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;
149 else if(xp->a_flag & A_CODE)
153 Rom.Size+=xp->a_size;
154 if(xp->a_addr<Rom.Start) Rom.Start=xp->a_addr;
158 else if (EQ(xp->a_id, "SSEG"))
160 Stack.Size+=xp->a_size;
161 if(xp->a_addr<Stack.Start) Stack.Start=xp->a_addr;
164 else if(xp->a_flag & A_XDATA)
168 XRam.Size+=xp->a_size;
169 if(xp->a_addr<XRam.Start) XRam.Start=xp->a_addr;
173 else if (EQ(xp->a_id, "ISEG"))
175 IRam.Size+=xp->a_size;
176 if(xp->a_addr<IRam.Start) IRam.Start=xp->a_addr;
179 /*If is not a register bank, bit, stack, or idata, then it should be data*/
180 else if((xp->a_flag & (A_CODE|A_BIT|A_XDATA))==0)
184 Ram[6].Size+=xp->a_size;
185 if(xp->a_addr<Ram[6].Start) Ram[6].Start=xp->a_addr;
193 for(k=Ram[j].Start; (k<(Ram[j].Start+Ram[j].Size))&&(k<0x100); k++)
194 dram[k]|=Ram[j].flag; /*Mark as used*/
196 for(k=IRam.Start; (k<(IRam.Start+IRam.Size))&&(k<0x100); k++)
197 dram[k]|=IRam.flag; /*Mark as used*/
199 /*Compute the amount of unused memory in direct data Ram. This is the
200 gap between the last register bank or bit segment and the data segment.*/
201 for(k=Ram[6].Start-1; (dram[k]==0) && (k>0); k--);
203 Ram[5].Size=Ram[6].Start-Ram[5].Start; /*It may be zero (which is good!)*/
205 /*Compute the data Ram totals*/
208 if(Ram[7].Start>Ram[j].Start) Ram[7].Start=Ram[j].Start;
209 Ram[7].Size+=Ram[j].Size;
211 Total_Last=Ram[6].Size+Ram[6].Start-1;
213 /*Report the Ram totals*/
214 fprintf(of, "Direct Internal RAM:\n");
215 fprintf(of, format, "Name", "Start", "End", "Size", "Max");
219 if((j==0) || (j==7)) fprintf(of, format, line, line, line, line, line);
220 if((j!=5) || (Ram[j].Size>0))
222 sprintf(start, "0x%02lx", Ram[j].Start);
224 end[0]=0;/*Empty string*/
226 sprintf(end, "0x%02lx", j==7?Total_Last:Ram[j].Size+Ram[j].Start-1);
227 sprintf(size, "%5lu", Ram[j].Size);
228 sprintf(max, "%5lu", Ram[j].Max);
229 fprintf(of, format, Ram[j].Name, start, end, size, max);
233 for(k=Ram[6].Start; (k<(Ram[6].Start+Ram[6].Size))&&(k<0x100); k++)
235 if(dram[k]!=Ram[6].flag)
237 sprintf(buff, "Internal memory overlap starting at 0x%02x.\n", k);
238 REPORT_ERROR(buff, 1);
243 if(Ram[4].Size>Ram[4].Max)
245 k=Ram[4].Size-Ram[4].Max;
246 sprintf(buff, "Insufficient bit addressable memory. "
247 "%d byte%s short.\n", k, (k==1)?"":"s");
248 REPORT_ERROR(buff, 1);
253 sprintf(buff, "%ld bytes in data memory wasted. "
254 "SDCC link could use: --data-loc 0x%02lx\n",
255 Ram[5].Size, Ram[6].Start-Ram[5].Size);
256 REPORT_WARNING(buff, 1);
259 if((Ram[6].Start+Ram[6].Size)>Ram[6].Max)
261 k=(Ram[6].Start+Ram[6].Size)-Ram[6].Max;
262 sprintf(buff, "Insufficient space in data memory. "
263 "%d byte%s short.\n", k, (k==1)?"":"s");
264 REPORT_ERROR(buff, 1);
267 /*Report the position of the begining of the stack*/
