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[PATCH v6 35/79] arm/xilinx_zynq: use memdev for RAM
From: |
Igor Mammedov |
Subject: |
[PATCH v6 35/79] arm/xilinx_zynq: use memdev for RAM |
Date: |
Wed, 19 Feb 2020 11:09:09 -0500 |
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 <address@hidden>
Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
Reviewed-by: Alistair Francis <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
---
hw/arm/xilinx_zynq.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/hw/arm/xilinx_zynq.c b/hw/arm/xilinx_zynq.c
index f548c44fbd..3d439a45d5 100644
--- a/hw/arm/xilinx_zynq.c
+++ b/hw/arm/xilinx_zynq.c
@@ -160,7 +160,6 @@ static void zynq_init(MachineState *machine)
{
ARMCPU *cpu;
MemoryRegion *address_space_mem = get_system_memory();
- MemoryRegion *ext_ram = g_new(MemoryRegion, 1);
MemoryRegion *ocm_ram = g_new(MemoryRegion, 1);
DeviceState *dev;
SysBusDevice *busdev;
@@ -190,9 +189,7 @@ static void zynq_init(MachineState *machine)
object_property_set_bool(OBJECT(cpu), true, "realized", &error_fatal);
/* DDR remapped to address zero. */
- memory_region_allocate_system_memory(ext_ram, NULL, "zynq.ext_ram",
- machine->ram_size);
- memory_region_add_subregion(address_space_mem, 0, ext_ram);
+ memory_region_add_subregion(address_space_mem, 0, machine->ram);
/* 256K of on-chip memory */
memory_region_init_ram(ocm_ram, NULL, "zynq.ocm_ram", 256 * KiB,
@@ -318,6 +315,7 @@ static void zynq_machine_init(MachineClass *mc)
mc->no_sdcard = 1;
mc->ignore_memory_transaction_failures = true;
mc->default_cpu_type = ARM_CPU_TYPE_NAME("cortex-a9");
+ mc->default_ram_id = "zynq.ext_ram";
}
DEFINE_MACHINE("xilinx-zynq-a9", zynq_machine_init)
--
2.18.1
- [PATCH v6 24/79] arm/musicpal: use memdev for RAM, (continued)
- [PATCH v6 24/79] arm/musicpal: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 23/79] arm/mps2: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 25/79] arm/nseries: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 26/79] arm/omap_sx1: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 28/79] arm/sabrelite: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 29/79] arm/raspi: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 31/79] arm/versatilepb: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 27/79] arm/palm: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 33/79] arm/virt: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 32/79] arm/vexpress: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 35/79] arm/xilinx_zynq: use memdev for RAM,
Igor Mammedov <=
- [PATCH v6 34/79] arm/xilinx_zynq: drop RAM size fixup, Igor Mammedov, 2020/02/19
- [PATCH v6 39/79] null-machine: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 30/79] arm/sbsa-ref: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 36/79] arm/xlnx-versal-virt: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 38/79] s390x/s390-virtio-ccw: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 11/79] arm/collie: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 37/79] arm/xlnx-zcu102: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 40/79] cris/axis_dev88: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 42/79] x86/microvm: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 43/79] x86/pc: use memdev for RAM, Igor Mammedov, 2020/02/19