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authorPaolo Bonzini <pbonzini@redhat.com>2013-04-03 18:06:08 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2013-04-08 18:13:16 +0200
commite28bee8ee654b81f4688a505e56ade0692174b5c (patch)
tree10957fa9975ffda17a02c1001c10656044830892 /hw/a9scu.c
parent914e29d28052dbe5a4f41b71eaf8c7bb19ac0929 (diff)
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hw: move other devices to hw/misc/, configure with default-configs/
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/a9scu.c')
-rw-r--r--hw/a9scu.c164
1 files changed, 0 insertions, 164 deletions
diff --git a/hw/a9scu.c b/hw/a9scu.c
deleted file mode 100644
index 05897c2..0000000
--- a/hw/a9scu.c
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
- * Cortex-A9MPCore Snoop Control Unit (SCU) emulation.
- *
- * Copyright (c) 2009 CodeSourcery.
- * Copyright (c) 2011 Linaro Limited.
- * Written by Paul Brook, Peter Maydell.
- *
- * This code is licensed under the GPL.
- */
-
-#include "hw/sysbus.h"
-
-/* A9MP private memory region. */
-
-typedef struct A9SCUState {
- SysBusDevice busdev;
- MemoryRegion iomem;
- uint32_t control;
- uint32_t status;
- uint32_t num_cpu;
-} A9SCUState;
-
-#define TYPE_A9_SCU "a9-scu"
-#define A9_SCU(obj) OBJECT_CHECK(A9SCUState, (obj), TYPE_A9_SCU)
-
-static uint64_t a9_scu_read(void *opaque, hwaddr offset,
- unsigned size)
-{
- A9SCUState *s = (A9SCUState *)opaque;
- switch (offset) {
- case 0x00: /* Control */
- return s->control;
- case 0x04: /* Configuration */
- return (((1 << s->num_cpu) - 1) << 4) | (s->num_cpu - 1);
- case 0x08: /* CPU Power Status */
- return s->status;
- case 0x09: /* CPU status. */
- return s->status >> 8;
- case 0x0a: /* CPU status. */
- return s->status >> 16;
- case 0x0b: /* CPU status. */
- return s->status >> 24;
- case 0x0c: /* Invalidate All Registers In Secure State */
- return 0;
- case 0x40: /* Filtering Start Address Register */
- case 0x44: /* Filtering End Address Register */
- /* RAZ/WI, like an implementation with only one AXI master */
- return 0;
- case 0x50: /* SCU Access Control Register */
- case 0x54: /* SCU Non-secure Access Control Register */
- /* unimplemented, fall through */
- default:
- return 0;
- }
-}
-
-static void a9_scu_write(void *opaque, hwaddr offset,
- uint64_t value, unsigned size)
-{
- A9SCUState *s = (A9SCUState *)opaque;
- uint32_t mask;
- uint32_t shift;
- switch (size) {
- case 1:
- mask = 0xff;
- break;
- case 2:
- mask = 0xffff;
- break;
- case 4:
- mask = 0xffffffff;
- break;
- default:
- fprintf(stderr, "Invalid size %u in write to a9 scu register %x\n",
- size, (unsigned)offset);
- return;
- }
-
- switch (offset) {
- case 0x00: /* Control */
- s->control = value & 1;
- break;
- case 0x4: /* Configuration: RO */
- break;
- case 0x08: case 0x09: case 0x0A: case 0x0B: /* Power Control */
- shift = (offset - 0x8) * 8;
- s->status &= ~(mask << shift);
- s->status |= ((value & mask) << shift);
- break;
- case 0x0c: /* Invalidate All Registers In Secure State */
- /* no-op as we do not implement caches */
- break;
- case 0x40: /* Filtering Start Address Register */
- case 0x44: /* Filtering End Address Register */
- /* RAZ/WI, like an implementation with only one AXI master */
- break;
- case 0x50: /* SCU Access Control Register */
- case 0x54: /* SCU Non-secure Access Control Register */
- /* unimplemented, fall through */
- default:
- break;
- }
-}
-
-static const MemoryRegionOps a9_scu_ops = {
- .read = a9_scu_read,
- .write = a9_scu_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void a9_scu_reset(DeviceState *dev)
-{
- A9SCUState *s = A9_SCU(dev);
- s->control = 0;
-}
-
-static void a9_scu_realize(DeviceState *dev, Error ** errp)
-{
- A9SCUState *s = A9_SCU(dev);
- SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
-
- memory_region_init_io(&s->iomem, &a9_scu_ops, s, "a9-scu", 0x100);
- sysbus_init_mmio(sbd, &s->iomem);
-}
-
-static const VMStateDescription vmstate_a9_scu = {
- .name = "a9-scu",
- .version_id = 1,
- .minimum_version_id = 1,
- .fields = (VMStateField[]) {
- VMSTATE_UINT32(control, A9SCUState),
- VMSTATE_UINT32(status, A9SCUState),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static Property a9_scu_properties[] = {
- DEFINE_PROP_UINT32("num-cpu", A9SCUState, num_cpu, 1),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void a9_scu_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- dc->realize = a9_scu_realize;
- dc->props = a9_scu_properties;
- dc->vmsd = &vmstate_a9_scu;
- dc->reset = a9_scu_reset;
-}
-
-static const TypeInfo a9_scu_info = {
- .name = TYPE_A9_SCU,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(A9SCUState),
- .class_init = a9_scu_class_init,
-};
-
-static void a9mp_register_types(void)
-{
- type_register_static(&a9_scu_info);
-}
-
-type_init(a9mp_register_types)