diff options
Diffstat (limited to 'tools/power')
| -rw-r--r-- | tools/power/x86/intel-speed-select/.gitignore | 2 | ||||
| -rw-r--r-- | tools/power/x86/intel-speed-select/Build | 1 | ||||
| -rw-r--r-- | tools/power/x86/intel-speed-select/Makefile | 56 | ||||
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-config.c | 1607 | ||||
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-core.c | 721 | ||||
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-display.c | 479 | ||||
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst.h | 231 |
7 files changed, 3097 insertions, 0 deletions
diff --git a/tools/power/x86/intel-speed-select/.gitignore b/tools/power/x86/intel-speed-select/.gitignore new file mode 100644 index 000000000000..f61145925ce9 --- /dev/null +++ b/tools/power/x86/intel-speed-select/.gitignore @@ -0,0 +1,2 @@ +include/ +intel-speed-select diff --git a/tools/power/x86/intel-speed-select/Build b/tools/power/x86/intel-speed-select/Build new file mode 100644 index 000000000000..b61456d75190 --- /dev/null +++ b/tools/power/x86/intel-speed-select/Build @@ -0,0 +1 @@ +intel-speed-select-y += isst-config.o isst-core.o isst-display.o diff --git a/tools/power/x86/intel-speed-select/Makefile b/tools/power/x86/intel-speed-select/Makefile new file mode 100644 index 000000000000..12c6939dca2a --- /dev/null +++ b/tools/power/x86/intel-speed-select/Makefile @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: GPL-2.0 +include ../../../scripts/Makefile.include + +bindir ?= /usr/bin + +ifeq ($(srctree),) +srctree := $(patsubst %/,%,$(dir $(CURDIR))) +srctree := $(patsubst %/,%,$(dir $(srctree))) +srctree := $(patsubst %/,%,$(dir $(srctree))) +srctree := $(patsubst %/,%,$(dir $(srctree))) +endif + +# Do not use make's built-in rules +# (this improves performance and avoids hard-to-debug behaviour); +MAKEFLAGS += -r + +override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include + +ALL_TARGETS := intel-speed-select +ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS)) + +all: $(ALL_PROGRAMS) + +export srctree OUTPUT CC LD CFLAGS +include $(srctree)/tools/build/Makefile.include + +# +# We need the following to be outside of kernel tree +# +$(OUTPUT)include/linux/isst_if.h: ../../../../include/uapi/linux/isst_if.h + mkdir -p $(OUTPUT)include/linux 2>&1 || true + ln -sf $(CURDIR)/../../../../include/uapi/linux/isst_if.h $@ + +prepare: $(OUTPUT)include/linux/isst_if.h + +ISST_IN := $(OUTPUT)intel-speed-select-in.o + +$(ISST_IN): prepare FORCE + $(Q)$(MAKE) $(build)=intel-speed-select +$(OUTPUT)intel-speed-select: $(ISST_IN) + $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ + +clean: + rm -f $(ALL_PROGRAMS) + rm -rf $(OUTPUT)include/linux/isst_if.h + find $(if $(OUTPUT),$(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete + +install: $(ALL_PROGRAMS) + install -d -m 755 $(DESTDIR)$(bindir); \ + for program in $(ALL_PROGRAMS); do \ + install $$program $(DESTDIR)$(bindir); \ + done + +FORCE: + +.PHONY: all install clean FORCE prepare diff --git a/tools/power/x86/intel-speed-select/isst-config.c b/tools/power/x86/intel-speed-select/isst-config.c new file mode 100644 index 000000000000..91c5ad1685a1 --- /dev/null +++ b/tools/power/x86/intel-speed-select/isst-config.c @@ -0,0 +1,1607 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Intel Speed Select -- Enumerate and control features + * Copyright (c) 2019 Intel Corporation. + */ + +#include <linux/isst_if.h> + +#include "isst.h" + +struct process_cmd_struct { + char *feature; + char *command; + void (*process_fn)(void); +}; + +static const char *version_str = "v1.0"; +static const int supported_api_ver = 1; +static struct isst_if_platform_info isst_platform_info; +static char *progname; +static int debug_flag; +static FILE *outf; + +static int cpu_model; + +#define MAX_CPUS_IN_ONE_REQ 64 +static short max_target_cpus; +static unsigned short target_cpus[MAX_CPUS_IN_ONE_REQ]; + +static int topo_max_cpus; +static size_t present_cpumask_size; +static cpu_set_t *present_cpumask; +static size_t target_cpumask_size; +static cpu_set_t *target_cpumask; +static int tdp_level = 0xFF; +static int fact_bucket = 0xFF; +static int fact_avx = 0xFF; +static unsigned long long fact_trl; +static int out_format_json; +static int cmd_help; + +/* clos related */ +static int current_clos = -1; +static int clos_epp = -1; +static int clos_prop_prio = -1; +static int clos_min = -1; +static int clos_max = -1; +static int clos_desired = -1; +static int clos_priority_type; + +struct _cpu_map { + unsigned short core_id; + unsigned short pkg_id; + unsigned short die_id; + unsigned short punit_cpu; + unsigned short punit_cpu_core; +}; +struct _cpu_map *cpu_map; + +void debug_printf(const char *format, ...) +{ + va_list args; + + va_start(args, format); + + if (debug_flag) + vprintf(format, args); + + va_end(args); +} + +static void update_cpu_model(void) +{ + unsigned int ebx, ecx, edx; + unsigned int fms, family; + + __cpuid(1, fms, ebx, ecx, edx); + family = (fms >> 8) & 0xf; + cpu_model = (fms >> 4) & 0xf; + if (family == 6 || family == 0xf) + cpu_model += ((fms >> 16) & 0xf) << 4; +} + +/* Open a file, and exit on failure */ +static FILE *fopen_or_exit(const char *path, const char *mode) +{ + FILE *filep = fopen(path, mode); + + if (!filep) + err(1, "%s: open failed", path); + + return filep; +} + +/* Parse a file containing a single int */ +static int parse_int_file(int fatal, const char *fmt, ...) +{ + va_list args; + char path[PATH_MAX]; + FILE *filep; + int value; + + va_start(args, fmt); + vsnprintf(path, sizeof(path), fmt, args); + va_end(args); + if (fatal) { + filep = fopen_or_exit(path, "r"); + } else { + filep = fopen(path, "r"); + if (!filep) + return -1; + } + if (fscanf(filep, "%d", &value) != 1) + err(1, "%s: failed to parse number from file", path); + fclose(filep); + + return value; +} + +int cpufreq_sysfs_present(void) +{ + DIR *dir; + + dir = opendir("/sys/devices/system/cpu/cpu0/cpufreq"); + if (dir) { + closedir(dir); + return 1; + } + + return 0; +} + +int out_format_is_json(void) +{ + return out_format_json; +} + +int get_physical_package_id(int cpu) +{ + return parse_int_file( + 1, "/sys/devices/system/cpu/cpu%d/topology/physical_package_id", + cpu); +} + +int get_physical_core_id(int cpu) +{ + return parse_int_file( + 1, "/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); +} + +int get_physical_die_id(int cpu) +{ + int ret; + + ret = parse_int_file(0, "/sys/devices/system/cpu/cpu%d/topology/die_id", + cpu); + if (ret < 0) + ret = 0; + + return ret; +} + +int get_topo_max_cpus(void) +{ + return topo_max_cpus; +} + +#define MAX_PACKAGE_COUNT 8 +#define MAX_DIE_PER_PACKAGE 2 +static void for_each_online_package_in_set(void (*callback)(int, void *, void *, + void *, void *), + void *arg1, void *arg2, void *arg3, + void *arg4) +{ + int max_packages[MAX_PACKAGE_COUNT * MAX_PACKAGE_COUNT]; + int pkg_index = 0, i; + + memset(max_packages, 0xff, sizeof(max_packages)); + for (i = 0; i < topo_max_cpus; ++i) { + int j, online, pkg_id, die_id = 0, skip = 0; + + if (!CPU_ISSET_S(i, present_cpumask_size, present_cpumask)) + continue; + if (i) + online = parse_int_file( + 1, "/sys/devices/system/cpu/cpu%d/online", i); + else + online = + 1; /* online entry for CPU 0 needs some special configs */ + + die_id = get_physical_die_id(i); + if (die_id < 0) + die_id = 0; + pkg_id = get_physical_package_id(i); + /* Create an unique id for package, die combination to store */ + pkg_id = (MAX_PACKAGE_COUNT * pkg_id + die_id); + + for (j = 0; j < pkg_index; ++j) { + if (max_packages[j] == pkg_id) { + skip = 1; + break; + } + } + + if (!skip && online && callback) { + callback(i, arg1, arg2, arg3, arg4); + max_packages[pkg_index++] = pkg_id; + } + } +} + +static void for_each_online_target_cpu_in_set( + void (*callback)(int, void *, void *, void *, void *), void *arg1, + void *arg2, void *arg3, void *arg4) +{ + int i; + + for (i = 0; i < topo_max_cpus; ++i) { + int online; + + if (!CPU_ISSET_S(i, target_cpumask_size, target_cpumask)) + continue; + if (i) + online = parse_int_file( + 1, "/sys/devices/system/cpu/cpu%d/online", i); + else + online = + 1; /* online entry for CPU 0 needs some special configs */ + + if (online && callback) + callback(i, arg1, arg2, arg3, arg4); + } +} + +#define BITMASK_SIZE 32 +static void set_max_cpu_num(void) +{ + FILE *filep; + unsigned long dummy; + + topo_max_cpus = 0; + filep = fopen_or_exit( + "/sys/devices/system/cpu/cpu0/topology/thread_siblings", "r"); + while (fscanf(filep, "%lx,", &dummy) == 1) + topo_max_cpus += BITMASK_SIZE; + fclose(filep); + topo_max_cpus--; /* 0 based */ + + debug_printf("max cpus %d\n", topo_max_cpus); +} + +size_t alloc_cpu_set(cpu_set_t **cpu_set) +{ + cpu_set_t *_cpu_set; + size_t size; + + _cpu_set = CPU_ALLOC((topo_max_cpus + 1)); + if (_cpu_set == NULL) + err(3, "CPU_ALLOC"); + size = CPU_ALLOC_SIZE((topo_max_cpus + 1)); + CPU_ZERO_S(size, _cpu_set); + + *cpu_set = _cpu_set; + return size; +} + +void free_cpu_set(cpu_set_t *cpu_set) +{ + CPU_FREE(cpu_set); +} + +static int cpu_cnt[MAX_PACKAGE_COUNT][MAX_DIE_PER_PACKAGE]; +static void set_cpu_present_cpu_mask(void) +{ + size_t size; + DIR *dir; + int i; + + size = alloc_cpu_set(&present_cpumask); + present_cpumask_size = size; + for (i = 0; i < topo_max_cpus; ++i) { + char buffer[256]; + + snprintf(buffer, sizeof(buffer), + "/sys/devices/system/cpu/cpu%d", i); + dir = opendir(buffer); + if (dir) { + int pkg_id, die_id; + + CPU_SET_S(i, size, present_cpumask); + die_id = get_physical_die_id(i); + if (die_id < 0) + die_id = 0; + + pkg_id = get_physical_package_id(i); + if (pkg_id < MAX_PACKAGE_COUNT && + die_id < MAX_DIE_PER_PACKAGE) + cpu_cnt[pkg_id][die_id]++; + } + closedir(dir); + } +} + +int get_cpu_count(int pkg_id, int die_id) +{ + if (pkg_id < MAX_PACKAGE_COUNT && die_id < MAX_DIE_PER_PACKAGE) + return cpu_cnt[pkg_id][die_id] + 1; + + return 0; +} + +static void set_cpu_target_cpu_mask(void) +{ + size_t size; + int i; + + size = alloc_cpu_set(&target_cpumask); + target_cpumask_size = size; + for (i = 0; i < max_target_cpus; ++i) { + if (!CPU_ISSET_S(target_cpus[i], present_cpumask_size, + present_cpumask)) + continue; + + CPU_SET_S(target_cpus[i], size, target_cpumask); + } +} + +static void create_cpu_map(void) +{ + const char *pathname = "/dev/isst_interface"; + int i, fd = 0; + struct isst_if_cpu_maps map; + + cpu_map = malloc(sizeof(*cpu_map) * topo_max_cpus); + if (!cpu_map) + err(3, "cpumap"); + + fd = open(pathname, O_RDWR); + if (fd < 0) + err(-1, "%s open failed", pathname); + + for (i = 0; i < topo_max_cpus; ++i) { + if (!CPU_ISSET_S(i, present_cpumask_size, present_cpumask)) + continue; + + map.cmd_count = 1; + map.cpu_map[0].logical_cpu = i; + + debug_printf(" map logical_cpu:%d\n", + map.cpu_map[0].logical_cpu); + if (ioctl(fd, ISST_IF_GET_PHY_ID, &map) == -1) { + perror("ISST_IF_GET_PHY_ID"); + fprintf(outf, "Error: map logical_cpu:%d\n", + map.cpu_map[0].logical_cpu); + continue; + } + cpu_map[i].core_id = get_physical_core_id(i); + cpu_map[i].pkg_id = get_physical_package_id(i); + cpu_map[i].die_id = get_physical_die_id(i); + cpu_map[i].punit_cpu = map.cpu_map[0].physical_cpu; + cpu_map[i].punit_cpu_core = (map.cpu_map[0].physical_cpu >> + 1); // shift to get core id + + debug_printf( + "map logical_cpu:%d core: %d die:%d pkg:%d punit_cpu:%d punit_core:%d\n", + i, cpu_map[i].core_id, cpu_map[i].die_id, + cpu_map[i].pkg_id, cpu_map[i].punit_cpu, + cpu_map[i].punit_cpu_core); + } + + if (fd) + close(fd); +} + +int find_logical_cpu(int pkg_id, int die_id, int punit_core_id) +{ + int i; + + for (i = 0; i < topo_max_cpus; ++i) { + if (cpu_map[i].pkg_id == pkg_id && + cpu_map[i].die_id == die_id && + cpu_map[i].punit_cpu_core == punit_core_id) + return i; + } + + return -EINVAL; +} + +void set_cpu_mask_from_punit_coremask(int cpu, unsigned long long core_mask, + size_t core_cpumask_size, + cpu_set_t *core_cpumask, int *cpu_cnt) +{ + int i, cnt = 0; + int die_id, pkg_id; + + *cpu_cnt = 0; + die_id = get_physical_die_id(cpu); + pkg_id = get_physical_package_id(cpu); + + for (i = 0; i < 64; ++i) { + if (core_mask & BIT(i)) { + int j; + + for (j = 0; j < topo_max_cpus; ++j) { + if (cpu_map[j].pkg_id == pkg_id && + cpu_map[j].die_id == die_id && + cpu_map[j].punit_cpu_core == i) { + CPU_SET_S(j, core_cpumask_size, + core_cpumask); + ++cnt; + } + } + } + } + + *cpu_cnt = cnt; +} + +int find_phy_core_num(int logical_cpu) +{ + if (logical_cpu < topo_max_cpus) + return cpu_map[logical_cpu].punit_cpu_core; + + return -EINVAL; +} + +static int isst_send_mmio_command(unsigned int cpu, unsigned int reg, int write, + unsigned int *value) +{ + struct isst_if_io_regs io_regs; + const char *pathname = "/dev/isst_interface"; + int cmd; + int fd; + + debug_printf("mmio_cmd cpu:%d reg:%d write:%d\n", cpu, reg, write); + + fd = open(pathname, O_RDWR); + if (fd < 0) + err(-1, "%s open failed", pathname); + + io_regs.req_count = 1; + io_regs.io_reg[0].logical_cpu = cpu; + io_regs.io_reg[0].reg = reg; + cmd = ISST_IF_IO_CMD; + if (write) { + io_regs.io_reg[0].read_write = 1; + io_regs.io_reg[0].value = *value; + } else { + io_regs.io_reg[0].read_write = 0; + } + + if (ioctl(fd, cmd, &io_regs) == -1) { + perror("ISST_IF_IO_CMD"); + fprintf(outf, "Error: mmio_cmd cpu:%d reg:%x read_write:%x\n", + cpu, reg, write); + } else { + if (!write) + *value = io_regs.io_reg[0].value; + + debug_printf( + "mmio_cmd response: cpu:%d reg:%x rd_write:%x resp:%x\n", + cpu, reg, write, *value); + } + + close(fd); + + return 0; +} + +int isst_send_mbox_command(unsigned int cpu, unsigned char command, + unsigned char sub_command, unsigned int parameter, + unsigned int req_data, unsigned int *resp) +{ + const char *pathname = "/dev/isst_interface"; + int fd; + struct isst_if_mbox_cmds mbox_cmds = { 0 }; + + debug_printf( + "mbox_send: cpu:%d command:%x sub_command:%x parameter:%x req_data:%x\n", + cpu, command, sub_command, parameter, req_data); + + if (isst_platform_info.mmio_supported && command == CONFIG_CLOS) { + unsigned int value; + int write = 0; + int clos_id, core_id, ret = 0; + + debug_printf("CLOS %d\n", cpu); + + if (parameter & BIT(MBOX_CMD_WRITE_BIT)) { + value = req_data; + write = 1; + } + + switch (sub_command) { + case CLOS_PQR_ASSOC: + core_id = parameter & 0xff; + ret = isst_send_mmio_command( + cpu, PQR_ASSOC_OFFSET + core_id * 4, write, + &value); + if (!ret && !write) + *resp = value; + break; + case CLOS_PM_CLOS: + clos_id = parameter & 0x03; + ret = isst_send_mmio_command( + cpu, PM_CLOS_OFFSET + clos_id * 4, write, + &value); + if (!ret && !write) + *resp = value; + break; + case CLOS_PM_QOS_CONFIG: + ret = isst_send_mmio_command(cpu, PM_QOS_CONFIG_OFFSET, + write, &value); + if (!ret && !write) + *resp = value; + break; + case CLOS_STATUS: + break; + default: + break; + } + return ret; + } + + mbox_cmds.cmd_count = 1; + mbox_cmds.mbox_cmd[0].logical_cpu = cpu; + mbox_cmds.mbox_cmd[0].command = command; + mbox_cmds.mbox_cmd[0].sub_command = sub_command; + mbox_cmds.mbox_cmd[0].parameter = parameter; + mbox_cmds.mbox_cmd[0].req_data = req_data; + + fd = open(pathname, O_RDWR); + if (fd < 0) + err(-1, "%s open failed", pathname); + + if (ioctl(fd, ISST_IF_MBOX_COMMAND, &mbox_cmds) == -1) { + perror("ISST_IF_MBOX_COMMAND"); + fprintf(outf, + "Error: mbox_cmd cpu:%d command:%x sub_command:%x parameter:%x req_data:%x\n", + cpu, command, sub_command, parameter, req_data); + } else { + *resp = mbox_cmds.mbox_cmd[0].resp_data; + debug_printf( + "mbox_cmd response: cpu:%d command:%x sub_command:%x parameter:%x req_data:%x resp:%x\n", + cpu, command, sub_command, parameter, req_data, *resp); + } + + close(fd); + + return 0; +} + +int isst_send_msr_command(unsigned int cpu, unsigned int msr, int write, + unsigned long long *req_resp) +{ + struct isst_if_msr_cmds msr_cmds; + const char *pathname = "/dev/isst_interface"; + int fd; + + fd = open(pathname, O_RDWR); + if (fd < 0) + err(-1, "%s open failed", pathname); + + msr_cmds.cmd_count = 1; + msr_cmds.msr_cmd[0].logical_cpu = cpu; + msr_cmds.msr_cmd[0].msr = msr; + msr_cmds.msr_cmd[0].read_write = write; + if (write) + msr_cmds.msr_cmd[0].data = *req_resp; + + if (ioctl(fd, ISST_IF_MSR_COMMAND, &msr_cmds) == -1) { + perror("ISST_IF_MSR_COMMAD"); + fprintf(outf, "Error: msr_cmd cpu:%d msr:%x read_write:%d\n", + cpu, msr, write); + } else { + if (!write) + *req_resp = msr_cmds.msr_cmd[0].data; + + debug_printf( + "msr_cmd response: cpu:%d msr:%x rd_write:%x resp:%llx %llx\n", + cpu, msr, write, *req_resp, msr_cmds.msr_cmd[0].data); + } + + close(fd); + + return 0; +} + +static int isst_fill_platform_info(void) +{ + const char *pathname = "/dev/isst_interface"; + int fd; + + fd = open(pathname, O_RDWR); + if (fd < 0) + err(-1, "%s open failed", pathname); + + if (ioctl(fd, ISST_IF_GET_PLATFORM_INFO, &isst_platform_info) == -1) { + perror("ISST_IF_GET_PLATFORM_INFO"); + close(fd); + return -1; + } + + close(fd); + + return 0; +} + +static void isst_print_platform_information(void) +{ + struct isst_if_platform_info platform_info; + const char *pathname = "/dev/isst_interface"; + int fd; + + fd = open(pathname, O_RDWR); + if (fd < 0) + err(-1, "%s open failed", pathname); + + if (ioctl(fd, ISST_IF_GET_PLATFORM_INFO, &platform_info) == -1) { + perror("ISST_IF_GET_PLATFORM_INFO"); + } else { + fprintf(outf, "Platform: API version : %d\n", + platform_info.api_version); + fprintf(outf, "Platform: Driver version : %d\n", + platform_info.driver_version); + fprintf(outf, "Platform: mbox supported : %d\n", + platform_info.mbox_supported); + fprintf(outf, "Platform: mmio supported : %d\n", + platform_info.mmio_supported); + } + + close(fd); + + exit(0); +} + +static void exec_on_get_ctdp_cpu(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + int (*fn_ptr)(int cpu, void *arg); + int ret; + + fn_ptr = arg1; + ret = fn_ptr(cpu, arg2); + if (ret) + perror("get_tdp_*"); + else + isst_display_result(cpu, outf, "perf-profile", (char *)arg3, + *(unsigned int *)arg4); +} + +#define _get_tdp_level(desc, suffix, object, help) \ + static void get_tdp_##object(void) \ + { \ + struct isst_pkg_ctdp ctdp; \ +\ + if (cmd_help) { \ + fprintf(stderr, \ + "Print %s [No command arguments are required]\n", \ + help); \ + exit(0); \ + } \ + isst_ctdp_display_information_start(outf); \ + if (max_target_cpus) \ + for_each_online_target_cpu_in_set( \ + exec_on_get_ctdp_cpu, isst_get_ctdp_##suffix, \ + &ctdp, desc, &ctdp.object); \ + else \ + for_each_online_package_in_set(exec_on_get_ctdp_cpu, \ + isst_get_ctdp_##suffix, \ + &ctdp, desc, \ + &ctdp.object); \ + isst_ctdp_display_information_end(outf); \ + } + +_get_tdp_level("get-config-levels", levels, levels, "TDP levels"); +_get_tdp_level("get-config-version", levels, version, "TDP version"); +_get_tdp_level("get-config-enabled", levels, enabled, "TDP enable status"); +_get_tdp_level("get-config-current_level", levels, current_level, + "Current TDP Level"); +_get_tdp_level("get-lock-status", levels, locked, "TDP lock status"); + +static void dump_isst_config_for_cpu(int cpu, void *arg1, void *arg2, + void *arg3, void *arg4) +{ + struct isst_pkg_ctdp pkg_dev; + int ret; + + memset(&pkg_dev, 0, sizeof(pkg_dev)); + ret = isst_get_process_ctdp(cpu, tdp_level, &pkg_dev); + if (ret) { + perror("isst_get_process_ctdp"); + } else { + isst_ctdp_display_information(cpu, outf, tdp_level, &pkg_dev); + isst_get_process_ctdp_complete(cpu, &pkg_dev); + } +} + +static void dump_isst_config(void) +{ + if (cmd_help) { + fprintf(stderr, + "Print Intel(R) Speed Select Technology Performance profile configuration\n"); + fprintf(stderr, + "including base frequency and turbo frequency configurations\n"); + fprintf(stderr, "Optional: -l|--level : Specify tdp level\n"); + fprintf(stderr, + "\tIf no arguments, dump information for all TDP levels\n"); + exit(0); + } + + isst_ctdp_display_information_start(outf); + + if (max_target_cpus) + for_each_online_target_cpu_in_set(dump_isst_config_for_cpu, + NULL, NULL, NULL, NULL); + else + for_each_online_package_in_set(dump_isst_config_for_cpu, NULL, + NULL, NULL, NULL); + + isst_ctdp_display_information_end(outf); +} + +static