294800e52d
will have a special section, named .PPC.EMB.apuinfo, which will tell GDB that a BookE processor is targeted and which will result in GDB using a different register definition. In order to support remote GDB for BookE, we need the GDB stub in the kernel look for that section and use the BookE definitions.
66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
/*-
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* Copyright (c) 2006 Marcel Moolenaar
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_GDB_MACHDEP_H_
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#define _MACHINE_GDB_MACHDEP_H_
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#define PPC_GDB_NREGS4 (32 + 7 + 2)
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#define PPC_GDB_NREGS8 32
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#define PPC_GDB_NREGS16 32
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#define GDB_NREGS (PPC_GDB_NREGS4 + PPC_GDB_NREGS8 + PPC_GDB_NREGS16)
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#define GDB_REG_PC 64
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#define GDB_BUFSZ (PPC_GDB_NREGS4 * 8 + \
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PPC_GDB_NREGS8 * 16 + \
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PPC_GDB_NREGS16 * 32)
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static __inline size_t
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gdb_cpu_regsz(int regnum)
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{
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if (regnum >= 32 && regnum <= 63)
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return (8);
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if (regnum >= 71 && regnum <= 102)
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return (16);
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return (4);
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}
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static __inline int
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gdb_cpu_query(void)
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{
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return (0);
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}
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void *gdb_cpu_getreg(int, size_t *);
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void gdb_cpu_setreg(int, void *);
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int gdb_cpu_signal(int, int);
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#endif /* !_MACHINE_GDB_MACHDEP_H_ */
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