Removed copy of FPGA source files.

4 files changed, 0 insertions, 751 deletions

diff --git a/fpga/usrp2/opencores/aemb/sw/c/aeMB_testbench.c b/fpga/usrp2/opencores/aemb/sw/c/aeMB_testbench.c
deleted file mode 100644
index c3402e0ef..000000000
--- a/fpga/usrp2/opencores/aemb/sw/c/aeMB_testbench.c
+++ /dev/null
@@ -1,385 +0,0 @@
-/* $Id: aeMB_testbench.c,v 1.14 2007/12/28 21:44:04 sybreon Exp $
-** 
-** AEMB Function Verification C Testbench
-** Copyright (C) 2004-2007 Shawn Tan Ser Ngiap <shawn.tan@aeste.net>
-**
-** This file is part of AEMB.
-**
-** AEMB 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.
-**
-** AEMB 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 AEMB.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <malloc.h>
-#include <errno.h>
-#include <reent.h>
-
-#include "libaemb.h"
-
-/**
-   INTERRUPT TEST
-
-   This tests for the following:
-   - Pointer addressing
-   - Interrupt handling
- */
-
-void __attribute__ ((interrupt_handler)) int_handler();
-volatile int service = 0xDEADDEAD;
-
-void int_service() 
-{
-  int* pio = (int*)0xFFFFFFFC;
-  *pio = 0x52544E49; // "INTR"
-  service = 0;
-}
-
-void int_handler()
-{
-  int_service();
-}
-
-/**
-   INTERRUPT TEST ROUTINE
-*/
-int int_test ()
-{
-  // Delay loop until hardware interrupt triggers
-  volatile int i;
-  for (i=0; i < 999; i++) {
-    if (service == 0) return 0;
-  };
-
-  return -1;
-}
-
-/**
-   FIBONACCI TEST
-   http://en.literateprograms.org/Fibonacci_numbers_(C)
-
-   This tests for the following:
-   - Recursion & Iteration
-   - 32/16/8-bit data handling
-*/
-
-unsigned int fib_slow(unsigned int n)
-{
-  return n < 2 ? n : fib_slow(n-1) + fib_slow(n-2);
-}
-
-unsigned int fib_fast(unsigned int n)
-{
-  unsigned int a[3];
-  unsigned int *p=a;
-  unsigned int i;
-  
-  for(i=0; i<=n; ++i) {
-    if(i<2) *p=i;
-    else {
-      if(p==a) *p=*(a+1)+*(a+2);
-      else if(p==a+1) *p=*a+*(a+2);
-      else *p=*a+*(a+1);
-    }
-    if(++p>a+2) p=a;
-  }
-  
-  return p==a?*(p+2):*(p-1);
-}
-
-int fib_test(int max) {
-  unsigned int n;
-  unsigned int fast, slow;  
-  // 32-bit LUT
-  unsigned int fib_lut32[] = {
-    0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233
-  };  
-  // 16-bit LUT
-  unsigned short fib_lut16[] = {
-    0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233
-  };    
-  // 8-bit LUT
-  unsigned char fib_lut8[] = {
-    0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233
-  };  
-  
-  for (n=0;n<max;n++) {
-    slow = fib_slow(n);    
-    fast = fib_fast(n);
-    if ((slow != fast) || 
-	(fast != fib_lut32[n]) || 
-	(fast != fib_lut16[n]) || 
-	(fast != fib_lut8[n])) {
-      return -1;      
-    }
-  }      
-  return 0;  
-}
-
-/**
-   EUCLIDEAN TEST
-   http://en.literateprograms.org/Euclidean_algorithm_(C)
-   
-   This tests for the following:
-   - Modulo arithmetic
-   - Goto
-*/
-
-int euclid_gcd(int a, int b) {
-  if (b > a) goto b_larger;
-  while (1) {
-    a = a % b;