void set_tdp_level_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + int ret; + + ret = isst_set_tdp_level(cpu, tdp_level); + if (ret) + perror("set_tdp_level_for_cpu"); + else + isst_display_result(cpu, outf, "perf-profile", "set_tdp_level", + ret); +} + +static void set_tdp_level(void) +{ + if (cmd_help) { + fprintf(stderr, "Set Config TDP level\n"); + fprintf(stderr, + "\t Arguments: -l|--level : Specify tdp level\n"); + exit(0); + } + + if (tdp_level == 0xff) { + fprintf(outf, "Invalid command: specify tdp_level\n"); + exit(1); + } + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(set_tdp_level_for_cpu, NULL, + NULL, NULL, NULL); + else + for_each_online_package_in_set(set_tdp_level_for_cpu, NULL, + NULL, NULL, NULL); + isst_ctdp_display_information_end(outf); +} + +static void dump_pbf_config_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + struct isst_pbf_info pbf_info; + int ret; + + ret = isst_get_pbf_info(cpu, tdp_level, &pbf_info); + if (ret) { + perror("isst_get_pbf_info"); + } else { + isst_pbf_display_information(cpu, outf, tdp_level, &pbf_info); + isst_get_pbf_info_complete(&pbf_info); + } +} + +static void dump_pbf_config(void) +{ + if (cmd_help) { + fprintf(stderr, + "Print Intel(R) Speed Select Technology base frequency configuration for a TDP level\n"); + fprintf(stderr, + "\tArguments: -l|--level : Specify tdp level\n"); + exit(0); + } + + if (tdp_level == 0xff) { + fprintf(outf, "Invalid command: specify tdp_level\n"); + exit(1); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(dump_pbf_config_for_cpu, NULL, + NULL, NULL, NULL); + else + for_each_online_package_in_set(dump_pbf_config_for_cpu, NULL, + NULL, NULL, NULL); + isst_ctdp_display_information_end(outf); +} + +static void set_pbf_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + int ret; + int status = *(int *)arg4; + + ret = isst_set_pbf_fact_status(cpu, 1, status); + if (ret) { + perror("isst_set_pbf"); + } else { + if (status) + isst_display_result(cpu, outf, "base-freq", "enable", + ret); + else + isst_display_result(cpu, outf, "base-freq", "disable", + ret); + } +} + +static void set_pbf_enable(void) +{ + int status = 1; + + if (cmd_help) { + fprintf(stderr, + "Enable Intel Speed Select Technology base frequency feature [No command arguments are required]\n"); + exit(0); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(set_pbf_for_cpu, NULL, NULL, + NULL, &status); + else + for_each_online_package_in_set(set_pbf_for_cpu, NULL, NULL, + NULL, &status); + isst_ctdp_display_information_end(outf); +} + +static void set_pbf_disable(void) +{ + int status = 0; + + if (cmd_help) { + fprintf(stderr, + "Disable Intel Speed Select Technology base frequency feature [No command arguments are required]\n"); + exit(0); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(set_pbf_for_cpu, NULL, NULL, + NULL, &status); + else + for_each_online_package_in_set(set_pbf_for_cpu, NULL, NULL, + NULL, &status); + isst_ctdp_display_information_end(outf); +} + +static void dump_fact_config_for_cpu(int cpu, void *arg1, void *arg2, + void *arg3, void *arg4) +{ + struct isst_fact_info fact_info; + int ret; + + ret = isst_get_fact_info(cpu, tdp_level, &fact_info); + if (ret) + perror("isst_get_fact_bucket_info"); + else + isst_fact_display_information(cpu, outf, tdp_level, fact_bucket, + fact_avx, &fact_info); +} + +static void dump_fact_config(void) +{ + if (cmd_help) { + fprintf(stderr, + "Print complete Intel Speed Select Technology turbo frequency configuration for a TDP level. Other arguments are optional.\n"); + fprintf(stderr, + "\tArguments: -l|--level : Specify tdp level\n"); + fprintf(stderr, + "\tArguments: -b|--bucket : Bucket index to dump\n"); + fprintf(stderr, + "\tArguments: -r|--trl-type : Specify trl type: sse|avx2|avx512\n"); + exit(0); + } + + if (tdp_level == 0xff) { + fprintf(outf, "Invalid command: specify tdp_level\n"); + exit(1); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(dump_fact_config_for_cpu, + NULL, NULL, NULL, NULL); + else + for_each_online_package_in_set(dump_fact_config_for_cpu, NULL, + NULL, NULL, NULL); + isst_ctdp_display_information_end(outf); +} + +static void set_fact_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + int ret; + int status = *(int *)arg4; + + ret = isst_set_pbf_fact_status(cpu, 0, status); + if (ret) + perror("isst_set_fact"); + else { + if (status) { + struct isst_pkg_ctdp pkg_dev; + + ret = isst_get_ctdp_levels(cpu, &pkg_dev); + if (ret) { + isst_display_result(cpu, outf, "turbo-freq", + "enable", ret); + return; + } + ret = isst_set_trl(cpu, fact_trl); + isst_display_result(cpu, outf, "turbo-freq", "enable", + ret); + } else { + /* Since we modified TRL during Fact enable, restore it */ + isst_set_trl_from_current_tdp(cpu, fact_trl); + isst_display_result(cpu, outf, "turbo-freq", "disable", + ret); + } + } +} + +static void set_fact_enable(void) +{ + int status = 1; + + if (cmd_help) { + fprintf(stderr, + "Enable Intel Speed Select Technology Turbo frequency feature\n"); + fprintf(stderr, + "Optional: -t|--trl : Specify turbo ratio limit\n"); + exit(0); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(set_fact_for_cpu, NULL, NULL, + NULL, &status); + else + for_each_online_package_in_set(set_fact_for_cpu, NULL, NULL, + NULL, &status); + isst_ctdp_display_information_end(outf); +} + +static void set_fact_disable(void) +{ + int status = 0; + + if (cmd_help) { + fprintf(stderr, + "Disable Intel Speed Select Technology turbo frequency feature\n"); + fprintf(stderr, + "Optional: -t|--trl : Specify turbo ratio limit\n"); + exit(0); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(set_fact_for_cpu, NULL, NULL, + NULL, &status); + else + for_each_online_package_in_set(set_fact_for_cpu, NULL, NULL, + NULL, &status); + isst_ctdp_display_information_end(outf); +} + +static void enable_clos_qos_config(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + int ret; + int status = *(int *)arg4; + + ret = isst_pm_qos_config(cpu, status, clos_priority_type); + if (ret) { + perror("isst_pm_qos_config"); + } else { + if (status) + isst_display_result(cpu, outf, "core-power", "enable", + ret); + else + isst_display_result(cpu, outf, "core-power", "disable", + ret); + } +} + +static void set_clos_enable(void) +{ + int status = 1; + + if (cmd_help) { + fprintf(stderr, "Enable core-power for a package/die\n"); + fprintf(stderr, + "\tClos Enable: Specify priority type with [--priority|-p]\n"); + fprintf(stderr, "\t\t 0: Proportional, 1: Ordered\n"); + exit(0); + } + + if (cpufreq_sysfs_present()) { + fprintf(stderr, + "cpufreq subsystem and core-power enable will interfere with each other!\n"); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(enable_clos_qos_config, NULL, + NULL, NULL, &status); + else + for_each_online_package_in_set(enable_clos_qos_config, NULL, + NULL, NULL, &status); + isst_ctdp_display_information_end(outf); +} + +static void set_clos_disable(void) +{ + int status = 0; + + if (cmd_help) { + fprintf(stderr, + "Disable core-power: [No command arguments are required]\n"); + exit(0); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(enable_clos_qos_config, NULL, + NULL, NULL, &status); + else + for_each_online_package_in_set(enable_clos_qos_config, NULL, + NULL, NULL, &status); + isst_ctdp_display_information_end(outf); +} + +static void dump_clos_config_for_cpu(int cpu, void *arg1, void *arg2, + void *arg3, void *arg4) +{ + struct isst_clos_config clos_config; + int ret; + + ret = isst_pm_get_clos(cpu, current_clos, &clos_config); + if (ret) + perror("isst_pm_get_clos"); + else + isst_clos_display_information(cpu, outf, current_clos, + &clos_config); +} + +static void dump_clos_config(void) +{ + if (cmd_help) { + fprintf(stderr, + "Print Intel Speed Select Technology core power configuration\n"); + fprintf(stderr, + "\tArguments: [-c | --clos]: Specify clos id\n"); + exit(0); + } + if (current_clos < 0 || current_clos > 3) { + fprintf(stderr, "Invalid clos id\n"); + exit(0); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(dump_clos_config_for_cpu, + NULL, NULL, NULL, NULL); + else + for_each_online_package_in_set(dump_clos_config_for_cpu, NULL, + NULL, NULL, NULL); + isst_ctdp_display_information_end(outf); +} + +static void set_clos_config_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + struct isst_clos_config clos_config; + int ret; + + clos_config.pkg_id = get_physical_package_id(cpu); + clos_config.die_id = get_physical_die_id(cpu); + + clos_config.epp = clos_epp; + clos_config.clos_prop_prio = clos_prop_prio; + clos_config.clos_min = clos_min; + clos_config.clos_max = clos_max; + clos_config.clos_desired = clos_desired; + ret = isst_set_clos(cpu, current_clos, &clos_config); + if (ret) + perror("isst_set_clos"); + else + isst_display_result(cpu, outf, "core-power", "config", ret); +} + +static void set_clos_config(void) +{ + if (cmd_help) { + fprintf(stderr, + "Set core-power configuration for one of the four clos ids\n"); + fprintf(stderr, + "\tSpecify targeted clos id with [--clos|-c]\n"); + fprintf(stderr, "\tSpecify clos EPP with [--epp|-e]\n"); + fprintf(stderr, + "\tSpecify clos Proportional Priority [--weight|-w]\n"); + fprintf(stderr, "\tSpecify clos min with [--min|-n]\n"); + fprintf(stderr, "\tSpecify clos max with [--max|-m]\n"); + fprintf(stderr, "\tSpecify clos desired with [--desired|-d]\n"); + exit(0); + } + + if (current_clos < 0 || current_clos > 3) { + fprintf(stderr, "Invalid clos id\n"); + exit(0); + } + if (clos_epp < 0 || clos_epp > 0x0F) { + fprintf(stderr, "clos epp is not specified, default: 0\n"); + clos_epp = 0; + } + if (clos_prop_prio < 0 || clos_prop_prio > 0x0F) { + fprintf(stderr, + "clos frequency weight is not specified, default: 0\n"); + clos_prop_prio = 0; + } + if (clos_min < 0) { + fprintf(stderr, "clos min is not specified, default: 0\n"); + clos_min = 0; + } + if (clos_max < 0) { + fprintf(stderr, "clos max is not specified, default: 0xff\n"); + clos_max = 