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1 | /*************************************************************************** |
2 | dpti.h - description |
3 | ------------------- |
4 | begin : Thu Sep 7 2000 |
5 | copyright : (C) 2001 by Adaptec |
6 | |
7 | See Documentation/scsi/dpti.txt for history, notes, license info |
8 | and credits |
9 | ***************************************************************************/ |
10 | |
11 | /*************************************************************************** |
12 | * * |
13 | * This program is free software; you can redistribute it and/or modify * |
14 | * it under the terms of the GNU General Public License as published by * |
15 | * the Free Software Foundation; either version 2 of the License, or * |
16 | * (at your option) any later version. * |
17 | * * |
18 | ***************************************************************************/ |
19 | |
20 | #ifndef _DPT_H |
21 | #define _DPT_H |
22 | |
23 | #define MAX_TO_IOP_MESSAGES (255) |
24 | #define MAX_FROM_IOP_MESSAGES (255) |
25 | |
26 | |
27 | /* |
28 | * SCSI interface function Prototypes |
29 | */ |
30 | |
31 | static int adpt_detect(struct scsi_host_template * sht); |
32 | static int adpt_queue(struct Scsi_Host *h, struct scsi_cmnd * cmd); |
33 | static int adpt_abort(struct scsi_cmnd * cmd); |
34 | static int adpt_reset(struct scsi_cmnd* cmd); |
35 | static int adpt_release(struct Scsi_Host *host); |
36 | static int adpt_slave_configure(struct scsi_device *); |
37 | |
38 | static const char *adpt_info(struct Scsi_Host *pSHost); |
39 | static int adpt_bios_param(struct scsi_device * sdev, struct block_device *dev, |
40 | sector_t, int geom[]); |
41 | |
42 | static int adpt_bus_reset(struct scsi_cmnd* cmd); |
43 | static int adpt_device_reset(struct scsi_cmnd* cmd); |
44 | |
45 | |
46 | /* |
47 | * struct scsi_host_template (see scsi/scsi_host.h) |
48 | */ |
49 | |
50 | #define DPT_DRIVER_NAME "Adaptec I2O RAID" |
51 | |
52 | #ifndef HOSTS_C |
53 | |
54 | #include "dpt/sys_info.h" |
55 | #include <linux/wait.h> |
56 | #include "dpt/dpti_i2o.h" |
57 | #include "dpt/dpti_ioctl.h" |
58 | |
59 | #define DPT_I2O_VERSION "2.4 Build 5go" |
60 | #define DPT_VERSION 2 |
61 | #define DPT_REVISION '4' |
62 | #define DPT_SUBREVISION '5' |
63 | #define DPT_BETA "" |
64 | #define DPT_MONTH 8 |
65 | #define DPT_DAY 7 |
66 | #define DPT_YEAR (2001-1980) |
67 | |
68 | #define DPT_DRIVER "dpt_i2o" |
69 | #define DPTI_I2O_MAJOR (151) |
70 | #define DPT_ORGANIZATION_ID (0x1B) /* For Private Messages */ |
71 | #define DPTI_MAX_HBA (16) |
72 | #define MAX_CHANNEL (5) // Maximum Channel # Supported |
73 | #define MAX_ID (128) // Maximum Target ID Supported |
74 | |
75 | /* Sizes in 4 byte words */ |
76 | #define REPLY_FRAME_SIZE (17) |
77 | #define MAX_MESSAGE_SIZE (128) |
78 | #define SG_LIST_ELEMENTS (56) |
79 | |
80 | #define EMPTY_QUEUE 0xffffffff |
81 | #define I2O_INTERRUPT_PENDING_B (0x08) |
82 | |
83 | #define PCI_DPT_VENDOR_ID (0x1044) // DPT PCI Vendor ID |
84 | #define PCI_DPT_DEVICE_ID (0xA501) // DPT PCI I2O Device ID |
85 | #define PCI_DPT_RAPTOR_DEVICE_ID (0xA511) |
86 | |
87 | /* Debugging macro from Linux Device Drivers - Rubini */ |
88 | #undef PDEBUG |
89 | #ifdef DEBUG |
90 | //TODO add debug level switch |
91 | # define PDEBUG(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args) |
