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-rw-r--r--drivers/fc4/socal.h314
1 files changed, 0 insertions, 314 deletions
diff --git a/drivers/fc4/socal.h b/drivers/fc4/socal.h
deleted file mode 100644
index 774edf68e4d2..000000000000
--- a/drivers/fc4/socal.h
+++ /dev/null
@@ -1,314 +0,0 @@
1/* socal.h: Definitions for Sparc SUNW,socal (SOC+) Fibre Channel Sbus driver.
2 *
3 * Copyright (C) 1998,1999 Jakub Jelinek (jj@ultra.linux.cz)
4 */
5
6#ifndef __SOCAL_H
7#define __SOCAL_H
8
9#include "fc.h"
10#include "fcp.h"
11#include "fcp_impl.h"
12
13/* Hardware register offsets and constants first {{{ */
14#define CFG 0x00UL
15#define SAE 0x04UL
16#define CMD 0x08UL
17#define IMASK 0x0cUL
18#define REQP 0x10UL
19#define RESP 0x14UL
20
21/* Config Register */
22#define SOCAL_CFG_EXT_RAM_BANK_MASK 0x07000000
23#define SOCAL_CFG_EEPROM_BANK_MASK 0x00030000
24#define SOCAL_CFG_BURST64_MASK 0x00000700
25#define SOCAL_CFG_SBUS_PARITY_TEST 0x00000020
26#define SOCAL_CFG_SBUS_PARITY_CHECK 0x00000010
27#define SOCAL_CFG_SBUS_ENHANCED 0x00000008
28#define SOCAL_CFG_BURST_MASK 0x00000007
29/* Bursts */
30#define SOCAL_CFG_BURST_4 0x00000000
31#define SOCAL_CFG_BURST_8 0x00000003
32#define SOCAL_CFG_BURST_16 0x00000004
33#define SOCAL_CFG_BURST_32 0x00000005
34#define SOCAL_CFG_BURST_64 0x00000006
35#define SOCAL_CFG_BURST_128 0x00000007
36
37/* Slave Access Error Register */
38#define SOCAL_SAE_ALIGNMENT 0x00000004
39#define SOCAL_SAE_UNSUPPORTED 0x00000002
40#define SOCAL_SAE_PARITY 0x00000001
41
42/* Command & Status Register */
43#define SOCAL_CMD_RSP_QALL 0x000f0000
44#define SOCAL_CMD_RSP_Q0 0x00010000
45#define SOCAL_CMD_RSP_Q1 0x00020000
46#define SOCAL_CMD_RSP_Q2 0x00040000
47#define SOCAL_CMD_RSP_Q3 0x00080000
48#define SOCAL_CMD_REQ_QALL 0x00000f00
49#define SOCAL_CMD_REQ_Q0 0x00000100
50#define SOCAL_CMD_REQ_Q1 0x00000200
51#define SOCAL_CMD_REQ_Q2 0x00000400
52#define SOCAL_CMD_REQ_Q3 0x00000800
53#define SOCAL_CMD_SAE 0x00000080
54#define SOCAL_CMD_INTR_PENDING 0x00000008
55#define SOCAL_CMD_NON_QUEUED 0x00000004
56#define SOCAL_CMD_IDLE 0x00000002
57#define SOCAL_CMD_SOFT_RESET 0x00000001
58
59/* Interrupt Mask Register */
60#define SOCAL_IMASK_RSP_QALL 0x000f0000
61#define SOCAL_IMASK_RSP_Q0 0x00010000
62#define SOCAL_IMASK_RSP_Q1 0x00020000
63#define SOCAL_IMASK_RSP_Q2 0x00040000
64#define SOCAL_IMASK_RSP_Q3 0x00080000
65#define SOCAL_IMASK_REQ_QALL 0x00000f00
66#define SOCAL_IMASK_REQ_Q0 0x00000100
67#define SOCAL_IMASK_REQ_Q1 0x00000200
68#define SOCAL_IMASK_REQ_Q2 0x00000400
69#define SOCAL_IMASK_REQ_Q3 0x00000800
70#define SOCAL_IMASK_SAE 0x00000080
71#define SOCAL_IMASK_NON_QUEUED 0x00000004
72
73#define SOCAL_INTR(s, cmd) \
74 (((cmd & SOCAL_CMD_RSP_QALL) | ((~cmd) & SOCAL_CMD_REQ_QALL)) \
75 & s->imask)
76
77#define SOCAL_SETIMASK(s, i) \
78do { (s)->imask = (i); \
79 sbus_writel((i), (s)->regs + IMASK); \
80} while (0)
81
82#define SOCAL_MAX_EXCHANGES 1024
83
84/* XRAM
85 *
86 * This is a 64KB register area.
