Browse Source

only for debug

pull/3/head
Wang_Weigen 1 year ago
parent
commit
0f7d7f446f
  1. 9
      board/aiit-arm32-board/board.c
  2. 22
      board/aiit-arm32-board/third_party_driver/extmem/Kconfig
  3. 3
      board/stm32f407zgt6/board.c
  4. 6
      board/stm32f407zgt6/third_party_driver/extmem/connect_fsmc.c
  5. 3
      kernel/include/xs_memory.h
  6. 2
      kernel/kernel_test/extsram_test.c
  7. 2
      kernel/kernel_test/test_mem.c
  8. 225
      kernel/memory/byte_manage.c

9
board/aiit-arm32-board/board.c

@ -47,6 +47,7 @@ extern int Stm32HwRtcInit();
extern int Stm32HwTouchBusInit(void);
extern int Stm32HwCanBusInit(void);
extern int HwSdioInit();
extern int HwSramInit(void);
static void ClockConfiguration()
{
@ -143,6 +144,11 @@ struct InitSequenceDesc _board_init[] =
#ifdef BSP_USING_SDIO
{"hw sdcard init",HwSdioInit},
#endif
// #ifdef BSP_USING_EXTMEM
// #ifdef DATA_IN_ExtSRAM
// {"hw ext sram",HwSramInit},
// #endif
// #endif
{ " NONE ",NONE },
};
@ -155,9 +161,12 @@ void InitBoardHardware()
NVIC_Configuration();
SysTickConfiguration();
InitBoardMemory((void*)MEMORY_START_ADDRESS, (void*)MEMORY_END_ADDRESS);
#ifdef BSP_USING_UART
Stm32HwUsartInit();
#endif
#ifdef KERNEL_CONSOLE
InstallConsole(KERNEL_CONSOLE_BUS_NAME, KERNEL_CONSOLE_DRV_NAME, KERNEL_CONSOLE_DEVICE_NAME);
KPrintf("\nconsole init completed.\n");

22
board/aiit-arm32-board/third_party_driver/extmem/Kconfig

@ -0,0 +1,22 @@
menu "Extern Sram Config"
config DATA_IN_ExtSRAM
bool "support extern sram"
default n
if DATA_IN_ExtSRAM
config EXTSRAM_MAX_NUM
int
default 4
config BSP_USING_FSMC_BANK1_NORSRAM3
bool "config fsmc bank1 sram3"
default n
if BSP_USING_FSMC_BANK1_NORSRAM3
config BANK1_NORSRAM3_SIZE
hex "config sram chip size"
default 0x100000
config BANK1_NORSRAM3_DATA_WIDTH
int "sram chip data width"
default 16
endif
endif
endmenu

3
board/stm32f407zgt6/board.c

@ -117,6 +117,7 @@ void InitBoardHardware()
NVIC_Configuration();
SysTickConfiguration();
InitBoardMemory((void*)MEMORY_START_ADDRESS, (void*)MEMORY_END_ADDRESS);
#ifdef BSP_USING_UART
Stm32HwUsartInit();
#endif
@ -131,7 +132,7 @@ void InitBoardHardware()
HwSramInit();
#endif
InitBoardMemory((void*)MEMORY_START_ADDRESS, (void*)MEMORY_END_ADDRESS);
// InitBoardMemory((void*)MEMORY_START_ADDRESS, (void*)MEMORY_END_ADDRESS);
#ifdef SEPARATE_COMPILE

6
board/stm32f407zgt6/third_party_driver/extmem/connect_fsmc.c

@ -18,6 +18,7 @@
* @date 2021-05-28
*/
#include <xs_base.h>
#include "connect_fsmc.h"
#include "hardware_fsmc.h"
#include "hardware_gpio.h"
@ -173,6 +174,11 @@ int HwSramInit(void)
#endif
FSMC_NORSRAMInit(&hsram);
FSMC_NORSRAMCmd(FSMC_Bank1_NORSRAM3, ENABLE);
extern void ExtSramInitBoardMemory(void *start_phy_address, void *end_phy_address, uint8 extsram_idx);
#define START_ADDRESS 0x68000000
ExtSramInitBoardMemory((void*)(START_ADDRESS), (void*)((START_ADDRESS + BANK1_NORSRAM3_SIZE)), 2);
#endif
#ifdef BSP_USING_FSMC_BANK1_NORSRAM4

