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From ae7424bea090928c8e3ebb69882ae5a8c3f2f82e Mon Sep 17 00:00:00 2001
From: Timothy Pearson <kb9vqf@pearsoncomputing.net>
Date: Thu, 20 Aug 2015 12:49:49 -0500
Subject: [PATCH 122/146] northbridge/amd/amdmct/mct_ddr3: Add cc6 setup
information messages
---
src/northbridge/amd/amdmct/mct_ddr3/mct_d.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
index b869647..e7ab88e 100644
--- a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
+++ b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
@@ -1494,6 +1494,8 @@ 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;
@@ -1517,6 +1519,9 @@ 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);
@@ -1524,6 +1529,8 @@ 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;
@@ -1558,6 +1565,10 @@ 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,
--
1.7.9.5
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