#include "cpu.h"
#include "tcg.h"
#include "hw/hw.h"
+#if !defined(CONFIG_USER_ONLY)
+#include "hw/boards.h"
+#endif
#include "hw/qdev.h"
#include "qemu/osdep.h"
#include "sysemu/kvm.h"
int ret;
/* Use MADV_DONTDUMP, if user doesn't want the guest memory in the core */
- if (!qemu_opt_get_bool(qemu_get_machine_opts(),
- "dump-guest-core", true)) {
+ if (!machine_dump_guest_core(current_machine)) {
ret = qemu_madvise(addr, size, QEMU_MADV_DONTDUMP);
if (ret) {
perror("qemu_madvise");
static int memory_try_enable_merging(void *addr, size_t len)
{
- if (!qemu_opt_get_bool(qemu_get_machine_opts(), "mem-merge", true)) {
+ if (!machine_mem_merge(current_machine)) {
/* disabled by the user */
return 0;
}
abort();
} else {
flags = MAP_FIXED;
- munmap(vaddr, length);
if (block->fd >= 0) {
flags |= (block->flags & RAM_SHARED ?
MAP_SHARED : MAP_PRIVATE);
.endianness = DEVICE_NATIVE_ENDIAN,
};
-static uint64_t subpage_read(void *opaque, hwaddr addr,
- unsigned len)
+static MemTxResult subpage_read(void *opaque, hwaddr addr, uint64_t *data,
+ unsigned len, MemTxAttrs attrs)
{
subpage_t *subpage = opaque;
uint8_t buf[8];
+ MemTxResult res;
#if defined(DEBUG_SUBPAGE)
printf("%s: subpage %p len %u addr " TARGET_FMT_plx "\n", __func__,
subpage, len, addr);
#endif
- address_space_read(subpage->as, addr + subpage->base, buf, len);
+ res = address_space_read(subpage->as, addr + subpage->base,
+ attrs, buf, len);
+ if (res) {
+ return res;
+ }
switch (len) {
case 1:
- return ldub_p(buf);
+ *data = ldub_p(buf);
+ return MEMTX_OK;
case 2:
- return lduw_p(buf);
+ *data = lduw_p(buf);
+ return MEMTX_OK;
case 4:
- return ldl_p(buf);
+ *data = ldl_p(buf);
+ return MEMTX_OK;
case 8:
- return ldq_p(buf);
+ *data = ldq_p(buf);
+ return MEMTX_OK;
default:
abort();
}
}
-static void subpage_write(void *opaque, hwaddr addr,
- uint64_t value, unsigned len)
+static MemTxResult subpage_write(void *opaque, hwaddr addr,
+ uint64_t value, unsigned len, MemTxAttrs attrs)
{
subpage_t *subpage = opaque;
uint8_t buf[8];
default:
abort();
}
- address_space_write(subpage->as, addr + subpage->base, buf, len);
+ return address_space_write(subpage->as, addr + subpage->base,
+ attrs, buf, len);
}
static bool subpage_accepts(void *opaque, hwaddr addr,
}
static const MemoryRegionOps subpage_ops = {
- .read = subpage_read,
- .write = subpage_write,
+ .read_with_attrs = subpage_read,
+ .write_with_attrs = subpage_write,
.impl.min_access_size = 1,
.impl.max_access_size = 8,
.valid.min_access_size = 1,
return l;
}
-bool address_space_rw(AddressSpace *as, hwaddr addr, uint8_t *buf,
- int len, bool is_write)
+MemTxResult address_space_rw(AddressSpace *as, hwaddr addr, MemTxAttrs attrs,
+ uint8_t *buf, int len, bool is_write)
{
hwaddr l;
uint8_t *ptr;
uint64_t val;
hwaddr addr1;
MemoryRegion *mr;
- bool error = false;
+ MemTxResult result = MEMTX_OK;
while (len > 0) {
l = len;
case 8:
/* 64 bit write access */
