Enables having multiple CCIs per devices. Each CCI (mailbox) has it's own
state and command list, so they can't share a single structure.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
v2:
- Dropped Fan's RB as substantial changes
- Some of Davidlohr's series adding background command support had
accidentally gotten dragged in here whilst reordering patches.
---
include/hw/cxl/cxl_device.h | 35 ++++++++++----
hw/cxl/cxl-device-utils.c | 31 +++++++++---
hw/cxl/cxl-mailbox-utils.c | 94 ++++++++++++++++++++++---------------
hw/mem/cxl_type3.c | 5 +-
4 files changed, 109 insertions(+), 56 deletions(-)
diff --git a/include/hw/cxl/cxl_device.h b/include/hw/cxl/cxl_device.h
index d7a2c4009e..779ca85319 100644
--- a/include/hw/cxl/cxl_device.h
+++ b/include/hw/cxl/cxl_device.h
@@ -111,12 +111,13 @@ typedef enum {
CXL_MBOX_MAX = 0x17
} CXLRetCode;
+typedef struct CXLCCI CXLCCI;
typedef struct cxl_device_state CXLDeviceState;
struct cxl_cmd;
typedef CXLRetCode (*opcode_handler)(const struct cxl_cmd *cmd,
uint8_t *payload_in, size_t len_in,
uint8_t *payload_out, size_t *len_out,
- CXLDeviceState *cxl_dstate);
+ CXLCCI *cci);
struct cxl_cmd {
const char *name;
opcode_handler handler;
@@ -140,6 +141,21 @@ typedef struct CXLEventLog {
QSIMPLEQ_HEAD(, CXLEvent) events;
} CXLEventLog;
+typedef struct CXLCCI {
+ const struct cxl_cmd (*cxl_cmd_set)[256];
+ struct cel_log {
+ uint16_t opcode;
+ uint16_t effect;
+ } cel_log[1 << 16];
+ size_t cel_size;
+
+ size_t payload_max;
+ /* Pointer to device hosting the CCI */
+ DeviceState *d;
+ /* Pointer to the device hosting the protocol conversion */
+ DeviceState *intf;
+} CXLCCI;
+
typedef struct cxl_device_state {
MemoryRegion device_registers;
@@ -173,11 +189,6 @@ typedef struct cxl_device_state {
uint32_t mbox_reg_state32[CXL_MAILBOX_REGISTERS_LENGTH / 4];
uint64_t mbox_reg_state64[CXL_MAILBOX_REGISTERS_LENGTH / 8];
};
- struct cel_log {
- uint16_t opcode;
- uint16_t effect;
- } cel_log[1 << 16];
- size_t cel_size;
};
struct {
@@ -196,10 +207,12 @@ typedef struct cxl_device_state {
} CXLDeviceState;
/* Initialize the register block for a device */
-void cxl_device_register_block_init(Object *obj, CXLDeviceState *dev);
+void cxl_device_register_block_init(Object *obj, CXLDeviceState *dev,
+ CXLCCI *cci);
+typedef struct CXLType3Dev CXLType3Dev;
/* Set up default values for the register block */
-void cxl_device_register_init_common(CXLDeviceState *dev);
+void cxl_device_register_init_t3(CXLType3Dev *ct3d);
/*
* CXL 2.0 - 8.2.8.1 including errata F4
@@ -245,8 +258,9 @@ CXL_DEVICE_CAPABILITY_HEADER_REGISTER(MEMORY_DEVICE,
CXL_DEVICE_CAP_HDR1_OFFSET +
CXL_DEVICE_CAP_REG_SIZE * 2)
-void cxl_initialize_mailbox(CXLDeviceState *cxl_dstate);
-void cxl_process_mailbox(CXLDeviceState *cxl_dstate);
+void cxl_initialize_mailbox_t3(CXLCCI *cci, DeviceState *d, size_t payload_max);
+void cxl_init_cci(CXLCCI *cci, size_t payload_max);
+void cxl_process_mailbox(CXLCCI *cci);
#define cxl_device_cap_init(dstate, reg, cap_id, ver) \
do { \
@@ -347,6 +361,7 @@ struct CXLType3Dev {
AddressSpace hostpmem_as;
CXLComponentState cxl_cstate;
CXLDeviceState cxl_dstate;
+ CXLCCI cci; /* Primary PCI mailbox CCI */
/* DOE */
DOECap doe_cdat;
diff --git a/hw/cxl/cxl-device-utils.c b/hw/cxl/cxl-device-utils.c
index eb7195272e..327949a805 100644
--- a/hw/cxl/cxl-device-utils.c
+++ b/hw/cxl/cxl-device-utils.c
@@ -62,7 +62,14 @@ static uint64_t dev_reg_read(void *opaque, hwaddr offset, unsigned size)
static uint64_t mailbox_reg_read(void *opaque, hwaddr offset, unsigned size)
{
- CXLDeviceState *cxl_dstate = opaque;
+ CXLDeviceState *cxl_dstate;
+ CXLCCI *cci = opaque;
+
+ if (object_dynamic_cast(OBJECT(cci->intf), TYPE_CXL_TYPE3)) {
+ cxl_dstate = &CXL_TYPE3(cci->intf)->cxl_dstate;
+ } else {
+ return 0;
+ }
switch (size) {
case 1:
@@ -123,7 +130,14 @@ static void mailbox_mem_writeq(uint64_t *reg_state, hwaddr offset,
static void mailbox_reg_write(void *opaque, hwaddr offset, uint64_t value,
unsigned size)
{
- CXLDeviceState *cxl_dstate = opaque;
+ CXLDeviceState *cxl_dstate;
+ CXLCCI *cci = opaque;
+
+ if (object_dynamic_cast(OBJECT(cci->intf), TYPE_CXL_TYPE3)) {
+ cxl_dstate = &CXL_TYPE3(cci->intf)->cxl_dstate;
+ } else {
+ return;
+ }
if (offset >= A_CXL_DEV_CMD_PAYLOAD) {
memcpy(cxl_dstate->mbox_reg_state + offset, &value, size);
@@ -143,7 +157,7 @@ static void mailbox_reg_write(void *opaque, hwaddr offset, uint64_t value,
if (ARRAY_FIELD_EX32(cxl_dstate->mbox_reg_state32, CXL_DEV_MAILBOX_CTRL,
DOORBELL)) {
- cxl_process_mailbox(cxl_dstate);
+ cxl_process_mailbox(cci);
