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vhost, virtio, pci, pc, acpi 

nvdimm work
 sparse cpu id rework
 ipmi enhancements
 fixes all over the place
 pxb option to tweak chassis number
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

vhost, virtio, pci, pc, acpi

nvdimm work
sparse cpu id rework
ipmi enhancements
fixes all over the place
pxb option to tweak chassis number

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

# gpg: Signature made Tue 15 Mar 2016 14:33:10 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: (51 commits)
  hw/acpi: fix GSI links UID
  ipmi: add some local variables in ipmi_sdr_init
  ipmi: remove the need of an ending record in the SDR table
  ipmi: use a function to initialize the SDR table
  ipmi: add a realize function to the device class
  ipmi: add rsp_buffer_set_error() helper
  ipmi: remove IPMI_CHECK_RESERVATION() macro
  ipmi: replace IPMI_ADD_RSP_DATA() macro with inline helpers
  ipmi: remove IPMI_CHECK_CMD_LEN() macro
  MAINTAINERS: machine core
  MAINTAINERS: Add an entry for virtio header files
  pc: acpi: clarify why possible LAPIC entries must be present in MADT
  pc: acpi: drop cpu->found_cpus bitmap
  pc: acpi: create Processor and Notify objects only for valid lapics
  pc: acpi: create MADT.lapic entries only for valid lapics
  pc: acpi: SRAT: create only valid processor lapic entries
  pc: acpi: cleanup qdev_get_machine() calls
  machine: introduce MachineClass.possible_cpu_arch_ids() hook
  pc: init pcms->apic_id_limit once and use it throughout pc.c
  pc: acpi: remove NOP assignment
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
master
Peter Maydell 2016-03-15 16:43:48 +00:00
parent f84d587111 6a991e07bb
commit a58a4cb187
44 changed files with 1113 additions and 618 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
MAINTAINERS
View File

@ -717,6 +717,12 @@ F: hw/timer/hpet*
F: hw/timer/i8254* F: hw/timer/i8254*
F: hw/timer/mc146818rtc* F: hw/timer/mc146818rtc*
Machine core
M: Eduardo Habkost <ehabkost@redhat.com>
M: Marcel Apfelbaum <marcel@redhat.com>
S: Supported
F: hw/core/machine.c
F: include/hw/boards.h
Xtensa Machines Xtensa Machines
--------------- ---------------
@ -878,6 +884,7 @@ M: Michael S. Tsirkin <mst@redhat.com>
S: Supported S: Supported
F: hw/*/virtio* F: hw/*/virtio*
F: net/vhost-user.c F: net/vhost-user.c
F: include/hw/virtio/
virtio-9p virtio-9p
M: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> M: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>

6
docs/pci_expander_bridge.txt
View File

@ -24,8 +24,8 @@ A detailed command line would be:
-object memory-backend-ram,size=1024M,policy=bind,host-nodes=0,id=ram-node0 -numa node,nodeid=0,cpus=0,memdev=ram-node0 -object memory-backend-ram,size=1024M,policy=bind,host-nodes=0,id=ram-node0 -numa node,nodeid=0,cpus=0,memdev=ram-node0
-object memory-backend-ram,size=1024M,policy=bind,host-nodes=1,id=ram-node1 -numa node,nodeid=1,cpus=1,memdev=ram-node1 -object memory-backend-ram,size=1024M,policy=bind,host-nodes=1,id=ram-node1 -numa node,nodeid=1,cpus=1,memdev=ram-node1
-device pxb,id=bridge1,bus=pci.0,numa_node=1,bus_nr=4 -netdev user,id=nd -device e1000,bus=bridge1,addr=0x4,netdev=nd -device pxb,id=bridge1,bus=pci.0,numa_node=1,bus_nr=4 -netdev user,id=nd -device e1000,bus=bridge1,addr=0x4,netdev=nd
-device pxb,id=bridge2,bus=pci.0,numa_node=0,bus_nr=8, -device e1000,bus=bridge2,addr=0x3 -device pxb,id=bridge2,bus=pci.0,numa_node=0,bus_nr=8 -device e1000,bus=bridge2,addr=0x3
-device pxb,id=bridge3,bus=pci.0,bus_nr=40, -drive if=none,id=drive0,file=[img] -device virtio-blk-pci,drive=drive0,scsi=off,bus=bridge3,addr=1 -device pxb,id=bridge3,bus=pci.0,bus_nr=40 -drive if=none,id=drive0,file=[img] -device virtio-blk-pci,drive=drive0,scsi=off,bus=bridge3,addr=1
Here you have: Here you have:
- 2 NUMA nodes for the guest, 0 and 1. (both mapped to the same NUMA node in host, but you can and should put it in different host NUMA nodes) - 2 NUMA nodes for the guest, 0 and 1. (both mapped to the same NUMA node in host, but you can and should put it in different host NUMA nodes)
@ -43,7 +43,7 @@ Implementation
============== ==============
The PXB is composed by: The PXB is composed by:
- HostBridge (TYPE_PXB_HOST) - HostBridge (TYPE_PXB_HOST)
The host bridge allows to register and query the PXB's rPCI root bus in QEMU. The host bridge allows to register and query the PXB's PCI root bus in QEMU.
- PXBDev(TYPE_PXB_DEVICE) - PXBDev(TYPE_PXB_DEVICE)
It is a regular PCI Device that resides on the piix host-bridge bus and its bus uses the same PCI domain. It is a regular PCI Device that resides on the piix host-bridge bus and its bus uses the same PCI domain.
However, the bus behind is exposed through ACPI as a primary PCI bus and starts a new PCI hierarchy. However, the bus behind is exposed through ACPI as a primary PCI bus and starts a new PCI hierarchy.

24
docs/specs/pci-ids.txt
View File

@ -15,13 +15,23 @@ The 1000 -> 10ff device ID range is used as follows for virtio-pci devices.
Note that this allocation separate from the virtio device IDs, which are Note that this allocation separate from the virtio device IDs, which are
maintained as part of the virtio specification. maintained as part of the virtio specification.
1af4:1000 network device 1af4:1000 network device (legacy)
1af4:1001 block device 1af4:1001 block device (legacy)
1af4:1002 balloon device 1af4:1002 balloon device (legacy)
1af4:1003 console device 1af4:1003 console device (legacy)
1af4:1004 SCSI host bus adapter device 1af4:1004 SCSI host bus adapter device (legacy)
1af4:1005 entropy generator device 1af4:1005 entropy generator device (legacy)
1af4:1009 9p filesystem device 1af4:1009 9p filesystem device (legacy)
1af4:1041 network device (modern)
1af4:1042 block device (modern)
1af4:1043 console device (modern)
1af4:1044 entropy generator device (modern)
1af4:1045 balloon device (modern)
1af4:1048 SCSI host bus adapter device (modern)
1af4:1049 9p filesystem device (modern)
1af4:1050 virtio gpu device (modern)
1af4:1052 virtio input device (modern)
1af4:10f0 Available for experimental usage without registration. Must get 1af4:10f0 Available for experimental usage without registration. Must get
to official ID when the code leaves the test lab (i.e. when seeking to official ID when the code leaves the test lab (i.e. when seeking

2
hw/acpi/Makefile.objs
View File

@ -2,7 +2,7 @@ common-obj-$(CONFIG_ACPI_X86) += core.o piix4.o pcihp.o
common-obj-$(CONFIG_ACPI_X86_ICH) += ich9.o tco.o common-obj-$(CONFIG_ACPI_X86_ICH) += ich9.o tco.o
common-obj-$(CONFIG_ACPI_CPU_HOTPLUG) += cpu_hotplug.o cpu_hotplug_acpi_table.o common-obj-$(CONFIG_ACPI_CPU_HOTPLUG) += cpu_hotplug.o cpu_hotplug_acpi_table.o
common-obj-$(CONFIG_ACPI_MEMORY_HOTPLUG) += memory_hotplug.o memory_hotplug_acpi_table.o common-obj-$(CONFIG_ACPI_MEMORY_HOTPLUG) += memory_hotplug.o memory_hotplug_acpi_table.o
common-obj-$(CONFIG_ACPI_NVDIMM) += nvdimm.o obj-$(CONFIG_ACPI_NVDIMM) += nvdimm.o
common-obj-$(CONFIG_ACPI) += acpi_interface.o common-obj-$(CONFIG_ACPI) += acpi_interface.o
common-obj-$(CONFIG_ACPI) += bios-linker-loader.o common-obj-$(CONFIG_ACPI) += bios-linker-loader.o
common-obj-$(CONFIG_ACPI) += aml-build.o common-obj-$(CONFIG_ACPI) += aml-build.o

53
hw/acpi/aml-build.c
View File

@ -258,6 +258,34 @@ static void build_append_int(GArray *table, uint64_t value)
} }
} }
/*
* Build NAME(XXXX, 0x00000000) where 0x00000000 is encoded as a dword,
* and return the offset to 0x00000000 for runtime patching.
*
* Warning: runtime patching is best avoided. Only use this as
* a replacement for DataTableRegion (for guests that don't
* support it).
*/
int
build_append_named_dword(GArray *array, const char *name_format, ...)
{
int offset;
va_list ap;
build_append_byte(array, 0x08); /* NameOp */
va_start(ap, name_format);
build_append_namestringv(array, name_format, ap);
va_end(ap);
build_append_byte(array, 0x0C); /* DWordPrefix */
offset = array->len;
build_append_int_noprefix(array, 0x00000000, 4);
assert(array->len == offset + 4);
return offset;
}
static GPtrArray *alloc_list; static GPtrArray *alloc_list;
static Aml *aml_alloc(void) static Aml *aml_alloc(void)
@ -942,14 +970,14 @@ Aml *aml_package(uint8_t num_elements)
/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefOpRegion */ /* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefOpRegion */
Aml *aml_operation_region(const char *name, AmlRegionSpace rs, Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
uint32_t offset, uint32_t len) Aml *offset, uint32_t len)
{ {
Aml *var = aml_alloc(); Aml *var = aml_alloc();
build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */ build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */
build_append_byte(var->buf, 0x80); /* OpRegionOp */ build_append_byte(var->buf, 0x80); /* OpRegionOp */
build_append_namestring(var->buf, "%s", name); build_append_namestring(var->buf, "%s", name);
build_append_byte(var->buf, rs); build_append_byte(var->buf, rs);
build_append_int(var->buf, offset); aml_append(var, offset);
build_append_int(var->buf, len); build_append_int(var->buf, len);
return var; return var;
} }
@ -997,6 +1025,20 @@ Aml *create_field_common(int opcode, Aml *srcbuf, Aml *index, const char *name)
return var; return var;
} }
/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefCreateField */
Aml *aml_create_field(Aml *srcbuf, Aml *bit_index, Aml *num_bits,
const char *name)
{
Aml *var = aml_alloc();
build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */
build_append_byte(var->buf, 0x13); /* CreateFieldOp */
aml_append(var, srcbuf);
aml_append(var, bit_index);
aml_append(var, num_bits);
build_append_namestring(var->buf, "%s", name);
return var;
}
/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefCreateDWordField */ /* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefCreateDWordField */
Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name) Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name)
{ {
@ -1423,6 +1465,13 @@ Aml *aml_alias(const char *source_object, const char *alias_object)
return var; return var;
} }
/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefConcat */
Aml *aml_concatenate(Aml *source1, Aml *source2, Aml *target)
{
return build_opcode_2arg_dst(0x73 /* ConcatOp */, source1, source2,
target);
}
void void
build_header(GArray *linker, GArray *table_data, build_header(GArray *linker, GArray *table_data,
AcpiTableHeader *h, const char *sig, int len, uint8_t rev, AcpiTableHeader *h, const char *sig, int len, uint8_t rev,