3
kernel/include/xs_memory.h

@ -85,6 +85,9 @@ void FreeBlockMemGather(void *data_block);
#endif
void InitBoardMemory(void *begin_addr, void *end_addr);
#ifdef DATA_IN_ExtSRAM
void ExtSramInitBoardMemory(void *start_phy_address, void *end_phy_address, uint8 extsram_idx);
#endif
void *x_malloc(x_size_t nbytes);
void x_free(void *ptr);
void *x_realloc(void *ptr, x_size_t nbytes);

2
kernel/kernel_test/extsram_test.c

@ -3,7 +3,7 @@
/* parameters for sram peripheral */
/* stm32f4 Bank3:0X68000000 */
#define SRAM_BANK_ADDR ((uint32_t)0X60000000)
#define SRAM_BANK_ADDR ((uint32_t)0X68000000)
/* data width: 8, 16, 32 */
#define SRAM_DATA_WIDTH 16
/* sram size */

2
kernel/kernel_test/test_mem.c

@ -140,10 +140,10 @@ int FendGrin()
int tempvalue = 1;
while( i< MEM_GRIN_COUNT) {
KPrintf("\033[32;1malloc memory [%d]\033[0m\n",tempvalue);
ptr[i] = x_malloc(tempvalue);
if (ptr[i]) {
KPrintf("\033[32;1malloc memory [%d] ptr[%d] = 0x%x\033[0m\n",tempvalue,i,ptr[i]);
arr_grin[i] = tempvalue;
i++;
tempvalue++;

