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kern: update for new device map semantics

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Michael Scire 2022-10-11 22:22:11 -07:00 • committed by SciresM
parent 947fdcf6f6
commit 5ee7d8a5ed
14 changed files with 115 additions and 58 deletions
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7
libraries/libmesosphere/source/board/nintendo/nx/kern_k_device_page_table.cpp
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@ -1118,6 +1118,7 @@ namespace ams::kern::board::nintendo::nx {
}
Result KDevicePageTable::MapImpl(KProcessPageTable *page_table, KProcessAddress process_address, size_t size, KDeviceVirtualAddress device_address, ams::svc::MemoryPermission device_perm, bool is_aligned) {
/* Ensure that the region we're mapping to is free. */
R_UNLESS(this->IsFree(device_address, size), svc::ResultInvalidCurrentMemory());
@ -1416,11 +1417,15 @@ namespace ams::kern::board::nintendo::nx {
return true;
}
Result KDevicePageTable::Map(KProcessPageTable *page_table, KProcessAddress process_address, size_t size, KDeviceVirtualAddress device_address, ams::svc::MemoryPermission device_perm, bool is_aligned) {
Result KDevicePageTable::Map(KProcessPageTable *page_table, KProcessAddress process_address, size_t size, KDeviceVirtualAddress device_address, ams::svc::MemoryPermission device_perm, bool is_aligned, bool is_io) {
/* Validate address/size. */
MESOSPHERE_ASSERT((device_address & ~DeviceVirtualAddressMask) == 0);
MESOSPHERE_ASSERT(((device_address + size - 1) & ~DeviceVirtualAddressMask) == 0);
/* IO is not supported on NX board. */
MESOSPHERE_ASSERT(!is_io);
MESOSPHERE_UNUSED(is_io);
/* Map the pages. */
R_RETURN(this->MapImpl(page_table, process_address, size, device_address, device_perm, is_aligned));
}