From 909cd28efca6079fe5aaf6d91c94bee541e9104d Mon Sep 17 00:00:00 2001 From: "Theodore A. Roth" Date: Thu, 15 May 2003 18:10:04 +0000 Subject: [PATCH] * avr-tdep.c (avr_breakpoint_from_pc): New function. (avr_gdbarch_init): Set breakpoint_from_pc method. --- gdb/ChangeLog | 5 +++++ gdb/avr-tdep.c | 13 +++++++++++++ 2 files changed, 18 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index cbcc0be9d7..739d22d45c 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +2003-05-15 Theodore A. Roth + + * avr-tdep.c (avr_breakpoint_from_pc): New function. + (avr_gdbarch_init): Set breakpoint_from_pc method. + 2003-05-15 Andrew Cagney * regcache.c (build_regcache): Set deprecated_register_valid diff --git a/gdb/avr-tdep.c b/gdb/avr-tdep.c index b84e90c455..59e2c58f88 100644 --- a/gdb/avr-tdep.c +++ b/gdb/avr-tdep.c @@ -1091,6 +1091,18 @@ avr_push_arguments (int nargs, struct value **args, CORE_ADDR sp, return sp; } +/* Not all avr devices support the BREAK insn. Those that don't should treat + it as a NOP. Thus, it should be ok. Since the avr is currently a remote + only target, this shouldn't be a problem (I hope). TRoth/2003-05-14 */ + +const unsigned char * +avr_breakpoint_from_pc (CORE_ADDR * pcptr, int *lenptr) +{ + static unsigned char avr_break_insn [] = { 0x98, 0x95 }; + *lenptr = sizeof (avr_break_insn); + return avr_break_insn; +} + /* Initialize the gdbarch structure for the AVR's. */ static struct gdbarch * @@ -1189,6 +1201,7 @@ avr_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_inner_than (gdbarch, core_addr_lessthan); set_gdbarch_decr_pc_after_break (gdbarch, 0); + set_gdbarch_breakpoint_from_pc (gdbarch, avr_breakpoint_from_pc); set_gdbarch_function_start_offset (gdbarch, 0); set_gdbarch_remote_translate_xfer_address (gdbarch, -- 2.34.1