hw: Fix qemu_allocate_irqs() leaks

[qemu.git] / hw / arm / integratorcp.c

diff --git a/hw/arm/integratorcp.c b/hw/arm/integratorcp.c
index 2ef93ed8d6a26e53da31167b01ad06061cf87a1b..0e476c3db45a7d06ef34a46721124d876c89f1cf 100644 (file)
--- a/hw/arm/integratorcp.c
+++ b/hw/arm/integratorcp.c
@@ -11,6 +11,7 @@
 #include "hw/devices.h"
 #include "hw/boards.h"
 #include "hw/arm/arm.h"
+#include "hw/misc/arm_integrator_debug.h"
 #include "net/net.h"
 #include "exec/address-spaces.h"
 #include "sysemu/sysemu.h"
@@ -35,6 +36,7 @@ typedef struct IntegratorCMState {
     uint32_t cm_init;
     uint32_t cm_flags;
     uint32_t cm_nvflags;
+    uint32_t cm_refcnt_offset;
     uint32_t int_level;
     uint32_t irq_enabled;
     uint32_t fiq_enabled;
@@ -81,9 +83,13 @@ static uint64_t integratorcm_read(void *opaque, hwaddr offset,
         return s->cm_sdram;
     case 9: /* CM_INIT */
         return s->cm_init;
-    case 10: /* CM_REFCT */
-        /* ??? High frequency timer.  */
-        hw_error("integratorcm_read: CM_REFCT");
+    case 10: /* CM_REFCNT */
+        /* This register, CM_REFCNT, provides a 32-bit count value.
+         * The count increments at the fixed reference clock frequency of 24MHz
+         * and can be used as a real-time counter.
+         */
+        return (uint32_t)muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), 24,
+                                  1000) - s->cm_refcnt_offset;
     case 12: /* CM_FLAGS */
         return s->cm_flags;
     case 14: /* CM_NVFLAGS */
@@ -256,6 +262,8 @@ static int integratorcm_init(SysBusDevice *dev)
     }
     memcpy(integrator_spd + 73, "QEMU-MEMORY", 11);
     s->cm_init = 0x00000112;
+    s->cm_refcnt_offset = muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), 24,
+                                   1000);
     memory_region_init_ram(&s->flash, OBJECT(s), "integrator.flash", 0x100000);
     vmstate_register_ram_global(&s->flash);
 
@@ -453,13 +461,13 @@ static struct arm_boot_info integrator_binfo = {
     .board_id = 0x113,
 };
 
-static void integratorcp_init(QEMUMachineInitArgs *args)
+static void integratorcp_init(MachineState *machine)
 {
-    ram_addr_t ram_size = args->ram_size;
-    const char *cpu_model = args->cpu_model;
-    const char *kernel_filename = args->kernel_filename;
-    const char *kernel_cmdline = args->kernel_cmdline;
-    const char *initrd_filename = args->initrd_filename;
+    ram_addr_t ram_size = machine->ram_size;
+    const char *cpu_model = machine->cpu_model;
+    const char *kernel_filename = machine->kernel_filename;
+    const char *kernel_cmdline = machine->kernel_cmdline;
+    const char *initrd_filename = machine->initrd_filename;
     ARMCPU *cpu;
     MemoryRegion *address_space_mem = get_system_memory();
     MemoryRegion *ram = g_new(MemoryRegion, 1);
@@ -508,6 +516,7 @@ static void integratorcp_init(QEMUMachineInitArgs *args)
     icp_control_init(0xcb000000);
     sysbus_create_simple("pl050_keyboard", 0x18000000, pic[3]);
     sysbus_create_simple("pl050_mouse", 0x19000000, pic[4]);
+    sysbus_create_simple(TYPE_INTEGRATOR_DEBUG, 0x1a000000, 0);
     sysbus_create_varargs("pl181", 0x1c000000, pic[23], pic[24], NULL);
     if (nd_table[0].used)
         smc91c111_init(&nd_table[0], 0xc8000000, pic[27]);
@@ -525,7 +534,6 @@ static QEMUMachine integratorcp_machine = {
     .name = "integratorcp",
     .desc = "ARM Integrator/CP (ARM926EJ-S)",
     .init = integratorcp_init,
-    .is_default = 1,
 };
 
 static void integratorcp_machine_init(void)