0xff; + } + if (clos_desired < 0) { + fprintf(stderr, "clos desired is not specified, default: 0\n"); + clos_desired = 0x00; + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(set_clos_config_for_cpu, NULL, + NULL, NULL, NULL); + else + for_each_online_package_in_set(set_clos_config_for_cpu, NULL, + NULL, NULL, NULL); + isst_ctdp_display_information_end(outf); +} + +static void set_clos_assoc_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + int ret; + + ret = isst_clos_associate(cpu, current_clos); + if (ret) + perror("isst_clos_associate"); + else + isst_display_result(cpu, outf, "core-power", "assoc", ret); +} + +static void set_clos_assoc(void) +{ + if (cmd_help) { + fprintf(stderr, "Associate a clos id to a CPU\n"); + fprintf(stderr, + "\tSpecify targeted clos id with [--clos|-c]\n"); + exit(0); + } + + if (current_clos < 0 || current_clos > 3) { + fprintf(stderr, "Invalid clos id\n"); + exit(0); + } + if (max_target_cpus) + for_each_online_target_cpu_in_set(set_clos_assoc_for_cpu, NULL, + NULL, NULL, NULL); + else { + fprintf(stderr, + "Invalid target cpu. Specify with [-c|--cpu]\n"); + } +} + +static void get_clos_assoc_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + int clos, ret; + + ret = isst_clos_get_assoc_status(cpu, &clos); + if (ret) + perror("isst_clos_get_assoc_status"); + else + isst_display_result(cpu, outf, "core-power", "get-assoc", clos); +} + +static void get_clos_assoc(void) +{ + if (cmd_help) { + fprintf(stderr, "Get associate clos id to a CPU\n"); + fprintf(stderr, "\tSpecify targeted cpu id with [--cpu|-c]\n"); + exit(0); + } + if (max_target_cpus) + for_each_online_target_cpu_in_set(get_clos_assoc_for_cpu, NULL, + NULL, NULL, NULL); + else { + fprintf(stderr, + "Invalid target cpu. Specify with [-c|--cpu]\n"); + } +} + +static struct process_cmd_struct isst_cmds[] = { + { "perf-profile", "get-lock-status", get_tdp_locked }, + { "perf-profile", "get-config-levels", get_tdp_levels }, + { "perf-profile", "get-config-version", get_tdp_version }, + { "perf-profile", "get-config-enabled", get_tdp_enabled }, + { "perf-profile", "get-config-current-level", get_tdp_current_level }, + { "perf-profile", "set-config-level", set_tdp_level }, + { "perf-profile", "info", dump_isst_config }, + { "base-freq", "info", dump_pbf_config }, + { "base-freq", "enable", set_pbf_enable }, + { "base-freq", "disable", set_pbf_disable }, + { "turbo-freq", "info", dump_fact_config }, + { "turbo-freq", "enable", set_fact_enable }, + { "turbo-freq", "disable", set_fact_disable }, + { "core-power", "info", dump_clos_config }, + { "core-power", "enable", set_clos_enable }, + { "core-power", "disable", set_clos_disable }, + { "core-power", "config", set_clos_config }, + { "core-power", "assoc", set_clos_assoc }, + { "core-power", "get-assoc", get_clos_assoc }, + { NULL, NULL, NULL } +}; + +/* + * parse cpuset with following syntax + * 1,2,4..6,8-10 and set bits in cpu_subset + */ +void parse_cpu_command(char *optarg) +{ + unsigned int start, end; + char *next; + + next = optarg; + + while (next && *next) { + if (*next == '-') /* no negative cpu numbers */ + goto error; + + start = strtoul(next, &next, 10); + + if (max_target_cpus < MAX_CPUS_IN_ONE_REQ) + target_cpus[max_target_cpus++] = start; + + if (*next == '\0') + break; + + if (*next == ',') { + next += 1; + continue; + } + + if (*next == '-') { + next += 1; /* start range */ + } else if (*next == '.') { + next += 1; + if (*next == '.') + next += 1; /* start range */ + else + goto error; + } + + end = strtoul(next, &next, 10); + if (end <= start) + goto error; + + while (++start <= end) { + if (max_target_cpus < MAX_CPUS_IN_ONE_REQ) + target_cpus[max_target_cpus++] = start; + } + + if (*next == ',') + next += 1; + else if (*next != '\0') + goto error; + } + +#ifdef DEBUG + { + int i; + + for (i = 0; i < max_target_cpus; ++i) + printf("cpu [%d] in arg\n", target_cpus[i]); + } +#endif + return; + +error: + fprintf(stderr, "\"--cpu %s\" malformed\n", optarg); + exit(-1); +} + +static void parse_cmd_args(int argc, int start, char **argv) +{ + int opt; + int option_index; + + static struct option long_options[] = { + { "bucket", required_argument, 0, 'b' }, + { "level", required_argument, 0, 'l' }, + { "trl-type", required_argument, 0, 'r' }, + { "trl", required_argument, 0, 't' }, + { "help", no_argument, 0, 'h' }, + { "clos", required_argument, 0, 'c' }, + { "desired", required_argument, 0, 'd' }, + { "epp", required_argument, 0, 'e' }, + { "min", required_argument, 0, 'n' }, + { "max", required_argument, 0, 'm' }, + { "priority", required_argument, 0, 'p' }, + { "weight", required_argument, 0, 'w' }, + { 0, 0, 0, 0 } + }; + + option_index = start; + + optind = start + 1; + while ((opt = getopt_long(argc, argv, "b:l:t:c:d:e:n:m:p:w:h", + long_options, &option_index)) != -1) { + switch (opt) { + case 'b': + fact_bucket = atoi(optarg); + break; + case 'h': + cmd_help = 1; + break; + case 'l': + tdp_level = atoi(optarg); + break; + case 't': + sscanf(optarg, "0x%llx", &fact_trl); + break; + case 'r': + if (!strncmp(optarg, "sse", 3)) { + fact_avx = 0x01; + } else if (!strncmp(optarg, "avx2", 4)) { + fact_avx = 0x02; + } else if (!strncmp(optarg, "avx512", 4)) { + fact_avx = 0x04; + } else { + fprintf(outf, "Invalid sse,avx options\n"); + exit(1); + } + break; + /* CLOS related */ + case 'c': + current_clos = atoi(optarg); + printf("clos %d\n", current_clos); + break; + case 'd': + clos_desired = atoi(optarg); + break; + case 'e': + clos_epp = atoi(optarg); + break; + case 'n': + clos_min = atoi(optarg); + break; + case 'm': + clos_max = atoi(optarg); + break; + case 'p': + clos_priority_type = atoi(optarg); + break; + case 'w': + clos_prop_prio = atoi(optarg); + break; + default: + printf("no match\n"); + } + } +} + +static void isst_help(void) +{ + printf("perf-profile:\tAn architectural mechanism that allows multiple optimized \n\ + performance profiles per system via static and/or dynamic\n\ + adjustment of core count, workload, Tjmax, and\n\ + TDP, etc.\n"); + printf("\nCommands : For feature=perf-profile\n"); + printf("\tinfo\n"); + printf("\tget-lock-status\n"); + printf("\tget-config-levels\n"); + printf("\tget-config-version\n"); + printf("\tget-config-enabled\n"); + printf("\tget-config-current-level\n"); + printf("\tset-config-level\n"); +} + +static void pbf_help(void) +{ + printf("base-freq:\tEnables users to increase guaranteed base frequency\n\ + on certain cores (high priority cores) in exchange for lower\n\ + base frequency on remaining cores (low priority cores).\n"); + printf("\tcommand : info\n"); + printf("\tcommand : enable\n"); + printf("\tcommand : disable\n"); +} + +static void fact_help(void) +{ + printf("turbo-freq:\tEnables the ability to set different turbo ratio\n\ + limits to cores based on priority.\n"); + printf("\nCommand: For feature=turbo-freq\n"); + printf("\tcommand : info\n"); + printf("\tcommand : enable\n"); + printf("\tcommand : disable\n"); +} + +static void core_power_help(void) +{ + printf("core-power:\tInterface that allows user to define per core/tile\n\ + priority.\n"); + printf("\nCommands : For feature=core-power\n"); + printf("\tinfo\n"); + printf("\tenable\n"); + printf("\tdisable\n"); + printf("\tconfig\n"); + printf("\tassoc\n"); + printf("\tget-assoc\n"); +} + +struct process_cmd_help_struct { + char *feature; + void (*process_fn)(void); +}; + +static struct process_cmd_help_struct isst_help_cmds[] = { + { "perf-profile", isst_help }, + { "base-freq", pbf_help }, + { "turbo-freq", fact_help }, + { "core-power", core_power_help }, + { NULL, NULL } +}; + +void process_command(int argc, char **argv) +{ + int i = 0, matched = 0; + char *feature = argv[optind]; + char *cmd = argv[optind + 1]; + + if (!feature || !cmd) + return; + + debug_printf("feature name [%s] command [%s]\n", feature, cmd); + if (!strcmp(cmd, "-h") || !strcmp(cmd, "--help")) { + while (isst_help_cmds[i].feature) { + if (!strcmp(isst_help_cmds[i].feature, feature)) { + isst_help_cmds[i].process_fn(); + exit(0); + } + ++i; + } + } + + create_cpu_map(); + + i = 0; + while (isst_cmds[i].feature) { + if (!strcmp(isst_cmds[i].feature, feature) && + !strcmp(isst_cmds[i].command, cmd)) { + parse_cmd_args(argc, optind + 1, argv); + isst_cmds[i].process_fn(); + matched = 1; + break; + } + ++i; + } + + if (!matched) + fprintf(stderr, "Invalid command\n"); +} + +static void usage(void) +{ + printf("Intel(R) Speed Select Technology\n"); + printf("\nUsage:\n"); + printf("intel-speed-select [OPTIONS] FEATURE COMMAND COMMAND_ARGUMENTS\n"); + printf("\nUse this tool to enumerate and control the Intel Speed Select Technology features,\n"); + printf("\nFEATURE : [perf-profile|base-freq|turbo-freq|core-power]\n"); + printf("\nFor help on each feature, use --h|--help\n"); + printf("\tFor example: intel-speed-select perf-profile -h\n"); + + printf("\nFor additional help on each command for a feature, use --h|--help\n"); + printf("\tFor example: intel-speed-select perf-profile get-lock-status -h\n"); + printf("\t\t This will print help for the command \"get-lock-status\" for the feature \"perf-profile\"\n"); + + printf("\nOPTIONS\n"); + printf("\t[-c|--cpu] : logical cpu number\n"); + printf("\t\tDefault: Die scoped for all dies in the system with multiple dies/package\n"); + printf("\t\t\t Or Package scoped for all Packages when each package contains one die\n"); + printf("\t[-d|--debug] : Debug mode\n"); + printf("\t[-h|--help] : Print help\n"); + printf("\t[-i|--info] : Print platform information\n"); + printf("\t[-o|--out] : Output file\n"); + printf("\t\t\tDefault : stderr\n"); + printf("\t[-f|--format] : output format [json|text]. Default: text\n"); + printf("\t[-v|--version] : Print version\n"); + + printf("\nResult format\n"); + printf("\tResult display uses a common format for each command:\n"); + printf("\tResults are formatted in text/JSON with\n"); + printf("\t\tPackage, Die, CPU, and command specific results.