--- lib/Kconfig | 2 ++ lib/Makefile | 3 +++ lib/lwip/Kconfig | 67 +++++++++++++++++++++++++++++++++++++++++++++++ lib/lwip/Makefile | 66 ++++++++++++++++++++++++++++++++++++++++++++++ net/Kconfig | 1 + net/net.c | 24 +++++++++++++++++ 6 files changed, 163 insertions(+) create mode 100644 lib/lwip/Kconfig create mode 100644 lib/lwip/Makefile
diff --git a/lib/Kconfig b/lib/Kconfig index 3926652db6..79f7d5bc5d 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -1112,3 +1112,5 @@ menu "FWU Multi Bank Updates" source lib/fwu_updates/Kconfig
endmenu + +source lib/lwip/Kconfig diff --git a/lib/Makefile b/lib/Makefile index 8d8ccc8bbc..598b5755dd 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -11,6 +11,7 @@ obj-$(CONFIG_EFI_LOADER) += efi_loader/ obj-$(CONFIG_CMD_BOOTEFI_SELFTEST) += efi_selftest/ obj-$(CONFIG_FWU_MULTI_BANK_UPDATE) += fwu_updates/ obj-$(CONFIG_LZMA) += lzma/ +obj-$(CONFIG_LWIP_LIB) += lwip/ obj-$(CONFIG_BZIP2) += bzip2/ obj-$(CONFIG_FIT) += libfdt/ obj-$(CONFIG_OF_LIVE) += of_live.o @@ -92,6 +93,8 @@ obj-$(CONFIG_LIBAVB) += libavb/ obj-$(CONFIG_$(SPL_TPL_)OF_LIBFDT) += libfdt/ obj-$(CONFIG_$(SPL_TPL_)OF_REAL) += fdtdec_common.o fdtdec.o
+obj-y += lwip/ + ifdef CONFIG_SPL_BUILD obj-$(CONFIG_SPL_YMODEM_SUPPORT) += crc16-ccitt.o obj-$(CONFIG_$(SPL_TPL_)HASH) += crc16-ccitt.o diff --git a/lib/lwip/Kconfig b/lib/lwip/Kconfig new file mode 100644 index 0000000000..5d2603701c --- /dev/null +++ b/lib/lwip/Kconfig @@ -0,0 +1,67 @@ +menu "LWIP" +config LWIP_LIB + bool "Support LWIP library" + help + This option will enable the lwIP library code with + all dependencies (cmd commands implemented with lwIP + library. This option is automatically enabled if CONFIG_NET=y. + lwIP library (https://git.savannah.nongnu.org/git/lwip.git) provides + network stack and application code for U-Boot cmd commands. + +menu "LWIP options" + +config LWIP_LIB_DEBUG + bool "enable debug" + default n + +config LWIP_LIB_NOASSERT + bool "disable asserts" + default y + help + Disabling asserts reduces binary size on 16k. + +config LWIP_LIB_TCP + bool "tcp" + default y + +config LWIP_LIB_UDP + bool "udp" + default y + +config LWIP_LIB_DNS + bool "dns" + default y + +config LWIP_LIB_DHCP + bool "dhcp" + default y + +config LWIP_LIB_LOOPBACK + bool "loopback" + help + Increases size on 1k. + +config LWIP_LIB_SOCKET + bool "socket API" + +config LWIP_LIB_NETCONN + bool "netconn API" + +config LWIP_LIB_MEM_SIZE + int "mem size" + default 1600 + range 1 4096 + help + MEM_SIZE: the size of the heap memory. If the application will send + a lot of data that needs to be copied, this should be set high. + +config LWIP_LIB_PBUF_LINK_HLEN + int "pbuf link hlen" + default 14 + range 4 1024 + help + PBUF_LINK_HLEN: the number of bytes that should be allocated for a + link level header. The default is 14, the standard value for Ethernet. +endmenu + +endmenu diff --git a/lib/lwip/Makefile b/lib/lwip/Makefile new file mode 100644 index 0000000000..35f34d7afa --- /dev/null +++ b/lib/lwip/Makefile @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# (C) Copyright 2023 Linaro Ltd. maxim.uvarov@linaro.org + +LWIPDIR=lwip-external/src + +ccflags-y += -I$(srctree)/lib/lwip/port/include +ccflags-y += -I$(srctree)/lib/lwip/lwip-external/src/include -I$(srctree)/lib/lwip + +obj-$(CONFIG_NET) += $(LWIPDIR)/core/init.o \ + $(LWIPDIR)/core/def.o \ + $(LWIPDIR)/core/dns.o \ + $(LWIPDIR)/core/inet_chksum.o \ + $(LWIPDIR)/core/ip.o \ + $(LWIPDIR)/core/mem.o \ + $(LWIPDIR)/core/memp.o \ + $(LWIPDIR)/core/netif.o \ + $(LWIPDIR)/core/pbuf.o \ + $(LWIPDIR)/core/raw.o \ + $(LWIPDIR)/core/stats.o \ + $(LWIPDIR)/core/sys.o \ + $(LWIPDIR)/core/altcp.o \ + $(LWIPDIR)/core/altcp_alloc.o \ + $(LWIPDIR)/core/altcp_tcp.o \ + $(LWIPDIR)/core/tcp.o \ + $(LWIPDIR)/core/tcp_in.o \ + $(LWIPDIR)/core/tcp_out.o \ + $(LWIPDIR)/core/timeouts.o \ + $(LWIPDIR)/core/udp.o + +# IPv4 +obj-$(CONFIG_NET) += $(LWIPDIR)/core/ipv4/acd.o \ + $(LWIPDIR)/core/ipv4/autoip.o \ + $(LWIPDIR)/core/ipv4/dhcp.o \ + $(LWIPDIR)/core/ipv4/etharp.o \ + $(LWIPDIR)/core/ipv4/icmp.o \ + $(LWIPDIR)/core/ipv4/igmp.o \ + $(LWIPDIR)/core/ipv4/ip4_frag.o \ + $(LWIPDIR)/core/ipv4/ip4.o \ + $(LWIPDIR)/core/ipv4/ip4_addr.o +# IPv6 +obj-$(CONFIG_NET) += $(LWIPDIR)/core/ipv6/dhcp6.o \ + $(LWIPDIR)/core/ipv6/ethip6.o \ + $(LWIPDIR)/core/ipv6/icmp6.o \ + $(LWIPDIR)/core/ipv6/inet6.o \ + $(LWIPDIR)/core/ipv6/ip6.o \ + $(LWIPDIR)/core/ipv6/ip6_addr.o \ + $(LWIPDIR)/core/ipv6/ip6_frag.o \ + $(LWIPDIR)/core/ipv6/mld6.o \ + $(LWIPDIR)/core/ipv6/nd6.o +# API +obj-$(CONFIG_NET) += $(LWIPDIR)/api/api_lib.o \ + $(LWIPDIR)/api/api_msg.o \ + $(LWIPDIR)/api/err.o \ + $(LWIPDIR)/api/if_api.o \ + $(LWIPDIR)/api/netbuf.o \ + $(LWIPDIR)/api/netdb.o \ + $(LWIPDIR)/api/netifapi.o \ + $(LWIPDIR)/api/sockets.o \ + $(LWIPDIR)/api/tcpip.o + +# Netdevs +obj-$(CONFIG_NET) += $(LWIPDIR)/netif/ethernet.o + +obj-$(CONFIG_NET) += port/if.o +obj-$(CONFIG_NET) += port/sys-arch.o diff --git a/net/Kconfig b/net/Kconfig index 4215889127..c3f4a7cae7 100644 --- a/net/Kconfig +++ b/net/Kconfig @@ -5,6 +5,7 @@ menuconfig NET bool "Networking support" default y + select LWIP_LIB
if NET
diff --git a/net/net.c b/net/net.c index 43abbac7c3..d98e51cb80 100644 --- a/net/net.c +++ b/net/net.c @@ -125,6 +125,7 @@ #endif #include "dhcpv6.h" #include "net_rand.h" +#include "../lib/lwip/ulwip.h"
/** BOOTP EXTENTIONS **/
@@ -452,7 +453,11 @@ int net_loop(enum proto_t protocol) #endif
bootstage_mark_name(BOOTSTAGE_ID_ETH_START, "eth_start"); +#if defined(CONFIG_LWIP_LIB) + if (!ulwip_enabled() || !ulwip_in_loop()) +#endif net_init(); + if (eth_is_on_demand_init()) { eth_halt(); eth_set_current(); @@ -649,6 +654,18 @@ restart: */ eth_rx();
+#if defined(CONFIG_LWIP_LIB) + if (ulwip_enabled()) { + net_set_state(NETLOOP_CONTINUE); + if (!ulwip_in_loop()) { + if (ulwip_app_get_err()) + net_set_state(NETLOOP_FAIL); + else + net_set_state(NETLOOP_SUCCESS); + goto done; + } + } +#endif /* * Abort if ctrl-c was pressed. */ @@ -1213,6 +1230,13 @@ void net_process_received_packet(uchar *in_packet, int len) if (len < ETHER_HDR_SIZE) return;
+#if defined(CONFIG_LWIP_LIB) + if (ulwip_enabled()) { + uboot_lwip_poll(); + return; + } +#endif + #if defined(CONFIG_API) || defined(CONFIG_EFI_LOADER) if (push_packet) { (*push_packet)(in_packet, len);