Note more issues.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2335 c046a42c-6fe2-441c-8c8c-71466251a162

target-mips/TODO

 Unsolved issues/bugs in the mips/mipsel backend
 -----------------------------------------------
 
-- MIPS64:
-  - No 64bit TLB support
-  - no 64bit wide registers for FPU
-  - 64bit mul/div handling broken
-  - DM[FT]C not implemented
-
+General
+-------
 - TLB fails cornercase at address wrap around
 - [ls][dw][lr] report broken (aligned) BadVAddr
 - Missing per-CPU instruction decoding, currently all implemented
@@ -14,4 +10,19 @@ Unsolved issues/bugs in the mips/mipsel backend
 - pcnet32 does not work for little endian emulation on big endian host
   (probably not mips specific, but observable for mips-malta)
 
+MIPS64
+------
+- No 64bit TLB support
+- no 64bit wide registers for FPU
+- 64bit mul/div handling broken
+- DM[FT]C not implemented
+
+"Generic" 4Kc system emulation
+------------------------------
+- Doesn't correspond to any real hardware.
+
+MALTA system emulation
+----------------------
 - We fake firmware support instead of doing the real thing
+- 2.4 Kernels receive spurious PIIX4 interrupts, indicates some
+  divergence from actual hardware.