X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=include%2Fnet.h;h=2b2deb5aaefceba34de25496203f90a65781f9f6;hb=d259f975d475ced7623eb5a8fdc6abe82f996afd;hp=5ee5929beb8626dab694e838e8735324e17062f8;hpb=3fc304b8d77ce6646d38ae506e9fae74b9975631;p=oweals%2Fu-boot.git diff --git a/include/net.h b/include/net.h index 5ee5929beb..2b2deb5aae 100644 --- a/include/net.h +++ b/include/net.h @@ -1,9 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * LiMon Monitor (LiMon) - Network. * * Copyright 1994 - 2000 Neil Russell. * (See License) - * SPDX-License-Identifier: GPL-2.0 * * History * 9/16/00 bor adapted to TQM823L/STK8xxL board, RARP/TFTP boot added @@ -12,10 +12,6 @@ #ifndef __NET_H__ #define __NET_H__ -#if defined(CONFIG_8xx) -#include -#endif /* CONFIG_8xx */ - #include #include /* for nton* / ntoh* stuff */ @@ -38,6 +34,14 @@ #define PKTALIGN ARCH_DMA_MINALIGN +/* ARP hardware address length */ +#define ARP_HLEN 6 +/* + * The size of a MAC address in string form, each digit requires two chars + * and five separator characters to form '00:00:00:00:00:00'. + */ +#define ARP_HLEN_ASCII (ARP_HLEN * 2) + (ARP_HLEN - 1) + /* IPv4 addresses are always 32 bits in size */ struct in_addr { __be32 s_addr; @@ -90,7 +94,7 @@ enum eth_state_t { */ struct eth_pdata { phys_addr_t iobase; - unsigned char enetaddr[6]; + unsigned char enetaddr[ARP_HLEN]; int phy_interface; int max_speed; }; @@ -160,8 +164,9 @@ void eth_halt_state_only(void); /* Set passive state */ #ifndef CONFIG_DM_ETH struct eth_device { - char name[16]; - unsigned char enetaddr[6]; +#define ETH_NAME_LEN 20 + char name[ETH_NAME_LEN]; + unsigned char enetaddr[ARP_HLEN]; phys_addr_t iobase; int state; @@ -233,12 +238,9 @@ void eth_try_another(int first_restart); /* Change the device */ void eth_set_current(void); /* set nterface to ethcur var */ int eth_get_dev_index(void); /* get the device index */ -void eth_parse_enetaddr(const char *addr, uchar *enetaddr); -int eth_getenv_enetaddr(const char *name, uchar *enetaddr); -int eth_setenv_enetaddr(const char *name, const uchar *enetaddr); /** - * eth_setenv_enetaddr_by_index() - set the MAC address envrionment variable + * eth_env_set_enetaddr_by_index() - set the MAC address environment variable * * This sets up an environment variable with the given MAC address (@enetaddr). * The environment variable to be set is defined by <@base_name><@index>addr. @@ -250,10 +252,17 @@ int eth_setenv_enetaddr(const char *name, const uchar *enetaddr); * @enetaddr: Pointer to MAC address to put into the variable * @return 0 if OK, other value on error */ -int eth_setenv_enetaddr_by_index(const char *base_name, int index, +int eth_env_set_enetaddr_by_index(const char *base_name, int index, uchar *enetaddr); +/* + * Initialize USB ethernet device with CONFIG_DM_ETH + * Returns: + * 0 is success, non-zero is error status. + */ +int usb_ether_init(void); + /* * Get the hardware address for an ethernet interface . * Args: @@ -263,7 +272,7 @@ int eth_setenv_enetaddr_by_index(const char *base_name, int index, * Returns: * Return true if the address is valid. */ -int eth_getenv_enetaddr_by_index(const char *base_name, int index, +int eth_env_get_enetaddr_by_index(const char *base_name, int index, uchar *enetaddr); int eth_init(void); /* Initialize the device */ @@ -293,10 +302,10 @@ u32 ether_crc(size_t len, unsigned char const *p); */ struct ethernet_hdr { - u8 et_dest[6]; /* Destination node */ - u8 et_src[6]; /* Source node */ - u16 et_protlen; /* Protocol or length */ -}; + u8 et_dest[ARP_HLEN]; /* Destination