225
kernel/memory/byte_manage.c

@ -22,6 +22,8 @@
#include <xiuos.h>
#include <string.h>
#define DATA_IN_ExtSRAM
#define MEM_STATS
/* Covert pointer to other structure */
@ -43,6 +45,13 @@
/* These masks are used to get the flags and data field of memory blocks */
#define STATIC_BLOCK_MASK 0x80000000
#define DYNAMIC_BLOCK_MASK 0x40000000
#define DYNAMIC_BLOCK_NO_EXTMEM_MASK DYNAMIC_BLOCK_MASK
// #define DYNAMIC_BLOCK_EXTMEM1_MASK 0x40010000 ///< dynamic memory block external SRAM 1
// #define DYNAMIC_BLOCK_EXTMEM2_MASK 0x40020000 ///< dynamic memory block external SRAM 2
// #define DYNAMIC_BLOCK_EXTMEM3_MASK 0x40030000 ///< dynamic memory block external SRAM 3
// #define DYNAMIC_BLOCK_EXTMEM4_MASK 0x40040000 ///< dynamic memory block external SRAM 4
#define DYNAMIC_BLOCK_EXTMEMn_MASK(n) (DYNAMIC_BLOCK_MASK | (0xFF & n) << 16)
#define ALLOC_BLOCK_MASK 0xc0000000
#define DYNAMIC_REMAINING_MASK 0x3fffffff
@ -59,6 +68,7 @@ struct DynamicAllocNode
{
x_size_t size; /* the size of dynamicAllocNode */
uint32 prev_adj_size; /* the size of the previous adjacent node, (dynamic alloc node or dynamic free node */
uint32 flag; /* |static_dynamic[32-24]|ext_sram[23-16]|res[15-8]|res[7-0]| */
};
/**
@ -68,7 +78,8 @@ struct DynamicFreeNode
{
x_size_t size; /* the size of dynamicAllocNode */
uint32 prev_adj_size; /* the size of the previous adjacent node, (dynamic alloc node or dynamic free node */
uint32 flag; /* |static_dynamic_region_flag[32-24]|ext_sram_idx[23-16]|res[15-8]|res[7-0]| */
struct DynamicFreeNode *next;
struct DynamicFreeNode *prev;
};
@ -144,7 +155,7 @@ struct StaticMemoryDone
struct DynamicBuddyMemoryDone
{
void (*init)(struct DynamicBuddyMemory *dynamic_buddy, x_ubase dynamic_buddy_start,x_ubase dynamic_buddy_size);
void* (*malloc)(struct DynamicBuddyMemory *dynamic_buddy, x_size_t size);
void* (*malloc)(struct DynamicBuddyMemory *dynamic_buddy, x_size_t size, uint32 extsram_mask);
void (*release)(struct ByteMemory *byte_memory, void *pointer);
int (*JudgeLegal)(struct DynamicBuddyMemory *dynamic_buddy, void *pointer);
};
@ -155,6 +166,10 @@ static struct ByteMemory ByteManager;
#ifdef SEPARATE_COMPILE
static struct ByteMemory UserByteManager;
#endif
#ifdef DATA_IN_ExtSRAM
static struct ByteMemory ExtByteManager[EXTSRAM_MAX_NUM] = {0};
#endif
/**
* This function determines whether the address is valid.
*
@ -187,7 +202,8 @@ static int SmallMemTypeAlloc(struct DynamicAllocNode *address)
{
NULL_PARAM_CHECK(address);
if(address->prev_adj_size & STATIC_BLOCK_MASK) {
// if(address->prev_adj_size & STATIC_BLOCK_MASK) {
if(address->flag & STATIC_BLOCK_MASK) {
return RET_TRUE;
}
@ -205,7 +221,8 @@ static int MmAllocNode(struct DynamicAllocNode *memory_ptr)
{
NULL_PARAM_CHECK(memory_ptr);
if(memory_ptr->prev_adj_size & ALLOC_BLOCK_MASK) {
// if(memory_ptr->prev_adj_size & ALLOC_BLOCK_MASK) {
if(memory_ptr->flag & ALLOC_BLOCK_MASK) {
return RET_TRUE;
}
return 0;
@ -233,7 +250,7 @@ static int CaculateBuddyIndex(x_size_t size)
} else {
ndx = MEM_LINKNRS - 1;
}
KPrintf("hehehe ndx = %d, size = %d\n",ndx, size);
return ndx;
}
@ -289,21 +306,28 @@ static void InitBuddy(struct DynamicBuddyMemory *dynamic_buddy, x_ubase dynamic_
/* record the start boundary of dynamic buddy memory */
dynamic_buddy->mm_dynamic_start[0] = PTR2ALLOCNODE(dynamic_buddy_start);
dynamic_buddy->mm_dynamic_start[0]->size = SIZEOF_DYNAMICALLOCNODE_MEM;
