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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
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Documentation/ABI/testing/configfs-spear-pcie-gadget Normal file
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What: /config/pcie-gadget
Date: Feb 2011
KernelVersion: 2.6.37
Contact: Pratyush Anand <pratyush.anand@st.com>
Description:
Interface is used to configure selected dual mode PCIe controller
as device and then program its various registers to configure it
as a particular device type.
This interfaces can be used to show spear's PCIe device capability.
Nodes are only visible when configfs is mounted. To mount configfs
in /config directory use:
# mount -t configfs none /config/
For nth PCIe Device Controller
/config/pcie-gadget.n/
link ... used to enable ltssm and read its status.
int_type ...used to configure and read type of supported
interrupt
no_of_msi ... used to configure number of MSI vector needed and
to read no of MSI granted.
inta ... write 1 to assert INTA and 0 to de-assert.
send_msi ... write MSI vector to be sent.
vendor_id ... used to write and read vendor id (hex)
device_id ... used to write and read device id (hex)
bar0_size ... used to write and read bar0_size
bar0_address ... used to write and read bar0 mapped area in hex.
bar0_rw_offset ... used to write and read offset of bar0 where
bar0_data will be written or read.
bar0_data ... used to write and read data at bar0_rw_offset.