-    if (a == 0) return b;
-  b_larger:
-    b = b % a;
-    if (b == 0) return a;
-  }
-}
-
-int euclid_test(int max) 
-{
-  int n;
-  int euclid;
-  // Random Numbers
-  int euclid_a[] = {
-    1804289383, 1681692777, 1957747793, 719885386, 596516649,
-    1025202362, 783368690, 2044897763, 1365180540, 304089172,
-    35005211, 294702567, 336465782, 278722862
-  };  
-  int euclid_b[] = {
-    846930886, 1714636915, 424238335, 1649760492, 1189641421,
-    1350490027, 1102520059, 1967513926, 1540383426, 1303455736,
-    521595368, 1726956429, 861021530, 233665123
-  };
-  
-  // GCD 
-  int euclid_lut[] = {
-    1, 1, 1, 2, 1, 1, 1, 1, 6, 4, 1, 3, 2, 1
-  };
-    
-  for (n=0;n<max;n++) {
-    euclid = euclid_gcd(euclid_a[n],euclid_b[n]);
-    if (euclid != euclid_lut[n]) {
-      return -1;
-    }
-  }
-  return 0;
-}
-
-/**
-   NEWTON-RHAPSON
-   http://en.literateprograms.org/Newton-Raphson's_method_for_root_finding_(C)
-
-   This tests for the following:
-   - Multiplication & Division
-   - Floating point arithmetic
-   - Integer to Float conversion
-*/
-
-float newton_sqrt(float n)
-{
-  float x = 0.0;
-  float xn = 0.0;  
-  int iters = 0;  
-  int i;
-  for (i = 0; i <= (int)n; ++i)
-    {
-      float val = i*i-n;
-      if (val == 0.0)
-	return i;
-      if (val > 0.0)
-	{
-	  xn = (i+(i-1))/2.0;
-	  break;
-	}
-    }  
-  while (!(iters++ >= 100
-	   || x == xn))
-    {
-      x = xn;
-      xn = x - (x * x - n) / (2 * x);
-    }
-  return xn;
-}
-
-int newton_test (int max) {
-  int n;
-  float newt;
-  // 32-bit LUT
-  float newt_lut[] = {
-    0.000000000000000000000000,
-    1.000000000000000000000000,
-    1.414213538169860839843750,
-    1.732050776481628417968750,
-    2.000000000000000000000000,
-    2.236068010330200195312500,
-    2.449489831924438476562500,
-    2.645751237869262695312500,
-    2.828427076339721679687500,
-    3.000000000000000000000000,
-    3.162277698516845703125000,
-    3.316624879837036132812500,
-    3.464101552963256835937500,
-    3.605551242828369140625000,
-    3.741657495498657226562500
-  };
-
-  for (n=0;n<max;n++) {
-    newt = newton_sqrt(n);
-    if (newt != newt_lut[n]) {
-      return -1;
-    }
-  } 
-  return 0;
-}
-
-
-/**
-   FSL TEST ROUTINE
-*/
-
-int fsl_test ()
-{
-  // TEST FSL1 ONLY
-  int FSL = 0xCAFEF00D;
-
-  asm ("PUT %0, RFSL1" :: "r"(FSL));
-  asm ("GET %0, RFSL1" : "=r"(FSL));
-  
-  if (FSL != 0x01) return -1;
-  
-  asm ("PUT %0, RFSL31" :: "r"(FSL));
-  asm ("GET %0, RFSL31" : "=r"(FSL));
-  
-  if (FSL != 0x1F) return -1;
-  
-  return 0;  
-}
-
-// static int errnum;
-/*
-int *__errno ()
-{
-  return &_REENT->_errno;
-  // return &errnum;
-}
-*/
-
-int malloc_test()
-{
-  void *alloc;
-
-  alloc = (void *)malloc(256); // allocate 32 bytes
-
-  if (alloc == NULL)
-    return -1;
-  else
-    return (int) alloc;
-}
-
-/**
-   MAIN TEST PROGRAMME
-
-   This is the main test procedure. It will output signals onto the
-   MPI port that is checked by the testbench.
