cvkcmd_s

Data associated with the kernel debugger communications protocol.

Type

USHORT       Cmd
ULONG        Value
ULONG        OffV
USHORT       SegV
USHORT       MTE
USHORT       PID
USHORT       TID
USHORT       DBit
RegSA_struc  Reg
UCHAR        MemCache

C Declaration Method

typedef struct

Fields

Cmd

Command, One of the following:

Command	Code	Description	CVK_CMDSIZE_	CVK_RETSIZE_
CVK_CMD_RMEM	1	Read memory	18	20
CVK_CMD_RREG	3	Read registers	18	24 + sizeof( RegSa_ struc)
CVK_CMD_WMEM	4	Write memory	20	6
CVK_CMD_WREG	6	Write registers	20 + sizeof( RegSa_ struc)	2
CVK_CMD_RUN	7	Resume execution	6	0
CVK_CMD_KILL	8	Reboot victim machine	2	0
CVK_CMD_STEP	9	Single step	2	0
CVK_CMD_NUMTOBASE	13	Get object/segment information	14	14
CVK_CMD_LIBNAME	16	Get module information	6	6
CVK_CMD_RAW	20	Perform kernel debugger command	6
CVK_CMD_DBIT	22	Get selector information	20
CVK_CMD_RSTEP	23	Range step	10	0
CVK_CMD_SCANMTE	24	Scan module table	2	6
CVK_CMD_SCANTCB	25	Scan thread control blocks	6	10
CVK_CMD_SEL2LIN	26	Convert selector:offset to linear address.	18	6
CVK_CMD_LIN2SEL	27	Convert linear address to selector:offset.	18	12
CVK_CMD_OBJCOUNT	28	Get number of objects/segments in module	6	6
CVK_CMD_SCANOBJ	29	Scan object/segment table	14	10
CVK_CMD_SELINFO	30	Get selector information	18	20
CVK_CMD_RNPX	31	Read NPX state	18	128
CVK_CMD_WNPX	32	Write NPX state	128	60
CVK_CMD_ENA	33	Enable optional features	6	2
CVK_CMD_DIS	34	Disable optional features	6	2
CVK_CMD_PIREG	35	Register for PAGEIN notification	14	2
CVK_CMD_PIDRG	36	Deregister for PAGEIN notification	14	2

Value

Value, command dependent.

OffV

Command dependent, usually a linear address.

SegV

Command dependent. Usually slot number of thread.

MTE

Module Table Entry

PID

Process Identifier

TID

Thread Identifier

DBit

Flags from the CS selector.

Reg

Register save area

MemCache Data area used for variable length data in a command or response. Maximum size of the data is CVK_MEMCACHE_SIZE (512).