1 files changed, 102 insertions, 0 deletions

diff --git a/sys/dev/mmc/mmcreg.h b/sys/dev/mmc/mmcreg.h
index 359f31d50c78..671b8c23529e 100644
--- a/sys/dev/mmc/mmcreg.h
+++ b/sys/dev/mmc/mmcreg.h
@@ -1,6 +1,7 @@
 /*-
  * Copyright (c) 2006 M. Warner Losh.  All rights reserved.
  * Copyright (c) 2017 Marius Strobl <marius@FreeBSD.org>
+ * Copyright (c) 2015-2016 Ilya Bakulin <kibab@FreeBSD.org>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -156,6 +157,34 @@ struct mmc_command {
 #define	R1_STATE_PRG	7
 #define	R1_STATE_DIS	8
 
+/* R4 response (SDIO) */
+#define R4_IO_NUM_FUNCTIONS(ocr)	(((ocr) >> 28) & 0x3)
+#define R4_IO_MEM_PRESENT		(0x1<<27)
+#define R4_IO_OCR_MASK			0x00fffff0
+
+/*
+ * R5 responses
+ *
+ * Types (per SD 2.0 standard)
+ *e : error bit
+ *s : status bit
+ *r : detected and set for the actual command response
+ *x : Detected and set during command execution.  The host can get
+ *    the status by issuing a command with R1 response.
+ *
+ * Clear Condition (per SD 2.0 standard)
+ *a : according to the card current state.
+ *b : always related to the previous command.  reception of a valid
+ *    command will clear it (with a delay of one command).
+ *c : clear by read
+ */
+#define R5_COM_CRC_ERROR		(1u << 15)/* er, b */
+#define R5_ILLEGAL_COMMAND		(1u << 14)/* er, b */
+#define R5_IO_CURRENT_STATE_MASK	(3u << 12)/* s, b */
+#define R5_IO_CURRENT_STATE(x) 		(((x) & R5_IO_CURRENT_STATE_MASK) >> 12)
+#define R5_ERROR			(1u << 11)/* erx, c */
+#define R5_FUNCTION_NUMBER		(1u << 9)/* er, c */
+#define R5_OUT_OF_RANGE			(1u << 8)/* er, c */
 struct mmc_data {
 	size_t len;		/* size of the data */
 	size_t xfer_len;
@@ -187,6 +216,7 @@ struct mmc_request {
 #define	SD_SEND_RELATIVE_ADDR	3
 #define	MMC_SET_DSR		4
 #define	MMC_SLEEP_AWAKE		5
+#define IO_SEND_OP_COND		5
 #define	MMC_SWITCH_FUNC		6
 #define	 MMC_SWITCH_FUNC_CMDS	 0
 #define	 MMC_SWITCH_FUNC_SET	 1
@@ -269,7 +299,31 @@ struct mmc_request {
 
 /* Class 9: I/O cards (sd) */
 #define	SD_IO_RW_DIRECT		52
+/* CMD52 arguments */
+#define  SD_ARG_CMD52_READ		(0<<31)
+#define  SD_ARG_CMD52_WRITE		(1<<31)
+#define  SD_ARG_CMD52_FUNC_SHIFT		28
+#define  SD_ARG_CMD52_FUNC_MASK		0x7
+#define  SD_ARG_CMD52_EXCHANGE		(1<<27)
+#define  SD_ARG_CMD52_REG_SHIFT		9
+#define  SD_ARG_CMD52_REG_MASK		0x1ffff
+#define  SD_ARG_CMD52_DATA_SHIFT		0
+#define  SD_ARG_CMD52_DATA_MASK		0xff
+#define  SD_R5_DATA(resp)		((resp)[0] & 0xff)
+
 #define	SD_IO_RW_EXTENDED	53
+/* CMD53 arguments */
+#define  SD_ARG_CMD53_READ		(0<<31)
+#define  SD_ARG_CMD53_WRITE		(1<<31)
+#define  SD_ARG_CMD53_FUNC_SHIFT		28
+#define  SD_ARG_CMD53_FUNC_MASK		0x7
+#define  SD_ARG_CMD53_BLOCK_MODE		(1<<27)
+#define  SD_ARG_CMD53_INCREMENT		(1<<26)
+#define  SD_ARG_CMD53_REG_SHIFT		9
+#define  SD_ARG_CMD53_REG_MASK		0x1ffff
+#define  SD_ARG_CMD53_LENGTH_SHIFT	0
+#define  SD_ARG_CMD53_LENGTH_MASK	0x1ff
+#define  SD_ARG_CMD53_LENGTH_MAX		64 /* XXX should be 511? */
 
 /* Class 10: Switch function commands */
 #define	SD_SWITCH_FUNC		6
@@ -440,6 +494,54 @@ struct mmc_request {
 /* Specifications require 400 kHz max. during ID phase. */
 #define	SD_MMC_CARD_ID_FREQUENCY	400000
 
+/*
+ * SDIO Direct & Extended I/O
+ */
+#define SD_IO_RW_WR		(1u << 31)
+#define SD_IO_RW_FUNC(x)	(((x) & 0x7) << 28)
+#define SD_IO_RW_RAW		(1u << 27)
+#define SD_IO_RW_INCR		(1u << 26)
+#define SD_IO_RW_ADR(x)		(((x) & 0x1FFFF) << 9)
+#define SD_IO_RW_DAT(x)		(((x) & 0xFF) << 0)
+#define SD_IO_RW_LEN(x)		(((x) & 0xFF) << 0)
+
+#define SD_IOE_RW_LEN(x)	(((x) & 0x1FF) << 0)
+#define SD_IOE_RW_BLK		(1u << 27)
+
+/* Card Common Control Registers (CCCR) */
+#define SD_IO_CCCR_START		0x00000
+#define SD_IO_CCCR_SIZE			0x100
+#define SD_IO_CCCR_FN_ENABLE		0x02
+#define SD_IO_CCCR_FN_READY		0x03
+#define SD_IO_CCCR_INT_ENABLE		0x04
+#define SD_IO_CCCR_INT_PENDING		0x05
+#define SD_IO_CCCR_CTL			0x06
+#define  CCCR_CTL_RES			(1<<3)
+#define SD_IO_CCCR_BUS_WIDTH		0x07
+#define  CCCR_BUS_WIDTH_4		(1<<1)
+#define  CCCR_BUS_WIDTH_1		(1<<0)
+#define SD_IO_CCCR_CARDCAP		0x08
+#define SD_IO_CCCR_CISPTR		0x09 /* XXX 9-10, 10-11, or 9-12 */
+
+/* Function Basic Registers (FBR) */
+#define SD_IO_FBR_START			0x00100
+#define SD_IO_FBR_SIZE			0x00700
+
+/* Card Information Structure (CIS) */
+#define SD_IO_CIS_START			0x01000
+#define SD_IO_CIS_SIZE			0x17000
+
+/* CIS tuple codes (based on PC Card 16) */
+#define SD_IO_CISTPL_VERS_1		0x15
+#define SD_IO_CISTPL_MANFID		0x20
+#define SD_IO_CISTPL_FUNCID		0x21
+#define SD_IO_CISTPL_FUNCE		0x22
+#define SD_IO_CISTPL_END		0xff
+
+/* CISTPL_FUNCID codes */
+/* OpenBSD incorrectly defines 0x0c as FUNCTION_WLAN */
+/* #define SDMMC_FUNCTION_WLAN		0x0c */
+
 /* OCR bits */
 
 /*