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-rw-r--r--include/xen/grant_table.h29
-rw-r--r--include/xen/interface/platform.h123
-rw-r--r--include/xen/xen-ops.h11
3 files changed, 135 insertions, 28 deletions
diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h
index a5af2a26d94f..3387465b9caa 100644
--- a/include/xen/grant_table.h
+++ b/include/xen/grant_table.h
@@ -64,24 +64,6 @@ int gnttab_resume(void);
int gnttab_grant_foreign_access(domid_t domid, unsigned long frame,
int readonly);
-int gnttab_grant_foreign_access_subpage(domid_t domid, unsigned long frame,
- int flags, unsigned page_off,
- unsigned length);
-int gnttab_grant_foreign_access_trans(domid_t domid, int flags,
- domid_t trans_domid,
- grant_ref_t trans_gref);
-
-/*
- * Are sub-page grants available on this version of Xen? Returns true if they
- * are, and false if they're not.
- */
-bool gnttab_subpage_grants_available(void);
-
-/*
- * Are transitive grants available on this version of Xen? Returns true if they
- * are, and false if they're not.
- */
-bool gnttab_trans_grants_available(void);
/*
* End access through the given grant reference, iff the grant entry is no
@@ -128,13 +110,6 @@ void gnttab_cancel_free_callback(struct gnttab_free_callback *callback);
void gnttab_grant_foreign_access_ref(grant_ref_t ref, domid_t domid,
unsigned long frame, int readonly);
-int gnttab_grant_foreign_access_subpage_ref(grant_ref_t ref, domid_t domid,
- unsigned long frame, int flags,
- unsigned page_off,
- unsigned length);
-int gnttab_grant_foreign_access_trans_ref(grant_ref_t ref, domid_t domid,
- int flags, domid_t trans_domid,
- grant_ref_t trans_gref);
void gnttab_grant_foreign_transfer_ref(grant_ref_t, domid_t domid,
unsigned long pfn);
@@ -170,12 +145,10 @@ gnttab_set_unmap_op(struct gnttab_unmap_grant_ref *unmap, phys_addr_t addr,
unmap->dev_bus_addr = 0;
}
+int arch_gnttab_init(unsigned long nr_shared);
int arch_gnttab_map_shared(xen_pfn_t *frames, unsigned long nr_gframes,
unsigned long max_nr_gframes,
void **__shared);
-int arch_gnttab_map_status(uint64_t *frames, unsigned long nr_gframes,
- unsigned long max_nr_gframes,
- grant_status_t **__shared);
void arch_gnttab_unmap(void *shared, unsigned long nr_gframes);
struct grant_frames {
diff --git a/include/xen/interface/platform.h b/include/xen/interface/platform.h
index f1331e3e7271..5cc49ea8d840 100644
--- a/include/xen/interface/platform.h
+++ b/include/xen/interface/platform.h
@@ -108,11 +108,113 @@ struct xenpf_platform_quirk {
};
DEFINE_GUEST_HANDLE_STRUCT(xenpf_platform_quirk_t);
+#define XENPF_efi_runtime_call 49
+#define XEN_EFI_get_time 1
+#define XEN_EFI_set_time 2
+#define XEN_EFI_get_wakeup_time 3
+#define XEN_EFI_set_wakeup_time 4
+#define XEN_EFI_get_next_high_monotonic_count 5
+#define XEN_EFI_get_variable 6
+#define XEN_EFI_set_variable 7
+#define XEN_EFI_get_next_variable_name 8
+#define XEN_EFI_query_variable_info 9
+#define XEN_EFI_query_capsule_capabilities 10
+#define XEN_EFI_update_capsule 11
+
+struct xenpf_efi_runtime_call {
+ uint32_t function;
+ /*
+ * This field is generally used for per sub-function flags (defined
+ * below), except for the XEN_EFI_get_next_high_monotonic_count case,
+ * where it holds the single returned value.
