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authorAhmad Fatoum <a.fatoum@pengutronix.de>2021-11-22 09:47:11 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2021-11-25 08:43:34 +0100
commit9b50264922523f70533de06f6238ac30030acb4c (patch)
tree0b5c18fb57ff06817bdcfd086e296f47bc85ba6f /include
parent71066293acdeaf9de8a9485a5371be2f13e14bde (diff)
downloadbarebox-9b50264922523f70533de06f6238ac30030acb4c.tar.gz
barebox-9b50264922523f70533de06f6238ac30030acb4c.tar.xz
serial: efi-stdio: move efi-stdio.h header to central location
EFI loader will provide simple text input/output protocols, so it makes sense to reuse the same definitions for both loader and payload. Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> Link: https://lore.barebox.org/20211122084732.2597109-10-a.fatoum@pengutronix.de Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'include')
-rw-r--r--include/efi/efi-stdio.h100
1 files changed, 100 insertions, 0 deletions
diff --git a/include/efi/efi-stdio.h b/include/efi/efi-stdio.h
new file mode 100644
index 0000000000..4086604e43
--- /dev/null
+++ b/include/efi/efi-stdio.h
@@ -0,0 +1,100 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef EFI_STDIO_H_
+#define EFI_STDIO_H_
+
+#include <efi.h>
+
+struct efi_simple_text_input_ex_protocol;
+
+typedef efi_status_t (EFIAPI *efi_input_reset_ex)(
+ struct efi_simple_text_input_ex_protocol *this,
+ efi_bool_t extended_verification
+);
+
+struct efi_key_state {
+ u32 shift_state;
+ u8 toggle_state;
+};
+
+struct efi_key_data {
+ struct efi_input_key key;
+ struct efi_key_state state;
+};
+
+typedef efi_status_t (EFIAPI *efi_input_read_key_ex)(
+ struct efi_simple_text_input_ex_protocol *this,
+ struct efi_key_data *keydata
+);
+
+typedef efi_status_t (EFIAPI *efi_set_state)(
+ struct efi_simple_text_input_ex_protocol *this,
+ u8 *key_toggle_state
+);
+
+typedef efi_status_t (EFIAPI *efi_key_notify_function)(
+ struct efi_key_data *keydata
+);
+
+typedef efi_status_t (EFIAPI *efi_register_keystroke_notify)(
+ struct efi_simple_text_input_ex_protocol *this,
+ struct efi_key_data keydata,
+ efi_key_notify_function key_notification_function,
+ void **notify_handle
+);
+
+typedef efi_status_t (EFIAPI *efi_unregister_keystroke_notify)(
+ struct efi_simple_text_input_ex_protocol *this,
+ void *notification_handle
+);
+
+struct efi_simple_text_input_ex_protocol {
+ efi_input_reset_ex reset;
+ efi_input_read_key_ex read_key_stroke_ex;
+ void *wait_for_key_ex;
+ efi_set_state set_state;
+ efi_register_keystroke_notify register_key_notify;
+ efi_unregister_keystroke_notify unregister_key_notify;
+};
+
+#define EFI_SHIFT_STATE_VALID 0x80000000
+#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_CONTROL_PRESSED (EFI_RIGHT_CONTROL_PRESSED | EFI_LEFT_CONTROL_PRESSED)
+#define EFI_ALT_PRESSED (EFI_RIGHT_ALT_PRESSED | EFI_LEFT_ALT_PRESSED)
+#define KEYPRESS(keys, scan, uni) ((((uint64_t)keys) << 32) | ((scan) << 16) | (uni))
+#define KEYCHAR(k) ((k) & 0xffff)
+#define CHAR_CTRL(c) ((c) - 'a' + 1)
+
+#define EFI_BLACK 0x00
+#define EFI_BLUE 0x01
+#define EFI_GREEN 0x02
+#define EFI_CYAN (EFI_BLUE | EFI_GREEN)
+#define EFI_RED 0x04
+#define EFI_MAGENTA (EFI_BLUE | EFI_RED)
+#define EFI_BROWN (EFI_GREEN | EFI_RED)
+#define EFI_LIGHTGRAY (EFI_BLUE | EFI_GREEN | EFI_RED)
+#define EFI_BRIGHT 0x08
+#define EFI_DARKGRAY (EFI_BRIGHT)
+#define EFI_LIGHTBLUE (EFI_BLUE | EFI_BRIGHT)
+#define EFI_LIGHTGREEN (EFI_GREEN | EFI_BRIGHT)
+#define EFI_LIGHTCYAN (EFI_CYAN | EFI_BRIGHT)
+#define EFI_LIGHTRED (EFI_RED | EFI_BRIGHT)
+#define EFI_LIGHTMAGENTA (EFI_MAGENTA | EFI_BRIGHT)
+#define EFI_YELLOW (EFI_BROWN | EFI_BRIGHT)
+#define EFI_WHITE (EFI_BLUE | EFI_GREEN | EFI_RED | EFI_BRIGHT)
+
+#define EFI_TEXT_ATTR(f,b) ((f) | ((b) << 4))
+
+#define EFI_BACKGROUND_BLACK 0x00
+#define EFI_BACKGROUND_BLUE 0x10
+#define EFI_BACKGROUND_GREEN 0x20
+#define EFI_BACKGROUND_CYAN (EFI_BACKGROUND_BLUE | EFI_BACKGROUND_GREEN)
+#define EFI_BACKGROUND_RED 0x40
+#define EFI_BACKGROUND_MAGENTA (EFI_BACKGROUND_BLUE | EFI_BACKGROUND_RED)
+#define EFI_BACKGROUND_BROWN (EFI_BACKGROUND_GREEN | EFI_BACKGROUND_RED)
+#define EFI_BACKGROUND_LIGHTGRAY (EFI_BACKGROUND_BLUE | EFI_BACKGROUND_GREEN | EFI_BACKGROUND_RED)
+
+#endif