1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /***************************************************************************
6 copyright : (C) 2001 by Adaptec
8 See Documentation/scsi/dpti.rst for history, notes, license info
10 ***************************************************************************/
12 /***************************************************************************
15 ***************************************************************************/
20 #define MAX_TO_IOP_MESSAGES (255)
21 #define MAX_FROM_IOP_MESSAGES (255)
25 * SCSI interface function Prototypes
28 static int adpt_detect(struct scsi_host_template
* sht
);
29 static int adpt_queue(struct Scsi_Host
*h
, struct scsi_cmnd
* cmd
);
30 static int adpt_abort(struct scsi_cmnd
* cmd
);
31 static int adpt_reset(struct scsi_cmnd
* cmd
);
32 static int adpt_slave_configure(struct scsi_device
*);
34 static const char *adpt_info(struct Scsi_Host
*pSHost
);
35 static int adpt_bios_param(struct scsi_device
* sdev
, struct block_device
*dev
,
36 sector_t
, int geom
[]);
38 static int adpt_bus_reset(struct scsi_cmnd
* cmd
);
39 static int adpt_device_reset(struct scsi_cmnd
* cmd
);
43 * struct scsi_host_template (see scsi/scsi_host.h)
46 #define DPT_DRIVER_NAME "Adaptec I2O RAID"
50 #include "dpt/sys_info.h"
51 #include <linux/wait.h>
52 #include "dpt/dpti_i2o.h"
53 #include "dpt/dpti_ioctl.h"
55 #define DPT_I2O_VERSION "2.4 Build 5go"
57 #define DPT_REVISION '4'
58 #define DPT_SUBREVISION '5'
62 #define DPT_YEAR (2001-1980)
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
71 /* Sizes in 4 byte words */
72 #define REPLY_FRAME_SIZE (17)
73 #define MAX_MESSAGE_SIZE (128)
74 #define SG_LIST_ELEMENTS (56)
76 #define EMPTY_QUEUE 0xffffffff
77 #define I2O_INTERRUPT_PENDING_B (0x08)
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)
83 /* Debugging macro from Linux Device Drivers - Rubini */
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)
90 # define PDEBUG(fmt, args...) /* not debugging: nothing */
91 # define PDEBUGV(fmt, args...) /* not debugging: nothing */
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)
99 #define SHUTDOWN_SIGS (sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGTERM))
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)
113 #define I2O_SCSI_DEVICE_DSC_MASK 0x00FF
115 #define I2O_DETAIL_STATUS_UNSUPPORTED_FUNCTION 0x000A
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
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 */
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
176 struct adpt_device
* next_lun
;
186 struct i2o_device
* pI2o_dev
;
187 struct scsi_device
*pScsi_dev
;
190 struct adpt_channel
{
191 struct adpt_device
* device
[MAX_ID
]; /* used as an array of 128 scsi ids */
196 struct i2o_device
* pI2o_dev
;
200 #define DPTI_STATE_RESET (0x01)
202 typedef struct _adpt_hba
{
203 struct _adpt_hba
*next
;
204 struct pci_dev
*pDev
;
205 struct Scsi_Host
*host
;
207 spinlock_t state_lock
;
209 int host_no
; /* SCSI host number */
211 u8 in_use
; /* is the management node open*/
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
;
226 dma_addr_t reply_pool_pa
;
227 u32 sg_tablesize
; // Scatter/Gather List Size.
