| Jayanth Othayoth | c3d6b87 | 2021-07-28 05:07:25 -0500 | [diff] [blame] | 1 | #pragma once |
| 2 | |
| 3 | #include <libipl.H> |
| 4 | |
| 5 | extern "C" |
| 6 | { |
| 7 | #include <libpdbg.h> |
| 8 | } |
| 9 | |
| 10 | namespace openpower |
| 11 | { |
| 12 | namespace phal |
| 13 | { |
| 14 | |
| 15 | /** |
| 16 | * @brief Read the input CFAM register |
| 17 | * |
| 18 | * @param[in] procTarget - Processor target to perform the operation on |
| 19 | * @param[in] reg - The register address to read |
| 20 | * @param[out] val - The value read from the register |
| 21 | * |
| 22 | * @return 0 on success, non-0 on failure |
| 23 | */ |
| 24 | uint32_t getCFAM(struct pdbg_target* procTarget, const uint32_t reg, |
| 25 | uint32_t& val); |
| 26 | |
| 27 | /** |
| 28 | * @brief Write the input CFAM register |
| 29 | * |
| 30 | * @param[in] procTarget - Processor target to perform the operation on |
| 31 | * @param[in] reg - The register address to write |
| 32 | * @param[out] val - The value to write to the register |
| 33 | * |
| 34 | * @return 0 on success, non-0 on failure |
| 35 | */ |
| 36 | uint32_t putCFAM(struct pdbg_target* procTarget, const uint32_t reg, |
| 37 | const uint32_t val); |
| 38 | |
| 39 | /** |
| 40 | * @brief Helper function to find FSI target needed for FSI operations |
| 41 | * |
| 42 | * @param[in] procTarget - Processor target to find the FSI target on |
| 43 | * |
| 44 | * @return Valid pointer to FSI target on success, nullptr on failure |
| 45 | */ |
| 46 | pdbg_target* getFsiTarget(struct pdbg_target* procTarget); |
| 47 | |
| 48 | /** |
| 49 | * @brief Helper function to probe the processor target |
| 50 | * |
| 51 | * The probe call only has to happen once per application start so ensure |
| 52 | * this function only probes once no matter how many times it's called. |
| 53 | * |
| 54 | * @param[in] procTarget - Processor target to probe |
| 55 | * |
| 56 | * @return 0 on success, non-0 on failure |
| 57 | */ |
| 58 | uint32_t probeTarget(struct pdbg_target* procTarget); |
| 59 | |
| 60 | /** |
| 61 | * @brief Helper function to set PDBG_DTB |
| 62 | * |
| 63 | * PDBG_DTB environment variable set to CEC device tree path |
| 64 | */ |
| 65 | void setDevtreeEnv(); |
| 66 | |
| Jayanth Othayoth | a202987 | 2021-09-10 09:17:50 -0500 | [diff] [blame] | 67 | /** |
| 68 | * @brief Helper function to set PDATA_INFODB |
| 69 | * |
| 70 | * PDATA_INFODB environment variable set to pdata attributes infodb path |
| 71 | */ |
| 72 | void setPdataInfoDBEnv(); |
| 73 | |
| Jayanth Othayoth | c3d6b87 | 2021-07-28 05:07:25 -0500 | [diff] [blame] | 74 | } // namespace phal |
| 75 | } // namespace openpower |