Commit | Line | Data |
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126bb03b AC |
1 | #include <linux/sched.h> |
2 | #include <linux/errno.h> | |
3 | #include <linux/slab.h> | |
4 | ||
5 | #include <scsi/scsi.h> | |
6 | #include <scsi/scsi_eh.h> | |
7 | #include <scsi/scsi_device.h> | |
8 | ||
9 | #include "usb.h" | |
10 | #include "scsiglue.h" | |
11 | #include "transport.h" | |
126bb03b AC |
12 | #include "smil.h" |
13 | ||
e1d94ecc RP |
14 | int SM_SCSI_Test_Unit_Ready(struct us_data *us, struct scsi_cmnd *srb); |
15 | int SM_SCSI_Inquiry(struct us_data *us, struct scsi_cmnd *srb); | |
16 | int SM_SCSI_Mode_Sense(struct us_data *us, struct scsi_cmnd *srb); | |
17 | int SM_SCSI_Start_Stop(struct us_data *us, struct scsi_cmnd *srb); | |
18 | int SM_SCSI_Read_Capacity(struct us_data *us, struct scsi_cmnd *srb); | |
19 | int SM_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb); | |
20 | int SM_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb); | |
126bb03b | 21 | |
126bb03b AC |
22 | extern PBYTE SMHostAddr; |
23 | extern DWORD ErrXDCode; | |
24 | ||
e1d94ecc | 25 | /* ----- SM_SCSIIrp() -------------------------------------------------- */ |
126bb03b AC |
26 | int SM_SCSIIrp(struct us_data *us, struct scsi_cmnd *srb) |
27 | { | |
28 | int result; | |
29 | ||
30 | us->SrbStatus = SS_SUCCESS; | |
e1d94ecc RP |
31 | switch (srb->cmnd[0]) { |
32 | case TEST_UNIT_READY: | |
33 | result = SM_SCSI_Test_Unit_Ready(us, srb); | |
34 | break; /* 0x00 */ | |
35 | case INQUIRY: | |
36 | result = SM_SCSI_Inquiry(us, srb); | |
37 | break; /* 0x12 */ | |
38 | case MODE_SENSE: | |
39 | result = SM_SCSI_Mode_Sense(us, srb); | |
40 | break; /* 0x1A */ | |
41 | case READ_CAPACITY: | |
42 | result = SM_SCSI_Read_Capacity(us, srb); | |
43 | break; /* 0x25 */ | |
44 | case READ_10: | |
45 | result = SM_SCSI_Read(us, srb); | |
46 | break; /* 0x28 */ | |
47 | case WRITE_10: | |
48 | result = SM_SCSI_Write(us, srb); | |
49 | break; /* 0x2A */ | |
50 | ||
51 | default: | |
126bb03b AC |
52 | us->SrbStatus = SS_ILLEGAL_REQUEST; |
53 | result = USB_STOR_TRANSPORT_FAILED; | |
54 | break; | |
55 | } | |
56 | return result; | |
57 | } | |
58 | ||
e1d94ecc | 59 | /* ----- SM_SCSI_Test_Unit_Ready() -------------------------------------------------- */ |
126bb03b AC |
60 | int SM_SCSI_Test_Unit_Ready(struct us_data *us, struct scsi_cmnd *srb) |
61 | { | |
126bb03b AC |
62 | if (us->SM_Status.Insert && us->SM_Status.Ready) |
63 | return USB_STOR_TRANSPORT_GOOD; | |
e1d94ecc | 64 | else { |
126bb03b AC |
65 | ENE_SMInit(us); |
66 | return USB_STOR_TRANSPORT_GOOD; | |
67 | } | |
e1d94ecc | 68 | |
126bb03b AC |
69 | return USB_STOR_TRANSPORT_GOOD; |
70 | } | |
71 | ||
e1d94ecc | 72 | /* ----- SM_SCSI_Inquiry() -------------------------------------------------- */ |
126bb03b AC |
73 | int SM_SCSI_Inquiry(struct us_data *us, struct scsi_cmnd *srb) |
74 | { | |
126bb03b AC |
75 | 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}; |
76 | ||
77 | usb_stor_set_xfer_buf(us, data_ptr, 36, srb, TO_XFER_BUF); | |
78 | return USB_STOR_TRANSPORT_GOOD; | |
79 | } | |
80 | ||
81 | ||
e1d94ecc | 82 | /* ----- SM_SCSI_Mode_Sense() -------------------------------------------------- */ |
126bb03b AC |
83 | int SM_SCSI_Mode_Sense(struct us_data *us, struct scsi_cmnd *srb) |
84 | { | |
e1d94ecc RP |
85 | BYTE mediaNoWP[12] = {0x0b, 0x00, 0x00, 0x08, 0x00, 0x00, 0x71, 0xc0, 0x00, 0x00, 0x02, 0x00}; |
86 | BYTE mediaWP[12] = {0x0b, 0x00, 0x80, 0x08, 0x00, 0x00, 0x71, 0xc0, 0x00, 0x00, 0x02, 0x00}; | |
126bb03b AC |
87 | |
