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Parameter checking is dead code because all the time there must be all params assigned. If they are not assigned there is no 9th parameters passed and checking before return CMD_RET_USAGE. Signed-off-by: Michal Simek <michal.simek@xilinx.com> Reviewed-by: Simon Glass <sjg@chromium.org>
403 lines
10 KiB
C
403 lines
10 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2000, 2001
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* Rich Ireland, Enterasys Networks, rireland@enterasys.com.
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*/
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/*
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* FPGA support
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*/
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#include <common.h>
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#include <command.h>
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#include <fpga.h>
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#include <fs.h>
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#include <malloc.h>
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/* Local defines */
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enum {
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FPGA_NONE = -1,
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FPGA_INFO,
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FPGA_LOAD,
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FPGA_LOADB,
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FPGA_DUMP,
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FPGA_LOADMK,
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FPGA_LOADP,
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FPGA_LOADBP,
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FPGA_LOADFS,
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FPGA_LOADS,
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};
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/*
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* Map op to supported operations. We don't use a table since we
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* would just have to relocate it from flash anyway.
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*/
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static int fpga_get_op(char *opstr)
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{
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int op = FPGA_NONE;
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if (!strcmp("info", opstr))
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op = FPGA_INFO;
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else if (!strcmp("loadb", opstr))
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op = FPGA_LOADB;
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else if (!strcmp("load", opstr))
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op = FPGA_LOAD;
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#if defined(CONFIG_CMD_FPGA_LOADP)
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else if (!strcmp("loadp", opstr))
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op = FPGA_LOADP;
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#endif
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#if defined(CONFIG_CMD_FPGA_LOADBP)
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else if (!strcmp("loadbp", opstr))
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op = FPGA_LOADBP;
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#endif
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#if defined(CONFIG_CMD_FPGA_LOADFS)
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else if (!strcmp("loadfs", opstr))
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op = FPGA_LOADFS;
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#endif
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#if defined(CONFIG_CMD_FPGA_LOADMK)
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else if (!strcmp("loadmk", opstr))
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op = FPGA_LOADMK;
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#endif
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else if (!strcmp("dump", opstr))
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op = FPGA_DUMP;
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#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
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else if (!strcmp("loads", opstr))
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op = FPGA_LOADS;
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#endif
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return op;
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}
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/* ------------------------------------------------------------------------- */
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/* command form:
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* fpga <op> <device number> <data addr> <datasize>
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* where op is 'load', 'dump', or 'info'
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* If there is no device number field, the fpga environment variable is used.
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* If there is no data addr field, the fpgadata environment variable is used.
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* The info command requires no data address field.
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*/
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int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
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{
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int op, dev = FPGA_INVALID_DEVICE;
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size_t data_size = 0;
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void *fpga_data = NULL;
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char *devstr = env_get("fpga");
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char *datastr = env_get("fpgadata");
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int rc = FPGA_FAIL;
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int wrong_parms = 0;
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#if defined(CONFIG_FIT)
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const char *fit_uname = NULL;
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ulong fit_addr;
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#endif
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#if defined(CONFIG_CMD_FPGA_LOADFS)
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fpga_fs_info fpga_fsinfo;
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fpga_fsinfo.fstype = FS_TYPE_ANY;
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#endif
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#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
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struct fpga_secure_info fpga_sec_info;
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memset(&fpga_sec_info, 0, sizeof(fpga_sec_info));
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#endif
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if (devstr)
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dev = (int) simple_strtoul(devstr, NULL, 16);
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if (datastr)
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fpga_data = (void *)simple_strtoul(datastr, NULL, 16);
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if (argc > 9 || argc < 2) {
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debug("%s: Too many or too few args (%d)\n", __func__, argc);
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return CMD_RET_USAGE;
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}
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op = fpga_get_op(argv[1]);
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switch (op) {
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case FPGA_NONE:
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printf("Unknown fpga operation \"%s\"\n", argv[1]);
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return CMD_RET_USAGE;
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#if defined(CONFIG_CMD_FPGA_LOADFS)
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case FPGA_LOADFS:
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if (argc < 9)
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return CMD_RET_USAGE;
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fpga_fsinfo.blocksize = (unsigned int)
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simple_strtoul(argv[5], NULL, 16);
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fpga_fsinfo.interface = argv[6];
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fpga_fsinfo.dev_part = argv[7];
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fpga_fsinfo.filename = argv[8];
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argc = 5;
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break;
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#endif
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#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
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case FPGA_LOADS:
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if (argc < 7)
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return CMD_RET_USAGE;
