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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 11:10:41 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 11:10:41 -0700
commitac3ee84c604502240122c47b52f0542ec8774f15 (patch)
treefa74b50e310af6cef3298a052514b2d42b260d6b /include
parent90b9a32d8f441369b2f97a765d2d957b531eb653 (diff)
parent4fe1da4ebc18c4c42fa56c228447f68033fce5f0 (diff)
downloadlinux-ac3ee84c604502240122c47b52f0542ec8774f15.tar.bz2
Merge branch 'dbg-early-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb
* 'dbg-early-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb: echi-dbgp: Add kernel debugger support for the usb debug port earlyprintk,vga,kdb: Fix \b and \r for earlyprintk=vga with kdb kgdboc: Add ekgdboc for early use of the kernel debugger x86,early dr regs,kgdb: Allow kernel debugger early dr register access x86,kgdb: Implement early hardware breakpoint debugging x86, kgdb, init: Add early and late debug states x86, kgdb: early trap init for early debug
Diffstat (limited to 'include')
-rw-r--r--include/linux/kgdb.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/kgdb.h b/include/linux/kgdb.h
index 6c784ab6856a..9340f34d1bb5 100644
--- a/include/linux/kgdb.h
+++ b/include/linux/kgdb.h
@@ -208,6 +208,17 @@ extern int kgdb_arch_set_breakpoint(unsigned long addr, char *saved_instr);
extern int kgdb_arch_remove_breakpoint(unsigned long addr, char *bundle);
/**
+ * kgdb_arch_late - Perform any architecture specific initalization.
+ *
+ * This function will handle the late initalization of any
+ * architecture specific callbacks. This is an optional function for
+ * handling things like late initialization of hw breakpoints. The
+ * default implementation does nothing.
+ */
+extern void kgdb_arch_late(void);
+
+
+/**
* struct kgdb_arch - Describe architecture specific values.
* @gdb_bpt_instr: The instruction to trigger a breakpoint.
* @flags: Flags for the breakpoint, currently just %KGDB_HW_BREAKPOINT.
@@ -285,7 +296,10 @@ extern int kgdb_single_step;
extern atomic_t kgdb_active;
#define in_dbg_master() \
(raw_smp_processor_id() == atomic_read(&kgdb_active))
+extern bool dbg_is_early;
+extern void __init dbg_late_init(void);
#else /* ! CONFIG_KGDB */
#define in_dbg_master() (0)
+#define dbg_late_init()
#endif /* ! CONFIG_KGDB */
#endif /* _KGDB_H_ */