+ */
+ uint32_t misc;
+ xen_ulong_t status;
+ union {
+#define XEN_EFI_GET_TIME_SET_CLEARS_NS 0x00000001
+ struct {
+ struct xenpf_efi_time {
+ uint16_t year;
+ uint8_t month;
+ uint8_t day;
+ uint8_t hour;
+ uint8_t min;
+ uint8_t sec;
+ uint32_t ns;
+ int16_t tz;
+ uint8_t daylight;
+ } time;
+ uint32_t resolution;
+ uint32_t accuracy;
+ } get_time;
+
+ struct xenpf_efi_time set_time;
+
+#define XEN_EFI_GET_WAKEUP_TIME_ENABLED 0x00000001
+#define XEN_EFI_GET_WAKEUP_TIME_PENDING 0x00000002
+ struct xenpf_efi_time get_wakeup_time;
+
+#define XEN_EFI_SET_WAKEUP_TIME_ENABLE 0x00000001
+#define XEN_EFI_SET_WAKEUP_TIME_ENABLE_ONLY 0x00000002
+ struct xenpf_efi_time set_wakeup_time;
+
+#define XEN_EFI_VARIABLE_NON_VOLATILE 0x00000001
+#define XEN_EFI_VARIABLE_BOOTSERVICE_ACCESS 0x00000002
+#define XEN_EFI_VARIABLE_RUNTIME_ACCESS 0x00000004
+ struct {
+ GUEST_HANDLE(void) name; /* UCS-2/UTF-16 string */
+ xen_ulong_t size;
+ GUEST_HANDLE(void) data;
+ struct xenpf_efi_guid {
+ uint32_t data1;
+ uint16_t data2;
+ uint16_t data3;
+ uint8_t data4[8];
+ } vendor_guid;
+ } get_variable, set_variable;
+
+ struct {
+ xen_ulong_t size;
+ GUEST_HANDLE(void) name; /* UCS-2/UTF-16 string */
+ struct xenpf_efi_guid vendor_guid;
+ } get_next_variable_name;
+
+ struct {
+ uint32_t attr;
+ uint64_t max_store_size;
+ uint64_t remain_store_size;
+ uint64_t max_size;
+ } query_variable_info;
+
+ struct {
+ GUEST_HANDLE(void) capsule_header_array;
+ xen_ulong_t capsule_count;
+ uint64_t max_capsule_size;
+ uint32_t reset_type;
+ } query_capsule_capabilities;
+
+ struct {
+ GUEST_HANDLE(void) capsule_header_array;
+ xen_ulong_t capsule_count;
+ uint64_t sg_list; /* machine address */
+ } update_capsule;
+ } u;
+};
+DEFINE_GUEST_HANDLE_STRUCT(xenpf_efi_runtime_call);
+
+#define XEN_FW_EFI_VERSION 0
+#define XEN_FW_EFI_CONFIG_TABLE 1
+#define XEN_FW_EFI_VENDOR 2
+#define XEN_FW_EFI_MEM_INFO 3
+#define XEN_FW_EFI_RT_VERSION 4
+
#define XENPF_firmware_info 50
#define XEN_FW_DISK_INFO 1 /* from int 13 AH=08/41/48 */
#define XEN_FW_DISK_MBR_SIGNATURE 2 /* from MBR offset 0x1b8 */
#define XEN_FW_VBEDDC_INFO 3 /* from int 10 AX=4f15 */
+#define XEN_FW_EFI_INFO 4 /* from EFI */
#define XEN_FW_KBD_SHIFT_FLAGS 5 /* Int16, Fn02: Get keyboard shift flags. */
+
struct xenpf_firmware_info {
/* IN variables. */
uint32_t type;
@@ -144,6 +246,26 @@ struct xenpf_firmware_info {
GUEST_HANDLE(uchar) edid;
} vbeddc_info; /* XEN_FW_VBEDDC_INFO */
+ union xenpf_efi_info {
+ uint32_t version;
+ struct {
+ uint64_t addr; /* EFI_CONFIGURATION_TABLE */
+ uint32_t nent;
+ } cfg;
+ struct {
+ uint32_t revision;
+ uint32_t bufsz; /* input, in bytes */
+ GUEST_HANDLE(void) name;
+ /* UCS-2/UTF-16 string */
+ } vendor;
+ struct {
+ uint64_t addr;
+ uint64_t size;
+ uint64_t attr;
+ uint32_t type;
+ } mem;
+ } efi_info; /* XEN_FW_EFI_INFO */
+
uint8_t kbd_shift_flags; /* XEN_FW_KBD_SHIFT_FLAGS */
} u;
};
@@ -362,6 +484,7 @@ struct xen_platform_op {
struct xenpf_read_memtype read_memtype;
struct xenpf_microcode_update microcode;
struct xenpf_platform_quirk platform_quirk;
+ struct xenpf_efi_runtime_call efi_runtime_call;
struct xenpf_firmware_info firmware_info;
struct xenpf_enter_acpi_sleep enter_acpi_sleep;
struct xenpf_change_freq change_freq;
diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h
index 0b3149ed7eaa..7491ee5d8164 100644
--- a/include/xen/xen-ops.h
+++ b/include/xen/xen-ops.h
@@ -3,6 +3,7 @@
#include <linux/percpu.h>
#include <linux/notifier.h>
+#include <linux/efi.h>
#include <asm/xen/interface.h>
DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
@@ -35,4 +36,14 @@ int xen_unmap_domain_mfn_range(struct vm_area_struct *vma,
int numpgs, struct page **pages);
bool xen_running_on_version_or_later(unsigned int major, unsigned int minor);
+
+#ifdef CONFIG_XEN_EFI
+extern efi_system_table_t *xen_efi_probe(void);
+#else
+static inline efi_system_table_t __init *xen_efi_probe(void)
+{
+ return NULL;
+}
+#endif
+
#endif /* INCLUDE_XEN_OPS_H */
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-30 03:56:15 +0300