xnu-1504.9.17.tar.gz

[apple/xnu.git] / osfmk / i386 / cpu_data.h

diff --git a/osfmk/i386/cpu_data.h b/osfmk/i386/cpu_data.h
index 3e4362e7690ade75b221f214aca21be4788327e6..9578cc80b1ce75728c9a5b7c418a2302a5e155d5 100644 (file)
--- a/osfmk/i386/cpu_data.h
+++ b/osfmk/i386/cpu_data.h
@@ -1,5 +1,5 @@
 /*
 /*

- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2008 Apple Inc. All rights reserved.

  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 


@@ -35,50 +35,54 @@
 
 #include <mach_assert.h>
 
 
 #include <mach_assert.h>
 

-#if    defined(__GNUC__)
-

 #include <kern/assert.h>
 #include <kern/kern_types.h>
 #include <kern/assert.h>
 #include <kern/kern_types.h>

+#include <kern/queue.h>

 #include <kern/processor.h>
 #include <kern/pms.h>
 #include <pexpert/pexpert.h>
 #include <mach/i386/thread_status.h>
 #include <kern/processor.h>
 #include <kern/pms.h>
 #include <pexpert/pexpert.h>
 #include <mach/i386/thread_status.h>

+#include <mach/i386/vm_param.h>

 #include <i386/rtclock.h>
 #include <i386/pmCPU.h>
 #include <i386/rtclock.h>
 #include <i386/pmCPU.h>

+#include <i386/cpu_topology.h>
+
+#if CONFIG_VMX
+#include <i386/vmx/vmx_cpu.h>
+#endif

 
 /*
  * Data structures referenced (anonymously) from per-cpu data:
  */
 
 /*
  * Data structures referenced (anonymously) from per-cpu data:
  */

-struct cpu_core;

 struct cpu_cons_buffer;
 struct cpu_desc_table;
 struct cpu_cons_buffer;
 struct cpu_desc_table;

+struct mca_state;

 
 
 /*
  * Data structures embedded in per-cpu data:
  */
 typedef struct rtclock_timer {
 
 
 /*
  * Data structures embedded in per-cpu data:
  */
 typedef struct rtclock_timer {

-       uint64_t        deadline;
-       boolean_t       is_set;
-       boolean_t       has_expired;
+       queue_head_t    queue;
+       uint64_t                deadline;
+       boolean_t               is_set;
+       boolean_t               has_expired;

 } rtclock_timer_t;
 
 } rtclock_timer_t;
 

-typedef struct {
-       uint64_t        tsc_base;               /* timestamp */
-       uint64_t        ns_base;                /* nanoseconds */
-       uint32_t        scale;                  /* tsc -> nanosec multiplier */
-       uint32_t        shift;                  /* tsc -> nanosec shift/div */
-} rtc_nanotime_t;
+
+#if defined(__i386__)

 
 typedef struct {
        struct i386_tss         *cdi_ktss;
 #if    MACH_KDB
        struct i386_tss         *cdi_dbtss;
 #endif /* MACH_KDB */
 
 typedef struct {
        struct i386_tss         *cdi_ktss;
 #if    MACH_KDB
        struct i386_tss         *cdi_dbtss;
 #endif /* MACH_KDB */

-       struct fake_descriptor  *cdi_gdt;
-       struct fake_descriptor  *cdi_idt;
-       struct fake_descriptor  *cdi_ldt;
-       vm_offset_t             cdi_sstk;
+       struct __attribute__((packed)) {
+               uint16_t size;
+               struct fake_descriptor *ptr;
+       } cdi_gdt, cdi_idt;
+       struct fake_descriptor  *cdi_ldt;
+       vm_offset_t                             cdi_sstk;

 } cpu_desc_index_t;
 
 typedef enum {
 } cpu_desc_index_t;
 
 typedef enum {


@@ -87,6 +91,31 @@ typedef enum {
        TASK_MAP_64BIT_SHARED           /* 64-bit, kernel-shared addr space */
 } task_map_t;
 
        TASK_MAP_64BIT_SHARED           /* 64-bit, kernel-shared addr space */
 } task_map_t;
 

+#elif defined(__x86_64__)
+
+
+typedef struct {
+       struct x86_64_tss               *cdi_ktss;
+#if    MACH_KDB
+       struct x86_64_tss               *cdi_dbtss;
+#endif /* MACH_KDB */
+       struct __attribute__((packed)) {
+               uint16_t size;
+               void *ptr;
+       } cdi_gdt, cdi_idt;
+       struct fake_descriptor  *cdi_ldt;
+       vm_offset_t                             cdi_sstk;
+} cpu_desc_index_t;
+
+typedef enum {
+       TASK_MAP_32BIT,                 /* 32-bit user, compatibility mode */ 
+       TASK_MAP_64BIT,                 /* 64-bit user thread, shared space */ 
+} task_map_t;
+
+#else
+#error Unsupported architecture
+#endif
+