\n"); + printf("\t\t\tFor Set commands, status is 0 for success and rest for failures\n"); + exit(1); +} + +static void print_version(void) +{ + fprintf(outf, "Version %s\n", version_str); + fprintf(outf, "Build date %s time %s\n", __DATE__, __TIME__); + exit(0); +} + +static void cmdline(int argc, char **argv) +{ + int opt; + int option_index = 0; + + static struct option long_options[] = { + { "cpu", required_argument, 0, 'c' }, + { "debug", no_argument, 0, 'd' }, + { "format", required_argument, 0, 'f' }, + { "help", no_argument, 0, 'h' }, + { "info", no_argument, 0, 'i' }, + { "out", required_argument, 0, 'o' }, + { "version", no_argument, 0, 'v' }, + { 0, 0, 0, 0 } + }; + + progname = argv[0]; + while ((opt = getopt_long_only(argc, argv, "+c:df:hio:v", long_options, + &option_index)) != -1) { + switch (opt) { + case 'c': + parse_cpu_command(optarg); + break; + case 'd': + debug_flag = 1; + printf("Debug Mode ON\n"); + break; + case 'f': + if (!strncmp(optarg, "json", 4)) + out_format_json = 1; + break; + case 'h': + usage(); + break; + case 'i': + isst_print_platform_information(); + break; + case 'o': + if (outf) + fclose(outf); + outf = fopen_or_exit(optarg, "w"); + break; + case 'v': + print_version(); + break; + default: + usage(); + } + } + + if (geteuid() != 0) { + fprintf(stderr, "Must run as root\n"); + exit(0); + } + + if (optind > (argc - 2)) { + fprintf(stderr, "Feature name and|or command not specified\n"); + exit(0); + } + update_cpu_model(); + printf("Intel(R) Speed Select Technology\n"); + printf("Executing on CPU model:%d[0x%x]\n", cpu_model, cpu_model); + set_max_cpu_num(); + set_cpu_present_cpu_mask(); + set_cpu_target_cpu_mask(); + isst_fill_platform_info(); + if (isst_platform_info.api_version > supported_api_ver) { + printf("Incompatible API versions; Upgrade of tool is required\n"); + exit(0); + } + + process_command(argc, argv); +} + +int main(int argc, char **argv) +{ + outf = stderr; + cmdline(argc, argv); + return 0; +} diff --git a/tools/power/x86/intel-speed-select/isst-core.c b/tools/power/x86/intel-speed-select/isst-core.c new file mode 100644 index 000000000000..8de4ac39a008 --- /dev/null +++ b/tools/power/x86/intel-speed-select/isst-core.c @@ -0,0 +1,721 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Intel Speed Select -- Enumerate and control features + * Copyright (c) 2019 Intel Corporation. + */ + +#include "isst.h" + +int isst_get_ctdp_levels(int cpu, struct isst_pkg_ctdp *pkg_dev) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, + CONFIG_TDP_GET_LEVELS_INFO, 0, 0, &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_GET_LEVELS_INFO resp:%x\n", cpu, resp); + + pkg_dev->version = resp & 0xff; + pkg_dev->levels = (resp >> 8) & 0xff; + pkg_dev->current_level = (resp >> 16) & 0xff; + pkg_dev->locked = !!(resp & BIT(24)); + pkg_dev->enabled = !!(resp & BIT(31)); + + return 0; +} + +int isst_get_ctdp_control(int cpu, int config_index, + struct isst_pkg_ctdp_level_info *ctdp_level) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, + CONFIG_TDP_GET_TDP_CONTROL, 0, + config_index, &resp); + if (ret) + return ret; + + ctdp_level->fact_support = resp & BIT(0); + ctdp_level->pbf_support = !!(resp & BIT(1)); + ctdp_level->fact_enabled = !!(resp & BIT(16)); + ctdp_level->pbf_enabled = !!(resp & BIT(17)); + + debug_printf( + "cpu:%d CONFIG_TDP_GET_TDP_CONTROL resp:%x fact_support:%d pbf_support: %d fact_enabled:%d pbf_enabled:%d\n", + cpu, resp, ctdp_level->fact_support, ctdp_level->pbf_support, + ctdp_level->fact_enabled, ctdp_level->pbf_enabled); + + return 0; +} + +int isst_get_tdp_info(int cpu, int config_index, + struct isst_pkg_ctdp_level_info *ctdp_level) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, CONFIG_TDP_GET_TDP_INFO, + 0, config_index, &resp); + if (ret) + return ret; + + ctdp_level->pkg_tdp = resp & GENMASK(14, 0); + ctdp_level->tdp_ratio = (resp & GENMASK(23, 16)) >> 16; + + debug_printf( + "cpu:%d ctdp:%d CONFIG_TDP_GET_TDP_INFO resp:%x tdp_ratio:%d pkg_tdp:%d\n", + cpu, config_index, resp, ctdp_level->tdp_ratio, + ctdp_level->pkg_tdp); + return 0; +} + +int isst_get_pwr_info(int cpu, int config_index, + struct isst_pkg_ctdp_level_info *ctdp_level) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, CONFIG_TDP_GET_PWR_INFO, + 0, config_index, &resp); + if (ret) + return ret; + + ctdp_level->pkg_max_power = resp & GENMASK(14, 0); + ctdp_level->pkg_min_power = (resp & GENMASK(30, 16)) >> 16; + + debug_printf( + "cpu:%d ctdp:%d CONFIG_TDP_GET_PWR_INFO resp:%x pkg_max_power:%d pkg_min_power:%d\n", + cpu, config_index, resp, ctdp_level->pkg_max_power, + ctdp_level->pkg_min_power); + + return 0; +} + +int isst_get_tjmax_info(int cpu, int config_index, + struct isst_pkg_ctdp_level_info *ctdp_level) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, CONFIG_TDP_GET_TJMAX_INFO, + 0, config_index, &resp); + if (ret) + return ret; + + ctdp_level->t_proc_hot = resp & GENMASK(7, 0); + + debug_printf( + "cpu:%d ctdp:%d CONFIG_TDP_GET_TJMAX_INFO resp:%x t_proc_hot:%d\n", + cpu, config_index, resp, ctdp_level->t_proc_hot); + + return 0; +} + +int isst_get_coremask_info(int cpu, int config_index, + struct isst_pkg_ctdp_level_info *ctdp_level) +{ + unsigned int resp; + int i, ret; + + ctdp_level->cpu_count = 0; + for (i = 0; i < 2; ++i) { + unsigned long long mask; + int cpu_count = 0; + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, + CONFIG_TDP_GET_CORE_MASK, 0, + (i << 8) | config_index, &resp); + if (ret) + return ret; + + debug_printf( + "cpu:%d ctdp:%d mask:%d CONFIG_TDP_GET_CORE_MASK resp:%x\n", + cpu, config_index, i, resp); + + mask = (unsigned long long)resp << (32 * i); + set_cpu_mask_from_punit_coremask(cpu, mask, + ctdp_level->core_cpumask_size, + ctdp_level->core_cpumask, + &cpu_count); + ctdp_level->cpu_count += cpu_count; + debug_printf("cpu:%d ctdp:%d mask:%d cpu count:%d\n", cpu, + config_index, i, ctdp_level->cpu_count); + } + + return 0; +} + +int isst_get_get_trl(int cpu, int level, int avx_level, int *trl) +{ + unsigned int req, resp; + int ret; + + req = level | (avx_level << 16); + ret = isst_send_mbox_command(cpu, CONFIG_TDP, + CONFIG_TDP_GET_TURBO_LIMIT_RATIOS, 0, req, + &resp); + if (ret) + return ret; + + debug_printf( + "cpu:%d CONFIG_TDP_GET_TURBO_LIMIT_RATIOS req:%x resp:%x\n", + cpu, req, resp); + + trl[0] = resp & GENMASK(7, 0); + trl[1] = (resp & GENMASK(15, 8)) >> 8; + trl[2] = (resp & GENMASK(23, 16)) >> 16; + trl[3] = (resp & GENMASK(31, 24)) >> 24; + + req = level | BIT(8) | (avx_level << 16); + ret = isst_send_mbox_command(cpu, CONFIG_TDP, + CONFIG_TDP_GET_TURBO_LIMIT_RATIOS, 0, req, + &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_GET_TURBO_LIMIT req:%x resp:%x\n", cpu, + req, resp); + + trl[4] = resp & GENMASK(7, 0); + trl[5] = (resp & GENMASK(15, 8)) >> 8; + trl[6] = (resp & GENMASK(23, 16)) >> 16; + trl[7] = (resp & GENMASK(31, 24)) >> 24; + + return 0; +} + +int isst_set_tdp_level_msr(int cpu, int tdp_level) +{ + int ret; + + debug_printf("cpu: tdp_level via MSR %d\n", cpu, tdp_level); + + if (isst_get_config_tdp_lock_status(cpu)) { + debug_printf("cpu: tdp_locked %d\n", cpu); + return -1; + } + + if (tdp_level > 2) + return -1; /* invalid value */ + + ret = isst_send_msr_command(cpu, 0x64b, 1, + (unsigned long long *)&tdp_level); + if (ret) + return ret; + + debug_printf("cpu: tdp_level via MSR successful %d\n", cpu, tdp_level); + + return 0; +} + +int isst_set_tdp_level(int cpu, int tdp_level) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, CONFIG_TDP_SET_LEVEL, 0, + tdp_level, &resp); + if (ret) + return isst_set_tdp_level_msr(cpu, tdp_level); + + return 0; +} + +int isst_get_pbf_info(int cpu, int level, struct isst_pbf_info *pbf_info) +{ + unsigned int req, resp; + int i, ret; + + pbf_info->core_cpumask_size = alloc_cpu_set(&pbf_info->core_cpumask); + + for (i = 0; i < 2; ++i) { + unsigned long long mask; + int count; + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, + CONFIG_TDP_PBF_GET_CORE_MASK_INFO, + 0, (i << 8) | level, &resp); + if (ret) + return ret; + + debug_printf( + "cpu:%d CONFIG_TDP_PBF_GET_CORE_MASK_INFO resp:%x\n", + cpu, resp); + + mask = (unsigned long long)resp << (32 * i); + set_cpu_mask_from_punit_coremask(cpu, mask, + pbf_info->core_cpumask_size, + pbf_info->core_cpumask, + &count); + } + + req = level; + ret = isst_send_mbox_command(cpu, CONFIG_TDP, + CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO, 0, req, + &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO resp:%x\n", cpu, + resp); + + pbf_info->p1_low = resp & 0xff; + pbf_info->p1_high = (resp & GENMASK(15, 8)) >> 8; + + req = level; + ret = isst_send_mbox_command( + cpu, CONFIG_TDP, CONFIG_TDP_PBF_GET_TDP_INFO, 0, req, &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_PBF_GET_TDP_INFO resp:%x\n", cpu, resp); + + pbf_info->tdp = resp & 0xffff; + + req = level; + ret = isst_send_mbox_command( + cpu, CONFIG_TDP, CONFIG_TDP_PBF_GET_TJ_MAX_INFO, 0, req, &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_PBF_GET_TJ_MAX_INFO resp:%x\n", cpu, + resp); + pbf_info->t_control = (resp >> 8) & 0xff; + pbf_info->t_prochot = resp & 0xff; + + return 0; +} + +void isst_get_pbf_info_complete(struct isst_pbf_info *pbf_info) +{ + free_cpu_set(pbf_info->core_cpumask); +} + +int isst_set_pbf_fact_status(int cpu, int pbf, int enable) +{ + struct isst_pkg_ctdp pkg_dev; + struct isst_pkg_ctdp_level_info ctdp_level; + int current_level; + unsigned int req = 0, resp; + int ret; + + ret = isst_get_ctdp_levels(cpu, &pkg_dev); + if (ret) + return ret; + + current_level = pkg_dev.current_level; + + ret = isst_get_ctdp_control(cpu, current_level, &ctdp_level); + if (ret) + return ret; + + if (pbf) { + if (ctdp_level.fact_enabled) + req = BIT(16); + + if (enable) + req |= BIT(17); + else + req &= ~BIT(17); + } else { + if (ctdp_level.pbf_enabled) + req = BIT(17); + + if (enable) + req |= BIT(16); + else + req &= ~BIT(16); + } + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, + CONFIG_TDP_SET_TDP_CONTROL, 0, req, &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_SET_TDP_CONTROL pbf/fact:%d req:%x\n", + cpu, pbf, req); + + return 