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kernel/process_capability: Handle interrupt capability flags
Similar to the service capability flags, however, we currently don't emulate the GIC, so this currently handles all interrupts as being valid for the time being.
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1 changed files with 21 additions and 1 deletions
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@ -278,7 +278,27 @@ ResultCode ProcessCapabilities::HandleMapIOFlags(u32 flags, VMManager& vm_manage
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ResultCode ProcessCapabilities::HandleInterruptFlags(u32 flags) {
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ResultCode ProcessCapabilities::HandleInterruptFlags(u32 flags) {
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// TODO: Implement
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constexpr u32 interrupt_ignore_value = 0x3FF;
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const u32 interrupt0 = (flags >> 12) & 0x3FF;
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const u32 interrupt1 = (flags >> 22) & 0x3FF;
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for (u32 interrupt : {interrupt0, interrupt1}) {
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if (interrupt == interrupt_ignore_value) {
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continue;
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}
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// NOTE:
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// This should be checking a generic interrupt controller value
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// as part of the calculation, however, given we don't currently
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// emulate that, it's sufficient to mark every interrupt as defined.
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if (interrupt >= interrupt_capabilities.size()) {
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return ERR_OUT_OF_RANGE;
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}
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interrupt_capabilities[interrupt] = true;
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}
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return RESULT_SUCCESS;
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return RESULT_SUCCESS;
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}
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}
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