xnu-7195.101.1.tar.gz

[apple/xnu.git] / osfmk / kern / startup.h

diff --git a/osfmk/kern/startup.h b/osfmk/kern/startup.h
index 6c5e01b333e9d8b9d1b0ba6394bc997ea49b523d..83f26c45ef4794b64d557b8103b7bdf778374e45 100644 (file)
--- a/osfmk/kern/startup.h
+++ b/osfmk/kern/startup.h
@@ -153,8 +153,8 @@ __enum_decl(startup_rank_t, uint32_t, {
 #elif defined(__x86_64__)
 /* Intel doesn't have a __BOOTDATA but doesn't protect __KLD */
 #define STARTUP_CODE_SEGSECT "__TEXT,__text"
-#define STARTUP_DATA_SEGSECT "__KLD,__init"
-#define STARTUP_HOOK_SEGMENT "__KLD"
+#define STARTUP_DATA_SEGSECT "__KLDDATA,__init"
+#define STARTUP_HOOK_SEGMENT "__KLDDATA"
 #define STARTUP_HOOK_SECTION "__init_entry_set"
 #else
 /* arm protects __KLD early, so use __BOOTDATA for data */
@@ -175,7 +175,7 @@ __enum_decl(startup_rank_t, uint32_t, {
  */
 #define __startup_func \
        __PLACE_IN_SECTION(STARTUP_CODE_SEGSECT) \
-       __attribute__((noinline, visibility("hidden")))
+       __attribute__((cold, visibility("hidden")))
 
 /*!
  * @macro __startup_data
@@ -260,20 +260,28 @@ __enum_decl(startup_rank_t, uint32_t, {
        static __startup_data struct startup_tunable_spec \
        __startup_TUNABLES_spec_ ## var = { \
            .name = __startup_TUNABLES_name_ ## var, \
-           .var_addr = &var, \
+           .var_addr = (void *)&var, \
            .var_len = sizeof(type_t), \
            .var_is_bool = __builtin_types_compatible_p(bool, type_t), \
        }; \
        __STARTUP_ARG(var, __LINE__, TUNABLES, STARTUP_RANK_FIRST, \
            kernel_startup_tunable_init, &__startup_TUNABLES_spec_ ## var)
 
+#ifdef __cplusplus
+#define __STARTUP_FUNC_CAST(func, a) \
+           (void(*)(const void *))func
+#else
+#define __STARTUP_FUNC_CAST(func, a) \
+           (typeof(func(a))(*)(const void *))func
+#endif
+
 
 #define __STARTUP1(name, line, subsystem, rank, func, a, b) \
        __PLACE_IN_SECTION(STARTUP_HOOK_SEGMENT "," STARTUP_HOOK_SECTION) \
        static const struct startup_entry \
        __startup_ ## subsystem ## _entry_ ## name ## _ ## line = { \
            STARTUP_SUB_ ## subsystem, \
-           rank, (typeof(func(a))(*)(const void *))func, b, \
+           rank, __STARTUP_FUNC_CAST(func, a), b, \
        }
 
 #define __STARTUP(name, line, subsystem, rank, func) \
@@ -325,7 +333,6 @@ extern void device_service_create(void);
 
 /* BSD subsystem initialization */
 extern void bsd_init(void);
-extern void bsd_early_init(void);
 
 #endif  /* MACH_BSD */