}
}
@@ -223,7 +237,8 @@ static const MemoryRegionOps caps_ops = {
},
};
-void cxl_device_register_block_init(Object *obj, CXLDeviceState *cxl_dstate)
+void cxl_device_register_block_init(Object *obj, CXLDeviceState *cxl_dstate,
+ CXLCCI *cci)
{
/* This will be a BAR, so needs to be rounded up to pow2 for PCI spec */
memory_region_init(&cxl_dstate->device_registers, obj, "device-registers",
@@ -233,7 +248,7 @@ void cxl_device_register_block_init(Object *obj, CXLDeviceState *cxl_dstate)
"cap-array", CXL_CAPS_SIZE);
memory_region_init_io(&cxl_dstate->device, obj, &dev_ops, cxl_dstate,
"device-status", CXL_DEVICE_STATUS_REGISTERS_LENGTH);
- memory_region_init_io(&cxl_dstate->mailbox, obj, &mailbox_ops, cxl_dstate,
+ memory_region_init_io(&cxl_dstate->mailbox, obj, &mailbox_ops, cci,
"mailbox", CXL_MAILBOX_REGISTERS_LENGTH);
memory_region_init_io(&cxl_dstate->memory_device, obj, &mdev_ops,
cxl_dstate, "memory device caps",
@@ -284,8 +299,9 @@ static void mailbox_reg_init_common(CXLDeviceState *cxl_dstate)
static void memdev_reg_init_common(CXLDeviceState *cxl_dstate) { }
-void cxl_device_register_init_common(CXLDeviceState *cxl_dstate)
+void cxl_device_register_init_t3(CXLType3Dev *ct3d)
{
+ CXLDeviceState *cxl_dstate = &ct3d->cxl_dstate;
uint64_t *cap_h = cxl_dstate->caps_reg_state64;
const int cap_count = 3;
@@ -303,7 +319,8 @@ void cxl_device_register_init_common(CXLDeviceState *cxl_dstate)
cxl_device_cap_init(cxl_dstate, MEMORY_DEVICE, 0x4000, 1);
memdev_reg_init_common(cxl_dstate);
- cxl_initialize_mailbox(cxl_dstate);
+ cxl_initialize_mailbox_t3(&ct3d->cci, DEVICE(ct3d),
+ CXL_MAILBOX_MAX_PAYLOAD_SIZE);
}
uint64_t cxl_device_get_timestamp(CXLDeviceState *cxl_dstate)
diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c
index e5ddce37c7..5484dfbbf1 100644
--- a/hw/cxl/cxl-mailbox-utils.c
+++ b/hw/cxl/cxl-mailbox-utils.c
@@ -73,8 +73,9 @@ enum {
static CXLRetCode cmd_events_get_records(const struct cxl_cmd *cmd,
uint8_t *payload_in, size_t len_in,
uint8_t *payload_out, size_t *len_out,
- CXLDeviceState *cxlds)
+ CXLCCI *cci)
{
+ CXLDeviceState *cxlds = &CXL_TYPE3(cci->d)->cxl_dstate;
CXLGetEventPayload *pl;
uint8_t log_type;
int max_recs;
@@ -102,8 +103,9 @@ static CXLRetCode cmd_events_clear_records(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxlds)
+ CXLCCI *cci)
{
+ CXLDeviceState *cxlds = &CXL_TYPE3(cci->d)->cxl_dstate;
CXLClearEventPayload *pl;
pl = (CXLClearEventPayload *)payload_in;
@@ -116,8 +118,9 @@ static CXLRetCode cmd_events_get_interrupt_policy(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxlds)
+ CXLCCI *cci)
{
+ CXLDeviceState *cxlds = &CXL_TYPE3(cci->d)->cxl_dstate;
CXLEventInterruptPolicy *policy;
CXLEventLog *log;
@@ -159,8 +162,9 @@ static CXLRetCode cmd_events_set_interrupt_policy(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxlds)
+ CXLCCI *cci)
{
+ CXLDeviceState *cxlds = &CXL_TYPE3(cci->d)->cxl_dstate;
CXLEventInterruptPolicy *policy;
CXLEventLog *log;
@@ -205,8 +209,9 @@ static CXLRetCode cmd_firmware_update_get_info(const struct cxl_cmd *cmd,
size_t len,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
+ CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
struct {
uint8_t slots_supported;
uint8_t slot_info;
@@ -242,8 +247,9 @@ static CXLRetCode cmd_timestamp_get(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
+ CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
uint64_t final_time = cxl_device_get_timestamp(cxl_dstate);
stq_le_p(payload_out, final_time);
@@ -258,8 +264,10 @@ static CXLRetCode cmd_timestamp_set(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
+ CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
+
cxl_dstate->timestamp.set = true;
cxl_dstate->timestamp.last_set = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
@@ -281,7 +289,7 @@ static CXLRetCode cmd_logs_get_supported(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
struct {
uint16_t entries;
@@ -295,7 +303,7 @@ static CXLRetCode cmd_logs_get_supported(const struct cxl_cmd *cmd,
supported_logs->entries = 1;
supported_logs->log_entries[0].uuid = cel_uuid;
- supported_logs->log_entries[0].size = 4 * cxl_dstate->cel_size;
+ supported_logs->log_entries[0].size = 4 * cci->cel_size;
*len_out = sizeof(*supported_logs);
return CXL_MBOX_SUCCESS;
@@ -307,7 +315,7 @@ static CXLRetCode cmd_logs_get_log(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
struct {
QemuUUID uuid;
@@ -330,7 +338,7 @@ static CXLRetCode cmd_logs_get_log(const struct cxl_cmd *cmd,
* the only possible failure would be if the mailbox itself isn't big
* enough.
