1 /*-------------------------------------------------------------------------
2 lkmem.c - Create a memory summary file with extension .mem
4 Written By - Jesus Calvino-Fraga, jesusc@ieee.org (2002)
6 This program is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 -------------------------------------------------------------------------*/
27 int summary(struct area * areap)
29 #define EQ(A,B) !as_strcmpi((A),(B))
31 #define REPORT_ERROR(A, H) \
33 fprintf(of, "%s%s", (H)?"*** ERROR: ":"", (A)); \
34 fprintf(stderr, "%s%s", (H)?"\n?ASlink-Error-":"",(A)); \
38 #define REPORT_WARNING(A, H) \
40 fprintf(of, "%s%s", (H)?"*** WARNING: ":"", (A)); \
41 fprintf(stderr, "%s%s",(H)?"\n?ASlink-Warning-":"", (A)); \
46 unsigned int Total_Last=0, k;
51 /*Artifacts used for printing*/
52 char start[15], end[15], size[15], max[15];
53 char format[]=" %-16.16s %-8.8s %-8.8s %-8.8s %-8.8s\n";
54 char line[]="---------------------";
65 unsigned int dram[0x100];
67 {0, 8, 8, "REG_BANK_0", 0x0001},
68 {0x8, 8, 8, "REG_BANK_1", 0x0002},
69 {0x10, 8, 8, "REG_BANK_2", 0x0004},
70 {0x18, 8, 8, "REG_BANK_3", 0x0008},
71 {0x20, 0, 16, "BSEG_BYTES", 0x0010},
72 {0, 0, 128, "UNUSED", 0x0000},
73 {0x7f, 0, 128, "DATA", 0x0020},
74 {0, 0, 128, "TOTAL:", 0x0000}
77 _Mem IRam= {0xff, 0, 128, "INDIRECT RAM", 0x0080};
78 _Mem Stack={0xff, 0, 1, "STACK", 0x0000};
79 _Mem XRam= {0xffff, 0, 65536, "EXTERNAL RAM", 0x0100};
80 _Mem Rom= {0xffff, 0, 65536, "ROM/EPROM/FLASH", 0x0200};
82 if(stacksize==0) stacksize=MIN_STACK;
84 if(rflag) /*For the DS390*/
86 XRam.Max=0x1000000; /*24 bits*/
92 if((iram_size<=0)||(iram_size>0x100)) /*Default: 8052 like memory*/
100 else if(iram_size<0x80)
102 Ram[5].Max=iram_size;
103 Ram[6].Max=iram_size;
104 Ram[7].Max=iram_size;
112 IRam.Max=iram_size-0x80;
115 for(j=0; j<(int)iram_size; j++) dram[j]=0;
116 for(; j<0x100; j++) dram[j]=0x8000; /*Memory not available*/
118 /* Open Memory Summary File*/
119 of = afile(linkp->f_idp, "mem", 1);
128 /**/ if (EQ(xp->a_id, "REG_BANK_0"))
130 Ram[0].Size=xp->a_size;
132 else if (EQ(xp->a_id, "REG_BANK_1"))
134 Ram[1].Size=xp->a_size;
136 else if (EQ(xp->a_id, "REG_BANK_2"))
138 Ram[2].Size=xp->a_size;
140 else if (EQ(xp->a_id, "REG_BANK_3"))
142 Ram[3].Size=xp->a_size;
144 else if (EQ(xp->a_id, "BSEG_BYTES"))
146 Ram[4].Size+=xp->a_size;
148 else if (EQ(xp->a_id, "BIT_BANK"))
150 Ram[4].Size+=xp->a_size;
153 else if(xp->a_flag & A_CODE)
157 Rom.Size+=xp->a_size;
158 if(xp->a_addr<Rom.Start) Rom.Start=xp->a_addr;
162 else if (EQ(xp->a_id, "SSEG"))
164 Stack.Size+=xp->a_size;
165 if(xp->a_addr<Stack.Start) Stack.Start=xp->a_addr;
168 else if(xp->a_flag & A_XDATA)
172 XRam.Size+=xp->a_size;
173 if(xp->a_addr<XRam.Start) XRam.Start=xp->a_addr;
177 else if (EQ(xp->a_id, "ISEG"))
179 IRam.Size+=xp->a_size;
180 if(xp->a_addr<IRam.Start) IRam.Start=xp->a_addr;
183 /*If is not a register bank, bit, stack, or idata, then it should be data*/
184 else if((xp->a_flag & (A_CODE|A_BIT|A_XDATA))==0)
188 Ram[6].Size+=xp->a_size;
