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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v7 07/10] xen: Define EFI related stuff
Define constants and structures which are needed to properly
execute EFI related hypercall in Xen dom0.
This patch is based on Jan Beulich and Tang Liang work.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Signed-off-by: Tang Liang <liang.tang@xxxxxxxxxx>
Signed-off-by: Daniel Kiper <daniel.kiper@xxxxxxxxxx>
Reviewed-by: David Vrabel <david.vrabel@xxxxxxxxxx>
---
v6 - suggestions/fixes:
- fix indentation
(suggested by David Vrabel).
v5 - suggestions/fixes:
- improve commit message
(suggested by David Vrabel).
v4 - suggestions/fixes:
- change some types from generic to Xen specific ones
(suggested by Stefano Stabellini),
- do some formating changes
(suggested by Jan Beulich).
---
include/xen/interface/platform.h | 123 ++++++++++++++++++++++++++++++++++++++
1 file changed, 123 insertions(+)
diff --git a/include/xen/interface/platform.h b/include/xen/interface/platform.h
index f1331e3..5cc49ea 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;
--
1.7.10.4
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