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if (argc == 8)
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fpga_sec_info.userkey_addr = (u8 *)(uintptr_t)
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simple_strtoull(argv[7],
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NULL, 16);
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fpga_sec_info.encflag = (u8)simple_strtoul(argv[6], NULL, 16);
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fpga_sec_info.authflag = (u8)simple_strtoul(argv[5], NULL, 16);
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if (fpga_sec_info.authflag >= FPGA_NO_ENC_OR_NO_AUTH &&
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fpga_sec_info.encflag >= FPGA_NO_ENC_OR_NO_AUTH) {
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puts("ERR: Use <fpga load> for NonSecure bitstream\n");
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return CMD_RET_USAGE;
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}
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if (fpga_sec_info.encflag == FPGA_ENC_USR_KEY &&
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!fpga_sec_info.userkey_addr) {
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puts("ERR: User key not provided\n");
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return CMD_RET_USAGE;
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}
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argc = 5;
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break;
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#endif
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default:
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break;
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}
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switch (argc) {
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case 5: /* fpga <op> <dev> <data> <datasize> */
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data_size = simple_strtoul(argv[4], NULL, 16);
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case 4: /* fpga <op> <dev> <data> */
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#if defined(CONFIG_FIT)
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if (fit_parse_subimage(argv[3], (ulong)fpga_data,
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&fit_addr, &fit_uname)) {
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fpga_data = (void *)fit_addr;
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debug("* fpga: subimage '%s' from FIT image ",
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fit_uname);
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debug("at 0x%08lx\n", fit_addr);
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} else
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#endif
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{
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fpga_data = (void *)simple_strtoul(argv[3], NULL, 16);
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debug("* fpga: cmdline image address = 0x%08lx\n",
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(ulong)fpga_data);
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}
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debug("%s: fpga_data = 0x%lx\n", __func__, (ulong)fpga_data);
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case 3: /* fpga <op> <dev | data addr> */
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dev = (int)simple_strtoul(argv[2], NULL, 16);
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debug("%s: device = %d\n", __func__, dev);
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}
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if (dev == FPGA_INVALID_DEVICE) {
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puts("FPGA device not specified\n");
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return CMD_RET_USAGE;
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}
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switch (op) {
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case FPGA_INFO:
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break;
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case FPGA_LOAD:
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case FPGA_LOADP:
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case FPGA_LOADB:
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case FPGA_LOADBP:
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case FPGA_DUMP:
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if (!fpga_data || !data_size)
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wrong_parms = 1;
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break;
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#if defined(CONFIG_CMD_FPGA_LOADMK)
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case FPGA_LOADMK:
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if (!fpga_data)
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wrong_parms = 1;
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break;
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#endif
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}
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if (wrong_parms) {
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puts("Wrong parameters for FPGA request\n");
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return CMD_RET_USAGE;
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}
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switch (op) {
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case FPGA_INFO:
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rc = fpga_info(dev);
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break;
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case FPGA_LOAD:
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rc = fpga_load(dev, fpga_data, data_size, BIT_FULL);
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break;
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#if defined(CONFIG_CMD_FPGA_LOADP)
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case FPGA_LOADP:
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rc = fpga_load(dev, fpga_data, data_size, BIT_PARTIAL);
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break;
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#endif
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case FPGA_LOADB:
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rc = fpga_loadbitstream(dev, fpga_data, data_size, BIT_FULL);
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break;
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#if defined(CONFIG_CMD_FPGA_LOADBP)
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case FPGA_LOADBP:
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rc = fpga_loadbitstream(dev, fpga_data, data_size, BIT_PARTIAL);
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break;
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#endif
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#if defined(CONFIG_CMD_FPGA_LOADFS)
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case FPGA_LOADFS:
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rc = fpga_fsload(dev, fpga_data, data_size, &fpga_fsinfo);
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break;
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#endif
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#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
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case FPGA_LOADS:
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rc = fpga_loads(dev, fpga_data, data_size, &fpga_sec_info);
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break;
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#endif
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#if defined(CONFIG_CMD_FPGA_LOADMK)
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case FPGA_LOADMK:
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switch (genimg_get_format(fpga_data)) {
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#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
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case IMAGE_FORMAT_LEGACY:
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{
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image_header_t *hdr =
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(image_header_t *)fpga_data;
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ulong data;
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uint8_t comp;
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comp = image_get_comp(hdr);
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if (comp == IH_COMP_GZIP) {
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#if defined(CONFIG_GZIP)
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ulong image_buf = image_get_data(hdr);
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data = image_get_load(hdr);
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ulong image_size = ~0UL;
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if (gunzip((void *)data, ~0UL,
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(void *)image_buf,
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&image_size) != 0) {
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puts("GUNZIP: error\n");
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return 1;
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}
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data_size = image_size;
