VMM Mapping Macros

include/mem/vmm_api_internal.h View source View on GitHub

Macros

vmm_request_with_defaults

#define vmm_request_with_defaults(...)

source

Every API is (positional operands…, .designated = overrides…)

Expansion

#define vmm_request_with_defaults(...) \
    cc_wno_override_init_expr( \
        struct vmm_request, \
        ((struct vmm_request) {.page_flags = PAGE_NO_FLAGS, \
                               .vmm_flags = VMM_FLAG_NONE, \
                               .page_size = VMM_MAP_PAGE_SIZE_4KB, \
                               .tlb_mode = TLB_MODE_SYNC, \
                               ##__VA_ARGS__}))

vmm_map_page

#define vmm_map_page(v, p, ...)

source

vmm_map_page(virt, phys[, .page_flags, .vmm_flags, .page_size, .tlb_mode])

Expansion

#define vmm_map_page(v, p, ...) \
    vmm_map_page_full((v), (p), vmm_request_with_defaults(__VA_ARGS__))

vmm_map_page_user

#define vmm_map_page_user(pml4, v, p, ...)

source

Expansion

#define vmm_map_page_user(pml4, v, p, ...) \
    vmm_map_page_user_full((pml4), (v), (p), \
                           vmm_request_with_defaults(__VA_ARGS__))

vmm_unmap_page

#define vmm_unmap_page(v, ...)

source

Expansion

#define vmm_unmap_page(v, ...) \
    vmm_unmap_page_full((v), vmm_request_with_defaults(__VA_ARGS__))

vmm_get_phys

#define vmm_get_phys(v, ...)

source

Expansion

#define vmm_get_phys(v, ...) \
    vmm_get_phys_full((v), vmm_request_with_defaults(__VA_ARGS__))

vmm_get_leaf_pte

#define vmm_get_leaf_pte(v, ...)

source

Expansion

#define vmm_get_leaf_pte(v, ...) \
    vmm_get_leaf_pte_full((v), vmm_request_with_defaults(__VA_ARGS__))

vmm_map

#define vmm_map(paddr, vaddr, len, ...)

source

Multi-page helpers: .page_flags are OR’d onto PRESENT | WRITE

Expansion

#define vmm_map(paddr, vaddr, len, ...) \
    vmm_map_full((paddr), (vaddr), (len), \
                 vmm_request_with_defaults(__VA_ARGS__))

vmm_unmap

#define vmm_unmap(addr, len, ...)

source

Expansion

#define vmm_unmap(addr, len, ...) \
    vmm_unmap_full((addr), (len), vmm_request_with_defaults(__VA_ARGS__))

vmm_map_bump

#define vmm_map_bump(addr, len, ...)

source

Expansion

#define vmm_map_bump(addr, len, ...) \
    vmm_map_bump_full((addr), (len), vmm_request_with_defaults(__VA_ARGS__))

vmm_unmap_all_user_pages

#define vmm_unmap_all_user_pages(pml4, ...)

source

Expansion

#define vmm_unmap_all_user_pages(pml4, ...) \
    vmm_unmap_all_user_pages_full((pml4), \
                                  vmm_request_with_defaults(__VA_ARGS__))

vmm_map_aliased

#define vmm_map_aliased(v, len, p, ...)

source

Expansion

#define vmm_map_aliased(v, len, p, ...) \
    vmm_map_aliased_full((v), (len), (p), \
                         vmm_request_with_defaults(__VA_ARGS__))

vmm_unshare_path

#define vmm_unshare_path(v, ...)

source

leaf size to unshare down to is .page_size

Expansion

#define vmm_unshare_path(v, ...) \
    vmm_unshare_path_full((v), vmm_request_with_defaults(__VA_ARGS__))

vmm_mark_demand_page

#define vmm_mark_demand_page(v, dflags, ...)

source

Demand pages take demand_page_flags positionally

Expansion

#define vmm_mark_demand_page(v, dflags, ...) \
    vmm_mark_demand_page_full((v), (dflags), \
                              vmm_request_with_defaults(__VA_ARGS__))

vmm_mark_demand_page_user

#define vmm_mark_demand_page_user(pml4, v, dflags, ...)

source

Expansion

#define vmm_mark_demand_page_user(pml4, v, dflags, ...) \
    vmm_mark_demand_page_user_full((pml4), (v), (dflags), \
                                   vmm_request_with_defaults(__VA_ARGS__))

vmm_map_demand_page

#define vmm_map_demand_page(v, p, dflags, ...)

source

Expansion

#define vmm_map_demand_page(v, p, dflags, ...) \
    vmm_map_demand_page_full((v), (p), (dflags), \
                             vmm_request_with_defaults(__VA_ARGS__))