231
hw/acpi/nvdimm.c
View File

@ -29,6 +29,8 @@
#include "qemu/osdep.h" #include "qemu/osdep.h"
#include "hw/acpi/acpi.h" #include "hw/acpi/acpi.h"
#include "hw/acpi/aml-build.h" #include "hw/acpi/aml-build.h"
#include "hw/acpi/bios-linker-loader.h"
#include "hw/nvram/fw_cfg.h"
#include "hw/mem/nvdimm.h" #include "hw/mem/nvdimm.h"
static int nvdimm_plugged_device_list(Object *obj, void *opaque) static int nvdimm_plugged_device_list(Object *obj, void *opaque)
@ -370,15 +372,131 @@ static void nvdimm_build_nfit(GSList *device_list, GArray *table_offsets,
g_array_free(structures, true); g_array_free(structures, true);
} }
struct NvdimmDsmIn {
uint32_t handle;
uint32_t revision;
uint32_t function;
/* the remaining size in the page is used by arg3. */
union {
uint8_t arg3[0];
};
} QEMU_PACKED;
typedef struct NvdimmDsmIn NvdimmDsmIn;
struct NvdimmDsmOut {
/* the size of buffer filled by QEMU. */
uint32_t len;
uint8_t data[0];
} QEMU_PACKED;
typedef struct NvdimmDsmOut NvdimmDsmOut;
struct NvdimmDsmFunc0Out {
/* the size of buffer filled by QEMU. */
uint32_t len;
uint32_t supported_func;
} QEMU_PACKED;
typedef struct NvdimmDsmFunc0Out NvdimmDsmFunc0Out;
struct NvdimmDsmFuncNoPayloadOut {
/* the size of buffer filled by QEMU. */
uint32_t len;
uint32_t func_ret_status;
} QEMU_PACKED;
typedef struct NvdimmDsmFuncNoPayloadOut NvdimmDsmFuncNoPayloadOut;
static uint64_t
nvdimm_dsm_read(void *opaque, hwaddr addr, unsigned size)
{
nvdimm_debug("BUG: we never read _DSM IO Port.\n");
return 0;
}
static void
nvdimm_dsm_write(void *opaque, hwaddr addr, uint64_t val, unsigned size)
{
NvdimmDsmIn *in;
hwaddr dsm_mem_addr = val;
nvdimm_debug("dsm memory address %#" HWADDR_PRIx ".\n", dsm_mem_addr);
/*
* The DSM memory is mapped to guest address space so an evil guest
* can change its content while we are doing DSM emulation. Avoid
* this by copying DSM memory to QEMU local memory.
*/
in = g_malloc(TARGET_PAGE_SIZE);
cpu_physical_memory_read(dsm_mem_addr, in, TARGET_PAGE_SIZE);
le32_to_cpus(&in->revision);
le32_to_cpus(&in->function);
le32_to_cpus(&in->handle);
nvdimm_debug("Revision %#x Handler %#x Function %#x.\n", in->revision,
in->handle, in->function);
/*
* function 0 is called to inquire which functions are supported by
* OSPM
*/
if (in->function == 0) {
NvdimmDsmFunc0Out func0 = {
.len = cpu_to_le32(sizeof(func0)),
/* No function supported other than function 0 */
.supported_func = cpu_to_le32(0),
};
cpu_physical_memory_write(dsm_mem_addr, &func0, sizeof func0);
} else {
/* No function except function 0 is supported yet. */
NvdimmDsmFuncNoPayloadOut out = {
.len = cpu_to_le32(sizeof(out)),
.func_ret_status = cpu_to_le32(1) /* Not Supported */,
};
cpu_physical_memory_write(dsm_mem_addr, &out, sizeof(out));
}
g_free(in);
}
static const MemoryRegionOps nvdimm_dsm_ops = {
.read = nvdimm_dsm_read,
.write = nvdimm_dsm_write,
.endianness = DEVICE_LITTLE_ENDIAN,
.valid = {
.min_access_size = 4,
.max_access_size = 4,
},
};
void nvdimm_init_acpi_state(AcpiNVDIMMState *state, MemoryRegion *io,
FWCfgState *fw_cfg, Object *owner)
{
memory_region_init_io(&state->io_mr, owner, &nvdimm_dsm_ops, state,
"nvdimm-acpi-io", NVDIMM_ACPI_IO_LEN);
memory_region_add_subregion(io, NVDIMM_ACPI_IO_BASE, &state->io_mr);
state->dsm_mem = g_array_new(false, true /* clear */, 1);
acpi_data_push(state->dsm_mem, TARGET_PAGE_SIZE);
fw_cfg_add_file(fw_cfg, NVDIMM_DSM_MEM_FILE, state->dsm_mem->data,
state->dsm_mem->len);
}
#define NVDIMM_COMMON_DSM "NCAL" #define NVDIMM_COMMON_DSM "NCAL"
#define NVDIMM_ACPI_MEM_ADDR "MEMA"
static void nvdimm_build_common_dsm(Aml *dev) static void nvdimm_build_common_dsm(Aml *dev)
{ {
Aml *method, *ifctx, *function; Aml *method, *ifctx, *function, *dsm_mem, *unpatched, *result_size;
uint8_t byte_list[1]; uint8_t byte_list[1];
method = aml_method(NVDIMM_COMMON_DSM, 4, AML_NOTSERIALIZED); method = aml_method(NVDIMM_COMMON_DSM, 4, AML_SERIALIZED);
function = aml_arg(2); function = aml_arg(2);
dsm_mem = aml_name(NVDIMM_ACPI_MEM_ADDR);
/*
* do not support any method if DSM memory address has not been
* patched.
*/
unpatched = aml_if(aml_equal(dsm_mem, aml_int(0x0)));
/* /*
* function 0 is called to inquire what functions are supported by * function 0 is called to inquire what functions are supported by
@ -387,12 +505,38 @@ static void nvdimm_build_common_dsm(Aml *dev)
ifctx = aml_if(aml_equal(function, aml_int(0))); ifctx = aml_if(aml_equal(function, aml_int(0)));
byte_list[0] = 0 /* No function Supported */; byte_list[0] = 0 /* No function Supported */;
aml_append(ifctx, aml_return(aml_buffer(1, byte_list))); aml_append(ifctx, aml_return(aml_buffer(1, byte_list)));
aml_append(method, ifctx); aml_append(unpatched, ifctx);
/* No function is supported yet. */ /* No function is supported yet. */
byte_list[0] = 1 /* Not Supported */; byte_list[0] = 1 /* Not Supported */;
aml_append(method, aml_return(aml_buffer(1, byte_list))); aml_append(unpatched, aml_return(aml_buffer(1, byte_list)));
aml_append(method, unpatched);
/*
* The HDLE indicates the DSM function is issued from which device,
* it is not used at this time as no function is supported yet.
* Currently we make it always be 0 for all the devices and will set
* the appropriate value once real function is implemented.
*/
aml_append(method, aml_store(aml_int(0x0), aml_name("HDLE")));
aml_append(method, aml_store(aml_arg(1), aml_name("REVS")));
aml_append(method, aml_store(aml_arg(2), aml_name("FUNC")));
/*
* tell QEMU about the real address of DSM memory, then QEMU
* gets the control and fills the result in DSM memory.
*/
aml_append(method, aml_store(dsm_mem, aml_name("NTFI")));
result_size = aml_local(1);
aml_append(method, aml_store(aml_name("RLEN"), result_size));
aml_append(method, aml_store(aml_shiftleft(result_size, aml_int(3)),
result_size));
aml_append(method, aml_create_field(aml_name("ODAT"), aml_int(0),
result_size, "OBUF"));
aml_append(method, aml_concatenate(aml_buffer(0, NULL), aml_name("OBUF"),
aml_arg(6)));
aml_append(method, aml_return(aml_arg(6)));
aml_append(dev, method); aml_append(dev, method);
} }
@ -435,7 +579,8 @@ static void nvdimm_build_nvdimm_devices(GSList *device_list, Aml *root_dev)
static void nvdimm_build_ssdt(GSList *device_list, GArray *table_offsets, static void nvdimm_build_ssdt(GSList *device_list, GArray *table_offsets,
GArray *table_data, GArray *linker) GArray *table_data, GArray *linker)
{ {
Aml *ssdt, *sb_scope, *dev; Aml *ssdt, *sb_scope, *dev, *field;
int mem_addr_offset, nvdimm_ssdt;
acpi_add_table(table_offsets, table_data); acpi_add_table(table_offsets, table_data);
@ -459,19 +604,89 @@ static void nvdimm_build_ssdt(GSList *device_list, GArray *table_offsets,
*/ */
aml_append(dev, aml_name_decl("_HID", aml_string("ACPI0012"))); aml_append(dev, aml_name_decl("_HID", aml_string("ACPI0012")));
/* map DSM memory and IO into ACPI namespace. */
aml_append(dev, aml_operation_region("NPIO", AML_SYSTEM_IO,
aml_int(NVDIMM_ACPI_IO_BASE), NVDIMM_ACPI_IO_LEN));
aml_append(dev, aml_operation_region("NRAM", AML_SYSTEM_MEMORY,
aml_name(NVDIMM_ACPI_MEM_ADDR), TARGET_PAGE_SIZE));
/*
* DSM notifier:
* NTFI: write the address of DSM memory and notify QEMU to emulate
* the access.
*
* It is the IO port so that accessing them will cause VM-exit, the
* control will be transferred to QEMU.
*/
field = aml_field("NPIO", AML_DWORD_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("NTFI",
sizeof(uint32_t) * BITS_PER_BYTE));
aml_append(dev, field);
/*
* DSM input:
* HDLE: store device's handle, it's zero if the _DSM call happens
* on NVDIMM Root Device.
* REVS: store the Arg1 of _DSM call.
* FUNC: store the Arg2 of _DSM call.
* ARG3: store the Arg3 of _DSM call.
*
* They are RAM mapping on host so that these accesses never cause
* VM-EXIT.
*/
field = aml_field("NRAM", AML_DWORD_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("HDLE",
sizeof(typeof_field(NvdimmDsmIn, handle)) * BITS_PER_BYTE));
aml_append(field, aml_named_field("REVS",
sizeof(typeof_field(NvdimmDsmIn, revision)) * BITS_PER_BYTE));
aml_append(field, aml_named_field("FUNC",
sizeof(typeof_field(NvdimmDsmIn, function)) * BITS_PER_BYTE));
aml_append(field, aml_named_field("ARG3",
(TARGET_PAGE_SIZE - offsetof(NvdimmDsmIn, arg3)) *
BITS_PER_BYTE));
aml_append(dev, field);
/*
* DSM output:
* RLEN: the size of the buffer filled by QEMU.
* ODAT: the buffer QEMU uses to store the result.
*
* Since the page is reused by both input and out, the input data
* will be lost after storing new result into ODAT so we should fetch
* all the input data before writing the result.
*/
field = aml_field("NRAM", AML_DWORD_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("RLEN",
sizeof(typeof_field(NvdimmDsmOut, len)) * BITS_PER_BYTE));
aml_append(field, aml_named_field("ODAT",
(TARGET_PAGE_SIZE - offsetof(NvdimmDsmOut, data)) *
BITS_PER_BYTE));
aml_append(dev, field);
nvdimm_build_common_dsm(dev); nvdimm_build_common_dsm(dev);
nvdimm_build_device_dsm(dev); nvdimm_build_device_dsm(dev);
nvdimm_build_nvdimm_devices(device_list, dev); nvdimm_build_nvdimm_devices(device_list, dev);
aml_append(sb_scope, dev); aml_append(sb_scope, dev);
aml_append(ssdt, sb_scope); aml_append(ssdt, sb_scope);
nvdimm_ssdt = table_data->len;
/* copy AML table into ACPI tables blob and patch header there */ /* copy AML table into ACPI tables blob and patch header there */
g_array_append_vals(table_data, ssdt->buf->data, ssdt->buf->len); g_array_append_vals(table_data, ssdt->buf->data, ssdt->buf->len);
mem_addr_offset = build_append_named_dword(table_data,
NVDIMM_ACPI_MEM_ADDR);
bios_linker_loader_alloc(linker, NVDIMM_DSM_MEM_FILE, TARGET_PAGE_SIZE,
false /* high memory */);
bios_linker_loader_add_pointer(linker, ACPI_BUILD_TABLE_FILE,
NVDIMM_DSM_MEM_FILE, table_data,
table_data->data + mem_addr_offset,
sizeof(uint32_t));
build_header(linker, table_data, build_header(linker, table_data,
(void *)(table_data->data + table_data->len - ssdt->buf->len), (void *)(table_data->data + nvdimm_ssdt),
"SSDT", ssdt->buf->len, 1, NULL, "NVDIMM"); "SSDT", table_data->len - nvdimm_ssdt, 1, NULL, "NVDIMM");
free_aml_allocator(); free_aml_allocator();
} }

23
hw/block/fdc.c
View File

@ -2557,6 +2557,29 @@ FloppyDriveType isa_fdc_get_drive_type(ISADevice *fdc, int i)
return isa->state.drives[i].drive; return isa->state.drives[i].drive;
} }
void isa_fdc_get_drive_max_chs(FloppyDriveType type,
uint8_t *maxc, uint8_t *maxh, uint8_t *maxs)
{
const FDFormat *fdf;
*maxc = *maxh = *maxs = 0;
for (fdf = fd_formats; fdf->drive != FLOPPY_DRIVE_TYPE_NONE; fdf++) {
if (fdf->drive != type) {
continue;
}
if (*maxc < fdf->max_track) {
*maxc = fdf->max_track;
}
if (*maxh < fdf->max_head) {
*maxh = fdf->max_head;
}
if (*maxs < fdf->last_sect) {
*maxs = fdf->last_sect;
}
}
(*maxc)--;
}
static const VMStateDescription vmstate_isa_fdc ={ static const VMStateDescription vmstate_isa_fdc ={
.name = "fdc", .name = "fdc",
.version_id = 2, .version_id = 2,

