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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-12 08:55:47 +0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-12 08:55:47 +0400
commite86908614f2c7fec401827e5cefd7a6ea9407f85 (patch)
treefcb5d9e52422b37bdaf0e647126ebdfc1680f162 /include/asm-powerpc/kgdb.h
parent547307420931344a868275bd7ea7a30f117a15a9 (diff)
parent9b4b8feb962f4b3e74768b7205f1f8f6cce87238 (diff)
downloadlinux-e86908614f2c7fec401827e5cefd7a6ea9407f85.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (408 commits) [POWERPC] Add memchr() to the bootwrapper [POWERPC] Implement logging of unhandled signals [POWERPC] Add legacy serial support for OPB with flattened device tree [POWERPC] Use 1TB segments [POWERPC] XilinxFB: Allow fixed framebuffer base address [POWERPC] XilinxFB: Add support for custom screen resolution [POWERPC] XilinxFB: Use pdata to pass around framebuffer parameters [POWERPC] PCI: Add 64-bit physical address support to setup_indirect_pci [POWERPC] 4xx: Kilauea defconfig file [POWERPC] 4xx: Kilauea DTS [POWERPC] 4xx: Add AMCC Kilauea eval board support to platforms/40x [POWERPC] 4xx: Add AMCC 405EX support to cputable.c [POWERPC] Adjust TASK_SIZE on ppc32 systems to 3GB that are capable [POWERPC] Use PAGE_OFFSET to tell if an address is user/kernel in SW TLB handlers [POWERPC] 85xx: Enable FP emulation in MPC8560 ADS defconfig [POWERPC] 85xx: Killed <asm/mpc85xx.h> [POWERPC] 85xx: Add cpm nodes for 8541/8555 CDS [POWERPC] 85xx: Convert mpc8560ads to the new CPM binding. [POWERPC] mpc8272ads: Remove muram from the CPM reg property. [POWERPC] Make clockevents work on PPC601 processors ... Fixed up conflict in Documentation/powerpc/booting-without-of.txt manually.
Diffstat (limited to 'include/asm-powerpc/kgdb.h')
-rw-r--r--include/asm-powerpc/kgdb.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/include/asm-powerpc/kgdb.h b/include/asm-powerpc/kgdb.h
new file mode 100644
index 000000000000..b617dac82969
--- /dev/null
+++ b/include/asm-powerpc/kgdb.h
@@ -0,0 +1,57 @@
+/*
+ * kgdb.h: Defines and declarations for serial line source level
+ * remote debugging of the Linux kernel using gdb.
+ *
+ * PPC Mods (C) 1998 Michael Tesch (tesch@cs.wisc.edu)
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ */
+#ifdef __KERNEL__
+#ifndef _PPC_KGDB_H
+#define _PPC_KGDB_H
+
+#ifndef __ASSEMBLY__
+
+/* Things specific to the gen550 backend. */
+struct uart_port;
+
+extern void gen550_progress(char *, unsigned short);
+extern void gen550_kgdb_map_scc(void);
+extern void gen550_init(int, struct uart_port *);
+
+/* Things specific to the pmac backend. */
+extern void zs_kgdb_hook(int tty_num);
+
+/* To init the kgdb engine. (called by serial hook)*/
+extern void set_debug_traps(void);
+
+/* To enter the debugger explicitly. */
+extern void breakpoint(void);
+
+/* For taking exceptions
+ * these are defined in traps.c
+ */
+extern int (*debugger)(struct pt_regs *regs);
+extern int (*debugger_bpt)(struct pt_regs *regs);
+extern int (*debugger_sstep)(struct pt_regs *regs);
+extern int (*debugger_iabr_match)(struct pt_regs *regs);
+extern int (*debugger_dabr_match)(struct pt_regs *regs);
+extern void (*debugger_fault_handler)(struct pt_regs *regs);
+
+/* What we bring to the party */
+int kgdb_bpt(struct pt_regs *regs);
+int kgdb_sstep(struct pt_regs *regs);
+void kgdb(struct pt_regs *regs);
+int kgdb_iabr_match(struct pt_regs *regs);
+int kgdb_dabr_match(struct pt_regs *regs);
+
+/*
+ * external low-level support routines (ie macserial.c)
+ */
+extern void kgdb_interruptible(int); /* control interrupts from serial */
+extern void putDebugChar(char); /* write a single character */
+extern char getDebugChar(void); /* read and return a single char */
+
+#endif /* !(__ASSEMBLY__) */
+#endif /* !(_PPC_KGDB_H) */
+#endif /* __KERNEL__ */