1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2014 Intel Corporation 3 */ 4 5 6 #include <stdint.h> 7 #include <string.h> 8 #include <stdio.h> 9 #include <termios.h> 10 11 #include <cmdline_rdline.h> 12 #include <cmdline_parse.h> 13 #include <cmdline_parse_string.h> 14 #include <cmdline_parse_num.h> 15 #include <cmdline_socket.h> 16 #include <cmdline.h> 17 #include <rte_log.h> 18 #include <rte_lcore.h> 19 #include <rte_ethdev.h> 20 21 #include <rte_power.h> 22 #include <guest_channel.h> 23 24 #include "vm_power_cli_guest.h" 25 26 27 #define CHANNEL_PATH "/dev/virtio-ports/virtio.serial.port.poweragent" 28 29 30 #define RTE_LOGTYPE_GUEST_CHANNEL RTE_LOGTYPE_USER1 31 32 struct cmd_quit_result { 33 cmdline_fixed_string_t quit; 34 }; 35 36 union PFID { 37 struct rte_ether_addr addr; 38 uint64_t pfid; 39 }; 40 41 static struct channel_packet policy; 42 43 struct channel_packet * 44 get_policy(void) 45 { 46 return &policy; 47 } 48 49 int 50 set_policy_mac(int port, int idx) 51 { 52 struct channel_packet *policy; 53 union PFID pfid; 54 int ret; 55 56 /* Use port MAC address as the vfid */ 57 ret = rte_eth_macaddr_get(port, &pfid.addr); 58 if (retval != 0) { 59 printf("Failed to get device (port %u) MAC address: %s\n", 60 port, rte_strerror(-retval)); 61 return retval; 62 } 63 64 printf("Port %u MAC: %02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 ":" 65 "%02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 "\n", 66 port, 67 pfid.addr.addr_bytes[0], pfid.addr.addr_bytes[1], 68 pfid.addr.addr_bytes[2], pfid.addr.addr_bytes[3], 69 pfid.addr.addr_bytes[4], pfid.addr.addr_bytes[5]); 70 policy = get_policy(); 71 policy->vfid[idx] = pfid.pfid; 72 return 0; 73 } 74 75 int 76 set_policy_defaults(struct channel_packet *pkt) 77 { 78 int ret; 79 80 ret = set_policy_mac(0, 0); 81 if (ret != 0) 82 return ret; 83 84 pkt->nb_mac_to_monitor = 1; 85 86 pkt->t_boost_status.tbEnabled = false; 87 88 pkt->vcpu_to_control[0] = 0; 89 pkt->vcpu_to_control[1] = 1; 90 pkt->num_vcpu = 2; 91 /* Dummy Population. */ 92 pkt->traffic_policy.min_packet_thresh = 96000; 93 pkt->traffic_policy.avg_max_packet_thresh = 1800000; 94 pkt->traffic_policy.max_max_packet_thresh = 2000000; 95 96 pkt->timer_policy.busy_hours[0] = 3; 97 pkt->timer_policy.busy_hours[1] = 4; 98 pkt->timer_policy.busy_hours[2] = 5; 99 pkt->timer_policy.quiet_hours[0] = 11; 100 pkt->timer_policy.quiet_hours[1] = 12; 101 pkt->timer_policy.quiet_hours[2] = 13; 102 103 pkt->timer_policy.hours_to_use_traffic_profile[0] = 8; 104 pkt->timer_policy.hours_to_use_traffic_profile[1] = 10; 105 106 pkt->core_type = CORE_TYPE_VIRTUAL; 107 pkt->workload = LOW; 108 pkt->policy_to_use = TIME; 109 pkt->command = PKT_POLICY; 110 strcpy(pkt->vm_name, "ubuntu2"); 111 } 112 113 static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result, 114 __attribute__((unused)) struct cmdline *cl, 115 __attribute__((unused)) void *data) 116 { 117 unsigned lcore_id; 118 119 RTE_LCORE_FOREACH(lcore_id) { 120 rte_power_exit(lcore_id); 121 } 122 cmdline_quit(cl); 123 } 124 125 cmdline_parse_token_string_t cmd_quit_quit = 126 TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit"); 127 128 cmdline_parse_inst_t cmd_quit = { 129 .f = cmd_quit_parsed, /* function to call */ 130 .data = NULL, /* 2nd arg of func */ 131 .help_str = "close the application", 132 .tokens = { /* token list, NULL terminated */ 133 (void *)&cmd_quit_quit, 134 NULL, 135 }, 136 }; 137 138 /* *** VM operations *** */ 139 140 struct cmd_set_cpu_freq_result { 141 cmdline_fixed_string_t set_cpu_freq; 142 uint8_t lcore_id; 143 