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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/***************************************************************************
3 dpti.h - description
4 -------------------
5 begin : Thu Sep 7 2000
6 copyright : (C) 2001 by Adaptec
7
8 See Documentation/scsi/dpti.txt for history, notes, license info
9 and credits
10 ***************************************************************************/
11
12/***************************************************************************
13 * *
14 * *
15 ***************************************************************************/
16
17#ifndef _DPT_H
18#define _DPT_H
19
20#define MAX_TO_IOP_MESSAGES (255)
21#define MAX_FROM_IOP_MESSAGES (255)
22
23
24/*
25 * SCSI interface function Prototypes
26 */
27
28static int adpt_detect(struct scsi_host_template * sht);
29static int adpt_queue(struct Scsi_Host *h, struct scsi_cmnd * cmd);
30static int adpt_abort(struct scsi_cmnd * cmd);
31static int adpt_reset(struct scsi_cmnd* cmd);
32static int adpt_slave_configure(struct scsi_device *);
33
34static const char *adpt_info(struct Scsi_Host *pSHost);
35static int adpt_bios_param(struct scsi_device * sdev, struct block_device *dev,
36 sector_t, int geom[]);
37
38static int adpt_bus_reset(struct scsi_cmnd* cmd);
39static int adpt_device_reset(struct scsi_cmnd* cmd);
40
41
42/*
43 * struct scsi_host_template (see scsi/scsi_host.h)
44 */
45
46#define DPT_DRIVER_NAME "Adaptec I2O RAID"
47
48#ifndef HOSTS_C
49
50#include "dpt/sys_info.h"
51#include <linux/wait.h>
52#include "dpt/dpti_i2o.h"
53#include "dpt/dpti_ioctl.h"
54
55#define DPT_I2O_VERSION "2.4 Build 5go"
56#define DPT_VERSION 2
57#define DPT_REVISION '4'
58#define DPT_SUBREVISION '5'
59#define DPT_BETA ""
60#define DPT_MONTH 8
61#define DPT_DAY 7
62#define DPT_YEAR (2001-1980)
63
64#define DPT_DRIVER "dpt_i2o"
65#define DPTI_I2O_MAJOR (151)
66#define DPT_ORGANIZATION_ID (0x1B) /* For Private Messages */
67#define DPTI_MAX_HBA (16)
68#define MAX_CHANNEL (5) // Maximum Channel # Supported
69#define MAX_ID (128) // Maximum Target ID Supported
70
71/* Sizes in 4 byte words */
72#define REPLY_FRAME_SIZE (17)
73#define MAX_MESSAGE_SIZE (128)
74#define SG_LIST_ELEMENTS (56)
75
76#define EMPTY_QUEUE 0xffffffff
77#define I2O_INTERRUPT_PENDING_B (0x08)
78
79#define PCI_DPT_VENDOR_ID (0x1044) // DPT PCI Vendor ID
80#define PCI_DPT_DEVICE_ID (0xA501) // DPT PCI I2O Device ID
81#define PCI_DPT_RAPTOR_DEVICE_ID (0xA511)
82
83/* Debugging macro from Linux Device Drivers - Rubini */
84#undef PDEBUG
85#ifdef DEBUG
86//TODO add debug level switch
87# define PDEBUG(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args)
88# define PDEBUGV(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args)
89#else
90# define PDEBUG(fmt, args...) /* not debugging: nothing */
91# define PDEBUGV(fmt, args...) /* not debugging: nothing */
