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Moved some often-used parts of the LCD driver into IRAM.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7921 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2005-11-17 00:37:16 +00:00
parent b0a4b3e2b0
commit 5236ca9886
2 changed files with 7 additions and 2 deletions
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8
firmware/drivers/lcd-16bit.c
View file

@ -37,8 +37,8 @@
/*** globals ***/
fb_data lcd_framebuffer[LCD_HEIGHT][LCD_WIDTH] __attribute__ ((aligned (4)));
static unsigned fg_pattern = LCD_DEFAULT_FG;
static unsigned bg_pattern = LCD_DEFAULT_BG;
static unsigned fg_pattern IDATA_ATTR = LCD_DEFAULT_FG;
static unsigned bg_pattern IDATA_ATTR = LCD_DEFAULT_BG;
static int drawmode = DRMODE_SOLID;
static int xmargin = 0;
static int ymargin = 0;
@ -145,21 +145,25 @@ int lcd_getstringsize(const unsigned char *str, int *w, int *h)
/*** low-level drawing functions ***/
static void setpixel(int x, int y) ICODE_ATTR;
static void setpixel(int x, int y)
{
lcd_framebuffer[y][x] = fg_pattern;
}
static void clearpixel(int x, int y) ICODE_ATTR;
static void clearpixel(int x, int y)
{
lcd_framebuffer[y][x] = bg_pattern;
}
static void flippixel(int x, int y) ICODE_ATTR;
static void flippixel(int x, int y)
{
lcd_framebuffer[y][x] = ~lcd_framebuffer[y][x];
}
static void nopixel(int x, int y) ICODE_ATTR;
static void nopixel(int x, int y)
{
(void)x;

1
firmware/drivers/lcd-h300.c
View file

@ -41,6 +41,7 @@ void lcd_begin_write_gram(void)
*(volatile unsigned short *)0xf0000000 = 0x22;
}
void lcd_write_data(const unsigned short* p_bytes, int count) ICODE_ATTR;
void lcd_write_data(const unsigned short* p_bytes, int count)
{
while(count--)