301
hw/i386/acpi-build.c
View File

@ -37,8 +37,8 @@
#include "hw/acpi/bios-linker-loader.h" #include "hw/acpi/bios-linker-loader.h"
#include "hw/loader.h" #include "hw/loader.h"
#include "hw/isa/isa.h" #include "hw/isa/isa.h"
#include "hw/block/fdc.h"
#include "hw/acpi/memory_hotplug.h" #include "hw/acpi/memory_hotplug.h"
#include "hw/mem/nvdimm.h"
#include "sysemu/tpm.h" #include "sysemu/tpm.h"
#include "hw/acpi/tpm.h" #include "hw/acpi/tpm.h"
#include "sysemu/tpm_backend.h" #include "sysemu/tpm_backend.h"
@ -76,10 +76,6 @@
#define ACPI_BUILD_DPRINTF(fmt, ...) #define ACPI_BUILD_DPRINTF(fmt, ...)
#endif #endif
typedef struct AcpiCpuInfo {
DECLARE_BITMAP(found_cpus, ACPI_CPU_HOTPLUG_ID_LIMIT);
} AcpiCpuInfo;
typedef struct AcpiMcfgInfo { typedef struct AcpiMcfgInfo {
uint64_t mcfg_base; uint64_t mcfg_base;
uint32_t mcfg_size; uint32_t mcfg_size;
@ -121,31 +117,6 @@ typedef struct AcpiBuildPciBusHotplugState {
bool pcihp_bridge_en; bool pcihp_bridge_en;
} AcpiBuildPciBusHotplugState; } AcpiBuildPciBusHotplugState;
static
int acpi_add_cpu_info(Object *o, void *opaque)
{
AcpiCpuInfo *cpu = opaque;
uint64_t apic_id;
if (object_dynamic_cast(o, TYPE_CPU)) {
apic_id = object_property_get_int(o, "apic-id", NULL);
assert(apic_id < ACPI_CPU_HOTPLUG_ID_LIMIT);
set_bit(apic_id, cpu->found_cpus);
}
object_child_foreach(o, acpi_add_cpu_info, opaque);
return 0;
}
static void acpi_get_cpu_info(AcpiCpuInfo *cpu)
{
Object *root = object_get_root();
memset(cpu->found_cpus, 0, sizeof cpu->found_cpus);
object_child_foreach(root, acpi_add_cpu_info, cpu);
}
static void acpi_get_pm_info(AcpiPmInfo *pm) static void acpi_get_pm_info(AcpiPmInfo *pm)
{ {
Object *piix = piix4_pm_find(); Object *piix = piix4_pm_find();
@ -362,9 +333,10 @@ build_fadt(GArray *table_data, GArray *linker, AcpiPmInfo *pm,
} }
static void static void
build_madt(GArray *table_data, GArray *linker, AcpiCpuInfo *cpu) build_madt(GArray *table_data, GArray *linker, PCMachineState *pcms)
{ {
PCMachineState *pcms = PC_MACHINE(qdev_get_machine()); MachineClass *mc = MACHINE_GET_CLASS(pcms);
CPUArchIdList *apic_ids = mc->possible_cpu_arch_ids(MACHINE(pcms));
int madt_start = table_data->len; int madt_start = table_data->len;
AcpiMultipleApicTable *madt; AcpiMultipleApicTable *madt;
@ -377,18 +349,28 @@ build_madt(GArray *table_data, GArray *linker, AcpiCpuInfo *cpu)
madt->local_apic_address = cpu_to_le32(APIC_DEFAULT_ADDRESS); madt->local_apic_address = cpu_to_le32(APIC_DEFAULT_ADDRESS);
madt->flags = cpu_to_le32(1); madt->flags = cpu_to_le32(1);
for (i = 0; i < pcms->apic_id_limit; i++) { for (i = 0; i < apic_ids->len; i++) {
AcpiMadtProcessorApic *apic = acpi_data_push(table_data, sizeof *apic); AcpiMadtProcessorApic *apic = acpi_data_push(table_data, sizeof *apic);
int apic_id = apic_ids->cpus[i].arch_id;
apic->type = ACPI_APIC_PROCESSOR; apic->type = ACPI_APIC_PROCESSOR;
apic->length = sizeof(*apic); apic->length = sizeof(*apic);
apic->processor_id = i; apic->processor_id = apic_id;
apic->local_apic_id = i; apic->local_apic_id = apic_id;
if (test_bit(i, cpu->found_cpus)) { if (apic_ids->cpus[i].cpu != NULL) {
apic->flags = cpu_to_le32(1); apic->flags = cpu_to_le32(1);
} else { } else {
/* ACPI spec says that LAPIC entry for non present
* CPU may be omitted from MADT or it must be marked
* as disabled. However omitting non present CPU from
* MADT breaks hotplug on linux. So possible CPUs
* should be put in MADT but kept disabled.
*/
apic->flags = cpu_to_le32(0); apic->flags = cpu_to_le32(0);
} }
} }
g_free(apic_ids);
io_apic = acpi_data_push(table_data, sizeof *io_apic); io_apic = acpi_data_push(table_data, sizeof *io_apic);
io_apic->type = ACPI_APIC_IO; io_apic->type = ACPI_APIC_IO;
io_apic->length = sizeof(*io_apic); io_apic->length = sizeof(*io_apic);
@ -960,21 +942,24 @@ static Aml *build_crs(PCIHostState *host,
return crs; return crs;
} }
static void build_processor_devices(Aml *sb_scope, unsigned acpi_cpus, static void build_processor_devices(Aml *sb_scope, MachineState *machine,
AcpiCpuInfo *cpu, AcpiPmInfo *pm) AcpiPmInfo *pm)
{ {
int i; int i, apic_idx;
Aml *dev; Aml *dev;
Aml *crs; Aml *crs;
Aml *pkg; Aml *pkg;
Aml *field; Aml *field;
Aml *ifctx; Aml *ifctx;
Aml *method; Aml *method;
MachineClass *mc = MACHINE_GET_CLASS(machine);
CPUArchIdList *apic_ids = mc->possible_cpu_arch_ids(machine);
PCMachineState *pcms = PC_MACHINE(machine);
/* The current AML generator can cover the APIC ID range [0..255], /* The current AML generator can cover the APIC ID range [0..255],
* inclusive, for VCPU hotplug. */ * inclusive, for VCPU hotplug. */
QEMU_BUILD_BUG_ON(ACPI_CPU_HOTPLUG_ID_LIMIT > 256); QEMU_BUILD_BUG_ON(ACPI_CPU_HOTPLUG_ID_LIMIT > 256);
g_assert(acpi_cpus <= ACPI_CPU_HOTPLUG_ID_LIMIT); g_assert(pcms->apic_id_limit <= ACPI_CPU_HOTPLUG_ID_LIMIT);
/* create PCI0.PRES device and its _CRS to reserve CPU hotplug MMIO */ /* create PCI0.PRES device and its _CRS to reserve CPU hotplug MMIO */
dev = aml_device("PCI0." stringify(CPU_HOTPLUG_RESOURCE_DEVICE)); dev = aml_device("PCI0." stringify(CPU_HOTPLUG_RESOURCE_DEVICE));
@ -993,28 +978,33 @@ static void build_processor_devices(Aml *sb_scope, unsigned acpi_cpus,
aml_append(sb_scope, dev); aml_append(sb_scope, dev);
/* declare CPU hotplug MMIO region and PRS field to access it */ /* declare CPU hotplug MMIO region and PRS field to access it */
aml_append(sb_scope, aml_operation_region( aml_append(sb_scope, aml_operation_region(
"PRST", AML_SYSTEM_IO, pm->cpu_hp_io_base, pm->cpu_hp_io_len)); "PRST", AML_SYSTEM_IO, aml_int(pm->cpu_hp_io_base), pm->cpu_hp_io_len));
field = aml_field("PRST", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE); field = aml_field("PRST", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("PRS", 256)); aml_append(field, aml_named_field("PRS", 256));
aml_append(sb_scope, field); aml_append(sb_scope, field);
/* build Processor object for each processor */ /* build Processor object for each processor */
for (i = 0; i < acpi_cpus; i++) { for (i = 0; i < apic_ids->len; i++) {
dev = aml_processor(i, 0, 0, "CP%.02X", i); int apic_id = apic_ids->cpus[i].arch_id;
assert(apic_id < ACPI_CPU_HOTPLUG_ID_LIMIT);
dev = aml_processor(apic_id, 0, 0, "CP%.02X", apic_id);
method = aml_method("_MAT", 0, AML_NOTSERIALIZED); method = aml_method("_MAT", 0, AML_NOTSERIALIZED);
aml_append(method, aml_append(method,
aml_return(aml_call1(CPU_MAT_METHOD, aml_int(i)))); aml_return(aml_call1(CPU_MAT_METHOD, aml_int(apic_id))));
aml_append(dev, method); aml_append(dev, method);
method = aml_method("_STA", 0, AML_NOTSERIALIZED); method = aml_method("_STA", 0, AML_NOTSERIALIZED);
aml_append(method, aml_append(method,
aml_return(aml_call1(CPU_STATUS_METHOD, aml_int(i)))); aml_return(aml_call1(CPU_STATUS_METHOD, aml_int(apic_id))));
aml_append(dev, method); aml_append(dev, method);
method = aml_method("_EJ0", 1, AML_NOTSERIALIZED); method = aml_method("_EJ0", 1, AML_NOTSERIALIZED);
aml_append(method, aml_append(method,
aml_return(aml_call2(CPU_EJECT_METHOD, aml_int(i), aml_arg(0))) aml_return(aml_call2(CPU_EJECT_METHOD, aml_int(apic_id),
aml_arg(0)))
); );
aml_append(dev, method); aml_append(dev, method);
@ -1026,10 +1016,12 @@ static void build_processor_devices(Aml *sb_scope, unsigned acpi_cpus,
*/ */
/* Arg0 = Processor ID = APIC ID */ /* Arg0 = Processor ID = APIC ID */
method = aml_method(AML_NOTIFY_METHOD, 2, AML_NOTSERIALIZED); method = aml_method(AML_NOTIFY_METHOD, 2, AML_NOTSERIALIZED);
for (i = 0; i < acpi_cpus; i++) { for (i = 0; i < apic_ids->len; i++) {
ifctx = aml_if(aml_equal(aml_arg(0), aml_int(i))); int apic_id = apic_ids->cpus[i].arch_id;
ifctx = aml_if(aml_equal(aml_arg(0), aml_int(apic_id)));
aml_append(ifctx, aml_append(ifctx,
aml_notify(aml_name("CP%.02X", i), aml_arg(1)) aml_notify(aml_name("CP%.02X", apic_id), aml_arg(1))
); );
aml_append(method, ifctx); aml_append(method, ifctx);
} }
@ -1042,14 +1034,20 @@ static void build_processor_devices(Aml *sb_scope, unsigned acpi_cpus,
* ith up to 255 elements. Windows guests up to win2k8 fail when * ith up to 255 elements. Windows guests up to win2k8 fail when
* VarPackageOp is used. * VarPackageOp is used.
*/ */
pkg = acpi_cpus <= 255 ? aml_package(acpi_cpus) : pkg = pcms->apic_id_limit <= 255 ? aml_package(pcms->apic_id_limit) :
aml_varpackage(acpi_cpus); aml_varpackage(pcms->apic_id_limit);
for (i = 0; i < acpi_cpus; i++) { for (i = 0, apic_idx = 0; i < apic_ids->len; i++) {
uint8_t b = test_bit(i, cpu->found_cpus) ? 0x01 : 0x00; int apic_id = apic_ids->cpus[i].arch_id;
aml_append(pkg, aml_int(b));
for (; apic_idx < apic_id; apic_idx++) {
aml_append(pkg, aml_int(0));
}
aml_append(pkg, aml_int(apic_ids->cpus[i].cpu ? 1 : 0));
apic_idx = apic_id + 1;
} }
aml_append(sb_scope, aml_name_decl(CPU_ON_BITMAP, pkg)); aml_append(sb_scope, aml_name_decl(CPU_ON_BITMAP, pkg));
g_free(apic_ids);
} }
static void build_memory_devices(Aml *sb_scope, int nr_mem, static void build_memory_devices(Aml *sb_scope, int nr_mem,
@ -1078,7 +1076,7 @@ static void build_memory_devices(Aml *sb_scope, int nr_mem,
aml_append(scope, aml_operation_region( aml_append(scope, aml_operation_region(
MEMORY_HOTPLUG_IO_REGION, AML_SYSTEM_IO, MEMORY_HOTPLUG_IO_REGION, AML_SYSTEM_IO,
io_base, io_len) aml_int(io_base), io_len)
); );
field = aml_field(MEMORY_HOTPLUG_IO_REGION, AML_DWORD_ACC, field = aml_field(MEMORY_HOTPLUG_IO_REGION, AML_DWORD_ACC,
@ -1192,7 +1190,8 @@ static void build_hpet_aml(Aml *table)
aml_append(dev, aml_name_decl("_UID", zero)); aml_append(dev, aml_name_decl("_UID", zero));
aml_append(dev, aml_append(dev,
aml_operation_region("HPTM", AML_SYSTEM_MEMORY, HPET_BASE, HPET_LEN)); aml_operation_region("HPTM", AML_SYSTEM_MEMORY, aml_int(HPET_BASE),
HPET_LEN));
field = aml_field("HPTM", AML_DWORD_ACC, AML_LOCK, AML_PRESERVE); field = aml_field("HPTM", AML_DWORD_ACC, AML_LOCK, AML_PRESERVE);
aml_append(field, aml_named_field("VEND", 32)); aml_append(field, aml_named_field("VEND", 32));
aml_append(field, aml_named_field("PRD", 32)); aml_append(field, aml_named_field("PRD", 32));
@ -1227,33 +1226,63 @@ static void build_hpet_aml(Aml *table)
aml_append(table, scope); aml_append(table, scope);
} }
static Aml *build_fdc_device_aml(void) static Aml *build_fdinfo_aml(int idx, FloppyDriveType type)
{ {
Aml *dev, *fdi;
uint8_t maxc, maxh, maxs;
isa_fdc_get_drive_max_chs(type, &maxc, &maxh, &maxs);
dev = aml_device("FLP%c", 'A' + idx);
aml_append(dev, aml_name_decl("_ADR", aml_int(idx)));
fdi = aml_package(16);
aml_append(fdi, aml_int(idx)); /* Drive Number */
aml_append(fdi,
aml_int(cmos_get_fd_drive_type(type))); /* Device Type */
/*
* the values below are the limits of the drive, and are thus independent
* of the inserted media
*/
aml_append(fdi, aml_int(maxc)); /* Maximum Cylinder Number */
aml_append(fdi, aml_int(maxs)); /* Maximum Sector Number */
aml_append(fdi, aml_int(maxh)); /* Maximum Head Number */
/*
* SeaBIOS returns the below values for int 0x13 func 0x08 regardless of
* the drive type, so shall we
*/
aml_append(fdi, aml_int(0xAF)); /* disk_specify_1 */
aml_append(fdi, aml_int(0x02)); /* disk_specify_2 */
aml_append(fdi, aml_int(0x25)); /* disk_motor_wait */
aml_append(fdi, aml_int(0x02)); /* disk_sector_siz */
aml_append(fdi, aml_int(0x12)); /* disk_eot */
aml_append(fdi, aml_int(0x1B)); /* disk_rw_gap */
aml_append(fdi, aml_int(0xFF)); /* disk_dtl */
aml_append(fdi, aml_int(0x6C)); /* disk_formt_gap */
aml_append(fdi, aml_int(0xF6)); /* disk_fill */
aml_append(fdi, aml_int(0x0F)); /* disk_head_sttl */
aml_append(fdi, aml_int(0x08)); /* disk_motor_strt */
aml_append(dev, aml_name_decl("_FDI", fdi));
return dev;
}
static Aml *build_fdc_device_aml(ISADevice *fdc)
{
int i;
Aml *dev; Aml *dev;
Aml *crs; Aml *crs;
Aml *method;
Aml *if_ctx; #define ACPI_FDE_MAX_FD 4
Aml *else_ctx; uint32_t fde_buf[5] = {
Aml *zero = aml_int(0); 0, 0, 0, 0, /* presence of floppy drives #0 - #3 */
Aml *is_present = aml_local(0); cpu_to_le32(2) /* tape presence (2 == never present) */
};
dev = aml_device("FDC0"); dev = aml_device("FDC0");
aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0700"))); aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0700")));
method = aml_method("_STA", 0, AML_NOTSERIALIZED);
aml_append(method, aml_store(aml_name("FDEN"), is_present));
if_ctx = aml_if(aml_equal(is_present, zero));
{
aml_append(if_ctx, aml_return(aml_int(0x00)));
}
aml_append(method, if_ctx);
else_ctx = aml_else();
{
aml_append(else_ctx, aml_return(aml_int(0x0f)));
}
aml_append(method, else_ctx);
aml_append(dev, method);
crs = aml_resource_template(); crs = aml_resource_template();
aml_append(crs, aml_io(AML_DECODE16, 0x03F2, 0x03F2, 0x00, 0x04)); aml_append(crs, aml_io(AML_DECODE16, 0x03F2, 0x03F2, 0x00, 0x04));
aml_append(crs, aml_io(AML_DECODE16, 0x03F7, 0x03F7, 0x00, 0x01)); aml_append(crs, aml_io(AML_DECODE16, 0x03F7, 0x03F7, 0x00, 0x01));
@ -1262,6 +1291,17 @@ static Aml *build_fdc_device_aml(void)
aml_dma(AML_COMPATIBILITY, AML_NOTBUSMASTER, AML_TRANSFER8, 2)); aml_dma(AML_COMPATIBILITY, AML_NOTBUSMASTER, AML_TRANSFER8, 2));
aml_append(dev, aml_name_decl("_CRS", crs)); aml_append(dev, aml_name_decl("_CRS", crs));
for (i = 0; i < MIN(MAX_FD, ACPI_FDE_MAX_FD); i++) {
FloppyDriveType type = isa_fdc_get_drive_type(fdc, i);
if (type < FLOPPY_DRIVE_TYPE_NONE) {
fde_buf[i] = cpu_to_le32(1); /* drive present */
aml_append(dev, build_fdinfo_aml(i, type));
}
}
aml_append(dev, aml_name_decl("_FDE",
aml_buffer(sizeof(fde_buf), (uint8_t *)fde_buf)));
return dev; return dev;
} }
@ -1406,12 +1446,16 @@ static Aml *build_com_device_aml(uint8_t uid)
static void build_isa_devices_aml(Aml *table) static void build_isa_devices_aml(Aml *table)
{ {
ISADevice *fdc = pc_find_fdc0();
Aml *scope = aml_scope("_SB.PCI0.ISA"); Aml *scope = aml_scope("_SB.PCI0.ISA");
aml_append(scope, build_rtc_device_aml()); aml_append(scope, build_rtc_device_aml());
aml_append(scope, build_kbd_device_aml()); aml_append(scope, build_kbd_device_aml());
aml_append(scope, build_mouse_device_aml()); aml_append(scope, build_mouse_device_aml());
aml_append(scope, build_fdc_device_aml()); if (fdc) {
aml_append(scope, build_fdc_device_aml(fdc));
}
aml_append(scope, build_lpt_device_aml()); aml_append(scope, build_lpt_device_aml());
aml_append(scope, build_com_device_aml(1)); aml_append(scope, build_com_device_aml(1));
aml_append(scope, build_com_device_aml(2)); aml_append(scope, build_com_device_aml(2));
@ -1430,7 +1474,7 @@ static void build_dbg_aml(Aml *table)
Aml *idx = aml_local(2); Aml *idx = aml_local(2);
aml_append(scope, aml_append(scope,
aml_operation_region("DBG", AML_SYSTEM_IO, 0x0402, 0x01)); aml_operation_region("DBG", AML_SYSTEM_IO, aml_int(0x0402), 0x01));
field = aml_field("DBG", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE); field = aml_field("DBG", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("DBGB", 8)); aml_append(field, aml_named_field("DBGB", 8));
aml_append(scope, field); aml_append(scope, field);
@ -1509,6 +1553,12 @@ static Aml *build_gsi_link_dev(const char *name, uint8_t uid, uint8_t gsi)
aml_append(dev, aml_name_decl("_CRS", crs)); aml_append(dev, aml_name_decl("_CRS", crs));
/*
* _DIS can be no-op because the interrupt cannot be disabled.
*/
method = aml_method("_DIS", 0, AML_NOTSERIALIZED);
aml_append(dev, method);
method = aml_method("_SRS", 1, AML_NOTSERIALIZED); method = aml_method("_SRS", 1, AML_NOTSERIALIZED);
aml_append(dev, method); aml_append(dev, method);
@ -1742,18 +1792,14 @@ static void build_q35_pci0_int(Aml *table)
