diff options
Diffstat (limited to 'target-mips/TODO')
| -rw-r--r-- | target-mips/TODO | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/target-mips/TODO b/target-mips/TODO index 9101881..2a3546f 100644 --- a/target-mips/TODO +++ b/target-mips/TODO @@ -16,7 +16,7 @@ General Existing documentation is x86-centric. - Reverse endianness bit not implemented - The TLB emulation is very inefficient: - Qemu's softmmu implements a x86-style MMU, with separate entries + QEMU's softmmu implements a x86-style MMU, with separate entries for read/write/execute, a TLB index which is just a modulo of the virtual address, and a set of TLBs for each user/kernel/supervisor MMU mode. @@ -25,7 +25,7 @@ General up to 256 ASID tags as additional matching criterion (which roughly equates to 256 MMU modes). It also has a global flag which causes entries to match regardless of ASID. - To cope with these differences, Qemu currently flushes the TLB at + To cope with these differences, QEMU currently flushes the TLB at each ASID change. Using the MMU modes to implement ASIDs hinges on implementing the global bit efficiently. - save/restore of the CPU state is not implemented (see machine.c). |
