rt-thread.git/libcpu/risc-v/virt64, branch v5.0.x

[rt-smart] testcase & improvements for memory management (#7099)

2023-03-30T00:25:15Z

* [utest/mm] add testcase for create/init format codes of create/init in components/mm * [libcpu/aarch64] fix user stack check routine * [kservice] export API for utest * [utest/mm] testcase for aspace_map format & modify the files under components/mm related with aspace_map * [lwp/user_mm] add user_map_varea for mmap feature * [mm] rename rt_mm_fault_try_fix to rt_aspace_fault_try_fix * [utest/mm] testcase for synchronization * [mm] modify unmap api to improve throughput * [utest/mm] testcases for cache and varea map * [format] remove extra space * [utest/mm] fix testcase problem in header * [lwp] extend map_user_varea with a flag * [utest/mm] testcase for lwp_map_user_varea * [libcpu/arm/cortex-a] fix kernel space layout * [utest/mm] adjust for armv7 arch

[atomic]添加arm与risc-v下的常用原子操作函数 (#7053)

2023-03-23T12:06:50Z

* Update Kconfig * Update trap_gcc.S * Update bsp/hifive1/drivers/SConscript Co-authored-by: Man, Jianting (Meco) <920369182@qq.com> * Update SConscript * [atomic]提交一份arm与risc-v架构下的常用原子操作函数 * 修改变量类型 * 更新rtatomic.h与atomic_port.c * 更新rt-thread\libcpu\arm\common\atomic_port.c * 更新include/rtatomic.h与libcpu/arm/common/SConscript * 更新include/rtatomic.h * 修正格式与Kconfig * 修正格式与文件结构 * 规范文件格式与文件重命名 * 添加测试用例与CI * 添加函数声明 * 修改virt64/SConscript 添加atomic_riscv.c * 1.规范代码风格 * 2.添加RISC-V64原子指令支持解决在RV64下编译器将32-bit运算结果扩展为64-bit 导致判断错误 * 添加C11标准库原子操作测试 --------- Co-authored-by: Man, Jianting (Meco) <920369182@qq.com>

[rt-smart] move sys_cacheflush to lwp_syscall.c (#7048)

2023-03-17T07:11:38Z

* [syscall] move sys_cacheflush to lwp_syscall.c * [syscall] improve assertion * [format] rename to rt_ctassert * [debug] modified ct assertion on mm_page.c

[libcpu/risc-v] support noncached normal memory (#7051)

2023-03-16T02:26:55Z

* [libcpu/risc-v] support noncached normal memory * [mm] check before dereference in _fetch_page * [mm] add comments on ioremap * [ioremap] report more info on failed

[libcpu/riscv/virt64] fix (#5979) (#7040)

2023-03-11T04:34:14Z

[rt-smart] handling kernel from accessing unmapped user stack (#6957)

2023-02-24T06:52:16Z

[rt-smart] handling kernel from accessing unmapped user stack

[fixup] add cache maintenance ops;

2023-02-21T00:48:49Z

fix bugs on cache maintenance when starting user app

[rt-smart] PV_OFFSET as a variable (#6904)

2023-02-14T15:08:32Z

* [rt-smart/mem] remove pv_offset * [rt-smart] list kernel space command * [rt-smart] restore ioremap region * [revert] restore kernel space isolation * [rt-smart/pv_off] code format * [rt-smart] add get_pvoff() * [pvoffset] pvoff as constant for C codes * [pvoff] pvoff as interfaces

[rt-smart] porting c906 and D1s to mm (#6848)

2023-01-16T00:24:03Z

* [rv64/bsp] porting to mm * [mm] report more info for debugging * [fix] code format * [libcpu/c906] porting to RTOS * [fix] using rtdbg api * [fix] add return * [fix] report more information for debugging * [fix] use assert 0 for unrecoverable error

[rt-smart] kernel virtual memory management layer (#6809)

2023-01-09T02:08:55Z

synchronize virtual memory system works. adding kernel virtual memory management layer for page-based MMU enabled architecture porting libcpu MMU codes porting lwp memory related codes