upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/include/lattice.h

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/*
* Porting to U-Boot:
*
* (C) Copyright 2010
* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
*
* Lattice's ispVME Embedded Tool to load Lattice's FPGA:
*
* Lattice Semiconductor Corp. Copyright 2009
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#ifndef _VME_OPCODE_H
#define _VME_OPCODE_H
#define VME_VERSION_NUMBER "12.1"
/* Maximum declarations. */
#define VMEHEXMAX 60000L /* The hex file is split 60K per file. */
#define SCANMAX 64000L /* The maximum SDR/SIR burst. */
/*
*
* Supported JTAG state transitions.
*
*/
#define RESET 0x00
#define IDLE 0x01
#define IRPAUSE 0x02
#define DRPAUSE 0x03
#define SHIFTIR 0x04
#define SHIFTDR 0x05
/* 11/15/05 Nguyen changed to support DRCAPTURE*/
#define DRCAPTURE 0x06
/*
* Flow control register bit definitions. A set bit indicates
* that the register currently exhibits the corresponding mode.
*/
#define INTEL_PRGM 0x0001 /* Intelligent programming is in effect. */
#define CASCADE 0x0002 /* Currently splitting large SDR. */
#define REPEATLOOP 0x0008 /* Currently executing a repeat loop. */
#define SHIFTRIGHT 0x0080 /* The next data stream needs a right shift. */
#define SHIFTLEFT 0x0100 /* The next data stream needs a left shift. */
#define VERIFYUES 0x0200 /* Continue if fail is in effect. */
/*
* DataType register bit definitions. A set bit indicates
* that the register currently holds the corresponding type of data.
*/
#define EXPRESS 0x0001 /* Simultaneous program and verify. */
#define SIR_DATA 0x0002 /* SIR is the active SVF command. */
#define SDR_DATA 0x0004 /* SDR is the active SVF command. */
#define COMPRESS 0x0008 /* Data is compressed. */
#define TDI_DATA 0x0010 /* TDI data is present. */
#define TDO_DATA 0x0020 /* TDO data is present. */
#define MASK_DATA 0x0040 /* MASK data is present. */
#define HEAP_IN 0x0080 /* Data is from the heap. */
#define LHEAP_IN 0x0200 /* Data is from intel data buffer. */
#define VARIABLE 0x0400 /* Data is from a declared variable. */
#define CRC_DATA 0x0800 /* CRC data is pressent. */
#define CMASK_DATA 0x1000 /* CMASK data is pressent. */
#define RMASK_DATA 0x2000 /* RMASK data is pressent. */
#define READ_DATA 0x4000 /* READ data is pressent. */
#define DMASK_DATA 0x8000 /* DMASK data is pressent. */
/*
*
* Pin opcodes.
*
*/
#define signalENABLE 0x1C /* ispENABLE pin. */
#define signalTMS 0x1D /* TMS pin. */
#define signalTCK 0x1E /* TCK pin. */
#define signalTDI 0x1F /* TDI pin. */
#define signalTRST 0x20 /* TRST pin. */
/*
*
* Supported vendors.
*
*/
#define VENDOR 0x56
#define LATTICE 0x01
#define ALTERA 0x02
#define XILINX 0x03
/*
* Opcode definitions.
*
* Note: opcodes must be unique.
*/
#define ENDDATA 0x00 /* The end of the current SDR data stream. */
#define RUNTEST 0x01 /* The duration to stay at the stable state. */
#define ENDDR 0x02 /* The stable state after SDR. */
#define ENDIR 0x03 /* The stable state after SIR. */
#define ENDSTATE 0x04 /* The stable state after RUNTEST. */
#define TRST 0x05 /* Assert the TRST pin. */
#define HIR 0x06 /*
* The sum of the IR bits of the
* leading devices.
*/
#define TIR 0x07 /*
* The sum of the IR bits of the trailing
* devices.
*/
#define HDR 0x08 /* The number of leading devices. */
#define TDR 0x09 /* The number of trailing devices. */
#define ispEN 0x0A /* Assert the ispEN pin. */
#define FREQUENCY 0x0B /*
* The maximum clock rate to run the JTAG state
* machine.
*/
#define STATE 0x10 /* Move to the next stable state. */
#define SIR 0x11 /* The instruction stream follows. */
#define SDR 0x12 /* The data stream follows. */
#define TDI 0x13 /* The following data stream feeds into
the device. */
#define TDO 0x14 /*
* The following data stream is compared against
* the device.
*/
#define MASK 0x15 /* The following data stream is used as mask. */
#define XSDR 0x16 /*
* The following data stream is for simultaneous
* program and verify.
*/
#define XTDI 0x17 /* The following data stream is for shift in
* only. It must be stored for the next
* XSDR.
*/
#define XTDO 0x18 /*
* There is not data stream. The data stream
* was stored from the previous XTDI.
*/
#define MEM 0x19 /*
* The maximum memory needed to allocate in
* order hold one row of data.
*/
#define WAIT 0x1A /* The duration of delay to observe. */
#define TCK 0x1B /* The number of TCK pulses. */
#define SHR 0x23 /*
* Set the flow control register for
* right shift
*/
#define SHL 0x24 /*
* Set the flow control register for left shift.
