From cdb6918c87569e055e56db88b2726538c4617ad6 Mon Sep 17 00:00:00 2001 From: Tarek BOCHKATI Date: Sun, 31 May 2020 11:12:05 +0100 Subject: arm_adi_v5: enhance command error reporting avoid the usage of ERROR_COMMAND_SYNTAX_ERROR when ERROR_COMMAND_ARGUMENT_INVALID is more adequate. Change-Id: Ic9aaedb93fedd45efee1b39f8ea20185f01af2da Signed-off-by: Tarek BOCHKATI Reviewed-on: http://openocd.zylin.com/5654 Tested-by: jenkins Reviewed-by: Antonio Borneo --- src/target/arm_adi_v5.c | 49 ++++++++++++++++++++++++++++++++----------------- 1 file changed, 32 insertions(+), 17 deletions(-) diff --git a/src/target/arm_adi_v5.c b/src/target/arm_adi_v5.c index 2d47da3..5f6f1ff 100644 --- a/src/target/arm_adi_v5.c +++ b/src/target/arm_adi_v5.c @@ -1610,8 +1610,10 @@ COMMAND_HANDLER(handle_dap_info_command) break; case 1: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } break; default: return ERROR_COMMAND_SYNTAX_ERROR; @@ -1633,8 +1635,10 @@ COMMAND_HANDLER(dap_baseaddr_command) case 1: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); /* AP address is in bits 31:24 of DP_SELECT */ - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } break; default: return ERROR_COMMAND_SYNTAX_ERROR; @@ -1692,8 +1696,10 @@ COMMAND_HANDLER(dap_apsel_command) case 1: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); /* AP address is in bits 31:24 of DP_SELECT */ - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } break; default: return ERROR_COMMAND_SYNTAX_ERROR; @@ -1722,7 +1728,7 @@ COMMAND_HANDLER(dap_apcsw_command) if (csw_val & (CSW_SIZE_MASK | CSW_ADDRINC_MASK)) { LOG_ERROR("CSW value cannot include 'Size' and 'AddrInc' bit-fields"); - return ERROR_COMMAND_SYNTAX_ERROR; + return ERROR_COMMAND_ARGUMENT_INVALID; } apcsw = csw_val; break; @@ -1731,7 +1737,7 @@ COMMAND_HANDLER(dap_apcsw_command) COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], csw_mask); if (csw_mask & (CSW_SIZE_MASK | CSW_ADDRINC_MASK)) { LOG_ERROR("CSW mask cannot include 'Size' and 'AddrInc' bit-fields"); - return ERROR_COMMAND_SYNTAX_ERROR; + return ERROR_COMMAND_ARGUMENT_INVALID; } apcsw = (apcsw & ~csw_mask) | (csw_val & csw_mask); break; @@ -1758,8 +1764,10 @@ COMMAND_HANDLER(dap_apid_command) case 1: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); /* AP address is in bits 31:24 of DP_SELECT */ - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } break; default: return ERROR_COMMAND_SYNTAX_ERROR; @@ -1789,13 +1797,18 @@ COMMAND_HANDLER(dap_apreg_command) COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); /* AP address is in bits 31:24 of DP_SELECT */ - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } + ap = dap_ap(dap, apsel); COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], reg); - if (reg >= 256 || (reg & 3)) - return ERROR_COMMAND_SYNTAX_ERROR; + if (reg >= 256 || (reg & 3)) { + command_print(CMD, "Invalid reg value (should be less than 256 and 4 bytes aligned)"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } if (CMD_ARGC == 3) { COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], value); @@ -1839,8 +1852,10 @@ COMMAND_HANDLER(dap_dpreg_command) return ERROR_COMMAND_SYNTAX_ERROR; COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], reg); - if (reg >= 256 || (reg & 3)) - return ERROR_COMMAND_SYNTAX_ERROR; + if (reg >= 256 || (reg & 3)) { + command_print(CMD, "Invalid reg value (should be less than 256 and 4 bytes aligned)"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } if (CMD_ARGC == 2) { COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], value); @@ -1871,7 +1886,7 @@ COMMAND_HANDLER(dap_ti_be_32_quirks_command) case 1: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], enable); if (enable > 1) - return ERROR_COMMAND_SYNTAX_ERROR; + return ERROR_COMMAND_ARGUMENT_INVALID; break; default: return ERROR_COMMAND_SYNTAX_ERROR; -- cgit v1.1