dynamic_buddy->mm_dynamic_start[0]->prev_adj_size = DYNAMIC_BLOCK_MASK;
dynamic_buddy->mm_dynamic_start[0]->prev_adj_size = 0;
dynamic_buddy->mm_dynamic_start[0]->flag = DYNAMIC_BLOCK_MASK;
/* the initialized free node */
node =(struct DynamicFreeNode *) ((x_ubase)dynamic_buddy_start + SIZEOF_DYNAMICALLOCNODE_MEM);
node->size=(uint32)(dynamic_buddy_size - 2* SIZEOF_DYNAMICALLOCNODE_MEM);
KPrintf("kaishi : 0x%x, node : 0x%x, size : 0x%x\n", (x_ubase)dynamic_buddy_start, node, dynamic_buddy_size);
node->size=(dynamic_buddy_size - 2* SIZEOF_DYNAMICALLOCNODE_MEM);
KPrintf("hahaha size = %d\n", node->size);
node->prev_adj_size= SIZEOF_DYNAMICALLOCNODE_MEM;
node->flag= DYNAMIC_BLOCK_MASK;
/* record the end boundary of dynamic buddy memory */
dynamic_buddy->mm_dynamic_end[0] = PTR2ALLOCNODE((x_ubase)dynamic_buddy_start + (x_ubase)dynamic_buddy_size - SIZEOF_DYNAMICALLOCNODE_MEM);
dynamic_buddy->mm_dynamic_end[0]->size = SIZEOF_DYNAMICALLOCNODE_MEM;
dynamic_buddy->mm_dynamic_end[0]->prev_adj_size = node->size;
dynamic_buddy->mm_dynamic_end[0]->prev_adj_size |= DYNAMIC_BLOCK_MASK;
// dynamic_buddy->mm_dynamic_end[0]->prev_adj_size |= DYNAMIC_BLOCK_MASK;
dynamic_buddy->mm_dynamic_end[0]->flag = DYNAMIC_BLOCK_MASK;
/* insert node into dynamic buddy memory */
AddNewNodeIntoBuddy(dynamic_buddy,node);
KPrintf("14 : %d\n", dynamic_buddy->mm_freenode_list[14].size);
KPrintf("dynamic_buddy_start = 0x%x,dynamic_buddy_size = 0x%x\n",dynamic_buddy_start,dynamic_buddy_size);
}
/**
@ -311,13 +335,15 @@ static void InitBuddy(struct DynamicBuddyMemory *dynamic_buddy, x_ubase dynamic_
*
* @param dynamic_buddy the heart dynamic buddy structure
* @param size the memory size to be allocated
* @param extsram_mask mask the memory region comes from ext sram
*
* @return pointer address on success; NULL on failure
*/
static void* BigMemMalloc(struct DynamicBuddyMemory *dynamic_buddy, x_size_t size)
static void* BigMemMalloc(struct DynamicBuddyMemory *dynamic_buddy, x_size_t size, uint32 extsram_mask)
{
int ndx = 0;
x_size_t allocsize = 0;
// x_size_t allocsize = 0;
uint32 allocsize = 0;
void *result = NONE;
struct DynamicFreeNode *node = NONE;
@ -325,7 +351,7 @@ static void* BigMemMalloc(struct DynamicBuddyMemory *dynamic_buddy, x_size_t siz
/* calculate the real size */
allocsize = size + SIZEOF_DYNAMICALLOCNODE_MEM;
KPrintf("allocsize = %d\n", allocsize);
/* if the size exceeds the upper limit, return MEM_LINKNRS - 1 */
if (allocsize >= MEM_HIGH_RANGE) {
ndx = MEM_LINKNRS - 1;
@ -339,12 +365,13 @@ static void* BigMemMalloc(struct DynamicBuddyMemory *dynamic_buddy, x_size_t siz
node && (node->size < allocsize);
node = node->next) {
};
KPrintf("node 0x%x mm_freenode_list[%d] = 0x%x dynamic_buddy_start = 0x%x allocsize = %d\n",node,ndx,&dynamic_buddy->mm_freenode_list[ndx],dynamic_buddy->dynamic_buddy_start,allocsize);
/* get the best-fit freeNode */
if (node && (node->size > allocsize)) {
struct DynamicFreeNode *remainder;
struct DynamicFreeNode *next;
x_size_t remaining;
// x_size_t remaining;
uint32 remaining;
node->prev->next = node->next;
if (node->next) {
@ -352,31 +379,42 @@ static void* BigMemMalloc(struct DynamicBuddyMemory *dynamic_buddy, x_size_t siz
}
remaining = node->size - allocsize;
KPrintf("node = 0x%x node size = %d alloc size = %d remaining size = %d \n",node,node->size,allocsize,remaining);
if (remaining >= MEM_LOW_RANGE){
next = PTR2FREENODE(((char *)node) + node->size);