*/
- if (get_log->offset + get_log->length > cxl_dstate->payload_size) {
+ if (get_log->offset + get_log->length > cci->payload_max) {
return CXL_MBOX_INVALID_INPUT;
}
@@ -341,8 +349,7 @@ static CXLRetCode cmd_logs_get_log(const struct cxl_cmd *cmd,
/* Store off everything to local variables so we can wipe out the payload */
*len_out = get_log->length;
- memmove(payload_out, cxl_dstate->cel_log + get_log->offset,
- get_log->length);
+ memmove(payload_out, cci->cel_log + get_log->offset, get_log->length);
return CXL_MBOX_SUCCESS;
}
@@ -353,7 +360,7 @@ static CXLRetCode cmd_identify_memory_device(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
struct {
char fw_revision[0x10];
@@ -372,9 +379,9 @@ static CXLRetCode cmd_identify_memory_device(const struct cxl_cmd *cmd,
uint8_t qos_telemetry_caps;
} QEMU_PACKED *id;
QEMU_BUILD_BUG_ON(sizeof(*id) != 0x43);
-
- CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
+ CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
CXLType3Class *cvc = CXL_TYPE3_GET_CLASS(ct3d);
+ CXLDeviceState *cxl_dstate = &ct3d->cxl_dstate;
if ((!QEMU_IS_ALIGNED(cxl_dstate->vmem_size, CXL_CAPACITY_MULTIPLIER)) ||
(!QEMU_IS_ALIGNED(cxl_dstate->pmem_size, CXL_CAPACITY_MULTIPLIER))) {
@@ -407,8 +414,9 @@ static CXLRetCode cmd_ccls_get_partition_info(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
+ CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
struct {
uint64_t active_vmem;
uint64_t active_pmem;
@@ -442,13 +450,13 @@ static CXLRetCode cmd_ccls_get_lsa(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
struct {
uint32_t offset;
uint32_t length;
} QEMU_PACKED *get_lsa;
- CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
+ CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
CXLType3Class *cvc = CXL_TYPE3_GET_CLASS(ct3d);
uint32_t offset, length;
@@ -470,7 +478,7 @@ static CXLRetCode cmd_ccls_set_lsa(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
struct set_lsa_pl {
uint32_t offset;
@@ -478,7 +486,7 @@ static CXLRetCode cmd_ccls_set_lsa(const struct cxl_cmd *cmd,
uint8_t data[];
} QEMU_PACKED;
struct set_lsa_pl *set_lsa_payload = (void *)payload_in;
- CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
+ CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
CXLType3Class *cvc = CXL_TYPE3_GET_CLASS(ct3d);
const size_t hdr_len = offsetof(struct set_lsa_pl, data);
@@ -507,7 +515,7 @@ static CXLRetCode cmd_media_get_poison_list(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
struct get_poison_list_pl {
uint64_t pa;
@@ -529,7 +537,7 @@ static CXLRetCode cmd_media_get_poison_list(const struct cxl_cmd *cmd,
struct get_poison_list_pl *in = (void *)payload_in;
struct get_poison_list_out_pl *out = (void *)payload_out;
- CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
+ CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
uint16_t record_count = 0, i = 0;
uint64_t query_start, query_length;
CXLPoisonList *poison_list = &ct3d->poison_list;
@@ -586,9 +594,9 @@ static CXLRetCode cmd_media_inject_poison(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
- CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
+ CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
CXLPoisonList *poison_list = &ct3d->poison_list;
CXLPoison *ent;
struct inject_poison_pl {
@@ -629,9 +637,10 @@ static CXLRetCode cmd_media_clear_poison(const struct cxl_cmd *cmd,
size_t len_in,
uint8_t *payload_out,
size_t *len_out,
- CXLDeviceState *cxl_dstate)
+ CXLCCI *cci)
{
- CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
+ CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
+ CXLDeviceState *cxl_dstate = &ct3d->cxl_dstate;
CXLPoisonList *poison_list = &ct3d->poison_list;
