[dpdk-dev] [PATCH] app/testpmd: list forwarding modes
Thomas Monjalon
thomas.monjalon at 6wind.com
Wed May 14 19:05:13 CEST 2014
Having a function to list forwarding modes helps to show them
in cli help and in parameters usage witout duplicating code.
Signed-off-by: Thomas Monjalon <thomas.monjalon at 6wind.com>
---
app/test-pmd/cmdline.c | 13 +++----------
app/test-pmd/config.c | 20 ++++++++++++++++++++
app/test-pmd/parameters.c | 3 ++-
app/test-pmd/testpmd.h | 1 +
4 files changed, 26 insertions(+), 11 deletions(-)
This patch is based on top of "test-pmd: allow command line selection of forwarding mode".
It fixes issue raised by Bruce:
http://dpdk.org/ml/archives/dev/2014-April/001809.html
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 7f59333..c81d69a 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -294,17 +294,9 @@ static void cmd_help_long_parsed(void *parsed_result,
" bit 3 - insert sctp checksum offload if set\n"
" Please check the NIC datasheet for HW limits.\n\n"
-#ifdef RTE_LIBRTE_IEEE1588
- "set fwd (io|mac|mac_retry|rxonly|txonly|csum|ieee1588)\n"
- " Set IO, MAC, MAC_RETRY, RXONLY, CSUM or TXONLY or ieee1588"
- " packet forwarding mode.\n\n"
-
-#else
- "set fwd (io|mac|mac_retry|rxonly|txonly|csum)\n"
- " Set IO, MAC, MAC_RETRY, RXONLY, CSUM or TXONLY packet"
- " forwarding mode.\n\n"
+ "set fwd (%s)\n"
+ " Set packet forwarding mode.\n\n"
-#endif
"mac_addr add (port_id) (XX:XX:XX:XX:XX:XX)\n"
" Add a MAC address on port_id.\n\n"
@@ -398,6 +390,7 @@ static void cmd_help_long_parsed(void *parsed_result,
" using the lowest port on the NIC.\n\n"
#endif
+ , list_pkt_forwarding_modes()
);
}
diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index d0e21b7..8f08cc2 100644
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -1231,6 +1231,26 @@ set_tx_pkt_segments(unsigned *seg_lengths, unsigned nb_segs)
tx_pkt_nb_segs = (uint8_t) nb_segs;
}
+char*
+list_pkt_forwarding_modes(void)
+{
+ static char modes[128] = "";
+ struct fwd_engine *fwd_eng;
+ unsigned i;
+
+ if (strlen (modes) == 0) {
+ i = 0;
+ while ((fwd_eng = fwd_engines[i]) != NULL) {
+ strcat(modes, fwd_eng->fwd_mode_name);
+ strcat(modes, "|");
+ i++;
+ }
+ modes[strlen(modes) - 1] = '\0';
+ }
+
+ return modes;
+}
+
void
set_pkt_forwarding_mode(const char *fwd_mode_name)
{
diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c
index 67081d7..8a3ce2c 100644
--- a/app/test-pmd/parameters.c
+++ b/app/test-pmd/parameters.c
@@ -158,7 +158,8 @@ usage(char* progname)
printf(" --disable-rss: disable rss.\n");
printf(" --port-topology=N: set port topology (N: paired (default) or "
"chained).\n");
- printf(" --forward-mode=N: set forwarding mode.\n");
+ printf(" --forward-mode=N: set forwarding mode (N: %s).\n",
+ list_pkt_forwarding_modes());
printf(" --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
printf(" --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
printf(" --rxq=N: set the number of RX queues per port to N.\n");
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index 52d3543..4afa793 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -491,6 +491,7 @@ void tx_cksum_set(portid_t port_id, uint8_t cksum_mask);
void set_verbose_level(uint16_t vb_level);
void set_tx_pkt_segments(unsigned *seg_lengths, unsigned nb_segs);
void set_nb_pkt_per_burst(uint16_t pkt_burst);
+char* list_pkt_forwarding_modes(void);
void set_pkt_forwarding_mode(const char *fwd_mode);
void start_packet_forwarding(int with_tx_first);
void stop_packet_forwarding(void);
--
1.9.2
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