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ipc4: fw_reg: add more description for fw_reg
Signed-off-by: Rander Wang <rander.wang@intel.com>
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@ -17,7 +17,10 @@
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/**
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* \file include/ipc4/fw_reg.h
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* \brief IPC4 fw registers in mailbox for host
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* \brief IPC4 fw registers in mailbox for host. Fw exposes dsp / fw
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* state information to the host via shared memory window 0, .e.g. fw error,
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* pipeline state, dma llp counter and others. These information are included
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* in ipc4_fw_registers structure defined in this file.
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* NOTE: This ABI uses bit fields and is non portable.
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*/
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