233 i2o_status_block
* status_block
;
234 dma_addr_t status_block_pa
;
240 struct i2o_device
* devices
;
241 struct adpt_channel channel
[MAX_CHANNEL
];
242 struct proc_dir_entry
* proc_entry
; /* /proc dir */
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
251 u32
*ioctl_reply_context
[4];
254 struct sg_simple_element
{
260 * Function Prototypes
263 static void adpt_i2o_sys_shutdown(void);
264 static int adpt_init(void);
265 static int adpt_i2o_build_sys_table(void);
266 static irqreturn_t
adpt_isr(int irq
, void *dev_id
);
268 static void adpt_i2o_report_hba_unit(adpt_hba
* pHba
, struct i2o_device
*d
);
269 static int adpt_i2o_query_scalar(adpt_hba
* pHba
, int tid
,
270 int group
, int field
, void *buf
, int buflen
);
272 static const char *adpt_i2o_get_class_name(int class);
274 static 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
);
277 static int adpt_i2o_post_wait(adpt_hba
* pHba
, u32
* msg
, int len
, int timeout
);
278 static int adpt_i2o_lct_get(adpt_hba
* pHba
);
279 static int adpt_i2o_parse_lct(adpt_hba
* pHba
);
280 static int adpt_i2o_activate_hba(adpt_hba
* pHba
);
281 static int adpt_i2o_enable_hba(adpt_hba
* pHba
);
282 static int adpt_i2o_install_device(adpt_hba
* pHba
, struct i2o_device
*d
);
283 static s32
adpt_i2o_post_this(adpt_hba
* pHba
, u32
* data
, int len
);
284 static s32
adpt_i2o_quiesce_hba(adpt_hba
* pHba
);
285 static s32
adpt_i2o_status_get(adpt_hba
* pHba
);
286 static s32
adpt_i2o_init_outbound_q(adpt_hba
* pHba
);
287 static s32
adpt_i2o_hrt_get(adpt_hba
* pHba
);
288 static s32
adpt_scsi_to_i2o(adpt_hba
* pHba
, struct scsi_cmnd
* cmd
, struct adpt_device
* dptdevice
);
289 static void adpt_i2o_scsi_complete(void __iomem
*reply
, struct scsi_cmnd
*cmd
);
290 static s32
adpt_scsi_host_alloc(adpt_hba
* pHba
,struct scsi_host_template
* sht
);
291 static s32
adpt_hba_reset(adpt_hba
* pHba
);
292 static s32
adpt_i2o_reset_hba(adpt_hba
* pHba
);
293 static s32
adpt_rescan(adpt_hba
* pHba
);
294 static s32
adpt_i2o_reparse_lct(adpt_hba
* pHba
);
295 static s32
adpt_send_nop(adpt_hba
*pHba
,u32 m
);
296 static void adpt_i2o_delete_hba(adpt_hba
* pHba
);
297 static void adpt_inquiry(adpt_hba
* pHba
);
298 static struct adpt_device
* adpt_find_device(adpt_hba
* pHba
, u32 chan
, u32 id
, u64 lun
);
299 static int adpt_install_hba(struct scsi_host_template
* sht
, struct pci_dev
* pDev
) ;
300 static int adpt_i2o_online_hba(adpt_hba
* pHba
);
301 static void adpt_i2o_post_wait_complete(u32
, int);
302 static int adpt_i2o_systab_send(adpt_hba
* pHba
);
304 static int adpt_ioctl(struct inode
*inode
, struct file
*file
, uint cmd
, ulong arg
);
305 static int adpt_open(struct inode
*inode
, struct file
*file
);
306 static int adpt_close(struct inode
*inode
, struct file
*file
);
310 static void adpt_delay(int millisec
);
313 #define PRINT_BUFFER_SIZE 512
315 #define HBA_FLAGS_DBG_FLAGS_MASK 0xffff0000 // Mask for debug flags
316 #define HBA_FLAGS_DBG_KERNEL_PRINT_B 0x00010000 // Kernel Debugger Print
317 #define HBA_FLAGS_DBG_FW_PRINT_B 0x00020000 // Firmware Debugger Print
318 #define HBA_FLAGS_DBG_FUNCTION_ENTRY_B 0x00040000 // Function Entry Point
319 #define HBA_FLAGS_DBG_FUNCTION_EXIT_B 0x00080000 // Function Exit
320 #define HBA_FLAGS_DBG_ERROR_B 0x00100000 // Error Conditions
321 #define HBA_FLAGS_DBG_INIT_B 0x00200000 // Init Prints
322 #define HBA_FLAGS_DBG_OS_COMMANDS_B 0x00400000 // OS Command Info
323 #define HBA_FLAGS_DBG_SCAN_B 0x00800000 // Device Scan
325 #define FW_DEBUG_STR_LENGTH_OFFSET 0
326 #define FW_DEBUG_FLAGS_OFFSET 4
327 #define FW_DEBUG_BLED_OFFSET 8
329 #define FW_DEBUG_FLAGS_NO_HEADERS_B 0x01
330 #endif /* !HOSTS_C */