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pc and misc cleanups and fixes, virtio optimizations

Browse source 
Included here:
 Refactoring and bugfix patches in PC/ACPI.
 New commands for ipmi.
 Virtio optimizations.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc and misc cleanups and fixes, virtio optimizations

Included here:
Refactoring and bugfix patches in PC/ACPI.
New commands for ipmi.
Virtio optimizations.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Sat 06 Feb 2016 18:44:26 GMT using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"

* remotes/mst/tags/for_upstream: (45 commits)
  net: set endianness on all backend devices
  fix MSI injection on Xen
  intel_iommu: large page support
  dimm: Correct type of MemoryHotplugState->base
  pc: set the OEM fields in the RSDT and the FADT from the SLIC
  acpi: add function to extract oem_id and oem_table_id from the user's SLIC
  acpi: expose oem_id and oem_table_id in build_rsdt()
  acpi: take oem_id in build_header(), optionally
  pc: Eliminate PcGuestInfo struct
  pc: Move APIC and NUMA data from PcGuestInfo to PCMachineState
  pc: Move PcGuestInfo.fw_cfg to PCMachineState
  pc: Remove PcGuestInfo.isapc_ram_fw field
  pc: Remove RAM size fields from PcGuestInfo
  pc: Remove compat fields from PcGuestInfo
  acpi: Don't save PcGuestInfo on AcpiBuildState
  acpi: Remove guest_info parameters from functions
  pc: Simplify xen_load_linux() signature
  pc: Simplify pc_memory_init() signature
  pc: Eliminate struct PcGuestInfoState
  pc: Move PcGuestInfo declaration to top of file
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2016-02-08 11:25:31 +00:00
commit bdad0f3977
59 changed files with 1476 additions and 1122 deletions
Download patch file Download diff file Expand all files Collapse all files