189 if(xp->a_addr<Ram[6].Start) Ram[6].Start=xp->a_addr;
197 for(k=Ram[j].Start; (k<(Ram[j].Start+Ram[j].Size))&&(k<0x100); k++)
198 dram[k]|=Ram[j].flag; /*Mark as used*/
200 for(k=IRam.Start; (k<(IRam.Start+IRam.Size))&&(k<0x100); k++)
201 dram[k]|=IRam.flag; /*Mark as used*/
203 /*Compute the amount of unused memory in direct data Ram. This is the
204 gap between the last register bank or bit segment and the data segment.*/
205 for(k=Ram[6].Start-1; (dram[k]==0) && (k>0); k--);
207 Ram[5].Size=Ram[6].Start-Ram[5].Start; /*It may be zero (which is good!)*/
209 /*Compute the data Ram totals*/
212 if(Ram[7].Start>Ram[j].Start) Ram[7].Start=Ram[j].Start;
213 Ram[7].Size+=Ram[j].Size;
215 Total_Last=Ram[6].Size+Ram[6].Start-1;
217 /*Report the Ram totals*/
218 fprintf(of, "Direct Internal RAM:\n");
219 fprintf(of, format, "Name", "Start", "End", "Size", "Max");
223 if((j==0) || (j==7)) fprintf(of, format, line, line, line, line, line);
224 if((j!=5) || (Ram[j].Size>0))
226 sprintf(start, "0x%02lx", Ram[j].Start);
228 end[0]=0;/*Empty string*/
230 sprintf(end, "0x%02lx", j==7?Total_Last:Ram[j].Size+Ram[j].Start-1);
231 sprintf(size, "%5lu", Ram[j].Size);
232 sprintf(max, "%5lu", Ram[j].Max);
233 fprintf(of, format, Ram[j].Name, start, end, size, max);
237 for(k=Ram[6].Start; (k<(Ram[6].Start+Ram[6].Size))&&(k<0x100); k++)
239 if(dram[k]!=Ram[6].flag)
241 sprintf(buff, "Internal memory overlap starting at 0x%02x.\n", k);
242 REPORT_ERROR(buff, 1);
247 if(Ram[4].Size>Ram[4].Max)
249 k=Ram[4].Size-Ram[4].Max;
250 sprintf(buff, "Insufficient bit addressable memory. "
251 "%d byte%s short.\n", k, (k==1)?"":"s");
252 REPORT_ERROR(buff, 1);
257 sprintf(buff, "%ld bytes in data memory wasted. "
258 "SDCC link could use: --data-loc 0x%02lx\n",
259 Ram[5].Size, Ram[6].Start-Ram[5].Size);
260 REPORT_WARNING(buff, 1);
263 if((Ram[6].Start+Ram[6].Size)>Ram[6].Max)
265 k=(Ram[6].Start+Ram[6].Size)-Ram[6].Max;
266 sprintf(buff, "Insufficient space in data memory. "
267 "%d byte%s short.\n", k, (k==1)?"":"s");
268 REPORT_ERROR(buff, 1);
271 /*Report the position of the beginning of the stack*/
272 fprintf(of, "\n%stack starts at: 0x%02lx (sp set to 0x%02lx)",
273 rflag ? "16 bit mode initial s" : "S", Stack.Start, Stack.Start-1);
275 /*Check that the stack pointer is landing in a safe place:*/
276 if( (dram[Stack.Start] & 0x8000) == 0x8000 )
279 sprintf(buff, "Stack set to unavailable memory.\n");
280 REPORT_ERROR(buff, 1);
282 else if(dram[Stack.Start])
285 sprintf(buff, "Stack overlaps area ");
286 REPORT_ERROR(buff, 1);
289 if(dram[Stack.Start]&Ram[j].flag)
291 sprintf(buff, "'%s'\n", Ram[j].Name);
295 if(dram[Stack.Start]&IRam.flag)
297 sprintf(buff, "'%s'\n", IRam.Name);
299 REPORT_ERROR(buff, 0);
303 for(j=Stack.Start, k=0; (j<(int)iram_size)&&(dram[j]==0); j++, k++);
304 fprintf(of, " with %d bytes available\n", k);
305 if ((int)k<stacksize)
307 sprintf(buff, "Only %d byte%s available for stack.\n",
309 REPORT_WARNING(buff, 1);
313 fprintf(of, "\nOther memory:\n");
314 fprintf(of, format, "Name", "Start", "End", "Size", "Max");
