/*
 *	Copyright 2009 Jasmin Fazlic All rights reserved.
 */
/*
 *	Cleaned and merged by iNDi
 */

#ifndef __LIBSAIO_DEVICE_INJECT_H
#define __LIBSAIO_DEVICE_INJECT_H

extern "C" {
#include <Protocol/DevicePath.h>
}

#include "../cpp_foundation/XBuffer.h"
#include "../include/Pci.h"

/* No more used
#define DP_ADD_TEMP_VAL(dev, val) devprop_add_value(dev, (CHAR8*)val[0], (UINT8*)val[1], (UINT32)AsciiStrLen(val[1]))
#define DP_ADD_TEMP_VAL_DATA(dev, val) devprop_add_value(dev, (CHAR8*)val.name, (UINT8*)val.data, val.size)
 */
#define MAX_PCI_DEV_PATHS 16


#pragma pack(1)
/* Option ROM header */
typedef struct {
	UINT16		signature;		// 0xAA55
	UINT8			rom_size;  //in 512 bytes blocks
  UINT8     jump;  //0xE9 for ATI and Intel, 0xEB for NVidia
	UINT8 		entry_point[4];  //offset to
	UINT8			reserved[16];
	UINT16		pci_header_offset;  //@0x18
	UINT16		expansion_header_offset;
} option_rom_header_t;

/* Option ROM PCI Data Structure */
typedef struct {
  UINT32		signature;		// 0x52494350 'PCIR'
  UINT16		vendor_id;
  UINT16		device_id;
  UINT16		vital_product_data_offset;
  UINT16		structure_length;
  UINT8			structure_revision;
  UINT8			class_code[3];
  UINT16		image_length;  //same as rom_size for NVidia and ATI, 0x80 for Intel
  UINT16		image_revision;
  UINT8			code_type;
  UINT8			indicator;
  UINT16		reserved;
} option_rom_pci_header_t;


XString8 get_pci_dev_path(pci_dt_t *pci_dt);
UINT32 pci_config_read32(pci_dt_t *pci_dt, UINT8 reg);
extern pci_dt_t* nvdevice;
void* PCIReadRom(pci_dt_t* device);

#if 0 //never do this
extern void setupDeviceProperties(Node *node);
#endif

struct ACPIDevPath {
	UINT8		type;		// = 2 ACPI device-path
	UINT8		subtype;	// = 1 ACPI Device-path
	UINT16	length;		// = 0x0c
	UINT32	_HID;		// = 0xD041030A ?
	UINT32	_UID;		// = 0x00000000 PCI ROOT
};

struct PCIDevPath {
	UINT8		type;		// = 1 Hardware device-path
	UINT8		subtype;	// = 1 PCI
	UINT16	length;		// = 6
	UINT8		function;	// pci func number
	UINT8		device;		// pci dev number
};

struct DevicePathEnd {
	UINT8		type;		// = 0x7f
	UINT8		subtype;	// = 0xff
	UINT16	length;		// = 4;
};

struct DevPropDevice {
	UINT32 length;
	UINT16 numentries;
	UINT16 WHAT2;										// 0x0000 ?
	struct ACPIDevPath acpi_dev_path;					// = 0x02010c00 0xd041030a
	struct PCIDevPath  pci_dev_path[MAX_PCI_DEV_PATHS]; // = 0x01010600 func dev
	struct DevicePathEnd path_end;						// = 0x7fff0400
	UINT8 *data;

	// ------------------------
	UINT8	 num_pci_devpaths;
	struct DevPropString *string;
	// ------------------------
};

typedef struct DevPropDevice  DevPropDevice;

struct DevPropString {
	UINT32 length;
	UINT32 WHAT2;			// 0x01000000 ?
	UINT16 numentries;
	UINT16 WHAT3;			// 0x0000     ?
	DevPropDevice **entries;
};

#pragma pack()

typedef struct DevPropString  DevPropString;

#ifndef DONT_DEFINE_GLOBALS
extern UINT32                          devices_number;
extern DevPropString *device_inject_string;
extern UINT8 *device_inject_stringdata;
extern UINT32 device_inject_stringlength;
#endif

DevPropString	*devprop_create_string(void);
//DevPropDevice	*devprop_add_device(DevPropString *string, char *path);
DevPropDevice	*devprop_add_device_pci(DevPropString *string, pci_dt_t *PciDt, EFI_DEVICE_PATH_PROTOCOL *DevicePath);
XBool			devprop_add_value(DevPropDevice *device, CONST CHAR8 *nm, const UINT8 *vl, UINTN len); // to be removed
XBool     devprop_add_value(DevPropDevice *device, const XString8& nm, const XBuffer<uint8_t>& vl);
XBuffer<char> devprop_generate_string(DevPropString *string);
void		    devprop_free_string(DevPropString *string);

XBool set_eth_props(pci_dt_t *eth_dev);
XBool set_usb_props(pci_dt_t *usb_dev);

UINT32 PciAddrFromDevicePath(EFI_DEVICE_PATH_PROTOCOL* DevicePath);

#endif /* !__LIBSAIO_DEVICE_INJECT_H */