77
hw/i386/pc.c
View file

@ -1156,18 +1156,12 @@ typedef struct PcRomPciInfo {
uint64_t w64_max;
} PcRomPciInfo;
typedef struct PcGuestInfoState {
PcGuestInfo info;
Notifier machine_done;
} PcGuestInfoState;
static
void pc_guest_info_machine_done(Notifier *notifier, void *data)
void pc_machine_done(Notifier *notifier, void *data)
{
PcGuestInfoState *guest_info_state = container_of(notifier,
PcGuestInfoState,
machine_done);
PCIBus *bus = PC_MACHINE(qdev_get_machine())->bus;
PCMachineState *pcms = container_of(notifier,
PCMachineState, machine_done);
PCIBus *bus = pcms->bus;
if (bus) {
int extra_hosts = 0;
@ -1178,51 +1172,46 @@ void pc_guest_info_machine_done(Notifier *notifier, void *data)
extra_hosts++;
}
}
if (extra_hosts && guest_info_state->info.fw_cfg) {
if (extra_hosts && pcms->fw_cfg) {
uint64_t *val = g_malloc(sizeof(*val));
*val = cpu_to_le64(extra_hosts);
fw_cfg_add_file(guest_info_state->info.fw_cfg,
fw_cfg_add_file(pcms->fw_cfg,
"etc/extra-pci-roots", val, sizeof(*val));
}
}
acpi_setup(&guest_info_state->info);
acpi_setup();
}
PcGuestInfo *pc_guest_info_init(PCMachineState *pcms)
void pc_guest_info_init(PCMachineState *pcms)
{
PcGuestInfoState *guest_info_state = g_malloc0(sizeof *guest_info_state);
PcGuestInfo *guest_info = &guest_info_state->info;
int i, j;
guest_info->ram_size_below_4g = pcms->below_4g_mem_size;
guest_info->ram_size = pcms->below_4g_mem_size + pcms->above_4g_mem_size;
guest_info->apic_id_limit = pc_apic_id_limit(max_cpus);
guest_info->apic_xrupt_override = kvm_allows_irq0_override();
guest_info->numa_nodes = nb_numa_nodes;
guest_info->node_mem = g_malloc0(guest_info->numa_nodes *
sizeof *guest_info->node_mem);
pcms->apic_id_limit = pc_apic_id_limit(max_cpus);
pcms->apic_xrupt_override = kvm_allows_irq0_override();
pcms->numa_nodes = nb_numa_nodes;
pcms->node_mem = g_malloc0(pcms->numa_nodes *
sizeof *pcms->node_mem);
for (i = 0; i < nb_numa_nodes; i++) {
guest_info->node_mem[i] = numa_info[i].node_mem;
pcms->node_mem[i] = numa_info[i].node_mem;
}
guest_info->node_cpu = g_malloc0(guest_info->apic_id_limit *
sizeof *guest_info->node_cpu);
pcms->node_cpu = g_malloc0(pcms->apic_id_limit *
sizeof *pcms->node_cpu);
for (i = 0; i < max_cpus; i++) {
unsigned int apic_id = x86_cpu_apic_id_from_index(i);
assert(apic_id < guest_info->apic_id_limit);
assert(apic_id < pcms->apic_id_limit);
for (j = 0; j < nb_numa_nodes; j++) {
if (test_bit(i, numa_info[j].node_cpu)) {
guest_info->node_cpu[apic_id] = j;
pcms->node_cpu[apic_id] = j;
break;
}
}
}
guest_info_state->machine_done.notify = pc_guest_info_machine_done;
qemu_add_machine_init_done_notifier(&guest_info_state->machine_done);
return guest_info;
pcms->machine_done.notify = pc_machine_done;
qemu_add_machine_init_done_notifier(&pcms->machine_done);
}
/* setup pci memory address space mapping into system address space */
@ -1262,8 +1251,7 @@ void pc_acpi_init(const char *default_dsdt)
}
}
FWCfgState *xen_load_linux(PCMachineState *pcms,
PcGuestInfo *guest_info)
void xen_load_linux(PCMachineState *pcms)
{
int i;
FWCfgState *fw_cfg;
@ -1279,15 +1267,13 @@ FWCfgState *xen_load_linux(PCMachineState *pcms,
!strcmp(option_rom[i].name, "multiboot.bin"));
rom_add_option(option_rom[i].name, option_rom[i].bootindex);
}
guest_info->fw_cfg = fw_cfg;
return fw_cfg;
pcms->fw_cfg = fw_cfg;
}
FWCfgState *pc_memory_init(PCMachineState *pcms,
MemoryRegion *system_memory,
MemoryRegion *rom_memory,
MemoryRegion **ram_memory,
PcGuestInfo *guest_info)
void pc_memory_init(PCMachineState *pcms,
MemoryRegion *system_memory,
MemoryRegion *rom_memory,
MemoryRegion **ram_memory)
{
int linux_boot, i;
MemoryRegion *ram, *option_rom_mr;
@ -1324,7 +1310,7 @@ FWCfgState *pc_memory_init(PCMachineState *pcms,
e820_add_entry(0x100000000ULL, pcms->above_4g_mem_size, E820_RAM);
}
if (!guest_info->has_reserved_memory &&
if (!pcmc->has_reserved_memory &&
(machine->ram_slots ||
(machine->maxram_size > machine->ram_size))) {
MachineClass *mc = MACHINE_GET_CLASS(machine);
@ -1335,7 +1321,7 @@ FWCfgState *pc_memory_init(PCMachineState *pcms,
}
/* initialize hotplug memory address space */
if (guest_info->has_reserved_memory &&
if (pcmc->has_reserved_memory &&
(machine->ram_size < machine->maxram_size)) {
ram_addr_t hotplug_mem_size =
machine->maxram_size - machine->ram_size;
@ -1375,7 +1361,7 @@ FWCfgState *pc_memory_init(PCMachineState *pcms,
}
/* Initialize PC system firmware */
pc_system_firmware_init(rom_memory, guest_info->isapc_ram_fw);
pc_system_firmware_init(rom_memory, !pcmc->pci_enabled);
option_rom_mr = g_malloc(sizeof(*option_rom_mr));
memory_region_init_ram(option_rom_mr, NULL, "pc.rom", PC_ROM_SIZE,
@ -1390,7 +1376,7 @@ FWCfgState *pc_memory_init(PCMachineState *pcms,
rom_set_fw(fw_cfg);
if (guest_info->has_reserved_memory && pcms->hotplug_memory.base) {
if (pcmc->has_reserved_memory && pcms->hotplug_memory.base) {
uint64_t *val = g_malloc(sizeof(*val));
PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
uint64_t res_mem_end = pcms->hotplug_memory.base;
@ -1409,8 +1395,7 @@ FWCfgState *pc_memory_init(PCMachineState *pcms,
for (i = 0; i < nb_option_roms; i++) {
rom_add_option(option_rom[i].name, option_rom[i].bootindex);
}
guest_info->fw_cfg = fw_cfg;
return fw_cfg;
pcms->fw_cfg = fw_cfg;
}
qemu_irq pc_allocate_cpu_irq(void)