MSI have released a new SiS IDE driver for SiS961 southbridge chipsets or later.

MSI SiS P4 Models: MS-6547, MS-6547E,MS-6559, MS-6524, MS-6533 & MS-6567. Download MSI SiS IDE Driver for Windows 9x/ME/2000/XP | 05 / 02 / 2002 | 2.85MB