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pc: Don't prematurely explode QEMUMachineInitArgs 

Don't explode QEMUMachineInitArgs before passing it to pc_init1().

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Markus Armbruster 2013-08-21 15:14:40 -03:00 committed by Michael S. Tsirkin
parent 9223836745
commit 5650f5f48b
1 changed files with 16 additions and 49 deletions
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65
hw/i386/pc_piix.c
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@ -61,14 +61,9 @@ static bool has_pvpanic;
static bool has_pci_info = true;
/* PC hardware initialisation */
static void pc_init1(MemoryRegion *system_memory,
static void pc_init1(QEMUMachineInitArgs *args,
MemoryRegion *system_memory,
MemoryRegion *system_io,
ram_addr_t ram_size,
const char *boot_device,
const char *kernel_filename,
const char *kernel_cmdline,
const char *initrd_filename,
const char *cpu_model,
int pci_enabled,
int kvmclock_enabled)
{
@ -103,18 +98,18 @@ static void pc_init1(MemoryRegion *system_memory,
object_property_add_child(qdev_get_machine(), "icc-bridge",
OBJECT(icc_bridge), NULL);
pc_cpus_init(cpu_model, icc_bridge);
pc_cpus_init(args->cpu_model, icc_bridge);
if (kvm_enabled() && kvmclock_enabled) {
kvmclock_create();
}
if (ram_size >= 0xe0000000 ) {
above_4g_mem_size = ram_size - 0xe0000000;
if (args->ram_size >= 0xe0000000) {
above_4g_mem_size = args->ram_size - 0xe0000000;
below_4g_mem_size = 0xe0000000;
} else {
above_4g_mem_size = 0;
below_4g_mem_size = ram_size;
below_4g_mem_size = args->ram_size;
}
if (pci_enabled) {
@ -133,7 +128,8 @@ static void pc_init1(MemoryRegion *system_memory,
/* allocate ram and load rom/bios */
if (!xen_enabled()) {
fw_cfg = pc_memory_init(system_memory,
kernel_filename, kernel_cmdline, initrd_filename,
args->kernel_filename, args->kernel_cmdline,
args->initrd_filename,
below_4g_mem_size, above_4g_mem_size,
rom_memory, &ram_memory, guest_info);
}
@ -149,7 +145,7 @@ static void pc_init1(MemoryRegion *system_memory,
if (pci_enabled) {
pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
system_memory, system_io, ram_size,
system_memory, system_io, args->ram_size,
below_4g_mem_size,
0x100000000ULL - below_4g_mem_size,
above_4g_mem_size,
@ -208,7 +204,7 @@ static void pc_init1(MemoryRegion *system_memory,
}
}
pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
pc_cmos_init(below_4g_mem_size, above_4g_mem_size, args->boot_device,
floppy, idebus[0], idebus[1], rtc_state);
if (pci_enabled && usb_enabled(false)) {
@ -237,17 +233,7 @@ static void pc_init1(MemoryRegion *system_memory,
static void pc_init_pci(QEMUMachineInitArgs *args)
{
ram_addr_t ram_size = args->ram_size;
const char *cpu_model = args->cpu_model;
const char *kernel_filename = args->kernel_filename;
const char *kernel_cmdline = args->kernel_cmdline;
const char *initrd_filename = args->initrd_filename;
const char *boot_device = args->boot_device;
pc_init1(get_system_memory(),
get_system_io(),
ram_size, boot_device,
kernel_filename, kernel_cmdline,
initrd_filename, cpu_model, 1, 1);
pc_init1(args, get_system_memory(), get_system_io(), 1, 1);
}
static void pc_init_pci_1_6(QEMUMachineInitArgs *args)
@ -293,40 +279,21 @@ static void pc_init_pci_1_0(QEMUMachineInitArgs *args)
/* PC init function for pc-0.10 to pc-0.13, and reused by xenfv */
static void pc_init_pci_no_kvmclock(QEMUMachineInitArgs *args)
{
ram_addr_t ram_size = args->ram_size;
const char *cpu_model = args->cpu_model;
const char *kernel_filename = args->kernel_filename;
const char *kernel_cmdline = args->kernel_cmdline;
const char *initrd_filename = args->initrd_filename;
const char *boot_device = args->boot_device;
has_pci_info = false;
disable_kvm_pv_eoi();
enable_compat_apic_id_mode();
pc_init1(get_system_memory(),
get_system_io(),
ram_size, boot_device,
kernel_filename, kernel_cmdline,
initrd_filename, cpu_model, 1, 0);
pc_init1(args, get_system_memory(), get_system_io(), 1, 0);
}
static void pc_init_isa(QEMUMachineInitArgs *args)
{
ram_addr_t ram_size = args->ram_size;
const char *cpu_model = args->cpu_model;
const char *kernel_filename = args->kernel_filename;
const char *kernel_cmdline = args->kernel_cmdline;
const char *initrd_filename = args->initrd_filename;
const char *boot_device = args->boot_device;
has_pci_info = false;
if (cpu_model == NULL)
cpu_model = "486";
if (!args->cpu_model) {
args->cpu_model = "486";
}
disable_kvm_pv_eoi();
enable_compat_apic_id_mode();
pc_init1(get_system_memory(),
get_system_io(),
ram_size, boot_device,
kernel_filename, kernel_cmdline,
initrd_filename, cpu_model, 0, 1);
pc_init1(args, get_system_memory(), get_system_io(), 0, 1);
}
#ifdef CONFIG_XEN