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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/net/xilinx_ethlite.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/net/xilinx_ethlite.c')
-rw-r--r--qemu/hw/net/xilinx_ethlite.c276
1 files changed, 0 insertions, 276 deletions
diff --git a/qemu/hw/net/xilinx_ethlite.c b/qemu/hw/net/xilinx_ethlite.c
deleted file mode 100644
index bc846e709..000000000
--- a/qemu/hw/net/xilinx_ethlite.c
+++ /dev/null
@@ -1,276 +0,0 @@
-/*
- * QEMU model of the Xilinx Ethernet Lite MAC.
- *
- * Copyright (c) 2009 Edgar E. Iglesias.
- *
- * 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 "qemu-common.h"
-#include "cpu.h" /* FIXME should not use tswap* */
-#include "hw/sysbus.h"
-#include "hw/hw.h"
-#include "net/net.h"
-
-#define D(x)
-#define R_TX_BUF0 0
-#define R_TX_LEN0 (0x07f4 / 4)
-#define R_TX_GIE0 (0x07f8 / 4)
-#define R_TX_CTRL0 (0x07fc / 4)
-#define R_TX_BUF1 (0x0800 / 4)
-#define R_TX_LEN1 (0x0ff4 / 4)
-#define R_TX_CTRL1 (0x0ffc / 4)
-
-#define R_RX_BUF0 (0x1000 / 4)
-#define R_RX_CTRL0 (0x17fc / 4)
-#define R_RX_BUF1 (0x1800 / 4)
-#define R_RX_CTRL1 (0x1ffc / 4)
-#define R_MAX (0x2000 / 4)
-
-#define GIE_GIE 0x80000000
-
-#define CTRL_I 0x8
-#define CTRL_P 0x2
-#define CTRL_S 0x1
-
-#define TYPE_XILINX_ETHLITE "xlnx.xps-ethernetlite"
-#define XILINX_ETHLITE(obj) \
- OBJECT_CHECK(struct xlx_ethlite, (obj), TYPE_XILINX_ETHLITE)
-
-struct xlx_ethlite
-{
- SysBusDevice parent_obj;
-
- MemoryRegion mmio;
- qemu_irq irq;
- NICState *nic;
- NICConf conf;
-
- uint32_t c_tx_pingpong;
- uint32_t c_rx_pingpong;
- unsigned int txbuf;
- unsigned int rxbuf;
-
- uint32_t regs[R_MAX];
-};
-
-static inline void eth_pulse_irq(struct xlx_ethlite *s)
-{
- /* Only the first gie reg is active. */
- if (s->regs[R_TX_GIE0] & GIE_GIE) {
- qemu_irq_pulse(s->irq);
- }
-}
-
-static uint64_t
-eth_read(void *opaque, hwaddr addr, unsigned int size)
-{
- struct xlx_ethlite *s = opaque;
- uint32_t r = 0;
-
- addr >>= 2;
-
- switch (addr)
- {
- case R_TX_GIE0:
- case R_TX_LEN0:
- case R_TX_LEN1:
- case R_TX_CTRL1:
- case R_TX_CTRL0:
- case R_RX_CTRL1:
- case R_RX_CTRL0:
- r = s->regs[addr];
- D(qemu_log("%s " TARGET_FMT_plx "=%x\n", __func__, addr * 4, r));
- break;
-
- default:
- r = tswap32(s->regs[addr]);
- break;
- }
- return r;
-}
-
-static void
-eth_write(void *opaque, hwaddr addr,
- uint64_t val64, unsigned int size)
-{
- struct xlx_ethlite *s = opaque;
- unsigned int base = 0;
- uint32_t value = val64;
-
- addr >>= 2;
- switch (addr)
- {
- case R_TX_CTRL0:
- case R_TX_CTRL1:
- if (addr == R_TX_CTRL1)
- base = 0x800 / 4;
-
- D(qemu_log("%s addr=" TARGET_FMT_plx " val=%x\n",
- __func__, addr * 4, value));
- if ((value & (CTRL_P | CTRL_S)) == CTRL_S) {
- qemu_send_packet(qemu_get_queue(s->nic),
- (void *) &s->regs[base],
- s->regs[base + R_TX_LEN0]);
- D(qemu_log("eth_tx %d\n", s->regs[base + R_TX_LEN0]));
- if (s->regs[base + R_TX_CTRL0] & CTRL_I)
- eth_pulse_irq(s);
- } else if ((value & (CTRL_P | CTRL_S)) == (CTRL_P | CTRL_S)) {
- memcpy(&s->conf.macaddr.a[0], &s->regs[base], 6);
- if (s->regs[base + R_TX_CTRL0] & CTRL_I)
- eth_pulse_irq(s);
- }
-
- /* We are fast and get ready pretty much immediately so
- we actually never flip the S nor P bits to one. */
- s->regs[addr] = value & ~(CTRL_P | CTRL_S);
- break;
-
- /* Keep these native. */
- case R_RX_CTRL0:
- case R_RX_CTRL1:
- if (!(value & CTRL_S)) {
- qemu_flush_queued_packets(qemu_get_queue(s->nic));
- }
- /* fall through */
- case R_TX_LEN0:
- case R_TX_LEN1:
- case R_TX_GIE0:
- D(qemu_log("%s addr=" TARGET_FMT_plx " val=%x\n",
- __func__, addr * 4, value));
- s->regs[addr] = value;
- break;
-
- default:
- s->regs[addr] = tswap32(value);
- break;
- }
-}
-
-static const MemoryRegionOps eth_ops = {
- .read = eth_read,
- .write = eth_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
- .valid = {
- .min_access_size = 4,
- .max_access_size = 4
- }
-};
-
-static int eth_can_rx(NetClientState *nc)
-{
- struct xlx_ethlite *s = qemu_get_nic_opaque(nc);
- unsigned int rxbase = s->rxbuf * (0x800 / 4);
-
- return !(s->regs[rxbase + R_RX_CTRL0] & CTRL_S);
-}
-
-static ssize_t eth_rx(NetClientState *nc, const uint8_t *buf, size_t size)
-{
- struct xlx_ethlite *s = qemu_get_nic_opaque(nc);
- unsigned int rxbase = s->rxbuf * (0x800 / 4);
-
- /* DA filter. */
- if (!(buf[0] & 0x80) && memcmp(&s->conf.macaddr.a[0], buf, 6))
- return size;
-
- if (s->regs[rxbase + R_RX_CTRL0] & CTRL_S) {
- D(qemu_log("ethlite lost packet %x\n", s->regs[R_RX_CTRL0]));
- return -1;
- }
-
- D(qemu_log("%s %zd rxbase=%x\n", __func__, size, rxbase));
- memcpy(&s->regs[rxbase + R_RX_BUF0], buf, size);
-
- s->regs[rxbase + R_RX_CTRL0] |= CTRL_S;
- if (s->regs[R_RX_CTRL0] & CTRL_I) {
- eth_pulse_irq(s);
- }
-
- /* If c_rx_pingpong was set flip buffers. */
- s->rxbuf ^= s->c_rx_pingpong;
- return size;
-}
-
-static void xilinx_ethlite_reset(DeviceState *dev)
-{
- struct xlx_ethlite *s = XILINX_ETHLITE(dev);
-
- s->rxbuf = 0;
-}
-
-static NetClientInfo net_xilinx_ethlite_info = {
- .type = NET_CLIENT_OPTIONS_KIND_NIC,
- .size = sizeof(NICState),
- .can_receive = eth_can_rx,
- .receive = eth_rx,
-};
-
-static void xilinx_ethlite_realize(DeviceState *dev, Error **errp)
-{
- struct xlx_ethlite *s = XILINX_ETHLITE(dev);
-
- qemu_macaddr_default_if_unset(&s->conf.macaddr);
- s->nic = qemu_new_nic(&net_xilinx_ethlite_info, &s->conf,
- object_get_typename(OBJECT(dev)), dev->id, s);
- qemu_format_nic_info_str(qemu_get_queue(s->nic), s->conf.macaddr.a);
-}
-
-static void xilinx_ethlite_init(Object *obj)
-{
- struct xlx_ethlite *s = XILINX_ETHLITE(obj);
-
- sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->irq);
-
- memory_region_init_io(&s->mmio, obj, &eth_ops, s,
- "xlnx.xps-ethernetlite", R_MAX * 4);
- sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->mmio);
-}
-
-static Property xilinx_ethlite_properties[] = {
- DEFINE_PROP_UINT32("tx-ping-pong", struct xlx_ethlite, c_tx_pingpong, 1),
- DEFINE_PROP_UINT32("rx-ping-pong", struct xlx_ethlite, c_rx_pingpong, 1),
- DEFINE_NIC_PROPERTIES(struct xlx_ethlite, conf),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void xilinx_ethlite_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- dc->realize = xilinx_ethlite_realize;
- dc->reset = xilinx_ethlite_reset;
- dc->props = xilinx_ethlite_properties;
-}
-
-static const TypeInfo xilinx_ethlite_info = {
- .name = TYPE_XILINX_ETHLITE,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(struct xlx_ethlite),
- .instance_init = xilinx_ethlite_init,
- .class_init = xilinx_ethlite_class_init,
-};
-
-static void xilinx_ethlite_register_types(void)
-{
- type_register_static(&xilinx_ethlite_info);
-}
-
-type_init(xilinx_ethlite_register_types)