/******************************************************************************
/
/       File:                   VIP.h
/
/       Description:    ATI Radeon Video Input Port (VIP) interface.
/
/       Copyright 2001, Carlos Hasan
/
*******************************************************************************/

#ifndef __VIP_PORT_H__
#define __VIP_PORT_H__

#include "Radeon.h"

enum vip_port_device {
        C_VIP_PORT_DEVICE_0             = 0,
        C_VIP_PORT_DEVICE_1             = 1,
        C_VIP_PORT_DEVICE_2             = 2,
        C_VIP_PORT_DEVICE_3             = 3
};

enum vip_port_register {
        C_VIP_VENDOR_DEVICE_ID          = 0x0000,
                C_VIP_VENDOR_ID                 = BITS(15:0),
                C_VIP_DEVICE_ID                 = BITS(31:16),
        
        C_VIP_SUB_VENDOR_DEVICE_ID      = 0x0004,
                C_VIP_SUB_VENDOR_ID             = BITS(15:0),
                C_VIP_SUB_DEVICE_ID             = BITS(31:16),
                
        C_VIP_COMMAND_STATUS            = 0x0008,
                C_VIP_POWER_ST                  = BITS(1:0),
                C_VIP_XHOST_ON                  = BITS(2:2),
                C_VIP_P1_SUPPORT                = BITS(16:16),
                C_VIP_P2_SUPPORT                = BITS(17:17),
                C_VIP_HOST_CAP                  = BITS(19:18),
        
        C_VIP_REVISION_ID                       = 0x000c,
                C_VIP_REVISION_ID_MASK  = BITS(15:0)
};
        
class CVIPPort {
public:
        CVIPPort(CRadeon & radeon);

        ~CVIPPort();
        
        status_t InitCheck() const;
        
        CRadeon & Radeon();
        
        int Register(int device, int address) {
                return fRadeon.VIPRegister( device, address );
        }
        
        void SetRegister(int device, int address, int value) {
                fRadeon.SetVIPRegister( device, address, value );
        }
        
        int ReadFifo(int device, uint32 address, uint32 count, uint8 *buffer) {
                return fRadeon.VIPReadFifo( device, address, count, buffer );
        }
        
        int WriteFifo(int device, uint32 address, uint32 count, uint8 *buffer) {
                return fRadeon.VIPWriteFifo( device, address, count, buffer );
        }
        
        int FindVIPDevice( uint32 device_id ) {
                return fRadeon.FindVIPDevice( device_id );
        }

private:
        CRadeon & fRadeon;
};

#endif