- */
-
-int main () 
-{
-  // Message Passing Port
-  int* mpi = (int*)0xFFFFFFFF;
-  
-  // Number of each test to run
-  int max = 10;
-
-  // lock T0 if it's multi-threaded
-  /*
-  if ((aemb_isthreaded() == 0) && (aemb_isthread1() != 0)) {
-    while (1) {
-      asm volatile ("nop;");
-    }
-  }
-  */
-
-  // Enable Global Interrupts
-  aemb_enable_interrupt();
-
-  // INT TEST
-  //if (int_test() == -1) { *mpi = 0x4641494C; }
-
-  // TEST MALLOC
-  if (malloc_test() == -1) { *mpi = 0x4641494C; }
-
-  // FSL TEST
-  //if (fsl_test() == -1) { *mpi = 0x4641494C; }
-
-  // Fibonacci Test
-  if (fib_test(max) == -1) { *mpi = 0x4641494C; }
-
-  // Euclid Test
-  if (euclid_test(max) == -1) { *mpi = 0x4641494C; }
-
-  // Newton-Rhapson Test
-  if (newton_test(max) == -1) { *mpi = 0x4641494C; }
-  
-  // Disable Global Interrupts
-  aemb_disable_interrupt();
-
-  // ALL PASSED
-  return 0;
-}
-
-/*
-  HISTORY
-  $Log: aeMB_testbench.c,v $
-  Revision 1.14  2007/12/28 21:44:04  sybreon
-  Added malloc() test
-
-  Revision 1.13  2007/12/11 00:44:31  sybreon
-  Modified for AEMB2
-  
-  Revision 1.12  2007/11/18 19:41:45  sybreon
-  Minor simulation fixes.
-  
-  Revision 1.11  2007/11/14 23:41:06  sybreon
-  Fixed minor interrupt test typo.
-  
-  Revision 1.10  2007/11/14 22:12:02  sybreon
-  Added interrupt test routine.
-  
-  Revision 1.9  2007/11/09 20:51:53  sybreon
-  Added GET/PUT support through a FSL bus.
-  
-  Revision 1.8  2007/11/03 08:40:18  sybreon
-  Minor code cleanup.
-  
-  Revision 1.7  2007/11/02 18:32:19  sybreon
-  Enable MSR_IE with software.
-  
-  Revision 1.6  2007/04/30 15:57:10  sybreon
-  Removed byte acrobatics.
-  
-  Revision 1.5  2007/04/27 15:17:59  sybreon
-  Added code documentation.
-  Added new tests that test floating point, modulo arithmetic and multiplication/division.
-  
-  Revision 1.4  2007/04/25 22:15:05  sybreon
-  Added support for 8-bit and 16-bit data types.
-  
-  Revision 1.3  2007/04/04 14:09:04  sybreon
-  Added initial interrupt/exception support.
