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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2020 Broadcom
*/
#include <common.h>
#include <command.h>
#define FW_IMAGE_SIG 0xff123456
#define CFG_IMAGE_SIG 0xcf54321a
/*
* structure for bin file
* signature: fw itb file
* size: fw itb file
* signature: NS3 config file
* size: NS3 config file
* Data: fw itb file
* ............................
* ............................
* Data: NS3 config file
* ............................
* ............................
*/
static struct img_header {
u32 bin_sig;
u32 bin_size;
u32 cfg1_sig;
u32 cfg1_size;
} *img_header;
static int env_set_val(const char *varname, ulong val)
{
int ret;
ret = env_set_hex(varname, val);
if (ret)
pr_err("Failed to %s env var\n", varname);
return ret;
}
static int do_spi_images_addr(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
uintptr_t images_load_addr;
uintptr_t spi_load_addr;
u32 len;
u32 spi_data_offset = sizeof(struct img_header);
if (argc != 3)
return CMD_RET_USAGE;
/* convert command parameter to fastboot address (base 16), i.e. hex */
images_load_addr = hextoul(argv[1], NULL);
if (!images_load_addr) {
pr_err("Invalid load address\n");
return CMD_RET_USAGE;
}
spi_load_addr = hextoul(argv[2], NULL);
if (!spi_load_addr) {
pr_err("Invalid spi load address\n");
return CMD_RET_USAGE;
}
img_header = (struct img_header *)images_load_addr;
if (img_header->bin_sig != FW_IMAGE_SIG) {
pr_err("Invalid Nitro bin file\n");
goto error;
}
if (env_set_val("spi_nitro_fw_itb_start_addr", 0))
goto error;
if (env_set_val("spi_nitro_fw_itb_len", 0))
goto error;
if (env_set_val("spi_nitro_fw_ns3_cfg_start_addr", 0))
goto error;
if (env_set_val("spi_nitro_fw_ns3_cfg_len", 0))
goto error;
len = img_header->bin_size;
if (env_set_val("spi_nitro_fw_itb_start_addr",
(spi_load_addr + spi_data_offset)))
goto error;
if (env_set_val("spi_nitro_fw_itb_len", img_header->bin_size))
goto error;
spi_data_offset += len;
if (img_header->cfg1_sig == CFG_IMAGE_SIG) {
len = img_header->cfg1_size;
if (env_set_val("spi_nitro_fw_ns3_cfg_start_addr",
(spi_load_addr + spi_data_offset)))
goto error;
if (env_set_val("spi_nitro_fw_ns3_cfg_len", len))
goto error;
spi_data_offset += len;
}
/* disable secure boot */
if (env_set_val("nitro_fastboot_secure", 0))
goto error;
return CMD_RET_SUCCESS;
error:
return CMD_RET_FAILURE;
}
U_BOOT_CMD
(spi_nitro_images_addr, 3, 1, do_spi_images_addr,
"Load the bnxt bin header and sets envs ",
"spi_nitro_images_addr <load_addr> <spi_base_addr>\n"
);
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