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40 #include <cmdline_rdline.h>
41 #include <cmdline_parse.h>
42 #include <cmdline_parse_num.h>
43 #include <cmdline_parse_string.h>
49 #include "../include/conf.h"
56 struct cmd_help_tokens {
57 cmdline_fixed_string_t verb;
60 cmdline_parse_token_string_t cmd_help_verb =
61 TOKEN_STRING_INITIALIZER(struct cmd_help_tokens, verb, "help");
64 cmd_help_handler(__attribute__((unused)) void *parsed_result,
66 __attribute__((unused)) void *data)
68 cmdline_printf(cl, "Available commands:\n"
70 "- set [ring_name|variable] <value>\n"
71 "- show [ring_name|variable]\n"
73 "Available variables:\n"
76 "- ring names follow the core%%u_port%%u format\n");
79 cmdline_parse_inst_t cmd_help = {
80 .f = cmd_help_handler,
82 .help_str = "show help",
84 (void *) &cmd_help_verb,
94 struct cmd_set_tokens {
95 cmdline_fixed_string_t verb;
96 cmdline_fixed_string_t variable;
100 cmdline_parse_token_string_t cmd_set_verb =
101 TOKEN_STRING_INITIALIZER(struct cmd_set_tokens, verb, "set");
103 cmdline_parse_token_string_t cmd_set_variable =
104 TOKEN_STRING_INITIALIZER(struct cmd_set_tokens, variable, NULL);
106 cmdline_parse_token_num_t cmd_set_value =
107 TOKEN_NUM_INITIALIZER(struct cmd_set_tokens, value, UINT32);
110 cmd_set_handler(__attribute__((unused)) void *parsed_result,
112 __attribute__((unused)) void *data)
114 struct cmd_set_tokens *tokens = parsed_result;
115 struct rte_ring *ring;
117 if (!strcmp(tokens->variable, "quota")) {
119 if (tokens->value > 0 && tokens->value <= MAX_PKT_QUOTA)
120 *quota = tokens->value;
122 cmdline_printf(cl, "quota must be between 1 and %u\n", MAX_PKT_QUOTA);
125 else if (!strcmp(tokens->variable, "low_watermark")) {
127 if (tokens->value <= 100)
128 *low_watermark = tokens->value * RING_SIZE / 100;
130 cmdline_printf(cl, "low_watermark must be between 0%% and 100%%\n");
135 ring = rte_ring_lookup(tokens->variable);
137 cmdline_printf(cl, "Cannot find ring \"%s\"\n", tokens->variable);
139 if (tokens->value >= *low_watermark * 100 / RING_SIZE
140 && tokens->value <= 100)
141 rte_ring_set_water_mark(ring, tokens->value * RING_SIZE / 100);
143 cmdline_printf(cl, "ring high watermark must be between %u%% "
144 "and 100%%\n", *low_watermark * 100 / RING_SIZE);
148 cmdline_parse_inst_t cmd_set = {
149 .f = cmd_set_handler,
151 .help_str = "Set a variable value",
153 (void *) &cmd_set_verb,
154 (void *) &cmd_set_variable,
155 (void *) &cmd_set_value,
165 struct cmd_show_tokens {
166 cmdline_fixed_string_t verb;
167 cmdline_fixed_string_t variable;
170 cmdline_parse_token_string_t cmd_show_verb =
171 TOKEN_STRING_INITIALIZER(struct cmd_show_tokens, verb, "show");
173 cmdline_parse_token_string_t cmd_show_variable =
174 TOKEN_STRING_INITIALIZER(struct cmd_show_tokens, variable, NULL);
178 cmd_show_handler(__attribute__((unused)) void *parsed_result,
180 __attribute__((unused)) void *data)
182 struct cmd_show_tokens *tokens = parsed_result;
183 struct rte_ring *ring;
185 if (!strcmp(tokens->variable, "quota"))
186 cmdline_printf(cl, "Global quota: %d\n", *quota);
188 else if (!strcmp(tokens->variable, "low_watermark"))
189 cmdline_printf(cl, "Global low_watermark: %u\n", *low_watermark);
193 ring = rte_ring_lookup(tokens->variable);
195 cmdline_printf(cl, "Cannot find ring \"%s\"\n", tokens->variable);
201 cmdline_parse_inst_t cmd_show = {
202 .f = cmd_show_handler,
204 .help_str = "Show a variable value",
206 (void *) &cmd_show_verb,
207 (void *) &cmd_show_variable,
213 cmdline_parse_ctx_t qwctl_ctx[] = {
214 (cmdline_parse_inst_t *)&cmd_help,
215 (cmdline_parse_inst_t *)&cmd_set,
216 (cmdline_parse_inst_t *)&cmd_show,