diff options
| author | BALATON Zoltan <balaton@eik.bme.hu> | 2021-10-25 13:33:49 +0200 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2021-11-02 14:32:32 +0100 |
| commit | ece29df33b8e0e35760c4f76b0cf7b1af928b0b4 (patch) | |
| tree | 69705cbef466e6fc8b1caeed758bb3c3828b441c /hw/usb | |
| parent | d3647ef1fdaf4dcaecb794b525e9def1e5d81245 (diff) | |
usb/uhci: Disallow user creating a vt82c686-uhci-pci device
Because this device only works as part of VIA superio chips set user
creatable to false. Since the class init method is common for UHCI
variants introduce a flag in UHCIInfo for this.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Message-Id: <e6abf1f19ca72bbc2d8a5a6aa941edbf87a9845f.1635161629.git.balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Diffstat (limited to 'hw/usb')
| -rw-r--r-- | hw/usb/hcd-uhci.c | 3 | ||||
| -rw-r--r-- | hw/usb/hcd-uhci.h | 1 | ||||
| -rw-r--r-- | hw/usb/vt82c686-uhci-pci.c | 2 |
3 files changed, 6 insertions, 0 deletions
diff --git a/hw/usb/hcd-uhci.c b/hw/usb/hcd-uhci.c index c557566ec2..7d26e35194 100644 --- a/hw/usb/hcd-uhci.c +++ b/hw/usb/hcd-uhci.c @@ -1282,6 +1282,9 @@ void uhci_data_class_init(ObjectClass *klass, void *data) } else { device_class_set_props(dc, uhci_properties_standalone); } + if (info->notuser) { + dc->user_creatable = false; + } u->info = *info; } diff --git a/hw/usb/hcd-uhci.h b/hw/usb/hcd-uhci.h index e61d8fcb19..316693f80b 100644 --- a/hw/usb/hcd-uhci.h +++ b/hw/usb/hcd-uhci.h @@ -85,6 +85,7 @@ typedef struct UHCIInfo { uint8_t irq_pin; void (*realize)(PCIDevice *dev, Error **errp); bool unplug; + bool notuser; /* disallow user_creatable */ } UHCIInfo; void uhci_data_class_init(ObjectClass *klass, void *data); diff --git a/hw/usb/vt82c686-uhci-pci.c b/hw/usb/vt82c686-uhci-pci.c index b109c21603..ea262e6d70 100644 --- a/hw/usb/vt82c686-uhci-pci.c +++ b/hw/usb/vt82c686-uhci-pci.c @@ -25,6 +25,8 @@ static UHCIInfo uhci_info[] = { .irq_pin = 3, .realize = usb_uhci_vt82c686b_realize, .unplug = true, + /* Reason: only works as USB function of VT82xx superio chips */ + .notuser = true, } }; |