87 * From the documentation, it seems like it is finally able to cope
88 * at least with 1,2,4 byte accesses for read and 2,4 byte accesses for write.
89 */
90
91/* Circular Queue */
92
93#define SOCAL_CQ_REQ_OFFSET 0x200
94#define SOCAL_CQ_RSP_OFFSET 0x220
95
96typedef struct {
97 u32 address;
98 u8 in;
99 u8 out;
100 u8 last;
101 u8 seqno;
102} socal_hw_cq;
103
104#define SOCAL_PORT_A 0x0000 /* From/To Port A */
105#define SOCAL_PORT_B 0x0001 /* From/To Port A */
106#define SOCAL_FC_HDR 0x0002 /* Contains FC Header */
107#define SOCAL_NORSP 0x0004 /* Don't generate response nor interrupt */
108#define SOCAL_NOINT 0x0008 /* Generate response but not interrupt */
109#define SOCAL_XFERRDY 0x0010 /* Generate XFERRDY */
110#define SOCAL_IGNOREPARAM 0x0020 /* Ignore PARAM field in the FC header */
111#define SOCAL_COMPLETE 0x0040 /* Command completed */
112#define SOCAL_UNSOLICITED 0x0080 /* For request this is the packet to establish unsolicited pools, */
113 /* for rsp this is unsolicited packet */
114#define SOCAL_STATUS 0x0100 /* State change (on/off line) */
115#define SOCAL_RSP_HDR 0x0200 /* Return frame header in any case */
116
117typedef struct {
118 u32 token;
119 u16 flags;
120 u8 class;
121 u8 segcnt;
122 u32 bytecnt;
123} socal_hdr;
124
125typedef struct {
126 u32 base;
127 u32 count;
128} socal_data;
129
130#define SOCAL_CQTYPE_NOP 0x00
131#define SOCAL_CQTYPE_OUTBOUND 0x01
132#define SOCAL_CQTYPE_INBOUND 0x02
133#define SOCAL_CQTYPE_SIMPLE 0x03
134#define SOCAL_CQTYPE_IO_WRITE 0x04
135#define SOCAL_CQTYPE_IO_READ 0x05
136#define SOCAL_CQTYPE_UNSOLICITED 0x06
137#define SOCAL_CQTYPE_BYPASS_DEV 0x06
138#define SOCAL_CQTYPE_DIAG 0x07
139#define SOCAL_CQTYPE_OFFLINE 0x08
140#define SOCAL_CQTYPE_ADD_POOL 0x09
141#define SOCAL_CQTYPE_DELETE_POOL 0x0a
142#define SOCAL_CQTYPE_ADD_BUFFER 0x0b
143#define SOCAL_CQTYPE_ADD_POOL_BUFFER 0x0c
144#define SOCAL_CQTYPE_REQUEST_ABORT 0x0d
145#define SOCAL_CQTYPE_REQUEST_LIP 0x0e
146#define SOCAL_CQTYPE_REPORT_MAP 0x0f
147#define SOCAL_CQTYPE_RESPONSE 0x10
148#define SOCAL_CQTYPE_INLINE 0x20
149
150#define SOCAL_CQFLAGS_CONT 0x01
151#define SOCAL_CQFLAGS_FULL 0x02
152#define SOCAL_CQFLAGS_BADHDR 0x04
153#define SOCAL_CQFLAGS_BADPKT 0x08
154
155typedef struct {
156 socal_hdr shdr;
157 socal_data data[3];
158 fc_hdr fchdr;
159 u8 count;
160 u8 type;
161 u8 flags;
162 u8 seqno;
163} socal_req;
164
165#define SOCAL_OK 0
166#define SOCAL_P_RJT 2
167#define SOCAL_F_RJT 3
168#define SOCAL_P_BSY 4
169#define SOCAL_F_BSY 5
170#define SOCAL_ONLINE 0x10
171#define SOCAL_OFFLINE 0x11
172#define SOCAL_TIMEOUT 0x12
173#define SOCAL_OVERRUN 0x13
174#define SOCAL_ONLINE_LOOP 0x14
175#define SOCAL_OLD_PORT 0x15
176#define SOCAL_AL_PORT 0x16
177#define SOCAL_UNKOWN_CQ_TYPE 0x20
178#define SOCAL_BAD_SEG_CNT 0x21
179#define SOCAL_MAX_XCHG_EXCEEDED 0x22
180#define SOCAL_BAD_XID 0x23
181#define SOCAL_XCHG_BUSY 0x24
182#define SOCAL_BAD_POOL_ID 0x25
183#define SOCAL_INSUFFICIENT_CQES 0x26
184#define SOCAL_ALLOC_FAIL 0x27
185#define SOCAL_BAD_SID 0x28