92 | # define PDEBUGV(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args) |
93 | #else |
94 | # define PDEBUG(fmt, args...) /* not debugging: nothing */ |
95 | # define PDEBUGV(fmt, args...) /* not debugging: nothing */ |
96 | #endif |
97 | |
98 | #define PERROR(fmt, args...) printk(KERN_ERR fmt, ##args) |
99 | #define PWARN(fmt, args...) printk(KERN_WARNING fmt, ##args) |
100 | #define PINFO(fmt, args...) printk(KERN_INFO fmt, ##args) |
101 | #define PCRIT(fmt, args...) printk(KERN_CRIT fmt, ##args) |
102 | |
103 | #define SHUTDOWN_SIGS (sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGTERM)) |
104 | |
105 | // Command timeouts |
106 | #define FOREVER (0) |
107 | #define TMOUT_INQUIRY (20) |
108 | #define TMOUT_FLUSH (360/45) |
109 | #define TMOUT_ABORT (30) |
110 | #define TMOUT_SCSI (300) |
111 | #define TMOUT_IOPRESET (360) |
112 | #define TMOUT_GETSTATUS (15) |
113 | #define TMOUT_INITOUTBOUND (15) |
114 | #define TMOUT_LCT (360) |
115 | |
116 | |
117 | #define I2O_SCSI_DEVICE_DSC_MASK 0x00FF |
118 | |
119 | #define I2O_DETAIL_STATUS_UNSUPPORTED_FUNCTION 0x000A |
120 | |
121 | #define I2O_SCSI_DSC_MASK 0xFF00 |
122 | #define I2O_SCSI_DSC_SUCCESS 0x0000 |
123 | #define I2O_SCSI_DSC_REQUEST_ABORTED 0x0200 |
124 | #define I2O_SCSI_DSC_UNABLE_TO_ABORT 0x0300 |
125 | #define I2O_SCSI_DSC_COMPLETE_WITH_ERROR 0x0400 |
126 | #define I2O_SCSI_DSC_ADAPTER_BUSY 0x0500 |
127 | #define I2O_SCSI_DSC_REQUEST_INVALID 0x0600 |
128 | #define I2O_SCSI_DSC_PATH_INVALID 0x0700 |
129 | #define I2O_SCSI_DSC_DEVICE_NOT_PRESENT 0x0800 |
130 | #define I2O_SCSI_DSC_UNABLE_TO_TERMINATE 0x0900 |
131 | #define I2O_SCSI_DSC_SELECTION_TIMEOUT 0x0A00 |
132 | #define I2O_SCSI_DSC_COMMAND_TIMEOUT 0x0B00 |
133 | #define I2O_SCSI_DSC_MR_MESSAGE_RECEIVED 0x0D00 |
134 | #define I2O_SCSI_DSC_SCSI_BUS_RESET 0x0E00 |
135 | #define I2O_SCSI_DSC_PARITY_ERROR_FAILURE 0x0F00 |
136 | #define I2O_SCSI_DSC_AUTOSENSE_FAILED 0x1000 |
137 | #define I2O_SCSI_DSC_NO_ADAPTER 0x1100 |
138 | #define I2O_SCSI_DSC_DATA_OVERRUN 0x1200 |
139 | #define I2O_SCSI_DSC_UNEXPECTED_BUS_FREE 0x1300 |
140 | #define I2O_SCSI_DSC_SEQUENCE_FAILURE 0x1400 |
141 | #define I2O_SCSI_DSC_REQUEST_LENGTH_ERROR 0x1500 |
142 | #define I2O_SCSI_DSC_PROVIDE_FAILURE 0x1600 |
143 | #define I2O_SCSI_DSC_BDR_MESSAGE_SENT 0x1700 |
144 | #define I2O_SCSI_DSC_REQUEST_TERMINATED 0x1800 |
145 | #define I2O_SCSI_DSC_IDE_MESSAGE_SENT 0x3300 |
146 | #define I2O_SCSI_DSC_RESOURCE_UNAVAILABLE 0x3400 |
147 | #define I2O_SCSI_DSC_UNACKNOWLEDGED_EVENT 0x3500 |
148 | #define I2O_SCSI_DSC_MESSAGE_RECEIVED 0x3600 |
149 | #define I2O_SCSI_DSC_INVALID_CDB 0x3700 |
150 | #define I2O_SCSI_DSC_LUN_INVALID 0x3800 |
151 | #define I2O_SCSI_DSC_SCSI_TID_INVALID 0x3900 |
152 | #define I2O_SCSI_DSC_FUNCTION_UNAVAILABLE 0x3A00 |
153 | #define I2O_SCSI_DSC_NO_NEXUS 0x3B00 |
154 | #define I2O_SCSI_DSC_SCSI_IID_INVALID 0x3C00 |
155 | #define I2O_SCSI_DSC_CDB_RECEIVED 0x3D00 |
156 | #define I2O_SCSI_DSC_LUN_ALREADY_ENABLED 0x3E00 |
157 | #define I2O_SCSI_DSC_BUS_BUSY 0x3F00 |
158 | #define I2O_SCSI_DSC_QUEUE_FROZEN 0x4000 |
159 | |
160 | |
161 | #ifndef TRUE |
162 | #define TRUE 1 |
163 | #define FALSE 0 |
164 | #endif |
165 | |
166 | #define HBA_FLAGS_INSTALLED_B 0x00000001 // Adapter Was Installed |
167 | #define HBA_FLAGS_BLINKLED_B 0x00000002 // Adapter In Blink LED State |
168 | #define HBA_FLAGS_IN_RESET 0x00000040 /* in reset */ |