-  
-  Revision 1.2  2007/04/04 06:07:45  sybreon
-  Fixed C code bug which passes the test
-  
-  Revision 1.1  2007/03/09 17:41:57  sybreon
-  initial import  
-*/
diff --git a/fpga/usrp2/opencores/aemb/sw/c/endian-test.c b/fpga/usrp2/opencores/aemb/sw/c/endian-test.c
deleted file mode 100644
index b585f7a30..000000000
--- a/fpga/usrp2/opencores/aemb/sw/c/endian-test.c
+++ /dev/null
@@ -1,86 +0,0 @@
-
-#include "memory_map.h"
-
-int main() {
-  char *p = (char *)0x4000;
-  short *q = (short *)0x5000;
-  int *r= (int *)0x6000;
-
-  int *output = (int *)0x7000;
-
-  char s;
-  short t;
-  int u;
-
-  // Write
-  // Bytes
-  *p = (char)1;
-  p++;
-  *p = (char)2;
-  p++;
-  *p = (char)3;
-  p++; 
-  *p = (char)4;
-  p++;
-  *p = (char)5;
-
-  // Words
-  *q = (short) 0x1112;
-  q++;
-  *q = (short) 0x1314;
-  q++;
-  *q = (short) 0x1516;
-
-  // Double Words
-  *r = 0x21222324;
-  r++;
-  *r = 0x25262728;
-  r++;
-  *r = 0x292a2b2c;
-
-
-  // Read
-  p = (char *)0x6000;
-  s = *p;
-  if(s == 0x21)
-    *output = 0x53534150;  // PASS
-  else
-    *output = 0x4C494146;  // FAIL
-
-  p = (char *)0x6001;
-  s = *p;
-  if(s == 0x22)
-    *output = 0x53534150;  // PASS
-  else
-    *output = 0x4C494146;  // FAIL
-
-  p = (char *)0x6002;
-  s = *p;
-  if(s == 0x23)
-    *output = 0x53534150;  // PASS
-  else
-    *output = 0x4C494146;  // FAIL
-
-
-  p = (char *)0x6003;
-  s = *p;
-  if(s == 0x24)
-    *output = 0x53534150;  // PASS
-  else
-    *output = 0x4C494146;  // FAIL
-
-  q = (short *)0x4000;
-  t = *q;
-  if(t == 0x0102)
-    *output = 0x53534150;  // PASS
-  else
-    *output = 0x4C494146;  // FAIL
-
-  r = (int *)0x4000;
-  u = *r;
-  if(u == 0x01020304)
-    *output = 0x53534150;  // PASS
-  else
-    *output = 0x4C494146;  // FAIL
-
-}
diff --git a/fpga/usrp2/opencores/aemb/sw/c/libaemb.h b/fpga/usrp2/opencores/aemb/sw/c/libaemb.h
deleted file mode 100644
index 329a327a1..000000000
--- a/fpga/usrp2/opencores/aemb/sw/c/libaemb.h
+++ /dev/null
@@ -1,218 +0,0 @@
-/* $Id: libaemb.h,v 1.3 2007/12/16 03:26:37 sybreon Exp $
-**
-** AEMB2 CUSTOM LIBRARY
-** 
-** Copyright (C) 2004-2007 Shawn Tan Ser Ngiap <shawn.tan@aeste.net>
-**  
-** This file is part of AEMB.
-**
-** AEMB is free software: you can redistribute it and/or modify it
-** under the terms of the GNU Lesser General Public License as
-** published by the Free Software Foundation, either version 3 of the
-** License, or (at your option) any later version.
-**
-** AEMB 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 Lesser General
-** Public License for more details.
-**
-** You should have received a copy of the GNU Lesser General Public
-** License along with AEMB. If not, see <http:**www.gnu.org/licenses/>.
-*/
-
-#ifndef LIBAEMB_H
-#define LIBAEMB_H
-
-#define AEMB_TXE 0x0100
-#define AEMB_TXP 0x0400
-#define AEMB_TX0 0x0300
-#define AEMB_TX1 0x0700
-#define AEMB_MSK 0x0F00
-
-#define AEMB_BIP 0x0008
-#define AEMB_CCC 0x0004
-#define AEMB_ITE 0x0002
-#define AEMB_BLE 0x0001
-
-
-// Linker symbols
-extern void* _STACK_SIZE;
-extern void* _stack_end;
-
-
-void aemb_hook_init () asm ("_program_init");
-void aemb_hook_clean () asm ("_program_clean");
-
-inline void aemb_enable_interrupt ();
-inline void aemb_disable_interrupt ();
-inline int aemb_isthread1();
-inline int aemb_isthread0();
-inline int aemb_isthreaded();
-
-/*!
