diff options
author | Paolo Bonzini <pbonzini@redhat.com> | 2013-02-05 16:12:12 +0100 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-04-08 18:13:16 +0200 |
commit | 7702e47c21e9e7c9962a25de03caa999ea4cd2ea (patch) | |
tree | 743d21340fcd4e45df99c61c875bfbf9a3eb56cb /hw/sbi.c | |
parent | d2c0bd845847820e4abd99638aa2e9b90611a5bf (diff) |
hw: move interrupt controllers to hw/intc/, configure with default-configs/
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/sbi.c')
-rw-r--r-- | hw/sbi.c | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/hw/sbi.c b/hw/sbi.c deleted file mode 100644 index 8795749de8..0000000000 --- a/hw/sbi.c +++ /dev/null @@ -1,156 +0,0 @@ -/* - * QEMU Sparc SBI interrupt controller emulation - * - * Based on slavio_intctl, copyright (c) 2003-2005 Fabrice Bellard - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "hw/sysbus.h" - -//#define DEBUG_IRQ - -#ifdef DEBUG_IRQ -#define DPRINTF(fmt, ...) \ - do { printf("IRQ: " fmt , ## __VA_ARGS__); } while (0) -#else -#define DPRINTF(fmt, ...) -#endif - -#define MAX_CPUS 16 - -#define SBI_NREGS 16 - -typedef struct SBIState { - SysBusDevice busdev; - MemoryRegion iomem; - uint32_t regs[SBI_NREGS]; - uint32_t intreg_pending[MAX_CPUS]; - qemu_irq cpu_irqs[MAX_CPUS]; - uint32_t pil_out[MAX_CPUS]; -} SBIState; - -#define SBI_SIZE (SBI_NREGS * 4) - -static void sbi_set_irq(void *opaque, int irq, int level) -{ -} - -static uint64_t sbi_mem_read(void *opaque, hwaddr addr, - unsigned size) -{ - SBIState *s = opaque; - uint32_t saddr, ret; - - saddr = addr >> 2; - switch (saddr) { - default: - ret = s->regs[saddr]; - break; - } - DPRINTF("read system reg 0x" TARGET_FMT_plx " = %x\n", addr, ret); - - return ret; -} - -static void sbi_mem_write(void *opaque, hwaddr addr, - uint64_t val, unsigned dize) -{ - SBIState *s = opaque; - uint32_t saddr; - - saddr = addr >> 2; - DPRINTF("write system reg 0x" TARGET_FMT_plx " = %x\n", addr, (int)val); - switch (saddr) { - default: - s->regs[saddr] = val; - break; - } -} - -static const MemoryRegionOps sbi_mem_ops = { - .read = sbi_mem_read, - .write = sbi_mem_write, - .endianness = DEVICE_NATIVE_ENDIAN, - .valid = { - .min_access_size = 4, - .max_access_size = 4, - }, -}; - -static const VMStateDescription vmstate_sbi = { - .name ="sbi", - .version_id = 1, - .minimum_version_id = 1, - .minimum_version_id_old = 1, - .fields = (VMStateField []) { - VMSTATE_UINT32_ARRAY(intreg_pending, SBIState, MAX_CPUS), - VMSTATE_END_OF_LIST() - } -}; - -static void sbi_reset(DeviceState *d) -{ - SBIState *s = container_of(d, SBIState, busdev.qdev); - unsigned int i; - - for (i = 0; i < MAX_CPUS; i++) { - s->intreg_pending[i] = 0; - } -} - -static int sbi_init1(SysBusDevice *dev) -{ - SBIState *s = FROM_SYSBUS(SBIState, dev); - unsigned int i; - - qdev_init_gpio_in(&dev->qdev, sbi_set_irq, 32 + MAX_CPUS); - for (i = 0; i < MAX_CPUS; i++) { - sysbus_init_irq(dev, &s->cpu_irqs[i]); - } - - memory_region_init_io(&s->iomem, &sbi_mem_ops, s, "sbi", SBI_SIZE); - sysbus_init_mmio(dev, &s->iomem); - - return 0; -} - -static void sbi_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); - - k->init = sbi_init1; - dc->reset = sbi_reset; - dc->vmsd = &vmstate_sbi; -} - -static const TypeInfo sbi_info = { - .name = "sbi", - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(SBIState), - .class_init = sbi_class_init, -}; - -static void sbi_register_types(void) -{ - type_register_static(&sbi_info); -} - -type_init(sbi_register_types) |