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add usb keymap support
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Vladimir 'phcoder' Serbinenko committed
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@@ -25,39 +25,45 @@
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#include <grub/usb.h>
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#include <grub/dl.h>
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#include <grub/time.h>
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#include <grub/keyboard_layouts.h>
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static unsigned keyboard_map[128] =
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{
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'\0', '\0', '\0', '\0', 'a', 'b', 'c', 'd',
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'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l',
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'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
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'u', 'v', 'w', 'x', 'y', 'z', '1', '2',
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'3', '4', '5', '6', '7', '8', '9', '0',
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'\n', GRUB_TERM_ESC, GRUB_TERM_BACKSPACE, GRUB_TERM_TAB, ' ', '-', '=', '[',
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']', '\\', '#', ';', '\'', '`', ',', '.',
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'/', '\0', GRUB_TERM_KEY_F1, GRUB_TERM_KEY_F2,
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GRUB_TERM_KEY_F3, GRUB_TERM_KEY_F4, GRUB_TERM_KEY_F5, GRUB_TERM_KEY_F6,
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GRUB_TERM_KEY_F7, GRUB_TERM_KEY_F8, GRUB_TERM_KEY_F9, GRUB_TERM_KEY_F10,
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GRUB_TERM_KEY_F11, GRUB_TERM_KEY_F12, '\0', '\0',
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'\0', GRUB_TERM_KEY_INSERT, GRUB_TERM_KEY_HOME, GRUB_TERM_KEY_PPAGE,
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GRUB_TERM_KEY_DC, GRUB_TERM_KEY_END, GRUB_TERM_KEY_NPAGE, GRUB_TERM_KEY_RIGHT,
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GRUB_TERM_KEY_LEFT, GRUB_TERM_KEY_DOWN, GRUB_TERM_KEY_UP,
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[0x64] = '\\'
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};
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static unsigned keyboard_map_shift[128] =
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{
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'\0', '\0', '\0', '\0', 'A', 'B', 'C', 'D',
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'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L',
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'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T',
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'U', 'V', 'W', 'X', 'Y', 'Z', '!', '@',
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'#', '$', '%', '^', '&', '*', '(', ')',
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'\n', '\0', '\0', '\0', ' ', '_', '+', '{',
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'}', '|', '#', ':', '"', '`', '<', '>',
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'?',
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[0x64] = '|'
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};
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static grub_uint8_t usb_to_at_map[128] =
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{
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/* 0x00 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x04 */ 0x1e /* a */, 0x30 /* b */, 0x2e /* c */, 0x20 /* d */,
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/* 0x08 */ 0x12 /* e */, 0x21 /* f */, 0x22 /* g */, 0x23 /* h */,
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/* 0x0c */ 0x17 /* i */, 0x24 /* j */, 0x25 /* k */, 0x26 /* l */,
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/* 0x10 */ 0x32 /* m */, 0x31 /* n */, 0x18 /* o */, 0x19 /* p */,
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/* 0x14 */ 0x10 /* q */, 0x13 /* r */, 0x1f /* s */, 0x14 /* t */,
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/* 0x18 */ 0x16 /* u */, 0x2f /* v */, 0x11 /* w */, 0x2d /* x */,
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/* 0x1c */ 0x15 /* y */, 0x2c /* z */, 0x02 /* 1 */, 0x03 /* 2 */,
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/* 0x20 */ 0x04 /* 3 */, 0x05 /* 4 */, 0x06 /* 5 */, 0x07 /* 6 */,
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/* 0x24 */ 0x08 /* 7 */, 0x09 /* 8 */, 0x0a /* 9 */, 0x0b /* 0 */,
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/* 0x28 */ 0x1c /* Enter */, 0x01 /* Escape */, 0x0e /* \b */, 0x0f /* \t */,
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/* 0x2c */ 0x39 /* Space */, 0x4a /* - */, 0x0d /* = */, 0x1a /* [ */,
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/* 0x30 */ 0x1b /* ] */, 0x2b /* \ */, 0x00, 0x27 /* ; */,
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/* 0x34 */ 0x28 /* " */, 0x29 /* ` */, 0x33 /* , */, 0x34 /* . */,
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/* 0x38 */ 0x35 /* / */, 0x00, 0x00, 0x00,
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/* 0x3c */ 0x00, 0x00, 0x00, 0x00,
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/* 0x40 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x44 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x48 */ 0x00, 0x00, 0x47 /* HOME */, 0x51 /* PPAGE */,
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/* 0x4c */ 0x53 /* DC */, 0x4f /* END */, 0x49 /* NPAGE */, 0x4d /* RIGHT */,
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/* 0x50 */ 0x4b /* LEFT */, 0x50 /* DOWN */, 0x48 /* UP */, 0x00,
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/* 0x54 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x58 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x5c */ 0x00, 0x00, 0x00, 0x00,
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/* 0x60 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x64 */ 0x56 /* 102nd key. */, 0x00, 0x00, 0x00,
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/* 0x68 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x6c */ 0x00, 0x00, 0x00, 0x00,
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/* 0x70 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x74 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x78 */ 0x00, 0x00, 0x00, 0x00,
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/* 0x7c */ 0x00, 0x00, 0x00, 0x00,
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};
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static grub_usb_device_t usbdev;
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@@ -74,6 +80,35 @@ static grub_usb_device_t usbdev;
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#define USB_HID_SET_IDLE 0x0A
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#define USB_HID_SET_PROTOCOL 0x0B
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#define GRUB_USB_KEYBOARD_LEFT_CTRL 0x01
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#define GRUB_USB_KEYBOARD_LEFT_SHIFT 0x02
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#define GRUB_USB_KEYBOARD_LEFT_ALT 0x04
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#define GRUB_USB_KEYBOARD_RIGHT_CTRL 0x10
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#define GRUB_USB_KEYBOARD_RIGHT_SHIFT 0x20
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#define GRUB_USB_KEYBOARD_RIGHT_ALT 0x40
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static int
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interpret_status (grub_uint8_t data0)
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{
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int mods = 0;
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/* Check Shift, Control, and Alt status. */
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if (data0 & GRUB_USB_KEYBOARD_LEFT_SHIFT)
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mods |= GRUB_TERM_STATUS_LSHIFT;
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if (data0 & GRUB_USB_KEYBOARD_RIGHT_SHIFT)
