The sequence "\b[?25h" makes the cursor visible and "\b[?25l" makes it
invisible. Implement support for this sequence.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/serial/efi-stdio.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/serial/efi-stdio.c b/drivers/serial/efi-stdio.c
index 5364d02034..3f99ef5d97 100644
--- a/drivers/serial/efi-stdio.c
+++ b/drivers/serial/efi-stdio.c
@@ -210,7 +210,7 @@ static int efi_process_square_bracket(struct efi_console_priv *priv, const char
int arg0 = -1, arg1 = -1, arg2 = -1;
char *buf;
- endp = strpbrk(inp, "ABCDEFGHJKmrn");
+ endp = strpbrk(inp, "ABCDEFGHJKmrnhl");
if (!endp)
return 0;
@@ -226,6 +226,8 @@ static int efi_process_square_bracket(struct efi_console_priv *priv, const char
if (*e == ';')
arg2 = simple_strtoul(e + 1, &e, 10);
}
+ } else if (*inp == '?') {
+ arg0 = simple_strtoul(inp + 1, NULL, 10);
}
switch (*endp) {
@@ -283,6 +285,15 @@ static int efi_process_square_bracket(struct efi_console_priv *priv, const char
free(buf);
break;
}
+ break;
+ case 'h':
+ if (*inp == '?' && arg0 == 25)
+ priv->out->enable_cursor(priv->out, true);
+ break;
+ case 'l':
+ if (*inp == '?' && arg0 == 25)
+ priv->out->enable_cursor(priv->out, false);
+ break;
}
return retlen;
--
2.30.2
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