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-rw-r--r--hw/arm/aspeed_soc.c13
-rw-r--r--hw/arm/integratorcp.c78
-rw-r--r--hw/arm/stellaris.c48
3 files changed, 137 insertions, 2 deletions
diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index b3e7f07b61..571e4f097b 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -31,6 +31,7 @@
 #define ASPEED_SOC_SCU_BASE         0x1E6E2000
 #define ASPEED_SOC_SRAM_BASE        0x1E720000
 #define ASPEED_SOC_TIMER_BASE       0x1E782000
+#define ASPEED_SOC_WDT_BASE         0x1E785000
 #define ASPEED_SOC_I2C_BASE         0x1E78A000
 
 static const int uart_irqs[] = { 9, 32, 33, 34, 10 };
@@ -170,6 +171,10 @@ static void aspeed_soc_init(Object *obj)
                          sc->info->silicon_rev);
     object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc),
                               "ram-size", &error_abort);
+
+    object_initialize(&s->wdt, sizeof(s->wdt), TYPE_ASPEED_WDT);
+    object_property_add_child(obj, "wdt", OBJECT(&s->wdt), NULL);
+    qdev_set_parent_bus(DEVICE(&s->wdt), sysbus_get_default());
 }
 
 static void aspeed_soc_realize(DeviceState *dev, Error **errp)
@@ -286,6 +291,14 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp)
         return;
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, ASPEED_SOC_SDMC_BASE);
+
+    /* Watch dog */
+    object_property_set_bool(OBJECT(&s->wdt), true, "realized", &err);
+    if (err) {
+        error_propagate(errp, err);
+        return;
+    }
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt), 0, ASPEED_SOC_WDT_BASE);
 }
 
 static void aspeed_soc_class_init(ObjectClass *oc, void *data)
diff --git a/hw/arm/integratorcp.c b/hw/arm/integratorcp.c
index 039812a3fd..5610ffc9ce 100644
--- a/hw/arm/integratorcp.c
+++ b/hw/arm/integratorcp.c
@@ -53,6 +53,26 @@ static uint8_t integrator_spd[128] = {
    0xe, 4, 0x1c, 1, 2, 0x20, 0xc0, 0, 0, 0, 0, 0x30, 0x28, 0x30, 0x28, 0x40
 };
 
+static const VMStateDescription vmstate_integratorcm = {
+    .name = "integratorcm",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .fields      = (VMStateField[]) {
+        VMSTATE_UINT32(cm_osc, IntegratorCMState),
+        VMSTATE_UINT32(cm_ctrl, IntegratorCMState),
+        VMSTATE_UINT32(cm_lock, IntegratorCMState),
+        VMSTATE_UINT32(cm_auxosc, IntegratorCMState),
+        VMSTATE_UINT32(cm_sdram, IntegratorCMState),
+        VMSTATE_UINT32(cm_init, IntegratorCMState),
+        VMSTATE_UINT32(cm_flags, IntegratorCMState),
+        VMSTATE_UINT32(cm_nvflags, IntegratorCMState),
+        VMSTATE_UINT32(int_level, IntegratorCMState),
+        VMSTATE_UINT32(irq_enabled, IntegratorCMState),
+        VMSTATE_UINT32(fiq_enabled, IntegratorCMState),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 static uint64_t integratorcm_read(void *opaque, hwaddr offset,
                                   unsigned size)
 {
@@ -309,6 +329,18 @@ typedef struct icp_pic_state {
     qemu_irq parent_fiq;
 } icp_pic_state;
 
+static const VMStateDescription vmstate_icp_pic = {
+    .name = "icp_pic",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .fields      = (VMStateField[]) {
+        VMSTATE_UINT32(level, icp_pic_state),
+        VMSTATE_UINT32(irq_enabled, icp_pic_state),
+        VMSTATE_UINT32(fiq_enabled, icp_pic_state),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 static void icp_pic_update(icp_pic_state *s)
 {
     uint32_t flags;
@@ -438,6 +470,16 @@ typedef struct ICPCtrlRegsState {
 #define ICP_INTREG_WPROT        (1 << 0)
 #define ICP_INTREG_CARDIN       (1 << 3)
 
+static const VMStateDescription vmstate_icp_control = {
+    .name = "icp_control",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .fields      = (VMStateField[]) {
+        VMSTATE_UINT32(intreg_state, ICPCtrlRegsState),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 static uint64_t icp_control_read(void *opaque, hwaddr offset,
                                  unsigned size)
 {
@@ -535,27 +577,42 @@ static void integratorcp_init(MachineState *machine)
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
+    char **cpustr;
     ObjectClass *cpu_oc;
+    CPUClass *cc;
     Object *cpuobj;
     ARMCPU *cpu;
+    const char *typename;
     MemoryRegion *address_space_mem = get_system_memory();
     MemoryRegion *ram = g_new(MemoryRegion, 1);
     MemoryRegion *ram_alias = g_new(MemoryRegion, 1);
     qemu_irq pic[32];
     DeviceState *dev, *sic, *icp;
     int i;
+    Error *err = NULL;
 
     if (!cpu_model) {
         cpu_model = "arm926";
     }
 
-    cpu_oc = cpu_class_by_name(TYPE_ARM_CPU, cpu_model);
+    cpustr = g_strsplit(cpu_model, ",", 2);
+
+    cpu_oc = cpu_class_by_name(TYPE_ARM_CPU, cpustr[0]);
     if (!cpu_oc) {
         fprintf(stderr, "Unable to find CPU definition\n");
         exit(1);
     }
+    typename = object_class_get_name(cpu_oc);
 
