hw/hppa: Require at least SeaBIOS-hppa version 10

The new SeaBIOS-hppa version 10 includes initial support
for PA2.0 CPUs.
Additionally update copyright and drop commented-out code.

Signed-off-by: Helge Deller <deller@gmx.de>

hw/hppa/machine.c

@@ -1,6 +1,8 @@
 /*
  * QEMU HPPA hardware system emulator.
- * Copyright 2018 Helge Deller <deller@gmx.de>
+ * (C) Copyright 2018-2023 Helge Deller <deller@gmx.de>
+ *
+ * This work is licensed under the GNU GPL license version 2 or later.
  */
 
 #include "qemu/osdep.h"
@@ -29,7 +31,7 @@
 #include "net/net.h"
 #include "qemu/log.h"
 
-#define MIN_SEABIOS_HPPA_VERSION 6 /* require at least this fw version */
+#define MIN_SEABIOS_HPPA_VERSION 10 /* require at least this fw version */
 
 #define HPA_POWER_BUTTON (FIRMWARE_END - 0x10)
 
@@ -95,9 +97,7 @@ static ISABus *hppa_isa_bus(void)
 
     isa_bus = isa_bus_new(NULL, get_system_memory(), isa_region,
                           &error_abort);
-    isa_irqs = i8259_init(isa_bus,
-                          /* qemu_allocate_irq(dino_set_isa_irq, s, 0)); */
-                          NULL);
+    isa_irqs = i8259_init(isa_bus, NULL);
     isa_bus_register_input_irqs(isa_bus, isa_irqs);
 
     return isa_bus;