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Resolved page faults from user stacks

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This commit is contained in:
Drew Galbraith 2023-06-12 23:28:23 -07:00
parent 6c13fdc801
commit 72885190e9
3 changed files with 19 additions and 0 deletions
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11
zion/memory/user_stack_manager.cpp
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@ -21,3 +21,14 @@ void UserStackManager::FreeUserStack(uint64_t stack_ptr) {
freed_stacks_++;
dbgln("%u freed user stacks", freed_stacks_);
}
bool UserStackManager::IsValidStack(uint64_t vaddr) {
if (vaddr < next_stack_ || vaddr > (kStackMax - 0x1000)) {
return false;
}
// Checks if the address is in the first page of the stack.
if (vaddr & 0xFF000) {
return true;
}
return false;
}