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/* dat.h: include file for vblade AoE target */
#include <sys/types.h>
#define nil ((void *)0)
/*
* tunable variables
*/
enum {
VBLADE_VERSION = 25,
// Firmware version
FWV = 0x4000 + VBLADE_VERSION,
};
#undef major
#undef minor
#undef makedev
#define major(x) ((x) >> 24 & 0xFF)
#define minor(x) ((x) & 0xffffff)
#define makedev(x, y) ((x) << 24 | (y))
typedef unsigned char uchar;
//typedef unsigned short ushort;
#ifdef __FreeBSD__
typedef unsigned long ulong;
#else
//typedef unsigned long ulong;
#endif
typedef long long vlong;
typedef struct Aoehdr Aoehdr;
typedef struct Ata Ata;
typedef struct Conf Conf;
typedef struct Ataregs Ataregs;
typedef struct Mdir Mdir;
typedef struct Aoemask Aoemask;
typedef struct Aoesrr Aoesrr;
struct Ataregs
{
vlong lba;
uchar cmd;
uchar status;
uchar err;
uchar feature;
uchar sectors;
};
struct Aoehdr
{
uchar dst[6];
uchar src[6];
ushort type;
uchar flags;
uchar error;
ushort maj;
uchar min;
uchar cmd;
uchar tag[4];
};
struct Ata
{
Aoehdr h;
uchar aflag;
uchar err;
uchar sectors;
uchar cmd;
uchar lba[6];
uchar resvd[2];
};
struct Conf
{
Aoehdr h;
ushort bufcnt;
ushort firmware;
uchar scnt;
uchar vercmd;
ushort len;
uchar data[1024];
};
// mask directive
struct Mdir {
uchar res;
uchar cmd;
uchar mac[6];
};
struct Aoemask {
Aoehdr h;
uchar res;
uchar cmd;
uchar merror;
uchar nmacs;
// struct Mdir m[0];
};
struct Aoesrr {
Aoehdr h;
uchar rcmd;
uchar nmacs;
// uchar mac[6][nmacs];
};
enum {
AoEver = 1,
ATAcmd = 0, // command codes
Config,
Mask,
Resrel,
Resp = (1<<3), // flags
Error = (1<<2),
BadCmd = 1,
BadArg,
DevUnavailable,
ConfigErr,
BadVersion,
Res,
Write = (1<<0),
Async = (1<<1),
Device = (1<<4),
Extend = (1<<6),
Qread = 0,
Qtest,
Qprefix,
Qset,
Qfset,
Nretries = 3,
Nconfig = 1024,
Bufcount = 16,
/* mask commands */
Mread= 0,
Medit,
/* mask directives */
MDnop= 0,
MDadd,
MDdel,
/* mask errors */
MEunspec= 1,
MEbaddir,
MEfull,
/* header sizes, including aoe hdr */
Naoehdr= 24,
Natahdr= Naoehdr + 12,
Ncfghdr= Naoehdr + 8,
Nmaskhdr= Naoehdr + 4,
Nsrrhdr= Naoehdr + 2,
Nserial= 20,
};
extern int shelf, slot;
extern ulong aoetag;
extern uchar mac[6];
extern int bfd; // block file descriptor
extern int sfd; // socket file descriptor
extern vlong size; // size of vblade
extern vlong offset;
extern char *progname;
extern char serial[Nserial+1];
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