drivers/net/benet/be_hw.h - kernel/msm - Gitiles

 /*
  * Copyright (C) 2005 - 2009 ServerEngines
  * All rights reserved.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License version 2
  * as published by the Free Software Foundation.  The full GNU General
  * Public License is included in this distribution in the file called COPYING.
  *
  * Contact Information:
  * linux-drivers@serverengines.com
  *
  * ServerEngines
  * 209 N. Fair Oaks Ave
  * Sunnyvale, CA 94085
  */

 /********* Mailbox door bell *************/
 /* Used for driver communication with the FW.
  * The software must write this register twice to post any command. First,
  * it writes the register with hi=1 and the upper bits of the physical address
  * for the MAILBOX structure. Software must poll the ready bit until this
  * is acknowledged. Then, sotware writes the register with hi=0 with the lower
  * bits in the address. It must poll the ready bit until the command is
  * complete. Upon completion, the MAILBOX will contain a valid completion
  * queue entry.
  */
 #define MPU_MAILBOX_DB_OFFSET	0x160
 #define MPU_MAILBOX_DB_RDY_MASK	0x1 	/* bit 0 */
 #define MPU_MAILBOX_DB_HI_MASK	0x2	/* bit 1 */

 #define MPU_EP_CONTROL 		0

 /********** MPU semphore ******************/
 #define MPU_EP_SEMAPHORE_OFFSET 	0xac
 #define EP_SEMAPHORE_POST_STAGE_MASK	0x0000FFFF
 #define EP_SEMAPHORE_POST_ERR_MASK	0x1
 #define EP_SEMAPHORE_POST_ERR_SHIFT	31
 /* MPU semphore POST stage values */
 #define POST_STAGE_AWAITING_HOST_RDY 	0x1 /* FW awaiting goahead from host */
 #define POST_STAGE_HOST_RDY 		0x2 /* Host has given go-ahed to FW */
 #define POST_STAGE_BE_RESET		0x3 /* Host wants to reset chip */
 #define POST_STAGE_ARMFW_RDY		0xc000	/* FW is done with POST */

 /********* Memory BAR register ************/
 #define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 	0xfc
 /* Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt
  * Disable" may still globally block interrupts in addition to individual
  * interrupt masks; a mechanism for the device driver to block all interrupts
  * atomically without having to arbitrate for the PCI Interrupt Disable bit
  * with the OS.
  */
 #define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK	(1 << 29) /* bit 29 */

 /********* Power managment (WOL) **********/
 #define PCICFG_PM_CONTROL_OFFSET		0x44
 #define PCICFG_PM_CONTROL_MASK			0x108	/* bits 3 & 8 */

 /********* ISR0 Register offset **********/
 #define CEV_ISR0_OFFSET 			0xC18
 #define CEV_ISR_SIZE				4

 /********* Event Q door bell *************/
 #define DB_EQ_OFFSET			DB_CQ_OFFSET
 #define DB_EQ_RING_ID_MASK		0x1FF	/* bits 0 - 8 */
 /* Clear the interrupt for this eq */
 #define DB_EQ_CLR_SHIFT			(9)	/* bit 9 */
 /* Must be 1 */
 #define DB_EQ_EVNT_SHIFT		(10)	/* bit 10 */
 /* Number of event entries processed */
 #define DB_EQ_NUM_POPPED_SHIFT		(16)	/* bits 16 - 28 */
 /* Rearm bit */
 #define DB_EQ_REARM_SHIFT		(29)	/* bit 29 */

 /********* Compl Q door bell *************/
 #define DB_CQ_OFFSET 			0x120
 #define DB_CQ_RING_ID_MASK		0x3FF	/* bits 0 - 9 */
 /* Number of event entries processed */
 #define DB_CQ_NUM_POPPED_SHIFT		(16) 	/* bits 16 - 28 */
 /* Rearm bit */
 #define DB_CQ_REARM_SHIFT		(29) 	/* bit 29 */

 /********** TX ULP door bell *************/
 #define DB_TXULP1_OFFSET		0x60
 #define DB_TXULP_RING_ID_MASK		0x7FF	/* bits 0 - 10 */
 /* Number of tx entries posted */
 #define DB_TXULP_NUM_POSTED_SHIFT	(16)	/* bits 16 - 29 */
 #define DB_TXULP_NUM_POSTED_MASK	0x3FFF	/* bits 16 - 29 */

