touchpad calibration (very simple calibration screen is in mrobe500.c

but will not actually be used in the bootloader once rockbox main is running)


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14937 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 8 insertions, 0 deletions

diff --git a/firmware/target/arm/tms320dm320/mrobe-500/button-target.h b/firmware/target/arm/tms320dm320/mrobe-500/button-target.h
index f574321717..d1fd46c629 100644
--- a/firmware/target/arm/tms320dm320/mrobe-500/button-target.h
+++ b/firmware/target/arm/tms320dm320/mrobe-500/button-target.h
@@ -29,6 +29,14 @@ bool button_hold(void);
 void button_init_device(void);
 int button_read_device(void);
 
+struct touch_calibration_point {
+    short px_x; /* known pixel value */
+    short px_y;
+    short val_x; /* touchpad value at the known pixel */
+    short val_y;
+};
+void use_calibration(bool enable);
+
 /* m:robe 500 specific button codes */
 
 #define BUTTON_POWER        0x00000001