lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

powerpc/booke: Add definitions for advanced debug registers

Browse Source 
powerpc/booke: Add definitions for advanced debug registers

From: Dave Kleikamp <shaggy@linux.vnet.ibm.com>

Based on patches originally written by Torez Smith.

This patch adds additional definitions for BookE Debug Registers
to the reg_booke.h header file.

Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Acked-by: David Gibson <dwg@au1.ibm.com>
Cc: Torez Smith  <lnxtorez@linux.vnet.ibm.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: Sergio Durigan Junior <sergiodj@br.ibm.com>
Cc: Thiago Jung Bauermann <bauerman@br.ibm.com>
Cc: linuxppc-dev list <Linuxppc-dev@ozlabs.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Dave Kleikamp
2010-02-08 11:53:26 +00:00
committed by Benjamin Herrenschmidt
parent 3162d92dfb
commit 99396ac105
2 changed files with 129 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

36
arch/powerpc/include/asm/processor.h
View File

@@ -161,9 +161,41 @@ struct thread_struct {
#ifdef CONFIG_PPC32
void *pgdir; /* root of page-table tree */
#endif
#if defined(CONFIG_4xx) || defined (CONFIG_BOOKE)
unsigned long dbcr0; /* debug control register values */
#ifdef CONFIG_PPC_ADV_DEBUG_REGS
/*
* The following help to manage the use of Debug Control Registers
* om the BookE platforms.
*/
unsigned long dbcr0;
unsigned long dbcr1;
#ifdef CONFIG_BOOKE
unsigned long dbcr2;
#endif
/*
* The stored value of the DBSR register will be the value at the
* last debug interrupt. This register can only be read from the
* user (will never be written to) and has value while helping to
* describe the reason for the last debug trap. Torez
*/
unsigned long dbsr;
/*
* The following will contain addresses used by debug applications
* to help trace and trap on particular address locations.
* The bits in the Debug Control Registers above help define which
* of the following registers will contain valid data and/or addresses.
*/
unsigned long iac1;
unsigned long iac2;
#if CONFIG_PPC_ADV_DEBUG_IACS > 2
unsigned long iac3;
unsigned long iac4;
#endif
unsigned long dac1;
unsigned long dac2;
#if CONFIG_PPC_ADV_DEBUG_DVCS > 0
unsigned long dvc1;
unsigned long dvc2;
#endif
#endif
/* FP and VSX 0-31 register set */
double fpr[32][TS_FPRWIDTH];