Support for ARM64 ASID to enhance virtual memory management efficiency
by reducing the need for TLB flushes during address space switches.
These changes improve performance especially for multi-process systems.
Changes:
- Added `ARCH_USING_ASID` configuration in `libcpu/aarch64/Kconfig`.
- Defined ASID-related constants in `mmu.h`.
- Updated `TLBI_ARG` macro to include ASID manipulation.
- Implemented ASID allocation mechanism with spinlock synchronization.
- Enhanced TLB invalidation to support ASID-specific operations.
- Modified `rt_hw_aspace_switch` to use ASIDs when switching address spaces.
- Adjusted debug logging and function documentation to reflect ASID usage.
- Refactored AArch64 MMU and TLB handling for ASID integration.
Signed-off-by: Shell <smokewood@qq.com>
* [DM/FEATURE] Support NVME
1. Support PRP and SGL (>= NVME v1.1) transport.
2. Support MSI/MSI-X for IO queues.
3. Support NVME on PCI.
Signed-off-by: GuEe-GUI <2991707448@qq.com>
1. Disk and blk device management.
2. Support partitions probe auto.
3. Support DFS and user mode fops, ioctl.
4. Add a cmd for blk info.
Signed-off-by: GuEe-GUI <2991707448@qq.com>
1. Default return OK when input NULL (if is not necessary in device).
2. Support object parse in OFW.
3. Support CLK depends fix auto.
4. Fixup rt_clk_array_prepare_enable and rt_clk_array_disable_unprepare.
Signed-off-by: GuEe-GUI <2991707448@qq.com>
old phy bus is too simple add phy_bus is not adapt rt_bus framework,so writer a stronger phy bus framework.
here is my commit message:
add mdio bus and phy bus to kernel,the phy bus use rt_bus framewok ,driver writer can write phy_driver first .when mac driver need to use phy they can register phy_device and pjhy_devie will serach for driver which match by uid and mask,if no driver match with the device that you register,phy_bus will return the genphy to you device,the genphy driver is the general driver for phy,so you can use it but it can not support the capcity of chip it may be cause performance is not up to peak
We need a API to fix the driver load auto when
a second driver get it in probe process that
we can not be careful of the driver-to-driver's
depends in different SoC.
Signed-off-by: GuEe-GUI <2991707448@qq.com>
Drivers can manage their own IDs without having to concern
themselves with the register/unregister in system
Link: https://github.com/RT-Thread/rt-thread/issues/9534
Signed-off-by: GuEe-GUI <2991707448@qq.com>
Meco Man
Shell
PermissionDenied7335
GUI
Kai
ligr
heyuanjie87
GuEe-GUI
zhangjing
zhuzhuzhu
Supper Thomas