diff options
Diffstat (limited to 'src/drivers/intel/fsp2_0')
| -rw-r--r-- | src/drivers/intel/fsp2_0/Kconfig | 3 | ||||
| -rw-r--r-- | src/drivers/intel/fsp2_0/include/fsp/ppi/mp_service_ppi.h | 36 | ||||
| -rw-r--r-- | src/drivers/intel/fsp2_0/ppi/Kconfig | 25 | ||||
| -rw-r--r-- | src/drivers/intel/fsp2_0/ppi/Makefile.inc | 2 | ||||
| -rw-r--r-- | src/drivers/intel/fsp2_0/ppi/mp_service1.c | 76 | ||||
| -rw-r--r-- | src/drivers/intel/fsp2_0/ppi/mp_service2.c | 86 | ||||
| -rw-r--r-- | src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c | 77 |
7 files changed, 243 insertions, 62 deletions
diff --git a/src/drivers/intel/fsp2_0/Kconfig b/src/drivers/intel/fsp2_0/Kconfig index d294786889..285bedf8b7 100644 --- a/src/drivers/intel/fsp2_0/Kconfig +++ b/src/drivers/intel/fsp2_0/Kconfig @@ -268,7 +268,4 @@ config SOC_INTEL_COMMON_FSP_RESET Common code block to handle platform reset request raised by FSP. The FSP will use the FSP EAS v2.0 section 12.2.2 (OEM Status Code) to indicate that a reset is required. - -source "src/drivers/intel/fsp2_0/ppi/Kconfig" - endif diff --git a/src/drivers/intel/fsp2_0/include/fsp/ppi/mp_service_ppi.h b/src/drivers/intel/fsp2_0/include/fsp/ppi/mp_service_ppi.h index 836e996631..3c30063111 100644 --- a/src/drivers/intel/fsp2_0/include/fsp/ppi/mp_service_ppi.h +++ b/src/drivers/intel/fsp2_0/include/fsp/ppi/mp_service_ppi.h @@ -11,10 +11,36 @@ #include <efi/efi_datatype.h> #include <fsp/soc_binding.h> -/* - * SOC must call this function to get required EFI_PEI_MP_SERVICES_PPI - * structure. - */ -efi_pei_mp_services_ppi *mp_fill_ppi_services_data(void); +/* SOC must call this function to get required EFI_PEI_MP_SERVICES_PPI structure */ +void *mp_fill_ppi_services_data(void); + +/* get the number of logical processors in the platform */ +efi_return_status_t mp_get_number_of_processors(efi_uintn_t *number_of_processors, + efi_uintn_t *number_of_enabled_processors); + +/* get processor info such as id, status */ +efi_return_status_t mp_get_processor_info(efi_uintn_t processor_number, + efi_processor_information *processor_info_buffer); + +/* executes a caller provided function on all enabled APs */ +efi_return_status_t mp_startup_all_aps(efi_ap_procedure procedure, + efi_uintn_t timeout_usec, void *argument); + +/* executes a caller provided function on all enabled APs + BSP */ +efi_return_status_t mp_startup_all_cpus(efi_ap_procedure procedure, + efi_uintn_t timeout_usec, void *argument); + +/* executes a caller provided function on specific AP */ +efi_return_status_t mp_startup_this_ap(efi_ap_procedure procedure, + efi_uintn_t processor_number, efi_uintn_t timeout_usec, void *argument); + +/* get the processor instance */ +efi_return_status_t mp_identify_processor(efi_uintn_t *processor_number); + +/* for the APIs that are not supported/required */ +static inline efi_return_status_t mp_api_unsupported(void) +{ + return FSP_UNSUPPORTED; +} #endif /* MP_SERVICE_PPI_H */ diff --git a/src/drivers/intel/fsp2_0/ppi/Kconfig b/src/drivers/intel/fsp2_0/ppi/Kconfig index bb99dc3474..7cbc87f7ab 100644 --- a/src/drivers/intel/fsp2_0/ppi/Kconfig +++ b/src/drivers/intel/fsp2_0/ppi/Kconfig @@ -5,7 +5,24 @@ config MP_SERVICES_PPI default n depends on SOC_INTEL_COMMON_BLOCK_CPU_MPINIT help - This option allows SoC user to create MP service PPI for Intel - FSP usage, coreboot will provide EFI_PEI_MP_SERVICES_PPI structure - definitions along with all APIs as per EDK2 specification. Intel FSP - will use this PPI to