 /********** RQ(erx) door bell ************/
 #define DB_RQ_OFFSET 			0x100
 #define DB_RQ_RING_ID_MASK		0x3FF	/* bits 0 - 9 */
 /* Number of rx frags posted */
 #define DB_RQ_NUM_POSTED_SHIFT		(24)	/* bits 24 - 31 */

 /********** MCC door bell ************/
 #define DB_MCCQ_OFFSET 			0x140
 #define DB_MCCQ_RING_ID_MASK		0x7FF	/* bits 0 - 10 */
 /* Number of entries posted */
 #define DB_MCCQ_NUM_POSTED_SHIFT	(16)	/* bits 16 - 29 */

 /*
  * BE descriptors: host memory data structures whose formats
  * are hardwired in BE silicon.
  */
 /* Event Queue Descriptor */
 #define EQ_ENTRY_VALID_MASK 		0x1	/* bit 0 */
 #define EQ_ENTRY_RES_ID_MASK 		0xFFFF	/* bits 16 - 31 */
 #define EQ_ENTRY_RES_ID_SHIFT 		16
 struct be_eq_entry {
 	u32 evt;
 };

 /* TX Queue Descriptor */
 #define ETH_WRB_FRAG_LEN_MASK		0xFFFF
 struct be_eth_wrb {
 	u32 frag_pa_hi;		/* dword 0 */
 	u32 frag_pa_lo;		/* dword 1 */
 	u32 rsvd0;		/* dword 2 */
 	u32 frag_len;		/* dword 3: bits 0 - 15 */
 } __packed;

 /* Pseudo amap definition for eth_hdr_wrb in which each bit of the
  * actual structure is defined as a byte : used to calculate
  * offset/shift/mask of each field */
 struct amap_eth_hdr_wrb {
 	u8 rsvd0[32];		/* dword 0 */
 	u8 rsvd1[32];		/* dword 1 */
 	u8 complete;		/* dword 2 */
 	u8 event;
 	u8 crc;
 	u8 forward;
 	u8 ipsec;
 	u8 mgmt;
 	u8 ipcs;
 	u8 udpcs;
 	u8 tcpcs;
 	u8 lso;
 	u8 vlan;
 	u8 gso[2];
 	u8 num_wrb[5];
 	u8 lso_mss[14];
 	u8 len[16];		/* dword 3 */
 	u8 vlan_tag[16];
 } __packed;

 struct be_eth_hdr_wrb {
 	u32 dw[4];
 };

 /* TX Compl Queue Descriptor */

 /* Pseudo amap definition for eth_tx_compl in which each bit of the
  * actual structure is defined as a byte: used to calculate
  * offset/shift/mask of each field */
 struct amap_eth_tx_compl {
 	u8 wrb_index[16];	/* dword 0 */
 	u8 ct[2]; 		/* dword 0 */
 	u8 port[2];		/* dword 0 */
 	u8 rsvd0[8];		/* dword 0 */
 	u8 status[4];		/* dword 0 */
 	u8 user_bytes[16];	/* dword 1 */
 	u8 nwh_bytes[8];	/* dword 1 */
 	u8 lso;			/* dword 1 */
 	u8 cast_enc[2];		/* dword 1 */
 	u8 rsvd1[5];		/* dword 1 */
 	u8 rsvd2[32];		/* dword 2 */
 	u8 pkts[16];		/* dword 3 */
 	u8 ringid[11];		/* dword 3 */
 	u8 hash_val[4];		/* dword 3 */
 	u8 valid;		/* dword 3 */
 } __packed;

 struct be_eth_tx_compl {
 	u32 dw[4];
 };

 /* RX Queue Descriptor */
 struct be_eth_rx_d {
 	u32 fragpa_hi;
 	u32 fragpa_lo;
 };

