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efi_loader: EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL

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This patch implements the EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL.

The implementation of notification functions is postponed to a later
patch.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2018-09-11 22:38:08 +02:00 • committed by Alexander Graf
parent ca09f1df0c
commit 110c628058
2 changed files with 287 additions and 22 deletions
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56
include/efi_api.h
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@ -587,11 +587,67 @@ struct efi_simple_text_output_protocol {
struct simple_text_output_mode *mode;
};
#define EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL_GUID \
EFI_GUID(0xdd9e7534, 0x7762, 0x4698, \
0x8c, 0x14, 0xf5, 0x85, 0x17, 0xa6, 0x25, 0xaa)
struct efi_input_key {
u16 scan_code;
s16 unicode_char;
};
#define EFI_SHIFT_STATE_INVALID 0x00000000
#define EFI_RIGHT_SHIFT_PRESSED 0x00000001
#define EFI_LEFT_SHIFT_PRESSED 0x00000002
#define EFI_RIGHT_CONTROL_PRESSED 0x00000004
#define EFI_LEFT_CONTROL_PRESSED 0x00000008
#define EFI_RIGHT_ALT_PRESSED 0x00000010
#define EFI_LEFT_ALT_PRESSED 0x00000020
#define EFI_RIGHT_LOGO_PRESSED 0x00000040
#define EFI_LEFT_LOGO_PRESSED 0x00000080
#define EFI_MENU_KEY_PRESSED 0x00000100
#define EFI_SYS_REQ_PRESSED 0x00000200
#define EFI_SHIFT_STATE_VALID 0x80000000
#define EFI_TOGGLE_STATE_INVALID 0x00
#define EFI_SCROLL_LOCK_ACTIVE 0x01
#define EFI_NUM_LOCK_ACTIVE 0x02
#define EFI_CAPS_LOCK_ACTIVE 0x04
#define EFI_KEY_STATE_EXPOSED 0x40
#define EFI_TOGGLE_STATE_VALID 0x80
struct efi_key_state {
u32 key_shift_state;
u8 key_toggle_state;
};
struct efi_key_data {
struct efi_input_key key;
struct efi_key_state key_state;
};
struct efi_simple_text_input_ex_protocol {
efi_status_t (EFIAPI *reset) (
struct efi_simple_text_input_ex_protocol *this,
bool extended_verification);
efi_status_t (EFIAPI *read_key_stroke_ex) (
struct efi_simple_text_input_ex_protocol *this,
struct efi_key_data *key_data);
struct efi_event *wait_for_key_ex;
efi_status_t (EFIAPI *set_state) (
struct efi_simple_text_input_ex_protocol *this,
u8 key_toggle_state);
efi_status_t (EFIAPI *register_key_notify) (
struct efi_simple_text_input_ex_protocol *this,
struct efi_key_data *key_data,
efi_status_t (EFIAPI *key_notify_function)(
struct efi_key_data *key_data),
void **notify_handle);
efi_status_t (EFIAPI *unregister_key_notify) (
struct efi_simple_text_input_ex_protocol *this,
void *notification_handle);
};
#define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \
EFI_GUID(0x387477c1, 0x69c7, 0x11d2, \
0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)