diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/libkvm/kvm_arm.c | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/lib/libkvm/kvm_arm.c b/lib/libkvm/kvm_arm.c index b1274e9..2c686b2 100644 --- a/lib/libkvm/kvm_arm.c +++ b/lib/libkvm/kvm_arm.c @@ -128,8 +128,10 @@ _kvm_initvtop(kvm_t *kd) u_long kernbase, physaddr, pa; pd_entry_t *l1pt; Elf32_Ehdr *ehdr; + Elf32_Phdr *phdr; size_t hdrsz; char minihdr[8]; + int found, i; if (!kd->rawdump) { if (pread(kd->pmfd, &minihdr, 8, 0) == 8) { @@ -154,19 +156,33 @@ _kvm_initvtop(kvm_t *kd) hdrsz = ehdr->e_phoff + ehdr->e_phentsize * ehdr->e_phnum; if (_kvm_maphdrs(kd, hdrsz) == -1) return (-1); - nl[0].n_name = "kernbase"; + + phdr = (Elf32_Phdr *)((uint8_t *)ehdr + ehdr->e_phoff); + found = 0; + for (i = 0; i < ehdr->e_phnum; i++) { + if (phdr[i].p_type == PT_DUMP_DELTA) { + kernbase = phdr[i].p_vaddr; + physaddr = phdr[i].p_paddr; + found = 1; + break; + } + } + nl[1].n_name = NULL; - if (kvm_nlist(kd, nl) != 0) - kernbase = KERNBASE; - else - kernbase = nl[0].n_value; + if (!found) { + nl[0].n_name = "kernbase"; + if (kvm_nlist(kd, nl) != 0) + kernbase = KERNBASE; + else + kernbase = nl[0].n_value; - nl[0].n_name = "physaddr"; - if (kvm_nlist(kd, nl) != 0) { - _kvm_err(kd, kd->program, "couldn't get phys addr"); - return (-1); + nl[0].n_name = "physaddr"; + if (kvm_nlist(kd, nl) != 0) { + _kvm_err(kd, kd->program, "couldn't get phys addr"); + return (-1); + } + physaddr = nl[0].n_value; } - physaddr = nl[0].n_value; nl[0].n_name = "kernel_l1pa"; if (kvm_nlist(kd, nl) != 0) { _kvm_err(kd, kd->program, "bad namelist"); |