X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-blackfin%2Ftraps.h;h=f0e5f940d9cae503d55be15fb74982c15be47a2a;hb=a973e9dd1e140a65bed694a2c5c8d53e9cba1a23;hp=fe365b1b7ca8085cc54acf8197618aca85aa192c;hpb=02bbc0f09c90cefdb2837605c96a66c5ce4ba2e1;p=linux-2.6-omap-h63xx.git diff --git a/include/asm-blackfin/traps.h b/include/asm-blackfin/traps.h index fe365b1b7ca..f0e5f940d9c 100644 --- a/include/asm-blackfin/traps.h +++ b/include/asm-blackfin/traps.h @@ -45,31 +45,87 @@ #define VEC_CPLB_I_M (44) #define VEC_CPLB_I_MHIT (45) #define VEC_ILL_RES (46) /* including unvalid supervisor mode insn */ +/* The hardware reserves (63) for future use - we use it to tell our + * normal exception handling code we have a hardware error + */ +#define VEC_HWERR (63) #ifndef __ASSEMBLY__ -#define HWC_x2 "System MMR Error\nAn error occurred due to an invalid access to an System MMR location\nPossible reason: a 32-bit register is accessed with a 16-bit instruction,\nor a 16-bit register is accessed with a 32-bit instruction.\n" -#define HWC_x3 "External Memory Addressing Error\n" -#define HWC_x12 "Performance Monitor Overflow\n" -#define HWC_x18 "RAISE 5 instruction\n Software issued a RAISE 5 instruction to invoke the Hardware\n" -#define HWC_default "Reserved\n" - -#define EXC_0x03 "Application stack overflow\n - Please increase the stack size of the application using elf2flt -s option,\n and/or reduce the stack use of the application.\n" -#define EXC_0x10 "Single step\n - When the processor is in single step mode, every instruction\n generates an exception. Primarily used for debugging.\n" -#define EXC_0x11 "Exception caused by a trace buffer full condition\n - The processor takes this exception when the trace\n buffer overflows (only when enabled by the Trace Unit Control register).\n" -#define EXC_0x21 "Undefined instruction\n - May be used to emulate instructions that are not defined for\n a particular processor implementation.\n" -#define EXC_0x22 "Illegal instruction combination\n - See section for multi-issue rules in the ADSP-BF53x Blackfin\n Processor Instruction Set Reference.\n" -#define EXC_0x23 "Data access CPLB protection violation\n - Attempted read or write to Supervisor resource,\n or illegal data memory access. \n" -#define EXC_0x24 "Data access misaligned address violation\n - Attempted misaligned data memory or data cache access.\n" -#define EXC_0x25 "Unrecoverable event\n - For example, an exception generated while processing a previous exception.\n" -#define EXC_0x26 "Data access CPLB miss\n - Used by the MMU to signal a CPLB miss on a data access.\n" -#define EXC_0x27 "Data access multiple CPLB hits\n - More than one CPLB entry matches data fetch address.\n" -#define EXC_0x28 "Program Sequencer Exception caused by an emulation watchpoint match\n - There is a watchpoint match, and one of the EMUSW\n bits in the Watchpoint Instruction Address Control register (WPIACTL) is set.\n" -#define EXC_0x2A "Instruction fetch misaligned address violation\n - Attempted misaligned instruction cache fetch. On a misaligned instruction fetch exception,\n the return address provided in RETX is the destination address which is misaligned, rather than the address of the offending instruction.\n" -#define EXC_0x2B "CPLB protection violation\n - Illegal instruction fetch access (memory protection violation).\n" -#define EXC_0x2C "Instruction fetch CPLB miss\n - CPLB miss on an instruction fetch.\n" -#define EXC_0x2D "Instruction fetch multiple CPLB hits\n - More than one CPLB entry matches instruction fetch address.\n" -#define EXC_0x2E "Illegal use of supervisor resource\n - Attempted to use a Supervisor register or instruction from User mode.\n Supervisor resources are registers and instructions that are reserved\n for Supervisor use: Supervisor only registers, all MMRs, and Supervisor\n only instructions.