2002-06-25 Thomas Doerfler <Thomas.Doerfler@imd-systems.de>

* Added m68k serial stub that is thread aware.
	* ChangeLog, gdb_if.h, m68k-stub.c, Makefile.am: New files.

c/src/lib/libbsp/m68k/shared/gdbstub/.cvsignore

@@ -0,0 +1,2 @@
+Makefile
+Makefile.in

c/src/lib/libbsp/m68k/shared/gdbstub/ChangeLog

@@ -0,0 +1,5 @@
+2002-06-25	Thomas Doerfler <Thomas.Doerfler@imd-systems.de>
+
+	* Added m68k serial stub that is thread aware.
+	* ChangeLog, gdb_if.h, m68k-stub.c, Makefile.am: New files.
+

c/src/lib/libbsp/m68k/shared/gdbstub/Makefile.am

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+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+EXTRA_DIST = m68k-stub.c rtems-stub-glue.c gdb_if.h
+
+include $(top_srcdir)/../../../../../automake/local.am

c/src/lib/libbsp/m68k/shared/gdbstub/gdb_if.h

@@ -0,0 +1,191 @@
+/*
+ * gdb_if.h - definition of the interface between the stub and gdb
+ *
+ *                   THIS SOFTWARE IS NOT COPYRIGHTED
+ *
+ *  The following software is offered for use in the public domain.
+ *  There is no warranty with regard to this software or its performance
+ *  and the user must accept the software "AS IS" with all faults.
+ *
+ *  THE CONTRIBUTORS DISCLAIM ANY WARRANTIES, EXPRESS OR IMPLIED, WITH
+ *  REGARD TO THIS SOFTWARE INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ *  $Id$
+ */
+
+#ifndef _GDB_IF_H
+#define _GDB_IF_H
+
+/* Max number of threads in qM response */
+#define QM_MAX_THREADS (20)
+
+struct rtems_gdb_stub_thread_info {
+  char display[256];
+  char name[256];
+  char more_display[256];
+};
+
+/*
+ *  Prototypes
+ */
+
+int parse_zbreak(const char *in, int *type, unsigned char **addr, int *len);
+
+
+char* mem2hstr(char *buf, const unsigned char *mem, int count);
+int   hstr2mem(unsigned char *mem, const char *buf, int count);
+void  set_mem_err(void);
+unsigned char get_byte(const unsigned char *ptr);
+void  set_byte(unsigned char *ptr, int val);
+char* thread2vhstr(char *buf, int thread);
+char* thread2fhstr(char *buf, int thread);
+const char* fhstr2thread(const char *buf, int *thread);
+const char* vhstr2thread(const char *buf, int *thread);
+char* int2fhstr(char *buf, int val);
+char* int2vhstr(char *buf, int vali);
+const char* fhstr2int(const char *buf, int *ival);
+const char* vhstr2int(const char *buf, int *ival);
+int   hstr2byte(const char *buf, int *bval);
+int   hstr2nibble(const char *buf, int *nibble);
+
+Thread_Control *rtems_gdb_index_to_stub_id(int);
+int rtems_gdb_stub_thread_support_ok(void);
+int rtems_gdb_stub_get_current_thread(void);
+int rtems_gdb_stub_get_next_thread(int);
+int rtems_gdb_stub_get_offsets(
+  unsigned char **text_addr,
+  unsigned char **data_addr, 
+  unsigned char **bss_addr
+);
+int rtems_gdb_stub_get_thread_regs(
+  int thread,
+  unsigned int *registers
+);
+int rtems_gdb_stub_set_thread_regs(
+  int thread,
+  unsigned int *registers
+);
+void rtems_gdb_process_query( 
+  char *inbuffer,
+  char *outbuffer,
+  int   do_threads,
+  int   thread
+);
+
+#if defined (__mc68000__)
+/* there are 180 bytes of registers on a 68020 w/68881      */
+/* many of the fpa registers are 12 byte (96 bit) registers */
+#define NUMREGBYTES 180
+enum regnames {D0,D1,D2,D3,D4,D5,D6,D7, 
+               A0,A1,A2,A3,A4,A5,A6,A7, 
+               PS,PC,
+               FP0,FP1,FP2,FP3,FP4,FP5,FP6,FP7,
+               FPCONTROL,FPSTATUS,FPIADDR
+              };
+#elif defined (__mips__)
+/*
+ * MIPS registers, numbered in the order in which gdb expects to see them.
+ */
+#define	ZERO		0
+#define	AT		1
+#define	V0		2
+#define	V1		3
+#define	A0		4
+#define	A1		5
+#define	A2		6
+#define	A3		7
+
+#define	T0		8
+#define	T1		9
+#define	T2		10
+#define	T3		11
+#define	T4		12
+#define	T5		13
+#define	T6		14
+#define	T7		15
+
+#define	S0		16
+#define	S1		17
+#define	S2		18
+#define	S3		19
+#define	S4		20
+#define	S5		21
+#define	S6		22
+#define	S7		23
+
+#define	T8		24
+#define	T9		25
+#define	K0		26
+#define	K1		27
+#define	GP		28
+#define	SP		29
+#define	S8		30
+#define	RA		31
+
+#define	SR		32
+#define	LO		33
+#define	HI		34
+#define	BAD_VA		35
+#define	CAUSE		36
+#define	PC		37
+
+#define	F0		38
+#define	F1		39
+#define	F2		40
+#define	F3		41
+#define	F4		42
+#define	F5		43
+#define	F6		44
+#define	F7		45
+
+#define	F8		46
+#define	F9		47
+#define	F10		48
+#define	F11		49
+#define	F12		50
+#define	F13		51
+#define	F14		52
+#define	F15		53
+
+#define	F16		54
+#define	F17		55
+#define	F18		56
+#define	F19		57
+#define	F20		58
+#define	F21		59
+#define	F22		60
+#define	F23		61
+
+#define	F24		62
+#define	F25		63
+#define	F26		64
+#define	F27		65
+#define	F28		66
+#define	F29		67
+#define	F30		68
+#define	F31		69
+
+#define	FCSR		70
+#define	FIRR		71
+
+#define	NUM_REGS	72
+
+
+
+
+
+void mips_gdb_stub_install(int enableThreads) ;
+#endif /* defined (__mips__) */
+
+
+#define MEMOPT_READABLE   1
+#define MEMOPT_WRITEABLE  2
+
+#define NUM_MEMSEGS     10
+
+int gdbstub_add_memsegment(unsigned,unsigned,int);
+
+
+
+#endif /* _GDB_IF_H */