arm/sbsa-ref: use memdev for RAM

memory_region_allocate_system_memory() API is going away, so
replace it with memdev allocated MemoryRegion. The later is
initialized by generic code, so board only needs to opt in
to memdev scheme by providing
  MachineClass::default_ram_id
and using MachineState::ram instead of manually initializing
RAM memory region.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20200219160953.13771-31-imammedo@redhat.com>
This commit is contained in:
Igor Mammedov 2020-02-19 11:09:04 -05:00 committed by Patchew Importer
parent a4317ae8ba
commit 3818ed92dc

View file

@ -593,7 +593,6 @@ static void sbsa_ref_init(MachineState *machine)
MachineClass *mc = MACHINE_GET_CLASS(machine);
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *secure_sysmem = g_new(MemoryRegion, 1);
MemoryRegion *ram = g_new(MemoryRegion, 1);
bool firmware_loaded;
const CPUArchIdList *possible_cpus;
int n, sbsa_max_cpus;
@ -685,9 +684,8 @@ static void sbsa_ref_init(MachineState *machine)
object_unref(cpuobj);
}
memory_region_allocate_system_memory(ram, NULL, "sbsa-ref.ram",
machine->ram_size);
memory_region_add_subregion(sysmem, sbsa_ref_memmap[SBSA_MEM].base, ram);
memory_region_add_subregion(sysmem, sbsa_ref_memmap[SBSA_MEM].base,
machine->ram);
create_fdt(sms);
@ -785,6 +783,7 @@ static void sbsa_ref_class_init(ObjectClass *oc, void *data)
mc->block_default_type = IF_IDE;
mc->no_cdrom = 1;
mc->default_ram_size = 1 * GiB;
mc->default_ram_id = "sbsa-ref.ram";
mc->default_cpus = 4;
mc->possible_cpu_arch_ids = sbsa_ref_possible_cpu_arch_ids;
mc->cpu_index_to_instance_props = sbsa_ref_cpu_index_to_props;