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MIPS: Update trap codes 

Add a few missing trap codes.

[ralf@linux-mips.org: Drop removal of exception codes.  I don't care what
the incomplete architecture spec says; it can't change existing hardware
and VCEI is supported indeed.]

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: linux-mips@linux-mips.org
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Gleb Natapov <gleb@kernel.org>
Cc: kvm@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/11890/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
James Hogan 2015-12-16 23:49:34 +00:00 committed by Ralf Baechle
parent 16d100db24
commit 044c9bb816
1 changed files with 10 additions and 2 deletions
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12
arch/mips/include/asm/mipsregs.h
View File

@ -420,12 +420,20 @@
#define EXCCODE_CPU 11 /* Coprocessor unusable */
#define EXCCODE_OV 12 /* Arithmetic overflow */
#define EXCCODE_TR 13 /* Trap instruction */
#define EXCCODE_VCEI 14 /* Virtual coherency exception */
#define EXCCODE_MSAFPE 14 /* MSA floating point exception */
#define EXCCODE_FPE 15 /* Floating point exception */
#define EXCCODE_TLBRI 19 /* TLB Read-Inhibit exception */
#define EXCCODE_TLBXI 20 /* TLB Execution-Inhibit exception */
#define EXCCODE_MSADIS 21 /* MSA disabled exception */
#define EXCCODE_MDMX 22 /* MDMX unusable exception */
#define EXCCODE_WATCH 23 /* Watch address reference */
#define EXCCODE_VCED 31 /* Virtual coherency data */
#define EXCCODE_MCHECK 24 /* Machine check */
#define EXCCODE_THREAD 25 /* Thread exceptions (MT) */
#define EXCCODE_DSPDIS 26 /* DSP disabled exception */
#define EXCCODE_GE 27 /* Virtualized guest exception (VZ) */
/* Implementation specific trap codes used by MIPS cores */
#define MIPS_EXCCODE_TLBPAR 16 /* TLB parity error exception */
/*
* Bits in the coprocessor 0 config register.