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/*
* (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;
}
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