aml_append(sb_scope, build_link_dev("LNKG", 6, aml_name("PRQG"))); aml_append(sb_scope, build_link_dev("LNKG", 6, aml_name("PRQG")));
aml_append(sb_scope, build_link_dev("LNKH", 7, aml_name("PRQH"))); aml_append(sb_scope, build_link_dev("LNKH", 7, aml_name("PRQH")));
/* aml_append(sb_scope, build_gsi_link_dev("GSIA", 0x10, 0x10));
* TODO: UID probably shouldn't be the same for GSIx devices aml_append(sb_scope, build_gsi_link_dev("GSIB", 0x11, 0x11));
* but that's how it was in original ASL so keep it for now aml_append(sb_scope, build_gsi_link_dev("GSIC", 0x12, 0x12));
*/ aml_append(sb_scope, build_gsi_link_dev("GSID", 0x13, 0x13));
aml_append(sb_scope, build_gsi_link_dev("GSIA", 0, 0x10)); aml_append(sb_scope, build_gsi_link_dev("GSIE", 0x14, 0x14));
aml_append(sb_scope, build_gsi_link_dev("GSIB", 0, 0x11)); aml_append(sb_scope, build_gsi_link_dev("GSIF", 0x15, 0x15));
aml_append(sb_scope, build_gsi_link_dev("GSIC", 0, 0x12)); aml_append(sb_scope, build_gsi_link_dev("GSIG", 0x16, 0x16));
aml_append(sb_scope, build_gsi_link_dev("GSID", 0, 0x13)); aml_append(sb_scope, build_gsi_link_dev("GSIH", 0x17, 0x17));
aml_append(sb_scope, build_gsi_link_dev("GSIE", 0, 0x14));
aml_append(sb_scope, build_gsi_link_dev("GSIF", 0, 0x15));
aml_append(sb_scope, build_gsi_link_dev("GSIG", 0, 0x16));
aml_append(sb_scope, build_gsi_link_dev("GSIH", 0, 0x17));
aml_append(table, sb_scope); aml_append(table, sb_scope);
} }
@ -1770,28 +1816,25 @@ static void build_q35_isa_bridge(Aml *table)
/* ICH9 PCI to ISA irq remapping */ /* ICH9 PCI to ISA irq remapping */
aml_append(dev, aml_operation_region("PIRQ", AML_PCI_CONFIG, aml_append(dev, aml_operation_region("PIRQ", AML_PCI_CONFIG,
0x60, 0x0C)); aml_int(0x60), 0x0C));
aml_append(dev, aml_operation_region("LPCD", AML_PCI_CONFIG, aml_append(dev, aml_operation_region("LPCD", AML_PCI_CONFIG,
0x80, 0x02)); aml_int(0x80), 0x02));
field = aml_field("LPCD", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE); field = aml_field("LPCD", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("COMA", 3)); aml_append(field, aml_named_field("COMA", 3));
aml_append(field, aml_reserved_field(1)); aml_append(field, aml_reserved_field(1));
aml_append(field, aml_named_field("COMB", 3)); aml_append(field, aml_named_field("COMB", 3));
aml_append(field, aml_reserved_field(1)); aml_append(field, aml_reserved_field(1));
aml_append(field, aml_named_field("LPTD", 2)); aml_append(field, aml_named_field("LPTD", 2));
aml_append(field, aml_reserved_field(2));
aml_append(field, aml_named_field("FDCD", 2));
aml_append(dev, field); aml_append(dev, field);
aml_append(dev, aml_operation_region("LPCE", AML_PCI_CONFIG, aml_append(dev, aml_operation_region("LPCE", AML_PCI_CONFIG,
0x82, 0x02)); aml_int(0x82), 0x02));
/* enable bits */ /* enable bits */
field = aml_field("LPCE", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE); field = aml_field("LPCE", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("CAEN", 1)); aml_append(field, aml_named_field("CAEN", 1));
aml_append(field, aml_named_field("CBEN", 1)); aml_append(field, aml_named_field("CBEN", 1));
aml_append(field, aml_named_field("LPEN", 1)); aml_append(field, aml_named_field("LPEN", 1));
aml_append(field, aml_named_field("FDEN", 1));
aml_append(dev, field); aml_append(dev, field);
aml_append(scope, dev); aml_append(scope, dev);
@ -1808,7 +1851,7 @@ static void build_piix4_pm(Aml *table)
aml_append(dev, aml_name_decl("_ADR", aml_int(0x00010003))); aml_append(dev, aml_name_decl("_ADR", aml_int(0x00010003)));
aml_append(dev, aml_operation_region("P13C", AML_PCI_CONFIG, aml_append(dev, aml_operation_region("P13C", AML_PCI_CONFIG,
0x00, 0xff)); aml_int(0x00), 0xff));
aml_append(scope, dev); aml_append(scope, dev);
aml_append(table, scope); aml_append(table, scope);
} }
@ -1825,7 +1868,7 @@ static void build_piix4_isa_bridge(Aml *table)
/* PIIX PCI to ISA irq remapping */ /* PIIX PCI to ISA irq remapping */
aml_append(dev, aml_operation_region("P40C", AML_PCI_CONFIG, aml_append(dev, aml_operation_region("P40C", AML_PCI_CONFIG,
0x60, 0x04)); aml_int(0x60), 0x04));
/* enable bits */ /* enable bits */
field = aml_field("^PX13.P13C", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE); field = aml_field("^PX13.P13C", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
/* Offset(0x5f),, 7, */ /* Offset(0x5f),, 7, */
@ -1839,7 +1882,6 @@ static void build_piix4_isa_bridge(Aml *table)
aml_append(field, aml_reserved_field(3)); aml_append(field, aml_reserved_field(3));
aml_append(field, aml_named_field("CBEN", 1)); aml_append(field, aml_named_field("CBEN", 1));
aml_append(dev, field); aml_append(dev, field);
aml_append(dev, aml_name_decl("FDEN", aml_int(1)));
aml_append(scope, dev); aml_append(scope, dev);
aml_append(table, scope); aml_append(table, scope);
@ -1854,20 +1896,20 @@ static void build_piix4_pci_hotplug(Aml *table)
scope = aml_scope("_SB.PCI0"); scope = aml_scope("_SB.PCI0");
aml_append(scope, aml_append(scope,
aml_operation_region("PCST", AML_SYSTEM_IO, 0xae00, 0x08)); aml_operation_region("PCST", AML_SYSTEM_IO, aml_int(0xae00), 0x08));
field = aml_field("PCST", AML_DWORD_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS); field = aml_field("PCST", AML_DWORD_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS);
aml_append(field, aml_named_field("PCIU", 32)); aml_append(field, aml_named_field("PCIU", 32));
aml_append(field, aml_named_field("PCID", 32)); aml_append(field, aml_named_field("PCID", 32));
aml_append(scope, field); aml_append(scope, field);
aml_append(scope, aml_append(scope,
aml_operation_region("SEJ", AML_SYSTEM_IO, 0xae08, 0x04)); aml_operation_region("SEJ", AML_SYSTEM_IO, aml_int(0xae08), 0x04));
field = aml_field("SEJ", AML_DWORD_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS); field = aml_field("SEJ", AML_DWORD_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS);
aml_append(field, aml_named_field("B0EJ", 32)); aml_append(field, aml_named_field("B0EJ", 32));
aml_append(scope, field); aml_append(scope, field);
aml_append(scope, aml_append(scope,
aml_operation_region("BNMR", AML_SYSTEM_IO, 0xae10, 0x04)); aml_operation_region("BNMR", AML_SYSTEM_IO, aml_int(0xae10), 0x04));
field = aml_field("BNMR", AML_DWORD_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS); field = aml_field("BNMR", AML_DWORD_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS);
aml_append(field, aml_named_field("BNUM", 32)); aml_append(field, aml_named_field("BNUM", 32));
aml_append(scope, field); aml_append(scope, field);
@ -1937,14 +1979,13 @@ static Aml *build_q35_osc_method(void)
static void static void
build_dsdt(GArray *table_data, GArray *linker, build_dsdt(GArray *table_data, GArray *linker,
AcpiCpuInfo *cpu, AcpiPmInfo *pm, AcpiMiscInfo *misc, AcpiPmInfo *pm, AcpiMiscInfo *misc,
PcPciInfo *pci) PcPciInfo *pci, MachineState *machine)
{ {
CrsRangeEntry *entry; CrsRangeEntry *entry;
Aml *dsdt, *sb_scope, *scope, *dev, *method, *field, *pkg, *crs; Aml *dsdt, *sb_scope, *scope, *dev, *method, *field, *pkg, *crs;
GPtrArray *mem_ranges = g_ptr_array_new_with_free_func(crs_range_free); GPtrArray *mem_ranges = g_ptr_array_new_with_free_func(crs_range_free);
GPtrArray *io_ranges = g_ptr_array_new_with_free_func(crs_range_free); GPtrArray *io_ranges = g_ptr_array_new_with_free_func(crs_range_free);
MachineState *machine = MACHINE(qdev_get_machine());
PCMachineState *pcms = PC_MACHINE(machine); PCMachineState *pcms = PC_MACHINE(machine);
uint32_t nr_mem = machine->ram_slots; uint32_t nr_mem = machine->ram_slots;
int root_bus_limit = 0xFF; int root_bus_limit = 0xFF;
@ -1975,9 +2016,9 @@ build_dsdt(GArray *table_data, GArray *linker,
} else { } else {
sb_scope = aml_scope("_SB"); sb_scope = aml_scope("_SB");
aml_append(sb_scope, aml_append(sb_scope,
aml_operation_region("PCST", AML_SYSTEM_IO, 0xae00, 0x0c)); aml_operation_region("PCST", AML_SYSTEM_IO, aml_int(0xae00), 0x0c));
aml_append(sb_scope, aml_append(sb_scope,
aml_operation_region("PCSB", AML_SYSTEM_IO, 0xae0c, 0x01)); aml_operation_region("PCSB", AML_SYSTEM_IO, aml_int(0xae0c), 0x01));
field = aml_field("PCSB", AML_ANY_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS); field = aml_field("PCSB", AML_ANY_ACC, AML_NOLOCK, AML_WRITE_AS_ZEROS);
aml_append(field, aml_named_field("PCIB", 8)); aml_append(field, aml_named_field("PCIB", 8));
aml_append(sb_scope, field); aml_append(sb_scope, field);
@ -2252,7 +2293,7 @@ build_dsdt(GArray *table_data, GArray *linker,
aml_append(dev, aml_name_decl("_CRS", crs)); aml_append(dev, aml_name_decl("_CRS", crs));
aml_append(dev, aml_operation_region("PEOR", AML_SYSTEM_IO, aml_append(dev, aml_operation_region("PEOR", AML_SYSTEM_IO,
misc->pvpanic_port, 1)); aml_int(misc->pvpanic_port), 1));
field = aml_field("PEOR", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE); field = aml_field("PEOR", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE);
aml_append(field, aml_named_field("PEPT", 8)); aml_append(field, aml_named_field("PEPT", 8));
aml_append(dev, field); aml_append(dev, field);
@ -2275,7 +2316,7 @@ build_dsdt(GArray *table_data, GArray *linker,
sb_scope = aml_scope("\\_SB"); sb_scope = aml_scope("\\_SB");
{ {
build_processor_devices(sb_scope, pcms->apic_id_limit, cpu, pm); build_processor_devices(sb_scope, machine, pm);
build_memory_devices(sb_scope, nr_mem, pm->mem_hp_io_base, build_memory_devices(sb_scope, nr_mem, pm->mem_hp_io_base,
pm->mem_hp_io_len); pm->mem_hp_io_len);
@ -2396,7 +2437,7 @@ acpi_build_srat_memory(AcpiSratMemoryAffinity *numamem, uint64_t base,
} }
static void static void
build_srat(GArray *table_data, GArray *linker) build_srat(GArray *table_data, GArray *linker, MachineState *machine)
{ {
AcpiSystemResourceAffinityTable *srat; AcpiSystemResourceAffinityTable *srat;
AcpiSratProcessorAffinity *core; AcpiSratProcessorAffinity *core;
@ -2406,7 +2447,9 @@ build_srat(GArray *table_data, GArray *linker)
uint64_t curnode; uint64_t curnode;
int srat_start, numa_start, slots; int srat_start, numa_start, slots;
uint64_t mem_len, mem_base, next_base; uint64_t mem_len, mem_base, next_base;
PCMachineState *pcms = PC_MACHINE(qdev_get_machine()); MachineClass *mc = MACHINE_GET_CLASS(machine);
CPUArchIdList *apic_ids = mc->possible_cpu_arch_ids(machine);
PCMachineState *pcms = PC_MACHINE(machine);
ram_addr_t hotplugabble_address_space_size = ram_addr_t hotplugabble_address_space_size =
object_property_get_int(OBJECT(pcms), PC_MACHINE_MEMHP_REGION_SIZE, object_property_get_int(OBJECT(pcms), PC_MACHINE_MEMHP_REGION_SIZE,
NULL); NULL);
@ -2415,14 +2458,15 @@ build_srat(GArray *table_data, GArray *linker)
srat = acpi_data_push(table_data, sizeof *srat); srat = acpi_data_push(table_data, sizeof *srat);
srat->reserved1 = cpu_to_le32(1); srat->reserved1 = cpu_to_le32(1);
core = (void *)(srat + 1);
for (i = 0; i < pcms->apic_id_limit; ++i) { for (i = 0; i < apic_ids->len; i++) {
int apic_id = apic_ids->cpus[i].arch_id;
core = acpi_data_push(table_data, sizeof *core); core = acpi_data_push(table_data, sizeof *core);
core->type = ACPI_SRAT_PROCESSOR; core->type = ACPI_SRAT_PROCESSOR;
core->length = sizeof(*core); core->length = sizeof(*core);
core->local_apic_id = i; core->local_apic_id = apic_id;
curnode = pcms->node_cpu[i]; curnode = pcms->node_cpu[apic_id];
core->proximity_lo = curnode; core->proximity_lo = curnode;
memset(core->proximity_hi, 0, 3); memset(core->proximity_hi, 0, 3);
core->local_sapic_eid = 0; core->local_sapic_eid = 0;
@ -2487,6 +2531,7 @@ build_srat(GArray *table_data, GArray *linker)
(void *)(table_data->data + srat_start), (void *)(table_data->data + srat_start),
"SRAT", "SRAT",
table_data->len - srat_start, 1, NULL, NULL); table_data->len - srat_start, 1, NULL, NULL);
g_free(apic_ids);
} }
static void static void
@ -2610,21 +2655,13 @@ static bool acpi_has_iommu(void)
return intel_iommu && !ambiguous; return intel_iommu && !ambiguous;
} }
static bool acpi_has_nvdimm(void)
{
PCMachineState *pcms = PC_MACHINE(qdev_get_machine());
return pcms->nvdimm;
}
static static
void acpi_build(AcpiBuildTables *tables) void acpi_build(AcpiBuildTables *tables, MachineState *machine)
{ {
PCMachineState *pcms = PC_MACHINE(qdev_get_machine()); PCMachineState *pcms = PC_MACHINE(machine);
PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms); PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
GArray *table_offsets; GArray *table_offsets;
unsigned facs, dsdt, rsdt, fadt; unsigned facs, dsdt, rsdt, fadt;
AcpiCpuInfo cpu;
AcpiPmInfo pm; AcpiPmInfo pm;
AcpiMiscInfo misc; AcpiMiscInfo misc;
AcpiMcfgInfo mcfg; AcpiMcfgInfo mcfg;
@ -2634,7 +2671,6 @@ void acpi_build(AcpiBuildTables *tables)
GArray *tables_blob = tables->table_data; GArray *tables_blob = tables->table_data;
AcpiSlicOem slic_oem = { .id = NULL, .table_id = NULL }; AcpiSlicOem slic_oem = { .id = NULL, .table_id = NULL };
acpi_get_cpu_info(&cpu);
acpi_get_pm_info(&pm); acpi_get_pm_info(&pm);
acpi_get_misc_info(&misc); acpi_get_misc_info(&misc);
acpi_get_pci_info(&pci); acpi_get_pci_info(&pci);
@ -2658,7 +2694,7 @@ void acpi_build(AcpiBuildTables *tables)
/* DSDT is pointed to by FADT */ /* DSDT is pointed to by FADT */
dsdt = tables_blob->len; dsdt = tables_blob->len;
build_dsdt(tables_blob, tables->linker, &cpu, &pm, &misc, &pci); build_dsdt(tables_blob, tables->linker, &pm, &misc, &pci, machine);
/* Count the size of the DSDT and SSDT, we will need it for legacy /* Count the size of the DSDT and SSDT, we will need it for legacy
* sizing of ACPI tables. * sizing of ACPI tables.
@ -2673,7 +2709,7 @@ void acpi_build(AcpiBuildTables *tables)
aml_len += tables_blob->len - fadt; aml_len += tables_blob->len - fadt;
acpi_add_table(table_offsets, tables_blob); acpi_add_table(table_offsets, tables_blob);
build_madt(tables_blob, tables->linker, &cpu); build_madt(tables_blob, tables->linker, pcms);
if (misc.has_hpet) { if (misc.has_hpet) {
acpi_add_table(table_offsets, tables_blob); acpi_add_table(table_offsets, tables_blob);
@ -2690,7 +2726,7 @@ void acpi_build(AcpiBuildTables *tables)
} }
if (pcms->numa_nodes) { if (pcms->numa_nodes) {
acpi_add_table(table_offsets, tables_blob); acpi_add_table(table_offsets, tables_blob);
build_srat(tables_blob, tables->linker); build_srat(tables_blob, tables->linker, machine);
} }
if (acpi_get_mcfg(&mcfg)) { if (acpi_get_mcfg(&mcfg)) {
acpi_add_table(table_offsets, tables_blob); acpi_add_table(table_offsets, tables_blob);
@ -2700,8 +2736,7 @@ void acpi_build(AcpiBuildTables *tables)
acpi_add_table(table_offsets, tables_blob); acpi_add_table(table_offsets, tables_blob);
build_dmar_q35(tables_blob, tables->linker); build_dmar_q35(tables_blob, tables->linker);
} }
if (pcms->acpi_nvdimm_state.is_enabled) {
if (acpi_has_nvdimm()) {
nvdimm_build_acpi(table_offsets, tables_blob, tables->linker); nvdimm_build_acpi(table_offsets, tables_blob, tables->linker);
} }
@ -2795,7 +2830,7 @@ static void acpi_build_update(void *build_opaque)
acpi_build_tables_init(&tables); acpi_build_tables_init(&tables);
acpi_build(&tables); acpi_build(&tables, MACHINE(qdev_get_machine()));
acpi_ram_update(build_state->table_mr, tables.table_data); acpi_ram_update(build_state->table_mr, tables.table_data);
@ -2860,7 +2895,7 @@ void acpi_setup(void)
acpi_set_pci_info(); acpi_set_pci_info();
acpi_build_tables_init(&tables); acpi_build_tables_init(&tables);
acpi_build(&tables); acpi_build(&tables, MACHINE(pcms));
/* Now expose it all to Guest */ /* Now expose it all to Guest */
build_state->table_mr = acpi_add_rom_blob(build_state, tables.table_data, build_state->table_mr = acpi_add_rom_blob(build_state, tables.table_data,

