/* Swap from UUID format endian (BE) to the opposite or vice versa.
*/
void qemu_uuid_bswap(QemuUUID *uuid)
{
assert(QEMU_PTR_IS_ALIGNED(uuid, sizeof(uint32_t)));
bswap32s(&uuid->fields.time_low);
bswap16s(&uuid->fields.time_mid);
bswap16s(&uuid->fields.time_high_and_version);
}
static void bswap_sym(struct elf_sym *sym)
{
bswap32s(&sym->st_name);
bswaptls(&sym->st_value);
bswaptls(&sym->st_size);
bswap16s(&sym->st_shndx);
}
static void bswap_ehdr(struct elfhdr *ehdr)
{
bswap16s(&ehdr->e_type); /* Object file type */
bswap16s(&ehdr->e_machine); /* Architecture */
bswap32s(&ehdr->e_version); /* Object file version */
bswaptls(&ehdr->e_entry); /* Entry point virtual address */
bswaptls(&ehdr->e_phoff); /* Program header table file offset */
bswaptls(&ehdr->e_shoff); /* Section header table file offset */
bswap32s(&ehdr->e_flags); /* Processor-specific flags */
bswap16s(&ehdr->e_ehsize); /* ELF header size in bytes */
bswap16s(&ehdr->e_phentsize); /* Program header table entry size */
bswap16s(&ehdr->e_phnum); /* Program header table entry count */
bswap16s(&ehdr->e_shentsize); /* Section header table entry size */
bswap16s(&ehdr->e_shnum); /* Section header table entry count */
bswap16s(&ehdr->e_shstrndx); /* Section header string table index */
}
/* Note: on sparc, the lance 16 bit bus is swapped */
void ledma_memory_read(void *opaque, hwaddr addr,
uint8_t *buf, int len, int do_bswap)
{
DMAState *s = opaque;
int i;
addr |= s->dmaregs[3];
trace_ledma_memory_read(addr);
if (do_bswap) {
sparc_iommu_memory_read(s->iommu, addr, buf, len);
} else {
addr &= ~1;
len &= ~1;
sparc_iommu_memory_read(s->iommu, addr, buf, len);
for(i = 0; i < len; i += 2) {
bswap16s((uint16_t *)(buf + i));
}
}
}
/* Note: on sparc, the lance 16 bit bus is swapped */
void ledma_memory_read(void *opaque, target_phys_addr_t addr,
uint8_t *buf, int len, int do_bswap)
{
DMAState *s = opaque;
int i;
DPRINTF("DMA write, direction: %c, addr 0x%8.8x\n",
s->dmaregs[0] & DMA_WRITE_MEM ? 'w': 'r', s->dmaregs[1]);
addr |= s->dmaregs[7];
if (do_bswap) {
sparc_iommu_memory_read(s->iommu, addr, buf, len);
} else {
addr &= ~1;
len &= ~1;
sparc_iommu_memory_read(s->iommu, addr, buf, len);
for(i = 0; i < len; i += 2) {
bswap16s((uint16_t *)(buf + i));
}
}
}
/* Change UUID from little endian (IPRT = VirtualBox format) to big endian
* format (network byte order, standard, see RFC 4122) and vice versa.
*/
static void uuid_convert(uuid_t uuid)
{
bswap32s((uint32_t *)&uuid[0]);
bswap16s((uint16_t *)&uuid[4]);
bswap16s((uint16_t *)&uuid[6]);
}