\n" +#define HWC_x2(level) \ + "System MMR Error\n" \ + level " - An error occurred due to an invalid access to an System MMR location\n" \ + level " Possible reason: a 32-bit register is accessed with a 16-bit instruction\n" \ + level " or a 16-bit register is accessed with a 32-bit instruction.\n" +#define HWC_x3(level) \ + "External Memory Addressing Error\n" +#define HWC_x12(level) \ + "Performance Monitor Overflow\n" +#define HWC_x18(level) \ + "RAISE 5 instruction\n" \ + level " Software issued a RAISE 5 instruction to invoke the Hardware\n" +#define HWC_default(level) \ + "Reserved\n" +#define EXC_0x03(level) \ + "Application stack overflow\n" \ + level " - Please increase the stack size of the application using elf2flt -s option,\n" \ + level " and/or reduce the stack use of the application.\n" +#define EXC_0x10(level) \ + "Single step\n" \ + level " - When the processor is in single step mode, every instruction\n" \ + level " generates an exception. Primarily used for debugging.\n" +#define EXC_0x11(level) \ + "Exception caused by a trace buffer full condition\n" \ + level " - The processor takes this exception when the trace\n" \ + level " buffer overflows (only when enabled by the Trace Unit Control register).\n" +#define EXC_0x21(level) \ + "Undefined instruction\n" \ + level " - May be used to emulate instructions that are not defined for\n" \ + level " a particular processor implementation.\n" +#define EXC_0x22(level) \ + "Illegal instruction combination\n" \ + level " - See section for multi-issue rules in the ADSP-BF53x Blackfin\n" \ + level " Processor Instruction Set Reference.\n" +#define EXC_0x23(level) \ + "Data access CPLB protection violation\n" \ + level " - Attempted read or write to Supervisor resource,\n" \ + level " or illegal data memory access. \n" +#define EXC_0x24(level) \ + "Data access misaligned address violation\n" \ + level " - Attempted misaligned data memory or data cache access.\n" +#define EXC_0x25(level) \ + "Unrecoverable event\n" \ + level " - For example, an exception generated while processing a previous exception.\n" +#define EXC_0x26(level) \ + "Data access CPLB miss\n" \ + level " - Used by the MMU to signal a CPLB miss on a data access.\n" +#define EXC_0x27(level) \ + "Data access multiple CPLB hits\n" \ + level " - More than one CPLB entry matches data fetch address.\n" +#define EXC_0x28(level) \ + "Program Sequencer Exception caused by an emulation watchpoint match\n" \ + level " - There is a watchpoint match, and one of the EMUSW\n" \ + level " bits in the Watchpoint Instruction Address Control register (WPIACTL) is set.\n" +#define EXC_0x2A(level) \ + "Instruction fetch misaligned address violation\n" \ + level " - Attempted misaligned instruction cache fetch. On a misaligned instruction fetch\n" \ + level " exception, the return address provided in RETX is the destination address which is\n" \ + level " misaligned, rather than the address of the offending instruction.\n" +#define EXC_0x2B(level) \ + "CPLB protection violation\n" \ + level " - Illegal instruction fetch access (memory protection violation).\n" +#define EXC_0x2C(level) \ + "Instruction fetch CPLB miss\n" \ + level " - CPLB miss on an instruction fetch.\n" +#define EXC_0x2D(level) \ + "Instruction fetch multiple CPLB hits\n" \ + level " - More than one CPLB entry matches instruction fetch address.\n" +#define EXC_0x2E(level) \ + "Illegal use of supervisor resource\n" \ + level " - Attempted to use a Supervisor register or instruction from User mode.\n" \ + level " Supervisor resources are registers and instructions that are reserved\n" \ + level " for Supervisor use: Supervisor only registers, all MMRs, and Supervisor\n" \ + level " only instructions.\n" #endif /* __ASSEMBLY__ */ #endif /* _BFIN_TRAPS_H */