diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/xeon_sp/chip_common.c | 184 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/chip_gen1.c | 201 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/cpx/Makefile.mk | 1 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/include/soc/chip_common.h | 19 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/skx/Makefile.mk | 1 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/spr/Makefile.mk | 1 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/spr/ioat.c | 8 |
7 files changed, 221 insertions, 194 deletions
diff --git a/src/soc/intel/xeon_sp/chip_common.c b/src/soc/intel/xeon_sp/chip_common.c index 3ca0eca5ee..66f71698da 100644 --- a/src/soc/intel/xeon_sp/chip_common.c +++ b/src/soc/intel/xeon_sp/chip_common.c @@ -12,19 +12,6 @@ #include <soc/util.h> #include <stdlib.h> -static const STACK_RES *domain_to_stack_res(const struct device *dev) -{ - assert(dev->path.type == DEVICE_PATH_DOMAIN); - const union xeon_domain_path dn = { - .domain_path = dev->path.domain.domain - }; - - const IIO_UDS *hob = get_iio_uds(); - assert(hob != NULL); - - return &hob->PlatformData.IIO_resource[dn.socket].StackRes[dn.stack]; -} - /** * Find all device of a given vendor and type for the specified socket. * The function iterates over all PCI domains of the specified socket @@ -189,81 +176,7 @@ int iio_pci_domain_stack_from_dev(struct device *dev) return dn.stack; } -void iio_pci_domain_read_resources(struct device *dev) -{ - struct resource *res; - const STACK_RES *sr = domain_to_stack_res(dev); - - if (!sr) - return; - - int index = 0; - - if (is_domain0(dev)) { - /* The 0 - 0xfff IO range is not reported by the HOB but still gets decoded */ - res = new_resource(dev, index++); - res->base = 0; - res->size = 0x1000; - res->limit = 0xfff; - res->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED; - } - - if (sr->PciResourceIoBase < sr->PciResourceIoLimit) { - res = new_resource(dev, index++); - res->base = sr->PciResourceIoBase; - res->limit = sr->PciResourceIoLimit; - res->size = res->limit - res->base + 1; - res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED; - } - - if (sr->PciResourceMem32Base < sr->PciResourceMem32Limit) { - res = new_resource(dev, index++); - res->base = sr->PciResourceMem32Base; - res->limit = sr->PciResourceMem32Limit; - res->size = res->limit - res->base + 1; - res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED; - } - - if (sr->PciResourceMem64Base < sr->PciResourceMem64Limit) { - res = new_resource(dev, index++); - res->base = sr->PciResourceMem64Base; - res->limit = sr->PciResourceMem64Limit; - res->size = res->limit - res->base + 1; - res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED; - } -} - -/* - * Used by IIO stacks for PCIe bridges. Those contain 1 PCI host bridges, - * all the bus numbers on the IIO stack can be used for this bridge - */ -static struct device_operations iio_pcie_domain_ops = { - .read_resources = iio_pci_domain_read_resources, - .set_resources = pci_domain_set_resources, - .scan_bus = pci_host_bridge_scan_bus, -#if CONFIG(HAVE_ACPI_TABLES) - .acpi_name = soc_acpi_name, - .write_acpi_tables = northbridge_write_acpi_tables, - .acpi_fill_ssdt = pci_domain_fill_ssdt, -#endif -}; - -/* - * Used by UBOX stacks. Those contain multiple PCI host bridges, each having - * only one bus with UBOX devices. UBOX devices have no resources. - */ -static struct device_operations ubox_pcie_domain_ops = { - .read_resources = noop_read_resources, - .set_resources = noop_set_resources, - .scan_bus = pci_host_bridge_scan_bus, -#if CONFIG(HAVE_ACPI_TABLES) - .acpi_name = soc_acpi_name, - .write_acpi_tables = northbridge_write_acpi_tables, - .acpi_fill_ssdt = pci_domain_fill_ssdt, -#endif -}; - -static void soc_create_domains(const union xeon_domain_path dp, struct bus *upstream, +void create_domain(const union xeon_domain_path dp, struct bus *upstream, int bus_base, int bus_limit, const char *type, struct device_operations *ops, const size_t pci_segment_group) @@ -285,92 +198,6 @@ static void soc_create_domains(const