2009-08-28 Colin Watson <cjwatson@ubuntu.com>

2009-08-28  Robert Millan  <rmh.grub@aybabtu.com>

	Add `getkeystatus' terminal method.  Add a new `keystatus' command
	to query it.

	* include/grub/term.h (GRUB_TERM_STATUS_SHIFT,
	GRUB_TERM_STATUS_CTRL, GRUB_TERM_STATUS_ALT): Definitions for
	modifier key bitmasks.
	(struct grub_term_input): Add `getkeystatus' member.
	(grub_getkeystatus): Add prototype.
	* kern/term.c (grub_getkeystatus): New function.

	* include/grub/i386/pc/memory.h
	(GRUB_MEMORY_MACHINE_BIOS_DATA_AREA_ADDR): New macro.
	(struct grub_machine_bios_data_area): Define necessary parts of BIOS
	Data Area layout.
	* term/i386/pc/console.c (grub_console_getkeystatus): New function.
	(grub_console_term_input): Set `getkeystatus' member.
	* term/usb_keyboard.c (grub_usb_hid): Macroify HID protocol
	constants.
	(grub_usb_keyboard_getreport): Likewise.
	(grub_usb_keyboard_checkkey): Likewise.
	(grub_usb_keyboard_getkeystatus): New function.
	(grub_usb_keyboard_term): Set `getkeystatus' member.

	* commands/keystatus.c: New file.
	* conf/common.rmk (pkglib_MODULES): Add keystatus.mod.
	(keystatus_mod_SOURCES): New variable.
	(keystatus_mod_CFLAGS): Likewise.
	(keystatus_mod_LDFLAGS): Likewise.
	* conf/i386-coreboot.rmk (grub_emu_SOURCES): Add
	commands/keystatus.c.
	* conf/i386-efi.rmk (grub_emu_SOURCES): Likewise.
	* conf/i386-ieee1275.rmk (grub_emu_SOURCES): Likewise.
	* conf/i386-pc.rmk (grub_emu_SOURCES): Likewise.
	* conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Likewise.
	* conf/sparc64-ieee1275.rmk (grub_emu_SOURCES): Likewise.
	* conf/x86_64-efi.rmk (grub_emu_SOURCES): Likewise.
	* DISTLIST: Add commands/keystatus.c.
This commit is contained in:
cjwatson 2009-08-28 13:20:34 +00:00
parent 6e2a90859a
commit 4cbe67e509
15 changed files with 270 additions and 15 deletions

View file

@ -78,8 +78,19 @@
/* The data segment of the pseudo real mode. */
#define GRUB_MEMORY_MACHINE_PSEUDO_REAL_DSEG 0x20
#define GRUB_MEMORY_MACHINE_BIOS_DATA_AREA_ADDR 0x400
#ifndef ASM_FILE
/* See http://heim.ifi.uio.no/~stanisls/helppc/bios_data_area.html for a
description of the BIOS Data Area layout. */
struct grub_machine_bios_data_area
{
grub_uint8_t unused1[0x17];
grub_uint8_t keyboard_flag_lower; /* 0x17 */
grub_uint8_t unused2[0xf0 - 0x18];
};
struct grub_machine_mmap_entry
{
grub_uint32_t size;

View file

@ -1,6 +1,6 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2002,2003,2005,2007,2008 Free Software Foundation, Inc.
* Copyright (C) 2002,2003,2005,2007,2008,2009 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -72,6 +72,12 @@ grub_term_color_state;
#define GRUB_TERM_NEED_INIT (1 << 16)
/* Bitmasks for modifier keys returned by grub_getkeystatus. */
#define GRUB_TERM_STATUS_SHIFT (1 << 0)
#define GRUB_TERM_STATUS_CTRL (1 << 1)
#define GRUB_TERM_STATUS_ALT (1 << 2)
/* Unicode characters for fancy graphics. */
#define GRUB_TERM_DISP_LEFT 0x2190
#define GRUB_TERM_DISP_UP 0x2191
@ -157,6 +163,9 @@ struct grub_term_input
/* Get a character. */
int (*getkey) (void);
/* Get keyboard modifier status. */
int (*getkeystatus) (void);
};
typedef struct grub_term_input *grub_term_input_t;
@ -275,6 +284,7 @@ void EXPORT_FUNC(grub_putcode) (grub_uint32_t code);
grub_ssize_t EXPORT_FUNC(grub_getcharwidth) (grub_uint32_t code);
int EXPORT_FUNC(grub_getkey) (void);
int EXPORT_FUNC(grub_checkkey) (void);
int EXPORT_FUNC(grub_getkeystatus) (void);
grub_uint16_t EXPORT_FUNC(grub_getwh) (void);
grub_uint16_t EXPORT_FUNC(grub_getxy) (void);
void EXPORT_FUNC(grub_gotoxy) (grub_uint8_t x, grub_uint8_t y);