*/
#include <common.h>
+#include <command.h>
#include <dm.h>
#include <log.h>
#include <mapmem.h>
#include <tpm-v2.h>
#include "tpm-user-utils.h"
-static int do_tpm2_startup(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
+static int do_tpm2_startup(struct cmd_tbl *cmdtp, int flag, int argc,
+ char *const argv[])
{
enum tpm2_startup_types mode;
+ struct udevice *dev;
+ int ret;
+ ret = get_tpm(&dev);
+ if (ret)
+ return ret;
if (argc != 2)
return CMD_RET_USAGE;
return CMD_RET_FAILURE;
}
- return report_return_code(tpm2_startup(mode));
+ return report_return_code(tpm2_startup(dev, mode));
}
-static int do_tpm2_self_test(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
+static int do_tpm2_self_test(struct cmd_tbl *cmdtp, int flag, int argc,
+ char *const argv[])
{
enum tpm2_yes_no full_test;
+ struct udevice *dev;
+ int ret;
+ ret = get_tpm(&dev);
+ if (ret)
+ return ret;
if (argc != 2)
return CMD_RET_USAGE;
return CMD_RET_FAILURE;
}
- return report_return_code(tpm2_self_test(full_test));
+ return report_return_code(tpm2_self_test(dev, full_test));
}
-static int do_tpm2_clear(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
+static int do_tpm2_clear(struct cmd_tbl *cmdtp, int flag, int argc,
+ char *const argv[])
{
u32 handle = 0;
const char *pw = (argc < 3) ? NULL : argv[2];
const ssize_t pw_sz = pw ? strlen(pw) : 0;
+ struct udevice *dev;
+ int ret;
+
+ ret = get_tpm(&dev);
+ if (ret)
+ return ret;
if (argc < 2 || argc > 3)
return CMD_RET_USAGE;
else
return CMD_RET_USAGE;
- return report_return_code(tpm2_clear(handle, pw, pw_sz));
+ return report_return_code(tpm2_clear(dev, handle, pw, pw_sz));
}
-static int do_tpm2_pcr_extend(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
+static int do_tpm2_pcr_extend(struct cmd_tbl *cmdtp, int flag, int argc,
+ char *const argv[])
{
struct udevice *dev;
struct tpm_chip_priv *priv;
if (argc != 3)
return CMD_RET_USAGE;
- ret = uclass_first_device_err(UCLASS_TPM, &dev);
+ ret = get_tpm(&dev);
if (ret)
return ret;
if (index >= priv->pcr_count)
return -EINVAL;
- rc = tpm2_pcr_extend(index, digest);
+ rc = tpm2_pcr_extend(dev, index, TPM2_ALG_SHA256, digest,
+ TPM2_DIGEST_LEN);
unmap_sysmem(digest);
return report_return_code(rc);
}
-static int do_tpm_pcr_read(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
+static int do_tpm_pcr_read(struct cmd_tbl *cmdtp, int flag, int argc,
+ char *const argv[])
{
struct udevice *dev;
struct tpm_chip_priv *priv;
if (argc != 3)
return CMD_RET_USAGE;
- ret = uclass_first_device_err(UCLASS_TPM, &dev);
+ ret = get_tpm(&dev);
if (ret)
return ret;
data = map_sysmem(simple_strtoul(argv[2], NULL, 0), 0);
- rc = tpm2_pcr_read(index, priv->pcr_select_min, data, &updates);
+ rc = tpm2_pcr_read(dev, index, priv->pcr_select_min, TPM2_ALG_SHA256,
+ data, TPM2_DIGEST_LEN, &updates);
if (!rc) {
- printf("PCR #%u content (%d known updates):\n", index, updates);
+ printf("PCR #%u content (%u known updates):\n", index, updates);
print_byte_string(data, TPM2_DIGEST_LEN);
}
return report_return_code(rc);
}
-static int do_tpm_get_capability(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
+static int do_tpm_get_capability(struct cmd_tbl *cmdtp, int flag, int argc,
+ char *const argv[])
{
u32 capability, property, rc;
u8 *data;
size_t count;
int i, j;
+ struct udevice *dev;
+ int ret;
+
+ ret = get_tpm(&dev);
+ if (ret)
+ return ret;
if (argc != 5)
return CMD_RET_USAGE;
data = map_sysmem(simple_strtoul(argv[3], NULL, 0), 0);
count = simple_strtoul(argv[4], NULL, 0);
- rc = tpm2_get_capability(capability, property, data, count);
+ rc = tpm2_get_capability(dev, capability, property, data, count);
if (rc)
goto unmap_data;
for (i = 0; i < count; i++) {
printf("Property 0x");
for (j = 0; j < 4; j++)
- printf("%02x", data[(i * 8) + j]);
+ printf("%02x", data[(i * 8) + j + sizeof(u32)]);
printf(": 0x");
for (j = 4; j < 8; j++)
- printf("%02x", data[(i * 8) + j]);
+ printf("%02x", data[(i * 8) + j + sizeof(u32)]);
printf("\n");
}
return report_return_code(rc);
}
-static int do_tpm_dam_reset(cmd_tbl_t *cmdtp, int flag, int argc,
+static int do_tpm_dam_reset(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
const char *pw = (argc < 2) ? NULL : argv[1];
