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 (ret != 0) { 59 printf("Failed to get device (port %u) MAC address: %s\n", 60 port, rte_strerror(-ret)); 61 return ret; 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 return 0; 113 } 114 115 static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result, 116 __attribute__((unused)) struct cmdline *cl, 117 __attribute__((unused)) void *data) 118 { 119 unsigned lcore_id; 120 121 RTE_LCORE_FOREACH(lcore_id) { 122 rte_power_exit(lcore_id); 123 } 124 cmdline_quit(cl); 125 } 126 127 cmdline_parse_token_string_t cmd_quit_quit = 128 TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit"); 129 130 cmdline_parse_inst_t cmd_quit = { 131 .f = cmd_quit_parsed, /* function to call */ 132 .data = NULL, /* 2nd arg of func */ 133 .help_str = "close the application", 134 .tokens = { /* token list, NULL terminated */ 135 (void *)&cmd_quit_quit, 136 NULL, 137 }, 138 }; 139 140 /* *** VM operations *** */ 141 142 struct cmd_set_cpu_freq_result { 143 cmdline_fixed_string_t set_cpu_freq; 144 uint8_t lcore_id; 145 cmdline_fixed_string_t cmd; 146 }; 147 148 static void 149 cmd_set_cpu_freq_parsed(void *parsed_result, struct cmdline *cl, 150 __attribute__((unused)) void *data) 151 { 152 int ret = -1; 153 struct cmd_set_cpu_freq_result *res = parsed_result; 154 155 if (!strcmp(res->cmd , "up")) 156 ret = rte_power_freq_up(res->lcore_id); 157 else if (!strcmp(res->cmd , "down")) 158 ret = rte_power_freq_down(res->lcore_id); 159 else if (!strcmp(res->cmd , "min")) 160 ret = rte_power_freq_min(res->lcore_id); 161 else if (!strcmp(res->cmd , "max")) 162 ret = rte_power_freq_max(res->lcore_id); 163 else if (!strcmp(res->cmd, "enable_turbo")) 164 ret = rte_power_freq_enable_turbo(res->lcore_id); 165 else if (!strcmp(res->cmd, "disable_turbo")) 166 ret = rte_power_freq_disable_turbo(res->lcore_id); 167 if (ret != 1) 168 cmdline_printf(cl, "Error sending message: %s\n", strerror(ret)); 169 } 170 171 cmdline_parse_token_string_t cmd_set_cpu_freq = 172 TOKEN_STRING_INITIALIZER(struct cmd_set_cpu_freq_result, 173 set_cpu_freq, "set_cpu_freq"); 174 cmdline_parse_token_string_t cmd_set_cpu_freq_core_num = 175 TOKEN_NUM_INITIALIZER(struct cmd_set_cpu_freq_result, 176 lcore_id, UINT8); 177 cmdline_parse_token_string_t cmd_set_cpu_freq_cmd_cmd = 178 TOKEN_STRING_INITIALIZER(struct cmd_set_cpu_freq_result, 179 cmd, "up#down#min#max#enable_turbo#disable_turbo"); 180 181 cmdline_parse_inst_t cmd_set_cpu_freq_set = { 182 .f = cmd_set_cpu_freq_parsed, 183 .data = NULL, 184 .help_str = "set_cpu_freq <core_num> " 185 "<up|down|min|max|enable_turbo|disable_turbo>, " 186 "adjust the frequency for the specified core.", 187 .tokens = { 188 (void *)&cmd_set_cpu_freq, 189 (void *)&cmd_set_cpu_freq_core_num, 190 (void *)&cmd_set_cpu_freq_cmd_cmd, 191 NULL, 192 }, 193 }; 194 195 struct cmd_send_policy_result { 196 cmdline_fixed_string_t send_policy; 197 cmdline_fixed_string_t cmd; 198 }; 199 200 static inline int 201 send_policy(struct channel_packet *pkt) 202 { 203 int ret; 204 205 ret = rte_power_guest_channel_send_msg(pkt, 1); 206 if (ret == 0) 207 return 1; 208 RTE_LOG(DEBUG, POWER, "Error sending message: %s\n", 209 ret > 0 ? strerror(ret) : "channel not connected"); 210 return -1; 211 } 212 213 static void 214 cmd_send_policy_parsed(void *parsed_result, struct cmdline *cl, 215 __attribute__((unused)) void *data) 216 { 217 int ret = -1; 218 struct cmd_send_policy_result *res = parsed_result; 219 220 if (!strcmp(res->cmd, "now")) { 221 printf("Sending Policy down now!\n"); 222 ret = send_policy(&policy); 223 } 224 if (ret != 1) 225 cmdline_printf(cl, "Error sending message: %s\n", 226 strerror(ret)); 227 } 228 229 cmdline_parse_token_string_t cmd_send_policy = 230 TOKEN_STRING_INITIALIZER(struct cmd_send_policy_result, 231 send_policy, "send_policy"); 232 cmdline_parse_token_string_t cmd_send_policy_cmd_cmd = 233 TOKEN_STRING_INITIALIZER(struct cmd_send_policy_result, 234 cmd, "now"); 235 236 cmdline_parse_inst_t cmd_send_policy_set = { 237 .f = cmd_send_policy_parsed, 238 .data = NULL, 239 .help_str = "send_policy now", 240 .tokens = { 241 (void *)&cmd_send_policy, 242 (void *)&cmd_send_policy_cmd_cmd, 243 NULL, 244 }, 245 }; 246 247 cmdline_parse_ctx_t main_ctx[] = { 248 (cmdline_parse_inst_t *)&cmd_quit, 249 (cmdline_parse_inst_t *)&cmd_send_policy_set, 250 (cmdline_parse_inst_t *)&cmd_set_cpu_freq_set, 251 NULL, 252 }; 253 254 void 255 run_cli(__attribute__((unused)) void *arg) 256 { 257 struct cmdline *cl; 258 259 cl = cmdline_stdin_new(main_ctx, "vmpower(guest)> "); 260 if (cl == NULL) 261 return; 262 263 cmdline_interact(cl); 264 cmdline_stdin_exit(cl); 265 } 266