blob: f613f54d522fe610e9b2b1a245335177d84fab58 [file] [log] [blame]
#ifndef _VBUTIL_
#define _VBUTIL_
static inline void xgifb_reg_set(unsigned long port, u8 index, u8 data)
{
outb(index, port);
outb(data, port + 1);
}
static inline u8 xgifb_reg_get(unsigned long port, u8 index)
{
outb(index, port);
return inb(port + 1);
}
static inline void xgifb_reg_and_or(unsigned long port, u8 index,
unsigned data_and, unsigned data_or)
{
u8 temp;
temp = xgifb_reg_get(port, index);
temp = (u8) ((temp & data_and) | data_or);
xgifb_reg_set(port, index, temp);
}
static inline void xgifb_reg_and(unsigned long port, u8 index, unsigned data_and)
{
u8 temp;
temp = xgifb_reg_get(port, index);
temp = (u8) (temp & data_and);
xgifb_reg_set(port, index, temp);
}
static inline void xgifb_reg_or(unsigned long port, u8 index, unsigned data_or)
{
u8 temp;
temp = xgifb_reg_get(port, index);
temp |= data_or;
xgifb_reg_set(port, index, temp);
}
#endif