| Line 48... |
Line 48... |
typedef struct { unsigned clks, addr; } ALT;
|
typedef struct { unsigned clks, addr; } ALT;
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bool altcmp(const ALT &a, const ALT &b) {
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bool altcmp(const ALT &a, const ALT &b) {
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return a.clks < b.clks;
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return a.clks < b.clks;
|
}
|
}
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|
|
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <string.h>
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#include <libelf.h>
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#include <gelf.h>
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|
|
|
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bool iself(const char *fname) {
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FILE *fp;
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bool ret = true;
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fp = fopen(fname, "rb");
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|
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if (!fp) return false;
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if (0x7f != fgetc(fp)) ret = false;
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if ('E' != fgetc(fp)) ret = false;
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if ('L' != fgetc(fp)) ret = false;
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if ('F' != fgetc(fp)) ret = false;
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fclose(fp);
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return ret;
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|
|
}
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|
|
|
|
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long fgetwords(FILE *fp) {
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// Return the number of words in the current file, and return the
|
|
// file as though it had never been adjusted
|
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long fpos, flen;
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fpos = ftell(fp);
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if (0 != fseek(fp, 0l, SEEK_END)) {
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fprintf(stderr, "ERR: Could not determine file size\n");
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perror("O/S Err:");
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exit(-2);
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} flen = ftell(fp);
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if (0 != fseek(fp, fpos, SEEK_SET)) {
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fprintf(stderr, "ERR: Could not seek on file\n");
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perror("O/S Err:");
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exit(-2);
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} flen /= sizeof(ZIPI);
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return flen;
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}
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|
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class SECTION {
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public:
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unsigned m_start, m_len;
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ZIPI m_data[1];
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};
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|
|
SECTION **singlesection(int nwords) {
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|
fprintf(stderr, "NWORDS = %d\n", nwords);
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|
size_t sz = (2*(sizeof(SECTION)+sizeof(SECTION *))
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+(nwords-1)*(sizeof(ZIPI)));
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char *d = (char *)malloc(sz);
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SECTION **r = (SECTION **)d;
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memset(r, 0, sz);
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r[0] = (SECTION *)(&d[2*sizeof(SECTION *)]);
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r[0]->m_len = nwords;
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r[1] = (SECTION *)(&r[0]->m_data[r[0]->m_len]);
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r[0]->m_start = 0;
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r[1]->m_start = 0;
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r[1]->m_len = 0;
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return r;
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}
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/*
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SECTION **rawsection(const char *fname) {
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SECTION **secpp, *secp;
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unsigned num_words;
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FILE *fp;
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int nr;
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fp = fopen(fname, "r");
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if (fp == NULL) {
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fprintf(stderr, "Could not open: %s\n", fname);
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exit(-1);
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}
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|
|
if ((num_words=fgetwords(fp)) > MEMWORDS) {
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|
fprintf(stderr, "File overruns Block RAM\n");
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|
exit(-1);