 /*
  * This structure is used on entry into the (uber-)kernel on syscall from
  * a 64-bit user. It contains the address of the machine state save area
 /*
  * This structure is used on entry into the (uber-)kernel on syscall from
  * a 64-bit user. It contains the address of the machine state save area


@@ -99,6 +128,7 @@ typedef struct {
         addr64_t       cu_user_gs_base;
 } cpu_uber_t;
 
         addr64_t       cu_user_gs_base;
 } cpu_uber_t;
 

+

 /*
  * Per-cpu data.
  *
 /*
  * Per-cpu data.
  *


@@ -133,19 +163,20 @@ typedef struct cpu_data
        int                     cpu_subtype;
        int                     cpu_threadtype;
        int                     cpu_running;
        int                     cpu_subtype;
        int                     cpu_threadtype;
        int                     cpu_running;

-       uint64_t                rtclock_intr_deadline;

        rtclock_timer_t         rtclock_timer;
        rtclock_timer_t         rtclock_timer;

-        boolean_t              cpu_is64bit;
-        task_map_t             cpu_task_map;
-        addr64_t               cpu_task_cr3;
-        addr64_t               cpu_active_cr3;
-        addr64_t               cpu_kernel_cr3;
+       boolean_t               cpu_is64bit;
+       task_map_t              cpu_task_map;
+       volatile addr64_t       cpu_task_cr3;
+       volatile addr64_t       cpu_active_cr3;
+       addr64_t                cpu_kernel_cr3;

        cpu_uber_t              cpu_uber;
        void                    *cpu_chud;
        void                    *cpu_console_buf;
        cpu_uber_t              cpu_uber;
        void                    *cpu_chud;
        void                    *cpu_console_buf;

-       struct cpu_core         *cpu_core;              /* cpu's parent core */
+       struct x86_lcpu         lcpu;

        struct processor        *cpu_processor;
        struct processor        *cpu_processor;

+#if NCOPY_WINDOWS > 0

        struct cpu_pmap         *cpu_pmap;
        struct cpu_pmap         *cpu_pmap;

+#endif

        struct cpu_desc_table   *cpu_desc_tablep;
        struct fake_descriptor  *cpu_ldtp;
        cpu_desc_index_t        cpu_desc_index;
        struct cpu_desc_table   *cpu_desc_tablep;
        struct fake_descriptor  *cpu_ldtp;
        cpu_desc_index_t        cpu_desc_index;


@@ -153,43 +184,61 @@ typedef struct cpu_data
 #ifdef MACH_KDB
        /* XXX Untested: */
        int                     cpu_db_pass_thru;
 #ifdef MACH_KDB
        /* XXX Untested: */
        int                     cpu_db_pass_thru;

-       vm_offset_t     cpu_db_stacks;
-       void            *cpu_kdb_saved_state;
-       spl_t           cpu_kdb_saved_ipl;
+       vm_offset_t             cpu_db_stacks;
+       void                    *cpu_kdb_saved_state;
+       spl_t                   cpu_kdb_saved_ipl;

        int                     cpu_kdb_is_slave;
        int                     cpu_kdb_active;
 #endif /* MACH_KDB */
        boolean_t               cpu_iflag;
        boolean_t               cpu_boot_complete;
        int                     cpu_hibernate;
        int                     cpu_kdb_is_slave;
        int                     cpu_kdb_active;
 #endif /* MACH_KDB */
        boolean_t               cpu_iflag;
        boolean_t               cpu_boot_complete;
        int                     cpu_hibernate;

-       pmsd                    pms;                                    /* Power Management Stepper control */
-       uint64_t                rtcPop;                 /* when the etimer wants a timer pop */
-       
-       vm_offset_t     cpu_copywindow_base;
-       uint64_t        *cpu_copywindow_pdp;
-       
-       vm_offset_t     cpu_physwindow_base;
-       uint64_t        *cpu_physwindow_ptep;
-       void            *cpu_hi_iss;
-       boolean_t       cpu_tlb_invalid;
-       
-       uint64_t        *cpu_pmHpet;            /* Address of the HPET for this processor */
-       uint32_t        cpu_pmHpetVec;          /* Interrupt vector for HPET for this processor */
-/*     Statistics */
-       pmStats_t       cpu_pmStats;            /* Power management data */
-       uint32_t        cpu_hwIntCnt[256];              /* Interrupt counts */
-       
+
+#if NCOPY_WINDOWS > 0
+       vm_offset_t             cpu_copywindow_base;
+       uint64_t                *cpu_copywindow_pdp;
+
+       vm_offset_t             cpu_physwindow_base;
+       uint64_t                *cpu_physwindow_ptep;
+       void                    *cpu_hi_iss;
+#endif
+
+
+
+       volatile boolean_t      cpu_tlb_invalid;
+       uint32_t                cpu_hwIntCnt[256];      /* Interrupt counts */

        uint64_t                cpu_dr7; /* debug control register */
        uint64_t                cpu_dr7; /* debug control register */

