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-rw-r--r--src/soc/intel/xeon_sp/chip_common.c33
-rw-r--r--src/soc/intel/xeon_sp/include/soc/chip_common.h8
-rw-r--r--src/soc/intel/xeon_sp/spr/ioat.c18
3 files changed, 36 insertions, 23 deletions
diff --git a/src/soc/intel/xeon_sp/chip_common.c b/src/soc/intel/xeon_sp/chip_common.c
index ef504d7f0a..bec0d93f63 100644
--- a/src/soc/intel/xeon_sp/chip_common.c
+++ b/src/soc/intel/xeon_sp/chip_common.c
@@ -264,8 +264,9 @@ static struct device_operations ubox_pcie_domain_ops = {
};
static void soc_create_domains(const union xeon_domain_path dp, struct bus *upstream,
- int bus_base, int bus_limit, const char *type,
- struct device_operations *ops)
+ int bus_base, int bus_limit, const char *type,
+ struct device_operations *ops,
+ const size_t pci_segment_group)
{
struct device_path path;
init_xeon_domain_path(&path, dp.socket, dp.stack, bus_base);
@@ -281,14 +282,15 @@ static void soc_create_domains(const union xeon_domain_path dp, struct bus *upst
bus->secondary = bus_base;
bus->subordinate = bus_base;
bus->max_subordinate = bus_limit;
+ bus->segment_group = pci_segment_group;
}
static void soc_create_pcie_domains(const union xeon_domain_path dp, struct bus *upstream,
- const STACK_RES *sr)
+ const STACK_RES *sr, const size_t pci_segment_group)
{
soc_create_domains(dp, upstream, sr->BusBase, sr->BusLimit, DOMAIN_TYPE_PCIE,
- &iio_pcie_domain_ops);
+ &iio_pcie_domain_ops, pci_segment_group);
}
/*
@@ -297,15 +299,15 @@ static void soc_create_pcie_domains(const union xeon_domain_path dp, struct bus
* with 3rd gen Xeon-SP the UBOX devices are located on their own IIO.
*/
static void soc_create_ubox_domains(const union xeon_domain_path dp, struct bus *upstream,
- const STACK_RES *sr)
+ const STACK_RES *sr, const size_t pci_segment_group)
{
/* Only expect 2 UBOX buses here */
assert(sr->BusBase + 1 == sr->BusLimit);
soc_create_domains(dp, upstream, sr->BusBase, sr->BusBase, DOMAIN_TYPE_UBX0,
- &ubox_pcie_domain_ops);
+ &ubox_pcie_domain_ops, pci_segment_group);
soc_create_domains(dp, upstream, sr->BusLimit, sr->BusLimit, DOMAIN_TYPE_UBX1,
- &ubox_pcie_domain_ops);
+ &ubox_pcie_domain_ops, pci_segment_group);
}
#if CONFIG(SOC_INTEL_HAS_CXL)
@@ -356,15 +358,16 @@ static struct device_operations iio_cxl_domain_ops = {
};
void soc_create_cxl_domains(const union xeon_domain_path dp, struct bus *bus,
- const STACK_RES *sr)
+ const STACK_RES *sr, const size_t pci_segment_group)
{
assert(sr->BusBase + 1 <= sr->BusLimit);
+
/* 1st domain contains PCIe RCiEPs */
soc_create_domains(dp, bus, sr->BusBase, sr->BusBase, DOMAIN_TYPE_PCIE,
- &iio_pcie_domain_ops);
+ &iio_pcie_domain_ops, pci_segment_group);
/* 2nd domain contains CXL 1.1 end-points */
soc_create_domains(dp, bus, sr->BusBase + 1, sr->BusLimit, DOMAIN_TYPE_CXL,
- &iio_cxl_domain_ops);
+ &iio_cxl_domain_ops, pci_segment_group);
}
#endif //CONFIG(SOC_INTEL_HAS_CXL)
@@ -382,6 +385,8 @@ void attach_iio_stacks(void)
continue;
for (int x = 0; x < MAX_LOGIC_IIO_STACK; ++x) {
const STACK_RES *ri = &hob->PlatformData.IIO_resource[s].StackRes[x];
+ const size_t seg = hob->PlatformData.CpuQpiInfo[s].PcieSegment;
+
if (ri->BusBase > ri->BusLimit)
continue;
@@ -390,13 +395,13 @@ void attach_iio_stacks(void)
dn.stack = x;
if (is_ubox_stack_res(ri))
- soc_create_ubox_domains(dn, root_bus, ri);
+ soc_create_ubox_domains(dn, root_bus, ri, seg);
else if (CONFIG(SOC_INTEL_HAS_CXL) && is_iio_cxl_stack_res(ri))
- soc_create_cxl_domains(dn, root_bus, ri);
+ soc_create_cxl_domains(dn, root_bus, ri, seg);
else if (is_pcie_iio_stack_res(ri))
- soc_create_pcie_domains(dn, root_bus, ri);
+ soc_create_pcie_domains(dn, root_bus, ri, seg);
else if (CONFIG(HAVE_IOAT_DOMAINS) && is_ioat_iio_stack_res(ri))
- soc_create_ioat_domains(dn, root_bus, ri);
+ soc_create_ioat_domains(dn, root_bus, ri, seg);
}
}
}
diff --git a/src/soc/intel/xeon_sp/include/soc/chip_common.h b/src/soc/intel/xeon_sp/include/soc/chip_common.h
index 53deffa7f4..2b2d5de4be 100644
--- a/src/soc/intel/xeon_sp/include/soc/chip_common.h
