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author | Peter Maydell <peter.maydell@linaro.org> | 2015-05-18 20:23:16 +0100 |
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committer | Peter Maydell <peter.maydell@linaro.org> | 2015-05-18 20:23:16 +0100 |
commit | 62bf3df432d93fa6eb0f355c460d6d784b7cbc1a (patch) | |
tree | 1130e9024e95c5479bca9ca0fd45557978daa82d /include/hw/net/cadence_gem.h | |
parent | 385057cbec9b4a0eb6150330c572e875ed714965 (diff) | |
parent | 18084b2f71b22b3ec3bf4828b8cb83d1d39e8502 (diff) | |
download | hqemu-62bf3df432d93fa6eb0f355c460d6d784b7cbc1a.zip hqemu-62bf3df432d93fa6eb0f355c460d6d784b7cbc1a.tar.gz |
Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20150518-3' into staging
target-arm:
* New board model: xlnx-ep108
* Some more preparation for AArch64 EL2/EL3
* Fix bugs in access checking for generic counter registers
* Remove a stray '+' sign
# gpg: Signature made Mon May 18 20:13:05 2015 BST using RSA key ID 14360CDE
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>"
* remotes/pmaydell/tags/pull-target-arm-20150518-3: (21 commits)
target-arm: Remove unneeded '+'
target-arm: Correct accessfn for CNTV_TVAL_EL0
target-arm: Correct accessfn for CNTP_{CT}VAL_EL0
target-arm: Add WFx syndrome function
target-arm: Add EL3 and EL2 TCR checking
target-arm: Add TTBR regime function and use
linux-user/arm: Correct TARGET_NR_timerfd to TARGET_NR_timerfd_create
arm: xlnx-ep108: Add bootloading
arm: xlnx-ep108: Add external RAM
arm: Add xlnx-ep108 machine
arm: xlnx-zynqmp: Add UART support
char: cadence_uart: Split state struct and type into header
char: cadence_uart: Clean up variable names
arm: xlnx-zynqmp: Add GEM support
net: cadence_gem: Split state struct and type into header
net: cadence_gem: Clean up variable names
arm: xlnx-zynqmp: Connect CPU Timers to GIC
arm: xlnx-zynqmp: Add GIC
arm: Introduce Xilinx ZynqMP SoC
target-arm: cpu64: Add support for Cortex-A53
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/net/cadence_gem.h')
-rw-r--r-- | include/hw/net/cadence_gem.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/include/hw/net/cadence_gem.h b/include/hw/net/cadence_gem.h new file mode 100644 index 0000000..f2e08e3 --- /dev/null +++ b/include/hw/net/cadence_gem.h @@ -0,0 +1,73 @@ +/* + * QEMU Cadence GEM emulation + * + * Copyright (c) 2011 Xilinx, Inc. + * + * 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. + */ + +#ifndef CADENCE_GEM_H + +#define TYPE_CADENCE_GEM "cadence_gem" +#define CADENCE_GEM(obj) OBJECT_CHECK(CadenceGEMState, (obj), TYPE_CADENCE_GEM) + +#include "net/net.h" +#include "hw/sysbus.h" + +#define CADENCE_GEM_MAXREG (0x00000640/4) /* Last valid GEM address */ + +typedef struct CadenceGEMState { + /*< private >*/ + SysBusDevice parent_obj; + + /*< public >*/ + MemoryRegion iomem; + NICState *nic; + NICConf conf; + qemu_irq irq; + + /* GEM registers backing store */ + uint32_t regs[CADENCE_GEM_MAXREG]; + /* Mask of register bits which are write only */ + uint32_t regs_wo[CADENCE_GEM_MAXREG]; + /* Mask of register bits which are read only */ + uint32_t regs_ro[CADENCE_GEM_MAXREG]; + /* Mask of register bits which are clear on read */ + uint32_t regs_rtc[CADENCE_GEM_MAXREG]; + /* Mask of register bits which are write 1 to clear */ + uint32_t regs_w1c[CADENCE_GEM_MAXREG]; + + /* PHY registers backing store */ + uint16_t phy_regs[32]; + + uint8_t phy_loop; /* Are we in phy loopback? */ + + /* The current DMA descriptor pointers */ + uint32_t rx_desc_addr; + uint32_t tx_desc_addr; + + uint8_t can_rx_state; /* Debug only */ + + unsigned rx_desc[2]; + + bool sar_active[4]; +} CadenceGEMState; + +#define CADENCE_GEM_H +#endif |