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kernel: process_capability: Add MapRegion capability

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- Used by nx-hbloader
This commit is contained in:
Morph 2021-05-25 01:44:46 -04:00
parent d84a93c987
commit ec28d3c439
2 changed files with 12 additions and 0 deletions
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9
src/core/hle/kernel/process_capability.cpp
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@ -22,6 +22,7 @@ enum : u32 {
CapabilityOffset_Syscall = 4,
CapabilityOffset_MapPhysical = 6,
CapabilityOffset_MapIO = 7,
CapabilityOffset_MapRegion = 10,
CapabilityOffset_Interrupt = 11,
CapabilityOffset_ProgramType = 13,
CapabilityOffset_KernelVersion = 14,
@ -46,6 +47,7 @@ enum class CapabilityType : u32 {
Syscall = (1U << CapabilityOffset_Syscall) - 1,
MapPhysical = (1U << CapabilityOffset_MapPhysical) - 1,
MapIO = (1U << CapabilityOffset_MapIO) - 1,
MapRegion = (1U << CapabilityOffset_MapRegion) - 1,
Interrupt = (1U << CapabilityOffset_Interrupt) - 1,
ProgramType = (1U << CapabilityOffset_ProgramType) - 1,
KernelVersion = (1U << CapabilityOffset_KernelVersion) - 1,
@ -187,6 +189,8 @@ ResultCode ProcessCapabilities::ParseSingleFlagCapability(u32& set_flags, u32& s
return HandleSyscallFlags(set_svc_bits, flag);
case CapabilityType::MapIO:
return HandleMapIOFlags(flag, page_table);
case CapabilityType::MapRegion:
return HandleMapRegionFlags(flag, page_table);
case CapabilityType::Interrupt:
return HandleInterruptFlags(flag);
case CapabilityType::ProgramType:
@ -298,6 +302,11 @@ ResultCode ProcessCapabilities::HandleMapIOFlags(u32 flags, KPageTable& page_tab
return RESULT_SUCCESS;
}
ResultCode ProcessCapabilities::HandleMapRegionFlags(u32 flags, KPageTable& page_table) {
// TODO(Lioncache): Implement once the memory manager can handle this.
return RESULT_SUCCESS;
}
ResultCode ProcessCapabilities::HandleInterruptFlags(u32 flags) {
constexpr u32 interrupt_ignore_value = 0x3FF;
const u32 interrupt0 = (flags >> 12) & 0x3FF;

3
src/core/hle/kernel/process_capability.h
View file

@ -231,6 +231,9 @@ private:
/// Handles flags related to mapping IO pages.
ResultCode HandleMapIOFlags(u32 flags, KPageTable& page_table);
/// Handles flags related to mapping physical memory regions.
ResultCode HandleMapRegionFlags(u32 flags, KPageTable& page_table);
/// Handles flags related to the interrupt capability flags.
ResultCode HandleInterruptFlags(u32 flags);