run CPU feature programming on APs. + This option allows to create MP service PPI for Intel FSP usage. + Intel FSP will use this PPI to run CPU feature programming on APs. + +config MP_SERVICES_PPI_V1 + bool + default n + select MP_SERVICES_PPI + help + This option provides EFI_PEI_MP_SERVICES_PPI structure definitions + along with all APIs as per EDK2 specification. + +config MP_SERVICES_PPI_V2 + bool + default n + select MP_SERVICES_PPI + help + This option provides EDKII_PEI_MP_SERVICES2_PPI structure definitions + along with all APIs as per EDK2 specification. MP services2 PPI is slight + modification over MP services1 PPIs. A new API StartupAllCPUs have been + added to allow running a task on BSP and all APs. Also the EFI_PEI_SERVICES + parameter has been removed from all MP PPI APIs. diff --git a/src/drivers/intel/fsp2_0/ppi/Makefile.inc b/src/drivers/intel/fsp2_0/ppi/Makefile.inc index 59a550f909..8bda899ea9 100644 --- a/src/drivers/intel/fsp2_0/ppi/Makefile.inc +++ b/src/drivers/intel/fsp2_0/ppi/Makefile.inc @@ -1,3 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only ramstage-$(CONFIG_MP_SERVICES_PPI) += mp_service_ppi.c +ramstage-$(CONFIG_MP_SERVICES_PPI_V1) += mp_service1.c +ramstage-$(CONFIG_MP_SERVICES_PPI_V2) += mp_service2.c diff --git a/src/drivers/intel/fsp2_0/ppi/mp_service1.c b/src/drivers/intel/fsp2_0/ppi/mp_service1.c new file mode 100644 index 0000000000..7d351e40f4 --- /dev/null +++ b/src/drivers/intel/fsp2_0/ppi/mp_service1.c @@ -0,0 +1,76 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <fsp/api.h> +#include <fsp/ppi/mp_service_ppi.h> +#include <Ppi/MpServices.h> + +typedef EFI_PEI_MP_SERVICES_PPI efi_pei_mp_services_ppi; + +static efi_return_status_t mps1_get_number_of_processors(const + efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, + efi_uintn_t *number_of_processors, efi_uintn_t *number_of_enabled_processors) +{ + return mp_get_number_of_processors(number_of_processors, number_of_enabled_processors); +} + +static efi_return_status_t mps1_get_processor_info(const + efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, + efi_uintn_t processor_number, + efi_processor_information *processor_info_buffer) +{ + return mp_get_processor_info(processor_number, processor_info_buffer); +} + +static efi_return_status_t mps1_startup_all_aps(const + efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, + efi_ap_procedure procedure, efi_boolean_t ignored3, + efi_uintn_t timeout_usec, void *argument) +{ + return mp_startup_all_aps(procedure, timeout_usec, argument); +} + +static efi_return_status_t mps1_startup_this_ap(const + efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, + efi_ap_procedure procedure, efi_uintn_t processor_number, + efi_uintn_t timeout_usec, void *argument) +{ + return mp_startup_this_ap(procedure, processor_number, timeout_usec, argument); +} + +static efi_return_status_t mps1_switch_bsp(const efi_pei_services **ignored1, + efi_pei_mp_services_ppi *ignored2, efi_uintn_t ignored3, + efi_boolean_t ignored4) +{ + return mp_api_unsupported(); +} + +static efi_return_status_t mps1_enable_disable_ap(const + efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, + efi_uintn_t ignored3, efi_boolean_t ignored4, efi_uint32_t *ignored5) +{ + return mp_api_unsupported(); +} + +static efi_return_status_t mps1_identify_processor(const + efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, + efi_uintn_t *processor_number) +{ + return mp_identify_processor(processor_number); +} + +/* EDK2 