1 #include <linux/sched.h>
2 #include <linux/errno.h>
3 #include <linux/slab.h>
6 #include <scsi/scsi_eh.h>
7 #include <scsi/scsi_device.h>
11 #include "transport.h"
12 //#include "smcommon.h"
15 int SM_SCSI_Test_Unit_Ready (struct us_data
*us
, struct scsi_cmnd
*srb
);
16 int SM_SCSI_Inquiry (struct us_data
*us
, struct scsi_cmnd
*srb
);
17 int SM_SCSI_Mode_Sense (struct us_data
*us
, struct scsi_cmnd
*srb
);
18 int SM_SCSI_Start_Stop (struct us_data
*us
, struct scsi_cmnd
*srb
);
19 int SM_SCSI_Read_Capacity (struct us_data
*us
, struct scsi_cmnd
*srb
);
20 int SM_SCSI_Read (struct us_data
*us
, struct scsi_cmnd
*srb
);
21 int SM_SCSI_Write (struct us_data
*us
, struct scsi_cmnd
*srb
);
23 extern struct SSFDCTYPE Ssfdc
;
24 extern struct ADDRESS Media
;
25 extern PBYTE SMHostAddr
;
26 extern DWORD ErrXDCode
;
28 //----- SM_SCSIIrp() --------------------------------------------------
29 int SM_SCSIIrp(struct us_data
*us
, struct scsi_cmnd
*srb
)
33 us
->SrbStatus
= SS_SUCCESS
;
36 case TEST_UNIT_READY
: result
= SM_SCSI_Test_Unit_Ready (us
, srb
); break; //0x00
37 case INQUIRY
: result
= SM_SCSI_Inquiry (us
, srb
); break; //0x12
38 case MODE_SENSE
: result
= SM_SCSI_Mode_Sense (us
, srb
); break; //0x1A
39 case READ_CAPACITY
: result
= SM_SCSI_Read_Capacity (us
, srb
); break; //0x25
40 case READ_10
: result
= SM_SCSI_Read (us
, srb
); break; //0x28
41 case WRITE_10
: result
= SM_SCSI_Write (us
, srb
); break; //0x2A
44 us
->SrbStatus
= SS_ILLEGAL_REQUEST
;
45 result
= USB_STOR_TRANSPORT_FAILED
;
51 //----- SM_SCSI_Test_Unit_Ready() --------------------------------------------------
52 int SM_SCSI_Test_Unit_Ready(struct us_data
*us
, struct scsi_cmnd
*srb
)
54 //printk("SM_SCSI_Test_Unit_Ready\n");
55 if (us
->SM_Status
.Insert
&& us
->SM_Status
.Ready
)
56 return USB_STOR_TRANSPORT_GOOD
;
60 return USB_STOR_TRANSPORT_GOOD
;
63 return USB_STOR_TRANSPORT_GOOD
;
66 //----- SM_SCSI_Inquiry() --------------------------------------------------
67 int SM_SCSI_Inquiry(struct us_data
*us
, struct scsi_cmnd
*srb
)
69 //printk("SM_SCSI_Inquiry\n");
70 BYTE data_ptr
[36] = {0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55, 0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61, 0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30};
72 usb_stor_set_xfer_buf(us
, data_ptr
, 36, srb
, TO_XFER_BUF
);
73 return USB_STOR_TRANSPORT_GOOD
;
77 //----- SM_SCSI_Mode_Sense() --------------------------------------------------
78 int SM_SCSI_Mode_Sense(struct us_data
*us
, struct scsi_cmnd
*srb
)
80 BYTE mediaNoWP
[12] = {0x0b,0x00,0x00,0x08,0x00,0x00,0x71,0xc0,0x00,0x00,0x02,0x00};
81 BYTE mediaWP
[12] = {0x0b,0x00,0x80,0x08,0x00,0x00,0x71,0xc0,0x00,0x00,0x02,0x00};
83 if (us
->SM_Status
.WtP
)
84 usb_stor_set_xfer_buf(us
, mediaWP
, 12, srb
, TO_XFER_BUF
);
86 usb_stor_set_xfer_buf(us
, mediaNoWP
, 12, srb
, TO_XFER_BUF
);
89 return USB_STOR_TRANSPORT_GOOD
;
92 //----- SM_SCSI_Read_Capacity() --------------------------------------------------