CXLType3Class *cvc = CXL_TYPE3_GET_CLASS(ct3d);
struct clear_poison_pl {
@@ -745,12 +754,13 @@ static const struct cxl_cmd cxl_cmd_set[256][256] = {
cmd_media_clear_poison, 72, 0 },
};
-void cxl_process_mailbox(CXLDeviceState *cxl_dstate)
+void cxl_process_mailbox(CXLCCI *cci)
{
uint16_t ret = CXL_MBOX_SUCCESS;
const struct cxl_cmd *cxl_cmd;
uint64_t status_reg = 0;
opcode_handler h;
+ CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
uint64_t command_reg = cxl_dstate->mbox_reg_state64[R_CXL_DEV_MAILBOX_CMD];
uint8_t set = FIELD_EX64(command_reg, CXL_DEV_MAILBOX_CMD, COMMAND_SET);
@@ -767,12 +777,12 @@ void cxl_process_mailbox(CXLDeviceState *cxl_dstate)
pl_in_copy = g_memdup2(pl, len_in);
/* Avoid stale data - including from earlier commands */
memset(pl, 0, CXL_MAILBOX_MAX_PAYLOAD_SIZE);
- cxl_cmd = &cxl_dstate->cxl_cmd_set[set][cmd];
+ cxl_cmd = &cci->cxl_cmd_set[set][cmd];
h = cxl_cmd->handler;
if (h) {
if (len_in == cxl_cmd->in || cxl_cmd->in == ~0) {
- ret = (*h)(cxl_cmd, pl_in_copy, len_in, pl, &len_out, cxl_dstate);
- assert(len_out <= cxl_dstate->payload_size);
+ ret = (*h)(cxl_cmd, pl, len_in, pl, &len_out, cci);
+ assert(len_out <= cci->payload_max);
} else {
ret = CXL_MBOX_INVALID_PAYLOAD_LENGTH;
}
@@ -798,20 +808,30 @@ void cxl_process_mailbox(CXLDeviceState *cxl_dstate)
DOORBELL, 0);
}
-void cxl_initialize_mailbox(CXLDeviceState *cxl_dstate)
+void cxl_init_cci(CXLCCI *cci, size_t payload_max)
{
- cxl_dstate->cxl_cmd_set = cxl_cmd_set;
+ cci->payload_max = payload_max;
for (int set = 0; set < 256; set++) {
for (int cmd = 0; cmd < 256; cmd++) {
- if (cxl_dstate->cxl_cmd_set[set][cmd].handler) {
- const struct cxl_cmd *c = &cxl_dstate->cxl_cmd_set[set][cmd];
+ if (cci->cxl_cmd_set[set][cmd].handler) {
+ const struct cxl_cmd *c = &cci->cxl_cmd_set[set][cmd];
struct cel_log *log =
- &cxl_dstate->cel_log[cxl_dstate->cel_size];
+ &cci->cel_log[cci->cel_size];
log->opcode = (set << 8) | cmd;
log->effect = c->effect;
- cxl_dstate->cel_size++;
+ cci->cel_size++;
}
}
}
}
+
+void cxl_initialize_mailbox_t3(CXLCCI *cci, DeviceState *d, size_t payload_max)
+{
+ cci->cxl_cmd_set = cxl_cmd_set;
+ cci->d = d;
+
+ /* No separation for PCI MB as protocol handled in PCI device */
+ cci->intf = d;
+ cxl_init_cci(cci, payload_max);
+}
diff --git a/hw/mem/cxl_type3.c b/hw/mem/cxl_type3.c
index 18ad853f5b..0529745786 100644
--- a/hw/mem/cxl_type3.c
+++ b/hw/mem/cxl_type3.c
@@ -716,7 +716,8 @@ static void ct3_realize(PCIDevice *pci_dev, Error **errp)
pci_dev, CXL_COMPONENT_REG_BAR_IDX,
PCI_BASE_ADDRESS_SPACE_MEMORY | PCI_BASE_ADDRESS_MEM_TYPE_64, mr);
- cxl_device_register_block_init(OBJECT(pci_dev), &ct3d->cxl_dstate);
+ cxl_device_register_block_init(OBJECT(pci_dev), &ct3d->cxl_dstate,
+ &ct3d->cci);
pci_register_bar(pci_dev, CXL_DEVICE_REG_BAR_IDX,
PCI_BASE_ADDRESS_SPACE_MEMORY |
PCI_BASE_ADDRESS_MEM_TYPE_64,
@@ -922,7 +923,7 @@ static void ct3d_reset(DeviceState *dev)
uint32_t *write_msk = ct3d->cxl_cstate.crb.cache_mem_regs_write_mask;
cxl_component_register_init_common(reg_state, write_msk, CXL2_TYPE3_DEVICE);
- cxl_device_register_init_common(&ct3d->cxl_dstate);
+ cxl_device_register_init_t3(ct3d);
}
static Property ct3_props[] = {
--
2.39.2On Mon, Oct 23, 2023 at 05:07:52PM +0100, Jonathan Cameron wrote:
> Enables having multiple CCIs per devices. Each CCI (mailbox) has it's own
> state and command list, so they can't share a single structure.
>
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
>
Reviewed-by: Fan Ni <fan.ni@samsung.com>
> ---
> v2:
> - Dropped Fan's RB as substantial changes
> - Some of Davidlohr's series adding background command support had
> accidentally gotten dragged in here whilst reordering patches.
