diff options
Diffstat (limited to 'cmd/fpga.c')
| -rw-r--r-- | cmd/fpga.c | 93 |
1 files changed, 80 insertions, 13 deletions
@@ -27,6 +27,7 @@ enum { FPGA_LOADP, FPGA_LOADBP, FPGA_LOADFS, + FPGA_LOADS, }; /* ------------------------------------------------------------------------- */ @@ -54,21 +55,55 @@ int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) fpga_fs_info fpga_fsinfo; fpga_fsinfo.fstype = FS_TYPE_ANY; #endif +#if defined(CONFIG_CMD_FPGA_LOAD_SECURE) + struct fpga_secure_info fpga_sec_info; + + memset(&fpga_sec_info, 0, sizeof(fpga_sec_info)); +#endif if (devstr) dev = (int) simple_strtoul(devstr, NULL, 16); if (datastr) fpga_data = (void *)simple_strtoul(datastr, NULL, 16); - switch (argc) { + if (argc > 9 || argc < 2) { + debug("%s: Too many or too few args (%d)\n", __func__, argc); + return CMD_RET_USAGE; + } + + op = (int)fpga_get_op(argv[1]); + + switch (op) { #if defined(CONFIG_CMD_FPGA_LOADFS) - case 9: + case FPGA_LOADFS: + if (argc < 9) + return CMD_RET_USAGE; fpga_fsinfo.blocksize = (unsigned int) - simple_strtoul(argv[5], NULL, 16); + simple_strtoul(argv[5], NULL, 16); fpga_fsinfo.interface = argv[6]; fpga_fsinfo.dev_part = argv[7]; fpga_fsinfo.filename = argv[8]; + argc = 5; + break; +#endif +#if defined(CONFIG_CMD_FPGA_LOAD_SECURE) + case FPGA_LOADS: + if (argc < 7) + return CMD_RET_USAGE; + if (argc == 8) + fpga_sec_info.userkey_addr = (u8 *)(uintptr_t) + simple_strtoull(argv[7], + NULL, 16); + fpga_sec_info.encflag = (u8)simple_strtoul(argv[6], NULL, 16); + fpga_sec_info.authflag = (u8)simple_strtoul(argv[5], NULL, 16); + argc = 5; + break; #endif + default: + break; + } + + switch (argc) { case 5: /* fpga <op> <dev> <data> <datasize> */ data_size = simple_strtoul(argv[4], NULL, 16); @@ -117,15 +152,6 @@ int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) __func__, (ulong)fpga_data); dev = FPGA_INVALID_DEVICE; /* reset device num */ } - - case 2: /* fpga <op> */ - op = (int)fpga_get_op(argv[1]); - break; - - default: - debug("%s: Too many or too few args (%d)\n", __func__, argc); - op = FPGA_NONE; /* force usage display */ - break; } if (dev == FPGA_INVALID_DEVICE) { @@ -143,6 +169,22 @@ int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) if (!fpga_fsinfo.interface || !fpga_fsinfo.dev_part || !fpga_fsinfo.filename) wrong_parms = 1; + break; +#endif +#if defined(CONFIG_CMD_FPGA_LOAD_SECURE) + case FPGA_LOADS: + if (fpga_sec_info.authflag >= FPGA_NO_ENC_OR_NO_AUTH && + fpga_sec_info.encflag >= FPGA_NO_ENC_OR_NO_AUTH) { + puts("ERR: use <fpga load> for NonSecure bitstream\n"); + wrong_parms = 1; + } + + if (fpga_sec_info.encflag == FPGA_ENC_USR_KEY && + !fpga_sec_info.userkey_addr) { + wrong_parms = 1; + puts("ERR:User key not provided\n"); + } + break; #endif case FPGA_LOAD: case FPGA_LOADP: @@ -199,6 +241,12 @@ int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) break; #endif +#if defined(CONFIG_CMD_FPGA_LOAD_SECURE) + case FPGA_LOADS: + rc = fpga_loads(dev, fpga_data, data_size, &fpga_sec_info); + break; +#endif + #if defined(CONFIG_CMD_FPGA_LOADMK) case FPGA_LOADMK: switch (genimg_get_format(fpga_data)) { @@ -332,6 +380,10 @@ static int fpga_get_op(char *opstr) #endif else if (!strcmp("dump", opstr)) op = FPGA_DUMP; +#if defined(CONFIG_CMD_FPGA_LOAD_SECURE) + else if (!strcmp("loads", opstr)) + op = FPGA_LOADS; +#endif if (op == FPGA_NONE) printf("Unknown fpga operation \"%s\"\n", opstr); @@ -339,7 +391,7 @@ static int fpga_get_op(char *opstr) return op; } -#if defined(CONFIG_CMD_FPGA_LOADFS) +#if defined(CONFIG_CMD_FPGA_LOADFS) || defined(CONFIG_CMD_FPGA_LOAD_SECURE) U_BOOT_CMD(fpga, 9, 1, do_fpga, #else U_BOOT_CMD(fpga, 6, 1, do_fpga, @@ -374,4 +426,19 @@ U_BOOT_CMD(fpga, 6, 1, do_fpga, "\tsubimage unit name in the form of addr:<subimg_uname>" #endif #endif +#if defined(CONFIG_CMD_FPGA_LOAD_SECURE) + "Load encrypted bitstream (Xilinx only)\n" + " loads [dev] [address] [size] [auth-OCM-0/DDR-1/noauth-2]\n" + " [enc-devkey(0)/userkey(1)/nenc(2) [Userkey address]\n" + "Loads the secure bistreams(authenticated/encrypted/both\n" + "authenticated and encrypted) of [size] from [address].\n" + "The auth-OCM/DDR flag specifies to perform authentication\n" + "in OCM or in DDR. 0 for OCM, 1 for DDR, 2 for no authentication.\n" + "The enc flag specifies which key to be used for decryption\n" + "0-device key, 1-user key, 2-no encryption.\n" + "The optional Userkey address specifies from which address key\n" + "has to be used for decryption if user key is selected.\n" + "NOTE: the sceure bitstream has to be created using xilinx\n" + "bootgen tool only.\n" +#endif ); |