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pc: Move {above,below}_4g_mem_size variables to PCMachineState 

This will make the info readily available for the other initialization
functions, and will allow us to simplify their argument list.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eduardo Habkost 2015-08-07 16:55:51 -03:00 committed by Michael S. Tsirkin
parent 62b160c02c
commit c0aa4e1ecb
3 changed files with 28 additions and 23 deletions
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26
hw/i386/pc_piix.c
View File

@ -82,7 +82,6 @@ static void pc_init1(MachineState *machine)
MemoryRegion *system_memory = get_system_memory(); MemoryRegion *system_memory = get_system_memory();
MemoryRegion *system_io = get_system_io(); MemoryRegion *system_io = get_system_io();
int i; int i;
ram_addr_t below_4g_mem_size, above_4g_mem_size;
PCIBus *pci_bus; PCIBus *pci_bus;
ISABus *isa_bus; ISABus *isa_bus;
PCII440FXState *i440fx_state; PCII440FXState *i440fx_state;
@ -128,14 +127,15 @@ static void pc_init1(MachineState *machine)
} }
if (machine->ram_size >= lowmem) { if (machine->ram_size >= lowmem) {
above_4g_mem_size = machine->ram_size - lowmem; pcms->above_4g_mem_size = machine->ram_size - lowmem;
below_4g_mem_size = lowmem; pcms->below_4g_mem_size = lowmem;
} else { } else {
above_4g_mem_size = 0; pcms->above_4g_mem_size = 0;
below_4g_mem_size = machine->ram_size; pcms->below_4g_mem_size = machine->ram_size;
} }
if (xen_enabled() && xen_hvm_init(&below_4g_mem_size, &above_4g_mem_size, if (xen_enabled() && xen_hvm_init(&pcms->below_4g_mem_size,
&pcms->above_4g_mem_size,
&ram_memory) != 0) { &ram_memory) != 0) {
fprintf(stderr, "xen hardware virtual machine initialisation failed\n"); fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
exit(1); exit(1);
@ -160,7 +160,8 @@ static void pc_init1(MachineState *machine)
rom_memory = system_memory; rom_memory = system_memory;
} }
guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size); guest_info = pc_guest_info_init(pcms->below_4g_mem_size,
pcms->above_4g_mem_size);
guest_info->has_acpi_build = has_acpi_build; guest_info->has_acpi_build = has_acpi_build;
guest_info->legacy_acpi_table_size = legacy_acpi_table_size; guest_info->legacy_acpi_table_size = legacy_acpi_table_size;
@ -179,14 +180,14 @@ static void pc_init1(MachineState *machine)
/* allocate ram and load rom/bios */ /* allocate ram and load rom/bios */
if (!xen_enabled()) { if (!xen_enabled()) {
pc_memory_init(pcms, system_memory, pc_memory_init(pcms, system_memory,
below_4g_mem_size, above_4g_mem_size, pcms->below_4g_mem_size, pcms->above_4g_mem_size,
rom_memory, &ram_memory, guest_info); rom_memory, &ram_memory, guest_info);
} else if (machine->kernel_filename != NULL) { } else if (machine->kernel_filename != NULL) {
/* For xen HVM direct kernel boot, load linux here */ /* For xen HVM direct kernel boot, load linux here */
xen_load_linux(machine->kernel_filename, xen_load_linux(machine->kernel_filename,
machine->kernel_cmdline, machine->kernel_cmdline,
machine->initrd_filename, machine->initrd_filename,
below_4g_mem_size, pcms->below_4g_mem_size,
guest_info); guest_info);
} }
@ -202,8 +203,8 @@ static void pc_init1(MachineState *machine)
if (pci_enabled) { if (pci_enabled) {
pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi, pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
system_memory, system_io, machine->ram_size, system_memory, system_io, machine->ram_size,
below_4g_mem_size, pcms->below_4g_mem_size,
above_4g_mem_size, pcms->above_4g_mem_size,
pci_memory, ram_memory); pci_memory, ram_memory);
} else { } else {
pci_bus = NULL; pci_bus = NULL;
@ -272,7 +273,8 @@ static void pc_init1(MachineState *machine)
} }
pc_cmos_init(pcms, pc_cmos_init(pcms,
below_4g_mem_size, above_4g_mem_size, machine->boot_order, pcms->below_4g_mem_size, pcms->above_4g_mem_size,
machine->boot_order,
idebus[0], idebus[1], rtc_state); idebus[0], idebus[1], rtc_state);
if (pci_enabled && usb_enabled()) { if (pci_enabled && usb_enabled()) {

