X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=include%2Fmalloc.h;h=f4da9e6dddb67e2ccb78464558caf5aa85f5ce74;hp=47154b0783f9dc173d9c0ec8183d916c3246e5c6;hb=9f552d0051a126bdd9d58d5d5aa8639338292e20;hpb=8bde7f776c77b343aca29b8c7b58464d915ac245

diff --git a/include/malloc.h b/include/malloc.h
index 47154b0783..f4da9e6ddd 100644
--- a/include/malloc.h
+++ b/include/malloc.h
@@ -196,7 +196,7 @@
   MORECORE_FAILURE          (default: -1)
      The value returned upon failure of MORECORE.
   MORECORE_CLEARS           (default 1)
-     True (1) if the routine mapped to MORECORE zeroes out memory (which
+     true (1) if the routine mapped to MORECORE zeroes out memory (which
      holds for sbrk).
   DEFAULT_TRIM_THRESHOLD
   DEFAULT_TOP_PAD
@@ -216,7 +216,8 @@
 */
 
 
-
+#ifndef __MALLOC_H__
+#define __MALLOC_H__
 
 /* Preliminaries */
 
@@ -284,14 +285,6 @@ extern "C" {
 
 */
 
-#ifdef DEBUG
-/* #include <assert.h> */
-#define assert(x) ((void)0)
-#else
-#define assert(x) ((void)0)
-#endif
-
-
 /*
   INTERNAL_SIZE_T is the word-size used for internal bookkeeping
   of chunk sizes. On a 64-bit machine, you can reduce malloc
@@ -494,7 +487,7 @@ do {                                                                          \
 ***/
 #undef	HAVE_MREMAP	/* Not available for U-Boot */
 
-#if HAVE_MMAP
+#ifdef HAVE_MMAP
 
 #include <unistd.h>
 #include <fcntl.h>
@@ -594,7 +587,7 @@ do {                                                                          \
 
 /* #define HAVE_USR_INCLUDE_MALLOC_H */
 
-#if HAVE_USR_INCLUDE_MALLOC_H
+#ifdef HAVE_USR_INCLUDE_MALLOC_H
 #include "/usr/include/malloc.h"
 #else
 
@@ -761,7 +754,7 @@ struct mallinfo {
 
 
 #ifndef DEFAULT_MMAP_MAX
-#if HAVE_MMAP
+#ifdef HAVE_MMAP
 #define DEFAULT_MMAP_MAX       (64)
 #else
 #define DEFAULT_MMAP_MAX       (0)
@@ -879,33 +872,49 @@ extern Void_t*     sbrk();
 
 #else
 
-#ifdef USE_DL_PREFIX
-#define cALLOc		dlcalloc
-#define fREe		dlfree
-#define mALLOc		dlmalloc
-#define mEMALIGn	dlmemalign
-#define rEALLOc		dlrealloc
-#define vALLOc		dlvalloc
-#define pvALLOc		dlpvalloc
-#define mALLINFo	dlmallinfo
-#define mALLOPt		dlmallopt
-#else /* USE_DL_PREFIX */
-#define cALLOc		calloc
-#define fREe		free
-#define mALLOc		malloc
-#define mEMALIGn	memalign
-#define rEALLOc		realloc
-#define vALLOc		valloc
-#define pvALLOc		pvalloc
-#define mALLINFo	mallinfo
-#define mALLOPt		mallopt
-#endif /* USE_DL_PREFIX */
+#ifdef CONFIG_SYS_MALLOC_SIMPLE
+#define malloc malloc_simple
+#define realloc realloc_simple
+#define memalign memalign_simple
+static inline void free(void *ptr) {}
+void *calloc(size_t nmemb, size_t size);
+void *memalign_simple(size_t alignment, size_t bytes);
+void *realloc_simple(void *ptr, size_t size);
+#else
 
-#endif
+# ifdef USE_DL_PREFIX
+# define cALLOc		dlcalloc
+# define fREe		dlfree
+# define mALLOc		dlmalloc
+# define mEMALIGn	dlmemalign
+# define rEALLOc		dlrealloc
+# define vALLOc		dlvalloc
+# define pvALLOc		dlpvalloc
+# define mALLINFo	dlmallinfo
+# define mALLOPt		dlmallopt
+# else /* USE_DL_PREFIX */
+# define cALLOc		calloc
+# define fREe		free
+# define mALLOc		malloc
+# define mEMALIGn	memalign
+# define rEALLOc		realloc
+# define vALLOc		valloc
+# define pvALLOc		pvalloc
+# define mALLINFo	mallinfo
+# define mALLOPt		mallopt
+# endif /* USE_DL_PREFIX */
+
+#endif
+
+/* Set up pre-relocation malloc() ready for use */
+int initf_malloc(void);
 
 /* Public routines */
 
-#if __STD_C
+/* Simple versions which can be used when space is tight */
+void *malloc_simple(size_t size);
+
+# if __STD_C
 
 Void_t* mALLOc(size_t);
 void    fREe(Void_t*);
@@ -920,7 +929,7 @@ size_t  malloc_usable_size(Void_t*);
 void    malloc_stats(void);
 int     mALLOPt(int, int);
 struct mallinfo mALLINFo(void);
-#else
+# else
 Void_t* mALLOc();
 void    fREe();
 Void_t* rEALLOc();
@@ -934,9 +943,20 @@ size_t  malloc_usable_size();
 void    malloc_stats();
 int     mALLOPt();
 struct mallinfo mALLINFo();
+# endif
 #endif
 
+/*
+ * Begin and End of memory area for malloc(), and current "brk"
+ */
+extern ulong mem_malloc_start;
+extern ulong mem_malloc_end;
+extern ulong mem_malloc_brk;
+
+void mem_malloc_init(ulong start, ulong size);
 
 #ifdef __cplusplus
 };  /* end of extern "C" */
 #endif
+
+#endif /* __MALLOC_H__ */