val = ldq_p(buf);
- error |= io_mem_write(mr, addr1, val, 8);
+ result |= memory_region_dispatch_write(mr, addr1, val, 8,
+ attrs);
break;
case 4:
/* 32 bit write access */
val = ldl_p(buf);
- error |= io_mem_write(mr, addr1, val, 4);
+ result |= memory_region_dispatch_write(mr, addr1, val, 4,
+ attrs);
break;
case 2:
/* 16 bit write access */
val = lduw_p(buf);
- error |= io_mem_write(mr, addr1, val, 2);
+ result |= memory_region_dispatch_write(mr, addr1, val, 2,
+ attrs);
break;
case 1:
/* 8 bit write access */
val = ldub_p(buf);
- error |= io_mem_write(mr, addr1, val, 1);
+ result |= memory_region_dispatch_write(mr, addr1, val, 1,
+ attrs);
break;
default:
abort();
switch (l) {
case 8:
/* 64 bit read access */
- error |= io_mem_read(mr, addr1, &val, 8);
+ result |= memory_region_dispatch_read(mr, addr1, &val, 8,
+ attrs);
stq_p(buf, val);
break;
case 4:
/* 32 bit read access */
- error |= io_mem_read(mr, addr1, &val, 4);
+ result |= memory_region_dispatch_read(mr, addr1, &val, 4,
+ attrs);
stl_p(buf, val);
break;
case 2:
/* 16 bit read access */
- error |= io_mem_read(mr, addr1, &val, 2);
+ result |= memory_region_dispatch_read(mr, addr1, &val, 2,
+ attrs);
stw_p(buf, val);
break;
case 1:
/* 8 bit read access */
- error |= io_mem_read(mr, addr1, &val, 1);
+ result |= memory_region_dispatch_read(mr, addr1, &val, 1,
+ attrs);
stb_p(buf, val);
break;
default:
addr += l;
}
- return error;
+ return result;
}
-bool address_space_write(AddressSpace *as, hwaddr addr,
- const uint8_t *buf, int len)
+MemTxResult address_space_write(AddressSpace *as, hwaddr addr, MemTxAttrs attrs,
+ const uint8_t *buf, int len)
{
- return address_space_rw(as, addr, (uint8_t *)buf, len, true);
+ return address_space_rw(as, addr, attrs, (uint8_t *)buf, len, true);
}
-bool address_space_read(AddressSpace *as, hwaddr addr, uint8_t *buf, int len)
+MemTxResult address_space_read(AddressSpace *as, hwaddr addr, MemTxAttrs attrs,
+ uint8_t *buf, int len)
{
- return address_space_rw(as, addr, buf, len, false);
+ return address_space_rw(as, addr, attrs, buf, len, false);
}
void cpu_physical_memory_rw(hwaddr addr, uint8_t *buf,
int len, int is_write)
{
- address_space_rw(&address_space_memory, addr, buf, len, is_write);
+ address_space_rw(&address_space_memory, addr, MEMTXATTRS_UNSPECIFIED,
+ buf, len, is_write);
}
enum write_rom_type {
memory_region_ref(mr);
bounce.mr = mr;
if (!is_write) {
- address_space_read(as, addr, bounce.buffer, l);
+ address_space_read(as, addr, MEMTXATTRS_UNSPECIFIED,
+ bounce.buffer, l);
}
*plen = l;
return;
}
if (is_write) {
- address_space_write(as, bounce.addr, bounce.buffer, access_len);
+ address_space_write(as, bounce.addr, MEMTXATTRS_UNSPECIFIED,
+ bounce.buffer, access_len);
}
qemu_vfree(bounce.buffer);
bounce.buffer = NULL;
mr = address_space_translate(as, addr, &addr1, &l, false);
if (l < 4 || !memory_access_is_direct(mr, false)) {
/* I/O case */
