a9mpcore.c (e0175b71638cf4398903c0d25f93fe62e0606389) a9mpcore.c (db873cc5d1a4aaa67eea87768d504b2f89d88738)
1/*
2 * Cortex-A9MPCore internal peripheral emulation.
3 *
4 * Copyright (c) 2009 CodeSourcery.
5 * Copyright (c) 2011 Linaro Limited.
6 * Written by Paul Brook, Peter Maydell.
7 *
8 * This code is licensed under the GPL.

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27
28static void a9mp_priv_initfn(Object *obj)
29{
30 A9MPPrivState *s = A9MPCORE_PRIV(obj);
31
32 memory_region_init(&s->container, obj, "a9mp-priv-container", 0x2000);
33 sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->container);
34
1/*
2 * Cortex-A9MPCore internal peripheral emulation.
3 *
4 * Copyright (c) 2009 CodeSourcery.
5 * Copyright (c) 2011 Linaro Limited.
6 * Written by Paul Brook, Peter Maydell.
7 *
8 * This code is licensed under the GPL.

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27
28static void a9mp_priv_initfn(Object *obj)
29{
30 A9MPPrivState *s = A9MPCORE_PRIV(obj);
31
32 memory_region_init(&s->container, obj, "a9mp-priv-container", 0x2000);
33 sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->container);
34
35 sysbus_init_child_obj(obj, "scu", &s->scu, sizeof(s->scu), TYPE_A9_SCU);
35 object_initialize_child(obj, "scu", &s->scu, TYPE_A9_SCU);
36
36
37 sysbus_init_child_obj(obj, "gic", &s->gic, sizeof(s->gic), TYPE_ARM_GIC);
37 object_initialize_child(obj, "gic", &s->gic, TYPE_ARM_GIC);
38
38
39 sysbus_init_child_obj(obj, "gtimer", &s->gtimer, sizeof(s->gtimer),
40 TYPE_A9_GTIMER);
39 object_initialize_child(obj, "gtimer", &s->gtimer, TYPE_A9_GTIMER);
41
40
42 sysbus_init_child_obj(obj, "mptimer", &s->mptimer, sizeof(s->mptimer),
43 TYPE_ARM_MPTIMER);
41 object_initialize_child(obj, "mptimer", &s->mptimer, TYPE_ARM_MPTIMER);
44
42
45 sysbus_init_child_obj(obj, "wdt", &s->wdt, sizeof(s->wdt),
46 TYPE_ARM_MPTIMER);
43 object_initialize_child(obj, "wdt", &s->wdt, TYPE_ARM_MPTIMER);
47}
48
49static void a9mp_priv_realize(DeviceState *dev, Error **errp)
50{
51 SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
52 A9MPPrivState *s = A9MPCORE_PRIV(dev);
53 DeviceState *scudev, *gicdev, *gtimerdev, *mptimerdev, *wdtdev;
54 SysBusDevice *scubusdev, *gicbusdev, *gtimerbusdev, *mptimerbusdev,
55 *wdtbusdev;
56 Error *err = NULL;
57 int i;
58 bool has_el3;
59 Object *cpuobj;
60
61 scudev = DEVICE(&s->scu);
62 qdev_prop_set_uint32(scudev, "num-cpu", s->num_cpu);
44}
45
46static void a9mp_priv_realize(DeviceState *dev, Error **errp)
47{
48 SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
49 A9MPPrivState *s = A9MPCORE_PRIV(dev);
50 DeviceState *scudev, *gicdev, *gtimerdev, *mptimerdev, *wdtdev;
51 SysBusDevice *scubusdev, *gicbusdev, *gtimerbusdev, *mptimerbusdev,
52 *wdtbusdev;
53 Error *err = NULL;
54 int i;
55 bool has_el3;
56 Object *cpuobj;
57
58 scudev = DEVICE(&s->scu);
59 qdev_prop_set_uint32(scudev, "num-cpu", s->num_cpu);
63 object_property_set_bool(OBJECT(&s->scu), true, "realized", &err);
60 sysbus_realize(SYS_BUS_DEVICE(&s->scu), &err);
64 if (err != NULL) {
65 error_propagate(errp, err);
66 return;
67 }
68 scubusdev = SYS_BUS_DEVICE(&s->scu);
69
70 gicdev = DEVICE(&s->gic);
71 qdev_prop_set_uint32(gicdev, "num-cpu", s->num_cpu);