24
hw/i386/pc_q35.c
View File

@ -66,7 +66,6 @@ static bool has_reserved_memory = true;
static void pc_q35_init(MachineState *machine) static void pc_q35_init(MachineState *machine)
{ {
PCMachineState *pcms = PC_MACHINE(machine); PCMachineState *pcms = PC_MACHINE(machine);
ram_addr_t below_4g_mem_size, above_4g_mem_size;
Q35PCIHost *q35_host; Q35PCIHost *q35_host;
PCIHostState *phb; PCIHostState *phb;
PCIBus *host_bus; PCIBus *host_bus;
@ -119,14 +118,15 @@ static void pc_q35_init(MachineState *machine)
} }
if (machine->ram_size >= lowmem) { if (machine->ram_size >= lowmem) {
above_4g_mem_size = machine->ram_size - lowmem; pcms->above_4g_mem_size = machine->ram_size - lowmem;
below_4g_mem_size = lowmem; pcms->below_4g_mem_size = lowmem;
} else { } else {
above_4g_mem_size = 0; pcms->above_4g_mem_size = 0;
below_4g_mem_size = machine->ram_size; pcms->below_4g_mem_size = machine->ram_size;
} }
if (xen_enabled() && xen_hvm_init(&below_4g_mem_size, &above_4g_mem_size, if (xen_enabled() && xen_hvm_init(&pcms->below_4g_mem_size,
&pcms->above_4g_mem_size,
&ram_memory) != 0) { &ram_memory) != 0) {
fprintf(stderr, "xen hardware virtual machine initialisation failed\n"); fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
exit(1); exit(1);
@ -151,7 +151,8 @@ static void pc_q35_init(MachineState *machine)
rom_memory = get_system_memory(); rom_memory = get_system_memory();
} }
guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size); guest_info = pc_guest_info_init(pcms->below_4g_mem_size,
pcms->above_4g_mem_size);
guest_info->isapc_ram_fw = false; guest_info->isapc_ram_fw = false;
guest_info->has_acpi_build = has_acpi_build; guest_info->has_acpi_build = has_acpi_build;
guest_info->has_reserved_memory = has_reserved_memory; guest_info->has_reserved_memory = has_reserved_memory;
@ -171,7 +172,7 @@ static void pc_q35_init(MachineState *machine)
/* allocate ram and load rom/bios */ /* allocate ram and load rom/bios */
if (!xen_enabled()) { if (!xen_enabled()) {
pc_memory_init(pcms, get_system_memory(), pc_memory_init(pcms, get_system_memory(),
below_4g_mem_size, above_4g_mem_size, pcms->below_4g_mem_size, pcms->above_4g_mem_size,
rom_memory, &ram_memory, guest_info); rom_memory, &ram_memory, guest_info);
} }
@ -193,8 +194,8 @@ static void pc_q35_init(MachineState *machine)
q35_host->mch.pci_address_space = pci_memory; q35_host->mch.pci_address_space = pci_memory;
q35_host->mch.system_memory = get_system_memory(); q35_host->mch.system_memory = get_system_memory();
q35_host->mch.address_space_io = get_system_io(); q35_host->mch.address_space_io = get_system_io();
q35_host->mch.below_4g_mem_size = below_4g_mem_size; q35_host->mch.below_4g_mem_size = pcms->below_4g_mem_size;
q35_host->mch.above_4g_mem_size = above_4g_mem_size; q35_host->mch.above_4g_mem_size = pcms->above_4g_mem_size;
q35_host->mch.guest_info = guest_info; q35_host->mch.guest_info = guest_info;
/* pci */ /* pci */
qdev_init_nofail(DEVICE(q35_host)); qdev_init_nofail(DEVICE(q35_host));
@ -277,7 +278,8 @@ static void pc_q35_init(MachineState *machine)
8, NULL, 0); 8, NULL, 0);
pc_cmos_init(pcms, pc_cmos_init(pcms,
below_4g_mem_size, above_4g_mem_size, machine->boot_order, pcms->below_4g_mem_size, pcms->above_4g_mem_size,
machine->boot_order,
idebus[0], idebus[1], rtc_state); idebus[0], idebus[1], rtc_state);
/* the rest devices to which pci devfn is automatically assigned */ /* the rest devices to which pci devfn is automatically assigned */

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

@ -40,6 +40,7 @@ struct PCMachineState {
OnOffAuto vmport; OnOffAuto vmport;
OnOffAuto smm; OnOffAuto smm;
bool enforce_aligned_dimm; bool enforce_aligned_dimm;
ram_addr_t below_4g_mem_size, above_4g_mem_size;
}; };
#define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device" #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device"