hv: add FIX-ME for wbinvd emulation

qianwang-intel · wenlingz · commit 3b6b5fb66276 · 2020-09-27T18:52:52.000+08:00
Add a fix-me for wbinvd emulation. Tracked-On: #5330 Signed-off-by: Qian Wang <qian1.wang@intel.com>
diff --git a/hypervisor/include/arch/x86/mmu.h b/hypervisor/include/arch/x86/mmu.h
@@ -150,6 +150,9 @@ void flush_address_space(void *addr, uint64_t size);
  */
 void invept(const void *eptp);
 
+/* FIX-ME:
+ * this is an workaround for pSRAM protection. We should implement full emulation for WBINVD
+ */
 extern volatile bool psram_is_initialized;
 static inline void cache_flush_invalidate_all(void)
 {

Original file line number	Diff line number	Diff line change
`@@ -150,6 +150,9 @@ void flush_address_space(void *addr, uint64_t size);`
`150`	`150`	`*/`
`151`	`151`	`void invept(const void *eptp);`
`152`	`152`
	`153`	`+/* FIX-ME:`
	`154`	`+ * this is an workaround for pSRAM protection. We should implement full emulation for WBINVD`
	`155`	`+ */`
`153`	`156`	`extern volatile bool psram_is_initialized;`
`154`	`157`	`static inline void cache_flush_invalidate_all(void)`
`155`	`158`	`{`