-* Assembly macro to enable MSR_IE
-*/
-void aemb_enable_interrupt ()
-{
-  int msr, tmp;
-  asm volatile ("mfs %0, rmsr;"
-		"ori %1, %0, 0x02;"
-		"mts rmsr, %1;"
-		: "=r"(msr)
-		: "r" (tmp)
-		);
-}
-
-/*!
-* Assembly macro to disable MSR_IE
-*/
-void aemb_disable_interrupt ()
-{
-  int msr, tmp;
-  asm volatile ("mfs %0, rmsr;"
-		"andi %1, %0, 0xFD;"
-		"mts rmsr, %1;"
-		: "=r"(msr)
-		: "r" (tmp)
-		);
-}
-
-/*!
-* Bootstrap Hook Override
-*/
-
-void aemb_hook_init ()
-{
-  int msr, tmp;
-  int stk_end, stk_siz;
-
-  /*
-  // Check to see if hardware threads are enabled
-  if (((msr & AEMB_TXE) != AEMB_TXE) ||
-  // Check to see if second thread is started
-      ((msr & AEMB_TX1) == AEMB_TX1)) return;
-  */
-  //return;
-  asm volatile ("mfs %0, rmsr;"
-		// Check for BIP
-		"andi %1, %0, %5;"
-		"xori %1, %1, %5;"
-		"beqi %1, 44;"
-
-		// Check for TXE
-		"andi %1, %0, %2;"
-		"xori %1, %1, %2;"
-		"bnei %1, 36;"	
-
-		// Check for TX1
-		"andi %1, %0, %3;"
-		"xori %1, %1, %3;"
-		"beqi %1, 20;"
-		
-		// reallocate stack pointer for T0
-		"ori %1, r0, %4;"
-		"sra %1, %1;"
-		"rsubk r1, %1, r1;"
-
-		// reboot the machine
-		//"brki r0, _crtinit;"
-		"brid 0;"
-		"nop;"
-
-		// clear BIP
-		"andni %1, %0, %5;"
-		"mts rmsr, %1;"
-		
-		:"=r"(msr), "=r"(tmp)
-		:"i"(AEMB_TXE), "i"(AEMB_TX1), "i"(&_STACK_SIZE), "i"(AEMB_BIP)
-		);
-
-}
-
-/*!
- Undo the changes made by programme init
-*/
-
-void aemb_hook_clean ()
-{
-  int msr, tmp;
-  int stk_end, stk_siz;
-
-  /*
-  // Check to see if hardware threads are enabled
-  if (((msr & AEMB_TXE) != AEMB_TXE) ||
-  // Check to see if second thread is started
-      ((msr & AEMB_TX1) == AEMB_TX1)) return;
-  */
-  return;
-  asm volatile ("mfs %0, rmsr;"
-		"andi %1, %0, %2;"
-		"xori %1, %1, %2;"
-		"bnei %1, 28;"		
-		"andi %1, %0, %3;"
-		"xori %1, %1, %3;"
-		"beqi %1, 16;"
-		
-		// reallocate stack pointer for T0
-		"ori %1, r0, %4;"
-		"sra %1, %1;"
-		"addk r1, %1, r1;"
-
-		:"=r"(msr), "=r"(tmp)
-		:"i"(AEMB_TXE), "i"(AEMB_TX1), "i"(&_STACK_SIZE)
-		);
-
-  
-}
-
-/* Checks if it's T1, and returns 0 if true */
-
-int aemb_isthread1 ()
-{
-  int msr, tmp, res;
-  asm volatile ("mfs %0, rmsr;"
-		"andi %1, %0, %3;"
-		"xori %1, %1, %3;"	       
-		:"=r"(msr), "=r"(tmp)
-		:"i"(AEMB_TXE), "i"(AEMB_TXP)
-		);
-  return tmp;  
-}
-
-/* Checks if it's T0, and returns 0 if true */
-
-int aemb_isthread0 ()
-{
-  int msr, tmp, res;
-  asm volatile ("mfs %0, rmsr;"
-		"andi %1, %0, %3;"
-		"xori %1, %1, %2;"	       
-		:"=r"(msr), "=r"(tmp)
-		:"i"(AEMB_TXP), "i"(AEMB_MSK)
-		);
-  return tmp;  
-}
-
-/* Checks if TXE is available, and returns 0 if true */
-
-int aemb_isthreaded ()
-{
-  int msr, tmp, res;
-  asm volatile ("mfs %0, rmsr;"
-		"andi %1, %0, %2;"
-		"xori %1, %1, %2;"	       
-		:"=r"(msr), "=r"(tmp)
-		:"i"(AEMB_TXE), "i"(AEMB_MSK)
-		);
-  return tmp;  
-}
-
-#endif
-
-/* $Log: libaemb.h,v $
-/* Revision 1.3  2007/12/16 03:26:37  sybreon
-/* Made T0 loop.
