summaryrefslogtreecommitdiffstats
path: root/qemu/hw/nvram/ds1225y.c
diff options
context:
space:
mode:
authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/nvram/ds1225y.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/hw/nvram/ds1225y.c')
-rw-r--r--qemu/hw/nvram/ds1225y.c170
1 files changed, 0 insertions, 170 deletions
diff --git a/qemu/hw/nvram/ds1225y.c b/qemu/hw/nvram/ds1225y.c
deleted file mode 100644
index 57d5ab215..000000000
--- a/qemu/hw/nvram/ds1225y.c
+++ /dev/null
@@ -1,170 +0,0 @@
-/*
- * QEMU NVRAM emulation for DS1225Y chip
- *
- * Copyright (c) 2007-2008 Hervé Poussineau
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "qemu/osdep.h"
-#include "hw/sysbus.h"
-#include "trace.h"
-
-typedef struct {
- MemoryRegion iomem;
- uint32_t chip_size;
- char *filename;
- FILE *file;
- uint8_t *contents;
-} NvRamState;
-
-static uint64_t nvram_read(void *opaque, hwaddr addr, unsigned size)
-{
- NvRamState *s = opaque;
- uint32_t val;
-
- val = s->contents[addr];
- trace_nvram_read(addr, val);
- return val;
-}
-
-static void nvram_write(void *opaque, hwaddr addr, uint64_t val,
- unsigned size)
-{
- NvRamState *s = opaque;
-
- val &= 0xff;
- trace_nvram_write(addr, s->contents[addr], val);
-
- s->contents[addr] = val;
- if (s->file) {
- fseek(s->file, addr, SEEK_SET);
- fputc(val, s->file);
- fflush(s->file);
- }
-}
-
-static const MemoryRegionOps nvram_ops = {
- .read = nvram_read,
- .write = nvram_write,
- .impl = {
- .min_access_size = 1,
- .max_access_size = 1,
- },
- .endianness = DEVICE_LITTLE_ENDIAN,
-};
-
-static int nvram_post_load(void *opaque, int version_id)
-{
- NvRamState *s = opaque;
-
- /* Close file, as filename may has changed in load/store process */
- if (s->file) {
- fclose(s->file);
- }
-
- /* Write back nvram contents */
- s->file = fopen(s->filename, "wb");
- if (s->file) {
- /* Write back contents, as 'wb' mode cleaned the file */
- if (fwrite(s->contents, s->chip_size, 1, s->file) != 1) {
- printf("nvram_post_load: short write\n");
- }
- fflush(s->file);
- }
-
- return 0;
-}
-
-static const VMStateDescription vmstate_nvram = {
- .name = "nvram",
- .version_id = 0,
- .minimum_version_id = 0,
- .post_load = nvram_post_load,
- .fields = (VMStateField[]) {
- VMSTATE_VARRAY_UINT32(contents, NvRamState, chip_size, 0,
- vmstate_info_uint8, uint8_t),
- VMSTATE_END_OF_LIST()
- }
-};
-
-#define TYPE_DS1225Y "ds1225y"
-#define DS1225Y(obj) OBJECT_CHECK(SysBusNvRamState, (obj), TYPE_DS1225Y)
-
-typedef struct {
- SysBusDevice parent_obj;
-
- NvRamState nvram;
-} SysBusNvRamState;
-
-static int nvram_sysbus_initfn(SysBusDevice *dev)
-{
- SysBusNvRamState *sys = DS1225Y(dev);
- NvRamState *s = &sys->nvram;
- FILE *file;
-
- s->contents = g_malloc0(s->chip_size);
-
- memory_region_init_io(&s->iomem, OBJECT(s), &nvram_ops, s,
- "nvram", s->chip_size);
- sysbus_init_mmio(dev, &s->iomem);
-
- /* Read current file */
- file = fopen(s->filename, "rb");
- if (file) {
- /* Read nvram contents */
- if (fread(s->contents, s->chip_size, 1, file) != 1) {
- printf("nvram_sysbus_initfn: short read\n");
- }
- fclose(file);
- }
- nvram_post_load(s, 0);
-
- return 0;
-}
-
-static Property nvram_sysbus_properties[] = {
- DEFINE_PROP_UINT32("size", SysBusNvRamState, nvram.chip_size, 0x2000),
- DEFINE_PROP_STRING("filename", SysBusNvRamState, nvram.filename),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void nvram_sysbus_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
- SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
-
- k->init = nvram_sysbus_initfn;
- dc->vmsd = &vmstate_nvram;
- dc->props = nvram_sysbus_properties;
-}
-
-static const TypeInfo nvram_sysbus_info = {
- .name = TYPE_DS1225Y,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(SysBusNvRamState),
- .class_init = nvram_sysbus_class_init,
-};
-
-static void nvram_register_types(void)
-{
- type_register_static(&nvram_sysbus_info);
-}
-
-type_init(nvram_register_types)