union xeon_domain_path dp, struct bus *upst 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 size_t pci_segment_group) -{ - soc_create_domains(dp, upstream, sr->BusBase, sr->BusLimit, DOMAIN_TYPE_PCIE, - &iio_pcie_domain_ops, pci_segment_group); -} - -/* - * On the first Xeon-SP generations there are no separate UBOX stacks, - * and the UBOX devices reside on the first and second IIO. Starting - * 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 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, pci_segment_group); - soc_create_domains(dp, upstream, sr->BusLimit, sr->BusLimit, DOMAIN_TYPE_UBX1, - &ubox_pcie_domain_ops, pci_segment_group); -} - -#if CONFIG(SOC_INTEL_HAS_CXL) -void iio_cxl_domain_read_resources(struct device *dev) -{ - struct resource *res; - const STACK_RES *sr = domain_to_stack_res(dev); - - if (!sr) - return; - - int index = 0; - - if (sr->IoBase < sr->PciResourceIoBase) { - res = new_resource(dev, index++); - res->base = sr->IoBase; - res->limit = sr->PciResourceIoBase - 1; - res->size = res->limit - res->base + 1; - res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED; - } - - if (sr->Mmio32Base < sr->PciResourceMem32Base) { - res = new_resource(dev, index++); - res->base = sr->Mmio32Base; - res->limit = sr->PciResourceMem32Base - 1; - res->size = res->limit - res->base + 1; - res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED; - } - - if (sr->Mmio64Base < sr->PciResourceMem64Base) { - res = new_resource(dev, index++); - res->base = sr->Mmio64Base; - res->limit = sr->PciResourceMem64Base - 1; - res->size = res->limit - res->base + 1; - res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED; - } -} - -static struct device_operations iio_cxl_domain_ops = { - .read_resources = iio_cxl_domain_read_resources, - .set_resources = pci_domain_set_resources, - .scan_bus = pci_host_bridge_scan_bus, -#if CONFIG(HAVE_ACPI_TABLES) - .acpi_name = soc_acpi_name, - .write_acpi_tables = northbridge_write_acpi_tables, - .acpi_fill_ssdt = pci_domain_fill_ssdt, -#endif -}; - -void soc_create_cxl_domains(const union xeon_domain_path dp, struct bus *bus, - 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, 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, pci_segment_group); -} -#endif //CONFIG(SOC_INTEL_HAS_CXL) - /* Attach stack as domains */ void attach_iio_stacks(void) { @@ -394,14 +221,7 @@ void attach_iio_stacks(void) dn.socket = s; dn.stack = x; - if (is_ubox_stack_res(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, seg); - else if (is_pcie_iio_stack_res(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, seg); + create_xeonsp_domains(dn, root_bus, ri, seg); } } } diff --git a/src/soc/intel/xeon_sp/chip_gen1.c b/src/soc/intel/xeon_sp/chip_gen1.c new file mode 100644 index 0000000000..80ffdda943 --- /dev/null +++ b/src/soc/intel/xeon_sp/chip_gen1.c @@ -0,0 +1,201 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <acpi/acpigen_pci.h> +#include <assert.h> +#include <console/console.h> +#include <device/pci.h> +#include <intelblocks/acpi.h> +#include <post.h> +#include <soc/acpi.h> +#include <soc/chip_common.h> +#include <soc/soc_util.h> +#include <soc/util.h> +#include <stdlib.h> + +static const STACK_RES *domain_to_stack_res(const struct device *dev) +{ + assert(dev->path.type == DEVICE_PATH_DOMAIN); + const union xeon_domain_path dn = { + .domain_path = dev->path.domain.domain + }; + + const IIO_UDS *hob = get_iio_uds(); + assert(hob != NULL); + + return &hob->PlatformData.IIO_resource[dn.socket].StackRes[dn.stack]; +} + +static void iio_pci_domain_read_resources(struct device *dev) +{ + struct resource *res; + const STACK_RES *sr = domain_to_stack_res(dev); + + if (!sr) + return; + + int index = 0; + + if (is_domain0(dev)) { + /* The 0 - 0xfff IO range is not reported by the HOB but still gets decoded */ + res = new_resource(dev, index++); + res->base = 0; + res->size = 0x1000; + res->limit = 0xfff; + res->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED; + } + + if (sr->PciResourceIoBase < sr->PciResourceIoLimit) { + res = new_resource(dev, index++); + res->base = sr->PciResourceIoBase; + res->limit = sr->PciResourceIoLimit; + res->size = res->limit - res->base + 1; + res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED; + } + + if (sr->PciResourceMem32Base < sr->PciResourceMem32Limit) { + res = new_resource(dev, index++); + res->base = sr->PciResourceMem32Base; + res->limit = sr->PciResourceMem32Limit; + res->size = res->limit - res->base + 1; + res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED; + } + + if (sr->PciResourceMem64Base < sr->PciResourceMem64Limit) { + res = new_resource(dev, index++); + res->base = sr->PciResourceMem64Base; + res->limit = sr->PciResourceMem64Limit; + res->size = res->limit - res->base + 1; + res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED; + } +} + +/* + * Used by IIO stacks for PCIe bridges. Those contain 1 PCI host bridges, + * all the bus numbers on the IIO stack can be used for this bridge + */ +static struct device_operations iio_pcie_domain_ops = { + .read_resources = iio_pci_domain_read_resources, + .set_resources = pci_domain_set_resources, + .scan_bus = pci_host_bridge_scan_bus, +#if CONFIG(HAVE_ACPI_TABLES) + .acpi_name = soc_acpi_name, + .write_acpi_tables = northbridge_write_acpi_tables, + .acpi_fill_ssdt = pci_domain_fill_ssdt, +#endif +}; + +/* + * Used by UBOX stacks. Those contain multiple PCI host bridges, each having + * only one bus with UBOX devices. UBOX devices have no resources. + */ +static struct device_operations ubox_pcie_domain_ops = { + .read_resources = noop_read_resources, + .set_resources = noop_set_resources, + .scan_bus = pci_host_bridge_scan_bus, +#if CONFIG(HAVE_ACPI_TABLES) + .acpi_name = soc_acpi_name, + .write_acpi_tables = northbridge_write_acpi_tables, + .acpi_fill_ssdt = pci_domain_fill_ssdt, +#endif +}; + +static void create_pcie_domains(const union xeon_domain_path dp, struct bus *upstream, + const STACK_RES *sr, const size_t pci_segment_group) +{ + create_domain(dp, upstream, sr->BusBase, sr->BusLimit, DOMAIN_TYPE_PCIE, + &iio_pcie_domain_ops, pci_segment_group); +} + +/* + * On the first Xeon-SP generations there are no separate UBOX stacks, + * and the UBOX devices reside on the first and second IIO. Starting + * with 3rd gen Xeon-SP the UBOX devices are located on their own IIO. + */ +static void create_ubox_domains(const union xeon_domain_path dp, struct bus *upstream, + const STACK_RES *sr, const size_t pci_segment_group) +{ + /* Only expect 2 UBOX buses here */ + assert(sr->BusBase + 1 == sr->BusLimit); + + create_domain(dp, upstream, sr->BusBase, sr->BusBase, DOMAIN_TYPE_UBX0, + &ubox_pcie_domain_ops, pci_segment_group); + create_domain(dp, upstream, sr->BusLimit, sr->BusLimit, DOMAIN_TYPE_UBX1, + &ubox_pcie_domain_ops, pci_segment_group); +} + +void create_cxl_domains(const union xeon_domain_path dp, struct bus *bus, + const STACK_RES *sr, const size_t pci_segment_group); + +#if CONFIG(SOC_INTEL_HAS_CXL) +static void iio_cxl_domain_read_resources(struct device *dev) +{ + struct resource *res; + const STACK_RES *sr = domain_to_stack_res(dev); + + if (!sr) + return; + + int index = 0; + + if (sr->IoBase < sr->PciResourceIoBase) { + res = new_resource(dev, index++); + res->base = sr->IoBase; + res->limit = sr->PciResourceIoBase - 1; + res->size = res->limit - res->base + 1; + res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED; + } + + if (sr->Mmio32Base < sr->PciResourceMem32Base) { + res = new_resource(dev, index++); + res->base = sr->Mmio32Base; + res->limit = sr->PciResourceMem32Base - 1; + res->size = res->limit - res->base + 1; + res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED; + } + + if (sr->Mmio64Base < sr->PciResourceMem64Base) { + res = new_resource(dev, index++); + res->base = sr->Mmio64Base; + res->limit = sr->PciResourceMem64Base - 1; + res->size = res->limit - res->base + 1; + res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED; + } +} + +static struct device_operations iio_cxl_domain_ops = { + .read_resources = iio_cxl_domain_read_resources, + .set_resources = pci_domain_set_resources, + .scan_bus = pci_host_bridge_scan_bus, +#if