93 int SM_SCSI_Read_Capacity(struct us_data
*us
, struct scsi_cmnd
*srb
)
95 unsigned int offset
= 0;
96 struct scatterlist
*sg
= NULL
;
101 printk("SM_SCSI_Read_Capacity\n");
104 bl_num
= Ssfdc
.MaxLogBlocks
* Ssfdc
.MaxSectors
* Ssfdc
.MaxZones
- 1;
105 //printk("MaxLogBlocks = %x\n", Ssfdc.MaxLogBlocks);
106 //printk("MaxSectors = %x\n", Ssfdc.MaxSectors);
107 //printk("MaxZones = %x\n", Ssfdc.MaxZones);
108 //printk("bl_num = %x\n", bl_num);
111 printk("bl_len = %x\n", bl_len
);
112 printk("bl_num = %x\n", bl_num
);
114 //srb->request_bufflen = 8;
115 buf
[0] = (bl_num
>>24) & 0xff;
116 buf
[1] = (bl_num
>>16) & 0xff;
117 buf
[2] = (bl_num
>> 8) & 0xff;
118 buf
[3] = (bl_num
>> 0) & 0xff;
119 buf
[4] = (bl_len
>>24) & 0xff;
120 buf
[5] = (bl_len
>>16) & 0xff;
121 buf
[6] = (bl_len
>> 8) & 0xff;
122 buf
[7] = (bl_len
>> 0) & 0xff;
124 usb_stor_access_xfer_buf(us
, buf
, 8, srb
, &sg
, &offset
, TO_XFER_BUF
);
125 //usb_stor_set_xfer_buf(us, buf, srb->request_bufflen, srb, TO_XFER_BUF);
127 return USB_STOR_TRANSPORT_GOOD
;
130 //----- SM_SCSI_Read() --------------------------------------------------
131 int SM_SCSI_Read(struct us_data
*us
, struct scsi_cmnd
*srb
)
133 //struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
135 PBYTE Cdb
= srb
->cmnd
;
136 DWORD bn
= ((Cdb
[2]<<24) & 0xff000000) | ((Cdb
[3]<<16) & 0x00ff0000) |
137 ((Cdb
[4]<< 8) & 0x0000ff00) | ((Cdb
[5]<< 0) & 0x000000ff);
138 WORD blen
= ((Cdb
[7]<< 8) & 0xff00) | ((Cdb
[8]<< 0) & 0x00ff);
139 DWORD blenByte
= blen
* 0x200;
142 //printk("SCSIOP_READ --- bn = %X, blen = %X, srb->use_sg = %X\n", bn, blen, srb->use_sg);
145 return USB_STOR_TRANSPORT_ERROR
;
147 buf
= kmalloc(blenByte
, GFP_KERNEL
);
149 return USB_STOR_TRANSPORT_ERROR
;
150 result
= Media_D_ReadSector(us
, bn
, blen
, buf
);
151 usb_stor_set_xfer_buf(us
, buf
, blenByte
, srb
, TO_XFER_BUF
);
155 return USB_STOR_TRANSPORT_GOOD
;
157 return USB_STOR_TRANSPORT_ERROR
;
159 return USB_STOR_TRANSPORT_GOOD
;
162 //----- SM_SCSI_Write() --------------------------------------------------
163 int SM_SCSI_Write(struct us_data
*us
, struct scsi_cmnd
*srb
)
165 //struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
167 PBYTE Cdb
= srb
->cmnd
;
168 DWORD bn
= ((Cdb
[2]<<24) & 0xff000000) | ((Cdb
[3]<<16) & 0x00ff0000) |
169 ((Cdb
[4]<< 8) & 0x0000ff00) | ((Cdb
[5]<< 0) & 0x000000ff);
170 WORD blen
= ((Cdb
[7]<< 8) & 0xff00) | ((Cdb
[8]<< 0) & 0x00ff);
171 DWORD blenByte
= blen
* 0x200;
174 //printk("SCSIOP_Write --- bn = %X, blen = %X, srb->use_sg = %X\n", bn, blen, srb->use_sg);
177 return USB_STOR_TRANSPORT_ERROR
;
179 buf
= kmalloc(blenByte
, GFP_KERNEL
);
181 return USB_STOR_TRANSPORT_ERROR
;
182 usb_stor_set_xfer_buf(us
, buf
, blenByte
, srb
, FROM_XFER_BUF
);
183 result
= Media_D_CopySector(us
, bn
, blen
, buf
);
187 return USB_STOR_TRANSPORT_GOOD
;
189 return USB_STOR_TRANSPORT_ERROR
;
191 return USB_STOR_TRANSPORT_GOOD
;