_IDLE xen_mk_uint(0x7FFF)
+
+#ifndef __ASSEMBLY__
+
+typedef uint16_t domid_t;
/*
* Send an array of these to HYPERVISOR_mmu_update().
@@ -682,6 +711,12 @@ struct shared_info {
uint32_t wc_version; /* Version counter: see vcpu_time_info_t. */
uint32_t wc_sec; /* Secs 00:00:00 UTC, Jan 1, 1970. */
uint32_t wc_nsec; /* Nsecs 00:00:00 UTC, Jan 1, 1970. */
+#if !defined(__i386__)
+ uint32_t wc_sec_hi;
+# define xen_wc_sec_hi wc_sec_hi
+#elif !defined(__XEN__) && !defined(__XEN_TOOLS__)
+# define xen_wc_sec_hi arch.wc_sec_hi
+#endif
struct arch_shared_info arch;
@@ -698,24 +733,27 @@ typedef struct shared_info shared_info_t;
* 3. This the order of bootstrap elements in the initial virtual region:
* a. relocated kernel image
* b. initial ram disk [mod_start, mod_len]
+ * (may be omitted)
* c. list of allocated page frames [mfn_list, nr_pages]
* (unless relocated due to XEN_ELFNOTE_INIT_P2M)
* d. start_info_t structure [register ESI (x86)]
- * e. bootstrap page tables [pt_base and CR3 (x86)]
- * f. bootstrap stack [register ESP (x86)]
+ * in case of dom0 this page contains the console info, too
+ * e. unless dom0: xenstore ring page
+ * f. unless dom0: console ring page
+ * g. bootstrap page tables [pt_base and CR3 (x86)]
+ * h. bootstrap stack [register ESP (x86)]
* 4. Bootstrap elements are packed together, but each is 4kB-aligned.
- * 5. The initial ram disk may be omitted.
- * 6. The list of page frames forms a contiguous 'pseudo-physical' memory
+ * 5. The list of page frames forms a contiguous 'pseudo-physical' memory
* layout for the domain. In particular, the bootstrap virtual-memory
* region is a 1:1 mapping to the first section of the pseudo-physical map.
- * 7. All bootstrap elements are mapped read-writable for the guest OS. The
+ * 6. All bootstrap elements are mapped read-writable for the guest OS. The
* only exception is the bootstrap page table, which is mapped read-only.
- * 8. There is guaranteed to be at least 512kB padding after the final
+ * 7. There is guaranteed to be at least 512kB padding after the final
* bootstrap element. If necessary, the bootstrap virtual region is
* extended by an extra 4MB to ensure this.
*
* Note: Prior to 25833:bb85bbccb1c9. ("x86/32-on-64 adjust Dom0 initial page
- * table layout") a bug caused the pt_base (3.e above) and cr3 to not point
+ * table layout") a bug caused the pt_base (3.g above) and cr3 to not point
* to the start of the guest page tables (it was offset by two pages).
* This only manifested itself on 32-on-64 dom0 kernels and not 32-on-64 domU
* or 64-bit kernels of any colour. The page tables for a 32-on-64 dom0 got
@@ -759,6 +797,29 @@ struct start_info {
};
typedef struct start_info start_info_t;
+/*
+ * Start of day structure passed to PVH guests in %ebx.
+ *
+ * NOTE: nothing will be loaded at physical address 0, so
+ * a 0 value in any of the address fields should be treated
+ * as not present.
+ */
+struct hvm_start_info {
+#define HVM_START_MAGIC_VALUE 0x336ec578
+ uint32_t magic; /* Contains the magic value 0x336ec578 */
+ /* ("xEn3" with the 0x80 bit of the "E" set).*/
+ uint32_t flags; /* SIF_xxx flags. */
+ uint32_t cmdline_paddr; /* Physical address of the command line. */
+ uint32_t nr_modules; /* Number of modules passed to the kernel. */
+ uint32_t modlist_paddr; /* Physical address of an array of */
+ /* hvm_modlist_entry. */
+};
+
+struct hvm_modlist_entry {
+ uint32_t paddr; /* Physical address of the module. */
+ uint32_t size; /* Size of the module in bytes. */
+};
+
/* New console union for dom0 introduced in 0x00030203. */
#if __XEN_INTERFACE_VERSION__ < 0x00030203
#define console_mfn console.domU.mfn
@@ -771,6 +832,8 @@ typedef struct start_info start_info_t;
#define SIF_INITDOMAIN (1<<1) /* Is this the initial control domain? */
#define SIF_MULTIBOOT_MOD (1<<2) /* Is mod_start a multiboot module? */
#define SIF_MOD_START_PFN (1<<3) /* Is mod_start a PFN? */
+#define SIF_VIRT_P2M_4TOOLS (1<<4) /* Do Xen tools understand a virt. mapped */
+ /* P->M making the 3 level tree obsolete? */
#define SIF_PM_MASK (0xFF<<8) /* reserve 1 byte for xen-pm options */
/*
@@ -851,25 +914,19 @@ typedef struct dom0_vga_console_info {
typedef uint8_t xen_domain_handle_t[16];
-/* Turn a plain number into a C unsigned long constant. */
-#define __mk_unsigned_long(x) x ## UL
-#define mk_unsigned_long(x) __mk_unsigned_long(x)
-
__DEFINE_XEN_GUEST_HANDLE(uint8, uint8_t);
__DEFINE_XEN_GUEST_HANDLE(uint16, uint16_t);
__DEFINE_XEN_GUEST_HANDLE(uint32, uint32_t);
__DEFINE_XEN_GUEST_HANDLE(uint64, uint64_t);
-#else /* __ASSEMBLY__ */
-
-/* In assembly code we cannot use C numeric constant suffixes. */
-#define mk_unsigned_long(x) x
-
#endif /* !__ASSEMBLY__ */
/* Default definitions for macros used by domctl/sysctl. */
#if defined(__XEN__) || defined(__XEN_TOOLS__)
+#ifndef int64_aligned_t
+#define int64_aligned_t int64_t
+#endif
#ifndef uint64_aligned_t
#define uint64_aligned_t uint64_t
#endif
--
2.6.2
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