ssd结构体 参考

模拟一个ssd 更多...

#include <ftl.h>

ssd 的协作图:

成员变量
char *	ssdname
struct ssdparams	sp
struct ssd_channel *	ch
struct ppa *	maptbl
	页映射表 更多...
uint64_t *	rmap
	反向映射表, assume it's stored in OOB 更多...
struct write_pointer	wp
struct line_mgmt	lm
struct rte_ring **	to_ftl
	无锁ring队列，用于接收nvme下传的req 更多...
struct rte_ring **	to_poller
	存放完成的req，交给nvme线程 更多...
bool *	dataplane_started_ptr
QemuThread	ftl_thread

详细描述

模拟一个ssd

结构体成员变量说明

ch

struct ssd_channel* ssd::ch

dataplane_started_ptr

bool* ssd::dataplane_started_ptr

ftl_thread

QemuThread ssd::ftl_thread

lm

struct line_mgmt ssd::lm

maptbl

struct ppa* ssd::maptbl

页映射表

rmap

uint64_t* ssd::rmap

反向映射表, assume it's stored in OOB

sp

struct ssdparams ssd::sp

ssdname

char* ssd::ssdname

to_ftl

struct rte_ring** ssd::to_ftl

无锁ring队列，用于接收nvme下传的req

to_poller

struct rte_ring** ssd::to_poller

存放完成的req，交给nvme线程

wp

struct write_pointer ssd::wp

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该结构体的文档由以下文件生成:

• femu/bbssd/ftl.h