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* Copyright 2009-2011 Freescale Semiconductor, Inc.
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#define SPRINTFCAT(str, format, param, max_alloc) \
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tmp = kmalloc(sizeof(format) + max_alloc, GFP_ATOMIC); \
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sprintf(tmp, format, param); \
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static void report_jump_idx(u32 status, char *outstr)
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u8 idx = (status & JRSTA_DECOERR_INDEX_MASK) >>
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JRSTA_DECOERR_INDEX_SHIFT;
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if (status & JRSTA_DECOERR_JUMP)
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strcat(outstr, "jump tgt desc idx ");
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strcat(outstr, "desc idx ");
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SPRINTFCAT(outstr, "%d: ", idx, sizeof("255"));
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static void report_ccb_status(u32 status, char *outstr)
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char *cha_id_list[] = {
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"MD5, SHA-1, SH-224, SHA-256, SHA-384, SHA-512",
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"All Public Key Algorithms",
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char *err_id_list[] = {
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"PKHA A memory size error.",
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"PKHA B memory size error.",
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"Data arrived out of sequence error.",
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"PKHA divide-by-zero error.",
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"PKHA modulus even error.",
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"DES key parity error.",
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"Unsupported CCM AAD size.",
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"Class 1 CHA is not reset",
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"Invalid CHA combination was selected",
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"Invalid CHA selected.",
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u8 cha_id = (status & JRSTA_CCBERR_CHAID_MASK) >>
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JRSTA_CCBERR_CHAID_SHIFT;
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u8 err_id = status & JRSTA_CCBERR_ERRID_MASK;
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report_jump_idx(status, outstr);
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if (cha_id < ARRAY_SIZE(cha_id_list)) {
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SPRINTFCAT(outstr, "%s: ", cha_id_list[cha_id],
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strlen(cha_id_list[cha_id]));
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SPRINTFCAT(outstr, "unidentified cha_id value 0x%02x: ",
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cha_id, sizeof("ff"));
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if (err_id < ARRAY_SIZE(err_id_list)) {
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SPRINTFCAT(outstr, "%s", err_id_list[err_id],
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strlen(err_id_list[err_id]));
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SPRINTFCAT(outstr, "unidentified err_id value 0x%02x",
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err_id, sizeof("ff"));
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static void report_jump_status(u32 status, char *outstr)
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SPRINTFCAT(outstr, "%s() not implemented", __func__, sizeof(__func__));
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static void report_deco_status(u32 status, char *outstr)
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} desc_error_list[] = {
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{ 0x00, "None. No error." },
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{ 0x01, "SGT Length Error. The descriptor is trying to read "
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"more data than is contained in the SGT table." },
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{ 0x02, "Reserved." },
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{ 0x03, "Job Ring Control Error. There is a bad value in the "
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"Job Ring Control register." },
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{ 0x04, "Invalid Descriptor Command. The Descriptor Command "
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"field is invalid." },
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{ 0x05, "Reserved." },
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{ 0x06, "Invalid KEY Command" },
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{ 0x07, "Invalid LOAD Command" },
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{ 0x08, "Invalid STORE Command" },
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{ 0x09, "Invalid OPERATION Command" },
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{ 0x0A, "Invalid FIFO LOAD Command" },
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{ 0x0B, "Invalid FIFO STORE Command" },
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{ 0x0C, "Invalid MOVE Command" },
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{ 0x0D, "Invalid JUMP Command. A nonlocal JUMP Command is "
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"invalid because the target is not a Job Header "
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"Command, or the jump is from a Trusted Descriptor to "
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"a Job Descriptor, or because the target Descriptor "
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"contains a Shared Descriptor." },
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{ 0x0E, "Invalid MATH Command" },
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{ 0x0F, "Invalid SIGNATURE Command" },
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{ 0x10, "Invalid Sequence Command. A SEQ IN PTR OR SEQ OUT PTR "
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"Command is invalid or a SEQ KEY, SEQ LOAD, SEQ FIFO "
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"LOAD, or SEQ FIFO STORE decremented the input or "
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"output sequence length below 0. This error may result "
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"if a built-in PROTOCOL Command has encountered a "
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{ 0x11, "Skip data type invalid. The type must be 0xE or 0xF."},
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{ 0x12, "Shared Descriptor Header Error" },
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{ 0x13, "Header Error. Invalid length or parity, or certain "
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{ 0x14, "Burster Error. Burster has gotten to an illegal "
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{ 0x15, "Context Register Length Error. The descriptor is "
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"trying to read or write past the end of the Context "
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"Register. A SEQ LOAD or SEQ STORE with the VLF bit "