> ---
> include/hw/cxl/cxl_device.h | 35 ++++++++++----
> hw/cxl/cxl-device-utils.c | 31 +++++++++---
> hw/cxl/cxl-mailbox-utils.c | 94 ++++++++++++++++++++++---------------
> hw/mem/cxl_type3.c | 5 +-
> 4 files changed, 109 insertions(+), 56 deletions(-)
>
> diff --git a/include/hw/cxl/cxl_device.h b/include/hw/cxl/cxl_device.h
> index d7a2c4009e..779ca85319 100644
> --- a/include/hw/cxl/cxl_device.h
> +++ b/include/hw/cxl/cxl_device.h
> @@ -111,12 +111,13 @@ typedef enum {
> CXL_MBOX_MAX = 0x17
> } CXLRetCode;
>
> +typedef struct CXLCCI CXLCCI;
> typedef struct cxl_device_state CXLDeviceState;
> struct cxl_cmd;
> typedef CXLRetCode (*opcode_handler)(const struct cxl_cmd *cmd,
> uint8_t *payload_in, size_t len_in,
> uint8_t *payload_out, size_t *len_out,
> - CXLDeviceState *cxl_dstate);
> + CXLCCI *cci);
> struct cxl_cmd {
> const char *name;
> opcode_handler handler;
> @@ -140,6 +141,21 @@ typedef struct CXLEventLog {
> QSIMPLEQ_HEAD(, CXLEvent) events;
> } CXLEventLog;
>
> +typedef struct CXLCCI {
> + const struct cxl_cmd (*cxl_cmd_set)[256];
> + struct cel_log {
> + uint16_t opcode;
> + uint16_t effect;
> + } cel_log[1 << 16];
> + size_t cel_size;
> +
> + size_t payload_max;
> + /* Pointer to device hosting the CCI */
> + DeviceState *d;
> + /* Pointer to the device hosting the protocol conversion */
> + DeviceState *intf;
> +} CXLCCI;
> +
> typedef struct cxl_device_state {
> MemoryRegion device_registers;
>
> @@ -173,11 +189,6 @@ typedef struct cxl_device_state {
> uint32_t mbox_reg_state32[CXL_MAILBOX_REGISTERS_LENGTH / 4];
> uint64_t mbox_reg_state64[CXL_MAILBOX_REGISTERS_LENGTH / 8];
> };
> - struct cel_log {
> - uint16_t opcode;
> - uint16_t effect;
> - } cel_log[1 << 16];
> - size_t cel_size;
> };
>
> struct {
> @@ -196,10 +207,12 @@ typedef struct cxl_device_state {
> } CXLDeviceState;
>
> /* Initialize the register block for a device */
> -void cxl_device_register_block_init(Object *obj, CXLDeviceState *dev);
> +void cxl_device_register_block_init(Object *obj, CXLDeviceState *dev,
> + CXLCCI *cci);
>
> +typedef struct CXLType3Dev CXLType3Dev;
> /* Set up default values for the register block */
> -void cxl_device_register_init_common(CXLDeviceState *dev);
> +void cxl_device_register_init_t3(CXLType3Dev *ct3d);
>
> /*
> * CXL 2.0 - 8.2.8.1 including errata F4
> @@ -245,8 +258,9 @@ CXL_DEVICE_CAPABILITY_HEADER_REGISTER(MEMORY_DEVICE,
> CXL_DEVICE_CAP_HDR1_OFFSET +
> CXL_DEVICE_CAP_REG_SIZE * 2)
>
> -void cxl_initialize_mailbox(CXLDeviceState *cxl_dstate);
> -void cxl_process_mailbox(CXLDeviceState *cxl_dstate);
> +void cxl_initialize_mailbox_t3(CXLCCI *cci, DeviceState *d, size_t payload_max);
> +void cxl_init_cci(CXLCCI *cci, size_t payload_max);
> +void cxl_process_mailbox(CXLCCI *cci);
>
> #define cxl_device_cap_init(dstate, reg, cap_id, ver) \
> do { \
> @@ -347,6 +361,7 @@ struct CXLType3Dev {
> AddressSpace hostpmem_as;
> CXLComponentState cxl_cstate;
> CXLDeviceState cxl_dstate;
> + CXLCCI cci; /* Primary PCI mailbox CCI */
>
> /* DOE */
> DOECap doe_cdat;
> diff --git a/hw/cxl/cxl-device-utils.c b/hw/cxl/cxl-device-utils.c
> index eb7195272e..327949a805 100644
> --- a/hw/cxl/cxl-device-utils.c
> +++ b/hw/cxl/cxl-device-utils.c
> @@ -62,7 +62,14 @@ static uint64_t dev_reg_read(void *opaque, hwaddr offset, unsigned size)
>
> static uint64_t mailbox_reg_read(void *opaque, hwaddr offset, unsigned size)
> {
> - CXLDeviceState *cxl_dstate = opaque;
> + CXLDeviceState *cxl_dstate;
> + CXLCCI *cci = opaque;
> +
> + if (object_dynamic_cast(OBJECT(cci->intf), TYPE_CXL_TYPE3)) {
> + cxl_dstate = &CXL_TYPE3(cci->intf)->cxl_dstate;
> + } else {
> + return 0;
> + }
>
> switch (size) {
> case 1:
> @@ -123,7 +130,14 @@ static void mailbox_mem_writeq(uint64_t *reg_state, hwaddr offset,
> static void mailbox_reg_write(void *opaque, hwaddr offset, uint64_t value,
> unsigned size)
> {
> - CXLDeviceState *cxl_dstate = opaque;
> + CXLDeviceState *cxl_dstate;
> + CXLCCI *cci = opaque;
> +
> + if (object_dynamic_cast(OBJECT(cci->intf), TYPE_CXL_TYPE3)) {
> + cxl_dstate = &CXL_TYPE3(cci->intf)->cxl_dstate;
> + } else {
> + return;
> + }
>
> if (offset >= A_CXL_DEV_CMD_PAYLOAD) {
> memcpy(cxl_dstate->mbox_reg_state + offset, &value, size);
> @@ -143,7 +157,7 @@ static void mailbox_reg_write(void *opaque, hwaddr offset, uint64_t value,
>
> if (ARRAY_FIELD_EX32(cxl_dstate->mbox_reg_state32, CXL_DEV_MAILBOX_CTRL,
> DOORBELL)) {
> - cxl_process_mailbox(cxl_dstate);
> + cxl_process_mailbox(cci);
> }
> }
>
> @@ -223,7 +237,8 @@ static const MemoryRegionOps caps_ops = {
> },
> };
>
> -void cxl_device_register_block_init(Object *obj, CXLDeviceState *cxl_dstate)
