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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/pci/pci_host.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/pci/pci_host.c')
-rw-r--r--qemu/hw/pci/pci_host.c207
1 files changed, 0 insertions, 207 deletions
diff --git a/qemu/hw/pci/pci_host.c b/qemu/hw/pci/pci_host.c
deleted file mode 100644
index 5eaa935cb..000000000
--- a/qemu/hw/pci/pci_host.c
+++ /dev/null
@@ -1,207 +0,0 @@
-/*
- * pci_host.c
- *
- * Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp>
- * VA Linux Systems Japan K.K.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
-
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
-
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "qemu/osdep.h"
-#include "hw/pci/pci.h"
-#include "hw/pci/pci_host.h"
-#include "hw/pci/pci_bus.h"
-#include "trace.h"
-
-/* debug PCI */
-//#define DEBUG_PCI
-
-#ifdef DEBUG_PCI
-#define PCI_DPRINTF(fmt, ...) \
-do { printf("pci_host_data: " fmt , ## __VA_ARGS__); } while (0)
-#else
-#define PCI_DPRINTF(fmt, ...)
-#endif
-
-/*
- * PCI address
- * bit 16 - 24: bus number
- * bit 8 - 15: devfun number
- * bit 0 - 7: offset in configuration space of a given pci device
- */
-
-/* the helper function to get a PCIDevice* for a given pci address */
-static inline PCIDevice *pci_dev_find_by_addr(PCIBus *bus, uint32_t addr)
-{
- uint8_t bus_num = addr >> 16;
- uint8_t devfn = addr >> 8;
-
- return pci_find_device(bus, bus_num, devfn);
-}
-
-void pci_host_config_write_common(PCIDevice *pci_dev, uint32_t addr,
- uint32_t limit, uint32_t val, uint32_t len)
-{
- assert(len <= 4);
- /* non-zero functions are only exposed when function 0 is present,
- * allowing direct removal of unexposed functions.
- */
- if (pci_dev->qdev.hotplugged && !pci_get_function_0(pci_dev)) {
- return;
- }
-
- trace_pci_cfg_write(pci_dev->name, PCI_SLOT(pci_dev->devfn),
- PCI_FUNC(pci_dev->devfn), addr, val);
- pci_dev->config_write(pci_dev, addr, val, MIN(len, limit - addr));
-}
-
-uint32_t pci_host_config_read_common(PCIDevice *pci_dev, uint32_t addr,
- uint32_t limit, uint32_t len)
-{
- uint32_t ret;
-
- assert(len <= 4);
- /* non-zero functions are only exposed when function 0 is present,
- * allowing direct removal of unexposed functions.
- */
- if (pci_dev->qdev.hotplugged && !pci_get_function_0(pci_dev)) {
- return ~0x0;
- }
-
- ret = pci_dev->config_read(pci_dev, addr, MIN(len, limit - addr));
- trace_pci_cfg_read(pci_dev->name, PCI_SLOT(pci_dev->devfn),
- PCI_FUNC(pci_dev->devfn), addr, ret);
-
- return ret;
-}
-
-void pci_data_write(PCIBus *s, uint32_t addr, uint32_t val, int len)
-{
- PCIDevice *pci_dev = pci_dev_find_by_addr(s, addr);
- uint32_t config_addr = addr & (PCI_CONFIG_SPACE_SIZE - 1);
-
- if (!pci_dev) {
- return;
- }
-
- PCI_DPRINTF("%s: %s: addr=%02" PRIx32 " val=%08" PRIx32 " len=%d\n",
- __func__, pci_dev->name, config_addr, val, len);
- pci_host_config_write_common(pci_dev, config_addr, PCI_CONFIG_SPACE_SIZE,
- val, len);
-}
-
-uint32_t pci_data_read(PCIBus *s, uint32_t addr, int len)
-{
- PCIDevice *pci_dev = pci_dev_find_by_addr(s, addr);
- uint32_t config_addr = addr & (PCI_CONFIG_SPACE_SIZE - 1);
- uint32_t val;
-
- if (!pci_dev) {
- return ~0x0;
- }
-
- val = pci_host_config_read_common(pci_dev, config_addr,
- PCI_CONFIG_SPACE_SIZE, len);
- PCI_DPRINTF("%s: %s: addr=%02"PRIx32" val=%08"PRIx32" len=%d\n",
- __func__, pci_dev->name, config_addr, val, len);
-
- return val;
-}
-
-static void pci_host_config_write(void *opaque, hwaddr addr,
- uint64_t val, unsigned len)
-{
- PCIHostState *s = opaque;
-
- PCI_DPRINTF("%s addr " TARGET_FMT_plx " len %d val %"PRIx64"\n",
- __func__, addr, len, val);
- if (addr != 0 || len != 4) {
- return;
- }
- s->config_reg = val;
-}
-
-static uint64_t pci_host_config_read(void *opaque, hwaddr addr,
- unsigned len)
-{
- PCIHostState *s = opaque;
- uint32_t val = s->config_reg;
-
- PCI_DPRINTF("%s addr " TARGET_FMT_plx " len %d val %"PRIx32"\n",
- __func__, addr, len, val);
- return val;
-}
-
-static void pci_host_data_write(void *opaque, hwaddr addr,
- uint64_t val, unsigned len)
-{
- PCIHostState *s = opaque;
- PCI_DPRINTF("write addr " TARGET_FMT_plx " len %d val %x\n",
- addr, len, (unsigned)val);
- if (s->config_reg & (1u << 31))
- pci_data_write(s->bus, s->config_reg | (addr & 3), val, len);
-}
-
-static uint64_t pci_host_data_read(void *opaque,
- hwaddr addr, unsigned len)
-{
- PCIHostState *s = opaque;
- uint32_t val;
- if (!(s->config_reg & (1U << 31))) {
- return 0xffffffff;
- }
- val = pci_data_read(s->bus, s->config_reg | (addr & 3), len);
- PCI_DPRINTF("read addr " TARGET_FMT_plx " len %d val %x\n",
- addr, len, val);
- return val;
-}
-
-const MemoryRegionOps pci_host_conf_le_ops = {
- .read = pci_host_config_read,
- .write = pci_host_config_write,
- .endianness = DEVICE_LITTLE_ENDIAN,
-};
-
-const MemoryRegionOps pci_host_conf_be_ops = {
- .read = pci_host_config_read,
- .write = pci_host_config_write,
- .endianness = DEVICE_BIG_ENDIAN,
-};
-
-const MemoryRegionOps pci_host_data_le_ops = {
- .read = pci_host_data_read,
- .write = pci_host_data_write,
- .endianness = DEVICE_LITTLE_ENDIAN,
-};
-
-const MemoryRegionOps pci_host_data_be_ops = {
- .read = pci_host_data_read,
- .write = pci_host_data_write,
- .endianness = DEVICE_BIG_ENDIAN,
-};
-
-static const TypeInfo pci_host_type_info = {
- .name = TYPE_PCI_HOST_BRIDGE,
- .parent = TYPE_SYS_BUS_DEVICE,
- .abstract = true,
- .class_size = sizeof(PCIHostBridgeClass),
- .instance_size = sizeof(PCIHostState),
-};
-
-static void pci_host_register_types(void)
-{
- type_register_static(&pci_host_type_info);
-}
-
-type_init(pci_host_register_types)