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

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* [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
This commit is contained in:
Shell
2023-02-14 23:08:32 +08:00
committed by GitHub
parent fc1aced665
commit 2d09749086
23 changed files with 122 additions and 64 deletions
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libcpu/aarch64/common/mmu.c
+8 -1
View File
@@ -309,6 +309,9 @@ void rt_hw_mmu_setup(rt_aspace_t aspace, struct mem_desc *mdesc, int desc_nr)
mdesc->vaddr_start + 1,
.prefer = (void *)mdesc->vaddr_start};
if (mdesc->paddr_start == (rt_size_t)ARCH_MAP_FAILED)
mdesc->paddr_start = mdesc->vaddr_start + PV_OFFSET;
rt_aspace_map_phy_static(aspace, &mdesc->varea, &hint, attr,
mdesc->paddr_start >> MM_PAGE_SHIFT, &err);
mdesc++;
@@ -656,10 +659,14 @@ int rt_hw_mmu_control(struct rt_aspace *aspace, void *vaddr, size_t size,
return err;
}
void rt_hw_mmu_setup_early(unsigned long *tbl0, unsigned long *tbl1,
void rt_hw_mem_setup_early(unsigned long *tbl0, unsigned long *tbl1,
unsigned long size, unsigned long pv_off)
{
int ret;
/* setup pv off */
rt_kmem_pvoff_set(pv_off);
unsigned long va = KERNEL_VADDR_START;
unsigned long count = (size + ARCH_SECTION_MASK) >> ARCH_SECTION_SHIFT;
unsigned long normal_attr = MMU_MAP_CUSTOM(MMU_AP_KAUN, NORMAL_MEM);
libcpu/aarch64/common/mmu.h
+1 -1
View File
@@ -74,7 +74,7 @@ struct mem_desc
struct rt_aspace;
void rt_hw_mmu_ktbl_set(unsigned long tbl);
void rt_hw_mmu_setup_early(unsigned long *tbl0, unsigned long *tbl1,
void rt_hw_mem_setup_early(unsigned long *tbl0, unsigned long *tbl1,
unsigned long size, unsigned long pv_off);
void rt_hw_mmu_setup(struct rt_aspace *aspace, struct mem_desc *mdesc,
int desc_nr);
libcpu/aarch64/common/trap.c
+1
View File
@@ -45,6 +45,7 @@ void check_user_fault(struct rt_hw_exp_stack *regs, uint32_t pc_adj, char *info)
#ifdef LWP_USING_CORE_DUMP
lwp_core_dump(regs, pc_adj);
#endif
backtrace((unsigned long)regs->pc, (unsigned long)regs->x30, (unsigned long)regs->x29);
sys_exit(-1);
}
}