aboutsummaryrefslogtreecommitdiff
path: root/hw/i386/pc_piix.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/i386/pc_piix.c')
-rw-r--r--hw/i386/pc_piix.c129
1 files changed, 61 insertions, 68 deletions
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 6e1e654f3f..3c36a2a1c3 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -25,6 +25,7 @@
#include <glib.h>
#include "hw/hw.h"
+#include "hw/loader.h"
#include "hw/i386/pc.h"
#include "hw/i386/apic.h"
#include "hw/pci/pci.h"
@@ -60,17 +61,12 @@ static bool has_pvpanic;
static bool has_pci_info = true;
/* PC hardware initialisation */
-static void pc_init1(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,
+static void pc_init1(QEMUMachineInitArgs *args,
int pci_enabled,
int kvmclock_enabled)
{
+ MemoryRegion *system_memory = get_system_memory();
+ MemoryRegion *system_io = get_system_io();
int i;
ram_addr_t below_4g_mem_size, above_4g_mem_size;
PCIBus *pci_bus;
@@ -102,18 +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) {
@@ -132,7 +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);
}
@@ -148,7 +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,
@@ -207,7 +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)) {
@@ -236,95 +233,91 @@ 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, 1, 1);
}
-static void pc_init_pci_1_6(QEMUMachineInitArgs *args)
+static void pc_compat_1_6(QEMUMachineInitArgs *args)
{
has_pci_info = false;
- pc_init_pci(args);
+ rom_file_in_ram = false;
}
-static void pc_init_pci_1_5(QEMUMachineInitArgs *args)
+static void pc_compat_1_5(QEMUMachineInitArgs *args)
{
+ pc_compat_1_6(args);
has_pvpanic = true;
- pc_init_pci_1_6(args);
}
-static void pc_init_pci_1_4(QEMUMachineInitArgs *args)
+static void pc_compat_1_4(QEMUMachineInitArgs *args)
{
+ pc_compat_1_5(args);
+ has_pvpanic = false;
x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE);
x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ);
- has_pci_info = false;
- pc_init_pci(args);
}
-static void pc_init_pci_1_3(QEMUMachineInitArgs *args)
+static void pc_compat_1_3(QEMUMachineInitArgs *args)
{
+ pc_compat_1_4(args);
enable_compat_apic_id_mode();
- pc_init_pci_1_4(args);
}
-/* PC machine init function for pc-1.1 to pc-1.2 */
-static void pc_init_pci_1_2(QEMUMachineInitArgs *args)
+/* PC compat function for pc-0.14 to pc-1.2 */
+static void pc_compat_1_2(QEMUMachineInitArgs *args)
{
+ pc_compat_1_3(args);
disable_kvm_pv_eoi();
- pc_init_pci_1_3(args);
}
-/* PC machine init function for pc-0.14 to pc-1.0 */
-static void pc_init_pci_1_0(QEMUMachineInitArgs *args)
+static void pc_init_pci_1_6(QEMUMachineInitArgs *args)
+{
+ pc_compat_1_6(args);
+ pc_init_pci(args);
+}
+
+static void pc_init_pci_1_5(QEMUMachineInitArgs *args)
+{
+ pc_compat_1_5(args);
+ pc_init_pci(args);
+}
+
+static void pc_init_pci_1_4(QEMUMachineInitArgs *args)
{
- pc_init_pci_1_2(args);
+ pc_compat_1_4(args);
+ pc_init_pci(args);
+}
+
+static void pc_init_pci_1_3(QEMUMachineInitArgs *args)
+{
+ pc_compat_1_3(args);
+ pc_init_pci(args);
+}
+
+/* PC machine init function for pc-0.14 to pc-1.2 */
+static void pc_init_pci_1_2(QEMUMachineInitArgs *args)
+{
+ pc_compat_1_2(args);
+ pc_init_pci(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, 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, 0, 1);
}
#ifdef CONFIG_XEN
@@ -516,7 +509,7 @@ static QEMUMachine pc_machine_v1_1 = {
static QEMUMachine pc_machine_v1_0 = {
.name = "pc-1.0",
.desc = "Standard PC",
- .init = pc_init_pci_1_0,
+ .init = pc_init_pci_1_2,
.max_cpus = 255,
.compat_props = (GlobalProperty[]) {
PC_COMPAT_1_0,
@@ -532,7 +525,7 @@ static QEMUMachine pc_machine_v1_0 = {
static QEMUMachine pc_machine_v0_15 = {
.name = "pc-0.15",
.desc = "Standard PC",
- .init = pc_init_pci_1_0,
+ .init = pc_init_pci_1_2,
.max_cpus = 255,
.compat_props = (GlobalProperty[]) {
PC_COMPAT_0_15,
@@ -565,7 +558,7 @@ static QEMUMachine pc_machine_v0_15 = {
static QEMUMachine pc_machine_v0_14 = {
.name = "pc-0.14",
.desc = "Standard PC",
- .init = pc_init_pci_1_0,
+ .init = pc_init_pci_1_2,
.max_cpus = 255,
.compat_props = (GlobalProperty[]) {
PC_COMPAT_0_14,
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-16 15:44:40 +0000