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[PULL 039/136] null-machine: use memdev for RAM
From: |
Paolo Bonzini |
Subject: |
[PULL 039/136] null-machine: use memdev for RAM |
Date: |
Tue, 25 Feb 2020 12:49:29 +0100 |
From: Igor Mammedov <address@hidden>
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: Richard Henderson <address@hidden>
Message-Id: <address@hidden>
---
hw/core/null-machine.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/hw/core/null-machine.c b/hw/core/null-machine.c
index 1aa0a9a..cb47d9d 100644
--- a/hw/core/null-machine.c
+++ b/hw/core/null-machine.c
@@ -32,11 +32,8 @@ static void machine_none_init(MachineState *mch)
}
/* RAM at address zero */
- if (mch->ram_size) {
- MemoryRegion *ram = g_new(MemoryRegion, 1);
-
- memory_region_allocate_system_memory(ram, NULL, "ram", mch->ram_size);
- memory_region_add_subregion(get_system_memory(), 0, ram);
+ if (mch->ram) {
+ memory_region_add_subregion(get_system_memory(), 0, mch->ram);
}
if (mch->kernel_filename) {
@@ -52,6 +49,7 @@ static void machine_none_machine_init(MachineClass *mc)
mc->init = machine_none_init;
mc->max_cpus = 1;
mc->default_ram_size = 0;
+ mc->default_ram_id = "ram";
}
DEFINE_MACHINE("none", machine_none_machine_init)
--
1.8.3.1
- [PULL 024/136] arm/musicpal: use memdev for RAM, (continued)
- [PULL 024/136] arm/musicpal: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 019/136] arm/kzm: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 020/136] arm/mcimx6ul-evk: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 021/136] arm/mcimx7d-sabre: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 028/136] arm/sabrelite: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 032/136] arm/vexpress: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 026/136] arm/omap_sx1: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 031/136] arm/versatilepb: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 029/136] arm/raspi: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 035/136] arm/xilinx_zynq: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 039/136] null-machine: use memdev for RAM,
Paolo Bonzini <=
- [PULL 034/136] arm/xilinx_zynq: drop RAM size fixup, Paolo Bonzini, 2020/02/25
- [PULL 038/136] s390x/s390-virtio-ccw: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 033/136] arm/virt: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 030/136] arm/sbsa-ref: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 042/136] x86/microvm: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 044/136] lm32/lm32_boards: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 037/136] arm/xlnx-zcu102: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 041/136] hppa: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 043/136] x86/pc: use memdev for RAM, Paolo Bonzini, 2020/02/25
- [PULL 036/136] arm/xlnx-versal-virt: use memdev for RAM, Paolo Bonzini, 2020/02/25