0; +} + +int isst_get_fact_bucket_info(int cpu, int level, + struct isst_fact_bucket_info *bucket_info) +{ + unsigned int resp; + int i, k, ret; + + for (i = 0; i < 2; ++i) { + int j; + + ret = isst_send_mbox_command( + cpu, CONFIG_TDP, + CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_NUMCORES, 0, + (i << 8) | level, &resp); + if (ret) + return ret; + + debug_printf( + "cpu:%d CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_NUMCORES index:%d level:%d resp:%x\n", + cpu, i, level, resp); + + for (j = 0; j < 4; ++j) { + bucket_info[j + (i * 4)].high_priority_cores_count = + (resp >> (j * 8)) & 0xff; + } + } + + for (k = 0; k < 3; ++k) { + for (i = 0; i < 2; ++i) { + int j; + + ret = isst_send_mbox_command( + cpu, CONFIG_TDP, + CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_RATIOS, 0, + (k << 16) | (i << 8) | level, &resp); + if (ret) + return ret; + + debug_printf( + "cpu:%d CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_RATIOS index:%d level:%d avx:%d resp:%x\n", + cpu, i, level, k, resp); + + for (j = 0; j < 4; ++j) { + switch (k) { + case 0: + bucket_info[j + (i * 4)].sse_trl = + (resp >> (j * 8)) & 0xff; + break; + case 1: + bucket_info[j + (i * 4)].avx_trl = + (resp >> (j * 8)) & 0xff; + break; + case 2: + bucket_info[j + (i * 4)].avx512_trl = + (resp >> (j * 8)) & 0xff; + break; + default: + break; + } + } + } + } + + return 0; +} + +int isst_get_fact_info(int cpu, int level, struct isst_fact_info *fact_info) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(cpu, CONFIG_TDP, + CONFIG_TDP_GET_FACT_LP_CLIPPING_RATIO, 0, + level, &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_GET_FACT_LP_CLIPPING_RATIO resp:%x\n", + cpu, resp); + + fact_info->lp_clipping_ratio_license_sse = resp & 0xff; + fact_info->lp_clipping_ratio_license_avx2 = (resp >> 8) & 0xff; + fact_info->lp_clipping_ratio_license_avx512 = (resp >> 16) & 0xff; + + ret = isst_get_fact_bucket_info(cpu, level, fact_info->bucket_info); + + return ret; +} + +int isst_set_trl(int cpu, unsigned long long trl) +{ + int ret; + + if (!trl) + trl = 0xFFFFFFFFFFFFFFFFULL; + + ret = isst_send_msr_command(cpu, 0x1AD, 1, &trl); + if (ret) + return ret; + + return 0; +} + +int isst_set_trl_from_current_tdp(int cpu, unsigned long long trl) +{ + unsigned long long msr_trl; + int ret; + + if (trl) { + msr_trl = trl; + } else { + struct isst_pkg_ctdp pkg_dev; + int trl[8]; + int i; + + ret = isst_get_ctdp_levels(cpu, &pkg_dev); + if (ret) + return ret; + + ret = isst_get_get_trl(cpu, pkg_dev.current_level, 0, trl); + if (ret) + return ret; + + msr_trl = 0; + for (i = 0; i < 8; ++i) { + unsigned long long _trl = trl[i]; + + msr_trl |= (_trl << (i * 8)); + } + } + ret = isst_send_msr_command(cpu, 0x1AD, 1, &msr_trl); + if (ret) + return ret; + + return 0; +} + +/* Return 1 if locked */ +int isst_get_config_tdp_lock_status(int cpu) +{ + unsigned long long tdp_control = 0; + int ret; + + ret = isst_send_msr_command(cpu, 0x64b, 0, &tdp_control); + if (ret) + return ret; + + ret = !!(tdp_control & BIT(31)); + + return ret; +} + +void isst_get_process_ctdp_complete(int cpu, struct isst_pkg_ctdp *pkg_dev) +{ + int i; + + if (!pkg_dev->processed) + return; + + for (i = 0; i < pkg_dev->levels; ++i) { + struct isst_pkg_ctdp_level_info *ctdp_level; + + ctdp_level = &pkg_dev->ctdp_level[i]; + if (ctdp_level->pbf_support) + free_cpu_set(ctdp_level->pbf_info.core_cpumask); + free_cpu_set(ctdp_level->core_cpumask); + } +} + +int isst_get_process_ctdp(int cpu, int tdp_level, struct isst_pkg_ctdp *pkg_dev) +{ + int i, ret; + + if (pkg_dev->processed) + return 0; + + ret = isst_get_ctdp_levels(cpu, pkg_dev); + if (ret) + return ret; + + debug_printf("cpu: %d ctdp enable:%d current level: %d levels:%d\n", + cpu, pkg_dev->enabled, pkg_dev->current_level, + pkg_dev->levels); + + for (i = 0; i <= pkg_dev->levels; ++i) { + struct isst_pkg_ctdp_level_info *ctdp_level; + + if (tdp_level != 0xff && i != tdp_level) + continue; + + debug_printf("cpu:%d Get Information for TDP level:%d\n", cpu, + i); + ctdp_level = &pkg_dev->ctdp_level[i]; + + ctdp_level->processed = 1; + ctdp_level->level = i; + ctdp_level->control_cpu = cpu; + ctdp_level->pkg_id = get_physical_package_id(cpu); + ctdp_level->die_id = get_physical_die_id(cpu); + + ret = isst_get_ctdp_control(cpu, i, ctdp_level); + if (ret) + return ret; + + ret = isst_get_tdp_info(cpu, i, ctdp_level); + if (ret) + return ret; + + ret = isst_get_pwr_info(cpu, i, ctdp_level); + if (ret) + return ret; + + ret = isst_get_tjmax_info(cpu, i, ctdp_level); + if (ret) + return ret; + + ctdp_level->core_cpumask_size = + alloc_cpu_set(&ctdp_level->core_cpumask); + ret = isst_get_coremask_info(cpu, i, ctdp_level); + if (ret) + return ret; + + ret = isst_get_get_trl(cpu, i, 0, + ctdp_level->trl_sse_active_cores); + if (ret) + return ret; + + ret = isst_get_get_trl(cpu, i, 1, + ctdp_level->trl_avx_active_cores); + if (ret) + return ret; + + ret = isst_get_get_trl(cpu, i, 2, + ctdp_level->trl_avx_512_active_cores); + if (ret) + return ret; + + if (ctdp_level->pbf_support) { + ret = isst_get_pbf_info(cpu, i, &ctdp_level->pbf_info); + if (!ret) + ctdp_level->pbf_found = 1; + } + + if (ctdp_level->fact_support) { + ret = isst_get_fact_info(cpu, i, + &ctdp_level->fact_info); + if (ret) + return ret; + } + } + + pkg_dev->processed = 1; + + return 0; +} + +int isst_pm_qos_config(int cpu, int enable_clos, int priority_type) +{ + unsigned int req, resp; + int ret; + + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PM_QOS_CONFIG, 0, 0, + &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CLOS_PM_QOS_CONFIG resp:%x\n", cpu, resp); + + req = resp; + + if (enable_clos) + req = req | BIT(1); + else + req = req & ~BIT(1); + + if (priority_type) + req = req | BIT(2); + else + req = req & ~BIT(2); + + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PM_QOS_CONFIG, + BIT(MBOX_CMD_WRITE_BIT), req, &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CLOS_PM_QOS_CONFIG priority type:%d req:%x\n", cpu, + priority_type, req); + + return 0; +} + +int isst_pm_get_clos(int cpu, int clos, struct isst_clos_config *clos_config) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PM_CLOS, clos, 0, + &resp); + if (ret) + return ret; + + clos_config->pkg_id = get_physical_package_id(cpu); + clos_config->die_id = get_physical_die_id(cpu); + + clos_config->epp = resp & 0x0f; + clos_config->clos_prop_prio = (resp >> 4) & 0x0f; + clos_config->clos_min = (resp >> 8) & 0xff; + clos_config->clos_max = (resp >> 16) & 0xff; + clos_config->clos_desired = (resp >> 24) & 0xff; + + return 0; +} + +int isst_set_clos(int cpu, int clos, struct isst_clos_config *clos_config) +{ + unsigned int req, resp; + unsigned int param; + int ret; + + req = clos_config->epp & 0x0f; + req |= (clos_config->clos_prop_prio & 0x0f) << 4; + req |= (clos_config->clos_min & 0xff) << 8; + req |= (clos_config->clos_max & 0xff) << 16; + req |= (clos_config->clos_desired & 0xff) << 24; + + param = BIT(MBOX_CMD_WRITE_BIT) | clos; + + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PM_CLOS, param, req, + &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CLOS_PM_CLOS param:%x req:%x\n", cpu, param, req); + + return 0; +} + +int isst_clos_get_assoc_status(int cpu, int *clos_id) +{ + unsigned int resp; + unsigned int param; + int core_id, ret; + + core_id = find_phy_core_num(cpu); + param = core_id; + + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PQR_ASSOC, param, 0, + &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CLOS_PQR_ASSOC param:%x resp:%x\n", cpu, param, + resp); + *clos_id = (resp >> 16) & 0x03; + + return 0; +} + +int isst_clos_associate(int cpu, int clos_id) +{ + unsigned int req, resp; + unsigned int param; + int core_id, ret; + + req = (clos_id & 0x03) << 16; + core_id = find_phy_core_num(cpu); + param = BIT(MBOX_CMD_WRITE_BIT) | core_id; + + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PQR_ASSOC, param, + req, &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CLOS_PQR_ASSOC param:%x req:%x\n", cpu, param, + req); + + return 0; +} diff --git a/tools/power/x86/intel-speed-select/isst-display.c b/tools/power/x86/intel-speed-select/isst-display.c new file mode 100644 index 000000000000..f368b8323742 --- /dev/null +++ b/tools/power/x86/intel-speed-select/isst-display.c @@ -0,0 +1,479 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Intel dynamic_speed_select -- Enumerate and control features + * Copyright (c) 2019 Intel Corporation. + */ + +#include "isst.h" + +#define DISP_FREQ_MULTIPLIER 100000 + +static void printcpumask(int str_len, char *str, int mask_size, + cpu_set_t *cpu_mask) +{ + int i, max_cpus = get_topo_max_cpus(); + unsigned int *mask; + int size, index, curr_index; + + size = max_cpus / (sizeof(unsigned int) * 8); + if (max_cpus % (sizeof(unsigned int) * 8)) + size++; + + mask = calloc(size, sizeof(unsigned int)); + if (!mask) + return; + + for (i = 0; i < max_cpus; ++i) { + int mask_index, bit_index; + + if (!CPU_ISSET_S(i, mask_size, cpu_mask)) + continue; + + mask_index = i / (sizeof(unsigned int) * 8); + bit_index = i % (sizeof(unsigned int) * 8); + mask[mask_index] |= BIT(bit_index); + } + + curr_index = 0; + for (i = size - 1; i >= 0; --i) { + index = snprintf(&str[curr_index], str_len - curr_index, "%08x", + mask[i]); + curr_index += index; + if (i) { + strncat(&str[curr_index], ",", str_len - curr_index); + curr_index++; + } + } + + free(mask); +} + +static void format_and_print_txt(FILE *outf, int level, char *header, + char *value) +{ + char *spaces = " "; + static char delimiters[256]; + int i, j = 0; + + if (!level) + return; + + if (level == 1) { + strcpy(delimiters, " "); + } else { + for (i = 0; i < level - 1; ++i) + j += snprintf(&delimiters[j], sizeof(delimiters) - j, + "%s", spaces); + } + + if (header && value) { + fprintf(outf, "%s", delimiters); + fprintf(outf, "%s:%s\n", header, value); + } else if (header) { + fprintf(outf, "%s", delimiters); + fprintf(outf, "%s\n", header); + } +} + +static int last_level; +static void format_and_print(FILE *outf, int level, char *header, char *value) +{ + char *spaces = " "; + static char delimiters[256]; + int i; + + if (!out_format_is_json()) { + format_and_print_txt(outf, level, header, value); + return; + } + + if (level == 0) { + if (header) + fprintf(outf, "{"); + else + fprintf(outf, "\n}\n"); + + } else { + int j = 0; + + for (i = 0; i < level; ++i) + j += snprintf(&delimiters[j], sizeof(delimiters) - j, + "%s", spaces); + + if (last_level == level) + fprintf(outf, ",\n"); + + if (value) { + if (last_level != level) + fprintf(outf, "\n"); + + fprintf(outf, "%s\"%s\": ", delimiters, header); + fprintf(outf, "\"%s\"", value); + } else { + for (i = last_level - 1; i >= level; --i) { + int k = 0; + + for (j = i; j > 0; --j) + k += snprintf(&delimiters[k], + sizeof(delimiters) - k, + "%s", spaces); + if (i == level && header) + fprintf(outf, "\n%s},", delimiters); + else + fprintf(outf, "\n%s}", delimiters); + } + if (abs(last_level - level) < 3) + fprintf(outf, "\n"); + if (header) + fprintf(outf, "%s\"%s\": {", delimiters, + header); + } + } + + last_level = level; +} + +static void print_packag_info(int cpu, FILE *outf) +{ + char header[256]; + + snprintf(header, sizeof(header), "package-%d", + get_physical_package_id(cpu)); + format_and_print(outf, 1, header, NULL); + snprintf(header, sizeof(header), "die-%d", get_physical_die_id(cpu)); + format_and_print(outf, 2, header, NULL); + snprintf(header, sizeof(header), "cpu-%d", cpu); + format_and_print(outf, 3, header, NULL); +} + +static void _isst_pbf_display_information(int cpu, FILE *outf, int level, + struct isst_pbf_info *pbf_info, + int disp_level) +{ + char header[256]; + char value[256]; + + snprintf(header, sizeof(header), "speed-select-base-freq"); + format_and_print(outf, disp_level, header, NULL); + + snprintf(header, sizeof(header), "high-priority-base-frequency(KHz)"); + snprintf(value, sizeof(value), "%d", + pbf_info->p1_high * DISP_FREQ_MULTIPLIER); + format_and_print(outf, disp_level + 1, header, value); + + snprintf(header, sizeof(header), "high-priority-cpu-mask"); + printcpumask(sizeof(value), value, pbf_info->core_cpumask_size, + pbf_info->core_cpumask); + format_and_print(outf, disp_level + 1, header, value); + + snprintf(header, sizeof(header), "low-priority-base-frequency(KHz)"); + snprintf(value, sizeof(value), "%d", + pbf_info->p1_low * DISP_FREQ_MULTIPLIER); + format_and_print(outf, disp_level + 1, header, value); + + snprintf(header, sizeof(header), "tjunction-temperature(C)"); + snprintf(value, sizeof(value), "%d", pbf_info->t_prochot); + format_and_print(outf, disp_level + 1, header, value); + + snprintf(header, sizeof(header), "thermal-design-power(W)"); + snprintf(value, sizeof(value), "%d", pbf_info->tdp); + format_and_print(outf, disp_level + 1, header, value); +} + +static void _isst_fact_display_information(int cpu, FILE *outf, int level, + int fact_bucket, int fact_avx, + struct isst_fact_info *fact_info, + int base_level) +{ + struct isst_fact_bucket_info *bucket_info = fact_info->bucket_info; + char header[256]; + char value[256]; + int j; + + snprintf(header, sizeof(header), "speed-select-turbo-freq"); + format_and_print(outf, base_level, header, NULL); + for (j = 0; j < ISST_FACT_MAX_BUCKETS; ++j) { + if (fact_bucket != 0xff && fact_bucket != j) + continue; + + if (!bucket_info[j].high_priority_cores_count) + break; + + snprintf(header, sizeof(header), "bucket-%d", j); + format_and_print(outf, base_level + 1, header, NULL); + + snprintf(header, sizeof(header), "high-priority-cores-count"); + snprintf(value, sizeof(value), "%d", + bucket_info[j].high_priority_cores_count); + format_and_print(outf, base_level + 2, header, value); + + if (fact_avx & 0x01) { + snprintf(header, sizeof(header), + "high-priority-max-frequency(KHz)"); + snprintf(value, sizeof(value), "%d", + bucket_info[j].sse_trl * DISP_FREQ_MULTIPLIER); + format_and_print(outf, base_level + 2, header, value); + } + + if (fact_avx & 0x02) { + snprintf(header, sizeof(header), + "high-priority-max-avx2-frequency(KHz)"); + snprintf(value, sizeof(value), "%d", + bucket_info[j].avx_trl * DISP_FREQ_MULTIPLIER); + format_and_print(outf, base_level + 2, header, value); + } + + if (fact_avx & 0x04) { + snprintf(header, sizeof(header), + "high-priority-max-avx512-frequency(KHz)"); + snprintf(value, sizeof(value), "%d", + bucket_info[j].avx512_trl * + DISP_FREQ_MULTIPLIER); + format_and_print(outf, base_level + 2, header, value); + } + } + snprintf(header, sizeof(header), + "speed-select-turbo-freq-clip-frequencies"); + format_and_print(outf, base_level + 1, header, NULL); + snprintf(header, sizeof(header), "low-priority-max-frequency(KHz)"); + snprintf(value, sizeof(value), "%d", + fact_info->lp_clipping_ratio_license_sse * + DISP_FREQ_MULTIPLIER); + format_and_print(outf, base_level + 2, header, value); + snprintf(header, sizeof(header), + "low-priority-max-avx2-frequency(KHz)"); + snprintf(value, sizeof(value), "%d", + fact_info->lp_clipping_ratio_license_avx2 * + DISP_FREQ_MULTIPLIER); + format_and_print(outf, base_level + 2, header, value); + snprintf(header, sizeof(header), + "low-priority-max-avx512-frequency(KHz)"); + snprintf(value, sizeof(value), "%d", + fact_info->lp_clipping_ratio_license_avx512 * + DISP_FREQ_MULTIPLIER); + format_and_print(outf, base_level + 2, header, value); +} + +void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level, + struct isst_pkg_ctdp *pkg_dev) +{ + char header[256]; + char value[256]; + int i, base_level = 1; + + print_packag_info(cpu, outf); + + for (i = 0; i <= pkg_dev->levels; ++i) { + struct isst_pkg_ctdp_level_info *ctdp_level; + int j; + + ctdp_level = &pkg_dev->ctdp_level[i]; + if (!ctdp_level->processed) + continue; + + snprintf(header, sizeof(header), "perf-profile-level-%d", + ctdp_level->level); + format_and_print(outf, base_level + 3, header, NULL); + + snprintf(header, sizeof(header), "cpu-count"); + j = get_cpu_count(get_physical_die_id(cpu), + get_physical_die_id(cpu)); + snprintf(value, sizeof(value), "%d", j); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), "enable-cpu-mask"); + printcpumask(sizeof(value), value, + ctdp_level->core_cpumask_size, + ctdp_level->core_cpumask); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), "thermal-design-power-ratio"); + snprintf(value, sizeof(value), "%d", ctdp_level->tdp_ratio); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), "base-frequency(KHz)"); + snprintf(value, sizeof(value), "%d", + ctdp_level->tdp_ratio * DISP_FREQ_MULTIPLIER); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), + "speed-select-turbo-freq-support"); + snprintf(value, sizeof(value), "%d", ctdp_level->fact_support); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), + "speed-select-base-freq-support"); + snprintf(value, sizeof(value), "%d", ctdp_level->pbf_support); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), + "speed-select-base-freq-enabled"); + snprintf(value, sizeof(value), "%d", ctdp_level->pbf_enabled); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), + "speed-select-turbo-freq-enabled"); + snprintf(value, sizeof(value), "%d", ctdp_level->fact_enabled); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), "thermal-design-power(W)"); + snprintf(value, sizeof(value), "%d", ctdp_level->pkg_tdp); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), "tjunction-max(C)"); + snprintf(value, sizeof(value), "%d", ctdp_level->t_proc_hot); + format_and_print(outf, base_level + 4, header, value); + + snprintf(header, sizeof(header), "turbo-ratio-limits-sse"); + format_and_print(outf, base_level + 4, header, NULL); + for (j = 0; j < 8; ++j) { + snprintf(header, sizeof(header), "bucket-%d", j); + format_and_print(outf, base_level + 5, header, NULL); + + snprintf(header, sizeof(header), "core-count"); + snprintf(value, sizeof(value), "%d", j); + format_and_print(outf, base_level + 6, header, value); + + snprintf(header, sizeof(header), "turbo-ratio"); + snprintf(value, sizeof(value), "%d", + ctdp_level->trl_sse_active_cores[j]); + format_and_print(outf, base_level + 6, header, value); + } + snprintf(header, sizeof(header), "turbo-ratio-limits-avx"); + format_and_print(outf, base_level + 4, header, NULL); + for (j = 0; j < 8; ++j) { + snprintf(header, sizeof(header), "bucket-%d", j); + format_and_print(outf, base_level + 5, header, NULL); + + snprintf(header, sizeof(header), "core-count"); + snprintf(value, sizeof(value), "%d", j); + format_and_print(outf, base_level + 6, header, value); + + snprintf(header, sizeof(header), "turbo-ratio"); + snprintf(value, sizeof(value), "%d", + ctdp_level->trl_avx_active_cores[j]); + format_and_print(outf, base_level + 6, header, value); + } + + snprintf(header, sizeof(header), "turbo-ratio-limits-avx512"); + format_and_print(outf, base_level + 4, header, NULL); + for (j = 0; j < 8; ++j) { + snprintf(header, sizeof(header), "bucket-%d", j); + format_and_print(outf, base_level + 5, header, NULL); + + snprintf(header, sizeof(header), "core-count"); + snprintf(value, sizeof(value), "%d", j); + format_and_print(outf, base_level + 6, header, value); + + snprintf(header, sizeof(header), "turbo-ratio"); + snprintf(value, sizeof(value), "%d", + ctdp_level->trl_avx_512_active_cores[j]); + format_and_print(outf, base_level + 6, header, value); + } + if (ctdp_level->pbf_support) + _isst_pbf_display_information(cpu, outf, i, + &ctdp_level->pbf_info, + base_level + 4); + if (ctdp_level->fact_support) + _isst_fact_display_information(cpu, outf, i, 0xff, 0xff, + &ctdp_level->fact_info, + base_level + 4); + } + + format_and_print(outf, 1, NULL, NULL); +} + +void isst_ctdp_display_information_start(FILE *outf) +{ + last_level = 0; + format_and_print(outf, 0, "start", NULL); +} + +void isst_ctdp_display_information_end(FILE *outf) +{ + format_and_print(outf, 0, NULL, NULL); +} + +void isst_pbf_display_information(int cpu, FILE *outf, int level, + struct isst_pbf_info *pbf_info) +{ + print_packag_info(cpu, outf); + _isst_pbf_display_information(cpu, outf, level, pbf_info, 