1 /**
2  * Copyright (C) 2005 - 2011 Emulex
3  * All rights reserved.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License version 2
7  * as published by the Free Software Foundation.  The full GNU General
8  * Public License is included in this distribution in the file called COPYING.
9  *
10  * Written by: Jayamohan Kallickal (jayamohan.kallickal@emulex.com)
11  *
12  * Contact Information:
13  * linux-drivers@emulex.com
14  *
15  * Emulex
16  * 3333 Susan Street
17  * Costa Mesa, CA 92626
18  */
19 
20 #ifndef _BEISCSI_MGMT_
21 #define _BEISCSI_MGMT_
22 
23 #include <linux/types.h>
24 #include <linux/list.h>
25 #include "be_iscsi.h"
26 #include "be_main.h"
27 
28 /**
29  * Pseudo amap definition in which each bit of the actual structure is defined
30  * as a byte: used to calculate offset/shift/mask of each field
31  */
32 struct amap_mcc_sge {
33 	u8 pa_lo[32];		/* dword 0 */
34 	u8 pa_hi[32];		/* dword 1 */
35 	u8 length[32];		/* DWORD 2 */
36 } __packed;
37 
38 /**
39  * Pseudo amap definition in which each bit of the actual structure is defined
40  * as a byte: used to calculate offset/shift/mask of each field
41  */
42 struct amap_mcc_wrb_payload {
43 	union {
44 		struct amap_mcc_sge sgl[19];
45 		u8 embedded[59 * 32];	/* DWORDS 57 to 115 */
46 	} u;
47 } __packed;
48 
49 /**
50  * Pseudo amap definition in which each bit of the actual structure is defined
51  * as a byte: used to calculate offset/shift/mask of each field
52  */
53 struct amap_mcc_wrb {
54 	u8 embedded;		/* DWORD 0 */
55 	u8 rsvd0[2];		/* DWORD 0 */
56 	u8 sge_count[5];	/* DWORD 0 */
57 	u8 rsvd1[16];		/* DWORD 0 */
58 	u8 special[8];		/* DWORD 0 */
59 	u8 payload_length[32];
60 	u8 tag[64];		/* DWORD 2 */
61 	u8 rsvd2[32];		/* DWORD 4 */
62 	struct amap_mcc_wrb_payload payload;
63 };
64 
65 struct mcc_sge {
66 	u32 pa_lo;		/* dword 0 */
67 	u32 pa_hi;		/* dword 1 */
68 	u32 length;		/* DWORD 2 */
69 } __packed;
70 
71 struct mcc_wrb_payload {
72 	union {
73 		struct mcc_sge sgl[19];
74 		u32 embedded[59];	/* DWORDS 57 to 115 */
75 	} u;
76 } __packed;
77 
78 #define MCC_WRB_EMBEDDED_MASK                0x00000001
79 
80 struct mcc_wrb {
81 	u32 dw[0];		/* DWORD 0 */
82 	u32 payload_length;
83 	u32 tag[2];		/* DWORD 2 */
84 	u32 rsvd2[1];		/* DWORD 4 */
85 	struct mcc_wrb_payload payload;
86 };
87 
88 int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
89 int mgmt_open_connection(struct beiscsi_hba *phba,
90 			 struct sockaddr *dst_addr,
91 			 struct beiscsi_endpoint *beiscsi_ep,
92 			 struct be_dma_mem *nonemb_cmd);
93 
94 unsigned int mgmt_upload_connection(struct beiscsi_hba *phba,
95 				     unsigned short cid,
96 				     unsigned int upload_flag);
97 unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
98 				struct invalidate_command_table *inv_tbl,
99 				unsigned int num_invalidate, unsigned int cid,
100 				struct be_dma_mem *nonemb_cmd);
101 
102 struct iscsi_invalidate_connection_params_in {
103 	struct be_cmd_req_hdr hdr;
104 	unsigned int session_handle;
105 	unsigned short cid;
106 	unsigned short unused;
107 	unsigned short cleanup_type;
108 	unsigned short save_cfg;
109 } __packed;
110 
111 struct iscsi_invalidate_connection_params_out {
112 	unsigned int session_handle;
113 	unsigned short cid;
114 	unsigned short unused;
115 } __packed;
116 
117 union iscsi_invalidate_connection_params {
118 	struct iscsi_invalidate_connection_params_in request;
119 	struct iscsi_invalidate_connection_params_out response;
120 } __packed;
121 
122 struct invalidate_commands_params_in {
123 	struct be_cmd_req_hdr hdr;
124 	unsigned int ref_handle;
125 	unsigned int icd_count;
126 	struct invalidate_command_table table[128];
127 	unsigned short cleanup_type;
