diff options
Diffstat (limited to 'qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c')
| -rw-r--r-- | qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c | 58 |
1 files changed, 42 insertions, 16 deletions
diff --git a/qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c b/qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c index cf20b5915..bb1db03e3 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c @@ -332,7 +332,13 @@ int dhcp(char *ret_buffer, filename_ip_t * fn_ip, unsigned int retries, int flag int i = (int) retries+1; int rc = -1; - printf(" "); + printf(" Requesting information via DHCP%s: ", + flags == F_IPV4 ? "v4" : flags == F_IPV6 ? "v6" : ""); + + if (flags != F_IPV6) + dhcpv4_generate_transaction_id(); + if (flags != F_IPV4) + dhcpv6_generate_transaction_id(); do { printf("\b\b\b%03d", i-1); @@ -353,7 +359,6 @@ int dhcp(char *ret_buffer, filename_ip_t * fn_ip, unsigned int retries, int flag set_ipv6_address(fn_ip->fd, 0); rc = dhcpv6(ret_buffer, fn_ip); if (rc == 0) { - printf("\n"); memcpy(&fn_ip->own_ip6, get_ipv6_address(), 16); break; } @@ -362,11 +367,23 @@ int dhcp(char *ret_buffer, filename_ip_t * fn_ip, unsigned int retries, int flag if (rc != -1) /* either success or non-dhcp failure */ break; } while (1); - printf("\b\b\b\b"); + printf("\b\b\b\bdone\n"); return rc; } +/** + * Seed the random number generator with our mac and current timestamp + */ +static void seed_rng(uint8_t mac[]) +{ + unsigned int seed; + + asm volatile("mftbl %0" : "=r"(seed)); + seed ^= (mac[2] << 24) | (mac[3] << 16) | (mac[4] << 8) | mac[5]; + srand(seed); +} + int netboot(int argc, char *argv[]) { @@ -388,8 +405,7 @@ netboot(int argc, char *argv[]) int32_t block_size = strtol(argv[5], 0, 10); uint8_t own_mac[6]; - printf("\n"); - printf(" Bootloader 1.6 \n"); + puts("\n Initializing NIC"); memset(&fn_ip, 0, sizeof(filename_ip_t)); /*********************************************************** @@ -438,6 +454,8 @@ netboot(int argc, char *argv[]) // init ethernet layer set_mac_address(own_mac); + seed_rng(own_mac); + if (argc > 6) { parse_args(argv[6], &obp_tftp_args); if(obp_tftp_args.bootp_retries - rc < DEFAULT_BOOT_RETRIES) @@ -468,10 +486,8 @@ netboot(int argc, char *argv[]) } } else if (ip_version == 6) { - if (memcmp(&obp_tftp_args.ci6addr, null_ip6, 16) != 0 - && memcmp(&obp_tftp_args.si6addr, null_ip6, 16) != 0 + if (memcmp(&obp_tftp_args.si6addr, null_ip6, 16) != 0 && obp_tftp_args.filename[0] != 0) { - memcpy(&fn_ip.server_ip6.addr[0], &obp_tftp_args.si6addr.addr, 16); obp_tftp_args.ip_init = IP_INIT_IPV6_MANUAL; @@ -484,7 +500,6 @@ netboot(int argc, char *argv[]) // construction of fn_ip from parameter switch(obp_tftp_args.ip_init) { case IP_INIT_BOOTP: - printf(" Requesting IP address via BOOTP: "); // if giaddr in not specified, then we have to identify // the BOOTP server via broadcasts if(memcmp(obp_tftp_args.giaddr, null_ip, 4) == 0) { @@ -499,19 +514,25 @@ netboot(int argc, char *argv[]) rc = bootp(ret_buffer, &fn_ip, obp_tftp_args.bootp_retries); break; case IP_INIT_DHCP: - printf(" Requesting IP address via DHCPv4: "); rc = dhcp(ret_buffer, &fn_ip, obp_tftp_args.bootp_retries, F_IPV4); break; case IP_INIT_DHCPV6_STATELESS: - printf(" Requesting information via DHCPv6: "); rc = dhcp(ret_buffer, &fn_ip, obp_tftp_args.bootp_retries, F_IPV6); break; case IP_INIT_IPV6_MANUAL: - set_ipv6_address(fn_ip.fd, &obp_tftp_args.ci6addr); + if (memcmp(&obp_tftp_args.ci6addr, null_ip6, 16)) { + set_ipv6_address(fn_ip.fd, &obp_tftp_args.ci6addr); + } else { + /* + * If no client address has been specified, then + * use a link-local or stateless autoconfig address + */ + set_ipv6_address(fn_ip.fd, NULL); + memcpy(&fn_ip.own_ip6, get_ipv6_address(), 16); + } break; case IP_INIT_DEFAULT: - printf(" Requesting IP address via DHCP: "); rc = dhcp(ret_buffer, &fn_ip, obp_tftp_args.bootp_retries, 0); break; case IP_INIT_NONE: @@ -548,10 +569,15 @@ netboot(int argc, char *argv[]) return -101; } - if(ip_version == 4) - printf("%d.%d.%d.%d\n", + if (ip_version == 4) { + printf(" Using IPv4 address: %d.%d.%d.%d\n", ((fn_ip.own_ip >> 24) & 0xFF), ((fn_ip.own_ip >> 16) & 0xFF), ((fn_ip.own_ip >> 8) & 0xFF), ( fn_ip.own_ip & 0xFF)); + } else if (ip_version == 6) { + char ip6_str[40]; + ipv6_to_str(fn_ip.own_ip6.addr, ip6_str); + printf(" Using IPv6 address: %s\n", ip6_str); + } if (rc == -2) { sprintf(buf, @@ -818,7 +844,7 @@ int parse_tftp_args(char buffer[], char *server_ip, char filename[], int fd, tmp = raw + 7; tmp[j] = '\0'; strcpy(domainname, tmp); - if (dns_get_ip(fd, (int8_t *)domainname, server_ip6, 6) == 0) { + if (dns_get_ip(fd, domainname, server_ip6, 6) == 0) { printf("\n DNS failed for IPV6\n"); return -1; } |