-    cpuobj = object_new(object_class_get_name(cpu_oc));
+    cc = CPU_CLASS(cpu_oc);
+    cc->parse_features(typename, cpustr[1], &err);
+    g_strfreev(cpustr);
+    if (err) {
+        error_report_err(err);
+        exit(1);
+    }
+
+    cpuobj = object_new(typename);
 
     /* By default ARM1176 CPUs have EL3 enabled.  This board does not
      * currently support EL3 so the CPU EL3 property is disabled before
@@ -640,6 +697,21 @@ static void core_class_init(ObjectClass *klass, void *data)
 
     dc->props = core_properties;
     dc->realize = integratorcm_realize;
+    dc->vmsd = &vmstate_integratorcm;
+}
+
+static void icp_pic_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->vmsd = &vmstate_icp_pic;
+}
+
+static void icp_control_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->vmsd = &vmstate_icp_control;
 }
 
 static const TypeInfo core_info = {
@@ -655,6 +727,7 @@ static const TypeInfo icp_pic_info = {
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(icp_pic_state),
     .instance_init = icp_pic_init,
+    .class_init    = icp_pic_class_init,
 };
 
 static const TypeInfo icp_ctrl_regs_info = {
@@ -662,6 +735,7 @@ static const TypeInfo icp_ctrl_regs_info = {
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(ICPCtrlRegsState),
     .instance_init = icp_control_init,
+    .class_init    = icp_control_class_init,
 };
 
 static void integratorcp_register_types(void)
diff --git a/hw/arm/stellaris.c b/hw/arm/stellaris.c
index 794a3ada71..9edcd49740 100644
--- a/hw/arm/stellaris.c
+++ b/hw/arm/stellaris.c
@@ -21,6 +21,7 @@
 #include "exec/address-spaces.h"
 #include "sysemu/sysemu.h"
 #include "hw/char/pl011.h"
+#include "hw/misc/unimp.h"
 
 #define GPIO_A 0
 #define GPIO_B 1
@@ -1220,6 +1221,40 @@ static void stellaris_init(const char *kernel_filename, const char *cpu_model,
         0x40024000, 0x40025000, 0x40026000};
     static const int gpio_irq[7] = {0, 1, 2, 3, 4, 30, 31};
 
+    /* Memory map of SoC devices, from
+     * Stellaris LM3S6965 Microcontroller Data Sheet (rev I)
+     * http://www.ti.com/lit/ds/symlink/lm3s6965.pdf
+     *
+     * 40000000 wdtimer (unimplemented)
+     * 40002000 i2c (unimplemented)
+     * 40004000 GPIO
+     * 40005000 GPIO
+     * 40006000 GPIO
+     * 40007000 GPIO
+     * 40008000 SSI
+     * 4000c000 UART
+     * 4000d000 UART
+     * 4000e000 UART
+     * 40020000 i2c
+     * 40021000 i2c (unimplemented)
+     * 40024000 GPIO
+     * 40025000 GPIO
+     * 40026000 GPIO
+     * 40028000 PWM (unimplemented)
+     * 4002c000 QEI (unimplemented)
+     * 4002d000 QEI (unimplemented)
+     * 40030000 gptimer
+     * 40031000 gptimer
+     * 40032000 gptimer
+     * 40033000 gptimer
+     * 40038000 ADC
+     * 4003c000 analogue comparator (unimplemented)
+     * 40048000 ethernet
+     * 400fc000 hibernation module (unimplemented)
+     * 400fd000 flash memory control (unimplemented)
+     * 400fe000 system control
+     */
+
     DeviceState *gpio_dev[7], *nvic;
     qemu_irq gpio_in[7][8];
     qemu_irq gpio_out[7][8];
@@ -1370,6 +1405,19 @@ static void stellaris_init(const char *kernel_filename, const char *cpu_model,
             }
         }
     }
+
+    /* Add dummy regions for the devices we don't implement yet,
+     * so guest accesses don't cause unlogged crashes.
+     */
+    create_unimplemented_device("wdtimer", 0x40000000, 0x1000);
+    create_unimplemented_device("i2c-0", 0x40002000, 0x1000);
+    create_unimplemented_device("i2c-2", 0x40021000, 0x1000);
+    create_unimplemented_device("PWM", 0x40028000, 0x1000);
+    create_unimplemented_device("QEI-0", 0x4002c000, 0x1000);
+    create_unimplemented_device("QEI-1", 0x4002d000, 0x1000);
+    create_unimplemented_device("analogue-comparator", 0x4003c000, 0x1000);
+    create_unimplemented_device("hibernation", 0x400fc000, 0x1000);
+    create_unimplemented_device("flash-control", 0x400fd000, 0x1000);
 }
 
 /* FIXME: Figure out how to generate these from stellaris_boards.  */