diff options
Diffstat (limited to 'src/usr/hwpf/hwp/occ/occ_procedures/p8_poregpe_init.C')
| -rwxr-xr-x | src/usr/hwpf/hwp/occ/occ_procedures/p8_poregpe_init.C | 107 |
1 files changed, 58 insertions, 49 deletions
diff --git a/src/usr/hwpf/hwp/occ/occ_procedures/p8_poregpe_init.C b/src/usr/hwpf/hwp/occ/occ_procedures/p8_poregpe_init.C index b83468c9a..05a8ef333 100755 --- a/src/usr/hwpf/hwp/occ/occ_procedures/p8_poregpe_init.C +++ b/src/usr/hwpf/hwp/occ/occ_procedures/p8_poregpe_init.C @@ -20,7 +20,8 @@ /* Origin: 30 */ /* */ /* IBM_PROLOG_END_TAG */ -// $Id: p8_poregpe_init.C,v 1.3 2013/04/01 04:11:56 stillgs Exp $ + +// $Id: p8_poregpe_init.C,v 1.4 2013/08/02 19:09:35 stillgs Exp $ // $Source: /afs/awd/projects/eclipz/KnowledgeBase/.cvsroot/eclipz/chips/p8/working/procedures/ipl/fapi/p8_poregpe_init.C,v $ //------------------------------------------------------------------------------ // *! (C) Copyright International Business Machines Corp. 2011 @@ -36,17 +37,17 @@ /// \todo add to required proc ENUM requests /// /// High-level procedure flow: -/// \verbatim -/// +/// \verbatim +/// /// Check for valid parameters /// if PM_CONFIG { /// Do nothing (done by OCC programs) -/// } else if PM_RESET { -/// for each GPE, +/// } else if PM_RESET { +/// for each GPE, /// set and then reset bit 0 in the GPEx_RESET_REGISTER -/// +/// /// } -/// +/// /// Procedure Prereq: /// - System clocks are running /// \endverbatim @@ -63,7 +64,7 @@ #ifdef FAPIECMD extern "C" { -#endif +#endif using namespace fapi; @@ -88,23 +89,23 @@ fapi::ReturnCode poregpe_reset(const Target& i_target, const uint32_t engine); /// \param[in] i_target Chip target -/// \param[in] mode Control mode for the procedure +/// \param[in] mode Control mode for the procedure /// (PM_CONFIG, PM_INIT, PM_RESET) /// \param[in] engine Targeted engine: GPE0, GPE1, GPEALL -/// \retval FAPI_RC_SUCCESS -/// \retval ERROR defined in xml +/// \retval FAPI_RC_SUCCESS +/// \retval ERROR defined in xml fapi::ReturnCode p8_poregpe_init(const Target& i_target, uint32_t mode, uint32_t engine) { fapi::ReturnCode l_rc; - + do { FAPI_INF("Executing p8_poregpe_init in mode %x for engine %x....", mode, engine); - if (!(engine == GPE0 || engine == GPE1 || engine == GPEALL) ) + if (!(engine == GPE0 || engine == GPE1 || engine == GPEALL) ) { FAPI_ERR("Unknown engine passed to p8_poregpe_init. Engine %x ....", @@ -116,49 +117,57 @@ p8_poregpe_init(const Target& i_target, uint32_t mode, uint32_t engine) /// ------------------------------- /// Configuration: perform translation of any Platform Attributes into /// Feature Attributes that are applied during Initalization - if (mode == PM_CONFIG) + if (mode == PM_CONFIG) { FAPI_INF("PORE-GPE configuration..."); - FAPI_INF("---> None is defined...done by OCC firmware"); - } + FAPI_INF("---> None is defined...done by OCC firmware"); + } /// ------------------------------- /// Initialization: perform order or dynamic operations to initialize - /// the GPEs using necessary Platform or Feature attributes. - else if (mode == PM_INIT) + /// the GPEs using necessary Platform or Feature attributes. + else if (mode == PM_INIT) { FAPI_INF("PORE-GPE initialization..."); - FAPI_INF("---> None is defined...done by OCC firmware"); - } + FAPI_INF("---> None is defined...done by OCC firmware"); + } /// ------------------------------- - /// Reset: perform reset of GPE engines so that they can