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Diffstat (limited to 'Documentation/ABI/testing/configfs-spear-pcie-gadget')
| -rw-r--r-- | Documentation/ABI/testing/configfs-spear-pcie-gadget | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/Documentation/ABI/testing/configfs-spear-pcie-gadget b/Documentation/ABI/testing/configfs-spear-pcie-gadget deleted file mode 100644 index 8759881..0000000 --- a/Documentation/ABI/testing/configfs-spear-pcie-gadget +++ /dev/null @@ -1,31 +0,0 @@ -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. |