diff options
Diffstat (limited to 'target-alpha')
| -rw-r--r-- | target-alpha/STATUS | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target-alpha/STATUS b/target-alpha/STATUS new file mode 100644 index 0000000000..8b7f352fbb --- /dev/null +++ b/target-alpha/STATUS @@ -0,0 +1,33 @@ +(to be completed) + +Alpha emulation structure: +cpu.h : CPU definitions globally exported +exec.h : CPU definitions used only for translated code execution +helper.c : helpers that can be called either by the translated code + or the Qemu core, including the exception handler. +op.c : Alpha dedicated micro-operations used by the code translator +op_helper.c : helpers that can be called only from micro-operations +op_helper.h : micro-operations helpers prototypes +op_helper_mem.h : micro-operations templates + for load and stores accesses helpers +op_mem.h : micro-operations templates for load and stores accesses +op_template.h : micro-operation templates for register moves +translate.c : Alpha instructions to micro-operations translator + +Code translator status: +The Alpha CPU instruction emulation should be quite complete with the +limitation that the VAX floating-point load and stores are not implemented. +The 4 MMU modes are implemented. + +Linux user mode emulation status: +a few programs start to run. Most crash at a certain point, dereferencing a +NULL pointer. It seems that the UNIQUE register is not initialized properly. +It may appear that old executables, not relying on TLS support, run but +this is to be prooved... + +Full system emulation status: +* Alpha PALCode emulation is in a very early stage and is not sufficient + to run any real OS. The alpha-softmmu target is not enabled for now. +* no hardware platform description is implemented +* there might be problems in the Alpha PALCode dedicated instructions + that would prevent to use a native PALCode image. |