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- /* $Id$ */
- #define BUFLEN 32 /* size of buffer in message header */
- #define M_DB_RUN 0100 /* set for commands that cause child to run */
- #define M_DB_SS 0200 /* debugger wants single stepping (to be orred
- with SETSS(F) or CONT
- */
- #define m_type m_buf[0]
- #define PS 4
- #define LS 4
- struct message_hdr {
- char m_buf[BUFLEN];
- /* Possible values of m_buf[0]: */
- #define M_SETBP 0 /* set breakpoint at address in next PS bytes */
- #define M_CLRBP 1 /* clear breakpoint at address in next PS bytes */
- #define M_SETSS (2|M_DB_RUN)
- /* set single stepping, # of steps in next LS bytes */
- #define M_SETSSF (3|M_DB_RUN)
- /* set single stepping,
- counting calls as one step
- */
- #define M_GETEMREGS 4 /* get EM registers, level in next LS bytes */
- #define M_GETBYTES 5 /* get data; size in next LS bytes,
- address in next PS bytes
- */
- #define M_GETSTR 6 /* get string; max size in next LS bytes,
- address in next PS bytes
- */
- #define M_SETBYTES 7 /* get data; size in next LS bytes,
- address in next PS bytes
- */
- /* #define M_CALL 8 /* call function; not implemented */
- #define M_CONT (9|M_DB_RUN)
- /* continue */
- #define M_SETEMREGS 10 /* set EM registers, level in next LS bytes;
- Actually, only the program counter is set.
- */
- #define M_CLRSS 12 /* clear single stepping */
- #define M_DUMP 13 /* dump command */
- #define M_DGLOB 14 /* data area */
- #define M_DSTACK 15 /* stack area */
- #define M_SETTRACE 16 /* start tracing; range in next two PS bytes */
- #define M_CLRTRACE 17 /* end tracing */
- #define M_OK 50 /* answer of child to most messages */
- #define M_FAIL 51 /* answer of child when something goes wrong */
- #define M_DATA 52 /* answer of child when data requested */
- #define M_END_SS 53 /* stopped because of user single stepping */
- #define M_INTR 54 /* sent on interrupt */
- };
- #define LB_OFF (0*PS+LS+1)
- #define AB_OFF (1*PS+LS+1)
- #define PC_OFF (2*PS+LS+1)
- #define HP_OFF (3*PS+LS+1)
- #define SP_OFF (4*PS+LS+1)
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