On Mon, Jun 17, 2019 at 8:43 PM Samuel Mendoza-Jonas sam@mendozajonas.com wrote:
Add the handling of NC-SI ethernet frames, and add a check at the start of net_loop() to configure NC-SI before starting other network commands. This also adds an "ncsi" command to manually start NC-SI configuration.
Signed-off-by: Samuel Mendoza-Jonas sam@mendozajonas.com
v2: Update ncsi command help text
cmd/Kconfig | 8 ++++++++ cmd/net.c | 18 ++++++++++++++++++ include/net.h | 2 +- net/net.c | 27 ++++++++++++++++++++++++++- 4 files changed, 53 insertions(+), 2 deletions(-)
diff --git a/cmd/Kconfig b/cmd/Kconfig index 0badcb3fe0..9851b04972 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -1332,6 +1332,14 @@ config CMD_LINK_LOCAL help Acquire a network IP address using the link-local protocol
+config CMD_NCSI
bool "ncsi"depends on PHY_NCSIhelpManually configure the attached NIC via NC-SI.Normally this happens automatically before other networkoperations.endif
config CMD_ETHSW diff --git a/cmd/net.c b/cmd/net.c index 89721b8f8b..7d2c21ba4d 100644 --- a/cmd/net.c +++ b/cmd/net.c @@ -457,3 +457,21 @@ U_BOOT_CMD( );
#endif /* CONFIG_CMD_LINK_LOCAL */
+#if defined(CONFIG_CMD_NCSI) +static int do_ncsi(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])+{
if (net_loop(NCSI) < 0)return CMD_RET_FAILURE;return CMD_RET_SUCCESS;+}
+U_BOOT_CMD(
ncsi, 1, 1, do_ncsi,"Configure attached NIC via NC-SI",""+);
+#endif /* CONFIG_CMD_NCSI */ diff --git a/include/net.h b/include/net.h index 20c448ee60..9189f0fb53 100644 --- a/include/net.h +++ b/include/net.h @@ -531,7 +531,7 @@ extern int net_restart_wrap; /* Tried all network devices */
enum proto_t { BOOTP, RARP, ARP, TFTPGET, DHCP, PING, DNS, NFS, CDP, NETCONS, SNTP,
TFTPSRV, TFTPPUT, LINKLOCAL, FASTBOOT, WOL
TFTPSRV, TFTPPUT, LINKLOCAL, FASTBOOT, WOL, NCSI};
extern char net_boot_file_name[1024];/* Boot File name */ diff --git a/net/net.c b/net/net.c index 58b0417cbe..a59169a032 100644 --- a/net/net.c +++ b/net/net.c @@ -95,6 +95,7 @@ #include <net.h> #include <net/fastboot.h> #include <net/tftp.h> +#include <net/ncsi.h> #if defined(CONFIG_LED_STATUS) #include <miiphy.h> #include <status_led.h> @@ -407,6 +408,16 @@ int net_loop(enum proto_t protocol) net_try_count = 1; debug_cond(DEBUG_INT_STATE, "--- net_loop Entry\n");
+#ifdef CONFIG_PHY_NCSI
if (protocol != NCSI && !ncsi_active()) {printf("%s: configuring NCSI first\n", __func__);
NC-SI
if (net_loop(NCSI) < 0)return ret;eth_init_state_only();goto restart;}+#endif
bootstage_mark_name(BOOTSTAGE_ID_ETH_START, "eth_start"); net_init(); if (eth_is_on_demand_init() || protocol != NETCONS) {@@ -420,6 +431,7 @@ int net_loop(enum proto_t protocol) } else { eth_init_state_only(); }
restart: #ifdef CONFIG_USB_KEYBOARD net_busy_flag = 0; @@ -526,6 +538,11 @@ restart: case WOL: wol_start(); break; +#endif +#if defined(CONFIG_CMD_NCSI)
case NCSI:ncsi_probe_packages();break;#endif default: break; @@ -637,7 +654,7 @@ restart: env_set_hex("filesize", net_boot_file_size); env_set_hex("fileaddr", load_addr); }
if (protocol != NETCONS)
if (protocol != NETCONS && protocol != NCSI)
Why is this using eth_halt_state_only()? It is not using the eth_init_state_only().
eth_halt(); else eth_halt_state_only();@@ -1318,6 +1335,11 @@ void net_process_received_packet(uchar *in_packet, int len) case PROT_WOL: wol_receive(ip, len); break; +#endif +#ifdef CONFIG_PHY_NCSI
case PROT_NCSI:ncsi_receive(et, ip, len);break;#endif } } @@ -1379,6 +1401,9 @@ common:
#ifdef CONFIG_CMD_RARP case RARP: +#endif +#ifdef CONFIG_CMD_NCSI
case NCSI:#endif case BOOTP: case CDP: -- 2.21.0
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