315 fprintf(of, format, line, line, line, line, line);
317 /*Report IRam totals:*/
320 start[0]=0;/*Empty string*/
321 end[0]=0;/*Empty string*/
325 sprintf(start, "0x%02lx", IRam.Start);
326 sprintf(end, "0x%02lx", IRam.Size+IRam.Start-1);
328 sprintf(size, "%5lu", IRam.Size);
329 sprintf(max, "%5lu", IRam.Max);
330 fprintf(of, format, IRam.Name, start, end, size, max);
332 /*Report XRam totals:*/
335 start[0]=0;/*Empty string*/
336 end[0]=0;/*Empty string*/
340 sprintf(start, "0x%04lx", XRam.Start);
341 sprintf(end, "0x%04lx", XRam.Size+XRam.Start-1);
343 sprintf(size, "%5lu", XRam.Size);
344 sprintf(max, "%5lu", xram_size<0?XRam.Max:xram_size);
345 fprintf(of, format, XRam.Name, start, end, size, max);
347 /*Report Rom/Flash totals:*/
350 start[0]=0;/*Empty string*/
351 end[0]=0;/*Empty string*/
355 sprintf(start, "0x%04lx", Rom.Start);
356 sprintf(end, "0x%04lx", Rom.Size+Rom.Start-1);
358 sprintf(size, "%5lu", Rom.Size);
359 sprintf(max, "%5lu", code_size<0?Rom.Max:code_size);
360 fprintf(of, format, Rom.Name, start, end, size, max);
362 /*Report any excess:*/
363 if((IRam.Start+IRam.Size)>(IRam.Max+0x80))
365 sprintf(buff, "Insufficient INDIRECT RAM memory.\n");
366 REPORT_ERROR(buff, 1);
368 if( ((XRam.Start+XRam.Size)>XRam.Max) ||
369 (((int)XRam.Size>xram_size)&&(xram_size>=0)) )
371 sprintf(buff, "Insufficient EXTERNAL RAM memory.\n");
372 REPORT_ERROR(buff, 1);
374 if( ((Rom.Start+Rom.Size)>Rom.Max) ||
375 (((int)Rom.Size>code_size)&&(code_size>=0)) )
377 sprintf(buff, "Insufficient ROM/EPROM/FLASH memory.\n");
378 REPORT_ERROR(buff, 1);
385 extern char idatamap[]; //0:not used, 1:used
388 int summary2(struct area * areap)
390 #define EQ(A,B) !as_strcmpi((A),(B))
395 unsigned long int Stack_Start=0, Stack_Size;
398 struct area * xstack_xp = NULL;
401 /*Artifacts used for printing*/
402 char start[15], end[15], size[15], max[15];
403 char format[]=" %-16.16s %-8.8s %-8.8s %-8.8s %-8.8s\n";
404 char line[]="---------------------";
416 _Mem Stack={0xff, 0, 0, 1, "STACK", 0x0000};
417 _Mem Paged={0xff, 0, 0, 256, "PAGED EXT. RAM", A_PAG};
418 _Mem XRam= {0xffff, 0, 0, 65536, "EXTERNAL RAM", 0x0100};
419 _Mem Rom= {0xffff, 0, 0, 65536, "ROM/EPROM/FLASH", 0x0200};
421 if(rflag) /*For the DS390*/
423 XRam.Max=0x1000000; /*24 bits*/
429 /* Open Memory Summary File*/
430 of = afile(linkp->f_idp, "mem", 1);
439 if(xp->a_flag & A_CODE)
443 Rom.Size += xp->a_size;
444 if(xp->a_addr < Rom.Start)
445 Rom.Start = xp->a_addr;
446 if(xp->a_addr + xp->a_size > Rom.End)
447 Rom.End = xp->a_addr + xp->a_size;
451 else if (EQ(xp->a_id, "SSEG"))
453 Stack.Size += xp->a_size;
454 if(xp->a_addr < Stack.Start)
455 Stack.Start = xp->a_addr;
456 if(xp->a_addr + xp->a_size > Stack.End)
457 Stack.End = xp->a_addr + xp->a_size;
460 else if (EQ(xp->a_id, "PSEG"))
462 Paged.Size += xp->a_size;
463 if(xp->a_addr < Paged.Start)
464 Paged.Start = xp->a_addr;
465 if(xp->a_addr + xp->a_size > Paged.End)
466 Paged.End = xp->a_addr + xp->a_size;
469 else if (EQ(xp->a_id, "XSTK"))
