I don't have more information about this calls at the moment. Can someone please enlighten me.
#include osbind.h>
long Bconctl(short opcode, long operand);
long Bconmap(short dev);
void EgetPalette(short start, short count, word *palptr); Read parts or the complete TT color palette. Starting at register start, count words are transfered to the word field palptr.
short EgetShift(); Get the current contents of the videoshifter control register.
short EsetBank(short bank); Immediatly activate one of the 16 TT color banks and copy the values to the ST(E) compatible color register.
short EsetColor(short num, short val); Set color register num to the value val. If val= = - 1 the current value is returned.
short EsetGray( short mode); Switch between color (mode = = 0) and gray scale presentation.
void EsetPalette(short start, short count, word *palptr); Change parts or the complete TT color palette. From the word field palptr count color register are set, starting at register start.
void EsetShift(short mode); Set the videoshift control register and return the previous contents.
short EsetSmear(short mode); If mode≠ 0, the sample & hold/smear mode is switched on.