 /* RX Compl Queue Descriptor */

 /* Pseudo amap definition for eth_rx_compl in which each bit of the
  * actual structure is defined as a byte: used to calculate
  * offset/shift/mask of each field */
 struct amap_eth_rx_compl {
 	u8 vlan_tag[16];	/* dword 0 */
 	u8 pktsize[14];		/* dword 0 */
 	u8 port;		/* dword 0 */
 	u8 ip_opt;		/* dword 0 */
 	u8 err;			/* dword 1 */
 	u8 rsshp;		/* dword 1 */
 	u8 ipf;			/* dword 1 */
 	u8 tcpf;		/* dword 1 */
 	u8 udpf;		/* dword 1 */
 	u8 ipcksm;		/* dword 1 */
 	u8 l4_cksm;		/* dword 1 */
 	u8 ip_version;		/* dword 1 */
 	u8 macdst[6];		/* dword 1 */
 	u8 vtp;			/* dword 1 */
 	u8 rsvd0;		/* dword 1 */
 	u8 fragndx[10];		/* dword 1 */
 	u8 ct[2];		/* dword 1 */
 	u8 sw;			/* dword 1 */
 	u8 numfrags[3];		/* dword 1 */
 	u8 rss_flush;		/* dword 2 */
 	u8 cast_enc[2];		/* dword 2 */
 	u8 vtm;			/* dword 2 */
 	u8 rss_bank;		/* dword 2 */
 	u8 rsvd1[23];		/* dword 2 */
 	u8 lro_pkt;		/* dword 2 */
 	u8 rsvd2[2];		/* dword 2 */
 	u8 valid;		/* dword 2 */
 	u8 rsshash[32];		/* dword 3 */
 } __packed;

 struct be_eth_rx_compl {
 	u32 dw[4];
 };

 /* Flashrom related descriptors */
 #define IMAGE_TYPE_FIRMWARE		160
 #define IMAGE_TYPE_BOOTCODE		224
 #define IMAGE_TYPE_OPTIONROM		32

 #define NUM_FLASHDIR_ENTRIES		32

 #define FLASHROM_TYPE_ISCSI_ACTIVE	0
 #define FLASHROM_TYPE_REDBOOT		1
 #define FLASHROM_TYPE_BIOS		2
 #define FLASHROM_TYPE_PXE_BIOS		3
 #define FLASHROM_TYPE_FCOE_BIOS		8
 #define FLASHROM_TYPE_ISCSI_BACKUP	9
 #define FLASHROM_TYPE_FCOE_FW_ACTIVE	10
 #define FLASHROM_TYPE_FCOE_FW_BACKUP 	11

 #define FLASHROM_OPER_FLASH		1
 #define FLASHROM_OPER_SAVE		2
 #define FLASHROM_OPER_REPORT		4

 #define FLASH_IMAGE_MAX_SIZE            (1310720) /* Max firmware image size */
 #define FLASH_BIOS_IMAGE_MAX_SIZE       (262144)  /* Max OPTION ROM image sz */
 #define FLASH_REDBOOT_IMAGE_MAX_SIZE    (262144)  /* Max redboot image sz */

 /* Offsets for components on Flash. */
 #define FLASH_iSCSI_PRIMARY_IMAGE_START (1048576)
 #define FLASH_iSCSI_BACKUP_IMAGE_START  (2359296)
 #define FLASH_FCoE_PRIMARY_IMAGE_START  (3670016)
 #define FLASH_FCoE_BACKUP_IMAGE_START   (4980736)
 #define FLASH_iSCSI_BIOS_START          (7340032)
 #define FLASH_PXE_BIOS_START            (7864320)
 #define FLASH_FCoE_BIOS_START           (524288)
 #define FLASH_REDBOOT_START		(32768)
 #define FLASH_REDBOOT_ISM_START		(0)

 struct controller_id {
 	u32 vendor;
 	u32 device;
 	u32 subvendor;
 	u32 subdevice;
 };

 struct flash_file_hdr {
 	u8 sign[32];
 	u32 cksum;
 	u32 antidote;
 	struct controller_id cont_id;
 	u32 file_len;
 	u32 chunk_num;
 	u32 total_chunks;
 	u32 num_imgs;
 	u8 build[24];
 };

 struct flash_section_hdr {
 	u32 format_rev;
 	u32 cksum;
 	u32 antidote;
 	u32 build_no;
 	u8 id_string[64];
 	u32 active_entry_mask;
 	u32 valid_entry_mask;
 	u32 org_content_mask;
 	u32 rsvd0;
 	u32 rsvd1;
 	u32 rsvd2;
 	u32 rsvd3;
 	u32 rsvd4;
 };

