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[PATCH v4 35/80] arm/xilinx_zynq: use memdev for RAM
From: |
Igor Mammedov |
Subject: |
[PATCH v4 35/80] arm/xilinx_zynq: use memdev for RAM |
Date: |
Fri, 31 Jan 2020 16:09:05 +0100 |
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>
---
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 df950fc..0ef9688 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)
--
2.7.4
- [PATCH v4 27/80] arm/palm: use memdev for RAM, (continued)
- [PATCH v4 27/80] arm/palm: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 21/80] arm/mcimx7d-sabre: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 24/80] arm/musicpal: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 28/80] arm/raspi: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 29/80] arm/sabrelite: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 22/80] arm/mps2-tz: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 32/80] arm/vexpress: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 30/80] arm/sbsa-ref: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 31/80] arm/versatilepb: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 36/80] arm/xlnx-versal-virt: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 35/80] arm/xilinx_zynq: use memdev for RAM,
Igor Mammedov <=
- [PATCH v4 37/80] arm/xlnx-zcu102: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 33/80] arm/virt: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 39/80] null-machine: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 34/80] arm/xilinx_zynq: drop RAM size fixup, Igor Mammedov, 2020/01/31
- [PATCH v4 38/80] s390x/s390-virtio-ccw: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 40/80] cris/axis_dev88: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 41/80] hppa: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 42/80] x86/microvm: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 43/80] x86/pc: use memdev for RAM, Igor Mammedov, 2020/01/31
- [PATCH v4 45/80] lm32/milkymist: use memdev for RAM, Igor Mammedov, 2020/01/31