irq: fix I/O APIC problem for Ryzen systems

2020-09-18 14:21:55 +03:00
parent bb5ff71a79
commit 90e5d243be
1 changed files with 3 additions and 2 deletions
@@ -62,9 +62,10 @@ void amd64_ioapic_int_src_override(uint8_t bus_src, uint8_t irq_src, uint32_t no
 }

 void amd64_ioapic_set(uintptr_t addr) {
-    if (amd64_ioapic_base != 0) {
+    if (amd64_ioapic_base != 0 && amd64_ioapic_base != addr) {
        // TODO: panic
-        kdebug("I/O APIC base already set\n");
+        kdebug("I/O APIC base already set to %p, requested %p\n", amd64_ioapic_base, addr);
+        return;
        while (1);
    }
    amd64_ioapic_base = addr;