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FS#10126 - lcd_e200v2 cleanup by Michael Chicoine

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20801 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thomas Martitz 2009-04-26 11:14:19 +00:00
parent ace509a2ff
commit 8e8c36019c
1 changed files with 4 additions and 5 deletions
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9
firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
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@ -35,7 +35,6 @@
static bool display_on = false; /* is the display turned on? */
static bool display_flipped = false;
static int y_offset = 0; /* needed for flip */
/* we need to write a red pixel for correct button reads
* (see lcd_button_support()), but that must not happen while the lcd is updating
* so block lcd_button_support the during updates */
@ -84,11 +83,13 @@ static volatile bool lcd_busy = false;
#define R_HORIZ_RAM_ADDR_POS 0x44
#define R_VERT_RAM_ADDR_POS 0x45
/* Flip Flag */
#define R_ENTRY_MODE_HORZ_NORMAL 0x7030
#define R_ENTRY_MODE_HORZ_FLIPPED 0x7000
static unsigned short r_entry_mode = R_ENTRY_MODE_HORZ_NORMAL;
#define R_ENTRY_MODE_VERT 0x7038
#define R_ENTRY_MODE_SOLID_VERT 0x1038
static unsigned short r_entry_mode = R_ENTRY_MODE_HORZ_NORMAL;
/* Reverse Flag */
#define R_DISP_CONTROL_NORMAL 0x0004
@ -177,7 +178,7 @@ void lcd_set_invert_display(bool yesno)
}
/* turn the display upside down (call lcd_update() afterwards) */
/* turn the display upside down */
void lcd_set_flip(bool yesno)
{
display_flipped = yesno;
@ -188,8 +189,6 @@ void lcd_set_flip(bool yesno)
static void lcd_window(int xmin, int ymin, int xmax, int ymax)
{
ymin += y_offset;
ymax += y_offset;
if (!display_flipped)
{
lcd_write_reg(R_HORIZ_RAM_ADDR_POS, (xmax << 8) | xmin);