[coreboot-gerrit] Patch set updated for coreboot: northbridge/amd/amdmct/mct_ddr3: Add additional debug trace statements

[Timothy Pearson (tpearson@raptorengineeringinc.com)]

Timothy Pearson (tpearson at raptorengineeringinc.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/12008

-gerrit

commit 2703686c0d0ebc77ca60c877d6ea1a7359d4ad40
Author: Timothy Pearson <tpearson at raptorengineeringinc.com>
Date:   Fri Jun 26 00:17:10 2015 -0500

    northbridge/amd/amdmct/mct_ddr3: Add additional debug trace statements
    
    Change-Id: Iacd789b3572dc8ee85e76d56c46685e6df31d1a6
    Signed-off-by: Timothy Pearson <tpearson at raptorengineeringinc.com>
---
 src/northbridge/amd/amdmct/mct_ddr3/mct_d.c  |  8 ++++++++
 src/northbridge/amd/amdmct/mct_ddr3/mctsdi.c | 16 ++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
index 643fa39..f9a7934 100644
--- a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
+++ b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
@@ -5815,7 +5815,11 @@ static void mct_ResetDataStruct_D(struct MCTStatStruc *pMCTstat,
 static void mct_BeforeDramInit_Prod_D(struct MCTStatStruc *pMCTstat,
 					struct DCTStatStruc *pDCTstat, u8 dct)
 {
+	printk(BIOS_DEBUG, "%s: Start\n", __func__);
+
 	mct_ProgramODT_D(pMCTstat, pDCTstat, dct);
+
+	printk(BIOS_DEBUG, "%s: Done\n", __func__);
 }
 
 static void mct_ProgramODT_D(struct MCTStatStruc *pMCTstat,
@@ -5825,6 +5829,8 @@ static void mct_ProgramODT_D(struct MCTStatStruc *pMCTstat,
 	u32 dword;
 	u32 dev = pDCTstat->dev_dct;
 
+	printk(BIOS_DEBUG, "%s: Start\n", __func__);
+
 	/* FIXME
 	 * Mainboards need to be able to specify the maximum number of DIMMs installable per channel
 	 * For now assume a maximum of 2 DIMMs per channel can be installed
@@ -6139,6 +6145,8 @@ static void mct_ProgramODT_D(struct MCTStatStruc *pMCTstat,
 			Set_NB32_index_wait_DCT(dev, i, 0xf0, 0x183, odt_pattern_2);
 		}
 	}
+
+	printk(BIOS_DEBUG, "%s: Done\n", __func__);
 }
 
 static void mct_EnDllShutdownSR(struct MCTStatStruc *pMCTstat,
diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mctsdi.c b/src/northbridge/amd/amdmct/mct_ddr3/mctsdi.c
index 51cbf16..380c5f2 100644
--- a/src/northbridge/amd/amdmct/mct_ddr3/mctsdi.c
+++ b/src/northbridge/amd/amdmct/mct_ddr3/mctsdi.c
@@ -192,9 +192,13 @@ static void mct_DCTAccessDone(struct DCTStatStruc *pDCTstat, u8 dct)
 	u32 dev = pDCTstat->dev_dct;
 	u32 val;
 
+	printk(BIOS_DEBUG, "%s: Start\n", __func__);
+
 	do {
 		val = Get_NB32_DCT(dev, dct, 0x98);
 	} while (!(val & (1 << DctAccessDone)));
+
+	printk(BIOS_DEBUG, "%s: Done\n", __func__);
 }
 
 static u32 swapAddrBits(struct DCTStatStruc *pDCTstat, u32 MR_register_setting, u8 MrsChipSel, u8 dct)
@@ -239,6 +243,8 @@ static void mct_SendMrsCmd(struct DCTStatStruc *pDCTstat, u8 dct, u32 EMRS)
 	u32 dev = pDCTstat->dev_dct;
 	u32 val;
 
+	printk(BIOS_DEBUG, "%s: Start\n", __func__);
+
 	val = Get_NB32_DCT(dev, dct, 0x7c);
 	val &= ~0x00ffffff;
 	val |= EMRS;
@@ -248,6 +254,8 @@ static void mct_SendMrsCmd(struct DCTStatStruc *pDCTstat, u8 dct, u32 EMRS)
 	do {
 		val = Get_NB32_DCT(dev, dct, 0x7c);
 	} while (val & (1 << SendMrsCmd));
+
+	printk(BIOS_DEBUG, "%s: Done\n", __func__);
 }
 
 static u32 mct_MR2(struct MCTStatStruc *pMCTstat,
@@ -557,6 +565,8 @@ static void mct_SendZQCmd(struct DCTStatStruc *pDCTstat, u8 dct)
 	u32 dev = pDCTstat->dev_dct;
 	u32 dword;
 
+	printk(BIOS_DEBUG, "%s: Start\n", __func__);
+
 	/*1.Program MrsAddress[10]=1
 	  2.Set SendZQCmd=1
 	 */
@@ -573,6 +583,8 @@ static void mct_SendZQCmd(struct DCTStatStruc *pDCTstat, u8 dct)
 
 	/* 4.Wait 512 MEMCLKs */
 	mct_Wait(300);
+
+	printk(BIOS_DEBUG, "%s: Done\n", __func__);
 }
 
 void mct_DramInit_Sw_D(struct MCTStatStruc *pMCTstat,
@@ -582,6 +594,8 @@ void mct_DramInit_Sw_D(struct MCTStatStruc *pMCTstat,
 	u32 dword;
 	u32 dev = pDCTstat->dev_dct;
 
+	printk(BIOS_DEBUG, "%s: Start\n", __func__);
+
 	if (pDCTstat->DIMMAutoSpeed == mhz_to_memclk_config(mctGet_NVbits(NV_MIN_MEMCLK))) {
 		/* 3.Program F2x[1,0]7C[EnDramInit]=1 */
 		dword = Get_NB32_DCT(dev, dct, 0x7c);
@@ -663,4 +677,6 @@ void mct_DramInit_Sw_D(struct MCTStatStruc *pMCTstat,
 		Set_NB32_DCT(dev, dct, 0x7C, dword);
 		mct_DCTAccessDone(pDCTstat, dct);
 	}
+
+	printk(BIOS_DEBUG, "%s: Done\n", __func__);
 }