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mods |= GRUB_TERM_STATUS_RSHIFT;
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if (data0 & GRUB_USB_KEYBOARD_LEFT_CTRL)
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mods |= GRUB_TERM_STATUS_LCTRL;
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if (data0 & GRUB_USB_KEYBOARD_RIGHT_CTRL)
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mods |= GRUB_TERM_STATUS_RCTRL;
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if (data0 & GRUB_USB_KEYBOARD_LEFT_ALT)
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mods |= GRUB_TERM_STATUS_LALT;
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if (data0 & GRUB_USB_KEYBOARD_RIGHT_ALT)
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mods |= GRUB_TERM_STATUS_RALT;
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return mods;
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}
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static void
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grub_usb_hid (void)
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{
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@@ -127,7 +162,7 @@ static int
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grub_usb_keyboard_checkkey (struct grub_term_input *term __attribute__ ((unused)))
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{
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grub_uint8_t data[8];
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int key;
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int key = 0;
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grub_err_t err;
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grub_uint64_t currtime;
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int timeout = 50;
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@@ -154,39 +189,14 @@ grub_usb_keyboard_checkkey (struct grub_term_input *term __attribute__ ((unused)
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data[0], data[1], data[2], data[3],
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data[4], data[5], data[6], data[7]);
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#define GRUB_USB_KEYBOARD_LEFT_CTRL 0x01
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#define GRUB_USB_KEYBOARD_LEFT_SHIFT 0x02
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#define GRUB_USB_KEYBOARD_LEFT_ALT 0x04
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#define GRUB_USB_KEYBOARD_RIGHT_CTRL 0x10
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#define GRUB_USB_KEYBOARD_RIGHT_SHIFT 0x20
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#define GRUB_USB_KEYBOARD_RIGHT_ALT 0x40
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/* Check if the Shift key was pressed. */
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if (data[0] & GRUB_USB_KEYBOARD_LEFT_SHIFT
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|| data[0] & GRUB_USB_KEYBOARD_RIGHT_SHIFT)
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{
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if (keyboard_map_shift[data[2]])
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key = keyboard_map_shift[data[2]];
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else
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key = keyboard_map[data[2]] | GRUB_TERM_SHIFT;
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}
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else
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key = keyboard_map[data[2]];
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if (key == 0)
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if (usb_to_at_map[data[2]] == 0)
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grub_printf ("Unknown key 0x%x detected\n", data[2]);
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else
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key = grub_term_map_key (usb_to_at_map[data[2]], interpret_status (data[0]));
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/* Check if the Ctrl key was pressed. */
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if (data[0] & GRUB_USB_KEYBOARD_LEFT_CTRL
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|| data[0] & GRUB_USB_KEYBOARD_RIGHT_CTRL)
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key |= GRUB_TERM_CTRL;
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grub_errno = GRUB_ERR_NONE;
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/* Check if the Alt key was pressed. */
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if (data[0] & GRUB_USB_KEYBOARD_LEFT_ALT)
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key |= GRUB_TERM_ALT;
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if (data[0] & GRUB_USB_KEYBOARD_RIGHT_ALT)
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key |= GRUB_TERM_ALT;
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return key;
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#if 0
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/* Wait until the key is released. */
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@@ -203,8 +213,6 @@ grub_usb_keyboard_checkkey (struct grub_term_input *term __attribute__ ((unused)
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}
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#endif
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grub_errno = GRUB_ERR_NONE;
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return key;
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}
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@@ -284,7 +292,6 @@ static int
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grub_usb_keyboard_getkeystatus (struct grub_term_input *term __attribute__ ((unused)))
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{
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grub_uint8_t data[8];
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int mods = 0;
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grub_err_t err;
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grub_uint64_t currtime;
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int timeout = 50;
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@@ -322,23 +329,9 @@ grub_usb_keyboard_getkeystatus (struct grub_term_input *term __attribute__ ((unu
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data[0], data[1], data[2], data[3],
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data[4], data[5], data[6], data[7]);
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/* Check Shift, Control, and Alt status. */
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if (data[0] & GRUB_USB_KEYBOARD_LEFT_SHIFT)
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mods |= GRUB_TERM_STATUS_LSHIFT;
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if (data[0] & GRUB_USB_KEYBOARD_RIGHT_SHIFT)
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mods |= GRUB_TERM_STATUS_RSHIFT;
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if (data[0] & GRUB_USB_KEYBOARD_LEFT_CTRL)
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mods |= GRUB_TERM_STATUS_LCTRL;
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if (data[0] & GRUB_USB_KEYBOARD_RIGHT_CTRL)
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mods |= GRUB_TERM_STATUS_RCTRL;
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if (data[0] & GRUB_USB_KEYBOARD_LEFT_ALT)
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mods |= GRUB_TERM_STATUS_LALT;
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if (data[0] & GRUB_USB_KEYBOARD_RIGHT_ALT)
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mods |= GRUB_TERM_STATUS_RALT;
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grub_errno = GRUB_ERR_NONE;
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return mods;
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return interpret_status (data[0]);
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}
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static struct grub_term_input grub_usb_keyboard_term =
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