/*
 * Copyright (c) 2015 Emulex. All rights reserved. EMULEX CONFIDENTIAL.
 * Unpublished work. Copying, access, use or distribution requires an
 * applicable license approved by Emulex.
 */

// TODO:  We should reference this information from the driver directory, not copy it here.

#define ELX_PT_IOCTL_CMD_BASE		0x9a
#define IOCTL_CMD_ELX_PT_GET_INFO	_IOR(ELX_PT_IOCTL_CMD_BASE, 1, elx_pt_ioctl_info_t)
#define IOCTL_CMD_ELX_PT_DMA_ALLOC	_IOWR(ELX_PT_IOCTL_CMD_BASE, 2, elx_pt_ioctl_dma_alloc_t)
#define IOCTL_CMD_ELX_PT_DMA_FREE	_IOWR(ELX_PT_IOCTL_CMD_BASE, 3, elx_pt_ioctl_dma_free_t)
#define IOCTL_CMD_ELX_PT_DMA_SYNC	_IOWR(ELX_PT_IOCTL_CMD_BASE, 4, elx_pt_ioctl_dma_sync_t)
#define IOCTL_CMD_ELX_PT_MBOX		_IOWR(ELX_PT_IOCTL_CMD_BASE, 5, elx_pt_ioctl_mbox_t)
#define IOCTL_CMD_ELX_PT_MBOX_FC	_IOWR(ELX_PT_IOCTL_CMD_BASE, 6, elx_pt_ioctl_mbox_fc_t)
#define IOCTL_CMD_ELX_PT_ECD_HELPER	_IOWR(ELX_PT_IOCTL_CMD_BASE, 7, elx_pt_ioctl_ecd_helper_t)


typedef struct {
	uint32_t	instance;
	uint32_t	vendor;
	uint32_t	device;
	uint32_t	sli_intf;
	uint32_t	asic_id;
	char		bus_addr[80];
} elx_pt_ioctl_info_t;

typedef struct {
	uint32_t req_size;
	uintptr_t paddr;
	uint32_t tag;
} elx_pt_ioctl_dma_alloc_t;

typedef struct {
	uint32_t tag;
} elx_pt_ioctl_dma_free_t;

enum {
	ELX_PT_DMASYNC_PREWRITE=1,
	ELX_PT_DMASYNC_POSTREAD,
};

typedef struct {
	uint32_t flags;
	uintptr_t paddr;
	uint32_t size;
} elx_pt_ioctl_dma_sync_t;

typedef struct {
	uint32_t	*words;
	uint32_t	num_words;
} elx_pt_ioctl_mbox_t;

typedef struct {
	uint32_t	*words;
	uint32_t	num_words;
} elx_pt_ioctl_mbox_fc_t;

typedef enum {
	ELX_PT_ECD_HELPER_CFG_READ8,
	ELX_PT_ECD_HELPER_CFG_READ16,
	ELX_PT_ECD_HELPER_CFG_READ32,
	ELX_PT_ECD_HELPER_CFG_WRITE8,
	ELX_PT_ECD_HELPER_CFG_WRITE16,
	ELX_PT_ECD_HELPER_CFG_WRITE32,
	ELX_PT_ECD_HELPER_BAR_READ8,
	ELX_PT_ECD_HELPER_BAR_READ16,
	ELX_PT_ECD_HELPER_BAR_READ32,
	ELX_PT_ECD_HELPER_BAR_WRITE8,
	ELX_PT_ECD_HELPER_BAR_WRITE16,
	ELX_PT_ECD_HELPER_BAR_WRITE32,
} elx_pt_ecd_helper_cmd_t;

typedef struct {
	elx_pt_ecd_helper_cmd_t cmd;	/*<< coredump helper function command */
	uint32_t bar;			/*<< BAR value to use */
	uint32_t offset;		/*<< offset value to use */
	uint32_t data;			/*<< 32 bit data value to write or return read data in */
	int status;			/*<< status of helper function request */
} elx_pt_ioctl_ecd_helper_t;