+       uint64_t                cpu_int_event_time;     /* intr entry/exit time */
+#if CONFIG_VMX
+       vmx_cpu_t               cpu_vmx;                /* wonderful world of virtualization */
+#endif
+#if CONFIG_MCA
+       struct mca_state        *cpu_mca_state;         /* State at MC fault */
+#endif
+       uint64_t                cpu_uber_arg_store;     /* Double mapped address
+                                                        * of current thread's
+                                                        * uu_arg array.
+                                                        */
+       uint64_t                cpu_uber_arg_store_valid; /* Double mapped
+                                                          * address of pcb
+                                                          * arg store
+                                                          * validity flag.
+                                                          */
+       rtc_nanotime_t          *cpu_nanotime;          /* Nanotime info */
+       thread_t                csw_old_thread;
+       thread_t                csw_new_thread;

 } cpu_data_t;
 
 extern cpu_data_t      *cpu_data_ptr[];  
 extern cpu_data_t      cpu_data_master;  
 
 /* Macro to generate inline bodies to retrieve per-cpu data fields. */
 } cpu_data_t;
 
 extern cpu_data_t      *cpu_data_ptr[];  
 extern cpu_data_t      cpu_data_master;  
 
 /* Macro to generate inline bodies to retrieve per-cpu data fields. */

+#ifndef offsetof

 #define offsetof(TYPE,MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
 #define offsetof(TYPE,MEMBER) ((size_t) &((TYPE *)0)->MEMBER)

+#endif /* offsetof */

 #define CPU_DATA_GET(member,type)                                      \
        type ret;                                                       \
 #define CPU_DATA_GET(member,type)                                      \
        type ret;                                                       \

-       __asm__ volatile ("movl %%gs:%P1,%0"                            \
+       __asm__ volatile ("mov %%gs:%P1,%0"                             \

                : "=r" (ret)                                            \
                : "i" (offsetof(cpu_data_t,member)));                   \
        return ret;
                : "=r" (ret)                                            \
                : "i" (offsetof(cpu_data_t,member)));                   \
        return ret;


@@ -207,12 +256,16 @@ get_active_thread(void)
 #define current_thread_fast()          get_active_thread()
 #define current_thread()               current_thread_fast()
 
 #define current_thread_fast()          get_active_thread()
 #define current_thread()               current_thread_fast()
 

+#if defined(__i386__)

 static inline boolean_t
 get_is64bit(void)
 {
        CPU_DATA_GET(cpu_is64bit, boolean_t)
 }
 #define cpu_mode_is64bit()             get_is64bit()
 static inline boolean_t
 get_is64bit(void)
 {
        CPU_DATA_GET(cpu_is64bit, boolean_t)
 }
 #define cpu_mode_is64bit()             get_is64bit()

+#elif defined(__x86_64__)
+#define cpu_mode_is64bit()             TRUE
+#endif

 
 static inline int
 get_preemption_level(void)
 
 static inline int
 get_preemption_level(void)


@@ -239,11 +292,7 @@ get_cpu_phys_number(void)
 {
        CPU_DATA_GET(cpu_phys_number,int)
 }
 {
        CPU_DATA_GET(cpu_phys_number,int)
 }

-static inline struct
-cpu_core * get_cpu_core(void)
-{
-       CPU_DATA_GET(cpu_core,struct cpu_core *)
-}
+

 
 static inline void
 disable_preemption(void)
 
 static inline void
 disable_preemption(void)


@@ -305,14 +354,9 @@ current_cpu_datap(void)
 static inline cpu_data_t *
 cpu_datap(int cpu)
 {
 static inline cpu_data_t *
 cpu_datap(int cpu)
 {

-       assert(cpu_data_ptr[cpu]);

        return cpu_data_ptr[cpu];
 }
 
 extern cpu_data_t *cpu_data_alloc(boolean_t is_boot_cpu);
 
        return cpu_data_ptr[cpu];
 }
 
 extern cpu_data_t *cpu_data_alloc(boolean_t is_boot_cpu);
 

-#else  /* !defined(__GNUC__) */
-
-#endif /* defined(__GNUC__) */
-

 #endif /* I386_CPU_DATA */
 #endif /* I386_CPU_DATA */