From 70bf26332f3d07382730a9cae93219a3efa0fbe2 Mon Sep 17 00:00:00 2001 From: Vikas Gupta Date: Thu, 20 Aug 2020 20:41:05 +0530 Subject: [PATCH] cmd: broadcom: add cmd to update bnxt image env variables Add command to update the environmental variables which are used to read the data from QSPI offsets and load the binaries to bnxt. Signed-off-by: Vikas Gupta Signed-off-by: Rayagonda Kokatanur Reviewed-by: Simon Glass --- cmd/broadcom/Makefile | 1 + cmd/broadcom/nitro_image_load.c | 125 ++++++++++++++++++++++++++++++++ 2 files changed, 126 insertions(+) create mode 100644 cmd/broadcom/nitro_image_load.c diff --git a/cmd/broadcom/Makefile b/cmd/broadcom/Makefile index 22ccf2f334..6cdece1a3a 100644 --- a/cmd/broadcom/Makefile +++ b/cmd/broadcom/Makefile @@ -2,3 +2,4 @@ # Copyright 2020 Broadcom obj-y += chimp_boot.o +obj-y += nitro_image_load.o diff --git a/cmd/broadcom/nitro_image_load.c b/cmd/broadcom/nitro_image_load.c new file mode 100644 index 0000000000..4a36b300c4 --- /dev/null +++ b/cmd/broadcom/nitro_image_load.c @@ -0,0 +1,125 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2020 Broadcom + */ + +#include +#include + +#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 = simple_strtoul(argv[1], NULL, 16); + if (!images_load_addr) { + pr_err("Invalid load address\n"); + return CMD_RET_USAGE; + } + + spi_load_addr = simple_strtoul(argv[2], NULL, 16); + 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 \n" +); -- 2.39.5