node */ + u8 et_src[ARP_HLEN]; /* Source node */ + u16 et_protlen; /* Protocol or length */ +} __attribute__((packed)); /* Ethernet header size */ #define ETHER_HDR_SIZE (sizeof(struct ethernet_hdr)) @@ -304,17 +313,17 @@ struct ethernet_hdr { #define ETH_FCS_LEN 4 /* Octets in the FCS */ struct e802_hdr { - u8 et_dest[6]; /* Destination node */ - u8 et_src[6]; /* Source node */ - u16 et_protlen; /* Protocol or length */ - u8 et_dsap; /* 802 DSAP */ - u8 et_ssap; /* 802 SSAP */ - u8 et_ctl; /* 802 control */ - u8 et_snap1; /* SNAP */ + u8 et_dest[ARP_HLEN]; /* Destination node */ + u8 et_src[ARP_HLEN]; /* Source node */ + u16 et_protlen; /* Protocol or length */ + u8 et_dsap; /* 802 DSAP */ + u8 et_ssap; /* 802 SSAP */ + u8 et_ctl; /* 802 control */ + u8 et_snap1; /* SNAP */ u8 et_snap2; u8 et_snap3; - u16 et_prot; /* 802 protocol */ -}; + u16 et_prot; /* 802 protocol */ +} __attribute__((packed)); /* 802 + SNAP + ethernet header size */ #define E802_HDR_SIZE (sizeof(struct e802_hdr)) @@ -323,18 +332,19 @@ struct e802_hdr { * Virtual LAN Ethernet header */ struct vlan_ethernet_hdr { - u8 vet_dest[6]; /* Destination node */ - u8 vet_src[6]; /* Source node */ - u16 vet_vlan_type; /* PROT_VLAN */ - u16 vet_tag; /* TAG of VLAN */ - u16 vet_type; /* protocol type */ -}; + u8 vet_dest[ARP_HLEN]; /* Destination node */ + u8 vet_src[ARP_HLEN]; /* Source node */ + u16 vet_vlan_type; /* PROT_VLAN */ + u16 vet_tag; /* TAG of VLAN */ + u16 vet_type; /* protocol type */ +} __attribute__((packed)); /* VLAN Ethernet header size */ #define VLAN_ETHER_HDR_SIZE (sizeof(struct vlan_ethernet_hdr)) #define PROT_IP 0x0800 /* IP protocol */ #define PROT_ARP 0x0806 /* IP ARP protocol */ +#define PROT_WOL 0x0842 /* ether-wake WoL protocol */ #define PROT_RARP 0x8035 /* IP ARP protocol */ #define PROT_VLAN 0x8100 /* IEEE 802.1q protocol */ #define PROT_IPV6 0x86dd /* IPv6 over bluebook */ @@ -357,7 +367,7 @@ struct ip_hdr { u16 ip_sum; /* checksum */ struct in_addr ip_src; /* Source IP address */ struct in_addr ip_dst; /* Destination IP address */ -}; +} __attribute__((packed)); #define IP_OFFS 0x1fff /* ip offset *= 8 */ #define IP_FLAGS 0xe000 /* first 3 bits */ @@ -385,7 +395,7 @@ struct ip_udp_hdr { u16 udp_dst; /* UDP destination port */ u16 udp_len; /* Length of UDP packet */ u16 udp_xsum; /* Checksum */ -}; +} __attribute__((packed)); #define IP_UDP_HDR_SIZE (sizeof(struct ip_udp_hdr)) #define UDP_HDR_SIZE (IP_UDP_HDR_SIZE - IP_HDR_SIZE) @@ -398,7 +408,6 @@ struct arp_hdr { # define ARP_ETHER 1 /* Ethernet hardware address */ u16 ar_pro; /* Format of protocol address */ u8 ar_hln; /* Length of hardware address */ -# define ARP_HLEN 6 u8 ar_pln; /* Length of protocol address */ # define ARP_PLEN 4 u16 ar_op; /* Operation */ @@ -424,7 +433,7 @@ struct arp_hdr { u8 ar_tha[]; /* Target hardware address */ u8 ar_tpa[]; /* Target protocol address */ #endif /* 0 */ -}; +} __attribute__((packed)); #define ARP_HDR_SIZE (8+20) /* Size assuming ethernet */ @@ -459,7 +468,7 @@ struct icmp_hdr { } frag; u8 data[0]; } un; -}; +} __attribute__((packed)); #define ICMP_HDR_SIZE (sizeof(struct icmp_hdr)) #define IP_ICMP_HDR_SIZE (IP_HDR_SIZE + ICMP_HDR_SIZE) @@ -507,16 +516,16 @@ extern char net_nis_domain[32]; /* Our IS domain */ extern char net_hostname[32]; /* Our hostname */ extern char net_root_path[64]; /* Our root path */ /** END OF BOOTP EXTENTIONS **/ -extern u8 net_ethaddr[6]; /* Our ethernet address */ -extern u8 net_server_ethaddr[6]; /* Boot server enet address */ +extern u8 net_ethaddr[ARP_HLEN]; /* Our