diff options
Diffstat (limited to 'arch/mips/include/asm/mipsregs.h')
| -rw-r--r-- | arch/mips/include/asm/mipsregs.h | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h index ae461d91cd1f..01df9ad62fb8 100644 --- a/arch/mips/include/asm/mipsregs.h +++ b/arch/mips/include/asm/mipsregs.h @@ -16,6 +16,7 @@ #include <linux/linkage.h> #include <linux/types.h> #include <asm/hazards.h> +#include <asm/isa-rev.h> #include <asm/war.h> /* @@ -51,6 +52,7 @@ #define CP0_GLOBALNUMBER $3, 1 #define CP0_CONTEXT $4 #define CP0_PAGEMASK $5 +#define CP0_PAGEGRAIN $5, 1 #define CP0_SEGCTL0 $5, 2 #define CP0_SEGCTL1 $5, 3 #define CP0_SEGCTL2 $5, 4 @@ -77,6 +79,7 @@ #define CP0_CONFIG $16 #define CP0_CONFIG3 $16, 3 #define CP0_CONFIG5 $16, 5 +#define CP0_CONFIG6 $16, 6 #define CP0_LLADDR $17 #define CP0_WATCHLO $18 #define CP0_WATCHHI $19 @@ -1481,32 +1484,38 @@ do { \ #define __write_64bit_c0_split(source, sel, val) \ do { \ - unsigned long long __tmp; \ + unsigned long long __tmp = (val); \ unsigned long __flags; \ \ local_irq_save(__flags); \ - if (sel == 0) \ + if (MIPS_ISA_REV >= 2) \ + __asm__ __volatile__( \ + ".set\tpush\n\t" \ + ".set\t" MIPS_ISA_LEVEL "\n\t" \ + "dins\t%L0, %M0, 32, 32\n\t" \ + "dmtc0\t%L0, " #source ", " #sel "\n\t" \ + ".set\tpop" \ + : "+r" (__tmp)); \ + else if (sel == 0) \ __asm__ __volatile__( \ ".set\tmips64\n\t" \ - "dsll\t%L0, %L1, 32\n\t" \ + "dsll\t%L0, %L0, 32\n\t" \ "dsrl\t%L0, %L0, 32\n\t" \ - "dsll\t%M0, %M1, 32\n\t" \ + "dsll\t%M0, %M0, 32\n\t" \ "or\t%L0, %L0, %M0\n\t" \ "dmtc0\t%L0, " #source "\n\t" \ ".set\tmips0" \ - : "=&r,r" (__tmp) \ - : "r,0" (val)); \ + : "+r" (__tmp)); \ else \ __asm__ __volatile__( \ ".set\tmips64\n\t" \ - "dsll\t%L0, %L1, 32\n\t" \ + "dsll\t%L0, %L0, 32\n\t" \ "dsrl\t%L0, %L0, 32\n\t" \ - "dsll\t%M0, %M1, 32\n\t" \ + "dsll\t%M0, %M0, 32\n\t" \ "or\t%L0, %L0, %M0\n\t" \ "dmtc0\t%L0, " #source ", " #sel "\n\t" \ ".set\tmips0" \ - : "=&r,r" (__tmp) \ - : "r,0" (val)); \ + : "+r" (__tmp)); \ local_irq_restore(__flags); \ } while (0) |