📄 au1100_mmc.h
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/* * BRIEF MODULE DESCRIPTION * Defines for using the MMC/SD controllers on the * Alchemy Au1100 mips processor. * * Copyright (c) 2003 Embedded Edge, LLC. * Author: Embedded Edge, LLC. * dan@embeddededge.com or tim@embeddededge.com * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. * *//* * AU1100 MMC/SD definitions. * * From "AMD Alchemy Solutions Au1100 Processor Data Book - Preliminary" * June, 2003 */#ifndef __ASM_AU1100_MMC_H#define __ASM_AU1100_MMC_H#define NUM_AU1100_MMC_CONTROLLERS 2#define AU1100_SD_IRQ 2#define SD0_BASE 0xB0600000#define SD1_BASE 0xB0680000/* * Register offsets. */#define SD_TXPORT (0x0000)#define SD_RXPORT (0x0004)#define SD_CONFIG (0x0008)#define SD_ENABLE (0x000C)#define SD_CONFIG2 (0x0010)#define SD_BLKSIZE (0x0014)#define SD_STATUS (0x0018)#define SD_DEBUG (0x001C)#define SD_CMD (0x0020)#define SD_CMDARG (0x0024)#define SD_RESP3 (0x0028)#define SD_RESP2 (0x002C)#define SD_RESP1 (0x0030)#define SD_RESP0 (0x0034)#define SD_TIMEOUT (0x0038)/* * SD_TXPORT bit definitions. */#define SD_TXPORT_TXD (0x000000ff)/* * SD_RXPORT bit definitions. */#define SD_RXPORT_RXD (0x000000ff)/* * SD_CONFIG bit definitions. */#define SD_CONFIG_DIV (0x000001ff)#define SD_CONFIG_DE (0x00000200)#define SD_CONFIG_NE (0x00000400)#define SD_CONFIG_TU (0x00000800)#define SD_CONFIG_TO (0x00001000)#define SD_CONFIG_RU (0x00002000)#define SD_CONFIG_RO (0x00004000)#define SD_CONFIG_I (0x00008000)#define SD_CONFIG_CR (0x00010000)#define SD_CONFIG_RAT (0x00020000)#define SD_CONFIG_DD (0x00040000)#define SD_CONFIG_DT (0x00080000)#define SD_CONFIG_SC (0x00100000)#define SD_CONFIG_RC (0x00200000)#define SD_CONFIG_WC (0x00400000)#define SD_CONFIG_xxx (0x00800000)#define SD_CONFIG_TH (0x01000000)#define SD_CONFIG_TE (0x02000000)#define SD_CONFIG_TA (0x04000000)#define SD_CONFIG_RH (0x08000000)#define SD_CONFIG_RA (0x10000000)#define SD_CONFIG_RF (0x20000000)#define SD_CONFIG_CD (0x40000000)#define SD_CONFIG_SI (0x80000000)/* * SD_ENABLE bit definitions. */#define SD_ENABLE_CE (0x00000001)#define SD_ENABLE_R (0x00000002)/* * SD_CONFIG2 bit definitions. */#define SD_CONFIG2_EN (0x00000001)#define SD_CONFIG2_FF (0x00000002)#define SD_CONFIG2_xx1 (0x00000004)#define SD_CONFIG2_DF (0x00000008)#define SD_CONFIG2_DC (0x00000010)#define SD_CONFIG2_xx2 (0x000000e0)#define SD_CONFIG2_WB (0x00000100)#define SD_CONFIG2_RW (0x00000200)/* * SD_BLKSIZE bit definitions. */#define SD_BLKSIZE_BS (0x000007ff)#define SD_BLKSIZE_BS_SHIFT (0)#define SD_BLKSIZE_BC (0x01ff0000)#define SD_BLKSIZE_BC_SHIFT (16)/* * SD_STATUS bit definitions. */#define SD_STATUS_DCRCW (0x00000007)#define SD_STATUS_xx1 (0x00000008)#define SD_STATUS_CB (0x00000010)#define SD_STATUS_DB (0x00000020)#define SD_STATUS_CF (0x00000040)#define SD_STATUS_D3 (0x00000080)#define SD_STATUS_xx2 (0x00000300)#define SD_STATUS_NE (0x00000400)#define SD_STATUS_TU (0x00000800)#define SD_STATUS_TO (0x00001000)#define SD_STATUS_RU (0x00002000)#define SD_STATUS_RO (0x00004000)#define SD_STATUS_I (0x00008000)#define SD_STATUS_CR (0x00010000)#define SD_STATUS_RAT (0x00020000)#define SD_STATUS_DD (0x00040000)#define SD_STATUS_DT (0x00080000)#define SD_STATUS_SC (0x00100000)#define SD_STATUS_RC (0x00200000)#define SD_STATUS_WC (0x00400000)#define SD_STATUS_xx3 (0x00800000)#define SD_STATUS_TH (0x01000000)#define SD_STATUS_TE (0x02000000)#define SD_STATUS_TA (0x04000000)#define SD_STATUS_RH (0x08000000)#define SD_STATUS_RA (0x10000000)#define SD_STATUS_RF (0x20000000)#define SD_STATUS_CD (0x40000000)#define SD_STATUS_SI (0x80000000)/* * SD_CMD bit definitions. */#define SD_CMD_GO (0x00000001)#define SD_CMD_RY (0x00000002)#define SD_CMD_xx1 (0x0000000c)#define SD_CMD_CT_MASK (0x000000f0)#define SD_CMD_CT_0 (0x00000000)#define SD_CMD_CT_1 (0x00000010)#define SD_CMD_CT_2 (0x00000020)#define SD_CMD_CT_3 (0x00000030)#define SD_CMD_CT_4 (0x00000040)#define SD_CMD_CT_5 (0x00000050)#define SD_CMD_CT_6 (0x00000060)#define SD_CMD_CT_7 (0x00000070)#define SD_CMD_CI (0x0000ff00)#define SD_CMD_CI_SHIFT (8)#define SD_CMD_RT_MASK (0x00ff0000)#define SD_CMD_RT_0 (0x00000000)#define SD_CMD_RT_1 (0x00010000)#define SD_CMD_RT_2 (0x00020000)#define SD_CMD_RT_3 (0x00030000)#define SD_CMD_RT_4 (0x00040000)#define SD_CMD_RT_5 (0x00050000)#define SD_CMD_RT_6 (0x00060000)#define SD_CMD_RT_1B (0x00810000)#endif /* __ASM_AU1100_MMC_H */⌨️ 快捷键说明
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