[BACK]Return to cpu.h CVS log [TXT][DIR] Up to [cvs.NetBSD.org] / src / sys / arch / i386 / include

Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.

Diff for /src/sys/arch/i386/include/cpu.h between version 1.129.2.5 and 1.130

version 1.129.2.5, 2007/01/27 07:09:02 version 1.130, 2006/12/08 15:05:18
Line 72  struct pmap;
Line 72  struct pmap;
 struct cpu_info {  struct cpu_info {
         struct device *ci_dev;          /* pointer to our device */          struct device *ci_dev;          /* pointer to our device */
         struct cpu_info *ci_self;       /* self-pointer */          struct cpu_info *ci_self;       /* self-pointer */
         void    *ci_self150;            /* self + 0x150, see lock_stubs.S */  
         void    *ci_tlog_base;          /* Trap log base */          void    *ci_tlog_base;          /* Trap log base */
         int32_t ci_tlog_offset;         /* Trap log current offset */          int32_t ci_tlog_offset;         /* Trap log current offset */
         struct cpu_info *ci_next;       /* next cpu */          struct cpu_info *ci_next;       /* next cpu */
Line 107  struct cpu_info {
Line 106  struct cpu_info {
         int ci_idle_tss_sel;            /* TSS selector of idle PCB */          int ci_idle_tss_sel;            /* TSS selector of idle PCB */
   
         struct intrsource *ci_isources[MAX_INTR_SOURCES];          struct intrsource *ci_isources[MAX_INTR_SOURCES];
         volatile int    ci_mtx_count;   /* Negative count of spin mutexes */          uint32_t        ci_ipending;
         volatile int    ci_mtx_oldspl;  /* Old SPL at this ci_idepth */          int             ci_ilevel;
   
         /* The following must be aligned for cmpxchg8b. */  
         struct {  
                 uint32_t        ipending;  
                 int             ilevel;  
         } ci_istate __aligned(8);  
 #define ci_ipending     ci_istate.ipending  
 #define ci_ilevel       ci_istate.ilevel  
   
         int             ci_idepth;          int             ci_idepth;
         uint32_t        ci_imask[NIPL];          uint32_t        ci_imask[NIPL];
         uint32_t        ci_iunmask[NIPL];          uint32_t        ci_iunmask[NIPL];
Line 220  curcpu()
Line 210  curcpu()
   
 #define CPU_IS_PRIMARY(ci)      ((ci)->ci_flags & CPUF_PRIMARY)  #define CPU_IS_PRIMARY(ci)      ((ci)->ci_flags & CPUF_PRIMARY)
   
 #define aston(l)                ((l)->l_md.md_astpending = 1)  #define aston(p)                ((p)->p_md.md_astpending = 1)
   
 extern  struct cpu_info *cpu_info[X86_MAXPROCS];  extern  struct cpu_info *cpu_info[X86_MAXPROCS];
   
 void cpu_boot_secondary_processors(void);  void cpu_boot_secondary_processors(void);
 void cpu_init_idle_pcbs(void);  void cpu_init_idle_pcbs(void);
   
   /*
    * Preempt the current process if in interrupt from user mode,
    * or after the current trap/syscall if in system mode.
    */
   extern void need_resched(struct cpu_info *);
   
 #else /* !MULTIPROCESSOR */  #else /* !MULTIPROCESSOR */
   
 #define X86_MAXPROCS            1  #define X86_MAXPROCS            1
Line 239  void cpu_init_idle_pcbs(void);
Line 235  void cpu_init_idle_pcbs(void);
 #define cpu_number()            0  #define cpu_number()            0
 #define CPU_IS_PRIMARY(ci)      1  #define CPU_IS_PRIMARY(ci)      1
   
 #define aston(l)                ((l)->l_md.md_astpending = 1)  
   
 #endif /* MULTIPROCESSOR */  
   
 /*  /*
  * Preempt the current process if in interrupt from user mode,   * Preempt the current process if in interrupt from user mode,
  * or after the current trap/syscall if in system mode.   * or after the current trap/syscall if in system mode.
  */   */
 extern void cpu_need_resched(struct cpu_info *);  #define need_resched(ci)                                                \
   do {                                                                    \
           struct cpu_info *__ci = (ci);                                   \
           __ci->ci_want_resched = 1;                                      \
           if (__ci->ci_curlwp != NULL)                                    \
                   aston(__ci->ci_curlwp->l_proc);                         \
   } while (/*CONSTCOND*/0)
   
   #define aston(p)                ((p)->p_md.md_astpending = 1)
   
   #endif /* MULTIPROCESSOR */
   
 extern uint32_t cpus_attached;  extern uint32_t cpus_attached;
   
Line 283  struct clockframe {
Line 285  struct clockframe {
  * buffer pages are invalid.  On the i386, request an ast to send us   * buffer pages are invalid.  On the i386, request an ast to send us
  * through trap(), marking the proc as needing a profiling tick.   * through trap(), marking the proc as needing a profiling tick.
  */   */
 extern void     cpu_need_proftick(struct lwp *l);  #define need_proftick(p)        ((p)->p_flag |= P_OWEUPC, aston(p))
   
 /*  /*
  * Notify the LWP l that it has a signal pending, process as soon as   * Notify the current process (p) that it has a signal pending,
  * possible.   * process as soon as possible.
  */   */
 extern void     cpu_signotify(struct lwp *);  #define signotify(p)            aston(p)
   
 /*  /*
  * We need a machine-independent name for this.   * We need a machine-independent name for this.
Legend:
Removed from v.1.129.2.5  
changed lines
  Added in v.1.130
CVSweb <webmaster@jp.NetBSD.org>