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northbridge/amd/amdmct/mct_ddr3: Add CC6 setup information messages

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Change-Id: I17660ce5429431e08476b7bba15e381636b64c7d
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: http://review.coreboot.org/12053
Reviewed-by: Martin Roth <martinroth@google.com>
Tested-by: build bot (Jenkins)
This commit is contained in:
Timothy Pearson 2015-08-20 12:49:49 -05:00 committed by Martin Roth
parent c8e1073359
commit ab1e77fb01
1 changed files with 19 additions and 0 deletions
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19
src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
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@ -1502,6 +1502,11 @@ static void set_up_cc6_storage_fam15(struct MCTStatStruc *pMCTstat,
if (pMCTstat->GStatus & (1 << GSB_NodeIntlv)) if (pMCTstat->GStatus & (1 << GSB_NodeIntlv))
interleaved = 1; interleaved = 1;
printk(BIOS_INFO,
"%s: Initializing CC6 DRAM storage area for node %d"
" (interleaved: %d)\n",
__func__, pDCTstat->Node_ID, interleaved);
/* Find highest DRAM range (DramLimitAddr) */ /* Find highest DRAM range (DramLimitAddr) */
max_node = 0; max_node = 0;
max_range = -1; max_range = -1;
@ -1525,6 +1530,13 @@ static void set_up_cc6_storage_fam15(struct MCTStatStruc *pMCTstat,
} }
if (max_range >= 0) { if (max_range >= 0) {
printk(BIOS_INFO,
"%s:\toriginal (node %d) max_range_limit: %16llx DRAM"
" limit: %16llx\n",
__func__, max_node, max_range_limit,
(((uint64_t)(Get_NB32(pDCTstat->dev_map, 0x124)
& 0x1fffff)) << 27) | 0x7ffffff);
if (interleaved) if (interleaved)
/* Move upper limit down by 16M * the number of nodes */ /* Move upper limit down by 16M * the number of nodes */
max_range_limit -= (0x1000000 * num_nodes); max_range_limit -= (0x1000000 * num_nodes);
@ -1532,6 +1544,9 @@ static void set_up_cc6_storage_fam15(struct MCTStatStruc *pMCTstat,
/* Move upper limit down by 16M */ /* Move upper limit down by 16M */
max_range_limit -= 0x1000000; max_range_limit -= 0x1000000;
printk(BIOS_INFO, "%s:\tnew max_range_limit: %16llx\n",
__func__, max_range_limit);
/* Disable the range */ /* Disable the range */
dword = Get_NB32(pDCTstat->dev_map, 0x40 + (max_range * 0x8)); dword = Get_NB32(pDCTstat->dev_map, 0x40 + (max_range * 0x8));
byte = dword & 0x3; byte = dword & 0x3;
@ -1566,6 +1581,10 @@ static void set_up_cc6_storage_fam15(struct MCTStatStruc *pMCTstat,
dword &= ~(0x3f << 12); /* CoreSaveStateDestNode = destination_node */ dword &= ~(0x3f << 12); /* CoreSaveStateDestNode = destination_node */
dword |= (destination_node & 0x3f) << 12; dword |= (destination_node & 0x3f) << 12;
Set_NB32(pDCTstat->dev_link, 0x128, dword); Set_NB32(pDCTstat->dev_link, 0x128, dword);
printk(BIOS_INFO, "%s:\tTarget node: %d\n", __func__, destination_node);
printk(BIOS_INFO, "%s:\tDone\n", __func__);
} }
static void lock_dram_config(struct MCTStatStruc *pMCTstat, static void lock_dram_config(struct MCTStatStruc *pMCTstat,