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arch: riscv: pmp: Fix 64-bit compatibility of pointer size

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Fix 64-bit compatibility of pointer size of RISC-V PMP/userspace code.

Signed-off-by: Jim Shu <cwshu09@gmail.com>
This commit is contained in:
Jim Shu 2022-01-15 18:38:39 +08:00 • committed by Anas Nashif
commit 595b01fc1d
3 changed files with 6 additions and 6 deletions
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6
arch/riscv/core/fatal.c
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@ -94,11 +94,11 @@ void _Fault(z_arch_esf_t *esf)
* treated as recoverable.
*/
for (int i = 0; i < ARRAY_SIZE(exceptions); i++) {
uint32_t start = (uint32_t)exceptions[i].start;
uint32_t end = (uint32_t)exceptions[i].end;
ulong_t start = (ulong_t)exceptions[i].start;
ulong_t end = (ulong_t)exceptions[i].end;
if (esf->mepc >= start && esf->mepc < end) {
esf->mepc = (uint32_t)exceptions[i].fixup;
esf->mepc = (ulong_t)exceptions[i].fixup;
return;
}
}

2
arch/riscv/core/pmp/core_pmp.c
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@ -789,7 +789,7 @@ static inline int is_in_region(uint32_t index, uint32_t start, uint32_t size)
size = size == 0U ? 0U : size - 1U;
#ifdef CONFIG_64BIT
if (u64_add_overflow(start, size, &end)) {
if (u64_add_overflow(start, size, (uint64_t *)&end)) {
return 0;
}
#else

4
arch/riscv/core/thread.c
View file

@ -225,10 +225,10 @@ FUNC_NORETURN void z_riscv_user_mode_enter_syscall(k_thread_entry_t user_entry,
/* Set up privileged stack */
#ifdef CONFIG_GEN_PRIV_STACKS
_current->arch.priv_stack_start =
(uint32_t)z_priv_stack_find(_current->stack_obj);
(ulong_t)z_priv_stack_find(_current->stack_obj);
#else
_current->arch.priv_stack_start =
(uint32_t)(_current->stack_obj) +
(ulong_t)(_current->stack_obj) +
Z_RISCV_STACK_GUARD_SIZE;
#endif /* CONFIG_GEN_PRIV_STACKS */