92#endif
93
94#define PERROR(fmt, args...) printk(KERN_ERR fmt, ##args)
95#define PWARN(fmt, args...) printk(KERN_WARNING fmt, ##args)
96#define PINFO(fmt, args...) printk(KERN_INFO fmt, ##args)
97#define PCRIT(fmt, args...) printk(KERN_CRIT fmt, ##args)
98
99#define SHUTDOWN_SIGS (sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGTERM))
100
101// Command timeouts
102#define FOREVER (0)
103#define TMOUT_INQUIRY (20)
104#define TMOUT_FLUSH (360/45)
105#define TMOUT_ABORT (30)
106#define TMOUT_SCSI (300)
107#define TMOUT_IOPRESET (360)
108#define TMOUT_GETSTATUS (15)
109#define TMOUT_INITOUTBOUND (15)
110#define TMOUT_LCT (360)
111
112
113#define I2O_SCSI_DEVICE_DSC_MASK 0x00FF
114
115#define I2O_DETAIL_STATUS_UNSUPPORTED_FUNCTION 0x000A
116
117#define I2O_SCSI_DSC_MASK 0xFF00
118#define I2O_SCSI_DSC_SUCCESS 0x0000
119#define I2O_SCSI_DSC_REQUEST_ABORTED 0x0200
120#define I2O_SCSI_DSC_UNABLE_TO_ABORT 0x0300
121#define I2O_SCSI_DSC_COMPLETE_WITH_ERROR 0x0400
122#define I2O_SCSI_DSC_ADAPTER_BUSY 0x0500
123#define I2O_SCSI_DSC_REQUEST_INVALID 0x0600
124#define I2O_SCSI_DSC_PATH_INVALID 0x0700
125#define I2O_SCSI_DSC_DEVICE_NOT_PRESENT 0x0800
126#define I2O_SCSI_DSC_UNABLE_TO_TERMINATE 0x0900
127#define I2O_SCSI_DSC_SELECTION_TIMEOUT 0x0A00
128#define I2O_SCSI_DSC_COMMAND_TIMEOUT 0x0B00
129#define I2O_SCSI_DSC_MR_MESSAGE_RECEIVED 0x0D00
130#define I2O_SCSI_DSC_SCSI_BUS_RESET 0x0E00
131#define I2O_SCSI_DSC_PARITY_ERROR_FAILURE 0x0F00
132#define I2O_SCSI_DSC_AUTOSENSE_FAILED 0x1000
133#define I2O_SCSI_DSC_NO_ADAPTER 0x1100
134#define I2O_SCSI_DSC_DATA_OVERRUN 0x1200
135#define I2O_SCSI_DSC_UNEXPECTED_BUS_FREE 0x1300
136#define I2O_SCSI_DSC_SEQUENCE_FAILURE 0x1400
137#define I2O_SCSI_DSC_REQUEST_LENGTH_ERROR 0x1500
138#define I2O_SCSI_DSC_PROVIDE_FAILURE 0x1600
139#define I2O_SCSI_DSC_BDR_MESSAGE_SENT 0x1700
140#define I2O_SCSI_DSC_REQUEST_TERMINATED 0x1800
141#define I2O_SCSI_DSC_IDE_MESSAGE_SENT 0x3300
142#define I2O_SCSI_DSC_RESOURCE_UNAVAILABLE 0x3400
143#define I2O_SCSI_DSC_UNACKNOWLEDGED_EVENT 0x3500
144#define I2O_SCSI_DSC_MESSAGE_RECEIVED 0x3600
145#define I2O_SCSI_DSC_INVALID_CDB 0x3700
146#define I2O_SCSI_DSC_LUN_INVALID 0x3800
147#define I2O_SCSI_DSC_SCSI_TID_INVALID 0x3900
148#define I2O_SCSI_DSC_FUNCTION_UNAVAILABLE 0x3A00
149#define I2O_SCSI_DSC_NO_NEXUS 0x3B00
150#define I2O_SCSI_DSC_SCSI_IID_INVALID 0x3C00
151#define I2O_SCSI_DSC_CDB_RECEIVED 0x3D00
152#define I2O_SCSI_DSC_LUN_ALREADY_ENABLED 0x3E00
153#define I2O_SCSI_DSC_BUS_BUSY 0x3F00
154#define I2O_SCSI_DSC_QUEUE_FROZEN 0x4000
155
156
157#ifndef TRUE
158#define TRUE 1
159#define FALSE 0
160#endif
161
162#define HBA_FLAGS_INSTALLED_B 0x00000001 // Adapter Was Installed
163#define HBA_FLAGS_BLINKLED_B 0x00000002 // Adapter In Blink LED State
164#define HBA_FLAGS_IN_RESET 0x00000040 /* in reset */
165#define HBA_HOSTRESET_FAILED 0x00000080 /* adpt_resethost failed */
166
167
