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hw/i386/pc: Initialize ram_memory variable directly

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Going through pc_memory_init() seems quite complicated for a simple
assignment.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230213162004.2797-7-shentey@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Bernhard Beschow 2023-02-13 17:20:01 +01:00 committed by Michael S. Tsirkin
parent 8631743c09
commit f9fddaf7ce
4 changed files with 4 additions and 9 deletions
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2
hw/i386/pc.c
View file

@ -952,7 +952,6 @@ static hwaddr pc_max_used_gpa(PCMachineState *pcms, uint64_t pci_hole64_size)
void pc_memory_init(PCMachineState *pcms,
MemoryRegion *system_memory,
MemoryRegion *rom_memory,
MemoryRegion **ram_memory,
uint64_t pci_hole64_size)
{
int linux_boot, i;
@ -1010,7 +1009,6 @@ void pc_memory_init(PCMachineState *pcms,
* Split single memory region and use aliases to address portions of it,
* done for backwards compatibility with older qemus.
*/
*ram_memory = machine->ram;
ram_below_4g = g_malloc(sizeof(*ram_below_4g));
memory_region_init_alias(ram_below_4g, NULL, "ram-below-4g", machine->ram,
0, x86ms->below_4g_mem_size);

4
hw/i386/pc_piix.c
View file

@ -144,6 +144,7 @@ static void pc_init1(MachineState *machine,
if (xen_enabled()) {
xen_hvm_init_pc(pcms, &ram_memory);
} else {
ram_memory = machine->ram;
if (!pcms->max_ram_below_4g) {
pcms->max_ram_below_4g = 0xe0000000; /* default: 3.5G */
}
@ -206,8 +207,7 @@ static void pc_init1(MachineState *machine,
/* allocate ram and load rom/bios */
if (!xen_enabled()) {
pc_memory_init(pcms, system_memory,
rom_memory, &ram_memory, hole64_size);
pc_memory_init(pcms, system_memory, rom_memory, hole64_size);
} else {
pc_system_flash_cleanup_unused(pcms);
if (machine->kernel_filename != NULL) {

6
hw/i386/pc_q35.c
View file

@ -130,7 +130,6 @@ static void pc_q35_init(MachineState *machine)
MemoryRegion *system_io = get_system_io();
MemoryRegion *pci_memory;
MemoryRegion *rom_memory;
MemoryRegion *ram_memory;
GSIState *gsi_state;
ISABus *isa_bus;
int i;
@ -216,12 +215,11 @@ static void pc_q35_init(MachineState *machine)
}
/* allocate ram and load rom/bios */
pc_memory_init(pcms, system_memory, rom_memory, &ram_memory,
pci_hole64_size);
pc_memory_init(pcms, system_memory, rom_memory, pci_hole64_size);
object_property_add_child(OBJECT(machine), "q35", OBJECT(q35_host));
object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_RAM_MEM,
OBJECT(ram_memory), NULL);
OBJECT(machine->ram), NULL);
object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_PCI_MEM,
OBJECT(pci_memory), NULL);
object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_SYSTEM_MEM,

1
include/hw/i386/pc.h
View file

@ -162,7 +162,6 @@ void xen_load_linux(PCMachineState *pcms);
void pc_memory_init(PCMachineState *pcms,
MemoryRegion *system_memory,
MemoryRegion *rom_memory,
MemoryRegion **ram_memory,
uint64_t pci_hole64_size);
uint64_t pc_pci_hole64_start(void);
DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);