4); + format_and_print(outf, 1, NULL, NULL); +} + +void isst_fact_display_information(int cpu, FILE *outf, int level, + int fact_bucket, int fact_avx, + struct isst_fact_info *fact_info) +{ + print_packag_info(cpu, outf); + _isst_fact_display_information(cpu, outf, level, fact_bucket, fact_avx, + fact_info, 4); + format_and_print(outf, 1, NULL, NULL); +} + +void isst_clos_display_information(int cpu, FILE *outf, int clos, + struct isst_clos_config *clos_config) +{ + char header[256]; + char value[256]; + + snprintf(header, sizeof(header), "package-%d", + get_physical_package_id(cpu)); + format_and_print(outf, 1, header, NULL); + snprintf(header, sizeof(header), "die-%d", get_physical_die_id(cpu)); + format_and_print(outf, 2, header, NULL); + snprintf(header, sizeof(header), "cpu-%d", cpu); + format_and_print(outf, 3, header, NULL); + + snprintf(header, sizeof(header), "core-power"); + format_and_print(outf, 4, header, NULL); + + snprintf(header, sizeof(header), "clos"); + snprintf(value, sizeof(value), "%d", clos); + format_and_print(outf, 5, header, value); + + snprintf(header, sizeof(header), "epp"); + snprintf(value, sizeof(value), "%d", clos_config->epp); + format_and_print(outf, 5, header, value); + + snprintf(header, sizeof(header), "clos-proportional-priority"); + snprintf(value, sizeof(value), "%d", clos_config->clos_prop_prio); + format_and_print(outf, 5, header, value); + + snprintf(header, sizeof(header), "clos-min"); + snprintf(value, sizeof(value), "%d", clos_config->clos_min); + format_and_print(outf, 5, header, value); + + snprintf(header, sizeof(header), "clos-max"); + snprintf(value, sizeof(value), "%d", clos_config->clos_max); + format_and_print(outf, 5, header, value); + + snprintf(header, sizeof(header), "clos-desired"); + snprintf(value, sizeof(value), "%d", clos_config->clos_desired); + format_and_print(outf, 5, header, value); + + format_and_print(outf, 1, NULL, NULL); +} + +void isst_display_result(int cpu, FILE *outf, char *feature, char *cmd, + int result) +{ + char header[256]; + char value[256]; + + snprintf(header, sizeof(header), "package-%d", + get_physical_package_id(cpu)); + format_and_print(outf, 1, header, NULL); + snprintf(header, sizeof(header), "die-%d", get_physical_die_id(cpu)); + format_and_print(outf, 2, header, NULL); + snprintf(header, sizeof(header), "cpu-%d", cpu); + format_and_print(outf, 3, header, NULL); + snprintf(header, sizeof(header), "%s", feature); + format_and_print(outf, 4, header, NULL); + snprintf(header, sizeof(header), "%s", cmd); + snprintf(value, sizeof(value), "%d", result); + format_and_print(outf, 5, header, value); + + format_and_print(outf, 1, NULL, NULL); +} diff --git a/tools/power/x86/intel-speed-select/isst.h b/tools/power/x86/intel-speed-select/isst.h new file mode 100644 index 000000000000..221881761609 --- /dev/null +++ b/tools/power/x86/intel-speed-select/isst.h @@ -0,0 +1,231 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Intel Speed Select -- Enumerate and control features + * Copyright (c) 2019 Intel Corporation. + */ + +#ifndef _ISST_H_ +#define _ISST_H_ + +#include <stdio.h> +#include <unistd.h> +#include <sys/types.h> +#include <sched.h> +#include <sys/stat.h> +#include <sys/resource.h> +#include <getopt.h> +#include <err.h> +#include <fcntl.h> +#include <signal.h> +#include <sys/time.h> +#include <limits.h> +#include <stdlib.h> +#include <string.h> +#include <cpuid.h> +#include <dirent.h> +#include <errno.h> + +#include <stdarg.h> +#include <sys/ioctl.h> + +#define BIT(x) (1 << (x)) +#define GENMASK(h, l) (((~0UL) << (l)) & (~0UL >> (sizeof(long) * 8 - 1 - (h)))) +#define GENMASK_ULL(h, l) \ + (((~0ULL) << (l)) & (~0ULL >> (sizeof(long long) * 8 - 1 - (h)))) + +#define CONFIG_TDP 0x7f +#define CONFIG_TDP_GET_LEVELS_INFO 0x00 +#define CONFIG_TDP_GET_TDP_CONTROL 0x01 +#define CONFIG_TDP_SET_TDP_CONTROL 0x02 +#define CONFIG_TDP_GET_TDP_INFO 0x03 +#define CONFIG_TDP_GET_PWR_INFO 0x04 +#define CONFIG_TDP_GET_TJMAX_INFO 0x05 +#define CONFIG_TDP_GET_CORE_MASK 0x06 +#define CONFIG_TDP_GET_TURBO_LIMIT_RATIOS 0x07 +#define CONFIG_TDP_SET_LEVEL 0x08 +#define CONFIG_TDP_GET_UNCORE_P0_P1_INFO 0X09 +#define CONFIG_TDP_GET_P1_INFO 0x0a +#define CONFIG_TDP_GET_MEM_FREQ 0x0b + +#define CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_NUMCORES 0x10 +#define CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_RATIOS 0x11 +#define CONFIG_TDP_GET_FACT_LP_CLIPPING_RATIO 0x12 + +#define CONFIG_TDP_PBF_GET_CORE_MASK_INFO 0x20 +#define CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO 0x21 +#define CONFIG_TDP_PBF_GET_TJ_MAX_INFO 0x22 +#define CONFIG_TDP_PBF_GET_TDP_INFO 0X23 + +#define CONFIG_CLOS 0xd0 +#define CLOS_PQR_ASSOC 0x00 +#define CLOS_PM_CLOS 0x01 +#define CLOS_PM_QOS_CONFIG 0x02 +#define CLOS_STATUS 0x03 + +#define MBOX_CMD_WRITE_BIT 0x08 + +#define PM_QOS_INFO_OFFSET 0x00 +#define PM_QOS_CONFIG_OFFSET 0x04 +#define PM_CLOS_OFFSET 0x08 +#define PQR_ASSOC_OFFSET 0x20 + +struct isst_clos_config { + int pkg_id; + int die_id; + unsigned char epp; + unsigned char clos_prop_prio; + unsigned char clos_min; + unsigned char clos_max; + unsigned char clos_desired; +}; + +struct isst_fact_bucket_info { + int high_priority_cores_count; + int sse_trl; + int avx_trl; + int avx512_trl; +}; + +struct isst_pbf_info { + int pbf_acticated; + int pbf_available; + size_t core_cpumask_size; + cpu_set_t *core_cpumask; + int p1_high; + int p1_low; + int t_control; + int t_prochot; + int tdp; +}; + +#define ISST_TRL_MAX_ACTIVE_CORES 8 +#define ISST_FACT_MAX_BUCKETS 8 +struct isst_fact_info { + int lp_clipping_ratio_license_sse; + int lp_clipping_ratio_license_avx2; + int lp_clipping_ratio_license_avx512; + struct isst_fact_bucket_info bucket_info[ISST_FACT_MAX_BUCKETS]; +}; + +struct isst_pkg_ctdp_level_info { + int processed; + int control_cpu; + int pkg_id; + int die_id; + int level; + int fact_support; + int pbf_support; + int fact_enabled; + int pbf_enabled; + int tdp_ratio; + int active; + int tdp_control; + int pkg_tdp; + int pkg_min_power; + int pkg_max_power; + int fact; + int t_proc_hot; + int uncore_p0; + int uncore_p1; + int sse_p1; + int avx2_p1; + int avx512_p1; + int mem_freq; + size_t core_cpumask_size; + cpu_set_t *core_cpumask; + int cpu_count; + int trl_sse_active_cores[ISST_TRL_MAX_ACTIVE_CORES]; + int trl_avx_active_cores[ISST_TRL_MAX_ACTIVE_CORES]; + int trl_avx_512_active_cores[ISST_TRL_MAX_ACTIVE_CORES]; + int kobj_bucket_index; + int active_bucket; + int fact_max_index; + int fact_max_config; + int pbf_found; + int pbf_active; + struct isst_pbf_info pbf_info; + struct isst_fact_info fact_info; +}; + +#define ISST_MAX_TDP_LEVELS (4 + 1) /* +1 for base config */ +struct isst_pkg_ctdp { + int locked; + int version; + int processed; + int levels; + int current_level; + int enabled; + struct isst_pkg_ctdp_level_info ctdp_level[ISST_MAX_TDP_LEVELS]; +}; + +extern int get_topo_max_cpus(void); +extern int get_cpu_count(int pkg_id, int die_id); + +/* Common interfaces */ +extern void debug_printf(const char *format, ...); +extern int out_format_is_json(void); +extern int get_physical_package_id(int cpu); +extern int get_physical_die_id(int cpu); +extern size_t alloc_cpu_set(cpu_set_t **cpu_set); +extern void free_cpu_set(cpu_set_t *cpu_set); +extern int find_logical_cpu(int pkg_id, int die_id, int phy_cpu); +extern int find_phy_cpu_num(int logical_cpu); +extern int find_phy_core_num(int logical_cpu); +extern void set_cpu_mask_from_punit_coremask(int cpu, + unsigned long long core_mask, + size_t core_cpumask_size, + cpu_set_t *core_cpumask, + int *cpu_cnt); + +extern int isst_send_mbox_command(unsigned int cpu, unsigned char command, + unsigned char sub_command, + unsigned int write, + unsigned int req_data, unsigned int *resp); + +extern int isst_send_msr_command(unsigned int cpu, unsigned int command, + int write, unsigned long long *req_resp); + +extern int isst_get_ctdp_levels(int cpu, struct isst_pkg_ctdp *pkg_dev); +extern int isst_get_process_ctdp(int cpu, int tdp_level, + struct isst_pkg_ctdp *pkg_dev); +extern void isst_get_process_ctdp_complete(int cpu, + struct isst_pkg_ctdp *pkg_dev); +extern void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level, + struct isst_pkg_ctdp *pkg_dev); +extern void isst_ctdp_display_information_start(FILE *outf); +extern void isst_ctdp_display_information_end(FILE *outf); +extern void isst_pbf_display_information(int cpu, FILE *outf, int level, + struct isst_pbf_info *info); +extern int isst_set_tdp_level(int cpu, int tdp_level); +extern int isst_set_tdp_level_msr(int cpu, int tdp_level); +extern int isst_set_pbf_fact_status(int cpu, int pbf, int enable); +extern int isst_get_pbf_info(int cpu, int level, + struct isst_pbf_info *pbf_info); +extern void isst_get_pbf_info_complete(struct isst_pbf_info *pbf_info); +extern int isst_get_fact_info(int cpu, int level, + struct isst_fact_info *fact_info); +extern int isst_get_fact_bucket_info(int cpu, int level, + struct isst_fact_bucket_info *bucket_info); +extern void isst_fact_display_information(int cpu, FILE *outf, int level, + int fact_bucket, int fact_avx, + struct isst_fact_info *fact_info); +extern int isst_set_trl(int cpu, unsigned long long trl); +extern int isst_set_trl_from_current_tdp(int cpu, unsigned long long trl); +extern int isst_get_config_tdp_lock_status(int cpu); + +extern int isst_pm_qos_config(int cpu, int enable_clos, int priority_type); +extern int isst_pm_get_clos(int cpu, int clos, + struct isst_clos_config *clos_config); +extern int isst_set_clos(int cpu, int clos, + struct isst_clos_config *clos_config); +extern int isst_clos_associate(int cpu, int clos); +extern int isst_clos_get_assoc_status(int cpu, int *clos_id); +extern void isst_clos_display_information(int cpu, FILE *outf, int clos, + struct isst_clos_config *clos_config); + +extern int isst_read_reg(unsigned short reg, unsigned int *val); +extern int isst_write_reg(int reg, unsigned int val); + +extern void isst_display_result(int cpu, FILE *outf, char *feature, char *cmd, + int result); +#endif |