| /* |
| * (C) Copyright 2008 |
| * Andre Schwarz, Matrix Vision GmbH, andre.schwarz@matrix-vision.de |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <malloc.h> |
| #include <environment.h> |
| #include <fpga.h> |
| #include <asm/io.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| #ifndef CONFIG_ENV_IS_NOWHERE |
| static char* entries_to_keep[] = { |
| "serial#", "ethaddr", "eth1addr", "model_info", "sensor_cnt", |
| "fpgadatasize", "ddr_size", "use_dhcp", "use_static_ipaddr", |
| "static_ipaddr", "static_netmask", "static_gateway", |
| "syslog", "watchdog", "netboot", "evo8serialnumber" }; |
| |
| #define MV_MAX_ENV_ENTRY_LENGTH 64 |
| #define MV_KEEP_ENTRIES ARRAY_SIZE(entries_to_keep) |
| |
| void mv_reset_environment(void) |
| { |
| int i; |
| char *s[MV_KEEP_ENTRIES]; |
| char entries[MV_KEEP_ENTRIES][MV_MAX_ENV_ENTRY_LENGTH]; |
| |
| printf("\n*** RESET ENVIRONMENT ***\n"); |
| |
| memset(entries, 0, MV_KEEP_ENTRIES * MV_MAX_ENV_ENTRY_LENGTH); |
| for (i = 0; i < MV_KEEP_ENTRIES; i++) { |
| s[i] = getenv(entries_to_keep[i]); |
| if (s[i]) { |
| printf("save '%s' : %s\n", entries_to_keep[i], s[i]); |
| strncpy(entries[i], s[i], MV_MAX_ENV_ENTRY_LENGTH); |
| } |
| } |
| |
| gd->env_valid = 0; |
| env_relocate(); |
| |
| for (i = 0; i < MV_KEEP_ENTRIES; i++) { |
| if (s[i]) { |
| printf("restore '%s' : %s\n", entries_to_keep[i], s[i]); |
| setenv(entries_to_keep[i], s[i]); |
| } |
| } |
| |
| saveenv(); |
| } |
| #endif |
| |
| int mv_load_fpga(void) |
| { |
| int result; |
| size_t data_size = 0; |
| void *fpga_data = NULL; |
| char *datastr = getenv("fpgadata"); |
| char *sizestr = getenv("fpgadatasize"); |
| |
| if (getenv("skip_fpga")) { |
| printf("found 'skip_fpga' -> FPGA _not_ loaded !\n"); |
| return -1; |
| } |
| printf("loading FPGA\n"); |
| |
| if (datastr) |
| fpga_data = (void *)simple_strtoul(datastr, NULL, 16); |
| if (sizestr) |
| data_size = (size_t)simple_strtoul(sizestr, NULL, 16); |
| if (!data_size) { |
| printf("fpgadatasize invalid -> FPGA _not_ loaded !\n"); |
| return -1; |
| } |
| |
| result = fpga_load(0, fpga_data, data_size); |
| if (!result) |
| bootstage_mark(BOOTSTAGE_ID_START); |
| |
| return result; |
| } |
| |
| u8 *dhcp_vendorex_prep(u8 *e) |
| { |
| char *ptr; |
| |
| /* DHCP vendor-class-identifier = 60 */ |
| if ((ptr = getenv("dhcp_vendor-class-identifier"))) { |
| *e++ = 60; |
| *e++ = strlen(ptr); |
| while (*ptr) |
| *e++ = *ptr++; |
| } |
| /* DHCP_CLIENT_IDENTIFIER = 61 */ |
| if ((ptr = getenv("dhcp_client_id"))) { |
| *e++ = 61; |
| *e++ = strlen(ptr); |
| while (*ptr) |
| *e++ = *ptr++; |
| } |
| |
| return e; |
| } |
| |
| u8 *dhcp_vendorex_proc(u8 *popt) |
| { |
| return NULL; |
| } |