From a4317ae8ba5e77f88a98d2509220ae5ce1565f6c Mon Sep 17 00:00:00 2001 From: Igor Mammedov Date: Wed, 19 Feb 2020 11:09:03 -0500 Subject: [PATCH] arm/raspi: use memdev for RAM MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Message-Id: <20200219160953.13771-30-imammedo@redhat.com> --- hw/arm/raspi.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/hw/arm/raspi.c b/hw/arm/raspi.c index 90ad9b8115..acd2bb794d 100644 --- a/hw/arm/raspi.c +++ b/hw/arm/raspi.c @@ -39,7 +39,6 @@ typedef struct RaspiMachineState { MachineState parent_obj; /*< public >*/ BCM283XState soc; - MemoryRegion ram; } RaspiMachineState; typedef struct RaspiMachineClass { @@ -277,16 +276,14 @@ static void raspi_machine_init(MachineState *machine) exit(1); } - /* Allocate and map RAM */ - memory_region_allocate_system_memory(&s->ram, OBJECT(machine), "ram", - machine->ram_size); /* FIXME: Remove when we have custom CPU address space support */ - memory_region_add_subregion_overlap(get_system_memory(), 0, &s->ram, 0); + memory_region_add_subregion_overlap(get_system_memory(), 0, + machine->ram, 0); /* Setup the SOC */ object_initialize_child(OBJECT(machine), "soc", &s->soc, sizeof(s->soc), board_soc_type(board_rev), &error_abort, NULL); - object_property_add_const_link(OBJECT(&s->soc), "ram", OBJECT(&s->ram), + object_property_add_const_link(OBJECT(&s->soc), "ram", OBJECT(machine->ram), &error_abort); object_property_set_int(OBJECT(&s->soc), board_rev, "board-rev", &error_abort); @@ -324,6 +321,7 @@ static void raspi_machine_class_init(ObjectClass *oc, void *data) mc->no_cdrom = 1; mc->default_cpus = mc->min_cpus = mc->max_cpus = cores_count(board_rev); mc->default_ram_size = board_ram_size(board_rev); + mc->default_ram_id = "ram"; if (board_version(board_rev) == 2) { mc->ignore_memory_transaction_failures = true; }