diff options
Diffstat (limited to 'src/target/armv4_5.c')
| -rw-r--r-- | src/target/armv4_5.c | 47 |
1 files changed, 45 insertions, 2 deletions
diff --git a/src/target/armv4_5.c b/src/target/armv4_5.c index 1a31d40c..624a2543 100644 --- a/src/target/armv4_5.c +++ b/src/target/armv4_5.c @@ -666,14 +666,19 @@ int arm_arch_state(struct target *target) return ERROR_FAIL; } + /* avoid filling log waiting for fileio reply */ + if (arm->semihosting_hit_fileio) + return ERROR_OK; + LOG_USER("target halted in %s state due to %s, current mode: %s\n" - "cpsr: 0x%8.8" PRIx32 " pc: 0x%8.8" PRIx32 "%s", + "cpsr: 0x%8.8" PRIx32 " pc: 0x%8.8" PRIx32 "%s%s", arm_state_strings[arm->core_state], debug_reason_name(target), arm_mode_name(arm->core_mode), buf_get_u32(arm->cpsr->value, 0, 32), buf_get_u32(arm->pc->value, 0, 32), - arm->is_semihosting ? ", semihosting" : ""); + arm->is_semihosting ? ", semihosting" : "", + arm->is_semihosting_fileio ? " fileio" : ""); return ERROR_OK; } @@ -1055,6 +1060,37 @@ COMMAND_HANDLER(handle_arm_semihosting_command) return ERROR_OK; } +COMMAND_HANDLER(handle_arm_semihosting_fileio_command) +{ + struct target *target = get_current_target(CMD_CTX); + + if (target == NULL) { + LOG_ERROR("No target selected"); + return ERROR_FAIL; + } + + struct arm *arm = target_to_arm(target); + + if (!is_arm(arm)) { + command_print(CMD_CTX, "current target isn't an ARM"); + return ERROR_FAIL; + } + + if (!arm->is_semihosting) { + command_print(CMD_CTX, "semihosting is not enabled"); + return ERROR_FAIL; + } + + if (CMD_ARGC > 0) + COMMAND_PARSE_ENABLE(CMD_ARGV[0], arm->is_semihosting_fileio); + + command_print(CMD_CTX, "semihosting fileio is %s", + arm->is_semihosting_fileio + ? "enabled" : "disabled"); + + return ERROR_OK; +} + static const struct command_registration arm_exec_command_handlers[] = { { .name = "reg", @@ -1097,6 +1133,13 @@ static const struct command_registration arm_exec_command_handlers[] = { .usage = "['enable'|'disable']", .help = "activate support for semihosting operations", }, + { + "semihosting_fileio", + .handler = handle_arm_semihosting_fileio_command, + .mode = COMMAND_EXEC, + .usage = "['enable'|'disable']", + .help = "activate support for semihosting fileio operations", + }, COMMAND_REGISTRATION_DONE }; |