diff --git a/codescript.txt b/codescript.txt
index 50d5b7786f..ed1e6f08b2 100644
--- a/codescript.txt
+++ b/codescript.txt
@@ -58,7 +58,7 @@ SECTIONS
         build/asm/sirawdma.o(.text)
         build/asm/boot_0x8008AE20.o(.text)
         build/asm/boot_0x8008AE70.o(.text)
-        build/asm/boot_0x8008AEE0.o(.text)
+        build/asm/sirawread.o(.text)
         build/src/libultra/os/getthreadid.o(.text)
         build/asm/sptaskyield.o(.text)
         build/asm/boot_0x8008AF70.o(.text)
diff --git a/functions.py b/functions.py
index ae9a5a1444..2e9a1e1346 100644
--- a/functions.py
+++ b/functions.py
@@ -90,7 +90,7 @@ known_funcs = {
     0x8008ACE0:("__osSpRawStartDma","s32","s32 direction, u32 devAddr, void* dramAddr, u32 size"),
     0x8008AD70:("__osSiRawStartDma","s32","s32 direction, void* dramAddr"),
     0x8008AE70:("func_8008AE70","UNK_RET","UNK_TYPE"),
-    0x8008AEE0:("func_8008AEE0","UNK_TYPE","UNK_TYPE, UNK_PTR"),
+    0x8008AEE0:("__osSiRawReadIo","s32","u32 devAddr, u32* data"),
     0x8008AF30:("osGetThreadId","OSId","OSThread* t"),
     0x8008AF50:("osSpTaskYield","void","void"),
     0x8008B650:("func_8008B650","UNK_RET","UNK_PTR"),
diff --git a/include/functions.h b/include/functions.h
index 069ee6b62f..02118236b8 100644
--- a/include/functions.h
+++ b/include/functions.h
@@ -277,7 +277,7 @@ s32 __osSpRawStartDma(s32 direction, u32 devAddr, void* dramAddr, u32 size); //
 s32 __osSiRawStartDma(s32 direction, void* dramAddr); // func_8008AD70
 // UNK_RET func_8008AE20(UNK_ARGS);
 UNK_RET func_8008AE70(UNK_TYPE); // func_8008AE70
-UNK_TYPE func_8008AEE0(UNK_TYPE, UNK_PTR); // func_8008AEE0
+s32 __osSiRawReadIo(u32 devAddr, u32* data); // func_8008AEE0
 OSId osGetThreadId(OSThread* t); // func_8008AF30
 void osSpTaskYield(void); // func_8008AF50
 // UNK_RET func_8008AF70(UNK_ARGS);
diff --git a/objects.py b/objects.py
index 39f33ac5d9..605814e82b 100644
--- a/objects.py
+++ b/objects.py
@@ -1,23 +1,23 @@
 known_objects = {
     0x80080180:"",
-    0x80087b00:"setcause",
-    0x80087b10:"sendmesg",
-    0x80087e10:"stopthread",
-    0x80087ed0:"recvmesg",
+    0x80087B00:"setcause",
+    0x80087B10:"sendmesg",
+    0x80087E10:"stopthread",
+    0x80087ED0:"recvmesg",
     0x80088010:"setintmask",
-    0x800880b0:"getintmask",
+    0x800880B0:"getintmask",
     0x80088110:"",
     0x80088350:"sinf",
     0x80088510:"sins",
     0x80088580:"sptask",
     0x80088840:"ll",
-    0x80088b00:"exceptasm",
+    0x80088B00:"exceptasm",
     0x80089430:"thread",
     0x80089470:"destroythread",
     0x80089630:"bzero",
     0x80089AA0:"siacs",
     0x80089B60:"controller",
-    0x80089e40:"createthread",
+    0x80089E40:"createthread",
     0x80089F90:"contreaddata",
     0x8008A540:"virtualtophysical",
     0x8008A5C0:"getsr",
@@ -26,8 +26,9 @@ known_objects = {
     0x8008A660:"initialize",
     0x8008AA50:"perspective",
     0x8008AD70:"sirawdma",
-    0x8008af30:"getthreadid",
-    0x8008af50:"sptaskyield",
+    0x8008AEE0:"sirawread",
+    0x8008AF30:"getthreadid",
+    0x8008AF50:"sptaskyield",
     0x8008AF70:"",
     0x8008B6B0:"getconfig",
     0x8008B6C0:"setconfig",