169 | #define HBA_HOSTRESET_FAILED 0x00000080 /* adpt_resethost failed */ |
170 | |
171 | |
172 | // Device state flags |
173 | #define DPTI_DEV_ONLINE 0x00 |
174 | #define DPTI_DEV_UNSCANNED 0x01 |
175 | #define DPTI_DEV_RESET 0x02 |
176 | #define DPTI_DEV_OFFLINE 0x04 |
177 | |
178 | |
179 | struct adpt_device { |
180 | struct adpt_device* next_lun; |
181 | u32 flags; |
182 | u32 type; |
183 | u32 capacity; |
184 | u32 block_size; |
185 | u8 scsi_channel; |
186 | u8 scsi_id; |
187 | u8 scsi_lun; |
188 | u8 state; |
189 | u16 tid; |
190 | struct i2o_device* pI2o_dev; |
191 | struct scsi_device *pScsi_dev; |
192 | }; |
193 | |
194 | struct adpt_channel { |
195 | struct adpt_device* device[MAX_ID]; /* used as an array of 128 scsi ids */ |
196 | u8 scsi_id; |
197 | u8 type; |
198 | u16 tid; |
199 | u32 state; |
200 | struct i2o_device* pI2o_dev; |
201 | }; |
202 | |
203 | // HBA state flags |
204 | #define DPTI_STATE_RESET (0x01) |
205 | #define DPTI_STATE_IOCTL (0x02) |
206 | |
207 | typedef struct _adpt_hba { |
208 | struct _adpt_hba *next; |
209 | struct pci_dev *pDev; |
210 | struct Scsi_Host *host; |
211 | u32 state; |
212 | spinlock_t state_lock; |
213 | int unit; |
214 | int host_no; /* SCSI host number */ |
215 | u8 initialized; |
216 | u8 in_use; /* is the management node open*/ |
217 | |
218 | char name[32]; |
219 | char detail[55]; |
220 | |
221 | void __iomem *base_addr_virt; |
222 | void __iomem *msg_addr_virt; |
223 | ulong base_addr_phys; |
224 | void __iomem *post_port; |
225 | void __iomem *reply_port; |
226 | void __iomem *irq_mask; |
227 | u16 post_count; |
228 | u32 post_fifo_size; |
229 | u32 reply_fifo_size; |
230 | u32* reply_pool; |
231 | dma_addr_t reply_pool_pa; |
232 | u32 sg_tablesize; // Scatter/Gather List Size. |
233 | u8 top_scsi_channel; |
234 | u8 top_scsi_id; |
235 | u8 top_scsi_lun; |
236 | u8 dma64; |
237 | |
238 | i2o_status_block* status_block; |
239 | dma_addr_t status_block_pa; |
240 | i2o_hrt* hrt; |
241 | dma_addr_t hrt_pa; |
242 | i2o_lct* lct; |
243 | dma_addr_t lct_pa; |
244 | uint lct_size; |
245 | struct i2o_device* devices; |
246 | struct adpt_channel channel[MAX_CHANNEL]; |
247 | struct proc_dir_entry* proc_entry; /* /proc dir */ |
248 | |
249 | void __iomem *FwDebugBuffer_P; // Virtual Address Of FW Debug Buffer |
250 | u32 FwDebugBufferSize; // FW Debug Buffer Size In Bytes |
251 | void __iomem *FwDebugStrLength_P;// Virtual Addr Of FW Debug String Len |
252 | void __iomem *FwDebugFlags_P; // Virtual Address Of FW Debug Flags |
253 | void __iomem *FwDebugBLEDflag_P;// Virtual Addr Of FW Debug BLED |
254 | void __iomem *FwDebugBLEDvalue_P;// Virtual Addr Of FW Debug BLED |
255 | u32 FwDebugFlags; |
256 | u32 *ioctl_reply_context[4]; |
257 | } adpt_hba; |
258 | |
259 | struct sg_simple_element { |
260 | u32 flag_count; |
261 | u32 addr_bus; |
262 | }; |
263 | |
264 | /* |
265 | * Function Prototypes |
266 | */ |
267 | |
268 | static void adpt_i2o_sys_shutdown(void); |
269 | static int adpt_init(void); |
270 | static int adpt_i2o_build_sys_table(void); |
271 | static irqreturn_t adpt_isr(int irq, void *dev_id); |
272 | |
273 | static void adpt_i2o_report_hba_unit(adpt_hba* pHba, struct i2o_device *d); |
274 | static int adpt_i2o_query_scalar(adpt_hba* pHba, int tid, |
275 | int group, int field, void *buf, int buflen); |
276 | #ifdef DEBUG |