/* create the remainder node */
remainder = PTR2FREENODE(((char *)node) + allocsize);
remainder->size = remaining;
// KPrintf("remainder 0x%x node 0x%x next 0x%x,a s %d r %d remainder s %d fg 0x%x\n",remainder,node,next,allocsize,remaining,remainder->size,remainder->flag);
remainder->prev_adj_size = allocsize;
// KPrintf("0 remainder 0x%x node 0x%x next 0x%x,a s %d r %d remainder s %d, p s = %d fg 0x%x\n",remainder,node,next,allocsize,remaining,remainder->size,remainder->prev_adj_size,remainder->flag);
/* adjust the size of the node */
node->size = allocsize;
next->prev_adj_size = (remaining|(next->prev_adj_size & ALLOC_BLOCK_MASK));
// next->prev_adj_size = (remaining|(next->prev_adj_size & ALLOC_BLOCK_MASK));
next->prev_adj_size = remaining;
/* insert the remainder freeNode back into the dynamic buddy memory */
KPrintf("1 remainder 0x%x node 0x%x next 0x%x,a s %d r %d remainder s %d, p s = %d fg 0x%x\n",remainder,node,next,node->size,remaining,remainder->size,remainder->prev_adj_size,remainder->flag);
AddNewNodeIntoBuddy(dynamic_buddy, remainder);
}
/* handle the case of an exact size match */
node->prev_adj_size &= DYNAMIC_REMAINING_MASK;
node->prev_adj_size |= DYNAMIC_BLOCK_MASK;
// node->prev_adj_size &= DYNAMIC_REMAINING_MASK;
// node->prev_adj_size |= DYNAMIC_BLOCK_MASK;
node->flag = extsram_mask;
// KPrintf("node flag = 0x%x prev_adj_size = 0x%x\n",node->flag,node->prev_adj_size);
result = (void *)((char *)node + SIZEOF_DYNAMICALLOCNODE_MEM);
}
/* failure allocation */
if(result == NONE) {
#ifndef DATA_IN_ExtSRAM
KPrintf("%s: allocation failed, size %d.\n", __func__,allocsize);
#endif
return result;
}
@ -413,7 +451,8 @@ static void BigMemFree( struct ByteMemory *byte_memory, void *pointer)
/* get the next sibling freeNode */
next = PTR2FREENODE((char*)node+node->size);
if(((next->prev_adj_size & DYNAMIC_BLOCK_MASK) == 0)) {
// if(((next->prev_adj_size & DYNAMIC_BLOCK_MASK) == 0)) {
if(((next->flag & DYNAMIC_BLOCK_MASK) == 0)) {
struct DynamicAllocNode *andbeyond;
andbeyond = PTR2ALLOCNODE((char*)next + next->size);
@ -423,21 +462,25 @@ static void BigMemFree( struct ByteMemory *byte_memory, void *pointer)
}
node->size += next->size;
andbeyond->prev_adj_size = (node->size | (andbeyond->prev_adj_size & ALLOC_BLOCK_MASK));
// andbeyond->prev_adj_size = (node->size | (andbeyond->prev_adj_size & ALLOC_BLOCK_MASK));
andbeyond->prev_adj_size = node->size;
next = (struct DynamicFreeNode*)andbeyond;
}
/* get the prev sibling freeNode */
prev = (struct DynamicFreeNode*)((char*)node - (node->prev_adj_size & DYNAMIC_REMAINING_MASK));
if((prev->prev_adj_size & DYNAMIC_BLOCK_MASK)==0) {
// prev = (struct DynamicFreeNode*)((char*)node - (node->prev_adj_size & DYNAMIC_REMAINING_MASK));
prev = (struct DynamicFreeNode*)((char*)node - node->prev_adj_size );
// if((prev->prev_adj_size & DYNAMIC_BLOCK_MASK)==0) {
if((prev->flag & DYNAMIC_BLOCK_MASK)==0) {
prev->prev->next=prev->next;
if(prev->next){
prev->next->prev = prev->prev;
}
prev->size += node->size;
next->prev_adj_size = (prev->size | (next->prev_adj_size & ALLOC_BLOCK_MASK));
// next->prev_adj_size = (prev->size | (next->prev_adj_size & ALLOC_BLOCK_MASK));
next->prev_adj_size = prev->size;
node = prev;
}
node->prev_adj_size &= DYNAMIC_REMAINING_MASK;
// node->prev_adj_size &= DYNAMIC_REMAINING_MASK;
/* insert freeNode into dynamic buddy memory */
