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cros e0 fix

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This commit is contained in:
Vladimir Serbinenko committed 2016-02-22 21:12:50 +01:00
1 parent 1ea06af1ae
commit 40562ddf1e
3 files changed
+136 -4
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grub-core/term/arm/cros.c
+18 -4
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@@ -34,6 +34,14 @@ struct cros_ec_keyscan old_scan;
static grub_uint8_t map_code[CROS_EC_KEYSCAN_COLS][CROS_EC_KEYSCAN_ROWS];
static grub_uint8_t e0_translate[16] =
{
0x1c, 0x1d, 0x35, 0x00,
0x38, 0x00, 0x47, 0x48,
0x49, 0x4b, 0x4d, 0x4f,
0x50, 0x51, 0x52, 0x53,
};
/* If there is a character pending, return it;
otherwise return GRUB_TERM_NO_KEY. */
static int
@@ -49,13 +57,19 @@ grub_cros_keyboard_getkey (struct grub_term_input *term __attribute__ ((unused))
{
grub_uint8_t code = map_code[i][j];
int ret;
grub_uint8_t brk = 0;
if (!(scan.data[i] & (1 << j)))
code |= 0x80;
brk = 0x80;
grub_dprintf ("cros_keyboard", "key <%d, %d> code %x\n", i, j, code);
if (code == 0)
ret = GRUB_TERM_NO_KEY;
if (code < 0x60)
ret = grub_ps2_process_incoming_byte (&ps2_state, code | brk);
else if (code >= 0x60 && code < 0x70 && e0_translate[code - 0x60])
{
grub_ps2_process_incoming_byte (&ps2_state, 0xe0);
ret = grub_ps2_process_incoming_byte (&ps2_state, e0_translate[code - 0x60] | brk);
}
else
ret = grub_ps2_process_incoming_byte (&ps2_state, code);
ret = GRUB_TERM_NO_KEY;
old_scan.data[i] ^= (1 << j);
if (ret != GRUB_TERM_NO_KEY)
return ret;