Subversion Repositories sdcard_mass_storage_controller

//Read the documentation before changing values

`define BIG_ENDIAN

//`define LITLE_ENDIAN

//`define SIM

`define SYN

`define SDC_IRQ_ENABLE

`define ACTEL

//`define CUSTOM

//`define ALTERA

//`define XLINX

//`define SIMULATOR

`define RESEND_MAX_CNT 3

//MAX 255 BD

//BD size/4 

`ifdef ACTEL

        `define BD_WIDTH 5

        `define BD_SIZE 32

        `define RAM_MEM_WIDTH_16

        `define RAM_MEM_WIDTH 16

`endif

//`ifdef CUSTOM

 //  `define NR_O_BD_4 

//   `define BD_WIDTH 5

//   `define BD_SIZE 32      

//   `define RAM_MEM_WIDTH_32

//   `define RAM_MEM_WIDTH 32

//`endif

`ifdef SYN

  `define RESET_CLK_DIV 0

  `define MEM_OFFSET 4

`endif

`ifdef SIM

  `define RESET_CLK_DIV 0

  `define MEM_OFFSET 4

`endif

//SD-Clock Defines ---------

//Use bus clock or a seperate clock

`define SDC_CLK_BUS_CLK

//`define SDC_CLK_SEP

// Use of internal clock divider

//`define SDC_CLK_STATIC

`define SDC_CLK_DYNAMIC

//SD DATA-transfer defines---

`define BLOCK_SIZE 512

`define SD_BUS_WIDTH_4

`define SD_BUS_W 4

//at 512 bytes per block, equal 1024 4 bytes writings with a bus width of 4, add 2 for startbit and Z bit.

//Add 18 for crc, endbit and z.

`define BIT_BLOCK 1044

`define CRC_OFF 19

`define BIT_BLOCK_REC 1024

`define BIT_CRC_CYCLE 16

//FIFO defines---------------

`define FIFO_RX_MEM_DEPTH 8

`define FIFO_RX_MEM_ADR_SIZE 4

`define FIFO_TX_MEM_DEPTH 8

`define FIFO_TX_MEM_ADR_SIZE 4

//---------------------------