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authorTimothy Pearson <tpearson@raptorengineeringinc.com>2015-08-20 12:49:49 -0500
committerMartin Roth <martinroth@google.com>2015-11-24 19:50:11 +0100
commitab1e77fb01df5315fc291a801ca60db2582a111d (patch)
treee54ef0acf28eee8215816822e53c86ceaf85cb6c /src/northbridge/amd
parentc8e10733596882f8751b774fe1ea71d9382ded07 (diff)
downloadcoreboot-ab1e77fb01df5315fc291a801ca60db2582a111d.tar.xz
northbridge/amd/amdmct/mct_ddr3: Add CC6 setup information messages
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)
Diffstat (limited to 'src/northbridge/amd')
-rw-r--r--src/northbridge/amd/amdmct/mct_ddr3/mct_d.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
index a6cc70f9f5..248fc65eda 100644
--- a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
+++ b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
@@ -1502,6 +1502,11 @@ static void set_up_cc6_storage_fam15(struct MCTStatStruc *pMCTstat,
if (pMCTstat->GStatus & (1 << GSB_NodeIntlv))
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) */
max_node = 0;
max_range = -1;
@@ -1525,6 +1530,13 @@ static void set_up_cc6_storage_fam15(struct MCTStatStruc *pMCTstat,
}
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)
/* Move upper limit down by 16M * the number of 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 */
max_range_limit -= 0x1000000;
+ printk(BIOS_INFO, "%s:\tnew max_range_limit: %16llx\n",
+ __func__, max_range_limit);
+
/* Disable the range */
dword = Get_NB32(pDCTstat->dev_map, 0x40 + (max_range * 0x8));
byte = dword & 0x3;
@@ -1566,6 +1581,10 @@ static void set_up_cc6_storage_fam15(struct MCTStatStruc *pMCTstat,
dword &= ~(0x3f << 12); /* CoreSaveStateDestNode = destination_node */
dword |= (destination_node & 0x3f) << 12;
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,