Re: [Qemu-devel] [PATCH 29/38] hw/hppa: Implement DINO system board

[Igor Mammedov]

On Thu, 28 Dec 2017 22:31:36 -0800
Richard Henderson <address@hidden> wrote:

> 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 <address@hidden>
> [rth: Since it is all new code, squashed all branch development
> withing hw/hppa/ to a single patch.]
> Signed-off-by: Richard Henderson <address@hidden>
> ---
[...]

> diff --git a/hw/hppa/machine.c b/hw/hppa/machine.c
> index 4625e591ea..d491c2aeed 100644
> --- a/hw/hppa/machine.c
> +++ b/hw/hppa/machine.c
> @@ -1,5 +1,5 @@
>  /*
> - * QEMU HPPA hardware system emulator.
> + * QEMU HP-PARISC (HPPA) hardware system emulator.
>   * Copyright 2017 Helge Deller <address@hidden>
>   *
>   */
> @@ -17,12 +17,222 @@
>  #include "hw/ide.h"
>  #include "hw/timer/i8254.h"
>  #include "hw/char/serial.h"
> +#include "hw/hppa/hppa_sys.h"
>  #include "qemu/cutils.h"
>  #include "qapi/error.h"
>  
> +#define MAX_IDE_BUS 2
> +
> +static ISABus *hppa_isa_bus(void)
> +{
> +    ISABus *isa_bus;
> +    qemu_irq *isa_irqs;
> +    MemoryRegion *isa_region;
> +
> +    isa_region = g_new(MemoryRegion, 1);
> +    memory_region_init_io(isa_region, NULL, &hppa_pci_ignore_ops,
> +                          NULL, "isa-io", 0x800);
> +    memory_region_add_subregion(get_system_memory(), IDE_HPA,
> +                                isa_region);
> +
> +    isa_bus = isa_bus_new(NULL, get_system_memory(), isa_region,
> +                          &error_abort);
> +    isa_irqs = i8259_init(isa_bus,
> +                          /* qemu_allocate_irq(dino_set_isa_irq, s, 0)); */
> +                          NULL);
> +    isa_bus_irqs(isa_bus, isa_irqs);
> +
> +    return isa_bus;
> +}
> +
> +static uint64_t cpu_hppa_to_phys(void *opaque, uint64_t addr)
> +{
> +    addr &= (0x10000000 - 1);
> +    return addr;
> +}
>  
>  static void machine_hppa_init(MachineState *machine)
>  {
> +    ram_addr_t ram_size = machine->ram_size;
> +    const char *cpu_model
> +        = machine->cpu_model ? machine->cpu_model : "hppa1.1";
[...]

> +
> +    /* Create 1 cpu (for now).  */
> +    cpu0 = HPPA_CPU(cpu_generic_init(TYPE_HPPA_CPU, cpu_model));
[...]

Please don't use cpu_model in board code, use cpu_type instead.
See 5daab28e as example