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[PATCH v6 17/79] arm/integratorcp: use memdev for RAM
From: |
Igor Mammedov |
Subject: |
[PATCH v6 17/79] arm/integratorcp: use memdev for RAM |
Date: |
Wed, 19 Feb 2020 11:08:51 -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: Andrew Jones <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
---
CC: address@hidden
---
hw/arm/integratorcp.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/hw/arm/integratorcp.c b/hw/arm/integratorcp.c
index 0cd94d9f09..cc845b8534 100644
--- a/hw/arm/integratorcp.c
+++ b/hw/arm/integratorcp.c
@@ -585,7 +585,6 @@ static void integratorcp_init(MachineState *machine)
Object *cpuobj;
ARMCPU *cpu;
MemoryRegion *address_space_mem = get_system_memory();
- MemoryRegion *ram = g_new(MemoryRegion, 1);
MemoryRegion *ram_alias = g_new(MemoryRegion, 1);
qemu_irq pic[32];
DeviceState *dev, *sic, *icp;
@@ -605,14 +604,13 @@ static void integratorcp_init(MachineState *machine)
cpu = ARM_CPU(cpuobj);
- memory_region_allocate_system_memory(ram, NULL, "integrator.ram",
- ram_size);
/* ??? On a real system the first 1Mb is mapped as SSRAM or boot flash. */
/* ??? RAM should repeat to fill physical memory space. */
/* SDRAM at address zero*/
- memory_region_add_subregion(address_space_mem, 0, ram);
+ memory_region_add_subregion(address_space_mem, 0, machine->ram);
/* And again at address 0x80000000 */
- memory_region_init_alias(ram_alias, NULL, "ram.alias", ram, 0, ram_size);
+ memory_region_init_alias(ram_alias, NULL, "ram.alias", machine->ram,
+ 0, ram_size);
memory_region_add_subregion(address_space_mem, 0x80000000, ram_alias);
dev = qdev_create(NULL, TYPE_INTEGRATOR_CM);
@@ -660,6 +658,7 @@ static void integratorcp_machine_init(MachineClass *mc)
mc->init = integratorcp_init;
mc->ignore_memory_transaction_failures = true;
mc->default_cpu_type = ARM_CPU_TYPE_NAME("arm926");
+ mc->default_ram_id = "integrator.ram";
}
DEFINE_MACHINE("integratorcp", integratorcp_machine_init)
--
2.18.1
- [PATCH v6 03/79] machine: alias -mem-path and -mem-prealloc into memory-foo backend, (continued)
- [PATCH v6 03/79] machine: alias -mem-path and -mem-prealloc into memory-foo backend, Igor Mammedov, 2020/02/19
- [PATCH v6 04/79] machine: introduce convenience MachineState::ram, Igor Mammedov, 2020/02/19
- [PATCH v6 10/79] arm/aspeed: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 07/79] vl.c: ensure that ram_size matches size of machine.memory-backend, Igor Mammedov, 2020/02/19
- [PATCH v6 09/79] arm/aspeed: actually check RAM size, Igor Mammedov, 2020/02/19
- [PATCH v6 12/79] arm/cubieboard: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 13/79] arm/digic_boards: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 14/79] arm/highbank: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 16/79] arm/imx25_pdk: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 19/79] arm/kzm: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 17/79] arm/integratorcp: use memdev for RAM,
Igor Mammedov <=
- [PATCH v6 18/79] arm/kzm: drop RAM size fixup, Igor Mammedov, 2020/02/19
- [PATCH v6 15/79] arm/imx25_pdk: drop RAM size fixup, Igor Mammedov, 2020/02/19
- [PATCH v6 21/79] arm/mcimx7d-sabre: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 22/79] arm/mps2-tz: use memdev for RAM, Igor Mammedov, 2020/02/19
- [PATCH v6 20/79] arm/mcimx6ul-evk: use memdev for RAM, Igor Mammedov, 2020/02/19
- [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