diff options
| -rw-r--r-- | common/Makefile | 3 | ||||
| -rw-r--r-- | common/board_r.c | 3 | ||||
| -rw-r--r-- | common/dlmalloc.c | 19 | ||||
| -rw-r--r-- | common/malloc_simple.c | 39 | ||||
| -rw-r--r-- | include/asm-generic/global_data.h | 1 | ||||
| -rw-r--r-- | include/malloc.h | 60 |
6 files changed, 87 insertions, 38 deletions
diff --git a/common/Makefile b/common/Makefile index 6cc4de8..7a5c58e 100644 --- a/common/Makefile +++ b/common/Makefile @@ -251,6 +251,9 @@ obj-$(CONFIG_BOUNCE_BUFFER) += bouncebuf.o obj-y += console.o obj-$(CONFIG_CROS_EC) += cros_ec.o obj-y += dlmalloc.o +ifdef CONFIG_SYS_MALLOC_F_LEN +obj-y += malloc_simple.o +endif obj-y += image.o obj-$(CONFIG_ANDROID_BOOT_IMAGE) += image-android.o obj-$(CONFIG_OF_LIBFDT) += image-fdt.o diff --git a/common/board_r.c b/common/board_r.c index 7c33900..19c6427 100644 --- a/common/board_r.c +++ b/common/board_r.c @@ -99,7 +99,8 @@ static int initr_trace(void) static int initr_reloc(void) { - gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */ + /* tell others: relocation done */ + gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT; bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r"); return 0; diff --git a/common/dlmalloc.c b/common/dlmalloc.c index 991229d..6453ee9 100644 --- a/common/dlmalloc.c +++ b/common/dlmalloc.c @@ -2184,17 +2184,8 @@ Void_t* mALLOc(bytes) size_t bytes; INTERNAL_SIZE_T nb; #ifdef CONFIG_SYS_MALLOC_F_LEN - if (gd && !(gd->flags & GD_FLG_RELOC)) { - ulong new_ptr; - void *ptr; - - new_ptr = gd->malloc_ptr + bytes; - if (new_ptr > gd->malloc_limit) - panic("Out of pre-reloc memory"); - ptr = map_sysmem(gd->malloc_base + gd->malloc_ptr, bytes); - gd->malloc_ptr = ALIGN(new_ptr, sizeof(new_ptr)); - return ptr; - } + if (gd && !(gd->flags & GD_FLG_FULL_MALLOC_INIT)) + return malloc_simple(bytes); #endif /* check if mem_malloc_init() was run */ @@ -2462,7 +2453,7 @@ void fREe(mem) Void_t* mem; #ifdef CONFIG_SYS_MALLOC_F_LEN /* free() is a no-op - all the memory will be freed on relocation */ - if (!(gd->flags & GD_FLG_RELOC)) + if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT)) return; #endif @@ -2618,7 +2609,7 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; if (oldmem == NULL) return mALLOc(bytes); #ifdef CONFIG_SYS_MALLOC_F_LEN - if (!(gd->flags & GD_FLG_RELOC)) { + if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT)) { /* This is harder to support and should not be needed */ panic("pre-reloc realloc() is not supported"); } @@ -2970,7 +2961,7 @@ Void_t* cALLOc(n, elem_size) size_t n; size_t elem_size; else { #ifdef CONFIG_SYS_MALLOC_F_LEN - if (!(gd->flags & GD_FLG_RELOC)) { + if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT)) { MALLOC_ZERO(mem, sz); return mem; } diff --git a/common/malloc_simple.c b/common/malloc_simple.c new file mode 100644 index 0000000..afdacff --- /dev/null +++ b/common/malloc_simple.c @@ -0,0 +1,39 @@ +/* + * Simple malloc implementation + * + * Copyright (c) 2014 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <malloc.h> +#include <asm/io.h> + +DECLARE_GLOBAL_DATA_PTR; + +void *malloc_simple(size_t bytes) +{ + ulong new_ptr; + void *ptr; + + new_ptr = gd->malloc_ptr + bytes; + if (new_ptr > gd->malloc_limit) + panic("Out of pre-reloc memory"); + ptr = map_sysmem(gd->malloc_base + gd->malloc_ptr, bytes); + gd->malloc_ptr = ALIGN(new_ptr, sizeof(new_ptr)); + return ptr; +} + +#ifdef CONFIG_SYS_MALLOC_SIMPLE +void *calloc(size_t nmemb, size_t elem_size) +{ + size_t size = nmemb * elem_size; + void *ptr; + + ptr = malloc(size); + memset(ptr, '\0', size); + + return ptr; +} +#endif diff --git a/include/asm-generic/global_data.h b/include/asm-generic/global_data.h index 74df210..5e5dc37 100644 --- a/include/asm-generic/global_data.h +++ b/include/asm-generic/global_data.h @@ -107,5 +107,6 @@ typedef struct global_data { #define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */ #define GD_FLG_ENV_READY 0x00080 /* Env. imported into hash table */ #define GD_FLG_SERIAL_READY 0x00100 /* Pre-reloc serial console ready */ +#define GD_FLG_FULL_MALLOC_INIT 0x00200 /* Full malloc() is ready */ #endif /* __ASM_GENERIC_GBL_DATA_H */ diff --git a/include/malloc.h b/include/malloc.h index c33f3b4..5df6348 100644 --- a/include/malloc.h +++ b/include/malloc.h @@ -872,33 +872,46 @@ 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 + +# 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 /* 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*); @@ -913,7 +926,7 @@ 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(); @@ -927,6 +940,7 @@ size_t malloc_usable_size(); void malloc_stats(); int mALLOPt(); struct mallinfo mALLINFo(); +# endif #endif /* |