268 fprintf(of, "\n%stack starts at: 0x%02lx (sp set to 0x%02lx)",
269 rflag ? "16 bit mode initial s" : "S", Stack.Start, Stack.Start-1);
271 /*Check that the stack pointer is landing in a safe place:*/
272 if( (dram[Stack.Start] & 0x8000) == 0x8000 )
275 sprintf(buff, "Stack set to unavailable memory.\n");
276 REPORT_ERROR(buff, 1);
278 else if(dram[Stack.Start])
281 sprintf(buff, "Stack overlaps area ");
282 REPORT_ERROR(buff, 1);
285 if(dram[Stack.Start]&Ram[j].flag)
287 sprintf(buff, "'%s'\n", Ram[j].Name);
291 if(dram[Stack.Start]&IRam.flag)
293 sprintf(buff, "'%s'\n", IRam.Name);
295 REPORT_ERROR(buff, 0);
299 for(j=Stack.Start, k=0; (j<(int)iram_size)&&(dram[j]==0); j++, k++);
300 fprintf(of, " with %d bytes available\n", k);
301 if ((int)k<stacksize)
303 sprintf(buff, "Only %d byte%s available for stack.\n",
305 REPORT_WARNING(buff, 1);
309 fprintf(of, "\nOther memory:\n");
310 fprintf(of, format, "Name", "Start", "End", "Size", "Max");
311 fprintf(of, format, line, line, line, line, line);
313 /*Report IRam totals:*/
316 start[0]=0;/*Empty string*/
317 end[0]=0;/*Empty string*/
321 sprintf(start, "0x%02lx", IRam.Start);
322 sprintf(end, "0x%02lx", IRam.Size+IRam.Start-1);
324 sprintf(size, "%5lu", IRam.Size);
325 sprintf(max, "%5lu", IRam.Max);
326 fprintf(of, format, IRam.Name, start, end, size, max);
328 /*Report XRam totals:*/
331 start[0]=0;/*Empty string*/
332 end[0]=0;/*Empty string*/
336 sprintf(start, "0x%04lx", XRam.Start);
337 sprintf(end, "0x%04lx", XRam.Size+XRam.Start-1);
339 sprintf(size, "%5lu", XRam.Size);
340 sprintf(max, "%5lu", xram_size<0?XRam.Max:xram_size);
341 fprintf(of, format, XRam.Name, start, end, size, max);
343 /*Report Rom/Flash totals:*/
346 start[0]=0;/*Empty string*/
347 end[0]=0;/*Empty string*/
351 sprintf(start, "0x%04lx", Rom.Start);
352 sprintf(end, "0x%04lx", Rom.Size+Rom.Start-1);
354 sprintf(size, "%5lu", Rom.Size);
355 sprintf(max, "%5lu", code_size<0?Rom.Max:code_size);
356 fprintf(of, format, Rom.Name, start, end, size, max);
358 /*Report any excess:*/
359 if((IRam.Start+IRam.Size)>(IRam.Max+0x80))
361 sprintf(buff, "Insufficient INDIRECT RAM memory.\n");
362 REPORT_ERROR(buff, 1);
364 if( ((XRam.Start+XRam.Size)>XRam.Max) ||
365 (((int)XRam.Size>xram_size)&&(xram_size>=0)) )
367 sprintf(buff, "Insufficient EXTERNAL RAM memory.\n");
368 REPORT_ERROR(buff, 1);
370 if( ((Rom.Start+Rom.Size)>Rom.Max) ||
371 (((int)Rom.Size>code_size)&&(code_size>=0)) )
373 sprintf(buff, "Insufficient ROM/EPROM/FLASH memory.\n");
374 REPORT_ERROR(buff, 1);
381 extern char idatamap[]; //0:not used, 1:used
384 int summary2(struct area * areap)
386 #define EQ(A,B) !as_strcmpi((A),(B))
390 long int Stack_Start=0, Stack_size;
395 /*Artifacts used for printing*/
396 char start[15], end[15], size[15], max[15];
397 char format[]=" %-16.16s %-8.8s %-8.8s %-8.8s %-8.8s\n";
