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| author | Dave Kleikamp <shaggy@linux.vnet.ibm.com> | 2010-02-08 11:53:26 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-02-17 14:03:17 +1100 |
| commit | 99396ac105f54fe3584374c7c70a5cb6def766e6 (patch) | |
| tree | 8d46e6f476fa214cd30d2c00c167819301a42e48 /arch/powerpc/include/asm/processor.h | |
| parent | 3162d92dfb79a0b5fc03380b8819fa5f870ebf1e (diff) | |
| download | kernel_samsung_smdk4412-99396ac105f54fe3584374c7c70a5cb6def766e6.zip kernel_samsung_smdk4412-99396ac105f54fe3584374c7c70a5cb6def766e6.tar.gz kernel_samsung_smdk4412-99396ac105f54fe3584374c7c70a5cb6def766e6.tar.bz2 | |
powerpc/booke: Add definitions for advanced debug registers
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>
Diffstat (limited to 'arch/powerpc/include/asm/processor.h')
| -rw-r--r-- | arch/powerpc/include/asm/processor.h | 36 |
1 files changed, 34 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 9eed29e..221ba62 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -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]; |