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vt: add color support to the "underline" and "italic" attributes

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Add color support to the "underline" and "italic" attributes as in
OpenBSD/NetBSD-style (vt220) and xterm.

Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Acked-by: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jan Engelhardt
2007-05-08 00:38:04 -07:00
committed by Linus Torvalds
parent 1c2bbe6a11
commit fa6ce9ab5f
7 changed files with 45 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/video/console/mdacon.c
+2 -1
View File
@@ -384,7 +384,7 @@ static inline u16 mda_convert_attr(u16 ch)
}
static u8 mdacon_build_attr(struct vc_data *c, u8 color, u8 intensity,
u8 blink, u8 underline, u8 reverse)
u8 blink, u8 underline, u8 reverse, u8 italic)
{
/* The attribute is just a bit vector:
*
@@ -397,6 +397,7 @@ static u8 mdacon_build_attr(struct vc_data *c, u8 color, u8 intensity,
return (intensity & 3) |
((underline & 1) << 2) |
((reverse & 1) << 3) |
(!!italic << 4) |
((blink & 1) << 7);
}
drivers/video/console/promcon.c
+2 -1
View File
@@ -548,7 +548,8 @@ promcon_scroll(struct vc_data *conp, int t, int b, int dir, int count)
}
#if !(PROMCON_COLOR)
static u8 promcon_build_attr(struct vc_data *conp, u8 _color, u8 _intensity, u8 _blink, u8 _underline, u8 _reverse)
static u8 promcon_build_attr(struct vc_data *conp, u8 _color, u8 _intensity,
u8 _blink, u8 _underline, u8 _reverse, u8 _italic)
{
return (_reverse) ? 0xf : 0x7;
}
drivers/video/console/sticon.c
+1 -1
View File
@@ -314,7 +314,7 @@ static unsigned long sticon_getxy(struct vc_data *conp, unsigned long pos,
}
static u8 sticon_build_attr(struct vc_data *conp, u8 color, u8 intens,
u8 blink, u8 underline, u8 reverse)
u8 blink, u8 underline, u8 reverse, u8 italic)
{
u8 attr = ((color & 0x70) >> 1) | ((color & 7));
drivers/video/console/vgacon.c
+8 -4
View File
@@ -87,7 +87,7 @@ static void vgacon_save_screen(struct vc_data *c);
static int vgacon_scroll(struct vc_data *c, int t, int b, int dir,
int lines);
static u8 vgacon_build_attr(struct vc_data *c, u8 color, u8 intensity,
u8 blink, u8 underline, u8 reverse);
u8 blink, u8 underline, u8 reverse, u8);
static void vgacon_invert_region(struct vc_data *c, u16 * p, int count);
static unsigned long vgacon_uni_pagedir[2];
@@ -578,12 +578,14 @@ static void vgacon_deinit(struct vc_data *c)
}
static u8 vgacon_build_attr(struct vc_data *c, u8 color, u8 intensity,
u8 blink, u8 underline, u8 reverse)
u8 blink, u8 underline, u8 reverse, u8 italic)
{
u8 attr = color;
if (vga_can_do_color) {
if (underline)
if (italic)
attr = (attr & 0xF0) | c->vc_itcolor;
else if (underline)
attr = (attr & 0xf0) | c->vc_ulcolor;
else if (intensity == 0)
attr = (attr & 0xf0) | c->vc_halfcolor;
@@ -597,7 +599,9 @@ static u8 vgacon_build_attr(struct vc_data *c, u8 color, u8 intensity,
if (intensity == 2)
attr ^= 0x08;
if (!vga_can_do_color) {
if (underline)
if (italic)
attr = (attr & 0xF8) | 0x02;
else if (underline)
attr = (attr & 0xf8) | 0x01;
else if (intensity == 0)
attr = (attr & 0xf0) | 0x08;