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

add bl60x/bl70x/bl61x/bl808 (#7063)

2023-03-19T06:41:18Z

Co-authored-by: flyingcys

[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/c906] fix "next_asid" type error (#7031)

2023-03-09T12:25:54Z

MAX_ASID最大为0x10000，在next_asid==MAX_ASID时进入下一个generation。因此next_asid不能只有16位，否则将不能进入下一个generation。修改rt_uint16_t为rt_uint32_t。

[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