diff options
Diffstat (limited to 'include/asm-mips/processor.h')
| -rw-r--r-- | include/asm-mips/processor.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/asm-mips/processor.h b/include/asm-mips/processor.h index 39d2bd50fec..0fb75f0762e 100644 --- a/include/asm-mips/processor.h +++ b/include/asm-mips/processor.h @@ -12,6 +12,7 @@ #define _ASM_PROCESSOR_H #include <linux/config.h> +#include <linux/cpumask.h> #include <linux/threads.h> #include <asm/cachectl.h> @@ -107,6 +108,10 @@ struct mips_dsp_state { #define INIT_DSP {{0,},} +#define INIT_CPUMASK { \ + {0,} \ +} + typedef struct { unsigned long seg; } mm_segment_t; @@ -129,6 +134,12 @@ struct thread_struct { /* Saved fpu/fpu emulator stuff. */ union mips_fpu_union fpu; +#ifdef CONFIG_MIPS_MT_FPAFF + /* Emulated instruction count */ + unsigned long emulated_fp; + /* Saved per-thread scheduler affinity mask */ + cpumask_t user_cpus_allowed; +#endif /* CONFIG_MIPS_MT_FPAFF */ /* Saved state of the DSP ASE, if available. */ struct mips_dsp_state dsp; @@ -142,6 +153,7 @@ struct thread_struct { #define MF_LOGADE 2 /* Log address errors to syslog */ #define MF_32BIT_REGS 4 /* also implies 16/32 fprs */ #define MF_32BIT_ADDR 8 /* 32-bit address space (o32/n32) */ +#define MF_FPUBOUND 0x10 /* thread bound to FPU-full CPU set */ unsigned long mflags; unsigned long irix_trampoline; /* Wheee... */ unsigned long irix_oldctx; @@ -153,6 +165,12 @@ struct thread_struct { #define MF_N32 MF_32BIT_ADDR #define MF_N64 0 +#ifdef CONFIG_MIPS_MT_FPAFF +#define FPAFF_INIT 0, INIT_CPUMASK, +#else +#define FPAFF_INIT +#endif /* CONFIG_MIPS_MT_FPAFF */ + #define INIT_THREAD { \ /* \ * saved main processor registers \ @@ -168,6 +186,10 @@ struct thread_struct { */ \ INIT_FPU, \ /* \ + * fpu affinity state (null if not FPAFF) \ + */ \ + FPAFF_INIT \ + /* \ * saved dsp/dsp emulator stuff \ */ \ INIT_DSP, \ |