reconfigured - /// and reinitialized - else if (mode == PM_RESET) + /// Reset: perform reset of GPE engines so that they can reconfigured + /// and reinitialized + else if (mode == PM_RESET) { // GPE0 - if (engine == GPE0 || engine == GPEALL) - { + if (engine == GPE0 || engine == GPEALL) + { l_rc = poregpe_reset(i_target, GPE0); + if (!l_rc.ok()) + { + break; + } } - - if (engine == GPE1 || engine == GPEALL) - { + + if (engine == GPE1 || engine == GPEALL) + { l_rc = poregpe_reset(i_target, GPE1); + if (!l_rc.ok()) + { + break; + } } - - } + + } /// ------------------------------- /// Unsupported Mode - else + else { FAPI_ERR("Unknown mode passed to p8_poregpe_init. Mode %x ....", mode); FAPI_SET_HWP_ERROR(l_rc, RC_PROCPM_GPE_CODE_BAD_MODE); } } while(0); - + return l_rc; } @@ -179,22 +188,22 @@ poregpe_reset(const Target& i_target, const uint32_t engine) uint64_t control_reg; uint64_t reset_reg; uint64_t status_reg; - - + + FAPI_INF("PORE-GPE reset...Engine: %x", engine); - + do { // Set the address offset values based on which engine is being operated - // on - if (engine == GPE0) - { + // on + if (engine == GPE0) + { control_reg = PORE_GPE0_CONTROL_0x00060001; reset_reg = PORE_GPE0_RESET_0x00060002; status_reg = PORE_GPE0_STATUS_0x00060000; } - else if (engine == GPE1) + else if (engine == GPE1) { control_reg = PORE_GPE1_CONTROL_0x00060021; reset_reg = PORE_GPE1_RESET_0x00060022; @@ -208,11 +217,11 @@ poregpe_reset(const Target& i_target, const uint32_t engine) } // Reset the GPEsusing the Reset Register bits 0 and 1. - // Note: This resets ALL registers (including debug registers) with + // Note: This resets ALL registers (including debug registers) with // the exception of Error Mask // set PORE run bit to stop - l_rc=fapiGetScom(i_target, control_reg, data); + l_rc=fapiGetScom(i_target, control_reg, data); if(!l_rc.ok()) { FAPI_ERR("Scom error reading PORE_GPE%x_CONTROL_%08llx", engine, control_reg); @@ -234,8 +243,8 @@ poregpe_reset(const Target& i_target, const uint32_t engine) break; } - // Reset PORE (state machines and PIBMS_DBG registers) and PIB2OCI - // interface write Reset_Register(0:1) with 0b11 to trigger the reset. + // Reset PORE (state machines and PIBMS_DBG registers) and PIB2OCI + // interface write Reset_Register(0:1) with 0b11 to trigger the reset. // Check that these are cleared to 0 to validate the reset occured. e_rc |= data.flushTo0(); e_rc |= data.setBit(0, 2); @@ -251,13 +260,13 @@ poregpe_reset(const Target& i_target, const uint32_t engine) l_rc=fapiPutScom(i_target, reset_reg, data); if(!l_rc.ok()) { - FAPI_ERR("Scom error writing PORE_GPE%x_CONTROL", engine); + FAPI_ERR("Scom error writing PORE_GPE%x_CONTROL", engine); break; } // poll until PORE has returned to WAIT state 3:6=0b0001 wait_state_detected = false; - for (poll_count=0; poll_count<max_polls; poll_count++) + for (poll_count=0; poll_count<max_polls; poll_count++) { l_rc=fapiGetScom(i_target, status_reg, polldata); if(l_rc) @@ -276,13 +285,13 @@ poregpe_reset(const Target& i_target, const uint32_t engine) { fapiDelay(1000, 10); } - } + } // Break if a FAPI error occured in the polling loop if (poll_loop_error) { break; } - + if(!wait_state_detected) { FAPI_ERR("GPE%x reset failed ", engine); @@ -290,10 +299,10 @@ poregpe_reset(const Target& i_target, const uint32_t engine) } } while(0); - + return l_rc; } #ifdef FAPIECMD } //end extern C -#endif +#endif |
