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Kernel/Graphics: Assert if trying to initialize with the wrong driver

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Liav A 2021-07-03 05:11:29 +03:00 • committed by Gunnar Beutner
parent 053a832fac
commit b4e230a7bb
2 changed files with 4 additions and 0 deletions
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2
Kernel/Graphics/BochsGraphicsAdapter.cpp
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@ -46,6 +46,8 @@ struct [[gnu::packed]] BochsDisplayMMIORegisters {
UNMAP_AFTER_INIT NonnullRefPtr<BochsGraphicsAdapter> BochsGraphicsAdapter::initialize(PCI::Address address) UNMAP_AFTER_INIT NonnullRefPtr<BochsGraphicsAdapter> BochsGraphicsAdapter::initialize(PCI::Address address)
{ {
PCI::ID id = PCI::get_id(address);
VERIFY((id.vendor_id == 0x1234 && id.device_id == 0x1111) || (id.vendor_id == 0x80ee && id.device_id == 0xbeef));
return adopt_ref(*new BochsGraphicsAdapter(address)); return adopt_ref(*new BochsGraphicsAdapter(address));
} }

2
Kernel/Graphics/VirtIOGPU/VirtIOGraphicsAdapter.cpp
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@ -4,6 +4,7 @@
* SPDX-License-Identifier: BSD-2-Clause * SPDX-License-Identifier: BSD-2-Clause
*/ */
#include <Kernel/Bus/PCI/IDs.h>
#include <Kernel/Graphics/Console/GenericFramebufferConsole.h> #include <Kernel/Graphics/Console/GenericFramebufferConsole.h>
#include <Kernel/Graphics/GraphicsManagement.h> #include <Kernel/Graphics/GraphicsManagement.h>
#include <Kernel/Graphics/VirtIOGPU/VirtIOGPU.h> #include <Kernel/Graphics/VirtIOGPU/VirtIOGPU.h>
@ -13,6 +14,7 @@ namespace Kernel::Graphics {
NonnullRefPtr<VirtIOGraphicsAdapter> VirtIOGraphicsAdapter::initialize(PCI::Address base_address) NonnullRefPtr<VirtIOGraphicsAdapter> VirtIOGraphicsAdapter::initialize(PCI::Address base_address)
{ {
VERIFY(PCI::get_id(base_address).vendor_id == static_cast<u16>(PCIVendorID::VirtIO));
return adopt_ref(*new VirtIOGraphicsAdapter(base_address)); return adopt_ref(*new VirtIOGraphicsAdapter(base_address));
} }