Displaying 3 results from an estimated 3 matches for "apic_mem_writ".
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apic_mem_write
2009 Jun 05
1
[PATCHv3 07/13] qemu: minimal MSI/MSI-X implementation for PC
...p; 0x1;
+ uint8_t trigger_mode = (data >> MSI_DATA_TRIGGER_SHIFT) & 0x1;
+ uint8_t delivery = (data >> MSI_DATA_DELIVERY_MODE_SHIFT) & 0x7;
+ /* XXX: Ignore redirection hint. */
+ apic_deliver_irq(dest, dest_mode, delivery, vector, 0, trigger_mode);
+}
+
static void apic_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
{
CPUState *env;
APICState *s;
- int index;
+ int index = (addr >> 4) & 0xff;
+ if (addr > 0xfff || !index) {
+ /* MSI and MMIO APIC are at the same memory location,
+ * but actually not on the gl...
2009 Jun 05
1
[PATCHv3 07/13] qemu: minimal MSI/MSI-X implementation for PC
...p; 0x1;
+ uint8_t trigger_mode = (data >> MSI_DATA_TRIGGER_SHIFT) & 0x1;
+ uint8_t delivery = (data >> MSI_DATA_DELIVERY_MODE_SHIFT) & 0x7;
+ /* XXX: Ignore redirection hint. */
+ apic_deliver_irq(dest, dest_mode, delivery, vector, 0, trigger_mode);
+}
+
static void apic_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
{
CPUState *env;
APICState *s;
- int index;
+ int index = (addr >> 4) & 0xff;
+ if (addr > 0xfff || !index) {
+ /* MSI and MMIO APIC are at the same memory location,
+ * but actually not on the gl...
2012 Dec 12
7
[PATCH V5] x86/kexec: Change NMI and MCE handling on kexec path
...APIC_DEST_PHYSICAL | ((u64)apic_id << 32));
+ break;
- atomic_dec(&waiting_for_crash_ipi);
+ case APIC_MODE_XAPIC:
+ apic_id = GET_xAPIC_ID(apic_mem_read(APIC_ID));
+
+ while ( apic_mem_read(APIC_ICR) & APIC_ICR_BUSY )
+ cpu_relax();
+
+ apic_mem_write(APIC_ICR2, apic_id << 24);
+ apic_mem_write(APIC_ICR, APIC_DM_NMI | APIC_DEST_PHYSICAL);
+ break;
+
+ default:
+ break;
+ }
for ( ; ; )
halt();
-
- return 1;
}
static void nmi_shootdown_cpus(void)
{
unsigned long msecs;
+ int i, cpu...