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Kernel: Add convenience values to the Memory::Region::Access enum

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Instead of `Memory::Region::Access::Read | Memory::Region::AccessWrite`
you can now say `Memory::Region::Access::ReadWrite`.
This commit is contained in:
Andreas Kling 2021-08-06 22:25:00 +02:00
parent 47bdd7c3a0
commit 2cd8b21974
38 changed files with 68 additions and 65 deletions
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4
Kernel/VirtIO/VirtIOQueue.cpp
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@ -19,9 +19,9 @@ VirtIOQueue::VirtIOQueue(u16 queue_size, u16 notify_offset)
size_t size_of_device = sizeof(VirtIOQueueDevice) + queue_size * sizeof(VirtIOQueueDeviceItem);
auto queue_region_size = Memory::page_round_up(size_of_descriptors + size_of_driver + size_of_device);
if (queue_region_size <= PAGE_SIZE)
m_queue_region = MM.allocate_kernel_region(queue_region_size, "VirtIO Queue", Memory::Region::Access::Read | Memory::Region::Access::Write);
m_queue_region = MM.allocate_kernel_region(queue_region_size, "VirtIO Queue", Memory::Region::Access::ReadWrite);
else
m_queue_region = MM.allocate_contiguous_kernel_region(queue_region_size, "VirtIO Queue", Memory::Region::Access::Read | Memory::Region::Access::Write);
m_queue_region = MM.allocate_contiguous_kernel_region(queue_region_size, "VirtIO Queue", Memory::Region::Access::ReadWrite);
VERIFY(m_queue_region);
// TODO: ensure alignment!!!
u8* ptr = m_queue_region->vaddr().as_ptr();