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|
}
|
|
secpp = singlesection(num_words);
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|
secp = secpp[0];
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|
secp->m_start = RAMBASE;
|
|
secp->m_len = num_words;
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|
nr= fread(secp->m_data, sizeof(ZIPI), num_words, fp);
|
|
if (nr != (int)num_words) {
|
|
fprintf(stderr, "Could not read entire file\n");
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|
perror("O/S Err:");
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exit(-2);
|
|
} assert(secpp[1]->m_len == 0);
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|
|
return secpp;
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}*/
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|
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unsigned byteswap(unsigned n) {
|
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unsigned r;
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|
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r = (n&0x0ff); n>>= 8;
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r = (r<<8) | (n&0x0ff); n>>= 8;
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r = (r<<8) | (n&0x0ff); n>>= 8;
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r = (r<<8) | (n&0x0ff); n>>= 8;
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return r;
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}
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void elfread(const char *fname, unsigned &entry, SECTION **§ions) {
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Elf *e;
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int fd, i;
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size_t n;
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char *id;
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Elf_Kind ek;
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GElf_Ehdr ehdr;
|
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GElf_Phdr phdr;
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const bool dbg = false;
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|
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if (elf_version(EV_CURRENT) == EV_NONE) {
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fprintf(stderr, "ELF library initialization err, %s\n", elf_errmsg(-1));
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|
perror("O/S Err:");
|
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exit(EXIT_FAILURE);
|
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} if ((fd = open(fname, O_RDONLY, 0)) < 0) {
|
|
fprintf(stderr, "Could not open %s\n", fname);
|
|
perror("O/S Err:");
|
|
exit(EXIT_FAILURE);
|
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} if ((e = elf_begin(fd, ELF_C_READ, NULL))==NULL) {
|
|
fprintf(stderr, "Could not run elf_begin, %s\n", elf_errmsg(-1));
|
|
exit(EXIT_FAILURE);
|
|
}
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|
|
|
ek = elf_kind(e);
|
|
if (ek == ELF_K_ELF) {
|
|
; // This is the kind of file we should expect
|
|
} else if (ek == ELF_K_AR) {
|
|
fprintf(stderr, "Cannot run an archive!\n");
|
|
exit(EXIT_FAILURE);
|
|
} else if (ek == ELF_K_NONE) {
|
|
;
|
|
} else {
|
|
fprintf(stderr, "Unexpected ELF file kind!\n");
|
|
exit(EXIT_FAILURE);
|
|
}
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|
|
if (gelf_getehdr(e, &ehdr) == NULL) {
|
|
fprintf(stderr, "getehdr() failed: %s\n", elf_errmsg(-1));
|
|
exit(EXIT_FAILURE);
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|
} if ((i=gelf_getclass(e)) == ELFCLASSNONE) {
|
|
fprintf(stderr, "getclass() failed: %s\n", elf_errmsg(-1));
|
|
exit(EXIT_FAILURE);
|
|
} if ((id = elf_getident(e, NULL)) == NULL) {
|
|
fprintf(stderr, "getident() failed: %s\n", elf_errmsg(-1));
|
|
exit(EXIT_FAILURE);
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} if (i != ELFCLASS32) {
|
|
fprintf(stderr, "This is a 64-bit ELF file, ZipCPU ELF files are all 32-bit\n");
|
|
exit(EXIT_FAILURE);
|
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}
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|
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if (dbg) {
|
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printf(" %-20s 0x%jx\n", "e_type", (uintmax_t)ehdr.e_type);
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printf(" %-20s 0x%jx\n", "e_machine", (uintmax_t)ehdr.e_machine);
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printf(" %-20s 0x%jx\n", "e_version", (uintmax_t)ehdr.e_version);
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printf(" %-20s 0x%jx\n", "e_entry", (uintmax_t)ehdr.e_entry);
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printf(" %-20s 0x%jx\n", "e_phoff", (uintmax_t)ehdr.e_phoff);
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printf(" %-20s 0x%jx\n", "e_shoff", (uintmax_t)ehdr.e_shoff);
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printf(" %-20s 0x%jx\n", "e_flags", (uintmax_t)ehdr.e_flags);
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printf(" %-20s 0x%jx\n", "e_ehsize", (uintmax_t)ehdr.e_ehsize);
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printf(" %-20s 0x%jx\n", "e_phentsize", (uintmax_t)ehdr.e_phentsize);
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printf(" %-20s 0x%jx\n", "e_shentsize", (uintmax_t)ehdr.e_shentsize);
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printf("\n");
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}
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// Check whether or not this is an ELF file for the ZipCPU ...
|
|
if (ehdr.e_machine != 0x0dadd) {
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|
fprintf(stderr, "This is not a ZipCPU ELF file\n");
