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