AddNewNodeIntoBuddy(&byte_memory->dynamic_buddy_manager,node);
@ -466,7 +509,7 @@ static void SmallMemInit(struct ByteMemory *byte_memory)
item = &byte_memory->static_manager[MM_SEGMENT_32B];
/* allocate memory zone for [32b] */
item->freelist = byte_memory->dynamic_buddy_manager.done->malloc(&byte_memory->dynamic_buddy_manager, SMALL_SIZE_32B(SIZEOF_32B));
item->freelist = byte_memory->dynamic_buddy_manager.done->malloc(&byte_memory->dynamic_buddy_manager, SMALL_SIZE_32B(SIZEOF_32B), DYNAMIC_BLOCK_NO_EXTMEM_MASK);
if(!item->freelist) {
KPrintf("%s: no memory for small memory[32B].\n",__func__);
item->block_free_count = 0;
@ -481,14 +524,14 @@ static void SmallMemInit(struct ByteMemory *byte_memory)
for(offset = 0; offset < item->block_total_count; offset++) {
node = PTR2ALLOCNODE((char*)item->freelist + offset * (SIZEOF_32B + SIZEOF_DYNAMICALLOCNODE_MEM));
node->size =(x_size_t) ((char*)item->freelist + (offset + 1) * (SIZEOF_32B + SIZEOF_DYNAMICALLOCNODE_MEM));
node->prev_adj_size = STATIC_BLOCK_MASK;
node->flag = STATIC_BLOCK_MASK;
}
node->size = NONE;
item = &byte_memory->static_manager[MM_SEGMENT_64B];
/* allocate memory zone for [64B] */
item->freelist = byte_memory->dynamic_buddy_manager.done->malloc(&byte_memory->dynamic_buddy_manager, SMALL_SIZE_64B(SIZEOF_64B));
item->freelist = byte_memory->dynamic_buddy_manager.done->malloc(&byte_memory->dynamic_buddy_manager, SMALL_SIZE_64B(SIZEOF_64B),DYNAMIC_BLOCK_NO_EXTMEM_MASK);
if(!item->freelist) {
KPrintf("%s: no memory for small memory[64B].\n",__func__);
return;
@ -502,7 +545,7 @@ static void SmallMemInit(struct ByteMemory *byte_memory)
for(offset = 0; offset < item->block_total_count; offset++) {
node = PTR2ALLOCNODE((char*)item->freelist + offset * (SIZEOF_64B + SIZEOF_DYNAMICALLOCNODE_MEM));
node->size =(x_size_t) ((char*)item->freelist + (offset + 1) * (SIZEOF_64B + SIZEOF_DYNAMICALLOCNODE_MEM));
node->prev_adj_size = STATIC_BLOCK_MASK;
node->flag = STATIC_BLOCK_MASK;
}
node->size = NONE;
@ -548,6 +591,7 @@ static void SmallMemFree(void *pointer)
*/
static void *SmallMemMalloc(struct ByteMemory *byte_memory, x_size_t size)
{
uint8 i = 0;
void *result = NONE;
struct DynamicAllocNode *node = NONE;
struct segment *static_segment = NONE;
@ -564,7 +608,7 @@ static void *SmallMemMalloc(struct ByteMemory *byte_memory, x_size_t size)
/* get the head static memory block */
result = static_segment->freelist;
node = PTR2ALLOCNODE(static_segment->freelist);
node->prev_adj_size = STATIC_BLOCK_MASK;
node->flag = STATIC_BLOCK_MASK;
/* update the statistic information of static segment */
static_segment->freelist = (uint8 *)(long)(node->size);
@ -578,7 +622,20 @@ static void *SmallMemMalloc(struct ByteMemory *byte_memory, x_size_t size)
}
/* the static memory block is exhausted, now turn to dynamic buddy memory for allocation. */
result = byte_memory->dynamic_buddy_manager.done->malloc(&byte_memory->dynamic_buddy_manager, size);
result = byte_memory->dynamic_buddy_manager.done->malloc(&byte_memory->dynamic_buddy_manager, size, DYNAMIC_BLOCK_NO_EXTMEM_MASK);
#ifdef DATA_IN_ExtSRAM
if(NONE == result) {
for(i = 0; i < EXTSRAM_MAX_NUM; i++) {
if(NONE != ExtByteManager[i].done) {
result = ExtByteManager[i].dynamic_buddy_manager.done->malloc(&ExtByteManager[i].dynamic_buddy_manager, size, DYNAMIC_BLOCK_EXTMEMn_MASK(i + 1));
if (result){
CHECK(ExtByteManager[i].dynamic_buddy_manager.done->JudgeLegal(&ExtByteManager[i].dynamic_buddy_manager, ret - SIZEOF_DYNAMICALLOCNODE_MEM));
