fix report

doc/report_2020_12_26.md

@@ -30,7 +30,7 @@ marp: true
 
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 ## **当前成果**
-
+![run](../img/xv6-k210_on_k210.gif)  
 
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 ## **运行流程**
@@ -110,14 +110,7 @@ marp: true
 
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 ## **多核启动**
-```mermaid
-graph LR;
-    K210起电-->RustSBI;
-    RustSBI-->entry_k210.S;
-    entry_k210.S-->main.c;
-    main函数-->SBI_CALL;
-    SBI_CALL-->Multi-Core-Boot;    
-```
+![boot](../img/boot.jpg)  
 
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 ## **内存分配**
@@ -153,6 +146,8 @@ graph LR;
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 ## **虚拟内存管理**
 内存映射图：  
+<!-- <img src="../img/mem_map.jpg">   -->
+![mem_map](../img/mem_map.jpg)
 
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 ## **中断处理**