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exo/mariko fatal: halt other cores when beginning fatal program

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Michael Scire 2020-11-19 20:32:21 -08:00 • committed by SciresM
parent 7f1a7cfd2d
commit 45830472c1
10 changed files with 211 additions and 131 deletions
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11
exosphere/program/source/secmon_interrupt_handler.cpp
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@ -25,14 +25,16 @@ namespace ams::secmon {
constinit InterruptHandler g_handlers[InterruptHandlersMax] = {};
constinit int g_interrupt_ids[InterruptHandlersMax] = {};
constinit u8 g_interrupt_core_masks[InterruptHandlersMax] = {};
}
void SetInterruptHandler(int interrupt_id, InterruptHandler handler) {
void SetInterruptHandler(int interrupt_id, u8 core_mask, InterruptHandler handler) {
for (int i = 0; i < InterruptHandlersMax; ++i) {
if (g_interrupt_ids[i] == 0) {
g_interrupt_ids[i] = interrupt_id;
g_handlers[i] = handler;
g_interrupt_ids[i] = interrupt_id;
g_handlers[i] = handler;
g_interrupt_core_masks[i] = core_mask;
return;
}
}
@ -51,6 +53,9 @@ namespace ams::secmon {
/* Check each handler. */
for (int i = 0; i < InterruptHandlersMax; ++i) {
if (g_interrupt_ids[i] == interrupt_id) {
/* Validate that we can invoke the handler. */
AMS_ABORT_UNLESS((g_interrupt_core_masks[i] & (1u << hw::GetCurrentCoreId())) != 0);
/* Invoke the handler. */
g_handlers[i]();
gic::SetEndOfInterrupt(interrupt_id);