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76 /* Make the GIC's TZ support match the CPUs. We assume that
77 * either all the CPUs have TZ, or none do.
78 */
79 cpuobj = OBJECT(qemu_get_cpu(0));
80 has_el3 = object_property_find(cpuobj, "has_el3", NULL) &&
81 object_property_get_bool(cpuobj, "has_el3", &error_abort);
82 qdev_prop_set_bit(gicdev, "has-security-extensions", has_el3);
83
61 if (err != NULL) {
62 error_propagate(errp, err);
63 return;
64 }
65 scubusdev = SYS_BUS_DEVICE(&s->scu);
66
67 gicdev = DEVICE(&s->gic);
68 qdev_prop_set_uint32(gicdev, "num-cpu", s->num_cpu);

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73 /* Make the GIC's TZ support match the CPUs. We assume that
74 * either all the CPUs have TZ, or none do.
75 */
76 cpuobj = OBJECT(qemu_get_cpu(0));
77 has_el3 = object_property_find(cpuobj, "has_el3", NULL) &&
78 object_property_get_bool(cpuobj, "has_el3", &error_abort);
79 qdev_prop_set_bit(gicdev, "has-security-extensions", has_el3);
80
84 object_property_set_bool(OBJECT(&s->gic), true, "realized", &err);
81 sysbus_realize(SYS_BUS_DEVICE(&s->gic), &err);
85 if (err != NULL) {
86 error_propagate(errp, err);
87 return;
88 }
89 gicbusdev = SYS_BUS_DEVICE(&s->gic);
90
91 /* Pass through outbound IRQ lines from the GIC */
92 sysbus_pass_irq(sbd, gicbusdev);
93
94 /* Pass through inbound GPIO lines to the GIC */
95 qdev_init_gpio_in(dev, a9mp_priv_set_irq, s->num_irq - 32);
96
97 gtimerdev = DEVICE(&s->gtimer);
98 qdev_prop_set_uint32(gtimerdev, "num-cpu", s->num_cpu);
82 if (err != NULL) {
83 error_propagate(errp, err);
84 return;
85 }
86 gicbusdev = SYS_BUS_DEVICE(&s->gic);
87
88 /* Pass through outbound IRQ lines from the GIC */
89 sysbus_pass_irq(sbd, gicbusdev);
90
91 /* Pass through inbound GPIO lines to the GIC */
92 qdev_init_gpio_in(dev, a9mp_priv_set_irq, s->num_irq - 32);
93
94 gtimerdev = DEVICE(&s->gtimer);
95 qdev_prop_set_uint32(gtimerdev, "num-cpu", s->num_cpu);
99 object_property_set_bool(OBJECT(&s->gtimer), true, "realized", &err);
96 sysbus_realize(SYS_BUS_DEVICE(&s->gtimer), &err);
100 if (err != NULL) {
101 error_propagate(errp, err);
102 return;
103 }
104 gtimerbusdev = SYS_BUS_DEVICE(&s->gtimer);
105
106 mptimerdev = DEVICE(&s->mptimer);
107 qdev_prop_set_uint32(mptimerdev, "num-cpu", s->num_cpu);
97 if (err != NULL) {
98 error_propagate(errp, err);
99 return;
100 }
101 gtimerbusdev = SYS_BUS_DEVICE(&s->gtimer);
102
103 mptimerdev = DEVICE(&s->mptimer);
104 qdev_prop_set_uint32(mptimerdev, "num-cpu", s->num_cpu);
108 object_property_set_bool(OBJECT(&s->mptimer), true, "realized", &err);
105 sysbus_realize(SYS_BUS_DEVICE(&s->mptimer), &err);
109 if (err != NULL) {
110 error_propagate(errp, err);
111 return;
112 }
113 mptimerbusdev = SYS_BUS_DEVICE(&s->mptimer);
114
115 wdtdev = DEVICE(&s->wdt);
116 qdev_prop_set_uint32(wdtdev, "num-cpu", s->num_cpu);
106 if (err != NULL) {
107 error_propagate(errp, err);
108 return;
109 }
110 mptimerbusdev = SYS_BUS_DEVICE(&s->mptimer);
111
112 wdtdev = DEVICE(&s->wdt);
113 qdev_prop_set_uint32(wdtdev, "num-cpu", s->num_cpu);
117 object_property_set_bool(OBJECT(&s->wdt), true, "realized", &err);
114 sysbus_realize(SYS_BUS_DEVICE(&s->wdt), &err);
118 if (err != NULL) {
119 error_propagate(errp, err);
120 return;
121 }
122 wdtbusdev = SYS_BUS_DEVICE(&s->wdt);
123
124 /* Memory map (addresses are offsets from PERIPHBASE):
125 * 0x0000-0x00ff -- Snoop Control Unit

--- 73 unchanged lines hidden --- 		115 if (err != NULL) {
116 error_propagate(errp, err);
117 return;
118 }
119 wdtbusdev = SYS_BUS_DEVICE(&s->wdt);
120
121 /* Memory map (addresses are offsets from PERIPHBASE):
122 * 0x0000-0x00ff -- Snoop Control Unit

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