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-rw-r--r--include/linux/edd.h158
1 files changed, 1 insertions, 157 deletions
diff --git a/include/linux/edd.h b/include/linux/edd.h
index 4cbd0fe9df08..83d4371ec996 100644
--- a/include/linux/edd.h
+++ b/include/linux/edd.h
@@ -30,165 +30,9 @@
30#ifndef _LINUX_EDD_H 30#ifndef _LINUX_EDD_H
31#define _LINUX_EDD_H 31#define _LINUX_EDD_H
32 32
33#include <linux/types.h> 33#include <uapi/linux/edd.h>
34
35#define EDDNR 0x1e9 /* addr of number of edd_info structs at EDDBUF
36 in boot_params - treat this as 1 byte */
37#define EDDBUF 0xd00 /* addr of edd_info structs in boot_params */
38#define EDDMAXNR 6 /* number of edd_info structs starting at EDDBUF */
39#define EDDEXTSIZE 8 /* change these if you muck with the structures */
40#define EDDPARMSIZE 74
41#define CHECKEXTENSIONSPRESENT 0x41
42#define GETDEVICEPARAMETERS 0x48
43#define LEGACYGETDEVICEPARAMETERS 0x08
44#define EDDMAGIC1 0x55AA
45#define EDDMAGIC2 0xAA55
46
47
48#define READ_SECTORS 0x02 /* int13 AH=0x02 is READ_SECTORS command */
49#define EDD_MBR_SIG_OFFSET 0x1B8 /* offset of signature in the MBR */
50#define EDD_MBR_SIG_BUF 0x290 /* addr in boot params */
51#define EDD_MBR_SIG_MAX 16 /* max number of signatures to store */
52#define EDD_MBR_SIG_NR_BUF 0x1ea /* addr of number of MBR signtaures at EDD_MBR_SIG_BUF
53 in boot_params - treat this as 1 byte */
54 34
55#ifndef __ASSEMBLY__ 35#ifndef __ASSEMBLY__
56
57#define EDD_EXT_FIXED_DISK_ACCESS (1 << 0)
58#define EDD_EXT_DEVICE_LOCKING_AND_EJECTING (1 << 1)
59#define EDD_EXT_ENHANCED_DISK_DRIVE_SUPPORT (1 << 2)
60#define EDD_EXT_64BIT_EXTENSIONS (1 << 3)
61
62#define EDD_INFO_DMA_BOUNDARY_ERROR_TRANSPARENT (1 << 0)
63#define EDD_INFO_GEOMETRY_VALID (1 << 1)
64#define EDD_INFO_REMOVABLE (1 << 2)
65#define EDD_INFO_WRITE_VERIFY (1 << 3)
66#define EDD_INFO_MEDIA_CHANGE_NOTIFICATION (1 << 4)
67#define EDD_INFO_LOCKABLE (1 << 5)
68#define EDD_INFO_NO_MEDIA_PRESENT (1 << 6)
69#define EDD_INFO_USE_INT13_FN50 (1 << 7)
70
71struct edd_device_params {
72 __u16 length;
73 __u16 info_flags;
74 __u32 num_default_cylinders;
75 __u32 num_default_heads;
76 __u32 sectors_per_track;
77 __u64 number_of_sectors;
78 __u16 bytes_per_sector;
79 __u32 dpte_ptr; /* 0xFFFFFFFF for our purposes */
80 __u16 key; /* = 0xBEDD */
81 __u8 device_path_info_length; /* = 44 */
82 __u8 reserved2;
83 __u16 reserved3;
84 __u8 host_bus_type[4];
85 __u8 interface_type[8];
86 union {
87 struct {
88 __u16 base_address;
89 __u16 reserved1;
90 __u32 reserved2;
91 } __attribute__ ((packed)) isa;
92 struct {
93 __u8 bus;
94 __u8 slot;
95 __u8 function;
96 __u8 channel;
97 __u32 reserved;
98 } __attribute__ ((packed)) pci;
99 /* pcix is same as pci */
100 struct {
101 __u64 reserved;
102 } __attribute__ ((packed)) ibnd;
103 struct {
104 __u64 reserved;
105 } __attribute__ ((packed)) xprs;
106 struct {
107 __u64 reserved;
108 } __attribute__ ((packed)) htpt;
109 struct {
110 __u64 reserved;
111 } __attribute__ ((packed)) unknown;
112 } interface_path;
113 union {
114 struct {
115 __u8 device;
116 __u8 reserved1;
117 __u16 reserved2;
118 __u32 reserved3;
119 __u64 reserved4;
120 } __attribute__ ((packed)) ata;
121 struct {
122 __u8 device;
123 __u8 lun;
124 __u8 reserved1;
125 __u8 reserved2;
126 __u32 reserved3;
127 __u64 reserved4;
128 } __attribute__ ((packed)) atapi;
129 struct {
130 __u16 id;
131 __u64 lun;
132 __u16 reserved1;
133 __u32 reserved2;
134 } __attribute__ ((packed)) scsi;
135 struct {
136 __u64 serial_number;
137 __u64 reserved;
138 } __attribute__ ((packed)) usb;
139 struct {
140 __u64 eui;
141 __u64 reserved;
142 } __attribute__ ((packed)) i1394;
143 struct {
144 __u64 wwid;
145 __u64 lun;
146 } __attribute__ ((packed)) fibre;
147 struct {
148 __u64 identity_tag;
149 __u64 reserved;
150 } __attribute__ ((packed)) i2o;
151 struct {
152 __u32 array_number;
153 __u32 reserved1;
154 __u64 reserved2;
155 } __attribute__ ((packed)) raid;
156 struct {
157 __u8 device;
158 __u8 reserved1;
159 __u16 reserved2;
160 __u32 reserved3;
161 __u64 reserved4;
162 } __attribute__ ((packed)) sata;
163 struct {
164 __u64 reserved1;
165 __u64 reserved2;
166 } __attribute__ ((packed)) unknown;
167 } device_path;
168 __u8 reserved4;
169 __u8 checksum;
170} __attribute__ ((packed));
171
172struct edd_info {
173 __u8 device;
174 __u8 version;
175 __u16 interface_support;
176 __u16 legacy_max_cylinder;
177 __u8 legacy_max_head;
178 __u8 legacy_sectors_per_track;
179 struct edd_device_params params;
180} __attribute__ ((packed));
181
182struct edd {
183 unsigned int mbr_signature[EDD_MBR_SIG_MAX];
184 struct edd_info edd_info[EDDMAXNR];
185 unsigned char mbr_signature_nr;
186 unsigned char edd_info_nr;
187};
188
189#ifdef __KERNEL__
190extern struct edd edd; 36extern struct edd edd;
191#endif /* __KERNEL__ */
192#endif /*!__ASSEMBLY__ */ 37#endif /*!__ASSEMBLY__ */
193
194#endif /* _LINUX_EDD_H */ 38#endif /* _LINUX_EDD_H */
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