168// Device state flags
169#define DPTI_DEV_ONLINE 0x00
170#define DPTI_DEV_UNSCANNED 0x01
171#define DPTI_DEV_RESET 0x02
172#define DPTI_DEV_OFFLINE 0x04
173
174
175struct adpt_device {
176 struct adpt_device* next_lun;
177 u32 flags;
178 u32 type;
179 u32 capacity;
180 u32 block_size;
181 u8 scsi_channel;
182 u8 scsi_id;
183 u64 scsi_lun;
184 u8 state;
185 u16 tid;
186 struct i2o_device* pI2o_dev;
187 struct scsi_device *pScsi_dev;
188};
189
190struct adpt_channel {
191 struct adpt_device* device[MAX_ID]; /* used as an array of 128 scsi ids */
192 u8 scsi_id;
193 u8 type;
194 u16 tid;
195 u32 state;
196 struct i2o_device* pI2o_dev;
197};
198
199// HBA state flags
200#define DPTI_STATE_RESET (0x01)
201
202typedef struct _adpt_hba {
203 struct _adpt_hba *next;
204 struct pci_dev *pDev;
205 struct Scsi_Host *host;
206 u32 state;
207 spinlock_t state_lock;
208 int unit;
209 int host_no; /* SCSI host number */
210 u8 initialized;
211 u8 in_use; /* is the management node open*/
212
213 char name[32];
214 char detail[55];
215
216 void __iomem *base_addr_virt;
217 void __iomem *msg_addr_virt;
218 ulong base_addr_phys;
219 void __iomem *post_port;
220 void __iomem *reply_port;
221 void __iomem *irq_mask;
222 u16 post_count;
223 u32 post_fifo_size;
224 u32 reply_fifo_size;
225 u32* reply_pool;
226 dma_addr_t reply_pool_pa;
227 u32 sg_tablesize; // Scatter/Gather List Size.
228 u8 top_scsi_channel;
229 u8 top_scsi_id;
230 u64 top_scsi_lun;
231 u8 dma64;
232
233 i2o_status_block* status_block;
234 dma_addr_t status_block_pa;
235 i2o_hrt* hrt;
236 dma_addr_t hrt_pa;
237 i2o_lct* lct;
238 dma_addr_t lct_pa;
239 uint lct_size;
240 struct i2o_device* devices;
241 struct adpt_channel channel[MAX_CHANNEL];
242 struct proc_dir_entry* proc_entry; /* /proc dir */
243
244 void __iomem *FwDebugBuffer_P; // Virtual Address Of FW Debug Buffer
245 u32 FwDebugBufferSize; // FW Debug Buffer Size In Bytes
246 void __iomem *FwDebugStrLength_P;// Virtual Addr Of FW Debug String Len
247 void __iomem *FwDebugFlags_P; // Virtual Address Of FW Debug Flags
248 void __iomem *FwDebugBLEDflag_P;// Virtual Addr Of FW Debug BLED
249 void __iomem *FwDebugBLEDvalue_P;// Virtual Addr Of FW Debug BLED
250 u32 FwDebugFlags;
251 u32 *ioctl_reply_context[4];
252} adpt_hba;
253
254struct sg_simple_element {
255 u32 flag_count;
256 u32 addr_bus;
257};
258
259/*
260 * Function Prototypes
261 */
262
263static void adpt_i2o_sys_shutdown(void);
264static int adpt_init(void);
265static int adpt_i2o_build_sys_table(void);
266static irqreturn_t adpt_isr(int irq, void *dev_id);
267
268static void adpt_i2o_report_hba_unit(adpt_hba* pHba, struct i2o_device *d);
269static int adpt_i2o_query_scalar(adpt_hba* pHba, int tid,
270 int group, int field, void *buf, int buflen);
271#ifdef DEBUG
272static const char *adpt_i2o_get_class_name(int class);
273#endif
274static int adpt_i2o_issue_params(int cmd, adpt_hba* pHba, int tid,
