From fea36a59a1a87dfa973f911f11ab1a43b0f528c0 Mon Sep 17 00:00:00 2001 From: Maxim Kuvyrkov Date: Wed, 19 May 2010 14:07:08 +0000 Subject: [PATCH] * linux-m68k-low.c: Include (ps_get_thread_area): Implement. --- gdb/gdbserver/ChangeLog | 5 +++++ gdb/gdbserver/linux-m68k-low.c | 19 +++++++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog index eb82920b2eb..8c81fb01e0f 100644 --- a/gdb/gdbserver/ChangeLog +++ b/gdb/gdbserver/ChangeLog @@ -1,3 +1,8 @@ +2010-05-19 Maxim Kuvyrkov + + * linux-m68k-low.c: Include + (ps_get_thread_area): Implement. + 2010-05-03 Doug Evans * event-loop.c (struct callback_event): New struct. diff --git a/gdb/gdbserver/linux-m68k-low.c b/gdb/gdbserver/linux-m68k-low.c index 6c98bb17eeb..1caac741a81 100644 --- a/gdb/gdbserver/linux-m68k-low.c +++ b/gdb/gdbserver/linux-m68k-low.c @@ -154,6 +154,25 @@ m68k_breakpoint_at (CORE_ADDR pc) return 0; } +#include + +/* Fetch the thread-local storage pointer for libthread_db. */ + +ps_err_e +ps_get_thread_area (const struct ps_prochandle *ph, + lwpid_t lwpid, int idx, void **base) +{ + if (ptrace (PTRACE_GET_THREAD_AREA, lwpid, NULL, base) != 0) + return PS_ERR; + + /* IDX is the bias from the thread pointer to the beginning of the + thread descriptor. It has to be subtracted due to implementation + quirks in libthread_db. */ + *base = (void *) ((char *)*base - idx); + + return PS_OK; +} + struct linux_target_ops the_low_target = { init_registers_m68k, m68k_num_regs, -- 2.30.2