2
hw/i386/kvm/apic.c
View File

@ -186,7 +186,7 @@ static void kvm_apic_realize(DeviceState *dev, Error **errp)
APIC_SPACE_SIZE); APIC_SPACE_SIZE);
if (kvm_has_gsi_routing()) { if (kvm_has_gsi_routing()) {
msi_supported = true; msi_nonbroken = true;
} }
} }

97
hw/i386/pc.c
View File

@ -199,7 +199,7 @@ static void pic_irq_request(void *opaque, int irq, int level)
#define REG_EQUIPMENT_BYTE 0x14 #define REG_EQUIPMENT_BYTE 0x14
static int cmos_get_fd_drive_type(FloppyDriveType fd0) int cmos_get_fd_drive_type(FloppyDriveType fd0)
{ {
int val; int val;
@ -699,18 +699,6 @@ static uint32_t x86_cpu_apic_id_from_index(unsigned int cpu_index)
} }
} }
/* Calculates the limit to CPU APIC ID values
*
* This function returns the limit for the APIC ID value, so that all
* CPU APIC IDs are < pc_apic_id_limit().
*
* This is used for FW_CFG_MAX_CPUS. See comments on bochs_bios_init().
*/
static unsigned int pc_apic_id_limit(unsigned int max_cpus)
{
return x86_cpu_apic_id_from_index(max_cpus - 1) + 1;
}
static void pc_build_smbios(FWCfgState *fw_cfg) static void pc_build_smbios(FWCfgState *fw_cfg)
{ {
uint8_t *smbios_tables, *smbios_anchor; uint8_t *smbios_tables, *smbios_anchor;
@ -748,12 +736,11 @@ static void pc_build_smbios(FWCfgState *fw_cfg)
} }
} }
static FWCfgState *bochs_bios_init(AddressSpace *as) static FWCfgState *bochs_bios_init(AddressSpace *as, PCMachineState *pcms)
{ {
FWCfgState *fw_cfg; FWCfgState *fw_cfg;
uint64_t *numa_fw_cfg; uint64_t *numa_fw_cfg;
int i, j; int i, j;
unsigned int apic_id_limit = pc_apic_id_limit(max_cpus);
fw_cfg = fw_cfg_init_io_dma(FW_CFG_IO_BASE, FW_CFG_IO_BASE + 4, as); fw_cfg = fw_cfg_init_io_dma(FW_CFG_IO_BASE, FW_CFG_IO_BASE + 4, as);
@ -771,7 +758,7 @@ static FWCfgState *bochs_bios_init(AddressSpace *as)
* [1] The only kind of "CPU identifier" used between SeaBIOS and QEMU is * [1] The only kind of "CPU identifier" used between SeaBIOS and QEMU is
* the APIC ID, not the "CPU index" * the APIC ID, not the "CPU index"
*/ */
fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)apic_id_limit); fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)pcms->apic_id_limit);
fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
fw_cfg_add_bytes(fw_cfg, FW_CFG_ACPI_TABLES, fw_cfg_add_bytes(fw_cfg, FW_CFG_ACPI_TABLES,
acpi_tables, acpi_tables_len); acpi_tables, acpi_tables_len);
@ -789,11 +776,11 @@ static FWCfgState *bochs_bios_init(AddressSpace *as)
* of nodes, one word for each VCPU->node and one word for each node to * of nodes, one word for each VCPU->node and one word for each node to
* hold the amount of memory. * hold the amount of memory.
*/ */
numa_fw_cfg = g_new0(uint64_t, 1 + apic_id_limit + nb_numa_nodes); numa_fw_cfg = g_new0(uint64_t, 1 + pcms->apic_id_limit + nb_numa_nodes);
numa_fw_cfg[0] = cpu_to_le64(nb_numa_nodes); numa_fw_cfg[0] = cpu_to_le64(nb_numa_nodes);
for (i = 0; i < max_cpus; i++) { for (i = 0; i < max_cpus; i++) {
unsigned int apic_id = x86_cpu_apic_id_from_index(i); unsigned int apic_id = x86_cpu_apic_id_from_index(i);
assert(apic_id < apic_id_limit); assert(apic_id < pcms->apic_id_limit);
for (j = 0; j < nb_numa_nodes; j++) { for (j = 0; j < nb_numa_nodes; j++) {
if (test_bit(i, numa_info[j].node_cpu)) { if (test_bit(i, numa_info[j].node_cpu)) {
numa_fw_cfg[apic_id + 1] = cpu_to_le64(j); numa_fw_cfg[apic_id + 1] = cpu_to_le64(j);
@ -802,10 +789,11 @@ static FWCfgState *bochs_bios_init(AddressSpace *as)
} }
} }
for (i = 0; i < nb_numa_nodes; i++) { for (i = 0; i < nb_numa_nodes; i++) {
numa_fw_cfg[apic_id_limit + 1 + i] = cpu_to_le64(numa_info[i].node_mem); numa_fw_cfg[pcms->apic_id_limit + 1 + i] =
cpu_to_le64(numa_info[i].node_mem);
} }
fw_cfg_add_bytes(fw_cfg, FW_CFG_NUMA, numa_fw_cfg, fw_cfg_add_bytes(fw_cfg, FW_CFG_NUMA, numa_fw_cfg,
(1 + apic_id_limit + nb_numa_nodes) * (1 + pcms->apic_id_limit + nb_numa_nodes) *
sizeof(*numa_fw_cfg)); sizeof(*numa_fw_cfg));
return fw_cfg; return fw_cfg;
@ -1119,7 +1107,6 @@ void pc_cpus_init(PCMachineState *pcms)
int i; int i;
X86CPU *cpu = NULL; X86CPU *cpu = NULL;
MachineState *machine = MACHINE(pcms); MachineState *machine = MACHINE(pcms);
unsigned long apic_id_limit;
/* init CPUs */ /* init CPUs */
if (machine->cpu_model == NULL) { if (machine->cpu_model == NULL) {
@ -1130,17 +1117,31 @@ void pc_cpus_init(PCMachineState *pcms)
#endif #endif
} }
apic_id_limit = pc_apic_id_limit(max_cpus); /* Calculates the limit to CPU APIC ID values
if (apic_id_limit > ACPI_CPU_HOTPLUG_ID_LIMIT) { *
error_report("max_cpus is too large. APIC ID of last CPU is %lu", * Limit for the APIC ID value, so that all
apic_id_limit - 1); * CPU APIC IDs are < pcms->apic_id_limit.
*
* This is used for FW_CFG_MAX_CPUS. See comments on bochs_bios_init().
*/
pcms->apic_id_limit = x86_cpu_apic_id_from_index(max_cpus - 1) + 1;
if (pcms->apic_id_limit > ACPI_CPU_HOTPLUG_ID_LIMIT) {
error_report("max_cpus is too large. APIC ID of last CPU is %u",
pcms->apic_id_limit - 1);
exit(1); exit(1);
} }
for (i = 0; i < smp_cpus; i++) { pcms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) +
cpu = pc_new_cpu(machine->cpu_model, x86_cpu_apic_id_from_index(i), sizeof(CPUArchId) * max_cpus);
&error_fatal); for (i = 0; i < max_cpus; i++) {
object_unref(OBJECT(cpu)); pcms->possible_cpus->cpus[i].arch_id = x86_cpu_apic_id_from_index(i);
pcms->possible_cpus->len++;
if (i < smp_cpus) {
cpu = pc_new_cpu(machine->cpu_model, x86_cpu_apic_id_from_index(i),
&error_fatal);
pcms->possible_cpus->cpus[i].cpu = CPU(cpu);
object_unref(OBJECT(cpu));
}
} }
/* tell smbios about cpuid version and features */ /* tell smbios about cpuid version and features */
@ -1186,7 +1187,6 @@ void pc_guest_info_init(PCMachineState *pcms)
{ {
int i, j; int i, j;
pcms->apic_id_limit = pc_apic_id_limit(max_cpus);
pcms->apic_xrupt_override = kvm_allows_irq0_override(); pcms->apic_xrupt_override = kvm_allows_irq0_override();
pcms->numa_nodes = nb_numa_nodes; pcms->numa_nodes = nb_numa_nodes;
pcms->node_mem = g_malloc0(pcms->numa_nodes * pcms->node_mem = g_malloc0(pcms->numa_nodes *
@ -1371,7 +1371,7 @@ void pc_memory_init(PCMachineState *pcms,
option_rom_mr, option_rom_mr,
1); 1);
fw_cfg = bochs_bios_init(&address_space_memory); fw_cfg = bochs_bios_init(&address_space_memory, pcms);
rom_set_fw(fw_cfg); rom_set_fw(fw_cfg);
@ -1664,9 +1664,19 @@ static void pc_dimm_unplug(HotplugHandler *hotplug_dev,
error_propagate(errp, local_err); error_propagate(errp, local_err);
} }
static int pc_apic_cmp(const void *a, const void *b)
{
CPUArchId *apic_a = (CPUArchId *)a;
CPUArchId *apic_b = (CPUArchId *)b;
return apic_a->arch_id - apic_b->arch_id;
}
static void pc_cpu_plug(HotplugHandler *hotplug_dev, static void pc_cpu_plug(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp) DeviceState *dev, Error **errp)
{ {
CPUClass *cc = CPU_GET_CLASS(dev);
CPUArchId apic_id, *found_cpu;
HotplugHandlerClass *hhc; HotplugHandlerClass *hhc;
Error *local_err = NULL; Error *local_err = NULL;
PCMachineState *pcms = PC_MACHINE(hotplug_dev); PCMachineState *pcms = PC_MACHINE(hotplug_dev);
@ -1689,6 +1699,13 @@ static void pc_cpu_plug(HotplugHandler *hotplug_dev,
/* increment the number of CPUs */ /* increment the number of CPUs */
rtc_set_memory(pcms->rtc, 0x5f, rtc_get_memory(pcms->rtc, 0x5f) + 1); rtc_set_memory(pcms->rtc, 0x5f, rtc_get_memory(pcms->rtc, 0x5f) + 1);
apic_id.arch_id = cc->get_arch_id(CPU(dev));
found_cpu = bsearch(&apic_id, pcms->possible_cpus->cpus,
pcms->possible_cpus->len, sizeof(*pcms->possible_cpus->cpus),
pc_apic_cmp);
assert(found_cpu);
found_cpu->cpu = CPU(dev);
out: out:
error_propagate(errp, local_err); error_propagate(errp, local_err);
} }
@ -1853,14 +1870,14 @@ static bool pc_machine_get_nvdimm(Object *obj, Error **errp)
{ {
PCMachineState *pcms = PC_MACHINE(obj); PCMachineState *pcms = PC_MACHINE(obj);
return pcms->nvdimm; return pcms->acpi_nvdimm_state.is_enabled;
} }
static void pc_machine_set_nvdimm(Object *obj, bool value, Error **errp) static void pc_machine_set_nvdimm(Object *obj, bool value, Error **errp)
{ {
PCMachineState *pcms = PC_MACHINE(obj); PCMachineState *pcms = PC_MACHINE(obj);
pcms->nvdimm = value; pcms->acpi_nvdimm_state.is_enabled = value;
} }
static void pc_machine_initfn(Object *obj) static void pc_machine_initfn(Object *obj)
@ -1899,7 +1916,7 @@ static void pc_machine_initfn(Object *obj)
&error_abort); &error_abort);
/* nvdimm is disabled on default. */ /* nvdimm is disabled on default. */
pcms->nvdimm = false; pcms->acpi_nvdimm_state.is_enabled = false;
object_property_add_bool(obj, PC_MACHINE_NVDIMM, pc_machine_get_nvdimm, object_property_add_bool(obj, PC_MACHINE_NVDIMM, pc_machine_get_nvdimm,
pc_machine_set_nvdimm, &error_abort); pc_machine_set_nvdimm, &error_abort);
} }
@ -1931,6 +1948,17 @@ static unsigned pc_cpu_index_to_socket_id(unsigned cpu_index)
return topo.pkg_id; return topo.pkg_id;
} }
static CPUArchIdList *pc_possible_cpu_arch_ids(MachineState *machine)
{
PCMachineState *pcms = PC_MACHINE(machine);
int len = sizeof(CPUArchIdList) +
sizeof(CPUArchId) * (pcms->possible_cpus->len);
CPUArchIdList *list = g_malloc(len);
memcpy(list, pcms->possible_cpus, len);
return list;
}
static void pc_machine_class_init(ObjectClass *oc, void *data) static void pc_machine_class_init(ObjectClass *oc, void *data)
{ {
MachineClass *mc = MACHINE_CLASS(oc); MachineClass *mc = MACHINE_CLASS(oc);
@ -1953,6 +1981,7 @@ static void pc_machine_class_init(ObjectClass *oc, void *data)
pcmc->save_tsc_khz = true; pcmc->save_tsc_khz = true;
mc->get_hotplug_handler = pc_get_hotpug_handler; mc->get_hotplug_handler = pc_get_hotpug_handler;
mc->cpu_index_to_socket_id = pc_cpu_index_to_socket_id; mc->cpu_index_to_socket_id = pc_cpu_index_to_socket_id;
mc->possible_cpu_arch_ids = pc_possible_cpu_arch_ids;
mc->default_boot_order = "cad"; mc->default_boot_order = "cad";
mc->hot_add_cpu = pc_hot_add_cpu; mc->hot_add_cpu = pc_hot_add_cpu;
mc->max_cpus = 255; mc->max_cpus = 255;

