xref: /openbmc/linux/drivers/scsi/be2iscsi/be_mgmt.h (revision 1fa6ac37)
1 /**
2  * Copyright (C) 2005 - 2010 ServerEngines
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 (jayamohank@serverengines.com)
11  *
12  * Contact Information:
13  * linux-drivers@serverengines.com
14  *
15  * ServerEngines
16  * 209 N. Fair Oaks Ave
17  * Sunnyvale, CA 94085
18  *
19  */
20 
21 #ifndef _BEISCSI_MGMT_
22 #define _BEISCSI_MGMT_
23 
24 #include <linux/types.h>
25 #include <linux/list.h>
26 #include "be_iscsi.h"
27 #include "be_main.h"
28 
29 /**
30  * Pseudo amap definition in which each bit of the actual structure is defined
31  * as a byte: used to calculate offset/shift/mask of each field
32  */
33 struct amap_mcc_sge {
34 	u8 pa_lo[32];		/* dword 0 */
35 	u8 pa_hi[32];		/* dword 1 */
36 	u8 length[32];		/* DWORD 2 */
37 } __packed;
38 
39 /**
40  * Pseudo amap definition in which each bit of the actual structure is defined
41  * as a byte: used to calculate offset/shift/mask of each field
42  */
43 struct amap_mcc_wrb_payload {
44 	union {
45 		struct amap_mcc_sge sgl[19];
46 		u8 embedded[59 * 32];	/* DWORDS 57 to 115 */
47 	} u;
48 } __packed;
49 
50 /**
51  * Pseudo amap definition in which each bit of the actual structure is defined
52  * as a byte: used to calculate offset/shift/mask of each field
53  */
54 struct amap_mcc_wrb {
55 	u8 embedded;		/* DWORD 0 */
56 	u8 rsvd0[2];		/* DWORD 0 */
57 	u8 sge_count[5];	/* DWORD 0 */
58 	u8 rsvd1[16];		/* DWORD 0 */
59 	u8 special[8];		/* DWORD 0 */
60 	u8 payload_length[32];
61 	u8 tag[64];		/* DWORD 2 */
62 	u8 rsvd2[32];		/* DWORD 4 */
63 	struct amap_mcc_wrb_payload payload;
64 };
65 
66 struct mcc_sge {
67 	u32 pa_lo;		/* dword 0 */
68 	u32 pa_hi;		/* dword 1 */
69 	u32 length;		/* DWORD 2 */
70 } __packed;
71 
72 struct mcc_wrb_payload {
73 	union {
74 		struct mcc_sge sgl[19];
75 		u32 embedded[59];	/* DWORDS 57 to 115 */
76 	} u;
77 } __packed;
78 
79 #define MCC_WRB_EMBEDDED_MASK                0x00000001
80 
81 struct mcc_wrb {
82 	u32 dw[0];		/* DWORD 0 */
83 	u32 payload_length;
84 	u32 tag[2];		/* DWORD 2 */
85 	u32 rsvd2[1];		/* DWORD 4 */
86 	struct mcc_wrb_payload payload;
87 };
88 
89 unsigned char mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
90 int mgmt_open_connection(struct beiscsi_hba *phba, struct sockaddr *dst_addr,
91 			 struct beiscsi_endpoint *beiscsi_ep);
92 
93 unsigned char mgmt_upload_connection(struct beiscsi_hba *phba,
94 				     unsigned short cid,
95 				     unsigned int upload_flag);
96 unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba,
97 				struct invalidate_command_table *inv_tbl,
98 				unsigned int num_invalidate, unsigned int cid);
99 
100 struct iscsi_invalidate_connection_params_in {
101 	struct be_cmd_req_hdr hdr;
102 	unsigned int session_handle;
103 	unsigned short cid;
104 	unsigned short unused;
105 	unsigned short cleanup_type;
106 	unsigned short save_cfg;
107 } __packed;
108 
109 struct iscsi_invalidate_connection_params_out {
110 	unsigned int session_handle;
111 	unsigned short cid;
112 	unsigned short unused;
113 } __packed;
114 
115 union iscsi_invalidate_connection_params {
116 	struct iscsi_invalidate_connection_params_in request;
117 	struct iscsi_invalidate_connection_params_out response;
118 } __packed;
119 
120 struct invalidate_commands_params_in {
121 	struct be_cmd_req_hdr hdr;
122 	unsigned int ref_handle;
123 	unsigned int icd_count;
124 	struct invalidate_command_table table[128];
125 	unsigned short cleanup_type;
126 	unsigned short unused;
127 } __packed;
128 
129 struct invalidate_commands_params_out {
