BUILD_BUG_ON(linear_region_size != BIT(VA_BITS - 1)); /* * 全局变量memstart_addr 记录为内存的起始物理地址Select a suitable value for the base of physical memory. */ memstart_addr = round_down(memblock_start_of_DRAM(), ARM64_MEMSTART_ALIGN); /* * Remove the memory that we will n...
#define MAX_PHYSMEM_BITS 36 #else #define SECTION_SIZE_BITS 26 #define MAX_PHYSADDR_BITS 32 #define MAX_PHYSMEM_BITS 32 #endifinclude/linux/mmzone.h:#define SECTIONS_SHIFT (MAX_PHYSMEM_BITS - SECTION_SIZE_BITS)#define NR_MEM_SECTIONS (1UL << SECTIONS_SHIFT)#ifdef CONFIG_SPARSEMEM_EXT...
count += BITS_PER_LONG; __ClearPageReserved(page); //清除页框描述符的保留位 order = ffs(BITS_PER_LONG) - 1; set_page_refs(page, order); //设置从page开始的32个页的引用为1 for (j = 1; j < BITS_PER_LONG; j++) { if (j + 16 < BITS_PER_LONG) prefetchw(page + j + 16)...
localparam MEM_DEPTH = 1 << ADDR_BITS; //16 reg [7:0] mem[MEM_DEPTH-1:0]; //mem是8*16的寄存器数组 // synopsys_translate_off integer i; initial begin for(i=0; i<MEM_DEPTH;i=i+1) begin mem[i] = 8'h00; end end // synopsys_translate_on always @(posedge clk) begin if(...
Returns the pointer to the new memory block if the operation is successful; returns NULL and sets errno to a value in the following table if the operation fails. errno Description ENOMEM Insufficient memory. shmat() void* shmat (int shmid, const void * shmaddr, int shmflg ) Description:...
uint32_t mem_addr = mem_base_address + offset; uint32_t incr = 0; while(write_remaining > 0){ uint16_t block_portion = 32 - (mem_addr % 32); if(block_portion > write_remaining){ block_portion = write_remaining; } HAL_StatusTypeDef res = HAL_I2C_Mem_Wri...
IfType IInputInterface ILine ImageTrackInfo imaxdiv_t in_addr InputController InputExtraCmd InputInfo InputManager InputReporter InputReportEventCb InstallParam IpHeader IPowerEventListener IPublishCallback IpV4Addr IRect IServerProxy ISessionListener ISurface itimerspec ...
uintptr_t mem_map_addr = params->efi_info.mem_map; -#ifdef __x86_64__ +#if (ARCH_BITS == 64) mem_map_addr |= (uintptr_t)params->efi_info.mem_map_hi << 32; #endif size_t mem_map_size = params->efi_info.mem_map_size; ...
if(!existing_cinfo) return; constunioncombined_alloc_info incremental_cinfo = { .total_size = sz, .number_of_allocs =1 }; __sync_fetch_and_add(&existing_cinfo->bits, incremental_cinfo.bits); } update_statistics_add 函数接收两个参数:当前的堆栈 ID stack_id 以及内存分配的大小 sz 。
inst->name, t);if(t->conn ==NULL)return-1; fr_connection_signal_init(t->conn);return0; } 開發者ID:FreeRADIUS,項目名稱:freeradius-server,代碼行數:41,代碼來源:rlm_logtee.c 示例3: solve ▲點讚 4▼ intsolve(){//InitMEM(lx,0);MEM(ly,0);MEM(left,0);for(inti =1; i <= sv;...