5
hw/i386/pc_piix.c
View File

@ -274,6 +274,11 @@ static void pc_init1(MachineState *machine,
if (pcmc->pci_enabled) { if (pcmc->pci_enabled) {
pc_pci_device_init(pci_bus); pc_pci_device_init(pci_bus);
} }
if (pcms->acpi_nvdimm_state.is_enabled) {
nvdimm_init_acpi_state(&pcms->acpi_nvdimm_state, system_io,
pcms->fw_cfg, OBJECT(pcms));
}
} }
/* Looking for a pc_compat_2_4() function? It doesn't exist. /* Looking for a pc_compat_2_4() function? It doesn't exist.

8
hw/i386/pc_q35.c
View File

@ -61,6 +61,7 @@ static void pc_q35_init(MachineState *machine)
PCIDevice *lpc; PCIDevice *lpc;
BusState *idebus[MAX_SATA_PORTS]; BusState *idebus[MAX_SATA_PORTS];
ISADevice *rtc_state; ISADevice *rtc_state;
MemoryRegion *system_io = get_system_io();
MemoryRegion *pci_memory; MemoryRegion *pci_memory;
MemoryRegion *rom_memory; MemoryRegion *rom_memory;
MemoryRegion *ram_memory; MemoryRegion *ram_memory;
@ -160,7 +161,7 @@ static void pc_q35_init(MachineState *machine)
q35_host->mch.ram_memory = ram_memory; q35_host->mch.ram_memory = ram_memory;
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 = system_io;
q35_host->mch.below_4g_mem_size = pcms->below_4g_mem_size; q35_host->mch.below_4g_mem_size = pcms->below_4g_mem_size;
q35_host->mch.above_4g_mem_size = pcms->above_4g_mem_size; q35_host->mch.above_4g_mem_size = pcms->above_4g_mem_size;
/* pci */ /* pci */
@ -251,6 +252,11 @@ static void pc_q35_init(MachineState *machine)
if (pcmc->pci_enabled) { if (pcmc->pci_enabled) {
pc_pci_device_init(host_bus); pc_pci_device_init(host_bus);
} }
if (pcms->acpi_nvdimm_state.is_enabled) {
nvdimm_init_acpi_state(&pcms->acpi_nvdimm_state, system_io,
pcms->fw_cfg, OBJECT(pcms));
}
} }
#define DEFINE_Q35_MACHINE(suffix, name, compatfn, optionfn) \ #define DEFINE_Q35_MACHINE(suffix, name, compatfn, optionfn) \

2
hw/i386/xen/xen_apic.c
View File

@ -44,7 +44,7 @@ static void xen_apic_realize(DeviceState *dev, Error **errp)
s->vapic_control = 0; s->vapic_control = 0;
memory_region_init_io(&s->io_memory, OBJECT(s), &xen_apic_io_ops, s, memory_region_init_io(&s->io_memory, OBJECT(s), &xen_apic_io_ops, s,
"xen-apic-msi", APIC_SPACE_SIZE); "xen-apic-msi", APIC_SPACE_SIZE);
msi_supported = true; msi_nonbroken = true;
} }
static void xen_apic_set_base(APICCommonState *s, uint64_t val) static void xen_apic_set_base(APICCommonState *s, uint64_t val)

2
hw/intc/apic.c
View File

@ -874,7 +874,7 @@ static void apic_realize(DeviceState *dev, Error **errp)
s->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, apic_timer, s); s->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, apic_timer, s);
local_apics[s->idx] = s; local_apics[s->idx] = s;
msi_supported = true; msi_nonbroken = true;
} }
static void apic_class_init(ObjectClass *klass, void *data) static void apic_class_init(ObjectClass *klass, void *data)

2
hw/intc/arm_gicv2m.c
View File

@ -148,7 +148,7 @@ static void gicv2m_realize(DeviceState *dev, Error **errp)
sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->spi[i]); sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->spi[i]);
} }
msi_supported = true; msi_nonbroken = true;
kvm_gsi_direct_mapping = true; kvm_gsi_direct_mapping = true;
kvm_msi_via_irqfd_allowed = kvm_irqfds_enabled(); kvm_msi_via_irqfd_allowed = kvm_irqfds_enabled();
} }

2
hw/intc/openpic.c
View File

@ -1375,7 +1375,7 @@ static void fsl_common_init(OpenPICState *opp)
opp->irq_msi = 224; opp->irq_msi = 224;
msi_supported = true; msi_nonbroken = true;
for (i = 0; i < opp->fsl->max_ext; i++) { for (i = 0; i < opp->fsl->max_ext; i++) {
opp->src[i].level = false; opp->src[i].level = false;
} }

2
hw/intc/openpic_kvm.c
View File

@ -239,7 +239,7 @@ static void kvm_openpic_realize(DeviceState *dev, Error **errp)
memory_listener_register(&opp->mem_listener, &address_space_memory); memory_listener_register(&opp->mem_listener, &address_space_memory);
/* indicate pic capabilities */ /* indicate pic capabilities */
msi_supported = true; msi_nonbroken = true;
kvm_kernel_irqchip = true; kvm_kernel_irqchip = true;
kvm_async_interrupts_allowed = true; kvm_async_interrupts_allowed = true;

725
hw/ipmi/ipmi_bmc_sim.c
View File

File diff suppressed because it is too large Load Diff

35
hw/isa/lpc_ich9.c
View File

@ -409,18 +409,18 @@ ich9_lpc_pmbase_update(ICH9LPCState *lpc)
ich9_pm_iospace_update(&lpc->pm, pm_io_base); ich9_pm_iospace_update(&lpc->pm, pm_io_base);
} }
/* config:RBCA */ /* config:RCBA */
static void ich9_lpc_rcba_update(ICH9LPCState *lpc, uint32_t rbca_old) static void ich9_lpc_rcba_update(ICH9LPCState *lpc, uint32_t rcba_old)
{ {
uint32_t rbca = pci_get_long(lpc->d.config + ICH9_LPC_RCBA); uint32_t rcba = pci_get_long(lpc->d.config + ICH9_LPC_RCBA);
if (rbca_old & ICH9_LPC_RCBA_EN) { if (rcba_old & ICH9_LPC_RCBA_EN) {
memory_region_del_subregion(get_system_memory(), &lpc->rbca_mem); memory_region_del_subregion(get_system_memory(), &lpc->rcrb_mem);
} }
if (rbca & ICH9_LPC_RCBA_EN) { if (rcba & ICH9_LPC_RCBA_EN) {
memory_region_add_subregion_overlap(get_system_memory(), memory_region_add_subregion_overlap(get_system_memory(),
rbca & ICH9_LPC_RCBA_BA_MASK, rcba & ICH9_LPC_RCBA_BA_MASK,
&lpc->rbca_mem, 1); &lpc->rcrb_mem, 1);
} }
} }
@ -444,7 +444,7 @@ static int ich9_lpc_post_load(void *opaque, int version_id)
ICH9LPCState *lpc = opaque; ICH9LPCState *lpc = opaque;
ich9_lpc_pmbase_update(lpc); ich9_lpc_pmbase_update(lpc);
ich9_lpc_rcba_update(lpc, 0 /* disabled ICH9_LPC_RBCA_EN */); ich9_lpc_rcba_update(lpc, 0 /* disabled ICH9_LPC_RCBA_EN */);
ich9_lpc_pmcon_update(lpc); ich9_lpc_pmcon_update(lpc);
return 0; return 0;
} }
@ -453,14 +453,14 @@ static void ich9_lpc_config_write(PCIDevice *d,
uint32_t addr, uint32_t val, int len) uint32_t addr, uint32_t val, int len)
{ {
ICH9LPCState *lpc = ICH9_LPC_DEVICE(d); ICH9LPCState *lpc = ICH9_LPC_DEVICE(d);
uint32_t rbca_old = pci_get_long(d->config + ICH9_LPC_RCBA); uint32_t rcba_old = pci_get_long(d->config + ICH9_LPC_RCBA);
pci_default_write_config(d, addr, val, len); pci_default_write_config(d, addr, val, len);
if (ranges_overlap(addr, len, ICH9_LPC_PMBASE, 4)) { if (ranges_overlap(addr, len, ICH9_LPC_PMBASE, 4)) {
ich9_lpc_pmbase_update(lpc); ich9_lpc_pmbase_update(lpc);
} }
if (ranges_overlap(addr, len, ICH9_LPC_RCBA, 4)) { if (ranges_overlap(addr, len, ICH9_LPC_RCBA, 4)) {
ich9_lpc_rcba_update(lpc, rbca_old); ich9_lpc_rcba_update(lpc, rcba_old);
} }
if (ranges_overlap(addr, len, ICH9_LPC_PIRQA_ROUT, 4)) { if (ranges_overlap(addr, len, ICH9_LPC_PIRQA_ROUT, 4)) {
pci_bus_fire_intx_routing_notifier(lpc->d.bus); pci_bus_fire_intx_routing_notifier(lpc->d.bus);
@ -477,7 +477,7 @@ static void ich9_lpc_reset(DeviceState *qdev)
{ {
PCIDevice *d = PCI_DEVICE(qdev); PCIDevice *d = PCI_DEVICE(qdev);
ICH9LPCState *lpc = ICH9_LPC_DEVICE(d); ICH9LPCState *lpc = ICH9_LPC_DEVICE(d);
uint32_t rbca_old = pci_get_long(d->config + ICH9_LPC_RCBA); uint32_t rcba_old = pci_get_long(d->config + ICH9_LPC_RCBA);
int i; int i;
for (i = 0; i < 4; i++) { for (i = 0; i < 4; i++) {
@ -496,13 +496,14 @@ static void ich9_lpc_reset(DeviceState *qdev)
ich9_cc_reset(lpc); ich9_cc_reset(lpc);
ich9_lpc_pmbase_update(lpc); ich9_lpc_pmbase_update(lpc);
ich9_lpc_rcba_update(lpc, rbca_old); ich9_lpc_rcba_update(lpc, rcba_old);
lpc->sci_level = 0; lpc->sci_level = 0;
lpc->rst_cnt = 0; lpc->rst_cnt = 0;
} }
static const MemoryRegionOps rbca_mmio_ops = { /* root complex register block is mapped into memory space */
static const MemoryRegionOps rcrb_mmio_ops = {
.read = ich9_cc_read, .read = ich9_cc_read,
.write = ich9_cc_write, .write = ich9_cc_write,
.endianness = DEVICE_LITTLE_ENDIAN, .endianness = DEVICE_LITTLE_ENDIAN,
@ -616,8 +617,8 @@ static void ich9_lpc_realize(PCIDevice *d, Error **errp)
pci_set_long(d->wmask + ICH9_LPC_PMBASE, pci_set_long(d->wmask + ICH9_LPC_PMBASE,
ICH9_LPC_PMBASE_BASE_ADDRESS_MASK); ICH9_LPC_PMBASE_BASE_ADDRESS_MASK);
memory_region_init_io(&lpc->rbca_mem, OBJECT(d), &rbca_mmio_ops, lpc, memory_region_init_io(&lpc->rcrb_mem, OBJECT(d), &rcrb_mmio_ops, lpc,
"lpc-rbca-mmio", ICH9_CC_SIZE); "lpc-rcrb-mmio", ICH9_CC_SIZE);
lpc->isa_bus = isa_bus; lpc->isa_bus = isa_bus;

13
hw/mem/pc-dimm.c
View File

@ -364,15 +364,22 @@ static void pc_dimm_check_memdev_is_busy(Object *obj, const char *name,
Object *val, Error **errp) Object *val, Error **errp)
{ {
MemoryRegion *mr; MemoryRegion *mr;
Error *local_err = NULL;
mr = host_memory_backend_get_memory(MEMORY_BACKEND(val), errp); mr = host_memory_backend_get_memory(MEMORY_BACKEND(val), &local_err);
if (local_err) {
goto out;
}
if (memory_region_is_mapped(mr)) { if (memory_region_is_mapped(mr)) {
char *path = object_get_canonical_path_component(val); char *path = object_get_canonical_path_component(val);
error_setg(errp, "can't use already busy memdev: %s", path); error_setg(&local_err, "can't use already busy memdev: %s", path);
g_free(path); g_free(path);
} else { } else {
qdev_prop_allow_set_link_before_realize(obj, name, val, errp); qdev_prop_allow_set_link_before_realize(obj, name, val, &local_err);
} }
out:
error_propagate(errp, local_err);
} }
static void pc_dimm_init(Object *obj) static void pc_dimm_init(Object *obj)

2
hw/pci-bridge/pci_bridge_dev.c
View File

@ -72,7 +72,7 @@ static int pci_bridge_dev_initfn(PCIDevice *dev)
goto slotid_error; goto slotid_error;
} }
if ((bridge_dev->flags & (1 << PCI_BRIDGE_DEV_F_MSI_REQ)) && if ((bridge_dev->flags & (1 << PCI_BRIDGE_DEV_F_MSI_REQ)) &&
msi_supported) { msi_nonbroken) {
err = msi_init(dev, 0, 1, true, true); err = msi_init(dev, 0, 1, true, true);
if (err < 0) { if (err < 0) {
goto msi_error; goto msi_error;