- io_mem_read(mr, addr1, &val, 4);
+ memory_region_dispatch_read(mr, addr1, &val, 4,
+ MEMTXATTRS_UNSPECIFIED);
#if defined(TARGET_WORDS_BIGENDIAN)
if (endian == DEVICE_LITTLE_ENDIAN) {
val = bswap32(val);
false);
if (l < 8 || !memory_access_is_direct(mr, false)) {
/* I/O case */
- io_mem_read(mr, addr1, &val, 8);
+ memory_region_dispatch_read(mr, addr1, &val, 8,
+ MEMTXATTRS_UNSPECIFIED);
#if defined(TARGET_WORDS_BIGENDIAN)
if (endian == DEVICE_LITTLE_ENDIAN) {
val = bswap64(val);
uint32_t ldub_phys(AddressSpace *as, hwaddr addr)
{
uint8_t val;
- address_space_rw(as, addr, &val, 1, 0);
+ address_space_rw(as, addr, MEMTXATTRS_UNSPECIFIED, &val, 1, 0);
return val;
}
false);
if (l < 2 || !memory_access_is_direct(mr, false)) {
/* I/O case */
- io_mem_read(mr, addr1, &val, 2);
+ memory_region_dispatch_read(mr, addr1, &val, 2,
+ MEMTXATTRS_UNSPECIFIED);
#if defined(TARGET_WORDS_BIGENDIAN)
if (endian == DEVICE_LITTLE_ENDIAN) {
val = bswap16(val);
mr = address_space_translate(as, addr, &addr1, &l,
true);
if (l < 4 || !memory_access_is_direct(mr, true)) {
- io_mem_write(mr, addr1, val, 4);
+ memory_region_dispatch_write(mr, addr1, val, 4,
+ MEMTXATTRS_UNSPECIFIED);
} else {
addr1 += memory_region_get_ram_addr(mr) & TARGET_PAGE_MASK;
ptr = qemu_get_ram_ptr(addr1);
val = bswap32(val);
}
#endif
- io_mem_write(mr, addr1, val, 4);
+ memory_region_dispatch_write(mr, addr1, val, 4,
+ MEMTXATTRS_UNSPECIFIED);
} else {
/* RAM case */
addr1 += memory_region_get_ram_addr(mr) & TARGET_PAGE_MASK;
void stb_phys(AddressSpace *as, hwaddr addr, uint32_t val)
{
uint8_t v = val;
- address_space_rw(as, addr, &v, 1, 1);
+ address_space_rw(as, addr, MEMTXATTRS_UNSPECIFIED, &v, 1, 1);
}
/* warning: addr must be aligned */
val = bswap16(val);
}
#endif
- io_mem_write(mr, addr1, val, 2);
+ memory_region_dispatch_write(mr, addr1, val, 2,
+ MEMTXATTRS_UNSPECIFIED);
} else {
/* RAM case */
addr1 += memory_region_get_ram_addr(mr) & TARGET_PAGE_MASK;
void stq_phys(AddressSpace *as, hwaddr addr, uint64_t val)
{
val = tswap64(val);
- address_space_rw(as, addr, (void *) &val, 8, 1);
+ address_space_rw(as, addr, MEMTXATTRS_UNSPECIFIED, (void *) &val, 8, 1);
}
void stq_le_phys(AddressSpace *as, hwaddr addr, uint64_t val)
{
val = cpu_to_le64(val);
- address_space_rw(as, addr, (void *) &val, 8, 1);
+ address_space_rw(as, addr, MEMTXATTRS_UNSPECIFIED, (void *) &val, 8, 1);
}
void stq_be_phys(AddressSpace *as, hwaddr addr, uint64_t val)
{
val = cpu_to_be64(val);
- address_space_rw(as, addr, (void *) &val, 8, 1);
+ address_space_rw(as, addr, MEMTXATTRS_UNSPECIFIED, (void *) &val, 8, 1);
}
/* virtual memory access for debug (includes writing to ROM) */
if (is_write) {
cpu_physical_memory_write_rom(cpu->as, phys_addr, buf, l);
} else {
- address_space_rw(cpu->as, phys_addr, buf, l, 0);
+ address_space_rw(cpu->as, phys_addr, MEMTXATTRS_UNSPECIFIED,
+ buf, l, 0);
}
len -= l;
buf += l;
projects / qemu.git / blobdiff