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- /** @file
- *
- * Copyright (c) 2011-2013, ARM Limited. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-2-Clause-Patent
- *
- **/
- #include "Mmc.h"
- #if !defined (MDEPKG_NDEBUG)
- CONST CHAR8 *mStrUnit[] = {
- "100kbit/s", "1Mbit/s", "10Mbit/s", "100MBit/s",
- "Unknown", "Unknown", "Unknown", "Unknown"
- };
- CONST CHAR8 *mStrValue[] = {
- "1.0", "1.2", "1.3", "1.5", "2.0", "2.5", "3.0", "3.5", "4.0", "4.5", "5.0",
- "Unknown", "Unknown", "Unknown", "Unknown"
- };
- #endif
- VOID
- PrintCID (
- IN UINT32 *Cid
- )
- {
- DEBUG ((DEBUG_ERROR, "- PrintCID\n"));
- DEBUG ((DEBUG_ERROR, "\t- Manufacturing date: %d/%d\n", (Cid[0] >> 8) & 0xF, (Cid[0] >> 12) & 0xFF));
- DEBUG ((DEBUG_ERROR, "\t- Product serial number: 0x%X%X\n", Cid[1] & 0xFFFFFF, (Cid[0] >> 24) & 0xFF));
- DEBUG ((DEBUG_ERROR, "\t- Product revision: %d\n", Cid[1] >> 24));
- // DEBUG ((DEBUG_ERROR, "\t- Product name: %s\n", (char*)(Cid + 2)));
- DEBUG ((DEBUG_ERROR, "\t- OEM ID: %c%c\n", (Cid[3] >> 8) & 0xFF, (Cid[3] >> 16) & 0xFF));
- }
- VOID
- PrintCSD (
- IN UINT32 *Csd
- )
- {
- UINTN Value;
- if (((Csd[2] >> 30) & 0x3) == 0) {
- DEBUG ((DEBUG_ERROR, "- PrintCSD Version 1.01-1.10/Version 2.00/Standard Capacity\n"));
- } else if (((Csd[2] >> 30) & 0x3) == 1) {
- DEBUG ((DEBUG_ERROR, "- PrintCSD Version 2.00/High Capacity\n"));
- } else {
- DEBUG ((DEBUG_ERROR, "- PrintCSD Version Higher than v3.3\n"));
- }
- DEBUG ((DEBUG_ERROR, "\t- Supported card command class: 0x%X\n", MMC_CSD_GET_CCC (Csd)));
- DEBUG ((DEBUG_ERROR, "\t- Speed: %a %a\n", mStrValue[(MMC_CSD_GET_TRANSPEED (Csd) >> 3) & 0xF], mStrUnit[MMC_CSD_GET_TRANSPEED (Csd) & 7]));
- DEBUG ((DEBUG_ERROR, "\t- Maximum Read Data Block: %d\n", 2 << (MMC_CSD_GET_READBLLEN (Csd)-1)));
- DEBUG ((DEBUG_ERROR, "\t- Maximum Write Data Block: %d\n", 2 << (MMC_CSD_GET_WRITEBLLEN (Csd)-1)));
- if (!MMC_CSD_GET_FILEFORMATGRP (Csd)) {
- Value = MMC_CSD_GET_FILEFORMAT (Csd);
- if (Value == 0) {
- DEBUG ((DEBUG_ERROR, "\t- Format (0): Hard disk-like file system with partition table\n"));
- } else if (Value == 1) {
- DEBUG ((DEBUG_ERROR, "\t- Format (1): DOS FAT (floppy-like) with boot sector only (no partition table)\n"));
- } else if (Value == 2) {
- DEBUG ((DEBUG_ERROR, "\t- Format (2): Universal File Format\n"));
- } else {
- DEBUG ((DEBUG_ERROR, "\t- Format (3): Others/Unknown\n"));
- }
- } else {
- DEBUG ((DEBUG_ERROR, "\t- Format: Reserved\n"));
- }
- }
- VOID
- PrintRCA (
- IN UINT32 Rca
- )
- {
- DEBUG ((DEBUG_ERROR, "- PrintRCA: 0x%X\n", Rca));
- DEBUG ((DEBUG_ERROR, "\t- Status: 0x%X\n", Rca & 0xFFFF));
- DEBUG ((DEBUG_ERROR, "\t- RCA: 0x%X\n", (Rca >> 16) & 0xFFFF));
- }
- VOID
- PrintOCR (
- IN UINT32 Ocr
- )
- {
- UINTN MinV;
- UINTN MaxV;
- UINTN Volts;
- UINTN Loop;
- MinV = 36; // 3.6
- MaxV = 20; // 2.0
- Volts = 20; // 2.0
- // The MMC register bits [23:8] indicate the working range of the card
- for (Loop = 8; Loop < 24; Loop++) {
- if (Ocr & (1 << Loop)) {
- if (MinV > Volts) {
- MinV = Volts;
- }
- if (MaxV < Volts) {
- MaxV = Volts + 1;
- }
- }
- Volts++;
- }
- DEBUG ((DEBUG_ERROR, "- PrintOCR Ocr (0x%X)\n", Ocr));
- DEBUG ((DEBUG_ERROR, "\t- Card operating voltage: %d.%d to %d.%d\n", MinV/10, MinV % 10, MaxV/10, MaxV % 10));
- if (((Ocr >> 29) & 3) == 0) {
- DEBUG ((DEBUG_ERROR, "\t- AccessMode: Byte Mode\n"));
- } else {
- DEBUG ((DEBUG_ERROR, "\t- AccessMode: Block Mode (0x%X)\n", ((Ocr >> 29) & 3)));
- }
- if (Ocr & MMC_OCR_POWERUP) {
- DEBUG ((DEBUG_ERROR, "\t- PowerUp\n"));
- } else {
- DEBUG ((DEBUG_ERROR, "\t- Voltage Not Supported\n"));
- }
- }
- VOID
- PrintResponseR1 (
- IN UINT32 Response
- )
- {
- DEBUG ((DEBUG_INFO, "Response: 0x%X\n", Response));
- if (Response & MMC_R0_READY_FOR_DATA) {
- DEBUG ((DEBUG_INFO, "\t- READY_FOR_DATA\n"));
- }
- switch ((Response >> 9) & 0xF) {
- case 0:
- DEBUG ((DEBUG_INFO, "\t- State: Idle\n"));
- break;
- case 1:
- DEBUG ((DEBUG_INFO, "\t- State: Ready\n"));
- break;
- case 2:
- DEBUG ((DEBUG_INFO, "\t- State: Ident\n"));
- break;
- case 3:
- DEBUG ((DEBUG_INFO, "\t- State: StandBy\n"));
- break;
- case 4:
- DEBUG ((DEBUG_INFO, "\t- State: Tran\n"));
- break;
- case 5:
- DEBUG ((DEBUG_INFO, "\t- State: Data\n"));
- break;
- case 6:
- DEBUG ((DEBUG_INFO, "\t- State: Rcv\n"));
- break;
- case 7:
- DEBUG ((DEBUG_INFO, "\t- State: Prg\n"));
- break;
- case 8:
- DEBUG ((DEBUG_INFO, "\t- State: Dis\n"));
- break;
- default:
- DEBUG ((DEBUG_INFO, "\t- State: Reserved\n"));
- break;
- }
- }
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