2
hw/pci-bridge/pci_expander_bridge.c
View File

@ -283,7 +283,7 @@ static void pxb_dev_exitfn(PCIDevice *pci_dev)
} }
static Property pxb_dev_properties[] = { static Property pxb_dev_properties[] = {
/* Note: 0 is not a legal a PXB bus number. */ /* Note: 0 is not a legal PXB bus number. */
DEFINE_PROP_UINT8("bus_nr", PXBDev, bus_nr, 0), DEFINE_PROP_UINT8("bus_nr", PXBDev, bus_nr, 0),
DEFINE_PROP_UINT16("numa_node", PXBDev, numa_node, NUMA_NODE_UNASSIGNED), DEFINE_PROP_UINT16("numa_node", PXBDev, numa_node, NUMA_NODE_UNASSIGNED),
DEFINE_PROP_END_OF_LIST(), DEFINE_PROP_END_OF_LIST(),

19
hw/pci/msi.c
View File

@ -34,8 +34,21 @@
#define PCI_MSI_VECTORS_MAX 32 #define PCI_MSI_VECTORS_MAX 32
/* Flag for interrupt controller to declare MSI/MSI-X support */ /*
bool msi_supported; * Flag for interrupt controllers to declare broken MSI/MSI-X support.
* values: false - broken; true - non-broken.
*
* Setting this flag to false will remove MSI/MSI-X capability from all devices.
*
* It is preferrable for controllers to set this to true (non-broken) even if
* they do not actually support MSI/MSI-X: guests normally probe the controller
* type and do not attempt to enable MSI/MSI-X with interrupt controllers not
* supporting such, so removing the capability is not required, and
* it seems cleaner to have a given device look the same for all boards.
*
* TODO: some existing controllers violate the above rule. Identify and fix them.
*/
bool msi_nonbroken;
/* If we get rid of cap allocator, we won't need this. */ /* If we get rid of cap allocator, we won't need this. */
static inline uint8_t msi_cap_sizeof(uint16_t flags) static inline uint8_t msi_cap_sizeof(uint16_t flags)
@ -160,7 +173,7 @@ int msi_init(struct PCIDevice *dev, uint8_t offset,
uint8_t cap_size; uint8_t cap_size;
int config_offset; int config_offset;
if (!msi_supported) { if (!msi_nonbroken) {
return -ENOTSUP; return -ENOTSUP;
} }

2
hw/pci/msix.c
View File

@ -249,7 +249,7 @@ int msix_init(struct PCIDevice *dev, unsigned short nentries,
uint8_t *config; uint8_t *config;
/* Nothing to do if MSI is not supported by interrupt controller */ /* Nothing to do if MSI is not supported by interrupt controller */
if (!msi_supported) { if (!msi_nonbroken) {
return -ENOTSUP; return -ENOTSUP;
} }

4
hw/ppc/spapr.c
View File

@ -439,7 +439,7 @@ static void *spapr_create_fdt_skel(hwaddr initrd_base,
_FDT((fdt_property_cell(fdt, "rtas-event-scan-rate", _FDT((fdt_property_cell(fdt, "rtas-event-scan-rate",
RTAS_EVENT_SCAN_RATE))); RTAS_EVENT_SCAN_RATE)));
if (msi_supported) { if (msi_nonbroken) {
_FDT((fdt_property(fdt, "ibm,change-msix-capable", NULL, 0))); _FDT((fdt_property(fdt, "ibm,change-msix-capable", NULL, 0)));
} }
@ -1743,7 +1743,7 @@ static void ppc_spapr_init(MachineState *machine)
bool kernel_le = false; bool kernel_le = false;
char *filename; char *filename;
msi_supported = true; msi_nonbroken = true;
QLIST_INIT(&spapr->phbs); QLIST_INIT(&spapr->phbs);

2
hw/ppc/spapr_pci.c
View File

@ -1790,7 +1790,7 @@ void spapr_pci_rtas_init(void)
rtas_ibm_read_pci_config); rtas_ibm_read_pci_config);
spapr_rtas_register(RTAS_IBM_WRITE_PCI_CONFIG, "ibm,write-pci-config", spapr_rtas_register(RTAS_IBM_WRITE_PCI_CONFIG, "ibm,write-pci-config",
rtas_ibm_write_pci_config); rtas_ibm_write_pci_config);
if (msi_supported) { if (msi_nonbroken) {
spapr_rtas_register(RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER, spapr_rtas_register(RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER,
"ibm,query-interrupt-source-number", "ibm,query-interrupt-source-number",
rtas_ibm_query_interrupt_source_number); rtas_ibm_query_interrupt_source_number);

2
hw/s390x/s390-pci-bus.c
View File

@ -597,7 +597,7 @@ static void s390_pcihost_class_init(ObjectClass *klass, void *data)
k->init = s390_pcihost_init; k->init = s390_pcihost_init;
hc->plug = s390_pcihost_hot_plug; hc->plug = s390_pcihost_hot_plug;
hc->unplug = s390_pcihost_hot_unplug; hc->unplug = s390_pcihost_hot_unplug;
msi_supported = true; msi_nonbroken = true;
} }
static const TypeInfo s390_pcihost_info = { static const TypeInfo s390_pcihost_info = {

25
hw/virtio/virtio-balloon.c
View File

@ -53,6 +53,7 @@ static const char *balloon_stat_names[] = {
[VIRTIO_BALLOON_S_MINFLT] = "stat-minor-faults", [VIRTIO_BALLOON_S_MINFLT] = "stat-minor-faults",
[VIRTIO_BALLOON_S_MEMFREE] = "stat-free-memory", [VIRTIO_BALLOON_S_MEMFREE] = "stat-free-memory",
[VIRTIO_BALLOON_S_MEMTOT] = "stat-total-memory", [VIRTIO_BALLOON_S_MEMTOT] = "stat-total-memory",
[VIRTIO_BALLOON_S_AVAIL] = "stat-available-memory",
[VIRTIO_BALLOON_S_NR] = NULL [VIRTIO_BALLOON_S_NR] = NULL
}; };
@ -101,7 +102,7 @@ static void balloon_stats_poll_cb(void *opaque)
VirtIOBalloon *s = opaque; VirtIOBalloon *s = opaque;
VirtIODevice *vdev = VIRTIO_DEVICE(s); VirtIODevice *vdev = VIRTIO_DEVICE(s);
if (!balloon_stats_supported(s)) { if (s->stats_vq_elem == NULL || !balloon_stats_supported(s)) {
/* re-schedule */ /* re-schedule */
balloon_stats_change_timer(s, s->stats_poll_interval); balloon_stats_change_timer(s, s->stats_poll_interval);
return; return;
@ -258,11 +259,20 @@ static void virtio_balloon_receive_stats(VirtIODevice *vdev, VirtQueue *vq)
size_t offset = 0; size_t offset = 0;
qemu_timeval tv; qemu_timeval tv;
s->stats_vq_elem = elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); elem = virtqueue_pop(vq, sizeof(VirtQueueElement));
if (!elem) { if (!elem) {
goto out; goto out;
} }
if (s->stats_vq_elem != NULL) {
/* This should never happen if the driver follows the spec. */
virtqueue_push(vq, s->stats_vq_elem, 0);
virtio_notify(vdev, vq);
g_free(s->stats_vq_elem);
}
s->stats_vq_elem = elem;
/* Initialize the stats to get rid of any stale values. This is only /* Initialize the stats to get rid of any stale values. This is only
* needed to handle the case where a guest supports fewer stats than it * needed to handle the case where a guest supports fewer stats than it
* used to (ie. it has booted into an old kernel). * used to (ie. it has booted into an old kernel).
@ -458,6 +468,16 @@ static void virtio_balloon_device_unrealize(DeviceState *dev, Error **errp)
virtio_cleanup(vdev); virtio_cleanup(vdev);
} }
static void virtio_balloon_device_reset(VirtIODevice *vdev)
{
VirtIOBalloon *s = VIRTIO_BALLOON(vdev);
if (s->stats_vq_elem != NULL) {
g_free(s->stats_vq_elem);
s->stats_vq_elem = NULL;
}
}
static void virtio_balloon_instance_init(Object *obj) static void virtio_balloon_instance_init(Object *obj)
{ {
VirtIOBalloon *s = VIRTIO_BALLOON(obj); VirtIOBalloon *s = VIRTIO_BALLOON(obj);
@ -486,6 +506,7 @@ static void virtio_balloon_class_init(ObjectClass *klass, void *data)
set_bit(DEVICE_CATEGORY_MISC, dc->categories); set_bit(DEVICE_CATEGORY_MISC, dc->categories);
vdc->realize = virtio_balloon_device_realize; vdc->realize = virtio_balloon_device_realize;
vdc->unrealize = virtio_balloon_device_unrealize; vdc->unrealize = virtio_balloon_device_unrealize;
vdc->reset = virtio_balloon_device_reset;
vdc->get_config = virtio_balloon_get_config; vdc->get_config = virtio_balloon_get_config;
vdc->set_config = virtio_balloon_set_config; vdc->set_config = virtio_balloon_set_config;
vdc->get_features = virtio_balloon_get_features; vdc->get_features = virtio_balloon_get_features;

11
hw/virtio/virtio-pci.c
View File

@ -47,6 +47,7 @@
static void virtio_pci_bus_new(VirtioBusState *bus, size_t bus_size, static void virtio_pci_bus_new(VirtioBusState *bus, size_t bus_size,
VirtIOPCIProxy *dev); VirtIOPCIProxy *dev);
static void virtio_pci_reset(DeviceState *qdev);
/* virtio device */ /* virtio device */
/* DeviceState to VirtIOPCIProxy. For use off data-path. TODO: use QOM. */ /* DeviceState to VirtIOPCIProxy. For use off data-path. TODO: use QOM. */
@ -404,9 +405,7 @@ static void virtio_ioport_write(void *opaque, uint32_t addr, uint32_t val)
case VIRTIO_PCI_QUEUE_PFN: case VIRTIO_PCI_QUEUE_PFN:
pa = (hwaddr)val << VIRTIO_PCI_QUEUE_ADDR_SHIFT; pa = (hwaddr)val << VIRTIO_PCI_QUEUE_ADDR_SHIFT;
if (pa == 0) { if (pa == 0) {
virtio_pci_stop_ioeventfd(proxy); virtio_pci_reset(DEVICE(proxy));
virtio_reset(vdev);
msix_unuse_all_vectors(&proxy->pci_dev);
} }
else else
virtio_queue_set_addr(vdev, vdev->queue_sel, pa); virtio_queue_set_addr(vdev, vdev->queue_sel, pa);
@ -432,8 +431,7 @@ static void virtio_ioport_write(void *opaque, uint32_t addr, uint32_t val)
} }
if (vdev->status == 0) { if (vdev->status == 0) {
virtio_reset(vdev); virtio_pci_reset(DEVICE(proxy));
msix_unuse_all_vectors(&proxy->pci_dev);
} }
/* Linux before 2.6.34 drives the device without enabling /* Linux before 2.6.34 drives the device without enabling
@ -1353,8 +1351,7 @@ static void virtio_pci_common_write(void *opaque, hwaddr addr,
} }
if (vdev->status == 0) { if (vdev->status == 0) {
virtio_reset(vdev); virtio_pci_reset(DEVICE(proxy));
msix_unuse_all_vectors(&proxy->pci_dev);
} }
break; break;

17
hw/virtio/virtio-pci.h
View File

@ -58,30 +58,33 @@ typedef struct VirtioBusClass VirtioPCIBusClass;
#define VIRTIO_PCI_BUS_CLASS(klass) \ #define VIRTIO_PCI_BUS_CLASS(klass) \
OBJECT_CLASS_CHECK(VirtioPCIBusClass, klass, TYPE_VIRTIO_PCI_BUS) OBJECT_CLASS_CHECK(VirtioPCIBusClass, klass, TYPE_VIRTIO_PCI_BUS)
enum {
VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT,
VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT,
VIRTIO_PCI_FLAG_DISABLE_LEGACY_BIT,
VIRTIO_PCI_FLAG_DISABLE_MODERN_BIT,
VIRTIO_PCI_FLAG_MIGRATE_EXTRA_BIT,
VIRTIO_PCI_FLAG_MODERN_PIO_NOTIFY_BIT,
VIRTIO_PCI_FLAG_DISABLE_PCIE_BIT,
};
/* Need to activate work-arounds for buggy guests at vmstate load. */ /* Need to activate work-arounds for buggy guests at vmstate load. */
#define VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT 0
#define VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION \ #define VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION \
(1 << VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT) (1 << VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT)
/* Performance improves when virtqueue kick processing is decoupled from the /* Performance improves when virtqueue kick processing is decoupled from the
* vcpu thread using ioeventfd for some devices. */ * vcpu thread using ioeventfd for some devices. */
#define VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT 1
#define VIRTIO_PCI_FLAG_USE_IOEVENTFD (1 << VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT) #define VIRTIO_PCI_FLAG_USE_IOEVENTFD (1 << VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT)
/* virtio version flags */ /* virtio version flags */
#define VIRTIO_PCI_FLAG_DISABLE_LEGACY_BIT 2
#define VIRTIO_PCI_FLAG_DISABLE_MODERN_BIT 3
#define VIRTIO_PCI_FLAG_DISABLE_PCIE_BIT 4
#define VIRTIO_PCI_FLAG_DISABLE_LEGACY (1 << VIRTIO_PCI_FLAG_DISABLE_LEGACY_BIT) #define VIRTIO_PCI_FLAG_DISABLE_LEGACY (1 << VIRTIO_PCI_FLAG_DISABLE_LEGACY_BIT)
#define VIRTIO_PCI_FLAG_DISABLE_MODERN (1 << VIRTIO_PCI_FLAG_DISABLE_MODERN_BIT) #define VIRTIO_PCI_FLAG_DISABLE_MODERN (1 << VIRTIO_PCI_FLAG_DISABLE_MODERN_BIT)
#define VIRTIO_PCI_FLAG_DISABLE_PCIE (1 << VIRTIO_PCI_FLAG_DISABLE_PCIE_BIT) #define VIRTIO_PCI_FLAG_DISABLE_PCIE (1 << VIRTIO_PCI_FLAG_DISABLE_PCIE_BIT)
/* migrate extra state */ /* migrate extra state */
#define VIRTIO_PCI_FLAG_MIGRATE_EXTRA_BIT 4
#define VIRTIO_PCI_FLAG_MIGRATE_EXTRA (1 << VIRTIO_PCI_FLAG_MIGRATE_EXTRA_BIT) #define VIRTIO_PCI_FLAG_MIGRATE_EXTRA (1 << VIRTIO_PCI_FLAG_MIGRATE_EXTRA_BIT)
/* have pio notification for modern device ? */ /* have pio notification for modern device ? */
#define VIRTIO_PCI_FLAG_MODERN_PIO_NOTIFY_BIT 5
#define VIRTIO_PCI_FLAG_MODERN_PIO_NOTIFY \ #define VIRTIO_PCI_FLAG_MODERN_PIO_NOTIFY \
(1 << VIRTIO_PCI_FLAG_MODERN_PIO_NOTIFY_BIT) (1 << VIRTIO_PCI_FLAG_MODERN_PIO_NOTIFY_BIT)

