31 lines
589 B
C
31 lines
589 B
C
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#include <kernel/sched.h>
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#include <kernel/syscall.h>
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#include <kernel/vm-region.h>
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kern_status_t sys_kern_config_get(kern_config_key_t key, void *ptr, size_t len)
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{
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struct task *self = current_task();
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switch (key) {
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case KERN_CFG_PAGE_SIZE:
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if (!validate_access_w(self, ptr, sizeof(uintptr_t))) {
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return KERN_MEMORY_FAULT;
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}
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*(uint32_t *)ptr = VM_PAGE_SIZE;
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return KERN_OK;
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default:
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return KERN_INVALID_ARGUMENT;
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}
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return KERN_UNSUPPORTED;
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}
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kern_status_t sys_kern_config_set(
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kern_config_key_t key,
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const void *ptr,
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size_t len)
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{
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return KERN_ACCESS_DENIED;
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}
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