* [U-Boot] [PATCH v3 1/1] dm: video: correctly set the cursor position
@ 2018-11-10 18:55 Heinrich Schuchardt
2018-11-13 19:54 ` Simon Glass
2018-11-17 10:52 ` Anatolij Gustschin
0 siblings, 2 replies; 3+ messages in thread
From: Heinrich Schuchardt @ 2018-11-10 18:55 UTC (permalink / raw)
To: u-boot
The terminal escape sequence ESC [ <x> ; <y> H is used to set the cursor
position. According to the ECMA 48 standard the upper left corner in the
escape sequences is [1, 1]. The video uclass uses [0, 0] as upper left
corner.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
---
v3:
update unit test
v2
remove trailing whitespace
---
drivers/video/vidconsole-uclass.c | 8 ++++++++
test/dm/video.c | 4 ++--
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/video/vidconsole-uclass.c b/drivers/video/vidconsole-uclass.c
index 1874887f2f3..db40a1396b2 100644
--- a/drivers/video/vidconsole-uclass.c
+++ b/drivers/video/vidconsole-uclass.c
@@ -272,6 +272,14 @@ static void vidconsole_escape_char(struct udevice *dev, char ch)
s++; /* ; */
s = parsenum(s, &col);
+ /*
+ * Video origin is [0, 0], terminal origin is [1, 1].
+ */
+ if (row)
+ --row;
+ if (col)
+ --col;
+
set_cursor_position(priv, row, col);
break;
diff --git a/test/dm/video.c b/test/dm/video.c
index 7def338058e..5d1faac19c9 100644
--- a/test/dm/video.c
+++ b/test/dm/video.c
@@ -178,12 +178,12 @@ static int dm_test_video_ansi(struct unit_test_state *uts)
/* test set-cursor: [%d;%df */
vidconsole_put_string(con, "abc"ANSI_ESC"[2;2fab"ANSI_ESC"[4;4fcd");
- ut_asserteq(142, compress_frame_buffer(dev));
+ ut_asserteq(143, compress_frame_buffer(dev));
/* test colors (30-37 fg color, 40-47 bg color) */
vidconsole_put_string(con, ANSI_ESC"[30;41mfoo"); /* black on red */
vidconsole_put_string(con, ANSI_ESC"[33;44mbar"); /* yellow on blue */
- ut_asserteq(265, compress_frame_buffer(dev));
+ ut_asserteq(272, compress_frame_buffer(dev));
return 0;
}
--
2.19.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [U-Boot] [PATCH v3 1/1] dm: video: correctly set the cursor position
2018-11-10 18:55 [U-Boot] [PATCH v3 1/1] dm: video: correctly set the cursor position Heinrich Schuchardt
@ 2018-11-13 19:54 ` Simon Glass
2018-11-17 10:52 ` Anatolij Gustschin
1 sibling, 0 replies; 3+ messages in thread
From: Simon Glass @ 2018-11-13 19:54 UTC (permalink / raw)
To: u-boot
On 10 November 2018 at 10:55, Heinrich Schuchardt <xypron.glpk@gmx.de> wrote:
> The terminal escape sequence ESC [ <x> ; <y> H is used to set the cursor
> position. According to the ECMA 48 standard the upper left corner in the
> escape sequences is [1, 1]. The video uclass uses [0, 0] as upper left
> corner.
>
> Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
> ---
> v3:
> update unit test
> v2
> remove trailing whitespace
> ---
> drivers/video/vidconsole-uclass.c | 8 ++++++++
> test/dm/video.c | 4 ++--
> 2 files changed, 10 insertions(+), 2 deletions(-)
Reviewed-by: Simon Glass <sjg@chromium.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
* [U-Boot] [PATCH v3 1/1] dm: video: correctly set the cursor position
2018-11-10 18:55 [U-Boot] [PATCH v3 1/1] dm: video: correctly set the cursor position Heinrich Schuchardt
2018-11-13 19:54 ` Simon Glass
@ 2018-11-17 10:52 ` Anatolij Gustschin
1 sibling, 0 replies; 3+ messages in thread
From: Anatolij Gustschin @ 2018-11-17 10:52 UTC (permalink / raw)
To: u-boot
On Sat, 10 Nov 2018 19:55:48 +0100
Heinrich Schuchardt xypron.glpk at gmx.de wrote:
> The terminal escape sequence ESC [ <x> ; <y> H is used to set the cursor
> position. According to the ECMA 48 standard the upper left corner in the
> escape sequences is [1, 1]. The video uclass uses [0, 0] as upper left
> corner.
>
> Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
> ---
> v3:
> update unit test
> v2
> remove trailing whitespace
> ---
> drivers/video/vidconsole-uclass.c | 8 ++++++++
> test/dm/video.c | 4 ++--
> 2 files changed, 10 insertions(+), 2 deletions(-)
Applied to u-boot-video/master, thanks!
--
Anatolij
^ permalink raw reply [flat|nested] 3+ messages in thread
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2018-11-10 18:55 [U-Boot] [PATCH v3 1/1] dm: video: correctly set the cursor position Heinrich Schuchardt
2018-11-13 19:54 ` Simon Glass
2018-11-17 10:52 ` Anatolij Gustschin
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