diff options
Diffstat (limited to 'config/grub/xhci/patches/0005-xhci/0005-grub-core-bus-usb-usbhub-Add-new-private-fields-for-.patch')
| -rw-r--r-- | config/grub/xhci/patches/0005-xhci/0005-grub-core-bus-usb-usbhub-Add-new-private-fields-for-.patch | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/config/grub/xhci/patches/0005-xhci/0005-grub-core-bus-usb-usbhub-Add-new-private-fields-for-.patch b/config/grub/xhci/patches/0005-xhci/0005-grub-core-bus-usb-usbhub-Add-new-private-fields-for-.patch new file mode 100644 index 00000000..7d69c3a6 --- /dev/null +++ b/config/grub/xhci/patches/0005-xhci/0005-grub-core-bus-usb-usbhub-Add-new-private-fields-for-.patch @@ -0,0 +1,77 @@ +From 5e5d74a4531770258e21dedd45c33f1a9d3afa6b Mon Sep 17 00:00:00 2001 +From: Patrick Rudolph <patrick.rudolph@9elements.com> +Date: Sun, 15 Nov 2020 19:54:40 +0100 +Subject: [PATCH 5/8] grub-core/bus/usb/usbhub: Add new private fields for xHCI + controller + +Store the root port number, the route, consisting out of the port ID +in each nibble, and a pointer to driver private data. + +Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com> +--- + grub-core/bus/usb/usbhub.c | 11 ++++++++--- + include/grub/usb.h | 5 +++++ + 2 files changed, 13 insertions(+), 3 deletions(-) + +diff --git a/grub-core/bus/usb/usbhub.c b/grub-core/bus/usb/usbhub.c +index 8e963e84b..b4b3a1a61 100644 +--- a/grub-core/bus/usb/usbhub.c ++++ b/grub-core/bus/usb/usbhub.c +@@ -49,7 +49,9 @@ static grub_usb_controller_dev_t grub_usb_list; + static grub_usb_device_t + grub_usb_hub_add_dev (grub_usb_controller_t controller, + grub_usb_speed_t speed, +- int split_hubport, int split_hubaddr) ++ int split_hubport, int split_hubaddr, ++ int root_portno, ++ grub_uint32_t route) + { + grub_usb_device_t dev; + int i; +@@ -65,6 +67,8 @@ grub_usb_hub_add_dev (grub_usb_controller_t controller, + dev->speed = speed; + dev->split_hubport = split_hubport; + dev->split_hubaddr = split_hubaddr; ++ dev->root_port = root_portno; ++ dev->route = route; + + if (controller->dev->attach_dev) { + err = controller->dev->attach_dev (controller, dev); +@@ -245,7 +249,7 @@ attach_root_port (struct grub_usb_hub *hub, int portno, + and full/low speed device connected to OHCI/UHCI needs not + transaction translation - e.g. hubport and hubaddr should be + always none (zero) for any device connected to any root hub. */ +- dev = grub_usb_hub_add_dev (hub->controller, speed, 0, 0); ++ dev = grub_usb_hub_add_dev (hub->controller, speed, 0, 0, portno, 0); + hub->controller->dev->pending_reset = 0; + npending--; + if (! dev) +@@ -676,7 +680,8 @@ poll_nonroot_hub (grub_usb_device_t dev) + + /* Add the device and assign a device address to it. */ + next_dev = grub_usb_hub_add_dev (&dev->controller, speed, +- split_hubport, split_hubaddr); ++ split_hubport, split_hubaddr, dev->root_port, ++ dev->route << 4 | (i & 0xf)); + if (dev->controller.dev->pending_reset) + { + dev->controller.dev->pending_reset = 0; +diff --git a/include/grub/usb.h b/include/grub/usb.h +index 4dd179db2..609faf7d0 100644 +--- a/include/grub/usb.h ++++ b/include/grub/usb.h +@@ -237,6 +237,11 @@ struct grub_usb_device + int split_hubport; + + int split_hubaddr; ++ ++ /* xHCI specific information */ ++ int root_port; ++ grub_uint32_t route; ++ void *xhci_priv; + }; + + +-- +2.39.2 + |