-/*
-/* Revision 1.1  2007/12/11 00:44:04  sybreon
-/* initial import
-/* */
diff --git a/fpga/usrp2/opencores/aemb/sw/gccrom b/fpga/usrp2/opencores/aemb/sw/gccrom
deleted file mode 100755
index f6e581f1f..000000000
--- a/fpga/usrp2/opencores/aemb/sw/gccrom
+++ /dev/null
@@ -1,62 +0,0 @@
-#!/bin/sh
-# $Id: gccrom,v 1.13 2008/01/19 16:42:54 sybreon Exp $
-
-# Compile using C++ pre-processor
-mb-g++ -g -Wl,-defsym -Wl,_HEAP_SIZE=0x800 -mxl-soft-div -msoft-float -mxl-barrel-shift -mno-xl-soft-mul -mno-clearbss $@ -o rom.elf -lc_m_bs -lm_m_bs && \
-
-# Create a text listing of the compiled code
-mb-objdump -DSC rom.elf > rom.dump && \
-
-# Convert the ELF file to an SREC file
-mb-objcopy -O srec rom.elf rom.srec && \
-
-# Generate a Verilog VMEM file from the SREC file
-srec_cat rom.srec -o ../sim/dump.vmem -vmem 32 && \
-
-# Cleanup code
-rm rom.srec && \
-
-# Say Cheeze!
-echo "ROM generated"
-
-# $Log: gccrom,v $
-# Revision 1.13  2008/01/19 16:42:54  sybreon
-# Uses multiplier + barrel shifter as default.
-#
-# Revision 1.12  2007/12/11 00:44:32  sybreon
-# Modified for AEMB2
-#
-# Revision 1.11  2007/11/30 17:09:27  sybreon
-# Minor code cleanup.
-#
-# Revision 1.10  2007/11/20 18:35:34  sybreon
-# Generate VMEM instead of HEX dumps of programme.
-#
-# Revision 1.9  2007/11/18 19:41:46  sybreon
-# Minor simulation fixes.
-#
-# Revision 1.8  2007/11/09 20:52:37  sybreon
-# Added some compilation optimisations.
-#
-# Revision 1.7  2007/11/04 05:16:25  sybreon
-# Added -msoft-float and -mxl-soft-div compiler flags.
-#
-# Revision 1.6  2007/11/02 03:25:46  sybreon
-# New EDK 3.2 compatible design with optional barrel-shifter and multiplier.
-# Fixed various minor data hazard bugs.
-# Code compatible with -O0/1/2/3/s generated code.
-#
-# Revision 1.5  2007/10/22 19:14:38  sybreon
-# Recommended to compile code with -O2/3/s
-#
-# Revision 1.4  2007/04/30 15:57:31  sybreon
-# Modified compilation sequence.
-#
-# Revision 1.3  2007/04/25 22:15:06  sybreon
-# Added support for 8-bit and 16-bit data types.
-#
-# Revision 1.2  2007/04/04 06:14:39  sybreon
-# Minor changes
-#
-# Revision 1.1  2007/03/09 17:41:56  sybreon
-# initial import