 struct flash_section_entry {
 	u32 type;
 	u32 offset;
 	u32 pad_size;
 	u32 image_size;
 	u32 cksum;
 	u32 entry_point;
 	u32 rsvd0;
 	u32 rsvd1;
 	u8 ver_data[32];
 };

 struct flash_section_info {
 	u8 cookie[32];
 	struct flash_section_hdr fsec_hdr;
 	struct flash_section_entry fsec_entry[32];
 };
	/*
	* Copyright (C) 2005 - 2009 ServerEngines
	* All rights reserved.
	*
	* This program is free software; you can redistribute it and/or
	* modify it under the terms of the GNU General Public License version 2
	* as published by the Free Software Foundation. The full GNU General
	* Public License is included in this distribution in the file called COPYING.
	*
	* Contact Information:
	* linux-drivers@serverengines.com
	*
	* ServerEngines
	* 209 N. Fair Oaks Ave
	* Sunnyvale, CA 94085
	*/

	/******* Mailbox door bell ***********/
	/* Used for driver communication with the FW.
	* The software must write this register twice to post any command. First,
	* it writes the register with hi=1 and the upper bits of the physical address
	* for the MAILBOX structure. Software must poll the ready bit until this
	* is acknowledged. Then, sotware writes the register with hi=0 with the lower
	* bits in the address. It must poll the ready bit until the command is
	* complete. Upon completion, the MAILBOX will contain a valid completion
	* queue entry.
	*/
	#define MPU_MAILBOX_DB_OFFSET 0x160
	#define MPU_MAILBOX_DB_RDY_MASK 0x1 /* bit 0 */
	#define MPU_MAILBOX_DB_HI_MASK 0x2 /* bit 1 */

	#define MPU_EP_CONTROL 0

	/******** MPU semphore ****************/
	#define MPU_EP_SEMAPHORE_OFFSET 0xac
	#define EP_SEMAPHORE_POST_STAGE_MASK 0x0000FFFF
	#define EP_SEMAPHORE_POST_ERR_MASK 0x1
	#define EP_SEMAPHORE_POST_ERR_SHIFT 31
	/* MPU semphore POST stage values */
	#define POST_STAGE_AWAITING_HOST_RDY 0x1 /* FW awaiting goahead from host */
	#define POST_STAGE_HOST_RDY 0x2 /* Host has given go-ahed to FW */
	#define POST_STAGE_BE_RESET 0x3 /* Host wants to reset chip */
	#define POST_STAGE_ARMFW_RDY 0xc000 /* FW is done with POST */

	/******* Memory BAR register **********/
	#define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 0xfc
	/* Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt
	* Disable" may still globally block interrupts in addition to individual
	* interrupt masks; a mechanism for the device driver to block all interrupts
	* atomically without having to arbitrate for the PCI Interrupt Disable bit
	* with the OS.
	*/
	#define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK (1 << 29) /* bit 29 */

	/******* Power managment (WOL) ********/
	#define PCICFG_PM_CONTROL_OFFSET 0x44
	#define PCICFG_PM_CONTROL_MASK 0x108 /* bits 3 & 8 */

	/******* ISR0 Register offset ********/
	#define CEV_ISR0_OFFSET 0xC18
	#define CEV_ISR_SIZE 4

	/******* Event Q door bell ***********/
	#define DB_EQ_OFFSET DB_CQ_OFFSET
	#define DB_EQ_RING_ID_MASK 0x1FF /* bits 0 - 8 */
	/* Clear the interrupt for this eq */
	#define DB_EQ_CLR_SHIFT (9) /* bit 9 */
	/* Must be 1 */
	#define DB_EQ_EVNT_SHIFT (10) /* bit 10 */
	/* Number of event entries processed */
	#define DB_EQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */
	/* Rearm bit */
	#define DB_EQ_REARM_SHIFT (29) /* bit 29 */

	/******* Compl Q door bell ***********/
	#define DB_CQ_OFFSET 0x120
	#define DB_CQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */
	/* Number of event entries processed */
	#define DB_CQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */
	/* Rearm bit */
	#define DB_CQ_REARM_SHIFT (29) /* bit 29 */

	/******** TX ULP door bell ***********/
	#define DB_TXULP1_OFFSET 0x60
	#define DB_TXULP_RING_ID_MASK 0x7FF /* bits 0 - 10 */
	/* Number of tx entries posted */
	#define DB_TXULP_NUM_POSTED_SHIFT (16) /* bits 16 - 29 */
	#define DB_TXULP_NUM_POSTED_MASK 0x3FFF /* bits 16 - 29 */

