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TOMOYO Linux Cross Reference
Linux/Documentation/ABI/testing/sysfs-bus-coresight-devices-ultra_smb

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  1 What:           /sys/bus/coresight/devices/ultra_smb<N>/enable_sink
  2 Date:           January 2023
  3 KernelVersion:  6.3
  4 Contact:        Junhao He <hejunhao3@huawei.com>
  5 Description:    (RW) Add/remove a SMB device from a trace path. There can be
  6                 multiple sources for a single SMB device.
  7 
  8 What:           /sys/bus/coresight/devices/ultra_smb<N>/mgmt/buf_size
  9 Date:           January 2023
 10 KernelVersion:  6.3
 11 Contact:        Junhao He <hejunhao3@huawei.com>
 12 Description:    (RO) Shows the buffer size of each UltraSoc SMB device.
 13 
 14 What:           /sys/bus/coresight/devices/ultra_smb<N>/mgmt/buf_status
 15 Date:           January 2023
 16 KernelVersion:  6.3
 17 Contact:        Junhao He <hejunhao3@huawei.com>
 18 Description:    (RO) Shows the value of UltraSoc SMB status register.
 19                 BIT(0) is zero means buffer is empty.
 20 
 21 What:           /sys/bus/coresight/devices/ultra_smb<N>/mgmt/read_pos
 22 Date:           January 2023
 23 KernelVersion:  6.3
 24 Contact:        Junhao He <hejunhao3@huawei.com>
 25 Description:    (RO) Shows the value of UltraSoc SMB Read Pointer register.
 26 
 27 What:           /sys/bus/coresight/devices/ultra_smb<N>/mgmt/write_pos
 28 Date:           January 2023
 29 KernelVersion:  6.3
 30 Contact:        Junhao He <hejunhao3@huawei.com>
 31 Description:    (RO) Shows the value of UltraSoc SMB Write Pointer register.
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