> +void cxl_device_register_block_init(Object *obj, CXLDeviceState *cxl_dstate,
> + CXLCCI *cci)
> {
> /* This will be a BAR, so needs to be rounded up to pow2 for PCI spec */
> memory_region_init(&cxl_dstate->device_registers, obj, "device-registers",
> @@ -233,7 +248,7 @@ void cxl_device_register_block_init(Object *obj, CXLDeviceState *cxl_dstate)
> "cap-array", CXL_CAPS_SIZE);
> memory_region_init_io(&cxl_dstate->device, obj, &dev_ops, cxl_dstate,
> "device-status", CXL_DEVICE_STATUS_REGISTERS_LENGTH);
> - memory_region_init_io(&cxl_dstate->mailbox, obj, &mailbox_ops, cxl_dstate,
> + memory_region_init_io(&cxl_dstate->mailbox, obj, &mailbox_ops, cci,
> "mailbox", CXL_MAILBOX_REGISTERS_LENGTH);
> memory_region_init_io(&cxl_dstate->memory_device, obj, &mdev_ops,
> cxl_dstate, "memory device caps",
> @@ -284,8 +299,9 @@ static void mailbox_reg_init_common(CXLDeviceState *cxl_dstate)
>
> static void memdev_reg_init_common(CXLDeviceState *cxl_dstate) { }
>
> -void cxl_device_register_init_common(CXLDeviceState *cxl_dstate)
> +void cxl_device_register_init_t3(CXLType3Dev *ct3d)
> {
> + CXLDeviceState *cxl_dstate = &ct3d->cxl_dstate;
> uint64_t *cap_h = cxl_dstate->caps_reg_state64;
> const int cap_count = 3;
>
> @@ -303,7 +319,8 @@ void cxl_device_register_init_common(CXLDeviceState *cxl_dstate)
> cxl_device_cap_init(cxl_dstate, MEMORY_DEVICE, 0x4000, 1);
> memdev_reg_init_common(cxl_dstate);
>
> - cxl_initialize_mailbox(cxl_dstate);
> + cxl_initialize_mailbox_t3(&ct3d->cci, DEVICE(ct3d),
> + CXL_MAILBOX_MAX_PAYLOAD_SIZE);
> }
>
> uint64_t cxl_device_get_timestamp(CXLDeviceState *cxl_dstate)
> diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c
> index e5ddce37c7..5484dfbbf1 100644
> --- a/hw/cxl/cxl-mailbox-utils.c
> +++ b/hw/cxl/cxl-mailbox-utils.c
> @@ -73,8 +73,9 @@ enum {
> static CXLRetCode cmd_events_get_records(const struct cxl_cmd *cmd,
> uint8_t *payload_in, size_t len_in,
> uint8_t *payload_out, size_t *len_out,
> - CXLDeviceState *cxlds)
> + CXLCCI *cci)
> {
> + CXLDeviceState *cxlds = &CXL_TYPE3(cci->d)->cxl_dstate;
> CXLGetEventPayload *pl;
> uint8_t log_type;
> int max_recs;
> @@ -102,8 +103,9 @@ static CXLRetCode cmd_events_clear_records(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxlds)
> + CXLCCI *cci)
> {
> + CXLDeviceState *cxlds = &CXL_TYPE3(cci->d)->cxl_dstate;
> CXLClearEventPayload *pl;
>
> pl = (CXLClearEventPayload *)payload_in;
> @@ -116,8 +118,9 @@ static CXLRetCode cmd_events_get_interrupt_policy(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxlds)
> + CXLCCI *cci)
> {
> + CXLDeviceState *cxlds = &CXL_TYPE3(cci->d)->cxl_dstate;
> CXLEventInterruptPolicy *policy;
> CXLEventLog *log;
>
> @@ -159,8 +162,9 @@ static CXLRetCode cmd_events_set_interrupt_policy(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxlds)
> + CXLCCI *cci)
> {
> + CXLDeviceState *cxlds = &CXL_TYPE3(cci->d)->cxl_dstate;
> CXLEventInterruptPolicy *policy;
> CXLEventLog *log;
>
> @@ -205,8 +209,9 @@ static CXLRetCode cmd_firmware_update_get_info(const struct cxl_cmd *cmd,
> size_t len,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> + CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
> struct {
> uint8_t slots_supported;
> uint8_t slot_info;
> @@ -242,8 +247,9 @@ static CXLRetCode cmd_timestamp_get(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> + CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
> uint64_t final_time = cxl_device_get_timestamp(cxl_dstate);
>
> stq_le_p(payload_out, final_time);
> @@ -258,8 +264,10 @@ static CXLRetCode cmd_timestamp_set(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> + CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
> +
> cxl_dstate->timestamp.set = true;
> cxl_dstate->timestamp.last_set = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
>
> @@ -281,7 +289,7 @@ static CXLRetCode cmd_logs_get_supported(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> struct {
> uint16_t entries;
> @@ -295,7 +303,7 @@ static CXLRetCode cmd_logs_get_supported(const struct cxl_cmd *cmd,
>
> supported_logs->entries = 1;
> supported_logs->log_entries[0].uuid = cel_uuid;
> - supported_logs->log_entries[0].size = 4 * cxl_dstate->cel_size;
> + supported_logs->log_entries[0].size = 4 * cci->cel_size;
>
> *len_out = sizeof(*supported_logs);
> return CXL_MBOX_SUCCESS;
> @@ -307,7 +315,7 @@ static CXLRetCode cmd_logs_get_log(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> struct {
> QemuUUID uuid;
> @@ -330,7 +338,7 @@ static CXLRetCode cmd_logs_get_log(const struct cxl_cmd *cmd,
> * the only possible failure would be if the mailbox itself isn't big
> * enough.
