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2009-08-10 Roxana Leontie <roxana.leontie@gmail.com>

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* fb/fb.c: different structures defined in rtems/fb.h that were used in
	here so changes were needed
This commit is contained in:
Joel Sherrill
2009-08-10 15:59:28 +00:00
parent e9bb4fbc75
commit c0e8da43cc
2 changed files with 61 additions and 68 deletions
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5
c/src/lib/libbsp/arm/nds/ChangeLog
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@@ -1,3 +1,8 @@
2009-08-10 Roxana Leontie <roxana.leontie@gmail.com>
* fb/fb.c: different structures defined in rtems/fb.h that were used in
here so changes were needed
2009-08-10 Joel Sherrill <joel.sherrill@OARcorp.com>
* Makefile.am, preinstall.am, fb/fb.c: Install nds specific .h files

124
c/src/lib/libbsp/arm/nds/fb/fb.c
View File

@@ -28,30 +28,39 @@
* screen information for the driver (fb0).
*/
static struct fb_screeninfo fb_info = {
SCREEN_WIDTH, SCREEN_HEIGHT, /* screen size x, y */
16, /* bits per pixel */
SCREEN_WIDTH, /* pixels per line (redundant with xres ?) */
(void *) VRAM_A, /* buffer pointer */
0x18000, /* buffer size */
FB_TYPE_PACKED_PIXELS, /* type of dsplay */
FB_VISUAL_TRUECOLOR /* color scheme used */
static struct fb_var_screeninfo fb_var_info = {
.xres = SCREEN_WIDTH, /* screen size x, y */
.yres = SCREEN_HEIGHT,
.bits_per_pixel = 16 /* bits per pixel */
};
static struct fb_fix_screeninfo fb_fix_info = {
.smem_start = (void *) VRAM_A, /* buffer pointer */
.smem_len = 0x18000, /* buffer size */
.type = FB_TYPE_PACKED_PIXELS, /* type of dsplay */
.visual = FB_VISUAL_TRUECOLOR, /* color scheme used */
.line_length = SCREEN_WIDTH /* pixels per line (redundant with xres ?) */
};
/*
* screen information for the driver (fb1).
*/
static struct fb_screeninfo fb_info2 = {
SCREEN_WIDTH, SCREEN_HEIGHT, /* screen size x, y */
16, /* bits per pixel */
SCREEN_WIDTH, /* pixels per line (redundant with xres ?) */
(void *) VRAM_B, /* buffer pointer */
0x18000, /* buffer size */
FB_TYPE_PACKED_PIXELS, /* type of dsplay */
FB_VISUAL_TRUECOLOR /* color scheme used */
static struct fb_var_screeninfo fb_var_info2 = {
.xres = SCREEN_WIDTH, /* screen size x, y */
.yres = SCREEN_HEIGHT,
.bits_per_pixel = 16 /* bits per pixel */
};
static struct fb_fix_screeninfo fb_fix_info2 = {
.smem_start = (void *) VRAM_B, /* buffer pointer */
.smem_len = 0x18000, /* buffer size */
.type = FB_TYPE_PACKED_PIXELS, /* type of dsplay */
.visual = FB_VISUAL_TRUECOLOR, /* color scheme used */
.line_length = SCREEN_WIDTH /* pixels per line (redundant with xres ?) */
};
/*
* fbds device driver initialize entry point.
*/
@@ -86,6 +95,16 @@ rtems_device_driver
fbds_open (rtems_device_major_number major,
rtems_device_minor_number minor, void *arg)
{
printk ("[#] entering graphic mode on fb%d\n", minor);
if (!minor) {
videoSetMode (MODE_FB0);
vramSetBankA (VRAM_A_LCD);
memset ((void *)fb_fix_info.smem_start, 0, fb_fix_info.smem_len);
} else {
videoSetModeSub (MODE_FB0);
vramSetBankB (VRAM_B_LCD);
memset ((void *)fb_fix_info2.smem_start, 0, fb_fix_info2.smem_len);
}
return RTEMS_SUCCESSFUL;
}
@@ -97,6 +116,17 @@ rtems_device_driver
fbds_close (rtems_device_major_number major,
rtems_device_minor_number minor, void *arg)
{
printk ("[#] leaving graphic mode on fb%d\n", minor);
if (!minor) {
memset ((void *)fb_fix_info.smem_start, 0, fb_fix_info.smem_len);
}
else {
memset ((void *)fb_fix_info2.smem_start, 0, fb_fix_info2.smem_len);
/* back to console */
videoSetModeSub (MODE_0_2D | DISPLAY_BG0_ACTIVE);
vramSetBankC (VRAM_C_SUB_BG);
}
return RTEMS_SUCCESSFUL;
}
@@ -141,63 +171,21 @@ fbds_control (rtems_device_major_number major,
/* XXX check minor */
switch (args->command) {
case FB_SCREENINFO:
memcpy (args->buffer, minor ? &fb_info2 : &fb_info, sizeof (fb_info));
case FBIOGET_VSCREENINFO:
memcpy (args->buffer, minor ? &fb_var_info2 : &fb_var_info, sizeof (fb_var_info));
args->ioctl_return = 0;
break;
case FB_GETPALETTE:
args->ioctl_return = 0; /* XXX */
case FBIOGET_FSCREENINFO:
memcpy (args->buffer, minor ? &fb_fix_info2 : &fb_fix_info, sizeof (fb_fix_info));
args->ioctl_return = 0;
break;
case FB_SETPALETTE:
args->ioctl_return = 0; /* XXX */
case FBIOGETCMAP:
args->ioctl_return = get_palette( args->buffer );
break;
case FBIOPUTCMAP:
args->ioctl_return = set_palette( args->buffer );
break;
/*
* this function would execute one of the routines of the
* interface based on the operation requested.
*/
case FB_EXEC_FUNCTION:
{
struct fb_exec_function *env = args->buffer;
switch (env->func_no) {
case FB_FUNC_ENTER_GRAPHICS:
/* enter graphics mode */
printk ("[#] entering graphic mode on fb%d\n", minor);
if (!minor) {
videoSetMode (MODE_FB0);
vramSetBankA (VRAM_A_LCD);
memset ((void *)fb_info.smem_start, 0, fb_info.smem_len);
} else {
videoSetModeSub (MODE_FB0);
vramSetBankB (VRAM_B_LCD);
memset ((void *)fb_info2.smem_start, 0, fb_info2.smem_len);
}
break;
case FB_FUNC_EXIT_GRAPHICS:
/* leave graphics mode, in fact we only clear screen */
printk ("[#] leaving graphic mode on fb%d\n", minor);
if (!minor) {
memset ((void *)fb_info.smem_start, 0, fb_info.smem_len);
} else {
memset ((void *)fb_info2.smem_start, 0, fb_info2.smem_len);
/* back to console */
videoSetModeSub (MODE_0_2D | DISPLAY_BG0_ACTIVE);
vramSetBankC (VRAM_C_SUB_BG);
}
break;
case FB_FUNC_IS_DIRTY:
break;
case FB_FUNC_GET_MODE:
break;
default:
break;
}
}
/* no break on purpose */
default:
args->ioctl_return = 0;