Merge remote-tracking branch 'qmp/queue/qmp' into staging

[qemu.git] / hw / milkymist-sysctl.c

diff --git a/hw/milkymist-sysctl.c b/hw/milkymist-sysctl.c
index 6326b70abb336c2d520925d688ce36c492e45159..8878d2bd17f1d050841f994c33ee8b370c0922ee 100644 (file)
--- a/hw/milkymist-sysctl.c
+++ b/hw/milkymist-sysctl.c
@@ -1,7 +1,7 @@
 /*
  *  QEMU model of the Milkymist System Controller.
  *
- *  Copyright (c) 2010 Michael Walle <michael@walle.cc>
+ *  Copyright (c) 2010-2012 Michael Walle <michael@walle.cc>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -26,6 +26,7 @@
 #include "sysemu.h"
 #include "trace.h"
 #include "qemu-timer.h"
+#include "ptimer.h"
 #include "qemu-error.h"
 
 enum {
@@ -38,20 +39,19 @@ enum {
 };
 
 enum {
-    R_GPIO_IN = 0,
+    R_GPIO_IN         = 0,
     R_GPIO_OUT,
     R_GPIO_INTEN,
-    R_RESERVED0,
-    R_TIMER0_CONTROL,
+    R_TIMER0_CONTROL  = 4,
     R_TIMER0_COMPARE,
     R_TIMER0_COUNTER,
-    R_RESERVED1,
-    R_TIMER1_CONTROL,
+    R_TIMER1_CONTROL  = 8,
     R_TIMER1_COMPARE,
     R_TIMER1_COUNTER,
-    R_RESERVED2,
-    R_RESERVED3,
-    R_ICAP,
+    R_ICAP = 16,
+    R_DBG_SCRATCHPAD  = 20,
+    R_DBG_WRITE_LOCK,
+    R_CLK_FREQUENCY   = 29,
     R_CAPABILITIES,
     R_SYSTEM_ID,
     R_MAX
@@ -115,6 +115,9 @@ static uint64_t sysctl_read(void *opaque, target_phys_addr_t addr,
     case R_TIMER1_CONTROL:
     case R_TIMER1_COMPARE:
     case R_ICAP:
+    case R_DBG_SCRATCHPAD:
+    case R_DBG_WRITE_LOCK:
+    case R_CLK_FREQUENCY:
     case R_CAPABILITIES:
     case R_SYSTEM_ID:
         r = s->regs[addr];
@@ -144,6 +147,7 @@ static void sysctl_write(void *opaque, target_phys_addr_t addr, uint64_t value,
     case R_GPIO_INTEN:
     case R_TIMER0_COUNTER:
     case R_TIMER1_COUNTER:
+    case R_DBG_SCRATCHPAD:
         s->regs[addr] = value;
         break;
     case R_TIMER0_COMPARE:
@@ -181,11 +185,15 @@ static void sysctl_write(void *opaque, target_phys_addr_t addr, uint64_t value,
     case R_ICAP:
         sysctl_icap_write(s, value);
         break;
+    case R_DBG_WRITE_LOCK:
+        s->regs[addr] = 1;
+        break;
     case R_SYSTEM_ID:
         qemu_system_reset_request();
         break;
 
     case R_GPIO_IN:
+    case R_CLK_FREQUENCY:
     case R_CAPABILITIES:
         error_report("milkymist_sysctl: write to read-only register 0x"
                 TARGET_FMT_plx, addr << 2);
@@ -252,6 +260,7 @@ static void milkymist_sysctl_reset(DeviceState *d)
     /* defaults */
     s->regs[R_ICAP] = ICAP_READY;
     s->regs[R_SYSTEM_ID] = s->systemid;
+    s->regs[R_CLK_FREQUENCY] = s->freq_hz;
     s->regs[R_CAPABILITIES] = s->capabilities;
     s->regs[R_GPIO_IN] = s->strappings;
 }
@@ -291,28 +300,39 @@ static const VMStateDescription vmstate_milkymist_sysctl = {
     }
 };
 
-static SysBusDeviceInfo milkymist_sysctl_info = {
-    .init = milkymist_sysctl_init,
-    .qdev.name  = "milkymist-sysctl",
-    .qdev.size  = sizeof(MilkymistSysctlState),
-    .qdev.vmsd  = &vmstate_milkymist_sysctl,
-    .qdev.reset = milkymist_sysctl_reset,
-    .qdev.props = (Property[]) {
-        DEFINE_PROP_UINT32("frequency", MilkymistSysctlState,
-                freq_hz, 80000000),
-        DEFINE_PROP_UINT32("capabilities", MilkymistSysctlState,
-                capabilities, 0x00000000),
-        DEFINE_PROP_UINT32("systemid", MilkymistSysctlState,
-                systemid, 0x10014d31),
-        DEFINE_PROP_UINT32("gpio_strappings", MilkymistSysctlState,
-                strappings, 0x00000001),
-        DEFINE_PROP_END_OF_LIST(),
-    }
+static Property milkymist_sysctl_properties[] = {
+    DEFINE_PROP_UINT32("frequency", MilkymistSysctlState,
+    freq_hz, 80000000),
+    DEFINE_PROP_UINT32("capabilities", MilkymistSysctlState,
+    capabilities, 0x00000000),
+    DEFINE_PROP_UINT32("systemid", MilkymistSysctlState,
+    systemid, 0x10014d31),
+    DEFINE_PROP_UINT32("gpio_strappings", MilkymistSysctlState,
+    strappings, 0x00000001),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void milkymist_sysctl_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
+
+    k->init = milkymist_sysctl_init;
+    dc->reset = milkymist_sysctl_reset;
+    dc->vmsd = &vmstate_milkymist_sysctl;
+    dc->props = milkymist_sysctl_properties;
+}
+
+static TypeInfo milkymist_sysctl_info = {
+    .name          = "milkymist-sysctl",
+    .parent        = TYPE_SYS_BUS_DEVICE,
+    .instance_size = sizeof(MilkymistSysctlState),
+    .class_init    = milkymist_sysctl_class_init,
 };
 
-static void milkymist_sysctl_register(void)
+static void milkymist_sysctl_register_types(void)
 {
-    sysbus_register_withprop(&milkymist_sysctl_info);
+    type_register_static(&milkymist_sysctl_info);
 }
 
-device_init(milkymist_sysctl_register)
+type_init(milkymist_sysctl_register_types)