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#else
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puts("Gunzip image is not supported\n");
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return 1;
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#endif
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} else {
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data = (ulong)image_get_data(hdr);
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data_size = image_get_data_size(hdr);
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}
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rc = fpga_load(dev, (void *)data, data_size,
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BIT_FULL);
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}
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break;
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#endif
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#if defined(CONFIG_FIT)
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case IMAGE_FORMAT_FIT:
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{
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const void *fit_hdr = (const void *)fpga_data;
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int noffset;
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const void *fit_data;
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if (fit_uname == NULL) {
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puts("No FIT subimage unit name\n");
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return 1;
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}
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if (!fit_check_format(fit_hdr)) {
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puts("Bad FIT image format\n");
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return 1;
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}
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/* get fpga component image node offset */
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noffset = fit_image_get_node(fit_hdr,
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fit_uname);
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if (noffset < 0) {
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printf("Can't find '%s' FIT subimage\n",
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fit_uname);
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return 1;
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}
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/* verify integrity */
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if (!fit_image_verify(fit_hdr, noffset)) {
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puts ("Bad Data Hash\n");
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return 1;
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}
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/* get fpga subimage data address and length */
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if (fit_image_get_data(fit_hdr, noffset,
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&fit_data, &data_size)) {
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puts("Fpga subimage data not found\n");
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return 1;
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}
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rc = fpga_load(dev, fit_data, data_size,
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BIT_FULL);
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}
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break;
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#endif
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default:
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puts("** Unknown image type\n");
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rc = FPGA_FAIL;
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break;
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}
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break;
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#endif
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case FPGA_DUMP:
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rc = fpga_dump(dev, fpga_data, data_size);
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break;
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default:
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printf("Unknown operation\n");
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return CMD_RET_USAGE;
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}
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return rc;
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}
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#if defined(CONFIG_CMD_FPGA_LOADFS) || defined(CONFIG_CMD_FPGA_LOAD_SECURE)
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U_BOOT_CMD(fpga, 9, 1, do_fpga,
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#else
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U_BOOT_CMD(fpga, 6, 1, do_fpga,
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#endif
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"loadable FPGA image support",
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"[operation type] [device number] [image address] [image size]\n"
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"fpga operations:\n"
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" dump\t[dev] [address] [size]\tLoad device to memory buffer\n"
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" info\t[dev]\t\t\tlist known device information\n"
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" load\t[dev] [address] [size]\tLoad device from memory buffer\n"
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#if defined(CONFIG_CMD_FPGA_LOADP)
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" loadp\t[dev] [address] [size]\t"
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"Load device from memory buffer with partial bitstream\n"
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#endif
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" loadb\t[dev] [address] [size]\t"
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"Load device from bitstream buffer (Xilinx only)\n"
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#if defined(CONFIG_CMD_FPGA_LOADBP)
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" loadbp\t[dev] [address] [size]\t"
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"Load device from bitstream buffer with partial bitstream"
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"(Xilinx only)\n"
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#endif
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#if defined(CONFIG_CMD_FPGA_LOADFS)
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"Load device from filesystem (FAT by default) (Xilinx only)\n"
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" loadfs [dev] [address] [image size] [blocksize] <interface>\n"
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" [<dev[:part]>] <filename>\n"
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#endif
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#if defined(CONFIG_CMD_FPGA_LOADMK)
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" loadmk [dev] [address]\tLoad device generated with mkimage"
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#if defined(CONFIG_FIT)
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"\n"
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"\tFor loadmk operating on FIT format uImage address must include\n"
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"\tsubimage unit name in the form of addr:<subimg_uname>"
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#endif
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#endif
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#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
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"Load encrypted bitstream (Xilinx only)\n"
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" loads [dev] [address] [size] [auth-OCM-0/DDR-1/noauth-2]\n"
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" [enc-devkey(0)/userkey(1)/nenc(2) [Userkey address]\n"
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"Loads the secure bistreams(authenticated/encrypted/both\n"
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"authenticated and encrypted) of [size] from [address].\n"
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"The auth-OCM/DDR flag specifies to perform authentication\n"
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"in OCM or in DDR. 0 for OCM, 1 for DDR, 2 for no authentication.\n"
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"The enc flag specifies which key to be used for decryption\n"
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"0-device key, 1-user key, 2-no encryption.\n"
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"The optional Userkey address specifies from which address key\n"
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"has to be used for decryption if user key is selected.\n"
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"NOTE: the sceure bitstream has to be created using xilinx\n"
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"bootgen tool only.\n"
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#endif
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);
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