> */
> - if (get_log->offset + get_log->length > cxl_dstate->payload_size) {
> + if (get_log->offset + get_log->length > cci->payload_max) {
> return CXL_MBOX_INVALID_INPUT;
> }
>
> @@ -341,8 +349,7 @@ static CXLRetCode cmd_logs_get_log(const struct cxl_cmd *cmd,
> /* Store off everything to local variables so we can wipe out the payload */
> *len_out = get_log->length;
>
> - memmove(payload_out, cxl_dstate->cel_log + get_log->offset,
> - get_log->length);
> + memmove(payload_out, cci->cel_log + get_log->offset, get_log->length);
>
> return CXL_MBOX_SUCCESS;
> }
> @@ -353,7 +360,7 @@ static CXLRetCode cmd_identify_memory_device(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> struct {
> char fw_revision[0x10];
> @@ -372,9 +379,9 @@ static CXLRetCode cmd_identify_memory_device(const struct cxl_cmd *cmd,
> uint8_t qos_telemetry_caps;
> } QEMU_PACKED *id;
> QEMU_BUILD_BUG_ON(sizeof(*id) != 0x43);
> -
> - CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
> + CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
> CXLType3Class *cvc = CXL_TYPE3_GET_CLASS(ct3d);
> + CXLDeviceState *cxl_dstate = &ct3d->cxl_dstate;
>
> if ((!QEMU_IS_ALIGNED(cxl_dstate->vmem_size, CXL_CAPACITY_MULTIPLIER)) ||
> (!QEMU_IS_ALIGNED(cxl_dstate->pmem_size, CXL_CAPACITY_MULTIPLIER))) {
> @@ -407,8 +414,9 @@ static CXLRetCode cmd_ccls_get_partition_info(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> + CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
> struct {
> uint64_t active_vmem;
> uint64_t active_pmem;
> @@ -442,13 +450,13 @@ static CXLRetCode cmd_ccls_get_lsa(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> struct {
> uint32_t offset;
> uint32_t length;
> } QEMU_PACKED *get_lsa;
> - CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
> + CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
> CXLType3Class *cvc = CXL_TYPE3_GET_CLASS(ct3d);
> uint32_t offset, length;
>
> @@ -470,7 +478,7 @@ static CXLRetCode cmd_ccls_set_lsa(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> struct set_lsa_pl {
> uint32_t offset;
> @@ -478,7 +486,7 @@ static CXLRetCode cmd_ccls_set_lsa(const struct cxl_cmd *cmd,
> uint8_t data[];
> } QEMU_PACKED;
> struct set_lsa_pl *set_lsa_payload = (void *)payload_in;
> - CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
> + CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
> CXLType3Class *cvc = CXL_TYPE3_GET_CLASS(ct3d);
> const size_t hdr_len = offsetof(struct set_lsa_pl, data);
>
> @@ -507,7 +515,7 @@ static CXLRetCode cmd_media_get_poison_list(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> struct get_poison_list_pl {
> uint64_t pa;
> @@ -529,7 +537,7 @@ static CXLRetCode cmd_media_get_poison_list(const struct cxl_cmd *cmd,
>
> struct get_poison_list_pl *in = (void *)payload_in;
> struct get_poison_list_out_pl *out = (void *)payload_out;
> - CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
> + CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
> uint16_t record_count = 0, i = 0;
> uint64_t query_start, query_length;
> CXLPoisonList *poison_list = &ct3d->poison_list;
> @@ -586,9 +594,9 @@ static CXLRetCode cmd_media_inject_poison(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> - CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
> + CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
> CXLPoisonList *poison_list = &ct3d->poison_list;
> CXLPoison *ent;
> struct inject_poison_pl {
> @@ -629,9 +637,10 @@ static CXLRetCode cmd_media_clear_poison(const struct cxl_cmd *cmd,
> size_t len_in,
> uint8_t *payload_out,
> size_t *len_out,
> - CXLDeviceState *cxl_dstate)
> + CXLCCI *cci)
> {