ethernet address */ +extern u8 net_server_ethaddr[ARP_HLEN]; /* Boot server enet address */ extern struct in_addr net_ip; /* Our IP addr (0 = unknown) */ extern struct in_addr net_server_ip; /* Server IP addr (0 = unknown) */ extern uchar *net_tx_packet; /* THE transmit packet */ extern uchar *net_rx_packets[PKTBUFSRX]; /* Receive packets */ extern uchar *net_rx_packet; /* Current receive packet */ extern int net_rx_packet_len; /* Current rx packet length */ -extern const u8 net_bcast_ethaddr[6]; /* Ethernet broadcast address */ -extern const u8 net_null_ethaddr[6]; +extern const u8 net_bcast_ethaddr[ARP_HLEN]; /* Ethernet broadcast address */ +extern const u8 net_null_ethaddr[ARP_HLEN]; #define VLAN_NONE 4095 /* untagged */ #define VLAN_IDMASK 0x0fff /* mask of valid vlan id */ @@ -527,10 +536,12 @@ 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 + TFTPSRV, TFTPPUT, LINKLOCAL, FASTBOOT, WOL }; extern char net_boot_file_name[1024];/* Boot File name */ +/* Indicates whether the file name was specified on the command line */ +extern bool net_boot_file_name_explicit; /* The actual transferred size of the bootfile (in bytes) */ extern u32 net_boot_file_size; /* Boot file size in blocks as reported by the DHCP server */ @@ -555,9 +566,9 @@ extern ushort cdp_appliance_vlan; /* CDP returned appliance VLAN */ */ static inline int is_cdp_packet(const uchar *ethaddr) { - extern const u8 net_cdp_ethaddr[6]; + extern const u8 net_cdp_ethaddr[ARP_HLEN]; - return memcmp(ethaddr, net_cdp_ethaddr, 6) == 0; + return memcmp(ethaddr, net_cdp_ethaddr, ARP_HLEN) == 0; } #endif @@ -665,7 +676,7 @@ int net_send_udp_packet(uchar *ether, struct in_addr dest, int dport, /* Processes a received packet */ void net_process_received_packet(uchar *in_packet, int len); -#ifdef CONFIG_NETCONSOLE +#if defined(CONFIG_NETCONSOLE) && !defined(CONFIG_SPL_BUILD) void nc_start(void); int nc_input_packet(uchar *pkt, struct in_addr src_ip, unsigned dest_port, unsigned src_port, unsigned len); @@ -673,7 +684,7 @@ int nc_input_packet(uchar *pkt, struct in_addr src_ip, unsigned dest_port, static __always_inline int eth_is_on_demand_init(void) { -#ifdef CONFIG_NETCONSOLE +#if defined(CONFIG_NETCONSOLE) && !defined(CONFIG_SPL_BUILD) extern enum proto_t net_loop_last_protocol; return net_loop_last_protocol != NETCONS; @@ -684,7 +695,7 @@ static __always_inline int eth_is_on_demand_init(void) static inline void eth_set_last_protocol(int protocol) { -#ifdef CONFIG_NETCONSOLE +#if defined(CONFIG_NETCONSOLE) && !defined(CONFIG_SPL_BUILD) extern enum proto_t net_loop_last_protocol; net_loop_last_protocol = protocol; @@ -823,11 +834,25 @@ void vlan_to_string(ushort x, char *s); ushort string_to_vlan(const char *s); /* read a VLAN id from an environment variable */ -ushort getenv_vlan(char *); +ushort env_get_vlan(char *); /* copy a filename (allow for "..." notation, limit length) */ void copy_filename(char *dst, const char *src, int size); +/* check if serverip is specified in filename from the command line */ +int is_serverip_in_cmd(void); + +/** + * net_parse_bootfile - Parse the bootfile env var / cmd line param + * + * @param ipaddr - a pointer to the ipaddr to populate if included in bootfile + * @param filename - a pointer to the string to save the filename part + * @param max_len - The longest - 1 that the filename part can be + * + * return 1 if parsed, 0 if bootfile is empty + */ +int net_parse_bootfile(struct in_addr *ipaddr, char *filename, int max_len); + /* get a random source port */ unsigned int random_port(void);