UEFIPKG Open Source MP Service PPI to be installed */ + +static efi_pei_mp_services_ppi mp_service1_ppi = { + mps1_get_number_of_processors, + mps1_get_processor_info, + mps1_startup_all_aps, + mps1_startup_this_ap, + mps1_switch_bsp, + mps1_enable_disable_ap, + mps1_identify_processor, +}; + +void *mp_fill_ppi_services_data(void) +{ + return (void *)&mp_service1_ppi; +} diff --git a/src/drivers/intel/fsp2_0/ppi/mp_service2.c b/src/drivers/intel/fsp2_0/ppi/mp_service2.c new file mode 100644 index 0000000000..8d27b16e77 --- /dev/null +++ b/src/drivers/intel/fsp2_0/ppi/mp_service2.c @@ -0,0 +1,86 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <fsp/api.h> +#include <fsp/ppi/mp_service_ppi.h> +#include <Ppi/MpServices2.h> + +typedef EDKII_PEI_MP_SERVICES2_PPI efi_pei_mp_services_ppi; + +static efi_return_status_t mps2_get_number_of_processors( + efi_pei_mp_services_ppi *ignored1, + efi_uintn_t *number_of_processors, + efi_uintn_t *number_of_enabled_processors) +{ + return mp_get_number_of_processors(number_of_processors, number_of_enabled_processors); +} + +static efi_return_status_t mps2_get_processor_info( + efi_pei_mp_services_ppi *ignored1, + efi_uintn_t processor_number, + efi_processor_information *processor_info_buffer) +{ + return mp_get_processor_info(processor_number, processor_info_buffer); +} + +static efi_return_status_t mps2_startup_all_aps( + efi_pei_mp_services_ppi *ignored1, + efi_ap_procedure procedure, efi_boolean_t ignored2, + efi_uintn_t timeout_usec, void *argument) +{ + return mp_startup_all_aps(procedure, timeout_usec, argument); +} + +static efi_return_status_t mps2_startup_all_cpus( + efi_pei_mp_services_ppi *ignored1, + efi_ap_procedure procedure, + efi_uintn_t timeout_usec, void *argument) +{ + return mp_startup_all_cpus(procedure, timeout_usec, argument); +} + +static efi_return_status_t mps2_startup_this_ap( + efi_pei_mp_services_ppi *ignored1, + efi_ap_procedure procedure, efi_uintn_t processor_number, + efi_uintn_t timeout_usec, void *argument) +{ + return mp_startup_this_ap(procedure, processor_number, timeout_usec, argument); +} + +static efi_return_status_t mps2_switch_bsp( + efi_pei_mp_services_ppi *ignored1, efi_uintn_t ignored2, + efi_boolean_t ignored3) +{ + return mp_api_unsupported(); +} + +static efi_return_status_t mps2_enable_disable_ap( + efi_pei_mp_services_ppi *ignored1, + efi_uintn_t ignored2, efi_boolean_t ignored3, efi_uint32_t *ignored4) +{ + return mp_api_unsupported(); +} + +static efi_return_status_t mps2_identify_processor( + efi_pei_mp_services_ppi *ignored1, + efi_uintn_t *processor_number) +{ + return mp_identify_processor(processor_number); +} + +/* EDK2 UEFIPKG Open Source MP Services 2 PPI to be installed */ + +static efi_pei_mp_services_ppi mp_service2_ppi = { + mps2_get_number_of_processors, + mps2_get_processor_info, + mps2_startup_all_aps, + mps2_startup_this_ap, + mps2_switch_bsp, + mps2_enable_disable_ap, + mps2_identify_processor, + mps2_startup_all_cpus, +}; + +void *mp_fill_ppi_services_data(void) +{ + return (void *)&mp_service2_ppi; +} diff --git a/src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c b/src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c index 03184e16ca..87056a5b7c 100644 --- a/src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c +++ b/src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c @@ -12,9 +12,7 @@ #define BSP_CPU_SLOT 0 #define SINGLE_CHIP_PACKAGE 0 -static efi_return_status_t