472 Paged.Size += xp->a_size;
473 if(xp->a_addr < Paged.Start)
474 Paged.Start = xp->a_addr;
475 if(xp->a_addr + xp->a_size > Paged.End)
476 Paged.End = xp->a_addr + xp->a_size;
479 else if(xp->a_flag & A_XDATA)
483 XRam.Size += xp->a_size;
484 if(xp->a_addr < XRam.Start)
485 XRam.Start = xp->a_addr;
486 if(xp->a_addr + xp->a_size > XRam.End)
487 XRam.End = xp->a_addr + xp->a_size;
494 /*Report the Ram totals*/
495 fprintf(of, "Internal RAM layout:\n");
496 fprintf(of, " 0 1 2 3 4 5 6 7 8 9 A B C D E F");
499 if(j%16==0) fprintf(of, "\n0x%02x:|", j);
500 fprintf(of, "%c|", idatamap[j]);
502 fprintf(of, "\n0-3:Reg Banks, T:Bit regs, a-z:Data, B:Bits, Q:Overlay, I:iData, S:Stack\n");
513 for(j=Stack_Start, Stack_Size=0; j<((iram_size)?iram_size:256); j++)
515 if((idatamap[j]=='S')||(idatamap[j]==' ')) Stack_Size++;
524 fprintf(of, "\nERROR: Couldn't get %d byte%s allocated"
525 " in internal RAM for area %s.",
526 xp->a_unaloc, xp->a_unaloc>1?"s":"", xp->a_id);
532 /*Report the position of the begining of the stack*/
534 fprintf(of, "\n%stack starts at: 0x%02lx (sp set to 0x%02lx) with %ld bytes available.",
535 rflag ? "16 bit mode initial s" : "S", Stack_Start, Stack_Start-1, Stack_Size);
537 fprintf(of, "\nI don't have a clue where the stack ended up! Sorry...");
539 /*Report about xstack*/
542 Stack_Start = xstack_xp->a_addr;
543 Stack_Size = xstack_xp->a_size;
544 fprintf(of, "\nXstack starts at: 0x%04lx with %ld bytes available.",
545 Stack_Start, Stack_Size);
548 fprintf(of, "\n\nOther memory:\n");
549 fprintf(of, format, "Name", "Start", "End", "Size", "Max");
550 fprintf(of, format, line, line, line, line, line);
552 /*Report Paged XRam totals:*/
555 start[0]=0;/*Empty string*/
556 end[0]=0;/*Empty string*/
560 sprintf(start, "0x%04lx", Paged.Start);
561 sprintf(end, "0x%04lx", Paged.End-1);
563 sprintf(size, "%5lu", Paged.Size);
564 sprintf(max, "%5lu", xram_size<0 ? Paged.Max : xram_size<256 ? xram_size : 256);
565 fprintf(of, format, Paged.Name, start, end, size, max);
567 /*Report XRam totals:*/
570 start[0]=0;/*Empty string*/
571 end[0]=0;/*Empty string*/
575 sprintf(start, "0x%04lx", XRam.Start);
576 sprintf(end, "0x%04lx", XRam.End-1);
578 sprintf(size, "%5lu", XRam.Size);
579 sprintf(max, "%5lu", xram_size<0?XRam.Max:xram_size);
580 fprintf(of, format, XRam.Name, start, end, size, max);
582 /*Report Rom/Flash totals:*/
585 start[0]=0;/*Empty string*/
586 end[0]=0;/*Empty string*/
590 sprintf(start, "0x%04lx", Rom.Start);
591 sprintf(end, "0x%04lx", Rom.End-1);
593 sprintf(size, "%5lu", Rom.Size);
594 sprintf(max, "%5lu", code_size<0?Rom.Max:code_size);
595 fprintf(of, format, Rom.Name, start, end, size, max);
597 /*Report any excess:*/
598 if( ((XRam.End) > XRam.Max) ||
599 (((int)XRam.Size>xram_size)&&(xram_size>=0)) )
601 sprintf(buff, "Insufficient EXTERNAL RAM memory.\n");
602 REPORT_ERROR(buff, 1);
604 if( ((Rom.End) > Rom.Max) ||
605 (((int)Rom.Size>code_size)&&(code_size>=0)) )
607 sprintf(buff, "Insufficient ROM/EPROM/FLASH memory.\n");
608 REPORT_ERROR(buff, 1);