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由 blueswir1 提交于
- Stores controller state in MSR register instead of internal state field. This simplifies the fdctrl_read_main_status() function, which may be called in some tight loops. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4286 c046a42c-6fe2-441c-8c8c-71466251a162
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