130 	unsigned int ref_handle;
131 	unsigned int icd_count;
132 	unsigned int icd_status[128];
133 } __packed;
134 
135 union invalidate_commands_params {
136 	struct invalidate_commands_params_in request;
137 	struct invalidate_commands_params_out response;
138 } __packed;
139 
140 struct mgmt_hba_attributes {
141 	u8 flashrom_version_string[32];
142 	u8 manufacturer_name[32];
143 	u32 supported_modes;
144 	u8 seeprom_version_lo;
145 	u8 seeprom_version_hi;
146 	u8 rsvd0[2];
147 	u32 fw_cmd_data_struct_version;
148 	u32 ep_fw_data_struct_version;
149 	u32 future_reserved[12];
150 	u32 default_extended_timeout;
151 	u8 controller_model_number[32];
152 	u8 controller_description[64];
153 	u8 controller_serial_number[32];
154 	u8 ip_version_string[32];
155 	u8 firmware_version_string[32];
156 	u8 bios_version_string[32];
157 	u8 redboot_version_string[32];
158 	u8 driver_version_string[32];
159 	u8 fw_on_flash_version_string[32];
160 	u32 functionalities_supported;
161 	u16 max_cdblength;
162 	u8 asic_revision;
163 	u8 generational_guid[16];
164 	u8 hba_port_count;
165 	u16 default_link_down_timeout;
166 	u8 iscsi_ver_min_max;
167 	u8 multifunction_device;
168 	u8 cache_valid;
169 	u8 hba_status;
170 	u8 max_domains_supported;
171 	u8 phy_port;
172 	u32 firmware_post_status;
173 	u32 hba_mtu[8];
174 	u8 iscsi_features;
175 	u8 future_u8[3];
176 	u32 future_u32[3];
177 } __packed;
178 
179 struct mgmt_controller_attributes {
180 	struct mgmt_hba_attributes hba_attribs;
181 	u16 pci_vendor_id;
182 	u16 pci_device_id;
183 	u16 pci_sub_vendor_id;
184 	u16 pci_sub_system_id;
185 	u8 pci_bus_number;
186 	u8 pci_device_number;
187 	u8 pci_function_number;
188 	u8 interface_type;
189 	u64 unique_identifier;
190 	u8 netfilters;
191 	u8 rsvd0[3];
192 	u8 future_u32[4];
193 } __packed;
194 
195 struct be_mgmt_controller_attributes {
196 	struct be_cmd_req_hdr hdr;
197 	struct mgmt_controller_attributes params;
198 } __packed;
199 
200 struct be_mgmt_controller_attributes_resp {
201 	struct be_cmd_resp_hdr hdr;
202 	struct mgmt_controller_attributes params;
203 } __packed;
204 
205 /* configuration management */
206 
207 #define GET_MGMT_CONTROLLER_WS(phba)    (phba->pmgmt_ws)
208 
209 /* MGMT CMD flags */
210 
211 #define MGMT_CMDH_FREE                (1<<0)
212 
213 /*  --- MGMT_ERROR_CODES --- */
214 /*  Error Codes returned in the status field of the CMD response header */
215 #define MGMT_STATUS_SUCCESS 0	/* The CMD completed without errors */
216 #define MGMT_STATUS_FAILED 1	/* Error status in the Status field of */
217 				/* the CMD_RESPONSE_HEADER  */
218 
219 #define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
220     pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
221 					bus_address.u.a32.address_lo;  \
222     pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
223 					bus_address.u.a32.address_hi;  \
224 }
225 
226 struct beiscsi_endpoint {
227 	struct beiscsi_hba *phba;
228 	struct beiscsi_sess *sess;
229 	struct beiscsi_conn *conn;
230 	struct iscsi_endpoint *openiscsi_ep;
231 	unsigned short ip_type;
232 	char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
233 	unsigned long dst_addr;
234 	unsigned short ep_cid;
235 	unsigned int fw_handle;
236 	u16 dst_tcpport;
237 	u16 cid_vld;
238 };
239 
240 unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl,
241 				 struct beiscsi_hba *phba);
242 
243 unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba,
244 					 struct beiscsi_endpoint *beiscsi_ep,
245 					 unsigned short cid,
246 					 unsigned short issue_reset,
247 					 unsigned short savecfg_flag);
248 
249 #endif
250