275 void *opblk, dma_addr_t opblk_pa, int oplen,
276 void *resblk, dma_addr_t resblk_pa, int reslen);
277static int adpt_i2o_post_wait(adpt_hba* pHba, u32* msg, int len, int timeout);
278static int adpt_i2o_lct_get(adpt_hba* pHba);
279static int adpt_i2o_parse_lct(adpt_hba* pHba);
280static int adpt_i2o_activate_hba(adpt_hba* pHba);
281static int adpt_i2o_enable_hba(adpt_hba* pHba);
282static int adpt_i2o_install_device(adpt_hba* pHba, struct i2o_device *d);
283static s32 adpt_i2o_post_this(adpt_hba* pHba, u32* data, int len);
284static s32 adpt_i2o_quiesce_hba(adpt_hba* pHba);
285static s32 adpt_i2o_status_get(adpt_hba* pHba);
286static s32 adpt_i2o_init_outbound_q(adpt_hba* pHba);
287static s32 adpt_i2o_hrt_get(adpt_hba* pHba);
288static s32 adpt_scsi_to_i2o(adpt_hba* pHba, struct scsi_cmnd* cmd, struct adpt_device* dptdevice);
289static s32 adpt_i2o_to_scsi(void __iomem *reply, struct scsi_cmnd* cmd);
290static s32 adpt_scsi_host_alloc(adpt_hba* pHba,struct scsi_host_template * sht);
291static s32 adpt_hba_reset(adpt_hba* pHba);
292static s32 adpt_i2o_reset_hba(adpt_hba* pHba);
293static s32 adpt_rescan(adpt_hba* pHba);
294static s32 adpt_i2o_reparse_lct(adpt_hba* pHba);
295static s32 adpt_send_nop(adpt_hba*pHba,u32 m);
296static void adpt_i2o_delete_hba(adpt_hba* pHba);
297static void adpt_inquiry(adpt_hba* pHba);
298static void adpt_fail_posted_scbs(adpt_hba* pHba);
299static struct adpt_device* adpt_find_device(adpt_hba* pHba, u32 chan, u32 id, u64 lun);
300static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev) ;
301static int adpt_i2o_online_hba(adpt_hba* pHba);
302static void adpt_i2o_post_wait_complete(u32, int);
303static int adpt_i2o_systab_send(adpt_hba* pHba);
304
305static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd, ulong arg);
306static int adpt_open(struct inode *inode, struct file *file);
307static int adpt_close(struct inode *inode, struct file *file);
308
309
310#ifdef UARTDELAY
311static void adpt_delay(int millisec);
312#endif
313
314#define PRINT_BUFFER_SIZE 512
315
316#define HBA_FLAGS_DBG_FLAGS_MASK 0xffff0000 // Mask for debug flags
317#define HBA_FLAGS_DBG_KERNEL_PRINT_B 0x00010000 // Kernel Debugger Print
318#define HBA_FLAGS_DBG_FW_PRINT_B 0x00020000 // Firmware Debugger Print
319#define HBA_FLAGS_DBG_FUNCTION_ENTRY_B 0x00040000 // Function Entry Point
320#define HBA_FLAGS_DBG_FUNCTION_EXIT_B 0x00080000 // Function Exit
321#define HBA_FLAGS_DBG_ERROR_B 0x00100000 // Error Conditions
322#define HBA_FLAGS_DBG_INIT_B 0x00200000 // Init Prints
323#define HBA_FLAGS_DBG_OS_COMMANDS_B 0x00400000 // OS Command Info
324#define HBA_FLAGS_DBG_SCAN_B 0x00800000 // Device Scan
325
326#define FW_DEBUG_STR_LENGTH_OFFSET 0
327#define FW_DEBUG_FLAGS_OFFSET 4
328#define FW_DEBUG_BLED_OFFSET 8
329
330#define FW_DEBUG_FLAGS_NO_HEADERS_B 0x01
331#endif /* !HOSTS_C */
332#endif /* _DPT_H */