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[Qemu-devel] [PATCH v3 1/6] pc: Don't prematurely explode QEMUMachineIni
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PATCH v3 1/6] pc: Don't prematurely explode QEMUMachineInitArgs |
Date: |
Mon, 22 Jul 2013 13:38:42 +0200 |
Don't explode QEMUMachineInitArgs before passing it to pc_init1().
Signed-off-by: Markus Armbruster <address@hidden>
---
hw/i386/pc_piix.c | 72 ++++++++++++++++---------------------------------------
1 file changed, 20 insertions(+), 52 deletions(-)
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index b58c255..9327ac1 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -60,14 +60,9 @@ static bool has_pvpanic = true;
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)
{
@@ -102,19 +97,19 @@ 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);
pc_acpi_init("acpi-dsdt.aml");
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) {
@@ -131,17 +126,19 @@ static void pc_init1(MemoryRegion *system_memory,
/* Set PCI window size the way seabios has always done it. */
/* Power of 2 so bios can cover it with a single MTRR */
- if (ram_size <= 0x80000000)
+ if (args->ram_size <= 0x80000000) {
guest_info->pci_info.w32.begin = 0x80000000;
- else if (ram_size <= 0xc0000000)
+ } else if (args->ram_size <= 0xc0000000) {
guest_info->pci_info.w32.begin = 0xc0000000;
- else
+ } else {
guest_info->pci_info.w32.begin = 0xe0000000;
+ }
/* 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);
}
@@ -157,7 +154,7 @@ 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,
0x100000000ULL + above_4g_mem_size,
@@ -219,7 +216,7 @@ 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)) {
@@ -248,17 +245,7 @@ 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_5(QEMUMachineInitArgs *args)
@@ -296,42 +283,23 @@ 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_pvpanic = false;
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_pvpanic = false;
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
--
1.7.11.7
- [Qemu-devel] [PATCH v3 0/6] Clean up bogus default boot order, Markus Armbruster, 2013/07/22
- [Qemu-devel] [PATCH v3 1/6] pc: Don't prematurely explode QEMUMachineInitArgs,
Markus Armbruster <=
- [Qemu-devel] [PATCH v3 6/6] hw: Clean up bogus default boot order, Markus Armbruster, 2013/07/22
- [Qemu-devel] [PATCH v3 2/6] pc: Don't explode QEMUMachineInitArgs into local variables needlessly, Markus Armbruster, 2013/07/22
- [Qemu-devel] [PATCH v3 3/6] sun4: Don't prematurely explode QEMUMachineInitArgs, Markus Armbruster, 2013/07/22
- [Qemu-devel] [PATCH v3 5/6] ppc: Don't duplicate QEMUMachineInitArgs in PPCE500Params, Markus Armbruster, 2013/07/22
- [Qemu-devel] [PATCH v3 4/6] ppc: Don't explode QEMUMachineInitArgs into local variables needlessly, Markus Armbruster, 2013/07/22
- Re: [Qemu-devel] [PATCH v3 0/6] Clean up bogus default boot order, Markus Armbruster, 2013/07/30