CONFIG(HAVE_ACPI_TABLES) + .acpi_name = soc_acpi_name, + .write_acpi_tables = northbridge_write_acpi_tables, + .acpi_fill_ssdt = pci_domain_fill_ssdt, +#endif +}; + +void create_cxl_domains(const union xeon_domain_path dp, struct bus *bus, + const STACK_RES *sr, const size_t pci_segment_group) +{ + assert(sr->BusBase + 1 <= sr->BusLimit); + + /* 1st domain contains PCIe RCiEPs */ + create_domain(dp, bus, sr->BusBase, sr->BusBase, DOMAIN_TYPE_PCIE, + &iio_pcie_domain_ops, pci_segment_group); + /* 2nd domain contains CXL 1.1 end-points */ + create_domain(dp, bus, sr->BusBase + 1, sr->BusLimit, DOMAIN_TYPE_CXL, + &iio_cxl_domain_ops, pci_segment_group); +} +#endif //CONFIG(SOC_INTEL_HAS_CXL) + +void create_xeonsp_domains(const union xeon_domain_path dp, struct bus *bus, + const STACK_RES *sr, const size_t pci_segment_group) +{ + if (is_ubox_stack_res(sr)) + create_ubox_domains(dp, bus, sr, pci_segment_group); + else if (CONFIG(SOC_INTEL_HAS_CXL) && is_iio_cxl_stack_res(sr)) + create_cxl_domains(dp, bus, sr, pci_segment_group); + else if (is_pcie_iio_stack_res(sr)) + create_pcie_domains(dp, bus, sr, pci_segment_group); + else if (CONFIG(HAVE_IOAT_DOMAINS) && is_ioat_iio_stack_res(sr)) + create_ioat_domains(dp, bus, sr, pci_segment_group); +} diff --git a/src/soc/intel/xeon_sp/cpx/Makefile.mk b/src/soc/intel/xeon_sp/cpx/Makefile.mk index 095ad59af4..3eccfb0c61 100644 --- a/src/soc/intel/xeon_sp/cpx/Makefile.mk +++ b/src/soc/intel/xeon_sp/cpx/Makefile.mk @@ -10,6 +10,7 @@ romstage-$(CONFIG_DISPLAY_UPD_DATA) += upd_display.c romstage-$(CONFIG_DISPLAY_HOBS) += hob_display.c ramstage-y += chip.c cpu.c soc_util.c soc_acpi.c +ramstage-y += ../chip_gen1.c ramstage-$(CONFIG_DISPLAY_HOBS) += hob_display.c ramstage-$(CONFIG_DISPLAY_UPD_DATA) += upd_display.c 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 68dc4f980c..ce8e759df0 100644 --- a/src/soc/intel/xeon_sp/include/soc/chip_common.h +++ b/src/soc/intel/xeon_sp/include/soc/chip_common.h @@ -49,16 +49,19 @@ static inline void init_xeon_domain_path(struct device_path *path, int socket, #define DOMAIN_TYPE_UBX1 "UD" #define DOMAIN_TYPE_CXL "CX" -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_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); +void create_ioat_domains(union xeon_domain_path path, + struct bus *bus, + const STACK_RES *sr, + const size_t pci_segment_group); + +void create_xeonsp_domains(const union xeon_domain_path dp, struct bus *bus, + const STACK_RES *sr, const size_t pci_segment_group); + +void create_domain(const union xeon_domain_path dp, struct bus *upstream, + int bus_base, int bus_limit, const char *type, + struct device_operations *ops, 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/skx/Makefile.mk b/src/soc/intel/xeon_sp/skx/Makefile.mk index f7599a34c1..58d783acb9 100644 --- a/src/soc/intel/xeon_sp/skx/Makefile.mk +++ b/src/soc/intel/xeon_sp/skx/Makefile.mk @@ -16,6 +16,7 @@ romstage-$(CONFIG_DISPLAY_HOBS) += hob_display.c ramstage-y += soc_acpi.c ramstage-y += chip.c +ramstage-y += ../chip_gen1.c ramstage-y += soc_util.c ramstage-y += cpu.c ramstage-$(CONFIG_DISPLAY_UPD_DATA) += upd_display.c diff --git a/src/soc/intel/xeon_sp/spr/Makefile.mk b/src/soc/intel/xeon_sp/spr/Makefile.mk index d999f30661..d288df6fe6 100644 --- a/src/soc/intel/xeon_sp/spr/Makefile.mk +++ b/src/soc/intel/xeon_sp/spr/Makefile.mk @@ -14,6 +14,7 @@ romstage-$(CONFIG_DISPLAY_UPD_DATA) += upd_display.c ramstage-y += chip.c cpu.c soc_util.c ramstage.c soc_acpi.c reset.c ramstage-y += crashlog.c ioat.c +ramstage-y += ../chip_gen1.c ramstage-$(CONFIG_DISPLAY_HOBS) += hob_display.c ramstage-$(CONFIG_DISPLAY_UPD_DATA) += upd_display.c CPPFLAGS_common += -I$(src)/soc/intel/xeon_sp/spr/include -I$(src)/soc/intel/xeon_sp/spr diff --git a/src/soc/intel/xeon_sp/spr/ioat.c b/src/soc/intel/xeon_sp/spr/ioat.c index cdf98347f6..ecfc1f730b 100644 --- a/src/soc/intel/xeon_sp/spr/ioat.c +++ b/src/soc/intel/xeon_sp/spr/ioat.c @@ -79,10 +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, - const size_t pci_segment_group) +void 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, |