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|
exit(EXIT_FAILURE);
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|
}
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|
|
// Get our entry address
|
|
entry = ehdr.e_entry;
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|
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// Now, let's go look at the program header
|
|
if (elf_getphdrnum(e, &n) != 0) {
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|
fprintf(stderr, "elf_getphdrnum() failed: %s\n", elf_errmsg(-1));
|
|
exit(EXIT_FAILURE);
|
|
}
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|
|
|
unsigned total_octets = 0, current_offset=0, current_section=0;
|
|
for(i=0; i<(int)n; i++) {
|
|
total_octets += sizeof(SECTION *)+sizeof(SECTION);
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|
|
|
if (gelf_getphdr(e, i, &phdr) != &phdr) {
|
|
fprintf(stderr, "getphdr() failed: %s\n", elf_errmsg(-1));
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
if (dbg) {
|
|
printf(" %-20s 0x%x\n", "p_type", phdr.p_type);
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|
printf(" %-20s 0x%jx\n", "p_offset", phdr.p_offset);
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|
printf(" %-20s 0x%jx\n", "p_vaddr", phdr.p_vaddr);
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printf(" %-20s 0x%jx\n", "p_paddr", phdr.p_paddr);
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printf(" %-20s 0x%jx\n", "p_filesz", phdr.p_filesz);
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printf(" %-20s 0x%jx\n", "p_memsz", phdr.p_memsz);
|
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printf(" %-20s 0x%x [", "p_flags", phdr.p_flags);
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|
|
|
if (phdr.p_flags & PF_X) printf(" Execute");
|
|
if (phdr.p_flags & PF_R) printf(" Read");
|
|
if (phdr.p_flags & PF_W) printf(" Write");
|
|
printf("]\n");
|
|
printf(" %-20s 0x%jx\n", "p_align", phdr.p_align);
|
|
}
|
|
|
|
total_octets += phdr.p_memsz;
|
|
}
|
|
|
|
char *d = (char *)malloc(total_octets + sizeof(SECTION)+sizeof(SECTION *));
|
|
memset(d, 0, total_octets);
|
|
|
|
SECTION **r = sections = (SECTION **)d;
|
|
current_offset = (n+1)*sizeof(SECTION *);
|
|
current_section = 0;
|
|
|
|
for(i=0; i<(int)n; i++) {
|
|
r[i] = (SECTION *)(&d[current_offset]);
|
|
|
|
if (gelf_getphdr(e, i, &phdr) != &phdr) {
|
|
fprintf(stderr, "getphdr() failed: %s\n", elf_errmsg(-1));
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
if (dbg) {
|
|
printf(" %-20s 0x%jx\n", "p_offset", phdr.p_offset);
|
|
printf(" %-20s 0x%jx\n", "p_vaddr", phdr.p_vaddr);
|
|
printf(" %-20s 0x%jx\n", "p_paddr", phdr.p_paddr);
|
|
printf(" %-20s 0x%jx\n", "p_filesz", phdr.p_filesz);
|
|
printf(" %-20s 0x%jx\n", "p_memsz", phdr.p_memsz);
|
|
printf(" %-20s 0x%x [", "p_flags", phdr.p_flags);
|
|
|
|
if (phdr.p_flags & PF_X) printf(" Execute");
|
|
if (phdr.p_flags & PF_R) printf(" Read");
|
|
if (phdr.p_flags & PF_W) printf(" Write");
|
|
printf("]\n");
|
|
|
|
printf(" %-20s 0x%jx\n", "p_align", phdr.p_align);
|
|
}
|
|
|
|
current_section++;
|
|
|
|
r[i]->m_start = phdr.p_vaddr;
|
|
r[i]->m_len = phdr.p_filesz/ sizeof(ZIPI);
|
|
|
|
current_offset += phdr.p_memsz + sizeof(SECTION);
|
|
|
|
// Now, let's read in our section ...
|
|
if (lseek(fd, phdr.p_offset, SEEK_SET) < 0) {
|
|
fprintf(stderr, "Could not seek to file position %08lx\n", phdr.p_offset);
|
|
perror("O/S Err:");
|
|
exit(EXIT_FAILURE);
|
|
} if (phdr.p_filesz > phdr.p_memsz)
|
|
phdr.p_filesz = 0;
|
|
if (read(fd, r[i]->m_data, phdr.p_filesz) != (int)phdr.p_filesz) {
|
|
fprintf(stderr, "Didnt read entire section\n");
|
|
perror("O/S Err:");
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
// Next, we need to byte swap it from big to little endian
|
|
for(unsigned j=0; j<r[i]->m_len; j++)
|
|
r[i]->m_data[j] = byteswap(r[i]->m_data[j]);
|
|
|
|
if (dbg) for(unsigned j=0; j<r[i]->m_len; j++)
|
|
fprintf(stderr, "ADR[%04x] = %08x\n", r[i]->m_start+j,
|
|
r[i]->m_data[j]);
|
|
}
|
|
|
|
r[i] = (SECTION *)(&d[current_offset]);
|
|
r[current_section]->m_start = 0;
|
|
r[current_section]->m_len = 0;
|
|
|
|
elf_end(e);
|
|
close(fd);
|
|
}
|
|
|
void dump_file(const char *fn) {
|
void dump_file(const char *fn) {
|
const int NZIP = 4096;
|
const int NZIP = 4096;
|
char lna[NZIP], lnb[NZIP];
|
char lna[NZIP], lnb[NZIP];
|
ZIPI ibuf[NZIP];
|
ZIPI ibuf[NZIP];
|
FILE *fp, *pf;
|
FILE *fp, *pf;
|
int nr;
|
int nr;
|
unsigned addr=0x08000, mina = -1, maxa = 0,
|
unsigned addr=0x0100000, mina = -1, maxa = 0,
|
*pfcnt = NULL, *pfclk = NULL;
|
*pfcnt = NULL, *pfclk = NULL;
|
|
|
fp = fopen(fn, "r");
|
|
if (!fp)
|
|
return;
|
|
|
|
pf = fopen("pfile.bin","rb");
|
pf = fopen("pfile.bin","rb");
|
if (pf) {
|
if (pf) {
|
ALT *pfalt;
|
ALT *pfalt;
|
unsigned buf[2], total_clks = 0;
|
unsigned buf[2], total_clks = 0;
|
while(2 == fread(buf, sizeof(unsigned), 2, pf)) {
|
while(2 == fread(buf, sizeof(unsigned), 2, pf)) {
|
| Line 102... |
Line 382... |
for(int i=0; i<(int)ncnt; i++)
|
for(int i=0; i<(int)ncnt; i++)
|
printf("%08x: %8d\n", pfalt[i].addr, pfalt[i].clks);
|
printf("%08x: %8d\n", pfalt[i].addr, pfalt[i].clks);
|
}
|
}
|
|
|
printf("%s:\n", fn);
|
printf("%s:\n", fn);
|
|
if (iself(fn)) {
|
|
SECTION **secpp=NULL, *secp;
|
|
unsigned entry;
|
|
elfread(fn, entry, secpp);
|
|
for(int i=0; secpp[i]->m_len; i++) {
|
|
secp = secpp[i];
|
|
for(unsigned j=0; j<secp->m_len; j++) {
|
|
ZIPI w = secp->m_data[j],a = secp->m_start+j;
|
|
zipi_to_string(secp->m_data[j], lna, lnb);
|
|
// printf("%s\n", ln);
|
|
printf("%08x[%08x-%08x]: (0x%08x %c%c%c%c) ",
|
|
secp->m_start+j, maxa, mina, w,
|
|
isgraph((w>>24)&0x0ff)?((w>>24)&0x0ff) : '.',
|
|
isgraph((w>>16)&0x0ff)?((w>>16)&0x0ff) : '.',
|
|
isgraph((w>> 8)&0x0ff)?((w>> 8)&0x0ff) : '.',
|
|
isgraph((w )&0x0ff)?((w )&0x0ff) : '.'