+++ b/src/soc/intel/xeon_sp/include/soc/chip_common.h
@@ -53,8 +53,12 @@ void iio_pci_domain_read_resources(struct device *dev);
void iio_cxl_domain_read_resources(struct device *dev);
void attach_iio_stacks(void);
-void soc_create_ioat_domains(union xeon_domain_path path, struct bus *bus, const STACK_RES *sr);
-void soc_create_cxl_domains(const union xeon_domain_path dp, struct bus *bus, const STACK_RES *sr);
+void soc_create_cxl_domains(const union xeon_domain_path dp, struct bus *bus,
+ const STACK_RES *sr, const size_t pci_segment_group);
+void soc_create_ioat_domains(union xeon_domain_path path,
+ struct bus *bus,
+ const STACK_RES *sr,
+ const size_t pci_segment_group);
struct device *dev_find_device_on_socket(uint8_t socket, u16 vendor, u16 device);
struct device *dev_find_all_devices_on_socket(uint8_t socket,
diff --git a/src/soc/intel/xeon_sp/spr/ioat.c b/src/soc/intel/xeon_sp/spr/ioat.c
index 2e3baa3cb0..cdf98347f6 100644
--- a/src/soc/intel/xeon_sp/spr/ioat.c
+++ b/src/soc/intel/xeon_sp/spr/ioat.c
@@ -34,7 +34,7 @@ static void create_ioat_domain(const union xeon_domain_path dp, struct bus *cons
const unsigned int bus_base, const unsigned int bus_limit,
const resource_t mem32_base, const resource_t mem32_limit,
const resource_t mem64_base, const resource_t mem64_limit,
- const char *prefix)
+ const char *prefix, const size_t pci_segment_group)
{
union xeon_domain_path new_path = {
.domain_path = dp.domain_path
@@ -58,6 +58,7 @@ static void create_ioat_domain(const union xeon_domain_path dp, struct bus *cons
bus->secondary = bus_base;
bus->subordinate = bus->secondary;
bus->max_subordinate = bus_limit;
+ bus->segment_group = pci_segment_group;
unsigned int index = 0;
@@ -78,7 +79,10 @@ static void create_ioat_domain(const union xeon_domain_path dp, struct bus *cons
}
}
-void soc_create_ioat_domains(const union xeon_domain_path path, struct bus *const bus, const STACK_RES *const sr)
+void soc_create_ioat_domains(const union xeon_domain_path path,
+ struct bus *const bus,
+ const STACK_RES *const sr,
+ const size_t pci_segment_group)
{
if (sr->BusLimit < sr->BusBase + HQM_BUS_OFFSET + HQM_RESERVED_BUS) {
printk(BIOS_WARNING,
@@ -104,7 +108,7 @@ void soc_create_ioat_domains(const union xeon_domain_path path, struct bus *cons
bus_base = sr->BusBase + CPM_BUS_OFFSET;
bus_limit = bus_base + CPM_RESERVED_BUS;
create_ioat_domain(path, bus, bus_base, bus_limit, -1, 0, mem64_base, mem64_limit,
- DOMAIN_TYPE_CPM0);
+ DOMAIN_TYPE_CPM0, pci_segment_group);
/* HQM0 */
mem64_base = mem64_limit + 1;
@@ -112,7 +116,7 @@ void soc_create_ioat_domains(const union xeon_domain_path path, struct bus *cons
bus_base = sr->BusBase + HQM_BUS_OFFSET;
bus_limit = bus_base + HQM_RESERVED_BUS;
create_ioat_domain(path, bus, bus_base, bus_limit, -1, 0, mem64_base, mem64_limit,
- DOMAIN_TYPE_HQM0);
+ DOMAIN_TYPE_HQM0, pci_segment_group);
/* CPM1 (optional) */
mem64_base = mem64_limit + 1;
@@ -121,7 +125,7 @@ void soc_create_ioat_domains(const union xeon_domain_path path, struct bus *cons
bus_limit = bus_base + CPM_RESERVED_BUS;
if (bus_limit <= sr->BusLimit)
create_ioat_domain(path, bus, bus_base, bus_limit, -1, 0, mem64_base, mem64_limit,
- DOMAIN_TYPE_CPM1);
+ DOMAIN_TYPE_CPM1, pci_segment_group);
/* HQM1 (optional) */
mem64_base = mem64_limit + 1;
@@ -130,7 +134,7 @@ void soc_create_ioat_domains(const union xeon_domain_path path, struct bus *cons
bus_limit = bus_base + HQM_RESERVED_BUS;
if (bus_limit <= sr->BusLimit)
create_ioat_domain(path, bus, bus_base, bus_limit, -1, 0, mem64_base, mem64_limit,
- DOMAIN_TYPE_HQM1);
+ DOMAIN_TYPE_HQM1, pci_segment_group);
/* DINO */
mem64_base = mem64_limit + 1;
@@ -138,5 +142,5 @@ void soc_create_ioat_domains(const union xeon_domain_path path, struct bus *cons
bus_base = sr->BusBase;
bus_limit = bus_base;
create_ioat_domain(path, bus, bus_base, bus_limit, sr->PciResourceMem32Base, sr->PciResourceMem32Limit,
- mem64_base, mem64_limit, DOMAIN_TYPE_DINO);
+ mem64_base, mem64_limit, DOMAIN_TYPE_DINO, pci_segment_group);
}