for all guests.
Default is 1 (enabled) if in 64bit or 32bit-PAE mode
- kvm-intel.bypass_guest_pf=
- [KVM,Intel] Disables bypassing of guest page faults
- on Intel chips. Default is 1 (enabled)
-
kvm-intel.ept= [KVM,Intel] Disable extended page tables
(virtualized MMU) support on capable Intel chips.
Default is 1 (enabled)
no-kvmapf [X86,KVM] Disable paravirtualized asynchronous page
fault handling.
+ no-steal-acc [X86,KVM] Disable paravirtualized steal time accounting.
+ steal time is computed, but won't influence scheduler
+ behaviour
+
nolapic [X86-32,APIC] Do not enable or use the local APIC.
nolapic_timer [X86-32,APIC] Do not use the local APIC timer.
See Documentation/sound/oss/oss-parameters.txt
panic= [KNL] Kernel behaviour on panic: delay <timeout>
- seconds before rebooting
+ timeout > 0: seconds before rebooting
+ timeout = 0: wait forever
+ timeout < 0: reboot immediately
Format: <timeout>
parkbd.port= [HW] Parallel port number the keyboard adapter is
[HW,MOUSE] Controls Logitech smartscroll autorepeat.
0 = disabled, 1 = enabled (default).
+ pstore.backend= Specify the name of the pstore backend to use
+
pt. [PARIDE]
See Documentation/blockdev/paride.txt.
<port#>,<js1>,<js2>,<js3>,<js4>,<js5>,<js6>,<js7>
See also Documentation/input/joystick-parport.txt
+ udbg-immortal [PPC] When debugging early kernel crashes that
+ happen after console_init() and before a proper
+ console driver takes over, this boot options might
+ help "seeing" what's going on.
+
uhash_entries= [KNL,NET]
Set number of hash buckets for UDP/UDP-Lite connections
unknown_nmi_panic
[X86] Cause panic on unknown NMI.
+ usbcore.authorized_default=
+ [USB] Default USB device authorization:
+ (default -1 = authorized except for wireless USB,
+ 0 = not authorized, 1 = authorized)
+
usbcore.autosuspend=
[USB] The autosuspend time delay (in seconds) used
for newly-detected USB devices (default 2). This
#include <linux/rtc.h>
#include <linux/ioport.h>
#include <linux/pfn.h>
+ #include <linux/pstore.h>
#include <asm/page.h>
#include <asm/system.h>
u64 attribute;
} efi_memory_desc_t;
+typedef struct {
+ efi_guid_t guid;
+ u32 headersize;
+ u32 flags;
+ u32 imagesize;
+} efi_capsule_header_t;
+
typedef int (*efi_freemem_callback_t) (u64 start, u64 end, void *arg);
/*
unsigned long set_variable;
unsigned long get_next_high_mono_count;
unsigned long reset_system;
+ unsigned long update_capsule;
+ unsigned long query_capsule_caps;
+ unsigned long query_variable_info;
} efi_runtime_services_t;
typedef efi_status_t efi_get_time_t (efi_time_t *tm, efi_time_cap_t *tc);
typedef efi_status_t efi_get_next_variable_t (unsigned long *name_size, efi_char16_t *name,
efi_guid_t *vendor);
typedef efi_status_t efi_set_variable_t (efi_char16_t *name, efi_guid_t *vendor,
- unsigned long attr, unsigned long data_size,
+ u32 attr, unsigned long data_size,
void *data);
typedef efi_status_t efi_get_next_high_mono_count_t (u32 *count);
typedef void efi_reset_system_t (int reset_type, efi_status_t status,
unsigned long descriptor_size,
u32 descriptor_version,
efi_memory_desc_t *virtual_map);
+typedef efi_status_t efi_query_variable_info_t(u32 attr,
+ u64 *storage_space,
+ u64 *remaining_space,
+ u64 *max_variable_size);
+typedef efi_status_t efi_update_capsule_t(efi_capsule_header_t **capsules,
+ unsigned long count,
+ unsigned long sg_list);
+typedef efi_status_t efi_query_capsule_caps_t(efi_capsule_header_t **capsules,
+ unsigned long count,
+ u64 *max_size,
+ int *reset_type);
/*
* EFI Configuration Table and GUID definitions
#define UV_SYSTEM_TABLE_GUID \
EFI_GUID( 0x3b13a7d4, 0x633e, 0x11dd, 0x93, 0xec, 0xda, 0x25, 0x56, 0xd8, 0x95, 0x93 )
+ #define LINUX_EFI_CRASH_GUID \
+ EFI_GUID( 0xcfc8fc79, 0xbe2e, 0x4ddc, 0x97, 0xf0, 0x9f, 0x98, 0xbf, 0xe2, 0x98, 0xa0 )
+
typedef struct {
efi_guid_t guid;
unsigned long table;
#define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
+#define EFI_2_30_SYSTEM_TABLE_REVISION ((2 << 16) | (30))
+#define EFI_2_20_SYSTEM_TABLE_REVISION ((2 << 16) | (20))
+#define EFI_2_10_SYSTEM_TABLE_REVISION ((2 << 16) | (10))
+#define EFI_2_00_SYSTEM_TABLE_REVISION ((2 << 16) | (00))
+#define EFI_1_10_SYSTEM_TABLE_REVISION ((1 << 16) | (10))
+#define EFI_1_02_SYSTEM_TABLE_REVISION ((1 << 16) | (02))
+
typedef struct {
efi_table_hdr_t hdr;
unsigned long fw_vendor; /* physical addr of CHAR16 vendor string */
*/
extern struct efi {
efi_system_table_t *systab; /* EFI system table */
+ unsigned int runtime_version; /* Runtime services version */
unsigned long mps; /* MPS table */
unsigned long acpi; /* ACPI table (IA64 ext 0.71) */
unsigned long acpi20; /* ACPI table (ACPI 2.0) */
efi_get_variable_t *get_variable;
efi_get_next_variable_t *get_next_variable;
efi_set_variable_t *set_variable;
+ efi_query_variable_info_t *query_variable_info;
+ efi_update_capsule_t *update_capsule;
+ efi_query_capsule_caps_t *query_capsule_caps;
efi_get_next_high_mono_count_t *get_next_high_mono_count;
efi_reset_system_t *reset_system;
efi_set_virtual_address_map_t *set_virtual_address_map;
struct kset *kset;
struct bin_attribute *new_var, *del_var;
const struct efivar_operations *ops;
+ struct efivar_entry *walk_entry;
+ struct pstore_info efi_pstore_info;
};
int register_efivars(struct efivars *efivars,