diff options
Diffstat (limited to 'firmware/zpu/usrp2p/bootloader/udp_bootloader.c')
| -rw-r--r-- | firmware/zpu/usrp2p/bootloader/udp_bootloader.c | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/firmware/zpu/usrp2p/bootloader/udp_bootloader.c b/firmware/zpu/usrp2p/bootloader/udp_bootloader.c deleted file mode 100644 index 118de2ae9..000000000 --- a/firmware/zpu/usrp2p/bootloader/udp_bootloader.c +++ /dev/null @@ -1,200 +0,0 @@ -// -// Copyright 2010-2011 Ettus Research LLC -// -/* - * Copyright 2007,2008 Free Software Foundation, Inc. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <lwip/ip.h> -#include <lwip/udp.h> -#include "u2_init.h" -#include "memory_map.h" -#include "spi.h" -#include "hal_io.h" -#include "pic.h" -#include <stdbool.h> -#include "ethernet.h" -#include "nonstdio.h" -#include <net/padded_eth_hdr.h> -#include <net_common.h> -#include "memcpy_wa.h" -#include <stddef.h> -#include <stdlib.h> -#include <string.h> -#include "clocks.h" -#include "usrp2/fw_common.h" -#include <i2c.h> -#include <ethertype.h> -#include <arp_cache.h> -#include "udp_fw_update.h" -#include "pkt_ctrl.h" -#include "banal.h" -#include <bootloader_utils.h> -#include <spi_flash.h> -#include <xilinx_s3_icap.h> -#include <mdelay.h> - -#define BUTTON_PUSHED ((router_status->irqs & PIC_BUTTON) ? 0 : 1) - -static void handle_inp_packet(uint32_t *buff, size_t num_lines){ - - //test if its an ip recovery packet - typedef struct{ - padded_eth_hdr_t eth_hdr; - char code[4]; - union { - struct ip_addr ip_addr; - } data; - }recovery_packet_t; - recovery_packet_t *recovery_packet = (recovery_packet_t *)buff; - if (recovery_packet->eth_hdr.ethertype == 0xbeee && strncmp(recovery_packet->code, "addr", 4) == 0){ - printf("Got ip recovery packet: "); print_ip_addr(&recovery_packet->data.ip_addr); newline(); - set_ip_addr(&recovery_packet->data.ip_addr); - return; - } - - //pass it to the slow-path handler - handle_eth_packet(buff, num_lines); -} - - -//------------------------------------------------------------------ - -/* - * Called when eth phy state changes (w/ interrupts disabled) - */ -void link_changed_callback(int speed){ - printf("\neth link changed: speed = %d\n", speed); - if (speed != 0){ - hal_set_leds(LED_RJ45, LED_RJ45); - pkt_ctrl_set_routing_mode(PKT_CTRL_ROUTING_MODE_MASTER); - send_gratuitous_arp(); - } - else{ - hal_set_leds(0x0, LED_RJ45); - pkt_ctrl_set_routing_mode(PKT_CTRL_ROUTING_MODE_SLAVE); - } -} - -static void do_the_bootload_thing(void) { - - bool production_image = find_safe_booted_flag(); - set_safe_booted_flag(0); //haven't booted yet - - if(BUTTON_PUSHED) { //see memory_map.h - puts("Starting USRP2+ in safe mode. I am a brick. Feel free to reprogram me via the UDP burner."); - return; - //no longer necessary since we can just burn from UDP via the bootloader now -/* - if(is_valid_fw_image(SAFE_FW_IMAGE_LOCATION_ADDR)) { - set_safe_booted_flag(1); //let the firmware know it's the safe image - spi_flash_read(SAFE_FW_IMAGE_LOCATION_ADDR, FW_IMAGE_SIZE_BYTES, (void *)RAM_BASE); - start_program(); - puts("ERROR: return from main program! This should never happen!"); - icap_reload_fpga(SAFE_FPGA_IMAGE_LOCATION_ADDR); - } else { - puts("ERROR: no safe firmware image available. I am a brick. Feel free to reprogram me via the UDP burner."); - return; - } -*/ - } - - if(!production_image) { - puts("Checking for valid production FPGA image..."); - if(is_valid_fpga_image(PROD_FPGA_IMAGE_LOCATION_ADDR)) { - puts("Valid production FPGA image found. Attempting to boot."); - set_safe_booted_flag(1); - mdelay(300); //so serial output can finish - icap_reload_fpga(PROD_FPGA_IMAGE_LOCATION_ADDR); - } - puts("No valid production FPGA image found.\nAttempting to load production firmware..."); - } - if(is_valid_fw_image(PROD_FW_IMAGE_LOCATION_ADDR)) { - puts("Valid production firmware found. Loading..."); - spi_flash_read(PROD_FW_IMAGE_LOCATION_ADDR, FW_IMAGE_SIZE_BYTES, (void *)RAM_BASE); - puts("Finished loading. Starting image."); - mdelay(300); - start_program(); - puts("ERROR: Return from main program! This should never happen!"); - //if this happens, though, the safest thing to do is reboot the whole FPGA and start over. - mdelay(300); - icap_reload_fpga(SAFE_FPGA_IMAGE_LOCATION_ADDR); - return; - } - puts("No valid production firmware found. Trying safe firmware..."); - if(is_valid_fw_image(SAFE_FW_IMAGE_LOCATION_ADDR)) { - spi_flash_read(SAFE_FW_IMAGE_LOCATION_ADDR, FW_IMAGE_SIZE_BYTES, (void *)RAM_BASE); - puts("Finished loading. Starting image."); - mdelay(300); - start_program(); - puts("ERROR: return from main program! This should never happen!"); - mdelay(300); - icap_reload_fpga(SAFE_FPGA_IMAGE_LOCATION_ADDR); - return; - } - puts("ERROR: no safe firmware image available. I am a brick. Feel free to reprogram me via the UDP burner."); -} - -int -main(void) -{ - u2_init(); - spif_init(); - - set_default_mac_addr(); - set_default_ip_addr(); - - putstr("\nN210 bootloader, UDP edition\n"); - print_mac_addr(ethernet_mac_addr()); newline(); - print_ip_addr(get_ip_addr()); newline(); - printf("FPGA compatibility number: %d\n", USRP2_FPGA_COMPAT_NUM); - printf("Firmware compatibility number: %d\n", USRP2_FW_COMPAT_NUM); - - do_the_bootload_thing(); - - //if we reach this point, the bootloader has fallen through, so we initalize the UDP handler for updating - - //1) register the addresses into the network stack - //TODO: make this a fixed IP address, don't depend on EEPROM - register_addrs(ethernet_mac_addr(), get_ip_addr()); - pkt_ctrl_program_inspector(get_ip_addr(), USRP2_UDP_DSP0_PORT); - - //2) register callbacks for udp ports we service - init_udp_listeners(); - register_udp_listener(USRP2_UDP_UPDATE_PORT, handle_udp_fw_update_packet); - - pkt_ctrl_set_routing_mode(PKT_CTRL_ROUTING_MODE_SLAVE); - - //4) setup ethernet hardware to bring the link up - ethernet_register_link_changed_callback(link_changed_callback); - ethernet_init(); - - while(true){ - - size_t num_lines; - void *buff = pkt_ctrl_claim_incoming_buffer(&num_lines); - if (buff != NULL){ - handle_inp_packet((uint32_t *)buff, num_lines); - pkt_ctrl_release_incoming_buffer(); - } - - pic_interrupt_handler(); - } -} |