cmdline_fixed_string_t cmd; 144 }; 145 146 static void 147 cmd_set_cpu_freq_parsed(void *parsed_result, struct cmdline *cl, 148 __attribute__((unused)) void *data) 149 { 150 int ret = -1; 151 struct cmd_set_cpu_freq_result *res = parsed_result; 152 153 if (!strcmp(res->cmd , "up")) 154 ret = rte_power_freq_up(res->lcore_id); 155 else if (!strcmp(res->cmd , "down")) 156 ret = rte_power_freq_down(res->lcore_id); 157 else if (!strcmp(res->cmd , "min")) 158 ret = rte_power_freq_min(res->lcore_id); 159 else if (!strcmp(res->cmd , "max")) 160 ret = rte_power_freq_max(res->lcore_id); 161 else if (!strcmp(res->cmd, "enable_turbo")) 162 ret = rte_power_freq_enable_turbo(res->lcore_id); 163 else if (!strcmp(res->cmd, "disable_turbo")) 164 ret = rte_power_freq_disable_turbo(res->lcore_id); 165 if (ret != 1) 166 cmdline_printf(cl, "Error sending message: %s\n", strerror(ret)); 167 } 168 169 cmdline_parse_token_string_t cmd_set_cpu_freq = 170 TOKEN_STRING_INITIALIZER(struct cmd_set_cpu_freq_result, 171 set_cpu_freq, "set_cpu_freq"); 172 cmdline_parse_token_string_t cmd_set_cpu_freq_core_num = 173 TOKEN_NUM_INITIALIZER(struct cmd_set_cpu_freq_result, 174 lcore_id, UINT8); 175 cmdline_parse_token_string_t cmd_set_cpu_freq_cmd_cmd = 176 TOKEN_STRING_INITIALIZER(struct cmd_set_cpu_freq_result, 177 cmd, "up#down#min#max#enable_turbo#disable_turbo"); 178 179 cmdline_parse_inst_t cmd_set_cpu_freq_set = { 180 .f = cmd_set_cpu_freq_parsed, 181 .data = NULL, 182 .help_str = "set_cpu_freq <core_num> " 183 "<up|down|min|max|enable_turbo|disable_turbo>, " 184 "adjust the frequency for the specified core.", 185 .tokens = { 186 (void *)&cmd_set_cpu_freq, 187 (void *)&cmd_set_cpu_freq_core_num, 188 (void *)&cmd_set_cpu_freq_cmd_cmd, 189 NULL, 190 }, 191 }; 192 193 struct cmd_send_policy_result { 194 cmdline_fixed_string_t send_policy; 195 cmdline_fixed_string_t cmd; 196 }; 197 198 static inline int 199 send_policy(struct channel_packet *pkt) 200 { 201 int ret; 202 203 ret = rte_power_guest_channel_send_msg(pkt, 1); 204 if (ret == 0) 205 return 1; 206 RTE_LOG(DEBUG, POWER, "Error sending message: %s\n", 207 ret > 0 ? strerror(ret) : "channel not connected"); 208 return -1; 209 } 210 211 static void 212 cmd_send_policy_parsed(void *parsed_result, struct cmdline *cl, 213 __attribute__((unused)) void *data) 214 { 215 int ret = -1; 216 struct cmd_send_policy_result *res = parsed_result; 217 218 if (!strcmp(res->cmd, "now")) { 219 printf("Sending Policy down now!\n"); 220 ret = send_policy(&policy); 221 } 222 if (ret != 1) 223 cmdline_printf(cl, "Error sending message: %s\n", 224 strerror(ret)); 225 } 226 227 cmdline_parse_token_string_t cmd_send_policy = 228 TOKEN_STRING_INITIALIZER(struct cmd_send_policy_result, 229 send_policy, "send_policy"); 230 cmdline_parse_token_string_t cmd_send_policy_cmd_cmd = 231 TOKEN_STRING_INITIALIZER(struct cmd_send_policy_result, 232 cmd, "now"); 233 234 cmdline_parse_inst_t cmd_send_policy_set = { 235 .f = cmd_send_policy_parsed, 236 .data = NULL, 237 .help_str = "send_policy now", 238 .tokens = { 239 (void *)&cmd_send_policy, 240 (void *)&cmd_send_policy_cmd_cmd, 241 NULL, 242 }, 243 }; 244 245 cmdline_parse_ctx_t main_ctx[] = { 246 (cmdline_parse_inst_t *)&cmd_quit, 247 (cmdline_parse_inst_t *)&cmd_send_policy_set, 248 (cmdline_parse_inst_t *)&cmd_set_cpu_freq_set, 249 NULL, 250 }; 251 252 void 253 run_cli(__attribute__((unused)) void *arg) 254 { 255 struct cmdline *cl; 256 257 cl = cmdline_stdin_new(main_ctx, "vmpower(guest)> "); 258 if (cl == NULL) 259 return; 260 261 cmdline_interact(cl); 262 cmdline_stdin_exit(cl); 263 } 264