/* * 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 [31mCONFIG_SMP[0m struct blackfin_pda *next; #endif unsigned long syscfg; #ifdef [31mCONFIG_SMP[0m 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 [31mCONFIG_DEBUG_DOUBLEFAULT[0m 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 [31mCONFIG_DEBUG_DOUBLEFAULT[0m 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 */ |