128 	unsigned short unused;
129 } __packed;
130 
131 struct invalidate_commands_params_out {
132 	unsigned int ref_handle;
133 	unsigned int icd_count;
134 	unsigned int icd_status[128];
135 } __packed;
136 
137 union invalidate_commands_params {
138 	struct invalidate_commands_params_in request;
139 	struct invalidate_commands_params_out response;
140 } __packed;
141 
142 struct mgmt_hba_attributes {
143 	u8 flashrom_version_string[32];
144 	u8 manufacturer_name[32];
145 	u32 supported_modes;
146 	u8 seeprom_version_lo;
147 	u8 seeprom_version_hi;
148 	u8 rsvd0[2];
149 	u32 fw_cmd_data_struct_version;
150 	u32 ep_fw_data_struct_version;
151 	u32 future_reserved[12];
152 	u32 default_extended_timeout;
153 	u8 controller_model_number[32];
154 	u8 controller_description[64];
155 	u8 controller_serial_number[32];
156 	u8 ip_version_string[32];
157 	u8 firmware_version_string[32];
158 	u8 bios_version_string[32];
159 	u8 redboot_version_string[32];
160 	u8 driver_version_string[32];
161 	u8 fw_on_flash_version_string[32];
162 	u32 functionalities_supported;
163 	u16 max_cdblength;
164 	u8 asic_revision;
165 	u8 generational_guid[16];
166 	u8 hba_port_count;
167 	u16 default_link_down_timeout;
168 	u8 iscsi_ver_min_max;
169 	u8 multifunction_device;
170 	u8 cache_valid;
171 	u8 hba_status;
172 	u8 max_domains_supported;
173 	u8 phy_port;
174 	u32 firmware_post_status;
175 	u32 hba_mtu[8];
176 	u8 iscsi_features;
177 	u8 future_u8[3];
178 	u32 future_u32[3];
179 } __packed;
180 
181 struct mgmt_controller_attributes {
182 	struct mgmt_hba_attributes hba_attribs;
183 	u16 pci_vendor_id;
184 	u16 pci_device_id;
185 	u16 pci_sub_vendor_id;
186 	u16 pci_sub_system_id;
187 	u8 pci_bus_number;
188 	u8 pci_device_number;
189 	u8 pci_function_number;
190 	u8 interface_type;
191 	u64 unique_identifier;
192 	u8 netfilters;
193 	u8 rsvd0[3];
194 	u8 future_u32[4];
195 } __packed;
196 
197 struct be_mgmt_controller_attributes {
198 	struct be_cmd_req_hdr hdr;
199 	struct mgmt_controller_attributes params;
200 } __packed;
201 
202 struct be_mgmt_controller_attributes_resp {
203 	struct be_cmd_resp_hdr hdr;
204 	struct mgmt_controller_attributes params;
205 } __packed;
206 
207 /* configuration management */
208 
209 #define GET_MGMT_CONTROLLER_WS(phba)    (phba->pmgmt_ws)
210 
211 /* MGMT CMD flags */
212 
213 #define MGMT_CMDH_FREE                (1<<0)
214 
215 /*  --- MGMT_ERROR_CODES --- */
216 /*  Error Codes returned in the status field of the CMD response header */
217 #define MGMT_STATUS_SUCCESS 0	/* The CMD completed without errors */
218 #define MGMT_STATUS_FAILED 1	/* Error status in the Status field of */
219 				/* the CMD_RESPONSE_HEADER  */
220 
221 #define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
222     pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
223 					bus_address.u.a32.address_lo;  \
224     pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
225 					bus_address.u.a32.address_hi;  \
226 }
227 
228 struct beiscsi_endpoint {
229 	struct beiscsi_hba *phba;
230 	struct beiscsi_sess *sess;
231 	struct beiscsi_conn *conn;
232 	struct iscsi_endpoint *openiscsi_ep;
233 	unsigned short ip_type;
234 	char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
235 	unsigned long dst_addr;
236 	unsigned short ep_cid;
237 	unsigned int fw_handle;
238 	u16 dst_tcpport;
239 	u16 cid_vld;
240 };
241 
242 int mgmt_get_fw_config(struct be_ctrl_info *ctrl,
243 				 struct beiscsi_hba *phba);
244 
245 unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
246 					 struct beiscsi_endpoint *beiscsi_ep,
247 					 unsigned short cid,
248 					 unsigned short issue_reset,
249 					 unsigned short savecfg_flag);
250 
251 #endif
252