	/******** RQ(erx) door bell **********/
	#define DB_RQ_OFFSET 0x100
	#define DB_RQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */
	/* Number of rx frags posted */
	#define DB_RQ_NUM_POSTED_SHIFT (24) /* bits 24 - 31 */

	/******** MCC door bell **********/
	#define DB_MCCQ_OFFSET 0x140
	#define DB_MCCQ_RING_ID_MASK 0x7FF /* bits 0 - 10 */
	/* Number of entries posted */
	#define DB_MCCQ_NUM_POSTED_SHIFT (16) /* bits 16 - 29 */

	/*
	* BE descriptors: host memory data structures whose formats
	* are hardwired in BE silicon.
	*/
	/* Event Queue Descriptor */
	#define EQ_ENTRY_VALID_MASK 0x1 /* bit 0 */
	#define EQ_ENTRY_RES_ID_MASK 0xFFFF /* bits 16 - 31 */
	#define EQ_ENTRY_RES_ID_SHIFT 16
	struct be_eq_entry {
	u32 evt;
	};

	/* TX Queue Descriptor */
	#define ETH_WRB_FRAG_LEN_MASK 0xFFFF
	struct be_eth_wrb {
	u32 frag_pa_hi; /* dword 0 */
	u32 frag_pa_lo; /* dword 1 */
	u32 rsvd0; /* dword 2 */
	u32 frag_len; /* dword 3: bits 0 - 15 */
	} __packed;

	/* Pseudo amap definition for eth_hdr_wrb in which each bit of the
	* actual structure is defined as a byte : used to calculate
	* offset/shift/mask of each field */
	struct amap_eth_hdr_wrb {
	u8 rsvd0[32]; /* dword 0 */
	u8 rsvd1[32]; /* dword 1 */
	u8 complete; /* dword 2 */
	u8 event;
	u8 crc;
	u8 forward;
	u8 ipsec;
	u8 mgmt;
	u8 ipcs;
	u8 udpcs;
	u8 tcpcs;
	u8 lso;
	u8 vlan;
	u8 gso[2];
	u8 num_wrb[5];
	u8 lso_mss[14];
	u8 len[16]; /* dword 3 */
	u8 vlan_tag[16];
	} __packed;

	struct be_eth_hdr_wrb {
	u32 dw[4];
	};

	/* TX Compl Queue Descriptor */

	/* Pseudo amap definition for eth_tx_compl in which each bit of the
	* actual structure is defined as a byte: used to calculate
	* offset/shift/mask of each field */
	struct amap_eth_tx_compl {
	u8 wrb_index[16]; /* dword 0 */
	u8 ct[2]; /* dword 0 */
	u8 port[2]; /* dword 0 */
	u8 rsvd0[8]; /* dword 0 */
	u8 status[4]; /* dword 0 */
	u8 user_bytes[16]; /* dword 1 */
	u8 nwh_bytes[8]; /* dword 1 */
	u8 lso; /* dword 1 */
	u8 cast_enc[2]; /* dword 1 */
	u8 rsvd1[5]; /* dword 1 */
	u8 rsvd2[32]; /* dword 2 */
	u8 pkts[16]; /* dword 3 */
	u8 ringid[11]; /* dword 3 */
	u8 hash_val[4]; /* dword 3 */
	u8 valid; /* dword 3 */
	} __packed;

	struct be_eth_tx_compl {
	u32 dw[4];
	};

	/* RX Queue Descriptor */
	struct be_eth_rx_d {
	u32 fragpa_hi;
	u32 fragpa_lo;
	};

