1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 35 #include <stdint.h> 36 #include <string.h> 37 #include <stdio.h> 38 #include <termios.h> 39 40 #include <cmdline_rdline.h> 41 #include <cmdline_parse.h> 42 #include <cmdline_parse_string.h> 43 #include <cmdline_parse_num.h> 44 #include <cmdline_socket.h> 45 #include <cmdline.h> 46 #include <rte_log.h> 47 #include <rte_lcore.h> 48 #include <rte_ethdev.h> 49 50 #include <rte_power.h> 51 #include <guest_channel.h> 52 53 #include "vm_power_cli_guest.h" 54 55 56 #define CHANNEL_PATH "/dev/virtio-ports/virtio.serial.port.poweragent" 57 58 59 #define RTE_LOGTYPE_GUEST_CHANNEL RTE_LOGTYPE_USER1 60 61 struct cmd_quit_result { 62 cmdline_fixed_string_t quit; 63 }; 64 65 static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result, 66 __attribute__((unused)) struct cmdline *cl, 67 __attribute__((unused)) void *data) 68 { 69 unsigned lcore_id; 70 71 RTE_LCORE_FOREACH(lcore_id) { 72 rte_power_exit(lcore_id); 73 } 74 cmdline_quit(cl); 75 } 76 77 cmdline_parse_token_string_t cmd_quit_quit = 78 TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit"); 79 80 cmdline_parse_inst_t cmd_quit = { 81 .f = cmd_quit_parsed, /* function to call */ 82 .data = NULL, /* 2nd arg of func */ 83 .help_str = "close the application", 84 .tokens = { /* token list, NULL terminated */ 85 (void *)&cmd_quit_quit, 86 NULL, 87 }, 88 }; 89 90 /* *** VM operations *** */ 91 92 struct cmd_set_cpu_freq_result { 93 cmdline_fixed_string_t set_cpu_freq; 94 uint8_t lcore_id; 95 cmdline_fixed_string_t cmd; 96 }; 97 98 static void 99 cmd_set_cpu_freq_parsed(void *parsed_result, struct cmdline *cl, 100 __attribute__((unused)) void *data) 101 { 102 int ret = -1; 103 struct cmd_set_cpu_freq_result *res = parsed_result; 104 105 if (!strcmp(res->cmd , "up")) 106 ret = rte_power_freq_up(res->lcore_id); 107 else if (!strcmp(res->cmd , "down")) 108 ret = rte_power_freq_down(res->lcore_id); 109 else if (!strcmp(res->cmd , "min")) 110 ret = rte_power_freq_min(res->lcore_id); 111 else if (!strcmp(res->cmd , "max")) 112 ret = rte_power_freq_max(res->lcore_id); 113 else if (!strcmp(res->cmd, "enable_turbo")) 114 ret = rte_power_freq_enable_turbo(res->lcore_id); 115 else if (!strcmp(res->cmd, "disable_turbo")) 116 ret = rte_power_freq_disable_turbo(res->lcore_id); 117 if (ret != 1) 118 cmdline_printf(cl, "Error sending message: %s\n", strerror(ret)); 119 } 120 121 cmdline_parse_token_string_t cmd_set_cpu_freq = 122 TOKEN_STRING_INITIALIZER(struct cmd_set_cpu_freq_result, 123 set_cpu_freq, "set_cpu_freq"); 124 cmdline_parse_token_string_t cmd_set_cpu_freq_core_num = 125 TOKEN_NUM_INITIALIZER(struct cmd_set_cpu_freq_result, 126 lcore_id, UINT8); 127 cmdline_parse_token_string_t cmd_set_cpu_freq_cmd_cmd = 128 TOKEN_STRING_INITIALIZER(struct cmd_set_cpu_freq_result, 129 cmd, "up#down#min#max#enable_turbo#disable_turbo"); 130 131 cmdline_parse_inst_t cmd_set_cpu_freq_set = { 132 .f = cmd_set_cpu_freq_parsed, 133 .data = NULL, 134 .help_str = "set_cpu_freq <core_num> <up|down|min|max>, Set the current " 135 "frequency for the specified core by scaling up/down/min/max", 136 .tokens = { 137 (void *)&cmd_set_cpu_freq, 138 (void *)&cmd_set_cpu_freq_core_num, 139 (void *)&cmd_set_cpu_freq_cmd_cmd, 