PK pba_slvcntl buf_alloc fields not being set correctly

Change-Id: I5790f1620271ded42c2d7a4a1bac66b19fc3267a
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/40985
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Sooraj R. Nair <soonair3@in.ibm.com>
Dev-Ready: Sooraj R. Nair <soonair3@in.ibm.com>
Reviewed-by: Gregory S. Still <stillgs@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>

1 files changed, 8 insertions, 34 deletions

diff --git a/import/chips/p9/procedures/ppe/pk/gpe/gpe_pba_cntl.c b/import/chips/p9/procedures/ppe/pk/gpe/gpe_pba_cntl.c
index ec5b0836..5fa49d8e 100644
--- a/import/chips/p9/procedures/ppe/pk/gpe/gpe_pba_cntl.c
+++ b/import/chips/p9/procedures/ppe/pk/gpe/gpe_pba_cntl.c
@@ -51,7 +51,6 @@
 #include "pba_firmware_registers.h"
 #include "gpe_pba_cntl.h"
 
-#ifndef __PPE42__
 #define PPE_LVD(_m_address, _m_data) \
     asm volatile \
     ( \
@@ -71,17 +70,12 @@
       [address]"b"(_m_address) \
       : "memory" \
     );
-#endif
 
 // See gpe_pba_cntl.h for contract
 void gpe_pba_reset()
 {
     uint32_t slave = PBASLVCTLN;
-#ifdef __PPE42__
-    volatile uint64_t* pbaSlvrst = (uint64_t*)(PBA_SLVRST);
-#else
-    uint64_t value64;
-#endif
+    uint64_t value64 = 0;
 
     uint64_t val = 0;
     pba_slvrst_t slvrst;
@@ -93,21 +87,13 @@ void gpe_pba_reset()
 
     do
     {
-#ifdef __PPE42__
-        *pbaSlvrst = slvrst.value;
-#else
         value64 = slvrst.value;
         PPE_STVD(PBA_SLVRST, value64);
-#endif
 
 
         val = rst_in_progress.value;
-#ifdef __PPE42__
-        val &= *pbaSlvrst;
-#else
         PPE_LVD(PBA_SLVRST, value64);
         val &= value64;
-#endif
     }
     while(val != 0);
 }
@@ -120,12 +106,8 @@ void gpe_pba_slave_setup(uint32_t i_gpeInstanceId,
                          uint32_t i_read_ttype,
                          uint32_t i_buf_alloc)
 {
-    uint32_t slave = PBASLVCTLN;
-    // Only SLVCTL if it need to change
-#ifdef __PPE42__
-    volatile uint64_t* slvctl_reg =
-        (uint64_t*)((uint32_t)(PBA_SLVCTLN(slave)));
-#endif
+    uint32_t slave = PBASLVCTLN; // gpe PBA_SLVCTL
+    uint64_t current = 0;
 
     pba_slvctln_t slvctln;
 
@@ -138,29 +120,21 @@ void gpe_pba_slave_setup(uint32_t i_gpeInstanceId,
     // read  prefetch - default 0, does it need param?
     slvctln.fields.read_prefetch_ctl = PBA_READ_PREFETCH_NONE;
     // slvctln.fields.buf_invalidate_ctl - leave 0
-    slvctln.fields.buf_alloc_w = i_buf_alloc & PBA_BUF_W;
-    slvctln.fields.buf_alloc_a = i_buf_alloc & PBA_BUF_A;
-    slvctln.fields.buf_alloc_b = i_buf_alloc & PBA_BUF_B;
-    slvctln.fields.buf_alloc_c = i_buf_alloc & PBA_BUF_C;
+    slvctln.fields.buf_alloc_w = (i_buf_alloc & PBA_BUF_W) != 0;
+    slvctln.fields.buf_alloc_a = (i_buf_alloc & PBA_BUF_A) != 0;
+    slvctln.fields.buf_alloc_b = (i_buf_alloc & PBA_BUF_B) != 0;
+    slvctln.fields.buf_alloc_c = (i_buf_alloc & PBA_BUF_C) != 0;
     slvctln.fields.dis_write_gather = 1;
     slvctln.fields.wr_gather_timeout = PBA_WRITE_GATHER_TIMEOUT_2_PULSES;
     slvctln.fields.write_tsize = i_write_tsize;
     // slvctln.fields.extaddr = 0; PowerBus address bits (23:36)
 
-#ifdef __PPE42__
-    uint64_t current = *slvctl_reg;
-#else
-    uint64_t current;
+    // Only write PBA_SLVCTL  if it needs to change
     PPE_LVD(PBA_SLVCTLN(slave), current);
-#endif
 
     if(slvctln.value != current)
     {
         gpe_pba_reset();
-#ifdef __PPE42__
-        *slvctl_reg = slvctln.value;
-#else
         PPE_STVD(PBA_SLVCTLN(slave), slvctln.value);
-#endif
     }
 }