rt-thread.git/libcpu/risc-v/t-head, branch serialX-dev

[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

为c906添加asid支持 (#6870)

2023-01-28T18:08:40Z

* [rt-smart] asid for c906

[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

[bsp]add new bsp-bl808 (#6824)

2023-01-07T07:03:21Z

* add new bsp-bl808 * support ARCH_RISCV_FPU_S && update rtconfig.py

[rt-smart] 弱化 RT_USING_LWP，使用 RT_USING_SMART 作为宏配置 (#6740)

2022-12-16T10:38:28Z

* [dfs] sync cromfs * [rt-smart]Weaken RT_USING_LWP, use RT_USING_SMART as macro configuration * [format] fix some format issue.

[rtdef] use lower-case to define attributes (#6728)

2022-12-11T18:12:03Z

* [rtdef] rename RT_WEAK attribute as rt_weak * [rtdef] rename RT_USED attribute as rt_used * [rtdef] rename RT_SECTION attribute as rt_section * [rtdef] rename ALIGN attribute as rt_align * [legacy] add RT_USED ALIGN RT_SECTION RT_WEAK as legacy support

sync branch rt-smart. (#6641)

2022-12-03T04:07:44Z

* Synchronize the code of the rt mart branch to the master branch. * TTY device * Add lwP code from rt-smart * Add vnode in DFS, but DFS will be re-write for rt-smart * There are three libcpu for rt-smart: * arm/cortex-a, arm/aarch64 * riscv64 Co-authored-by: Rbb666 Co-authored-by: zhkag