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-rw-r--r--arch/nt32/src/crt_glue.c87
-rw-r--r--arch/nt32/src/crt_pe.c7
-rw-r--r--arch/nt32/src/crt_tls.c27
-rw-r--r--arch/nt32/src/libc_entry_point.c10
-rw-r--r--arch/nt32/src/syscall_disp.c22
-rw-r--r--arch/nt32/src/vtbl.c12
6 files changed, 165 insertions, 0 deletions
diff --git a/arch/nt32/src/crt_glue.c b/arch/nt32/src/crt_glue.c
new file mode 100644
index 0000000..abfd1fe
--- /dev/null
+++ b/arch/nt32/src/crt_glue.c
@@ -0,0 +1,87 @@
+#include <unistd.h>
+#include <pthread.h>
+#include "atomic.h"
+#include "syscall.h"
+#include "psxglue.h"
+#include "pthread_impl.h"
+
+extern struct __ldso_vtbl * __ldso_vtbl;
+extern struct __psx_vtbl * __psx_vtbl;
+
+typedef int __app_main();
+typedef int __pthread_surrogate_routine(struct pthread *);
+
+extern int _init(void);
+static int __pthread_surrogate_init(struct pthread * self);
+
+extern int __libc_start_main(
+ void * main,
+ int argc,
+ char ** argv);
+
+void __libc_entry_routine(
+ __app_main * __main,
+ __psx_init_routine * __psx_init,
+ int options)
+{
+ int argc;
+ char ** argv;
+ char ** envp;
+ struct __psx_context ctx;
+
+ /* ctx init */
+ ctx.size = sizeof(ctx);
+ ctx.options = options;
+ ctx.pthread_create_fn = pthread_create;
+ ctx.pthread_surrogate_fn= __pthread_surrogate_init;
+
+ /* __psx_init must succeed... */
+ if (__psx_init(&argc,&argv,&envp,&ctx))
+ a_crash();
+
+ /* ...and conform */
+ else if (envp != argv + (argc + 1))
+ a_crash();
+
+ /* dso init routines */
+ _init();
+
+ /* write once */
+ __syscall_vtbl = (unsigned long **)ctx.sys_vtbl;
+ __ldso_vtbl = ctx.ldso_vtbl;
+ __psx_vtbl = ctx.psx_vtbl;
+ __teb_sys_idx = ctx.teb_sys_idx;
+ __teb_libc_idx = ctx.teb_libc_idx;
+
+ /* enter libc */
+ __libc_start_main(__main,argc,argv);
+
+ /* guard */
+ a_crash();
+}
+
+static int __pthread_surrogate_init(struct pthread * self)
+{
+ /**
+ * invoked by psxscl upon creation of a surrogate libc
+ * thread, which in turn may only call pthread_create();
+ *
+ * the purpose of this mecahnism is to support a scenario
+ * where a third-party library creates a non-posix thread
+ * which then calls, be it directly or via a callback
+ * function, a libc api that depends on a valid
+ * pthread_self.
+ *
+ * self: a pointer to an already zero'ed memory page
+ *
+ * struct pthread relevant members:
+ * --------------------------------
+ * cancel (already zero)
+ * canary (already zero)
+ *
+ * pthread_create() reference:
+ * 1a47ed15eebf96d0c8d5de4aea54108bc8cc3f53
+ **/
+
+ return 0;
+}
diff --git a/arch/nt32/src/crt_pe.c b/arch/nt32/src/crt_pe.c
new file mode 100644
index 0000000..0dc75a4
--- /dev/null
+++ b/arch/nt32/src/crt_pe.c
@@ -0,0 +1,7 @@
+#include "pthread_impl.h"
+#include <threads.h>
+
+void * __pthread_getspecific_impl(pthread_key_t k)
+{
+ return (__pthread_self())->tsd[k];
+}
diff --git a/arch/nt32/src/crt_tls.c b/arch/nt32/src/crt_tls.c
new file mode 100644
index 0000000..15183d3
--- /dev/null
+++ b/arch/nt32/src/crt_tls.c
@@ -0,0 +1,27 @@
+#include <stdint.h>
+#include <stddef.h>
+#include "psxglue.h"
+#include "pthread_arch.h"
+
+typedef unsigned int __tls_word __attribute__((mode(word)));
+typedef unsigned int __tls_ptr __attribute__((mode(pointer)));
+
+struct __emutls_object
+{
+ __tls_word size;
+ __tls_word align;
+ ptrdiff_t offset;
+ void * defval;
+};
+
+void * __emutls_get_address (struct __emutls_object * obj)
+{
+ int dsoidx = obj->align & 0xFFFF0000;
+ struct __tlca * tlca = (struct __tlca *)__psx_tlca();
+
+ if (dsoidx)
+ return (*tlca->pthread_dtls)[dsoidx >> 16] + obj->offset;
+ else
+ return tlca->pthread_tls + obj->offset;
+}
+
diff --git a/arch/nt32/src/libc_entry_point.c b/arch/nt32/src/libc_entry_point.c
new file mode 100644
index 0000000..0929cc4
--- /dev/null
+++ b/arch/nt32/src/libc_entry_point.c
@@ -0,0 +1,10 @@
+typedef unsigned int uint32_t;
+
+int __libc_entry_point(
+ void * hinstance,
+ uint32_t reason,
+ void * reserved)
+{
+ return 1;
+}
+
diff --git a/arch/nt32/src/syscall_disp.c b/arch/nt32/src/syscall_disp.c
new file mode 100644
index 0000000..3369ca0
--- /dev/null
+++ b/arch/nt32/src/syscall_disp.c
@@ -0,0 +1,22 @@
+#include <stdint.h>
+#include <stddef.h>
+#include "syscall.h"
+#include "psxglue.h"
+
+extern struct __psx_vtbl * __psx_vtbl;
+
+void __unmapself(void * base, size_t size)
+{
+ __psx_vtbl->unmapself(base,(void *)size);
+}
+
+uintptr_t __syscall_disp(long n,
+ uintptr_t a1,
+ uintptr_t a2,
+ uintptr_t a3,
+ uintptr_t a4,
+ uintptr_t a5,
+ uintptr_t a6)
+{
+ return __syscall(n,a1,a2,a3,a4,a5,a6);
+}
diff --git a/arch/nt32/src/vtbl.c b/arch/nt32/src/vtbl.c
new file mode 100644
index 0000000..7e9c0e8
--- /dev/null
+++ b/arch/nt32/src/vtbl.c
@@ -0,0 +1,12 @@
+#include "psxglue.h"
+
+unsigned long ** __syscall_vtbl = 0;
+struct __ldso_vtbl * __ldso_vtbl = 0;
+struct __psx_vtbl * __psx_vtbl = 0;
+unsigned long __teb_sys_idx = 0;
+unsigned long __teb_libc_idx = 0;
+
+void __chkstk_ms(void)
+{
+}
+