}
int glue(load_elf, SZ)(int fd, int64_t virt_to_phys_addend,
- int must_swab, uint64_t *pentry)
+ int must_swab, uint64_t *pentry,
+ uint64_t *lowaddr, uint64_t *highaddr)
{
struct elfhdr ehdr;
struct elf_phdr *phdr = NULL, *ph;
int size, i, total_size;
+ elf_word low = 0, high = 0;
elf_word mem_size, addr;
uint8_t *data = NULL;
if (!phdr)
goto fail;
if (read(fd, phdr, size) != size)
- goto fail1;
+ goto fail;
if (must_swab) {
for(i = 0; i < ehdr.e_phnum; i++) {
ph = &phdr[i];
data = qemu_mallocz(mem_size);
if (ph->p_filesz > 0) {
if (lseek(fd, ph->p_offset, SEEK_SET) < 0)
- goto fail2;
+ goto fail;
if (read(fd, data, ph->p_filesz) != ph->p_filesz)
- goto fail2;
+ goto fail;
}
addr = ph->p_vaddr + virt_to_phys_addend;
cpu_physical_memory_write_rom(addr, data, mem_size);
total_size += mem_size;
+ if (!low || addr < low)
+ low = addr;
+ if (!high || (addr + mem_size) > high)
+ high = addr + mem_size;
qemu_free(data);
data = NULL;
}
}
qemu_free(phdr);
+ if (lowaddr)
+ *lowaddr = (uint64_t)low;
+ if (highaddr)
+ *highaddr = (uint64_t)high;
return total_size;
-fail2:
+ fail:
qemu_free(data);
-fail1:
qemu_free(phdr);
-fail:
return -1;
}
-