mp_get_number_of_processors(const - efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, - efi_uintn_t *number_of_processors, +efi_return_status_t mp_get_number_of_processors(efi_uintn_t *number_of_processors, efi_uintn_t *number_of_enabled_processors) { if (number_of_processors == NULL || number_of_enabled_processors == @@ -27,9 +25,7 @@ static efi_return_status_t mp_get_number_of_processors(const return FSP_SUCCESS; } -static efi_return_status_t mp_get_processor_info(const - efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, - efi_uintn_t processor_number, +efi_return_status_t mp_get_processor_info(efi_uintn_t processor_number, efi_processor_information *processor_info_buffer) { unsigned int num_virt_cores, num_phys_cores; @@ -62,9 +58,7 @@ static efi_return_status_t mp_get_processor_info(const return FSP_SUCCESS; } -static efi_return_status_t mp_startup_all_aps(const - efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, - efi_ap_procedure procedure, efi_boolean_t ignored3, +efi_return_status_t mp_startup_all_aps(efi_ap_procedure procedure, efi_uintn_t timeout_usec, void *argument) { if (cpu_index() < 0) @@ -82,14 +76,34 @@ static efi_return_status_t mp_startup_all_aps(const return FSP_SUCCESS; } -static efi_return_status_t mp_startup_this_ap(const - efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, - efi_ap_procedure procedure, efi_uintn_t processor_number, +efi_return_status_t mp_startup_all_cpus(efi_ap_procedure procedure, efi_uintn_t timeout_usec, void *argument) { if (cpu_index() < 0) return FSP_DEVICE_ERROR; + if (procedure == NULL) + return FSP_INVALID_PARAMETER; + + /* Run on BSP */ + procedure(argument); + + /* Run on APs */ + if (mp_run_on_aps((void *)procedure, argument, + MP_RUN_ON_ALL_CPUS, timeout_usec)) { + printk(BIOS_DEBUG, "%s: Exit with Failure\n", __func__); + return FSP_NOT_STARTED; + } + + return FSP_SUCCESS; +} + +efi_return_status_t mp_startup_this_ap(efi_ap_procedure procedure, + efi_uintn_t processor_number, efi_uintn_t timeout_usec, void *argument) +{ + if (cpu_index() < 0) + return FSP_DEVICE_ERROR; + if (processor_number > get_cpu_count()) return FSP_NOT_FOUND; @@ -108,25 +122,7 @@ static efi_return_status_t mp_startup_this_ap(const return FSP_SUCCESS; } -static efi_return_status_t mp_switch_bsp(const efi_pei_services **ignored1, - efi_pei_mp_services_ppi *ignored2, efi_uintn_t ignored3, - efi_boolean_t ignored4) -{ - /* FSP don't need this API hence return unsupported */ - return FSP_UNSUPPORTED; -} - -static efi_return_status_t mp_enable_disable_ap(const - efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, - efi_uintn_t ignored3, efi_boolean_t ignored4, efi_uint32_t *ignored5) -{ - /* FSP don't need this API hence return unsupported */ - return FSP_UNSUPPORTED; -} - -static efi_return_status_t mp_identify_processor(const - efi_pei_services **ignored1, efi_pei_mp_services_ppi *ignored2, - efi_uintn_t *processor_number) +efi_return_status_t mp_identify_processor(efi_uintn_t *processor_number) { int index; @@ -142,22 +138,3 @@ static efi_return_status_t mp_identify_processor(const return FSP_SUCCESS; } - -/* - * EDK2 UEFIPKG Open Source MP Service PPI to be installed - */ - -static efi_pei_mp_services_ppi mp_service_ppi = { - mp_get_number_of_processors, - mp_get_processor_info, - mp_startup_all_aps, - mp_startup_this_ap, - mp_switch_bsp, - mp_enable_disable_ap, - mp_identify_processor, -}; - -efi_pei_mp_services_ppi *mp_fill_ppi_services_data(void) -{ - return &mp_service_ppi; -} |