186#define SOCAL_NO_SEG_INIT 0x29
187#define SOCAL_BAD_DID 0x2a
188#define SOCAL_ABORTED 0x30
189#define SOCAL_ABORT_FAILED 0x31
190
191typedef struct {
192 socal_hdr shdr;
193 u32 status;
194 socal_data data;
195 u8 xxx1[10];
196 u16 ncmds;
197 fc_hdr fchdr;
198 u8 count;
199 u8 type;
200 u8 flags;
201 u8 seqno;
202} socal_rsp;
203
204typedef struct {
205 socal_hdr shdr;
206 u8 xxx1[48];
207 u8 count;
208 u8 type;
209 u8 flags;
210 u8 seqno;
211} socal_cmdonly;
212
213#define SOCAL_DIAG_NOP 0x00
214#define SOCAL_DIAG_INT_LOOP 0x01
215#define SOCAL_DIAG_EXT_LOOP 0x02
216#define SOCAL_DIAG_REM_LOOP 0x03
217#define SOCAL_DIAG_XRAM_TEST 0x04
218#define SOCAL_DIAG_SOC_TEST 0x05
219#define SOCAL_DIAG_HCB_TEST 0x06
220#define SOCAL_DIAG_SOCLB_TEST 0x07
221#define SOCAL_DIAG_SRDSLB_TEST 0x08
222#define SOCAL_DIAG_EXTOE_TEST 0x09
223
224typedef struct {
225 socal_hdr shdr;
226 u32 cmd;
227 u8 xxx1[44];
228 u8 count;
229 u8 type;
230 u8 flags;
231 u8 seqno;
232} socal_diag_req;
233
234#define SOCAL_POOL_MASK_RCTL 0x800000
235#define SOCAL_POOL_MASK_DID 0x700000
236#define SOCAL_POOL_MASK_SID 0x070000
237#define SOCAL_POOL_MASK_TYPE 0x008000
238#define SOCAL_POOL_MASK_F_CTL 0x007000
239#define SOCAL_POOL_MASK_SEQ_ID 0x000800
240#define SOCAL_POOL_MASK_D_CTL 0x000400
241#define SOCAL_POOL_MASK_SEQ_CNT 0x000300
242#define SOCAL_POOL_MASK_OX_ID 0x0000f0
243#define SOCAL_POOL_MASK_PARAM 0x00000f
244
245typedef struct {
246 socal_hdr shdr;
247 u32 pool_id;
248 u32 header_mask;
249 u32 buf_size;
250 u32 entries;
251 u8 xxx1[8];
252 fc_hdr fchdr;
253 u8 count;
254 u8 type;
255 u8 flags;
256 u8 seqno;
257} socal_pool_req;
258
259/* }}} */
260
261/* Now our software structures and constants we use to drive the beast {{{ */
262
263#define SOCAL_CQ_REQ0_SIZE 4
264#define SOCAL_CQ_REQ1_SIZE 256
265#define SOCAL_CQ_RSP0_SIZE 8
266#define SOCAL_CQ_RSP1_SIZE 4
267#define SOCAL_CQ_RSP2_SIZE 4
268
269#define SOCAL_SOLICITED_RSP_Q 0
270#define SOCAL_SOLICITED_BAD_RSP_Q 1
271#define SOCAL_UNSOLICITED_RSP_Q 2
272
273struct socal;
274
275typedef struct {
276 /* This must come first */
277 fc_channel fc;
278 struct socal *s;
279 u16 flags;
280 u16 mask;
281} socal_port;
282
283typedef struct {
284 socal_hw_cq __iomem *hw_cq; /* Related XRAM cq */
285 socal_req *pool;
286 u8 in;
287 u8 out;
288 u8 last;
289 u8 seqno;
290} socal_cq;
291
292struct socal {
293 spinlock_t lock;
294 socal_port port[2]; /* Every SOCAL has one or two FC ports */
295 socal_cq req[4]; /* Request CQs */
296 socal_cq rsp[4]; /* Response CQs */
297 int socal_no;
298 void __iomem *regs;
299 void __iomem *xram;
300 void __iomem *eeprom;
301 fc_wwn wwn;
302 u32 imask; /* Our copy of regs->imask */
303 u32 cfg; /* Our copy of regs->cfg */
304 char serv_params[80];
305 struct socal *next;
306 int curr_port; /* Which port will have priority to fcp_queue_empty */
307
308 socal_req * req_cpu;
309 u32 req_dvma;
310};
311
312/* }}} */
313
314#endif /* !(__SOCAL_H) */
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