the 'sedit' command uses "\e[6n" to retrieve the screen size. Implement
this in the efi-stdio driver to make this work.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/serial/efi-stdio.c | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/serial/efi-stdio.c b/drivers/serial/efi-stdio.c
index 0ba8d3f6c0..5364d02034 100644
--- a/drivers/serial/efi-stdio.c
+++ b/drivers/serial/efi-stdio.c
@@ -206,10 +206,11 @@ static void set_fg_bg_colors(struct efi_console_priv *priv)
static int efi_process_square_bracket(struct efi_console_priv *priv, const char *inp)
{
char *endp;
- int retlen;
+ int n, retlen;
int arg0 = -1, arg1 = -1, arg2 = -1;
+ char *buf;
- endp = strpbrk(inp, "ABCDEFGHJKmr");
+ endp = strpbrk(inp, "ABCDEFGHJKmrn");
if (!endp)
return 0;
@@ -273,6 +274,15 @@ static int efi_process_square_bracket(struct efi_console_priv *priv, const char
break;
}
break;
+ case 'n':
+ switch (arg0) {
+ case 6:
+ n = asprintf(&buf, "\033[%d;%dR", priv->out->mode->cursor_row + 1,
+ priv->out->mode->cursor_column + 1);
+ kfifo_put(priv->inputbuffer, buf, n);
+ free(buf);
+ break;
+ }
}
return retlen;
--
2.30.2
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