|
|
);
|
|
if ((a>=mina)&&(a<maxa)&&(pfcnt))
|
|
printf("%8d %8d ", pfcnt[a-mina], pfclk[a-mina]);
|
|
printf("%s\n", lna);
|
|
if (lnb[0])
|
|
printf("%26s%s\n", "", lnb);
|
|
}
|
|
}
|
|
} else {
|
|
fp = fopen(fn, "r");
|
|
if (!fp)
|
|
return;
|
|
|
while((nr=fread(ibuf, sizeof(ZIPI), NZIP, fp))>0) {
|
while((nr=fread(ibuf, sizeof(ZIPI), NZIP, fp))>0) {
|
for(int i=0; i<nr; i++) {
|
for(int i=0; i<nr; i++) {
|
zipi_to_string(ibuf[i], lna, lnb);
|
zipi_to_string(ibuf[i], lna, lnb);
|
// printf("%s\n", ln);
|
// printf("%s\n", ln);
|
printf("%08x: (0x%08x %c%c%c%c) ", addr,
|
printf("%08x[%08x-%08x]: (0x%08x %c%c%c%c) ", addr,
|
|
maxa, mina,
|
ibuf[i],
|
ibuf[i],
|
isgraph((ibuf[i]>>24)&0x0ff)?((ibuf[i]>>24)&0x0ff) : '.',
|
isgraph((ibuf[i]>>24)&0x0ff)?((ibuf[i]>>24)&0x0ff) : '.',
|
isgraph((ibuf[i]>>16)&0x0ff)?((ibuf[i]>>16)&0x0ff) : '.',
|
isgraph((ibuf[i]>>16)&0x0ff)?((ibuf[i]>>16)&0x0ff) : '.',
|
isgraph((ibuf[i]>> 8)&0x0ff)?((ibuf[i]>> 8)&0x0ff) : '.',
|
isgraph((ibuf[i]>> 8)&0x0ff)?((ibuf[i]>> 8)&0x0ff) : '.',
|
isgraph((ibuf[i] )&0x0ff)?((ibuf[i] )&0x0ff) : '.'
|
isgraph((ibuf[i] )&0x0ff)?((ibuf[i] )&0x0ff) : '.'
|
);
|
);
|
if (pfcnt)
|
if ((addr>=mina)&&(addr<maxa)&&(pfcnt))
|
printf("%8d %8d ", pfcnt[addr-mina], pfclk[addr-mina]);
|
printf("%8d %8d ", pfcnt[addr-mina], pfclk[addr-mina]);
|
printf("%s\n", lna);
|
printf("%s\n", lna);
|
if (lnb[0])
|
if (lnb[0])
|
printf("%26s%s\n", "", lnb);
|
printf("%26s%s\n", "", lnb);
|
|
|
addr++;
|
addr++;
|
}
|
} if (nr < NZIP)
|
|
break;
|
} fclose(fp);
|
} fclose(fp);
|
}
|
}
|
|
}
|
|
|
int main(int argc, char **argv) {
|
int main(int argc, char **argv) {
|
if (argc <= 1)
|
if (argc <= 1)
|
printf("USAGE: pdump <dump-file> | less\n");
|
printf("USAGE: pdump <dump-file> | less\n");
|
for(int argn=1; argn<argc; argn++) {
|
for(int argn=1; argn<argc; argn++) {
|
