diff options
Diffstat (limited to 'board/xilinx/versal-net/cmds.c')
-rw-r--r-- | board/xilinx/versal-net/cmds.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/board/xilinx/versal-net/cmds.c b/board/xilinx/versal-net/cmds.c new file mode 100644 index 0000000000..b18a71fe52 --- /dev/null +++ b/board/xilinx/versal-net/cmds.c @@ -0,0 +1,81 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2023, Advanced Micro Devices, Inc. + * + * Michal Simek <michal.simek@amd.com> + */ + +#include <cpu_func.h> +#include <command.h> +#include <common.h> +#include <log.h> +#include <memalign.h> +#include <versalpl.h> +#include <zynqmp_firmware.h> + +/** + * do_versalnet_load_pdi - Handle the "versalnet load pdi" command-line command + * @cmdtp: Command data struct pointer + * @flag: Command flag + * @argc: Command-line argument count + * @argv: Array of command-line arguments + * + * Processes the Versal NET load pdi command + * + * Return: return 0 on success, Error value if command fails. + * CMD_RET_USAGE incase of incorrect/missing parameters. + */ +static int do_versalnet_load_pdi(struct cmd_tbl *cmdtp, int flag, int argc, + char * const argv[]) +{ + u32 buf_lo, buf_hi; + u32 ret_payload[PAYLOAD_ARG_CNT]; + ulong addr, *pdi_buf; + size_t len; + int ret; + + if (argc != cmdtp->maxargs) { + debug("pdi_load: incorrect parameters passed\n"); + return CMD_RET_USAGE; + } + + addr = simple_strtol(argv[1], NULL, 16); + if (!addr) { + debug("pdi_load: zero pdi_data address\n"); + return CMD_RET_USAGE; + } + + len = hextoul(argv[2], NULL); + if (!len) { + debug("pdi_load: zero size\n"); + return CMD_RET_USAGE; + } + + pdi_buf = (ulong *)ALIGN((ulong)addr, ARCH_DMA_MINALIGN); + if ((ulong)addr != (ulong)pdi_buf) { + memcpy((void *)pdi_buf, (void *)addr, len); + debug("Pdi addr:0x%lx aligned to 0x%lx\n", + addr, (ulong)pdi_buf); + } + + flush_dcache_range((ulong)pdi_buf, (ulong)pdi_buf + len); + + buf_lo = lower_32_bits((ulong)pdi_buf); + buf_hi = upper_32_bits((ulong)pdi_buf); + + ret = xilinx_pm_request(VERSAL_PM_LOAD_PDI, VERSAL_PM_PDI_TYPE, buf_lo, + buf_hi, 0, ret_payload); + if (ret) + printf("PDI load failed with err: 0x%08x\n", ret); + + return cmd_process_error(cmdtp, ret); +} + +static char versalnet_help_text[] = + "loadpdi addr len - Load pdi image\n" + "load pdi image at ddr address 'addr' with pdi image size 'len'\n" +; + +U_BOOT_CMD_WITH_SUBCMDS(versalnet, "Versal NET sub-system", versalnet_help_text, + U_BOOT_SUBCMD_MKENT(loadpdi, 3, 1, + do_versalnet_load_pdi)); |