8
include/hw/acpi/aml-build.h
View File

@ -285,7 +285,7 @@ Aml *aml_interrupt(AmlConsumerAndProducer con_and_pro,
Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base, Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
uint8_t aln, uint8_t len); uint8_t aln, uint8_t len);
Aml *aml_operation_region(const char *name, AmlRegionSpace rs, Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
uint32_t offset, uint32_t len); Aml *offset, uint32_t len);
Aml *aml_irq_no_flags(uint8_t irq); Aml *aml_irq_no_flags(uint8_t irq);
Aml *aml_named_field(const char *name, unsigned length); Aml *aml_named_field(const char *name, unsigned length);
Aml *aml_reserved_field(unsigned length); Aml *aml_reserved_field(unsigned length);
@ -344,6 +344,8 @@ Aml *aml_mutex(const char *name, uint8_t sync_level);
Aml *aml_acquire(Aml *mutex, uint16_t timeout); Aml *aml_acquire(Aml *mutex, uint16_t timeout);
Aml *aml_release(Aml *mutex); Aml *aml_release(Aml *mutex);
Aml *aml_alias(const char *source_object, const char *alias_object); Aml *aml_alias(const char *source_object, const char *alias_object);
Aml *aml_create_field(Aml *srcbuf, Aml *bit_index, Aml *num_bits,
const char *name);
Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name); Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name);
Aml *aml_create_qword_field(Aml *srcbuf, Aml *index, const char *name); Aml *aml_create_qword_field(Aml *srcbuf, Aml *index, const char *name);
Aml *aml_varpackage(uint32_t num_elements); Aml *aml_varpackage(uint32_t num_elements);
@ -351,6 +353,7 @@ Aml *aml_touuid(const char *uuid);
Aml *aml_unicode(const char *str); Aml *aml_unicode(const char *str);
Aml *aml_derefof(Aml *arg); Aml *aml_derefof(Aml *arg);
Aml *aml_sizeof(Aml *arg); Aml *aml_sizeof(Aml *arg);
Aml *aml_concatenate(Aml *source1, Aml *source2, Aml *target);
void void
build_header(GArray *linker, GArray *table_data, build_header(GArray *linker, GArray *table_data,
@ -365,4 +368,7 @@ void
build_rsdt(GArray *table_data, GArray *linker, GArray *table_offsets, build_rsdt(GArray *table_data, GArray *linker, GArray *table_offsets,
const char *oem_id, const char *oem_table_id); const char *oem_id, const char *oem_table_id);
int
build_append_named_dword(GArray *array, const char *name_format, ...);
#endif #endif

2
include/hw/block/fdc.h
View File

@ -15,5 +15,7 @@ void sun4m_fdctrl_init(qemu_irq irq, hwaddr io_base,
DriveInfo **fds, qemu_irq *fdc_tc); DriveInfo **fds, qemu_irq *fdc_tc);
FloppyDriveType isa_fdc_get_drive_type(ISADevice *fdc, int i); FloppyDriveType isa_fdc_get_drive_type(ISADevice *fdc, int i);
void isa_fdc_get_drive_max_chs(FloppyDriveType type,
uint8_t *maxc, uint8_t *maxh, uint8_t *maxs);
#endif #endif

26
include/hw/boards.h
View File

@ -8,6 +8,7 @@
#include "sysemu/accel.h" #include "sysemu/accel.h"
#include "hw/qdev.h" #include "hw/qdev.h"
#include "qom/object.h" #include "qom/object.h"
#include "qom/cpu.h"
void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner, void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner,
const char *name, const char *name,
@ -41,6 +42,26 @@ int machine_phandle_start(MachineState *machine);
bool machine_dump_guest_core(MachineState *machine); bool machine_dump_guest_core(MachineState *machine);
bool machine_mem_merge(MachineState *machine); bool machine_mem_merge(MachineState *machine);
/**
* CPUArchId:
* @arch_id - architecture-dependent CPU ID of present or possible CPU
* @cpu - pointer to corresponding CPU object if it's present on NULL otherwise
*/
typedef struct {
uint64_t arch_id;
struct CPUState *cpu;
} CPUArchId;
/**
* CPUArchIdList:
* @len - number of @CPUArchId items in @cpus array
* @cpus - array of present or possible CPUs for current machine configuration
*/
typedef struct {
int len;
CPUArchId cpus[0];
} CPUArchIdList;
/** /**
* MachineClass: * MachineClass:
* @get_hotplug_handler: this function is called during bus-less * @get_hotplug_handler: this function is called during bus-less
@ -57,6 +78,10 @@ bool machine_mem_merge(MachineState *machine);
* Set only by old machines because they need to keep * Set only by old machines because they need to keep
* compatibility on code that exposed QEMU_VERSION to guests in * compatibility on code that exposed QEMU_VERSION to guests in
* the past (and now use qemu_hw_version()). * the past (and now use qemu_hw_version()).
* @possible_cpu_arch_ids:
* Returns an array of @CPUArchId architecture-dependent CPU IDs
* which includes CPU IDs for present and possible to hotplug CPUs.
* Caller is responsible for freeing returned list.
*/ */
struct MachineClass { struct MachineClass {
/*< private >*/ /*< private >*/
@ -98,6 +123,7 @@ struct MachineClass {
HotplugHandler *(*get_hotplug_handler)(MachineState *machine, HotplugHandler *(*get_hotplug_handler)(MachineState *machine,
DeviceState *dev); DeviceState *dev);
unsigned (*cpu_index_to_socket_id)(unsigned cpu_index); unsigned (*cpu_index_to_socket_id)(unsigned cpu_index);
CPUArchIdList *(*possible_cpu_arch_ids)(MachineState *machine);
}; };
/** /**

4
include/hw/i386/ich9.h
View File

@ -23,7 +23,7 @@ I2CBus *ich9_smb_init(PCIBus *bus, int devfn, uint32_t smb_io_base);
void ich9_generate_smi(void); void ich9_generate_smi(void);
void ich9_generate_nmi(void); void ich9_generate_nmi(void);
#define ICH9_CC_SIZE (16 * 1024) /* 16KB */ #define ICH9_CC_SIZE (16 * 1024) /* 16KB. Chipset configuration registers */
#define TYPE_ICH9_LPC_DEVICE "ICH9-LPC" #define TYPE_ICH9_LPC_DEVICE "ICH9-LPC"
#define ICH9_LPC_DEVICE(obj) \ #define ICH9_LPC_DEVICE(obj) \
@ -65,7 +65,7 @@ typedef struct ICH9LPCState {
/* isa bus */ /* isa bus */
ISABus *isa_bus; ISABus *isa_bus;
MemoryRegion rbca_mem; MemoryRegion rcrb_mem; /* root complex register block */
Notifier machine_ready; Notifier machine_ready;
qemu_irq *pic; qemu_irq *pic;

6
include/hw/i386/pc.h
View File

@ -17,6 +17,7 @@
#include "hw/boards.h" #include "hw/boards.h"
#include "hw/compat.h" #include "hw/compat.h"
#include "hw/mem/pc-dimm.h" #include "hw/mem/pc-dimm.h"
#include "hw/mem/nvdimm.h"
#define HPET_INTCAP "hpet-intcap" #define HPET_INTCAP "hpet-intcap"
@ -57,7 +58,8 @@ struct PCMachineState {
uint64_t max_ram_below_4g; uint64_t max_ram_below_4g;
OnOffAuto vmport; OnOffAuto vmport;
OnOffAuto smm; OnOffAuto smm;
bool nvdimm;
AcpiNVDIMMState acpi_nvdimm_state;
/* RAM information (sizes, addresses, configuration): */ /* RAM information (sizes, addresses, configuration): */
ram_addr_t below_4g_mem_size, above_4g_mem_size; ram_addr_t below_4g_mem_size, above_4g_mem_size;
@ -65,6 +67,7 @@ struct PCMachineState {
/* CPU and apic information: */ /* CPU and apic information: */
bool apic_xrupt_override; bool apic_xrupt_override;
unsigned apic_id_limit; unsigned apic_id_limit;
CPUArchIdList *possible_cpus;
/* NUMA information: */ /* NUMA information: */
uint64_t numa_nodes; uint64_t numa_nodes;
@ -265,6 +268,7 @@ typedef void (*cpu_set_smm_t)(int smm, void *arg);
void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name); void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
ISADevice *pc_find_fdc0(void); ISADevice *pc_find_fdc0(void);
int cmos_get_fd_drive_type(FloppyDriveType fd0);
#define FW_CFG_IO_BASE 0x510 #define FW_CFG_IO_BASE 0x510

32
include/hw/mem/nvdimm.h
View File

@ -25,8 +25,38 @@
#include "hw/mem/pc-dimm.h" #include "hw/mem/pc-dimm.h"
#define TYPE_NVDIMM "nvdimm" #define NVDIMM_DEBUG 0
#define nvdimm_debug(fmt, ...) \
do { \
if (NVDIMM_DEBUG) { \
fprintf(stderr, "nvdimm: " fmt, ## __VA_ARGS__); \
} \
} while (0)
#define TYPE_NVDIMM "nvdimm"
#define NVDIMM_DSM_MEM_FILE "etc/acpi/nvdimm-mem"
/*
* 32 bits IO port starting from 0x0a18 in guest is reserved for
* NVDIMM ACPI emulation.
*/
#define NVDIMM_ACPI_IO_BASE 0x0a18
#define NVDIMM_ACPI_IO_LEN 4
struct AcpiNVDIMMState {
/* detect if NVDIMM support is enabled. */
bool is_enabled;
/* the data of the fw_cfg file NVDIMM_DSM_MEM_FILE. */
GArray *dsm_mem;
/* the IO region used by OSPM to transfer control to QEMU. */
MemoryRegion io_mr;
};
typedef struct AcpiNVDIMMState AcpiNVDIMMState;
void nvdimm_init_acpi_state(AcpiNVDIMMState *state, MemoryRegion *io,
FWCfgState *fw_cfg, Object *owner);
void nvdimm_build_acpi(GArray *table_offsets, GArray *table_data, void nvdimm_build_acpi(GArray *table_offsets, GArray *table_data,
GArray *linker); GArray *linker);
#endif #endif

2
include/hw/pci/msi.h
View File

@ -29,7 +29,7 @@ struct MSIMessage {
uint32_t data; uint32_t data;
}; };
extern bool msi_supported; extern bool msi_nonbroken;
void msi_set_message(PCIDevice *dev, MSIMessage msg); void msi_set_message(PCIDevice *dev, MSIMessage msg);
MSIMessage msi_get_message(PCIDevice *dev, unsigned int vector); MSIMessage msi_get_message(PCIDevice *dev, unsigned int vector);

3
include/standard-headers/linux/virtio_balloon.h
View File

@ -51,7 +51,8 @@ struct virtio_balloon_config {
#define VIRTIO_BALLOON_S_MINFLT 3 /* Number of minor faults */ #define VIRTIO_BALLOON_S_MINFLT 3 /* Number of minor faults */
#define VIRTIO_BALLOON_S_MEMFREE 4 /* Total amount of free memory */ #define VIRTIO_BALLOON_S_MEMFREE 4 /* Total amount of free memory */
#define VIRTIO_BALLOON_S_MEMTOT 5 /* Total amount of memory */ #define VIRTIO_BALLOON_S_MEMTOT 5 /* Total amount of memory */
#define VIRTIO_BALLOON_S_NR 6 #define VIRTIO_BALLOON_S_AVAIL 6 /* Amount of available memory in guest */
#define VIRTIO_BALLOON_S_NR 7
/* /*
* Memory statistics structure. * Memory statistics structure.

14
net/vhost-user.c
View File

@ -27,7 +27,6 @@ typedef struct VhostUserState {
typedef struct VhostUserChardevProps { typedef struct VhostUserChardevProps {
bool is_socket; bool is_socket;
bool is_unix; bool is_unix;
bool is_server;
} VhostUserChardevProps; } VhostUserChardevProps;
VHostNetState *vhost_user_get_vhost_net(NetClientState *nc) VHostNetState *vhost_user_get_vhost_net(NetClientState *nc)
@ -179,6 +178,8 @@ static void net_vhost_user_event(void *opaque, int event)
queues = qemu_find_net_clients_except(name, ncs, queues = qemu_find_net_clients_except(name, ncs,
NET_CLIENT_OPTIONS_KIND_NIC, NET_CLIENT_OPTIONS_KIND_NIC,
MAX_QUEUE_NUM); MAX_QUEUE_NUM);
assert(queues < MAX_QUEUE_NUM);
s = DO_UPCAST(VhostUserState, nc, ncs[0]); s = DO_UPCAST(VhostUserState, nc, ncs[0]);
trace_vhost_user_event(s->chr->label, event); trace_vhost_user_event(s->chr->label, event);
switch (event) { switch (event) {
@ -207,6 +208,9 @@ static int net_vhost_user_init(NetClientState *peer, const char *device,
VhostUserState *s; VhostUserState *s;
int i; int i;
assert(name);
assert(queues > 0);
for (i = 0; i < queues; i++) { for (i = 0; i < queues; i++) {
nc = qemu_new_net_client(&net_vhost_user_info, peer, device, name); nc = qemu_new_net_client(&net_vhost_user_info, peer, device, name);
@ -219,7 +223,7 @@ static int net_vhost_user_init(NetClientState *peer, const char *device,
s->chr = chr; s->chr = chr;
} }
qemu_chr_add_handlers(chr, NULL, NULL, net_vhost_user_event, (void*)name); qemu_chr_add_handlers(chr, NULL, NULL, net_vhost_user_event, nc[0].name);
return 0; return 0;
} }
@ -235,7 +239,6 @@ static int net_vhost_chardev_opts(void *opaque,
} else if (strcmp(name, "path") == 0) { } else if (strcmp(name, "path") == 0) {
props->is_unix = true; props->is_unix = true;
} else if (strcmp(name, "server") == 0) { } else if (strcmp(name, "server") == 0) {
props->is_server = true;
} else { } else {
error_setg(errp, error_setg(errp,
"vhost-user does not support a chardev with option %s=%s", "vhost-user does not support a chardev with option %s=%s",
@ -317,9 +320,10 @@ int net_init_vhost_user(const NetClientOptions *opts, const char *name,
} }
queues = vhost_user_opts->has_queues ? vhost_user_opts->queues : 1; queues = vhost_user_opts->has_queues ? vhost_user_opts->queues : 1;
if (queues < 1) { if (queues < 1 || queues > MAX_QUEUE_NUM) {
error_setg(errp, error_setg(errp,
"vhost-user number of queues must be bigger than zero"); "vhost-user number of queues must be in range [1, %d]",
MAX_QUEUE_NUM);
return -1; return -1;
} }

6
qemu-char.c
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@ -2697,6 +2697,7 @@ static int tcp_set_msgfds(CharDriverState *chr, int *fds, int num)
} }
/* clear old pending fd array */ /* clear old pending fd array */
g_free(s->write_msgfds); g_free(s->write_msgfds);
s->write_msgfds = NULL;
if (num) { if (num) {
s->write_msgfds = g_new(int, num); s->write_msgfds = g_new(int, num);
@ -2768,11 +2769,16 @@ static void tcp_chr_disconnect(CharDriverState *chr)
{ {
TCPCharDriver *s = chr->opaque; TCPCharDriver *s = chr->opaque;
if (!s->connected) {
return;
}
s->connected = 0; s->connected = 0;
if (s->listen_ioc) { if (s->listen_ioc) {
s->listen_tag = qio_channel_add_watch( s->listen_tag = qio_channel_add_watch(
QIO_CHANNEL(s->listen_ioc), G_IO_IN, tcp_chr_accept, chr, NULL); QIO_CHANNEL(s->listen_ioc), G_IO_IN, tcp_chr_accept, chr, NULL);
} }
tcp_set_msgfds(chr, NULL, 0);
remove_fd_in_watch(chr); remove_fd_in_watch(chr);
object_unref(OBJECT(s->sioc)); object_unref(OBJECT(s->sioc));
s->sioc = NULL; s->sioc = NULL;

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tests/acpi-test-data/pc/DSDT.bridge
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