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Diffstat (limited to 'cmd/armffa.c')
| -rw-r--r-- | cmd/armffa.c | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/cmd/armffa.c b/cmd/armffa.c deleted file mode 100644 index 7e6eafc03a..0000000000 --- a/cmd/armffa.c +++ /dev/null @@ -1,202 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com> - * - * Authors: - * Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com> - */ -#include <common.h> -#include <arm_ffa.h> -#include <command.h> -#include <dm.h> -#include <mapmem.h> -#include <stdlib.h> -#include <asm/io.h> - -/* Select the right physical address formatting according to the platform */ -#ifdef CONFIG_PHYS_64BIT -#define PhysAddrLength "ll" -#else -#define PhysAddrLength "" -#endif -#define PHYS_ADDR_LN "%" PhysAddrLength "x" - -/** - * ffa_get_dev() - Return the FF-A device - * @devp: pointer to the FF-A device - * - * Search for the FF-A device. - * - * Return: - * 0 on success. Otherwise, failure - */ -static int ffa_get_dev(struct udevice **devp) -{ - int ret; - - ret = uclass_first_device_err(UCLASS_FFA, devp); - if (ret) { - log_err("Cannot find FF-A bus device\n"); - return ret; - } - - return 0; -} - -/** - * do_ffa_getpart() - implementation of the getpart subcommand - * @cmdtp: Command Table - * @flag: flags - * @argc: number of arguments - * @argv: arguments - * - * Query a secure partition information. The secure partition UUID is provided - * as an argument. The function uses the arm_ffa driver - * partition_info_get operation which implements FFA_PARTITION_INFO_GET - * ABI to retrieve the data. The input UUID string is expected to be in big - * endian format. - * - * Return: - * - * CMD_RET_SUCCESS: on success, otherwise failure - */ -static int do_ffa_getpart(struct cmd_tbl *cmdtp, int flag, int argc, - char *const argv[]) -{ - u32 count = 0; - int ret; - struct ffa_partition_desc *descs; - u32 i; - struct udevice *dev; - - if (argc != 2) { - log_err("Missing argument\n"); - return CMD_RET_USAGE; - } - - ret = ffa_get_dev(&dev); - if (ret) - return CMD_RET_FAILURE; - - /* Ask the driver to fill the buffer with the SPs info */ - - ret = ffa_partition_info_get(dev, argv[1], &count, &descs); - if (ret) { - log_err("Failure in querying partition(s) info (error code: %d)\n", ret); - return CMD_RET_FAILURE; - } - - /* SPs found , show the partition information */ - for (i = 0; i < count ; i++) { - log_info("Partition: id = %x , exec_ctxt %x , properties %x\n", - descs[i].info.id, - descs[i].info.exec_ctxt, - descs[i].info.properties); - } - - return CMD_RET_SUCCESS; -} - -/** - * do_ffa_ping() - implementation of the ping subcommand - * @cmdtp: Command Table - * @flag: flags - * @argc: number of arguments - * @argv: arguments - * - * Send data to a secure partition. The secure partition UUID is provided - * as an argument. Use the arm_ffa driver sync_send_receive operation - * which implements FFA_MSG_SEND_DIRECT_{REQ,RESP} ABIs to send/receive data. - * - * Return: - * - * CMD_RET_SUCCESS: on success, otherwise failure - */ -static int do_ffa_ping(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) -{ - struct ffa_send_direct_data msg = { - .data0 = 0xaaaaaaaa, - .data1 = 0xbbbbbbbb, - .data2 = 0xcccccccc, - .data3 = 0xdddddddd, - .data4 = 0xeeeeeeee, - }; - u16 part_id; - int ret; - struct udevice *dev; - - if (argc != 2) { - log_err("Missing argument\n"); - return CMD_RET_USAGE; - } - - part_id = strtoul(argv[1], NULL, 16); - if (!part_id) { - log_err("Partition ID can not be 0\n"); - return CMD_RET_USAGE; - } - - ret = ffa_get_dev(&dev); - if (ret) - return CMD_RET_FAILURE; - - ret = ffa_sync_send_receive(dev, part_id, &msg, 1); - if (!ret) { - u8 cnt; - - log_info("SP response:\n[LSB]\n"); - for (cnt = 0; - cnt < sizeof(struct ffa_send_direct_data) / sizeof(u64); - cnt++) - log_info("%llx\n", ((u64 *)&msg)[cnt]); - return CMD_RET_SUCCESS; - } - - log_err("Sending direct request error (%d)\n", ret); - return CMD_RET_FAILURE; -} - -/** - *do_ffa_devlist() - implementation of the devlist subcommand - * @cmdtp: [in] Command Table - * @flag: flags - * @argc: number of arguments - * @argv: arguments - * - * Query the device belonging to the UCLASS_FFA - * class. - * - * Return: - * - * CMD_RET_SUCCESS: on success, otherwise failure - */ -static int do_ffa_devlist(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) -{ - struct udevice *dev; - int ret; - - ret = ffa_get_dev(&dev); - if (ret) - return CMD_RET_FAILURE; - - log_info("device %s, addr " PHYS_ADDR_LN ", driver %s, ops " PHYS_ADDR_LN "\n", - dev->name, - map_to_sysmem(dev), - dev->driver->name, - map_to_sysmem(dev->driver->ops)); - - return CMD_RET_SUCCESS; -} - -static char armffa_help_text[] = - "getpart <partition UUID>\n" - " - lists the partition(s) info\n" - "ping <partition ID>\n" - " - sends a data pattern to the specified partition\n" - "devlist\n" - " - displays information about the FF-A device/driver\n"; - -U_BOOT_CMD_WITH_SUBCMDS(armffa, "Arm FF-A test command", armffa_help_text, - U_BOOT_SUBCMD_MKENT(getpart, 2, 1, do_ffa_getpart), - U_BOOT_SUBCMD_MKENT(ping, 2, 1, do_ffa_ping), - U_BOOT_SUBCMD_MKENT(devlist, 1, 1, do_ffa_devlist)); |