	/* RX Compl Queue Descriptor */

	/* Pseudo amap definition for eth_rx_compl in which each bit of the
	* actual structure is defined as a byte: used to calculate
	* offset/shift/mask of each field */
	struct amap_eth_rx_compl {
	u8 vlan_tag[16]; /* dword 0 */
	u8 pktsize[14]; /* dword 0 */
	u8 port; /* dword 0 */
	u8 ip_opt; /* dword 0 */
	u8 err; /* dword 1 */
	u8 rsshp; /* dword 1 */
	u8 ipf; /* dword 1 */
	u8 tcpf; /* dword 1 */
	u8 udpf; /* dword 1 */
	u8 ipcksm; /* dword 1 */
	u8 l4_cksm; /* dword 1 */
	u8 ip_version; /* dword 1 */
	u8 macdst[6]; /* dword 1 */
	u8 vtp; /* dword 1 */
	u8 rsvd0; /* dword 1 */
	u8 fragndx[10]; /* dword 1 */
	u8 ct[2]; /* dword 1 */
	u8 sw; /* dword 1 */
	u8 numfrags[3]; /* dword 1 */
	u8 rss_flush; /* dword 2 */
	u8 cast_enc[2]; /* dword 2 */
	u8 vtm; /* dword 2 */
	u8 rss_bank; /* dword 2 */
	u8 rsvd1[23]; /* dword 2 */
	u8 lro_pkt; /* dword 2 */
	u8 rsvd2[2]; /* dword 2 */
	u8 valid; /* dword 2 */
	u8 rsshash[32]; /* dword 3 */
	} __packed;

	struct be_eth_rx_compl {
	u32 dw[4];
	};

	/* Flashrom related descriptors */
	#define IMAGE_TYPE_FIRMWARE 160
	#define IMAGE_TYPE_BOOTCODE 224
	#define IMAGE_TYPE_OPTIONROM 32

	#define NUM_FLASHDIR_ENTRIES 32

	#define FLASHROM_TYPE_ISCSI_ACTIVE 0
	#define FLASHROM_TYPE_REDBOOT 1
	#define FLASHROM_TYPE_BIOS 2
	#define FLASHROM_TYPE_PXE_BIOS 3
	#define FLASHROM_TYPE_FCOE_BIOS 8
	#define FLASHROM_TYPE_ISCSI_BACKUP 9
	#define FLASHROM_TYPE_FCOE_FW_ACTIVE 10
	#define FLASHROM_TYPE_FCOE_FW_BACKUP 11

	#define FLASHROM_OPER_FLASH 1
	#define FLASHROM_OPER_SAVE 2
	#define FLASHROM_OPER_REPORT 4

	#define FLASH_IMAGE_MAX_SIZE (1310720) /* Max firmware image size */
	#define FLASH_BIOS_IMAGE_MAX_SIZE (262144) /* Max OPTION ROM image sz */
	#define FLASH_REDBOOT_IMAGE_MAX_SIZE (262144) /* Max redboot image sz */

	/* Offsets for components on Flash. */
	#define FLASH_iSCSI_PRIMARY_IMAGE_START (1048576)
	#define FLASH_iSCSI_BACKUP_IMAGE_START (2359296)
	#define FLASH_FCoE_PRIMARY_IMAGE_START (3670016)
	#define FLASH_FCoE_BACKUP_IMAGE_START (4980736)
	#define FLASH_iSCSI_BIOS_START (7340032)
	#define FLASH_PXE_BIOS_START (7864320)
	#define FLASH_FCoE_BIOS_START (524288)
	#define FLASH_REDBOOT_START (32768)
	#define FLASH_REDBOOT_ISM_START (0)

	struct controller_id {
	u32 vendor;
	u32 device;
	u32 subvendor;
	u32 subdevice;
	};

	struct flash_file_hdr {
	u8 sign[32];
	u32 cksum;
	u32 antidote;
	struct controller_id cont_id;
	u32 file_len;
	u32 chunk_num;
	u32 total_chunks;
	u32 num_imgs;
	u8 build[24];
	};

	struct flash_section_hdr {
	u32 format_rev;
	u32 cksum;
	u32 antidote;
	u32 build_no;
	u8 id_string[64];
	u32 active_entry_mask;
	u32 valid_entry_mask;
	u32 org_content_mask;
	u32 rsvd0;
	u32 rsvd1;
	u32 rsvd2;
	u32 rsvd3;
	u32 rsvd4;
	};

	struct flash_section_entry {
	u32 type;
	u32 offset;
	u32 pad_size;
	u32 image_size;
	u32 cksum;
	u32 entry_point;
	u32 rsvd0;
	u32 rsvd1;
	u8 ver_data[32];
	};

	struct flash_section_info {
	u8 cookie[32];
	struct flash_section_hdr fsec_hdr;
	struct flash_section_entry fsec_entry[32];
	};