*/
#define HEAP 0x32 /* The memory size needed to hold one loop. */
#define REPEAT 0x33 /* The beginning of the loop. */
#define LEFTPAREN 0x35 /* The beginning of data following the loop. */
#define VAR 0x55 /* Plac holder for loop data. */
#define SEC 0x1C /*
* The delay time in seconds that must be
* observed.
*/
#define SMASK 0x1D /* The mask for TDI data. */
#define MAX_WAIT 0x1E /* The absolute maximum wait time. */
#define ON 0x1F /* Assert the targeted pin. */
#define OFF 0x20 /* Dis-assert the targeted pin. */
#define SETFLOW 0x30 /* Change the flow control register. */
#define RESETFLOW 0x31 /* Clear the flow control register. */
#define CRC 0x47 /*
* The following data stream is used for CRC
* calculation.
*/
#define CMASK 0x48 /*
* The following data stream is used as mask
* for CRC calculation.
*/
#define RMASK 0x49 /*
* The following data stream is used as mask
* for read and save.
*/
#define READ 0x50 /*
* The following data stream is used for read
* and save.
*/
#define ENDLOOP 0x59 /* The end of the repeat loop. */
#define SECUREHEAP 0x60 /* Used to secure the HEAP opcode. */
#define VUES 0x61 /* Support continue if fail. */
#define DMASK 0x62 /*
* The following data stream is used for dynamic
* I/O.
*/
#define COMMENT 0x63 /* Support SVF comments in the VME file. */
#define HEADER 0x64 /* Support header in VME file. */
#define FILE_CRC 0x65 /* Support crc-protected VME file. */
#define LCOUNT 0x66 /* Support intelligent programming. */
#define LDELAY 0x67 /* Support intelligent programming. */
#define LSDR 0x68 /* Support intelligent programming. */
#define LHEAP 0x69 /*
* Memory needed to hold intelligent data
* buffer
*/
#define CONTINUE 0x70 /* Allow continuation. */
#define LVDS 0x71 /* Support LVDS. */
#define ENDVME 0x7F /* End of the VME file. */
#define ENDFILE 0xFF /* End of file. */
/*
*
* ispVM Embedded Return Codes.
*
*/
#define VME_VERIFICATION_FAILURE -1
#define VME_FILE_READ_FAILURE -2
#define VME_VERSION_FAILURE -3
#define VME_INVALID_FILE -4
#define VME_ARGUMENT_FAILURE -5
#define VME_CRC_FAILURE -6
#define g_ucPinTDI 0x01
#define g_ucPinTCK 0x02
#define g_ucPinTMS 0x04
#define g_ucPinENABLE 0x08
#define g_ucPinTRST 0x10
/*
*
* Type definitions.
*
*/
/* Support LVDS */
typedef struct {
unsigned short usPositiveIndex;
unsigned short usNegativeIndex;
unsigned char ucUpdate;
} LVDSPair;
typedef enum {
min_lattice_iface_type, /* insert all new types after this */
lattice_jtag_mode, /* jtag/tap */
max_lattice_iface_type /* insert all new types before this */
} Lattice_iface;
typedef enum {
min_lattice_type,
Lattice_XP2, /* Lattice XP2 Family */
max_lattice_type /* insert all new types before this */
} Lattice_Family;
typedef struct {
Lattice_Family family; /* part type */
Lattice_iface iface; /* interface type */
size_t size; /* bytes of data part can accept */
void *iface_fns; /* interface function table */
void *base; /* base interface address */
int cookie; /* implementation specific cookie */
char *desc; /* description string */
} Lattice_desc; /* end, typedef Altera_desc */
/* Lattice Model Type */
#define CONFIG_SYS_XP2 CONFIG_SYS_FPGA_DEV(0x1)
/* Board specific implementation specific function types */
typedef void (*Lattice_jtag_init)(void);
typedef void (*Lattice_jtag_set_tdi)(int v);
typedef void (*Lattice_jtag_set_tms)(int v);
typedef void (*Lattice_jtag_set_tck)(int v);
typedef int (*Lattice_jtag_get_tdo)(void);
typedef struct {
Lattice_jtag_init jtag_init;
Lattice_jtag_set_tdi jtag_set_tdi;
Lattice_jtag_set_tms jtag_set_tms;
Lattice_jtag_set_tck jtag_set_tck;
Lattice_jtag_get_tdo jtag_get_tdo;
} lattice_board_specific_func;
void writePort(unsigned char pins, unsigned char value);
unsigned char readPort(void);
void sclock(void);
void ispVMDelay(unsigned short int a_usMicroSecondDelay);
void calibration(void);
int lattice_load(Lattice_desc *desc, void *buf, size_t bsize);
int lattice_dump(Lattice_desc *desc, void *buf, size_t bsize);
int lattice_info(Lattice_desc *desc);
void ispVMStart(void);
void ispVMEnd(void);
signed char ispVMCode(void);
void ispVMDelay(unsigned short int a_usMicroSecondDelay);
void ispVMCalculateCRC32(unsigned char a_ucData);
unsigned char GetByte(void);
void writePort(unsigned char pins, unsigned char value);
unsigned char readPort(void);
void sclock(void);
#endif