diff options
author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
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committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/arch/blackfin/include/asm/pda.h | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/arch/blackfin/include/asm/pda.h')
-rw-r--r-- | kernel/arch/blackfin/include/asm/pda.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/kernel/arch/blackfin/include/asm/pda.h b/kernel/arch/blackfin/include/asm/pda.h new file mode 100644 index 000000000..68d6f6618 --- /dev/null +++ b/kernel/arch/blackfin/include/asm/pda.h @@ -0,0 +1,73 @@ +/* + * Copyright 2007-2009 Analog Devices Inc. + * Philippe Gerum <rpm@xenomai.org> + * + * Licensed under the GPL-2 or later. + */ + +#ifndef _ASM_BLACKFIN_PDA_H +#define _ASM_BLACKFIN_PDA_H + +#include <mach/anomaly.h> + +#ifndef __ASSEMBLY__ + +struct blackfin_pda { /* Per-processor Data Area */ +#ifdef CONFIG_SMP + struct blackfin_pda *next; +#endif + + unsigned long syscfg; +#ifdef CONFIG_SMP + unsigned long imask; /* Current IMASK value */ +#endif + + unsigned long *ipdt; /* Start of switchable I-CPLB table */ + unsigned long *ipdt_swapcount; /* Number of swaps in ipdt */ + unsigned long *dpdt; /* Start of switchable D-CPLB table */ + unsigned long *dpdt_swapcount; /* Number of swaps in dpdt */ + + /* + * Single instructions can have multiple faults, which + * need to be handled by traps.c, in irq5. We store + * the exception cause to ensure we don't miss a + * double fault condition + */ + unsigned long ex_iptr; + unsigned long ex_optr; + unsigned long ex_buf[4]; + unsigned long ex_imask; /* Saved imask from exception */ + unsigned long ex_ipend; /* Saved IPEND from exception */ + unsigned long *ex_stack; /* Exception stack space */ + +#ifdef ANOMALY_05000261 + unsigned long last_cplb_fault_retx; +#endif + unsigned long dcplb_fault_addr; + unsigned long icplb_fault_addr; + unsigned long retx; + unsigned long seqstat; + unsigned int __nmi_count; /* number of times NMI asserted on this CPU */ +#ifdef CONFIG_DEBUG_DOUBLEFAULT + unsigned long dcplb_doublefault_addr; + unsigned long icplb_doublefault_addr; + unsigned long retx_doublefault; + unsigned long seqstat_doublefault; +#endif +}; + +struct blackfin_initial_pda { + void *retx; +#ifdef CONFIG_DEBUG_DOUBLEFAULT + void *dcplb_doublefault_addr; + void *icplb_doublefault_addr; + void *retx_doublefault; + unsigned seqstat_doublefault; +#endif +}; + +extern struct blackfin_pda cpu_pda[]; + +#endif /* __ASSEMBLY__ */ + +#endif /* _ASM_BLACKFIN_PDA_H */ |