> - CXLType3Dev *ct3d = container_of(cxl_dstate, CXLType3Dev, cxl_dstate);
> + CXLType3Dev *ct3d = CXL_TYPE3(cci->d);
> + CXLDeviceState *cxl_dstate = &ct3d->cxl_dstate;
> CXLPoisonList *poison_list = &ct3d->poison_list;
> CXLType3Class *cvc = CXL_TYPE3_GET_CLASS(ct3d);
> struct clear_poison_pl {
> @@ -745,12 +754,13 @@ static const struct cxl_cmd cxl_cmd_set[256][256] = {
> cmd_media_clear_poison, 72, 0 },
> };
>
> -void cxl_process_mailbox(CXLDeviceState *cxl_dstate)
> +void cxl_process_mailbox(CXLCCI *cci)
> {
> uint16_t ret = CXL_MBOX_SUCCESS;
> const struct cxl_cmd *cxl_cmd;
> uint64_t status_reg = 0;
> opcode_handler h;
> + CXLDeviceState *cxl_dstate = &CXL_TYPE3(cci->d)->cxl_dstate;
> uint64_t command_reg = cxl_dstate->mbox_reg_state64[R_CXL_DEV_MAILBOX_CMD];
>
> uint8_t set = FIELD_EX64(command_reg, CXL_DEV_MAILBOX_CMD, COMMAND_SET);
> @@ -767,12 +777,12 @@ void cxl_process_mailbox(CXLDeviceState *cxl_dstate)
> pl_in_copy = g_memdup2(pl, len_in);
> /* Avoid stale data - including from earlier commands */
> memset(pl, 0, CXL_MAILBOX_MAX_PAYLOAD_SIZE);
> - cxl_cmd = &cxl_dstate->cxl_cmd_set[set][cmd];
> + cxl_cmd = &cci->cxl_cmd_set[set][cmd];
> h = cxl_cmd->handler;
> if (h) {
> if (len_in == cxl_cmd->in || cxl_cmd->in == ~0) {
> - ret = (*h)(cxl_cmd, pl_in_copy, len_in, pl, &len_out, cxl_dstate);
> - assert(len_out <= cxl_dstate->payload_size);
> + ret = (*h)(cxl_cmd, pl, len_in, pl, &len_out, cci);
> + assert(len_out <= cci->payload_max);
> } else {
> ret = CXL_MBOX_INVALID_PAYLOAD_LENGTH;
> }
> @@ -798,20 +808,30 @@ void cxl_process_mailbox(CXLDeviceState *cxl_dstate)
> DOORBELL, 0);
> }
>
> -void cxl_initialize_mailbox(CXLDeviceState *cxl_dstate)
> +void cxl_init_cci(CXLCCI *cci, size_t payload_max)
> {
> - cxl_dstate->cxl_cmd_set = cxl_cmd_set;
> + cci->payload_max = payload_max;
> for (int set = 0; set < 256; set++) {
> for (int cmd = 0; cmd < 256; cmd++) {
> - if (cxl_dstate->cxl_cmd_set[set][cmd].handler) {
> - const struct cxl_cmd *c = &cxl_dstate->cxl_cmd_set[set][cmd];
> + if (cci->cxl_cmd_set[set][cmd].handler) {
> + const struct cxl_cmd *c = &cci->cxl_cmd_set[set][cmd];
> struct cel_log *log =
> - &cxl_dstate->cel_log[cxl_dstate->cel_size];
> + &cci->cel_log[cci->cel_size];
>
> log->opcode = (set << 8) | cmd;
> log->effect = c->effect;
> - cxl_dstate->cel_size++;
> + cci->cel_size++;
> }
> }
> }
> }
> +
> +void cxl_initialize_mailbox_t3(CXLCCI *cci, DeviceState *d, size_t payload_max)
> +{
> + cci->cxl_cmd_set = cxl_cmd_set;
> + cci->d = d;
> +
> + /* No separation for PCI MB as protocol handled in PCI device */
> + cci->intf = d;
> + cxl_init_cci(cci, payload_max);
> +}
> diff --git a/hw/mem/cxl_type3.c b/hw/mem/cxl_type3.c
> index 18ad853f5b..0529745786 100644
> --- a/hw/mem/cxl_type3.c
> +++ b/hw/mem/cxl_type3.c
> @@ -716,7 +716,8 @@ static void ct3_realize(PCIDevice *pci_dev, Error **errp)
> pci_dev, CXL_COMPONENT_REG_BAR_IDX,
> PCI_BASE_ADDRESS_SPACE_MEMORY | PCI_BASE_ADDRESS_MEM_TYPE_64, mr);
>
> - cxl_device_register_block_init(OBJECT(pci_dev), &ct3d->cxl_dstate);
> + cxl_device_register_block_init(OBJECT(pci_dev), &ct3d->cxl_dstate,
> + &ct3d->cci);
> pci_register_bar(pci_dev, CXL_DEVICE_REG_BAR_IDX,
> PCI_BASE_ADDRESS_SPACE_MEMORY |
> PCI_BASE_ADDRESS_MEM_TYPE_64,
> @@ -922,7 +923,7 @@ static void ct3d_reset(DeviceState *dev)
> uint32_t *write_msk = ct3d->cxl_cstate.crb.cache_mem_regs_write_mask;
>
> cxl_component_register_init_common(reg_state, write_msk, CXL2_TYPE3_DEVICE);
> - cxl_device_register_init_common(&ct3d->cxl_dstate);
> + cxl_device_register_init_t3(ct3d);
> }
>
> static Property ct3_props[] = {
> --
> 2.39.2
>
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