Hi Helge, Richard,
On Tue, Jan 30, 2018 at 5:48 AM Richard Henderson
<richard.hender...@linaro.org> wrote:
>
> From: Helge Deller <del...@gmx.de>
>
> Now that we have the prerequisites in target/hppa/,
> implement the hardware for a PA7100LC.
>
> This also enables build for hppa-softmmu.
>
> Signed-off-by: Helge Deller <del...@gmx.de>
> [rth: Since it is all new code, squashed all branch development
> withing hw/hppa/ to a single patch.]
> Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
> ---
> Makefile.objs | 1 +
> hw/hppa/hppa_hardware.h | 40 +++
> hw/hppa/hppa_sys.h | 24 ++
> hw/hppa/dino.c | 518
> +++++++++++++++++++++++++++++++++++++++
> hw/hppa/machine.c | 247 ++++++++++++++++++-
> hw/hppa/pci.c | 90 +++++++
> default-configs/hppa-softmmu.mak | 14 ++
> hw/hppa/Makefile.objs | 2 +-
> hw/hppa/trace-events | 4 +
> 9 files changed, 938 insertions(+), 2 deletions(-)
> create mode 100644 hw/hppa/hppa_hardware.h
> create mode 100644 hw/hppa/hppa_sys.h
> create mode 100644 hw/hppa/dino.c
> create mode 100644 hw/hppa/pci.c
> create mode 100644 default-configs/hppa-softmmu.mak
> create mode 100644 hw/hppa/trace-events
> +PCIBus *dino_init(MemoryRegion *addr_space,
> + qemu_irq *p_rtc_irq, qemu_irq *p_ser_irq)
> +{
> + DeviceState *dev;
> + DinoState *s;
> + PCIBus *b;
> + int i;
> +
> + dev = qdev_create(NULL, TYPE_DINO_PCI_HOST_BRIDGE);
> + s = DINO_PCI_HOST_BRIDGE(dev);
> +
> + /* Dino PCI access from main memory. */
> + memory_region_init_io(&s->this_mem, OBJECT(s), &dino_chip_ops,
> + s, "dino", 4096);
> + memory_region_add_subregion(addr_space, DINO_HPA, &s->this_mem);
> +
> + /* Dino PCI config. */
> + memory_region_init_io(&s->parent_obj.conf_mem, OBJECT(&s->parent_obj),
> + &pci_host_conf_be_ops, dev, "pci-conf-idx", 4);
> + memory_region_init_io(&s->parent_obj.data_mem, OBJECT(&s->parent_obj),
> + &dino_config_data_ops, dev, "pci-conf-data", 4);
> + memory_region_add_subregion(&s->this_mem, DINO_PCI_CONFIG_ADDR,
> + &s->parent_obj.conf_mem);
> + memory_region_add_subregion(&s->this_mem, DINO_CONFIG_DATA,
> + &s->parent_obj.data_mem);
> +
> + /* Dino PCI bus memory. */
> + memory_region_init(&s->pci_mem, OBJECT(s), "pci-memory", 1ull << 32);
> +
> + b = pci_register_root_bus(dev, "pci", dino_set_irq, dino_pci_map_irq, s,
> + &s->pci_mem, get_system_io(),
> + PCI_DEVFN(0, 0), 32, TYPE_PCI_BUS);
> + s->parent_obj.bus = b;
> + qdev_init_nofail(dev);
> +
> + /* Set up windows into PCI bus memory. */
> + for (i = 1; i < 31; i++) {
> + uint32_t addr = 0xf0000000 + i * DINO_MEM_CHUNK_SIZE;
> + char *name = g_strdup_printf("PCI Outbound Window %d", i);
> + memory_region_init_alias(&s->pci_mem_alias[i], OBJECT(s),
> + name, &s->pci_mem, addr,
> + DINO_MEM_CHUNK_SIZE);
Where are these aliases mapped?
> + }
> +
> + /* Set up PCI view of memory: Bus master address space. */
> + memory_region_init(&s->bm, OBJECT(s), "bm-dino", 1ull << 32);
> + memory_region_init_alias(&s->bm_ram_alias, OBJECT(s),
> + "bm-system", addr_space, 0,
> + 0xf0000000 + DINO_MEM_CHUNK_SIZE);
> + memory_region_init_alias(&s->bm_pci_alias, OBJECT(s),
> + "bm-pci", &s->pci_mem,
> + 0xf0000000 + DINO_MEM_CHUNK_SIZE,
> + 31 * DINO_MEM_CHUNK_SIZE);
> + memory_region_add_subregion(&s->bm, 0,
> + &s->bm_ram_alias);
> + memory_region_add_subregion(&s->bm,
> + 0xf0000000 + DINO_MEM_CHUNK_SIZE,
> + &s->bm_pci_alias);
> + address_space_init(&s->bm_as, &s->bm, "pci-bm");
> + pci_setup_iommu(b, dino_pcihost_set_iommu, s);
> +
> + *p_rtc_irq = qemu_allocate_irq(dino_set_timer_irq, s, 0);
> + *p_ser_irq = qemu_allocate_irq(dino_set_serial_irq, s, 0);
> +
> + return b;
> +}
