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Diffstat (limited to 'firmware/fx2/common/usrp_commands.h')
-rw-r--r-- | firmware/fx2/common/usrp_commands.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/firmware/fx2/common/usrp_commands.h b/firmware/fx2/common/usrp_commands.h new file mode 100644 index 000000000..2466729b2 --- /dev/null +++ b/firmware/fx2/common/usrp_commands.h @@ -0,0 +1,105 @@ +/* + * USRP - Universal Software Radio Peripheral + * + * Copyright (C) 2003,2004 Free Software Foundation, Inc. + * + * 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 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * 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., 51 Franklin Street, Boston, MA 02110-1301 USA + */ + +#ifndef _USRP_COMMANDS_H_ +#define _USRP_COMMANDS_H_ + +#include <usrp_interfaces.h> +#include <usrp_spi_defs.h> + +#define MAX_EP0_PKTSIZE 64 // max size of EP0 packet on FX2 + +// ---------------------------------------------------------------- +// Vendor bmRequestType's +// ---------------------------------------------------------------- + +#define VRT_VENDOR_IN 0xC0 +#define VRT_VENDOR_OUT 0x40 + +// ---------------------------------------------------------------- +// USRP Vendor Requests +// +// Note that Cypress reserves [0xA0,0xAF]. +// 0xA0 is the firmware load function. +// ---------------------------------------------------------------- + + +// IN commands + +#define VRQ_GET_STATUS 0x80 +#define GS_TX_UNDERRUN 0 // wIndexL // returns 1 byte +#define GS_RX_OVERRUN 1 // wIndexL // returns 1 byte + +#define VRQ_I2C_READ 0x81 // wValueL: i2c address; length: how much to read + +#define VRQ_SPI_READ 0x82 // wValue: optional header bytes + // wIndexH: enables + // wIndexL: format + // len: how much to read + +#define VRQ_FW_COMPAT 0x83 //low 16 bits + +// OUT commands + +#define VRQ_SET_LED 0x01 // wValueL off/on {0,1}; wIndexL: which {0,1} + +#define VRQ_FPGA_LOAD 0x02 +# define FL_BEGIN 0 // wIndexL: begin fpga programming cycle. stalls if trouble. +# define FL_XFER 1 // wIndexL: xfer up to 64 bytes of data +# define FL_END 2 // wIndexL: end programming cycle, check for success. + // stalls endpoint if trouble. + +#define VRQ_FPGA_WRITE_REG 0x03 // wIndexL: regno; data: 32-bit regval MSB first +#define VRQ_FPGA_SET_RESET 0x04 // wValueL: {0,1} +#define VRQ_FPGA_SET_TX_ENABLE 0x05 // wValueL: {0,1} +#define VRQ_FPGA_SET_RX_ENABLE 0x06 // wValueL: {0,1} +// see below VRQ_FPGA_SET_{TX,RX}_RESET + +#define VRQ_SET_SLEEP_BITS 0x07 // wValueH: mask; wValueL: bits. set bits given by mask to bits + +# define SLEEP_ADC0 0x01 +# define SLEEP_ADC1 0x02 +# define SLEEP_DAC0 0x04 +# define SLEEP_DAC1 0x08 + +#define VRQ_I2C_WRITE 0x08 // wValueL: i2c address; data: data + +#define VRQ_SPI_WRITE 0x09 // wValue: optional header bytes + // wIndexH: enables + // wIndexL: format + // len: how much to write + +#define VRQ_FPGA_SET_TX_RESET 0x0a // wValueL: {0, 1} +#define VRQ_FPGA_SET_RX_RESET 0x0b // wValueL: {0, 1} + +#define VRQ_RESET_GPIF 0x0c +#define VRQ_ENABLE_GPIF 0x0d +#define VRQ_CLEAR_FPGA_FIFO 0x0e + + +// ------------------------------------------------------------------- +// we store the hashes at fixed addresses in the FX2 internal memory + +#define USRP_HASH_SLOT_0_ADDR 0xe1e0 +#define USRP_HASH_SLOT_1_ADDR 0xe1f0 + + + +#endif /* _USRP_COMMANDS_H_ */ |