277 | static const char *adpt_i2o_get_class_name(int class); |
278 | #endif |
279 | static int adpt_i2o_issue_params(int cmd, adpt_hba* pHba, int tid, |
280 | void *opblk, dma_addr_t opblk_pa, int oplen, |
281 | void *resblk, dma_addr_t resblk_pa, int reslen); |
282 | static int adpt_i2o_post_wait(adpt_hba* pHba, u32* msg, int len, int timeout); |
283 | static int adpt_i2o_lct_get(adpt_hba* pHba); |
284 | static int adpt_i2o_parse_lct(adpt_hba* pHba); |
285 | static int adpt_i2o_activate_hba(adpt_hba* pHba); |
286 | static int adpt_i2o_enable_hba(adpt_hba* pHba); |
287 | static int adpt_i2o_install_device(adpt_hba* pHba, struct i2o_device *d); |
288 | static s32 adpt_i2o_post_this(adpt_hba* pHba, u32* data, int len); |
289 | static s32 adpt_i2o_quiesce_hba(adpt_hba* pHba); |
290 | static s32 adpt_i2o_status_get(adpt_hba* pHba); |
291 | static s32 adpt_i2o_init_outbound_q(adpt_hba* pHba); |
292 | static s32 adpt_i2o_hrt_get(adpt_hba* pHba); |
293 | static s32 adpt_scsi_to_i2o(adpt_hba* pHba, struct scsi_cmnd* cmd, struct adpt_device* dptdevice); |
294 | static s32 adpt_i2o_to_scsi(void __iomem *reply, struct scsi_cmnd* cmd); |
295 | static s32 adpt_scsi_host_alloc(adpt_hba* pHba,struct scsi_host_template * sht); |
296 | static s32 adpt_hba_reset(adpt_hba* pHba); |
297 | static s32 adpt_i2o_reset_hba(adpt_hba* pHba); |
298 | static s32 adpt_rescan(adpt_hba* pHba); |
299 | static s32 adpt_i2o_reparse_lct(adpt_hba* pHba); |
300 | static s32 adpt_send_nop(adpt_hba*pHba,u32 m); |
301 | static void adpt_i2o_delete_hba(adpt_hba* pHba); |
302 | static void adpt_inquiry(adpt_hba* pHba); |
303 | static void adpt_fail_posted_scbs(adpt_hba* pHba); |
304 | static struct adpt_device* adpt_find_device(adpt_hba* pHba, u32 chan, u32 id, u32 lun); |
305 | static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev) ; |
306 | static int adpt_i2o_online_hba(adpt_hba* pHba); |
307 | static void adpt_i2o_post_wait_complete(u32, int); |
308 | static int adpt_i2o_systab_send(adpt_hba* pHba); |
309 | |
310 | static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd, ulong arg); |
311 | static int adpt_open(struct inode *inode, struct file *file); |
312 | static int adpt_close(struct inode *inode, struct file *file); |
313 | |
314 | |
315 | #ifdef UARTDELAY |
316 | static void adpt_delay(int millisec); |
317 | #endif |
318 | |
319 | #define PRINT_BUFFER_SIZE 512 |
320 | |
321 | #define HBA_FLAGS_DBG_FLAGS_MASK 0xffff0000 // Mask for debug flags |
322 | #define HBA_FLAGS_DBG_KERNEL_PRINT_B 0x00010000 // Kernel Debugger Print |
323 | #define HBA_FLAGS_DBG_FW_PRINT_B 0x00020000 // Firmware Debugger Print |
324 | #define HBA_FLAGS_DBG_FUNCTION_ENTRY_B 0x00040000 // Function Entry Point |
325 | #define HBA_FLAGS_DBG_FUNCTION_EXIT_B 0x00080000 // Function Exit |
326 | #define HBA_FLAGS_DBG_ERROR_B 0x00100000 // Error Conditions |
327 | #define HBA_FLAGS_DBG_INIT_B 0x00200000 // Init Prints |
328 | #define HBA_FLAGS_DBG_OS_COMMANDS_B 0x00400000 // OS Command Info |
329 | #define HBA_FLAGS_DBG_SCAN_B 0x00800000 // Device Scan |
330 | |
331 | #define FW_DEBUG_STR_LENGTH_OFFSET 0 |
332 | #define FW_DEBUG_FLAGS_OFFSET 4 |
333 | #define FW_DEBUG_BLED_OFFSET 8 |
334 | |
335 | #define FW_DEBUG_FLAGS_NO_HEADERS_B 0x01 |
336 | #endif /* !HOSTS_C */ |
337 | #endif /* _DPT_H */ |
338 |
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