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[RFC PATCH 10/15] sd: emmc: Update CID structure for eMMC
From: |
Sai Pavan Boddu |
Subject: |
[RFC PATCH 10/15] sd: emmc: Update CID structure for eMMC |
Date: |
Thu, 11 Feb 2021 13:47:21 +0530 |
CID structure is little different for eMMC, w.r.t to product name and
manufacturing date.
Signed-off-by: Sai Pavan Boddu <sai.pavan.boddu@xilinx.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
---
hw/sd/sd.c | 52 +++++++++++++++++++++++++++++++++++-----------------
1 file changed, 35 insertions(+), 17 deletions(-)
diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index 7aab647..45311fa 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -345,23 +345,41 @@ static void sd_set_scr(SDState *sd)
static void sd_set_cid(SDState *sd)
{
- sd->cid[0] = MID; /* Fake card manufacturer ID (MID) */
- sd->cid[1] = OID[0]; /* OEM/Application ID (OID) */
- sd->cid[2] = OID[1];
- sd->cid[3] = PNM[0]; /* Fake product name (PNM) */
- sd->cid[4] = PNM[1];
- sd->cid[5] = PNM[2];
- sd->cid[6] = PNM[3];
- sd->cid[7] = PNM[4];
- sd->cid[8] = PRV; /* Fake product revision (PRV) */
- sd->cid[9] = 0xde; /* Fake serial number (PSN) */
- sd->cid[10] = 0xad;
- sd->cid[11] = 0xbe;
- sd->cid[12] = 0xef;
- sd->cid[13] = 0x00 | /* Manufacture date (MDT) */
- ((MDT_YR - 2000) / 10);
- sd->cid[14] = ((MDT_YR % 10) << 4) | MDT_MON;
- sd->cid[15] = (sd_crc7(sd->cid, 15) << 1) | 1;
+ if (sd->emmc) {
+ sd->cid[0] = MID;
+ sd->cid[1] = 0x1; /* CBX */
+ sd->cid[2] = OID[0]; /* OEM/Application ID (OID) */
+ sd->cid[3] = PNM[0]; /* Fake product name (PNM) 48bit */
+ sd->cid[4] = PNM[1];
+ sd->cid[5] = PNM[2];
+ sd->cid[6] = PNM[3];
+ sd->cid[7] = PNM[4];
+ sd->cid[8] = 0x0;
+ sd->cid[9] = PRV; /* Fake product revision (PRV) */
+ sd->cid[10] = 0xde; /* Fake serial number (PSN) */
+ sd->cid[11] = 0xad;
+ sd->cid[12] = 0xbe;
+ sd->cid[13] = 0xef;
+ sd->cid[14] = ((MDT_YR - 1997) % 0x10); /* MDT */
+ } else {
+ sd->cid[0] = MID; /* Fake card manufacturer ID (MID) */
+ sd->cid[1] = OID[0]; /* OEM/Application ID (OID) */
+ sd->cid[2] = OID[1];
+ sd->cid[3] = PNM[0]; /* Fake product name (PNM) 40bit */
+ sd->cid[4] = PNM[1];
+ sd->cid[5] = PNM[2];
+ sd->cid[6] = PNM[3];
+ sd->cid[7] = PNM[4];
+ sd->cid[8] = PRV; /* Fake product revision (PRV) */
+ sd->cid[9] = 0xde; /* Fake serial number (PSN) */
+ sd->cid[10] = 0xad;
+ sd->cid[11] = 0xbe;
+ sd->cid[12] = 0xef;
+ sd->cid[13] = 0x00 | /* Manufacture date (MDT) */
+ ((MDT_YR - 2000) / 10);
+ sd->cid[14] = ((MDT_YR % 10) << 4) | MDT_MON;
+ }
+ sd->cid[15] = (sd_crc7(sd->cid, 15) << 1) | 1;
}
#define HWBLOCK_SHIFT 9 /* 512 bytes */
--
2.7.4
- Re: [RFC PATCH 12/15] sd: emmc: Support boot area in emmc image, (continued)
- [RFC PATCH 13/15] sd: emmc: Subtract bootarea size from blk, Sai Pavan Boddu, 2021/02/11
- [RFC PATCH 05/15] sd: emmc: support idle state in CMD2, Sai Pavan Boddu, 2021/02/11
- [RFC PATCH 03/15] sd: emmc: Dont not update CARD_CAPACITY for eMMC cards, Sai Pavan Boddu, 2021/02/11
- [RFC PATCH 06/15] sd: emmc: Add mmc switch function support, Sai Pavan Boddu, 2021/02/11
- [RFC PATCH 07/15] sd: emmc: add CMD21 tuning sequence, Sai Pavan Boddu, 2021/02/11
- [RFC PATCH 08/15] sd: emmc: Make ACMD41 illegal for mmc, Sai Pavan Boddu, 2021/02/11
- [RFC PATCH 10/15] sd: emmc: Update CID structure for eMMC,
Sai Pavan Boddu <=
- [RFC PATCH 11/15] sd: emmc: Add Extended CSD register definitions, Sai Pavan Boddu, 2021/02/11
- [RFC PATCH 14/15] sd: sdhci: Support eMMC devices, Sai Pavan Boddu, 2021/02/11
- [RFC PATCH 15/15] arm: xlnx-versal: Add emmc to versal, Sai Pavan Boddu, 2021/02/11