diff options
Diffstat (limited to 'src/soc/intel/common')
| -rw-r--r-- | src/soc/intel/common/block/include/intelblocks/p2sb.h | 8 | ||||
| -rw-r--r-- | src/soc/intel/common/block/p2sb/Kconfig | 6 | ||||
| -rw-r--r-- | src/soc/intel/common/block/p2sb/Makefile.inc | 6 | ||||
| -rw-r--r-- | src/soc/intel/common/block/p2sb/ioe_p2sb.c | 50 | ||||
| -rw-r--r-- | src/soc/intel/common/block/p2sb/p2sb.c | 2 |
5 files changed, 70 insertions, 2 deletions
diff --git a/src/soc/intel/common/block/include/intelblocks/p2sb.h b/src/soc/intel/common/block/include/intelblocks/p2sb.h index b330ccdc54..bf2fc670c6 100644 --- a/src/soc/intel/common/block/include/intelblocks/p2sb.h +++ b/src/soc/intel/common/block/include/intelblocks/p2sb.h @@ -29,6 +29,14 @@ void p2sb_disable_sideband_access(void); void p2sb_enable_bar(void); void p2sb_configure_hpet(void); +/* + * Functions to access IOE P2SB. + * pid argument: SBI port Id + */ +void ioe_p2sb_enable_bar(void); +uint32_t ioe_p2sb_sbi_read(uint8_t pid, uint16_t reg); +void ioe_p2sb_sbi_write(uint8_t pid, uint16_t reg, uint32_t val); + union p2sb_bdf { struct { uint16_t fn : 3; diff --git a/src/soc/intel/common/block/p2sb/Kconfig b/src/soc/intel/common/block/p2sb/Kconfig index ff20255613..e48baa53ac 100644 --- a/src/soc/intel/common/block/p2sb/Kconfig +++ b/src/soc/intel/common/block/p2sb/Kconfig @@ -9,3 +9,9 @@ config SOC_INTEL_COMMON_BLOCK_P2SB select SOC_INTEL_COMMON_BLOCK_BASE_P2SB help Intel Processor common P2SB driver for PCH or SoC die + +config SOC_INTEL_COMMON_BLOCK_IOE_P2SB + bool + select SOC_INTEL_COMMON_BLOCK_BASE_P2SB + help + Intel Processor common P2SB driver for IOE die diff --git a/src/soc/intel/common/block/p2sb/Makefile.inc b/src/soc/intel/common/block/p2sb/Makefile.inc index f05112014b..32742795d6 100644 --- a/src/soc/intel/common/block/p2sb/Makefile.inc +++ b/src/soc/intel/common/block/p2sb/Makefile.inc @@ -8,3 +8,9 @@ bootblock-$(CONFIG_SOC_INTEL_COMMON_BLOCK_P2SB) += p2sb.c romstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_P2SB) += p2sb.c ramstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_P2SB) += p2sb.c smm-$(CONFIG_SOC_INTEL_COMMON_BLOCK_P2SB) += p2sb.c + +# ioe_p2sb.c for IOE die P2SB IP +bootblock-$(CONFIG_SOC_INTEL_COMMON_BLOCK_IOE_P2SB) += ioe_p2sb.c +romstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_IOE_P2SB) += ioe_p2sb.c +ramstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_IOE_P2SB) += ioe_p2sb.c +smm-$(CONFIG_SOC_INTEL_COMMON_BLOCK_IOE_P2SB) += ioe_p2sb.c diff --git a/src/soc/intel/common/block/p2sb/ioe_p2sb.c b/src/soc/intel/common/block/p2sb/ioe_p2sb.c new file mode 100644 index 0000000000..85d8bc19cc --- /dev/null +++ b/src/soc/intel/common/block/p2sb/ioe_p2sb.c @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#define __SIMPLE_DEVICE__ + +#include <console/console.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <intelblocks/p2sb.h> +#include <intelblocks/p2sblib.h> +#include <intelblocks/pcr.h> +#include <soc/iomap.h> +#include <soc/pci_devs.h> + +uint32_t ioe_p2sb_sbi_read(uint8_t pid, uint16_t reg) +{ + return p2sb_dev_sbi_read(PCI_DEV_IOE_P2SB, pid, reg); +} + +void ioe_p2sb_sbi_write(uint8_t pid, uint16_t reg, uint32_t val) +{ + p2sb_dev_sbi_write(PCI_DEV_IOE_P2SB, pid, reg, val); +} + +void ioe_p2sb_enable_bar(void) +{ + p2sb_dev_enable_bar(PCI_DEV_IOE_P2SB, IOE_P2SB_BAR); +} + +static void read_resources(struct device *dev) +{ + mmio_resource(dev, 0, IOE_P2SB_BAR / KiB, IOE_P2SB_SIZE / KiB); +} + +struct device_operations device_ops = { + .read_resources = read_resources, + .set_resources = noop_set_resources, + .ops_pci = &pci_dev_ops_pci, +}; + +static const unsigned short pci_device_ids[] = { + PCI_DID_INTEL_MTL_IOE_M_P2SB, + PCI_DID_INTEL_MTL_IOE_P_P2SB, + 0, +}; + +static const struct pci_driver ioe_p2sb __pci_driver = { + .ops = &device_ops, + .vendor = PCI_VID_INTEL, + .devices = pci_device_ids, +}; diff --git a/src/soc/intel/common/block/p2sb/p2sb.c b/src/soc/intel/common/block/p2sb/p2sb.c index 1b0c080913..2517f69e96 100644 --- a/src/soc/intel/common/block/p2sb/p2sb.c +++ b/src/soc/intel/common/block/p2sb/p2sb.c @@ -139,8 +139,6 @@ static const struct device_operations device_ops = { static const unsigned short pci_device_ids[] = { PCI_DID_INTEL_MTL_SOC_P2SB, - PCI_DID_INTEL_MTL_IOE_M_P2SB, - PCI_DID_INTEL_MTL_IOE_P_P2SB, PCI_DID_INTEL_APL_P2SB, PCI_DID_INTEL_GLK_P2SB, PCI_DID_INTEL_LWB_P2SB, |