diff options
Diffstat (limited to 'projects/cli-test')
| -rw-r--r-- | projects/cli-test/cli-test.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/projects/cli-test/cli-test.c b/projects/cli-test/cli-test.c index 6bc70dd..152c121 100644 --- a/projects/cli-test/cli-test.c +++ b/projects/cli-test/cli-test.c @@ -133,6 +133,54 @@ int cmd_show_keystore_status(struct cli_def *cli, const char *command, char *arg return CLI_OK; } +int cmd_show_keystore_data(struct cli_def *cli, const char *command, char *argv[], int argc) +{ + uint8_t buf[KEYSTORE_PAGE_SIZE]; + uint32_t i; + + if (keystore_check_id() != 1) { + cli_print(cli, "ERROR: The keystore memory is not accessible."); + } + + memset(buf, 0, sizeof(buf)); + if ((i = keystore_read_data(0, buf, sizeof(buf))) != 1) { + cli_print(cli, "Failed reading first page from keystore memory: %li", i); + return CLI_ERROR; + } + + cli_print(cli, "First page from keystore memory:\r\n"); + uart_send_hexdump(STM_UART_MGMT, buf, 0, sizeof(buf) - 1); + uart_send_string2(STM_UART_MGMT, (char *) "\r\n\r\n"); + + for (i = 0; i < 8; i++) { + if (buf[i] == 0xff) break; /* never written */ + if (buf[i] != 0x55) break; /* something other than a tombstone */ + } + /* As a demo, tombstone byte after byte of the first 8 bytes in the keystore memory + * (as long as they do not appear to contain real data). + * If all of them are tombstones, erase the first sector to start over. + */ + if (i < 8) { + if (buf[i] == 0xff) { + cli_print(cli, "Tombstoning byte %li", i); + buf[i] = 0x55; + if ((i = keystore_write_data(0, buf, sizeof(buf))) != 1) { + cli_print(cli, "Failed writing data at offset 0: %li", i); + return CLI_ERROR; + } + } + } else { + cli_print(cli, "Erasing first sector since all the first 8 bytes are tombstones"); + if ((i = keystore_erase_sectors(1)) != 1) { + cli_print(cli, "Failed erasing the first sector: %li", i); + return CLI_ERROR; + } + cli_print(cli, "Erase result: %li", i); + } + + return CLI_OK; +} + /* The chunk size have to be a multiple of the SPI flash page size (256 bytes), and it has to match the chunk size in the program sending the bitstream over the UART. */ @@ -282,6 +330,7 @@ void configure_cli_show(struct cli_def *cli) cli_command_branch(show, keystore); /* show keystore status*/ cli_command_node(show_keystore, status, "Show status of the keystore memory"); + cli_command_node(show_keystore, data, "Show the first page of the keystore memory"); } void configure_cli_fpga(struct cli_def *cli) |