break;
}
}
}
}
#endif
return result;
}
@ -597,18 +654,31 @@ static struct StaticMemoryDone StaticDone = {
*/
void *x_malloc(x_size_t size)
{
uint8 i = 0;
void *ret = NONE;
register x_base lock = 0;
/* parameter detection */
// /* parameter detection */
// if((size == 0) || (size > ByteManager.dynamic_buddy_manager.dynamic_buddy_end - ByteManager.dynamic_buddy_manager.dynamic_buddy_start - ByteManager.dynamic_buddy_manager.active_memory))
// return NONE;
#ifdef DATA_IN_ExtSRAM
/* parameter detection */
if(size == 0 ){
return NONE;
}
// if((size > ByteManager.dynamic_buddy_manager.dynamic_buddy_end - ByteManager.dynamic_buddy_manager.dynamic_buddy_start - ByteManager.dynamic_buddy_manager.active_memory)){
// goto try_extmem;
// }
#else
/* parameter detection */
if((size == 0) || (size > ByteManager.dynamic_buddy_manager.dynamic_buddy_end - ByteManager.dynamic_buddy_manager.dynamic_buddy_start - ByteManager.dynamic_buddy_manager.active_memory))
return NONE;
#endif
/* hold lock before allocation */
lock = CriticalAreaLock();
/* alignment */
size = ALIGN_MEN_UP(size, MEM_ALIGN_SIZE);
/* determine allocation operation from static segments or dynamic buddy memory */
#ifdef KERNEL_SMALL_MEM_ALLOC
if(size <= SIZEOF_32B) {
@ -618,10 +688,28 @@ void *x_malloc(x_size_t size)
} else
#endif
{
ret = ByteManager.dynamic_buddy_manager.done->malloc(&ByteManager.dynamic_buddy_manager,size);
ret = ByteManager.dynamic_buddy_manager.done->malloc(&ByteManager.dynamic_buddy_manager, size, DYNAMIC_BLOCK_NO_EXTMEM_MASK);
if(ret != NONE)
CHECK(ByteManager.dynamic_buddy_manager.done->JudgeLegal(&ByteManager.dynamic_buddy_manager, ret - SIZEOF_DYNAMICALLOCNODE_MEM));
// try_extmem:
#ifdef DATA_IN_ExtSRAM
if(NONE == ret) {
KPrintf("wwg debug ...\n");
for(i = 0; i < EXTSRAM_MAX_NUM; i++) {
if(NONE != ExtByteManager[i].done) {
KPrintf(" ExtByteManager[%d].done = 0x%x \n",i,ExtByteManager[i].done);
ret = ExtByteManager[i].dynamic_buddy_manager.done->malloc(&ExtByteManager[i].dynamic_buddy_manager, size, DYNAMIC_BLOCK_EXTMEMn_MASK(i + 1));
if (ret){
CHECK(ExtByteManager[i].dynamic_buddy_manager.done->JudgeLegal(&ExtByteManager[i].dynamic_buddy_manager, ret - SIZEOF_DYNAMICALLOCNODE_MEM));
break;
}
KPrintf("ret = 0x%x \n",ret);
}
}
}
#endif
}
if(ret != NONE)
CHECK(ByteManager.dynamic_buddy_manager.done->JudgeLegal(&ByteManager.dynamic_buddy_manager, ret - SIZEOF_DYNAMICALLOCNODE_MEM));
KPrintf("malloc i = %d size %d ret = 0x%x\n",i,size,ret);
/* release lock */
CriticalAreaUnLock(lock);
return ret;
@ -726,20 +814,83 @@ void x_free(void *pointer)
lock = CriticalAreaLock();
node = PTR2ALLOCNODE((char*)pointer-SIZEOF_DYNAMICALLOCNODE_MEM);
CHECK(ByteManager.done->JudgeAllocated(node));
/* judge release the memory block ro static_segment or dynamic buddy memory */
#ifdef KERNEL_SMALL_MEM_ALLOC
if(node->prev_adj_size & STATIC_BLOCK_MASK) {
if(node->flag & STATIC_BLOCK_MASK) {
ByteManager.static_manager->done->release(pointer);
} else
#endif
{
#ifdef DATA_IN_ExtSRAM
/* judge the pointer is not malloced from extern memory*/
if(0 == (node->flag & 0xFF0000)) {
ByteManager.dynamic_buddy_manager.done->release(&ByteManager,pointer);
}
/* judge the pointer is malloced from extern memory*/
if(0 != (node->flag & 0xFF0000)) {
KPrintf("wwg debug node->flag = 0x%x\n",node->flag);