140 NULL, 141 }, 142 }; 143 144 struct cmd_send_policy_result { 145 cmdline_fixed_string_t send_policy; 146 cmdline_fixed_string_t cmd; 147 }; 148 149 union PFID { 150 struct ether_addr addr; 151 uint64_t pfid; 152 }; 153 154 static inline int 155 send_policy(void) 156 { 157 struct channel_packet pkt; 158 int ret; 159 160 union PFID pfid; 161 /* Use port MAC address as the vfid */ 162 rte_eth_macaddr_get(0, &pfid.addr); 163 printf("Port %u MAC: %02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 ":" 164 "%02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 "\n", 165 1, 166 pfid.addr.addr_bytes[0], pfid.addr.addr_bytes[1], 167 pfid.addr.addr_bytes[2], pfid.addr.addr_bytes[3], 168 pfid.addr.addr_bytes[4], pfid.addr.addr_bytes[5]); 169 pkt.vfid[0] = pfid.pfid; 170 171 pkt.nb_mac_to_monitor = 1; 172 pkt.t_boost_status.tbEnabled = false; 173 174 pkt.vcpu_to_control[0] = 0; 175 pkt.vcpu_to_control[1] = 1; 176 pkt.num_vcpu = 2; 177 /* Dummy Population. */ 178 pkt.traffic_policy.min_packet_thresh = 96000; 179 pkt.traffic_policy.avg_max_packet_thresh = 1800000; 180 pkt.traffic_policy.max_max_packet_thresh = 2000000; 181 182 pkt.timer_policy.busy_hours[0] = 3; 183 pkt.timer_policy.busy_hours[1] = 4; 184 pkt.timer_policy.busy_hours[2] = 5; 185 pkt.timer_policy.quiet_hours[0] = 11; 186 pkt.timer_policy.quiet_hours[1] = 12; 187 pkt.timer_policy.quiet_hours[2] = 13; 188 189 pkt.timer_policy.hours_to_use_traffic_profile[0] = 8; 190 pkt.timer_policy.hours_to_use_traffic_profile[1] = 10; 191 192 pkt.workload = LOW; 193 pkt.policy_to_use = TIME; 194 pkt.command = PKT_POLICY; 195 strcpy(pkt.vm_name, "ubuntu2"); 196 ret = rte_power_guest_channel_send_msg(&pkt, 1); 197 if (ret == 0) 198 return 1; 199 RTE_LOG(DEBUG, POWER, "Error sending message: %s\n", 200 ret > 0 ? strerror(ret) : "channel not connected"); 201 return -1; 202 } 203 204 static void 205 cmd_send_policy_parsed(void *parsed_result, struct cmdline *cl, 206 __attribute__((unused)) void *data) 207 { 208 int ret = -1; 209 struct cmd_send_policy_result *res = parsed_result; 210 211 if (!strcmp(res->cmd, "now")) { 212 printf("Sending Policy down now!\n"); 213 ret = send_policy(); 214 } 215 if (ret != 1) 216 cmdline_printf(cl, "Error sending message: %s\n", 217 strerror(ret)); 218 } 219 220 cmdline_parse_token_string_t cmd_send_policy = 221 TOKEN_STRING_INITIALIZER(struct cmd_send_policy_result, 222 send_policy, "send_policy"); 223 cmdline_parse_token_string_t cmd_send_policy_cmd_cmd = 224 TOKEN_STRING_INITIALIZER(struct cmd_send_policy_result, 225 cmd, "now"); 226 227 cmdline_parse_inst_t cmd_send_policy_set = { 228 .f = cmd_send_policy_parsed, 229 .data = NULL, 230 .help_str = "send_policy now", 231 .tokens = { 232 (void *)&cmd_send_policy, 233 (void *)&cmd_send_policy_cmd_cmd, 234 NULL, 235 }, 236 }; 237 238 cmdline_parse_ctx_t main_ctx[] = { 239 (cmdline_parse_inst_t *)&cmd_quit, 240 (cmdline_parse_inst_t *)&cmd_send_policy_set, 241 (cmdline_parse_inst_t *)&cmd_set_cpu_freq_set, 242 NULL, 243 }; 244 245 void 246 run_cli(__attribute__((unused)) void *arg) 247 { 248 struct cmdline *cl; 249 250 cl = cmdline_stdin_new(main_ctx, "vmpower(guest)> "); 251 if (cl == NULL) 252 return; 253 254 cmdline_interact(cl); 255 cmdline_stdin_exit(cl); 256 } 257