| Tudor Ambarus | 8c41977 | 2016-07-04 13:12:08 +0300 | [diff] [blame] | 1 | /* |
| 2 | * caam - Freescale FSL CAAM support for Public Key Cryptography descriptors |
| 3 | * |
| 4 | * Copyright 2016 Freescale Semiconductor, Inc. |
| 5 | * |
| 6 | * There is no Shared Descriptor for PKC so that the Job Descriptor must carry |
| 7 | * all the desired key parameters, input and output pointers. |
| 8 | */ |
| 9 | #include "caampkc.h" |
| 10 | #include "desc_constr.h" |
| 11 | |
| 12 | /* Descriptor for RSA Public operation */ |
| 13 | void init_rsa_pub_desc(u32 *desc, struct rsa_pub_pdb *pdb) |
| 14 | { |
| 15 | init_job_desc_pdb(desc, 0, sizeof(*pdb)); |
| 16 | append_cmd(desc, pdb->sgf); |
| 17 | append_ptr(desc, pdb->f_dma); |
| 18 | append_ptr(desc, pdb->g_dma); |
| 19 | append_ptr(desc, pdb->n_dma); |
| 20 | append_ptr(desc, pdb->e_dma); |
| 21 | append_cmd(desc, pdb->f_len); |
| 22 | append_operation(desc, OP_TYPE_UNI_PROTOCOL | OP_PCLID_RSAENC_PUBKEY); |
| 23 | } |
| 24 | |
| 25 | /* Descriptor for RSA Private operation - Private Key Form #1 */ |
| 26 | void init_rsa_priv_f1_desc(u32 *desc, struct rsa_priv_f1_pdb *pdb) |
| 27 | { |
| 28 | init_job_desc_pdb(desc, 0, sizeof(*pdb)); |
| 29 | append_cmd(desc, pdb->sgf); |
| 30 | append_ptr(desc, pdb->g_dma); |
| 31 | append_ptr(desc, pdb->f_dma); |
| 32 | append_ptr(desc, pdb->n_dma); |
| 33 | append_ptr(desc, pdb->d_dma); |
| 34 | append_operation(desc, OP_TYPE_UNI_PROTOCOL | OP_PCLID_RSADEC_PRVKEY | |
| 35 | RSA_PRIV_KEY_FRM_1); |
| 36 | } |
| Radu Alexe | 52e26d7 | 2017-04-25 16:26:38 +0300 | [diff] [blame] | 37 | |
| 38 | /* Descriptor for RSA Private operation - Private Key Form #2 */ |
| 39 | void init_rsa_priv_f2_desc(u32 *desc, struct rsa_priv_f2_pdb *pdb) |
| 40 | { |
| 41 | init_job_desc_pdb(desc, 0, sizeof(*pdb)); |
| 42 | append_cmd(desc, pdb->sgf); |
| 43 | append_ptr(desc, pdb->g_dma); |
| 44 | append_ptr(desc, pdb->f_dma); |
| 45 | append_ptr(desc, pdb->d_dma); |
| 46 | append_ptr(desc, pdb->p_dma); |
| 47 | append_ptr(desc, pdb->q_dma); |
| 48 | append_ptr(desc, pdb->tmp1_dma); |
| 49 | append_ptr(desc, pdb->tmp2_dma); |
| 50 | append_cmd(desc, pdb->p_q_len); |
| 51 | append_operation(desc, OP_TYPE_UNI_PROTOCOL | OP_PCLID_RSADEC_PRVKEY | |
| 52 | RSA_PRIV_KEY_FRM_2); |
| 53 | } |
| Radu Alexe | 4a651b1 | 2017-04-25 16:26:39 +0300 | [diff] [blame] | 54 | |
| 55 | /* Descriptor for RSA Private operation - Private Key Form #3 */ |
| 56 | void init_rsa_priv_f3_desc(u32 *desc, struct rsa_priv_f3_pdb *pdb) |
| 57 | { |
| 58 | init_job_desc_pdb(desc, 0, sizeof(*pdb)); |
| 59 | append_cmd(desc, pdb->sgf); |
| 60 | append_ptr(desc, pdb->g_dma); |
| 61 | append_ptr(desc, pdb->f_dma); |
| 62 | append_ptr(desc, pdb->c_dma); |
| 63 | append_ptr(desc, pdb->p_dma); |
| 64 | append_ptr(desc, pdb->q_dma); |
| 65 | append_ptr(desc, pdb->dp_dma); |
| 66 | append_ptr(desc, pdb->dq_dma); |
| 67 | append_ptr(desc, pdb->tmp1_dma); |
| 68 | append_ptr(desc, pdb->tmp2_dma); |
| 69 | append_cmd(desc, pdb->p_q_len); |
| 70 | append_operation(desc, OP_TYPE_UNI_PROTOCOL | OP_PCLID_RSADEC_PRVKEY | |
| 71 | RSA_PRIV_KEY_FRM_3); |
| 72 | } |