ExtByteManager[((node->flag & 0xFF0000) >> 16) - 1].dynamic_buddy_manager.done->release(&ExtByteManager[((node->flag & 0xFF0000) >> 16) - 1],pointer);
}
#else
ByteManager.dynamic_buddy_manager.done->release(&ByteManager,pointer);
#endif
}
/* release the lock */
CriticalAreaUnLock(lock);
}
#ifdef DATA_IN_ExtSRAM
/**
* This function initializes the dynamic buddy memory of extern sram.
*
* @param start_phy_address the start physical address for static and dynamic memory
* @param end_phy_address the end physical address for static and dynamic memory
* @param extsram_idx the idx of extsram chip
*/
void ExtSramInitBoardMemory(void *start_phy_address, void *end_phy_address, uint8 extsram_idx)
{
register x_size_t offset = 0;
NULL_PARAM_CHECK(start_phy_address);
NULL_PARAM_CHECK(end_phy_address);
KDEBUG_NOT_IN_INTERRUPT;
struct DynamicBuddyMemory *uheap = &ExtByteManager[extsram_idx].dynamic_buddy_manager;
/* align begin and end addr to page */
ExtByteManager[extsram_idx].dynamic_buddy_manager.dynamic_buddy_start = ALIGN_MEN_UP((x_ubase)start_phy_address, MM_PAGE_SIZE);
ExtByteManager[extsram_idx].dynamic_buddy_manager.dynamic_buddy_end = ALIGN_MEN_DOWN((x_ubase)end_phy_address, MM_PAGE_SIZE);
KPrintf("%s: 0x%x-0x%x extsram_idx = %d\n",__func__,ExtByteManager[extsram_idx].dynamic_buddy_manager.dynamic_buddy_start,ExtByteManager[extsram_idx].dynamic_buddy_manager.dynamic_buddy_end, extsram_idx);
/* parameter detection */
if (ExtByteManager[extsram_idx].dynamic_buddy_manager.dynamic_buddy_start >= ExtByteManager[extsram_idx].dynamic_buddy_manager.dynamic_buddy_end) {
KPrintf("ExtSramInitBoardMemory, wrong address[0x%x - 0x%x]\n",
(x_ubase)start_phy_address, (x_ubase)end_phy_address);
return;
}
uheap->mm_total_size = 0;
memset(uheap->mm_freenode_list, 0, SIZEOF_XSFREENODE_MEM * MEM_LINKNRS);
/* initialize the freeNodeList */
for (offset = 1; offset < MEM_LINKNRS; offset++) {
uheap->mm_freenode_list[offset - 1].next = &uheap->mm_freenode_list[offset];
uheap->mm_freenode_list[offset].prev = &uheap->mm_freenode_list[offset - 1];
}
ExtByteManager[extsram_idx].dynamic_buddy_manager.done = &DynamicDone;
ExtByteManager[extsram_idx].done = &NodeDone;
/* dynamic buddy memory initialization */
ExtByteManager[extsram_idx].dynamic_buddy_manager.done->init(&ExtByteManager[extsram_idx].dynamic_buddy_manager, ExtByteManager[extsram_idx].dynamic_buddy_manager.dynamic_buddy_start, ExtByteManager[extsram_idx].dynamic_buddy_manager.dynamic_buddy_end - ExtByteManager[extsram_idx].dynamic_buddy_manager.dynamic_buddy_start);
KPrintf("[0x%x - 0x%x]ExtByteManager[%d].dynamic_buddy_manager.done = 0x%x\n",start_phy_address,end_phy_address,extsram_idx,ExtByteManager[extsram_idx].dynamic_buddy_manager.done);
}
#endif
/**
* This function initializes the static segments and dynamic buddy memory structures.
*
@ -1025,7 +1176,7 @@ void ShowBuddy(void)
KPrintf("\n\033[41;1mlist memory information\033[0m\n", __func__);
for (debug = ByteManager.dynamic_buddy_manager.mm_freenode_list[0].next;
debug;debug = debug->next){
KPrintf("%s,current is %x,next is %x, size %u, flag %x\n",__func__, debug, debug->next,debug->size,debug->prev_adj_size & ALLOC_BLOCK_MASK);
KPrintf("%s,current is %x,next is %x, size %u, flag %x\n",__func__, debug, debug->next,debug->size,debug->flag & ALLOC_BLOCK_MASK);
};
KPrintf("\nlist memory information\n\n");
CriticalAreaUnLock(lock);

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