const ssize_t pw_sz = pw ? strlen(pw) : 0;
+ struct udevice *dev;
+ int ret;
+
+ ret = get_tpm(&dev);
+ if (ret)
+ return ret;
if (argc > 2)
return CMD_RET_USAGE;
if (pw_sz > TPM2_DIGEST_LEN)
return -EINVAL;
- return report_return_code(tpm2_dam_reset(pw, pw_sz));
+ return report_return_code(tpm2_dam_reset(dev, pw, pw_sz));
}
-static int do_tpm_dam_parameters(cmd_tbl_t *cmdtp, int flag, int argc,
+static int do_tpm_dam_parameters(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
const char *pw = (argc < 5) ? NULL : argv[4];
unsigned long int max_tries;
unsigned long int recovery_time;
unsigned long int lockout_recovery;
+ struct udevice *dev;
+ int ret;
+
+ ret = get_tpm(&dev);
+ if (ret)
+ return ret;
if (argc < 4 || argc > 5)
return CMD_RET_USAGE;
log(LOGC_NONE, LOGL_INFO, "- recoveryTime: %lu\n", recovery_time);
log(LOGC_NONE, LOGL_INFO, "- lockoutRecovery: %lu\n", lockout_recovery);
- return report_return_code(tpm2_dam_parameters(pw, pw_sz, max_tries,
+ return report_return_code(tpm2_dam_parameters(dev, pw, pw_sz, max_tries,
recovery_time,
lockout_recovery));
}
-static int do_tpm_change_auth(cmd_tbl_t *cmdtp, int flag, int argc,
+static int do_tpm_change_auth(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
u32 handle;
const char *oldpw = (argc == 3) ? NULL : argv[3];
const ssize_t newpw_sz = strlen(newpw);
const ssize_t oldpw_sz = oldpw ? strlen(oldpw) : 0;
+ struct udevice *dev;
+ int ret;
+
+ ret = get_tpm(&dev);
+ if (ret)
+ return ret;
if (argc < 3 || argc > 4)
return CMD_RET_USAGE;
else
return CMD_RET_USAGE;
- return report_return_code(tpm2_change_auth(handle, newpw, newpw_sz,
+ return report_return_code(tpm2_change_auth(dev, handle, newpw, newpw_sz,
oldpw, oldpw_sz));
}
-static int do_tpm_pcr_setauthpolicy(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
+static int do_tpm_pcr_setauthpolicy(struct cmd_tbl *cmdtp, int flag, int argc,
+ char *const argv[])
{
u32 index = simple_strtoul(argv[1], NULL, 0);
char *key = argv[2];
const char *pw = (argc < 4) ? NULL : argv[3];
const ssize_t pw_sz = pw ? strlen(pw) : 0;
+ struct udevice *dev;
+ int ret;
+
+ ret = get_tpm(&dev);
+ if (ret)
+ return ret;
if (strlen(key) != TPM2_DIGEST_LEN)
return -EINVAL;
if (argc < 3 || argc > 4)
return CMD_RET_USAGE;
- return report_return_code(tpm2_pcr_setauthpolicy(pw, pw_sz, index,
+ return report_return_code(tpm2_pcr_setauthpolicy(dev, pw, pw_sz, index,
key));
}
-static int do_tpm_pcr_setauthvalue(cmd_tbl_t *cmdtp, int flag,
- int argc, char * const argv[])
+static int do_tpm_pcr_setauthvalue(struct cmd_tbl *cmdtp, int flag,
+ int argc, char *const argv[])
{
u32 index = simple_strtoul(argv[1], NULL, 0);
char *key = argv[2];
const ssize_t key_sz = strlen(key);
const char *pw = (argc < 4) ? NULL : argv[3];
const ssize_t pw_sz = pw ? strlen(pw) : 0;
+ struct udevice *dev;
+ int ret;
+
+ ret = get_tpm(&dev);
+ if (ret)
+ return ret;
if (strlen(key) != TPM2_DIGEST_LEN)
return -EINVAL;
if (argc < 3 || argc > 4)
return CMD_RET_USAGE;
- return report_return_code(tpm2_pcr_setauthvalue(pw, pw_sz, index,
+ return report_return_code(tpm2_pcr_setauthvalue(dev, pw, pw_sz, index,
key, key_sz));
}
-static cmd_tbl_t tpm2_commands[] = {
+static struct cmd_tbl tpm2_commands[] = {
+ U_BOOT_CMD_MKENT(device, 0, 1, do_tpm_device, "", ""),
U_BOOT_CMD_MKENT(info, 0, 1, do_tpm_info, "", ""),
+ U_BOOT_CMD_MKENT(state, 0, 1, do_tpm_report_state, "", ""),
U_BOOT_CMD_MKENT(init, 0, 1, do_tpm_init, "", ""),
U_BOOT_CMD_MKENT(startup, 0, 1, do_tpm2_startup, "", ""),
U_BOOT_CMD_MKENT(self_test, 0, 1, do_tpm2_self_test, "", ""),
do_tpm_pcr_setauthvalue, "", ""),
};
-cmd_tbl_t *get_tpm_commands(unsigned int *size)
+struct cmd_tbl *get_tpm2_commands(unsigned int *size)
{
*size = ARRAY_SIZE(tpm2_commands);
return tpm2_commands;
}
-U_BOOT_CMD(tpm, CONFIG_SYS_MAXARGS, 1, do_tpm, "Issue a TPMv2.x command",
+U_BOOT_CMD(tpm2, CONFIG_SYS_MAXARGS, 1, do_tpm, "Issue a TPMv2.x command",
"<command> [<arguments>]\n"
"\n"
+"device [num device]\n"
+" Show all devices or set the specified device\n"
"info\n"
" Show information about the TPM.\n"
+"state\n"
+" Show internal state from the TPM (if available)\n"
"init\n"
" Initialize the software stack. Always the first command to issue.\n"
"startup <mode>\n"