virtex_bitstream_const.v

MMC卡的VHDL源代码实现

// Copyright 2004-2005 Openchip
// http://www.openchip.org


// XAPP-151
`define VIRTEX_CFG_CMD_WCFG	4'b0001
`define VIRTEX_CFG_CMD_LFRM	4'b0011
`define VIRTEX_CFG_CMD_RCFG	4'b0100
`define VIRTEX_CFG_CMD_START	4'b0101
`define VIRTEX_CFG_CMD_RCAP	4'b0110
`define VIRTEX_CFG_CMD_RCRC	4'b0111
`define VIRTEX_CFG_CMD_AGHIGH	4'b1000
`define VIRTEX_CFG_CMD_SWITCH	4'b1001
// Virtex-II/Pro, S-3
`define VIRTEX_CFG_CMD_DESYNC	4'b1101 


// XAPP 151
`define VIRTEX_CFG_REG_CRC	4'b0000
`define VIRTEX_CFG_REG_FAR	4'b0001
`define VIRTEX_CFG_REG_FDRI	4'b0010
`define VIRTEX_CFG_REG_FDRO	4'b0011
`define VIRTEX_CFG_REG_CMD	4'b0100
`define VIRTEX_CFG_REG_CTL	4'b0101
`define VIRTEX_CFG_REG_MASK	4'b0110
`define VIRTEX_CFG_REG_STAT	4'b0111
`define VIRTEX_CFG_REG_LOUT	4'b1000
`define VIRTEX_CFG_REG_COR	4'b1001
`define VIRTEX_CFG_REG_FLR	4'b1011


// Virtex-II
`define VIRTEX_CFG_REG_RES_E	4'b1110


// XAPP 151
`define VIRTEX_CFG_OP_READ	2'b01
`define VIRTEX_CFG_OP_WRITE	2'b10