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"set was executed with too large a length in the "
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"variable length register (VSOL for SEQ STORE or VSIL "
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{ 0x16, "DMA Error" },
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{ 0x17, "Reserved." },
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{ 0x1A, "Job failed due to JR reset" },
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{ 0x1B, "Job failed due to Fail Mode" },
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{ 0x1C, "DECO Watchdog timer timeout error" },
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{ 0x1D, "DECO tried to copy a key from another DECO but the "
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"other DECO's Key Registers were locked" },
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{ 0x1E, "DECO attempted to copy data from a DECO that had an "
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"unmasked Descriptor error" },
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{ 0x1F, "LIODN error. DECO was trying to share from itself or "
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"from another DECO but the two Non-SEQ LIODN values "
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"didn't match or the 'shared from' DECO's Descriptor "
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"required that the SEQ LIODNs be the same and they "
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{ 0x20, "DECO has completed a reset initiated via the DRR "
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{ 0x21, "Nonce error. When using EKT (CCM) key encryption "
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"option in the FIFO STORE Command, the Nonce counter "
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"reached its maximum value and this encryption mode "
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"can no longer be used." },
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{ 0x22, "Meta data is too large (> 511 bytes) for TLS decap "
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"(input frame; block ciphers) and IPsec decap (output "
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"frame, when doing the next header byte update) and "
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"DCRC (output frame)." },
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{ 0x80, "DNR (do not run) error" },
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{ 0x81, "undefined protocol command" },
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{ 0x82, "invalid setting in PDB" },
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{ 0x83, "Anti-replay LATE error" },
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{ 0x84, "Anti-replay REPLAY error" },
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{ 0x85, "Sequence number overflow" },
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{ 0x86, "Sigver invalid signature" },
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{ 0x87, "DSA Sign Illegal test descriptor" },
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{ 0x88, "Protocol Format Error - A protocol has seen an error "
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"in the format of data received. When running RSA, "
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"this means that formatting with random padding was "
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"used, and did not follow the form: 0x00, 0x02, 8-to-N "
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"bytes of non-zero pad, 0x00, F data." },
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{ 0x89, "Protocol Size Error - A protocol has seen an error in "
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"size. When running RSA, pdb size N < (size of F) when "
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"no formatting is used; or pdb size N < (F + 11) when "
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"formatting is used." },
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{ 0xC1, "Blob Command error: Undefined mode" },
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{ 0xC2, "Blob Command error: Secure Memory Blob mode error" },
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{ 0xC4, "Blob Command error: Black Blob key or input size "
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{ 0xC5, "Blob Command error: Invalid key destination" },
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{ 0xC8, "Blob Command error: Trusted/Secure mode error" },
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{ 0xF0, "IPsec TTL or hop limit field either came in as 0, "
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"or was decremented to 0" },
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{ 0xF1, "3GPP HFN matches or exceeds the Threshold" },
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u8 desc_error = status & JRSTA_DECOERR_ERROR_MASK;
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report_jump_idx(status, outstr);
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for (i = 0; i < ARRAY_SIZE(desc_error_list); i++)
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if (desc_error_list[i].value == desc_error)
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if (i != ARRAY_SIZE(desc_error_list) && desc_error_list[i].error_text) {
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SPRINTFCAT(outstr, "%s", desc_error_list[i].error_text,
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strlen(desc_error_list[i].error_text));
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SPRINTFCAT(outstr, "unidentified error value 0x%02x",
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desc_error, sizeof("ff"));
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static void report_jr_status(u32 status, char *outstr)
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SPRINTFCAT(outstr, "%s() not implemented", __func__, sizeof(__func__));
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static void report_cond_code_status(u32 status, char *outstr)
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SPRINTFCAT(outstr, "%s() not implemented", __func__, sizeof(__func__));
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char *caam_jr_strstatus(char *outstr, u32 status)
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void (*report_ssed)(u32 status, char *outstr);
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{ NULL, "No error" },
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{ report_ccb_status, "CCB" },
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{ report_jump_status, "Jump" },
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{ report_deco_status, "DECO" },
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{ report_jr_status, "Job Ring" },
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{ report_cond_code_status, "Condition Code" },
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u32 ssrc = status >> JRSTA_SSRC_SHIFT;
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sprintf(outstr, "%s: ", status_src[ssrc].error);
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if (status_src[ssrc].report_ssed)
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status_src[ssrc].report_ssed(status, outstr);
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EXPORT_SYMBOL(caam_jr_strstatus);