drivers/scsi/qedi/qedi_nvm_iscsi_cfg.h

Source file repositories/reference/linux-study-clean/drivers/scsi/qedi/qedi_nvm_iscsi_cfg.h

File Facts

System
Linux kernel
Corpus path
drivers/scsi/qedi/qedi_nvm_iscsi_cfg.h
Extension
.h
Size
6900 bytes
Lines
208
Domain
Driver Families
Bucket
drivers/scsi
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct nvm_iscsi_initiator_ipv4 {
	union nvm_iscsi_ipv4_addr addr;				/* 0x0 */
	union nvm_iscsi_ipv4_addr subnet_mask;			/* 0x4 */
	union nvm_iscsi_ipv4_addr gateway;			/* 0x8 */
	union nvm_iscsi_ipv4_addr primary_dns;			/* 0xC */
	union nvm_iscsi_ipv4_addr secondary_dns;		/* 0x10 */
	union nvm_iscsi_ipv4_addr dhcp_addr;			/* 0x14 */

	union nvm_iscsi_ipv4_addr isns_server;			/* 0x18 */
	union nvm_iscsi_ipv4_addr slp_server;			/* 0x1C */
	union nvm_iscsi_ipv4_addr primay_radius_server;		/* 0x20 */
	union nvm_iscsi_ipv4_addr secondary_radius_server;	/* 0x24 */

	union nvm_iscsi_ipv4_addr rsvd[4];			/* 0x28 */
};

struct nvm_iscsi_initiator_ipv6 {
	union nvm_iscsi_ipv6_addr addr;				/* 0x0 */
	union nvm_iscsi_ipv6_addr subnet_mask;			/* 0x10 */
	union nvm_iscsi_ipv6_addr gateway;			/* 0x20 */
	union nvm_iscsi_ipv6_addr primary_dns;			/* 0x30 */
	union nvm_iscsi_ipv6_addr secondary_dns;		/* 0x40 */
	union nvm_iscsi_ipv6_addr dhcp_addr;			/* 0x50 */

	union nvm_iscsi_ipv6_addr isns_server;			/* 0x60 */
	union nvm_iscsi_ipv6_addr slp_server;			/* 0x70 */
	union nvm_iscsi_ipv6_addr primay_radius_server;		/* 0x80 */
	union nvm_iscsi_ipv6_addr secondary_radius_server;	/* 0x90 */

	union nvm_iscsi_ipv6_addr rsvd[3];			/* 0xA0 */

	u32   config;						/* 0xD0 */
#define NVM_ISCSI_CFG_INITIATOR_IPV6_SUBNET_MASK_PREFIX_MASK      0x000000FF
#define NVM_ISCSI_CFG_INITIATOR_IPV6_SUBNET_MASK_PREFIX_OFFSET    0

	u32   rsvd_1[3];
};

#define NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN  256
union nvm_iscsi_name {
	u32 value[NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN / 4];
	u8  byte[NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN];
};

#define NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN  256
union nvm_iscsi_chap_name {
	u32 value[NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN / 4];
	u8  byte[NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN];
};

#define NVM_ISCSI_CFG_CHAP_PWD_MAX_LEN  16 /* md5 need per RFC1996
					    * is 16 octets
					    */
union nvm_iscsi_chap_password {
	u32 value[NVM_ISCSI_CFG_CHAP_PWD_MAX_LEN / 4];
	u8 byte[NVM_ISCSI_CFG_CHAP_PWD_MAX_LEN];
};

union nvm_iscsi_lun {
	u8  byte[8];
	u32 value[2];
};

struct nvm_iscsi_generic {
	u32 ctrl_flags;						/* 0x0 */
#define NVM_ISCSI_CFG_GEN_CHAP_ENABLED                 BIT(0)
#define NVM_ISCSI_CFG_GEN_DHCP_TCPIP_CONFIG_ENABLED    BIT(1)
#define NVM_ISCSI_CFG_GEN_DHCP_ISCSI_CONFIG_ENABLED    BIT(2)
#define NVM_ISCSI_CFG_GEN_IPV6_ENABLED                 BIT(3)
#define NVM_ISCSI_CFG_GEN_IPV4_FALLBACK_ENABLED        BIT(4)
#define NVM_ISCSI_CFG_GEN_ISNS_WORLD_LOGIN             BIT(5)
#define NVM_ISCSI_CFG_GEN_ISNS_SELECTIVE_LOGIN         BIT(6)
#define NVM_ISCSI_CFG_GEN_ADDR_REDIRECT_ENABLED	       BIT(7)
#define NVM_ISCSI_CFG_GEN_CHAP_MUTUAL_ENABLED          BIT(8)

	u32 timeout;						/* 0x4 */
#define NVM_ISCSI_CFG_GEN_DHCP_REQUEST_TIMEOUT_MASK       0x0000FFFF
#define NVM_ISCSI_CFG_GEN_DHCP_REQUEST_TIMEOUT_OFFSET     0
#define NVM_ISCSI_CFG_GEN_PORT_LOGIN_TIMEOUT_MASK         0xFFFF0000
#define NVM_ISCSI_CFG_GEN_PORT_LOGIN_TIMEOUT_OFFSET       16

	union nvm_iscsi_dhcp_vendor_id  dhcp_vendor_id;		/* 0x8  */
	u32 rsvd[62];						/* 0x108 */
};

struct nvm_iscsi_initiator {
	struct nvm_iscsi_initiator_ipv4 ipv4;			/* 0x0 */
	struct nvm_iscsi_initiator_ipv6 ipv6;			/* 0x38 */

	union nvm_iscsi_name           initiator_name;		/* 0x118 */

Annotation

Implementation Notes