88 | if (us->SM_Status.WtP) | |
89 | usb_stor_set_xfer_buf(us, mediaWP, 12, srb, TO_XFER_BUF); | |
90 | else | |
91 | usb_stor_set_xfer_buf(us, mediaNoWP, 12, srb, TO_XFER_BUF); | |
92 | ||
93 | ||
94 | return USB_STOR_TRANSPORT_GOOD; | |
95 | } | |
96 | ||
e1d94ecc | 97 | /* ----- SM_SCSI_Read_Capacity() -------------------------------------------------- */ |
126bb03b AC |
98 | int SM_SCSI_Read_Capacity(struct us_data *us, struct scsi_cmnd *srb) |
99 | { | |
100 | unsigned int offset = 0; | |
101 | struct scatterlist *sg = NULL; | |
102 | DWORD bl_num; | |
103 | WORD bl_len; | |
104 | BYTE buf[8]; | |
105 | ||
106 | printk("SM_SCSI_Read_Capacity\n"); | |
107 | ||
108 | bl_len = 0x200; | |
109 | bl_num = Ssfdc.MaxLogBlocks * Ssfdc.MaxSectors * Ssfdc.MaxZones - 1; | |
126bb03b AC |
110 | |
111 | us->bl_num = bl_num; | |
112 | printk("bl_len = %x\n", bl_len); | |
113 | printk("bl_num = %x\n", bl_num); | |
114 | ||
e1d94ecc RP |
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; | |
123 | ||
126bb03b | 124 | usb_stor_access_xfer_buf(us, buf, 8, srb, &sg, &offset, TO_XFER_BUF); |
126bb03b AC |
125 | |
126 | return USB_STOR_TRANSPORT_GOOD; | |
127 | } | |
128 | ||
e1d94ecc | 129 | /* ----- SM_SCSI_Read() -------------------------------------------------- */ |
126bb03b AC |
130 | int SM_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb) |
131 | { | |
e1d94ecc | 132 | int result = 0; |
126bb03b | 133 | PBYTE Cdb = srb->cmnd; |
e1d94ecc RP |
134 | DWORD bn = ((Cdb[2] << 24) & 0xff000000) | ((Cdb[3] << 16) & 0x00ff0000) | |
135 | ((Cdb[4] << 8) & 0x0000ff00) | ((Cdb[5] << 0) & 0x000000ff); | |
136 | WORD blen = ((Cdb[7] << 8) & 0xff00) | ((Cdb[8] << 0) & 0x00ff); | |
126bb03b AC |
137 | DWORD blenByte = blen * 0x200; |
138 | void *buf; | |
139 | ||
e1d94ecc | 140 | |
126bb03b AC |
141 | if (bn > us->bl_num) |
142 | return USB_STOR_TRANSPORT_ERROR; | |
143 | ||
144 | buf = kmalloc(blenByte, GFP_KERNEL); | |
b1f5f54e VK |
145 | if (buf == NULL) |
146 | return USB_STOR_TRANSPORT_ERROR; | |
126bb03b AC |
147 | result = Media_D_ReadSector(us, bn, blen, buf); |
148 | usb_stor_set_xfer_buf(us, buf, blenByte, srb, TO_XFER_BUF); | |
149 | kfree(buf); | |
150 | ||
151 | if (!result) | |
152 | return USB_STOR_TRANSPORT_GOOD; | |
153 | else | |
154 | return USB_STOR_TRANSPORT_ERROR; | |
155 | ||
156 | return USB_STOR_TRANSPORT_GOOD; | |
157 | } | |
158 | ||
e1d94ecc | 159 | /* ----- SM_SCSI_Write() -------------------------------------------------- */ |
126bb03b AC |
160 | int SM_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb) |
161 | { | |
e1d94ecc | 162 | int result = 0; |
126bb03b | 163 | PBYTE Cdb = srb->cmnd; |
e1d94ecc RP |
164 | DWORD bn = ((Cdb[2] << 24) & 0xff000000) | ((Cdb[3] << 16) & 0x00ff0000) | |
165 | ((Cdb[4] << 8) & 0x0000ff00) | ((Cdb[5] << 0) & 0x000000ff); | |
166 | WORD blen = ((Cdb[7] << 8) & 0xff00) | ((Cdb[8] << 0) & 0x00ff); | |
126bb03b AC |
167 | DWORD blenByte = blen * 0x200; |
168 | void *buf; | |
169 | ||
126bb03b AC |
170 | |
171 | if (bn > us->bl_num) | |
172 | return USB_STOR_TRANSPORT_ERROR; | |
173 | ||
174 | buf = kmalloc(blenByte, GFP_KERNEL); | |
b1f5f54e VK |
175 | if (buf == NULL) |
176 | return USB_STOR_TRANSPORT_ERROR; | |
126bb03b AC |
177 | usb_stor_set_xfer_buf(us, buf, blenByte, srb, FROM_XFER_BUF); |
178 | result = Media_D_CopySector(us, bn, blen, buf); | |
179 | kfree(buf); | |
180 | ||
181 | if (!result) | |
182 | return USB_STOR_TRANSPORT_GOOD; | |
183 | else | |
184 | return USB_STOR_TRANSPORT_ERROR; | |
185 | ||
186 | return USB_STOR_TRANSPORT_GOOD; | |
187 | } | |
188 |