398 char line[]="---------------------";
409 _Mem Stack={0xff, 0, 1, "STACK", 0x0000};
410 _Mem XRam= {0xffff, 0, 65536, "EXTERNAL RAM", 0x0100};
411 _Mem Rom= {0xffff, 0, 65536, "ROM/EPROM/FLASH", 0x0200};
413 if(rflag) /*For the DS390*/
415 XRam.Max=0x1000000; /*24 bits*/
421 /* Open Memory Summary File*/
422 of = afile(linkp->f_idp, "mem", 1);
431 if(xp->a_flag & A_CODE)
435 Rom.Size+=xp->a_size;
436 if(xp->a_addr<Rom.Start) Rom.Start=xp->a_addr;
440 else if (EQ(xp->a_id, "SSEG"))
442 Stack.Size+=xp->a_size;
443 if(xp->a_addr<Stack.Start) Stack.Start=xp->a_addr;
446 else if(xp->a_flag & A_XDATA)
450 XRam.Size+=xp->a_size;
451 if(xp->a_addr<XRam.Start) XRam.Start=xp->a_addr;
458 /*Report the Ram totals*/
459 fprintf(of, "Internal RAM layout:\n");
460 fprintf(of, " 0 1 2 3 4 5 6 7 8 9 A B C D E F");
463 if(j%16==0) fprintf(of, "\n0x%02x:|", j);
464 fprintf(of, "%c|", idatamap[j]);
466 fprintf(of, "\n0-3:Reg Banks, a-z:Data, B:Bits, Q:Overlay, I:iData, S:Stack\n");
477 for(j=Stack_Start, Stack_size=0; j<256; j++)
479 if((idatamap[j]=='S')||(idatamap[j]==' ')) Stack_size++;
488 fprintf(of, "\nERROR: Couldn't get %d byte%s allocated"
489 " in internal RAM for area %s.",
490 xp->a_unaloc, xp->a_unaloc>1?"s":"", xp->a_id);
496 /*Report the position of the begining of the stack*/
498 fprintf(of, "\n%stack starts at: 0x%02lx (sp set to 0x%02lx) with %ld bytes available.",
499 rflag ? "16 bit mode initial s" : "S", Stack_Start, Stack_Start-1, Stack_size);
501 fprintf(of, "\nI don't have a clue where the stack ended up! Sorry...");
503 fprintf(of, "\n\nOther memory:\n");
504 fprintf(of, format, "Name", "Start", "End", "Size", "Max");
505 fprintf(of, format, line, line, line, line, line);
507 /*Report XRam totals:*/
510 start[0]=0;/*Empty string*/
511 end[0]=0;/*Empty string*/
515 sprintf(start, "0x%04lx", XRam.Start);
516 sprintf(end, "0x%04lx", XRam.Size+XRam.Start-1);
518 sprintf(size, "%5lu", XRam.Size);
519 sprintf(max, "%5lu", xram_size<0?XRam.Max:xram_size);
520 fprintf(of, format, XRam.Name, start, end, size, max);
522 /*Report Rom/Flash totals:*/
525 start[0]=0;/*Empty string*/
526 end[0]=0;/*Empty string*/
530 sprintf(start, "0x%04lx", Rom.Start);
531 sprintf(end, "0x%04lx", Rom.Size+Rom.Start-1);
533 sprintf(size, "%5lu", Rom.Size);
534 sprintf(max, "%5lu", code_size<0?Rom.Max:code_size);
535 fprintf(of, format, Rom.Name, start, end, size, max);
537 /*Report any excess:*/
538 if( ((XRam.Start+XRam.Size)>XRam.Max) ||
539 (((int)XRam.Size>xram_size)&&(xram_size>=0)) )
541 sprintf(buff, "Insufficient EXTERNAL RAM memory.\n");
542 REPORT_ERROR(buff, 1);
544 if( ((Rom.Start+Rom.Size)>Rom.Max) ||
545 (((int)Rom.Size>code_size)&&(code_size>=0)) )
547 sprintf(buff, "Insufficient ROM/EPROM/FLASH memory.\n");
548 REPORT_ERROR(buff, 1);