diff options
| author | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2018-11-18 17:58:46 +0100 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2018-12-02 21:59:37 +0100 |
| commit | 49759743bf090dfa859f036804630e54b8a3f803 (patch) | |
| tree | 95e4324a003e52b044f811f39faebd7d3a580fec /lib/efi_loader | |
| parent | 5e2f03910731e825b964452356414ab2e99df4d2 (diff) | |
efi_loader: eliminate sandbox addresses
Do not use the sandbox's virtual address space for the internal structures
of the memory map. This way we can eliminate a whole lot of unnecessary
conversions.
The only conversion remaining is the one when adding known memory.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'lib/efi_loader')
| -rw-r--r-- | lib/efi_loader/efi_memory.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/lib/efi_loader/efi_memory.c b/lib/efi_loader/efi_memory.c index 73bfbb65c4..307e6f77ab 100644 --- a/lib/efi_loader/efi_memory.c +++ b/lib/efi_loader/efi_memory.c @@ -384,7 +384,7 @@ efi_status_t efi_allocate_pages(int type, int memory_type, /* Reserve that map in our memory maps */ ret = efi_add_memory_map(addr, pages, memory_type, true); if (ret == addr) { - *memory = (uintptr_t)map_sysmem(addr, len); + *memory = addr; } else { /* Map would overlap, bail out */ r = EFI_OUT_OF_RESOURCES; @@ -418,12 +418,11 @@ void *efi_alloc(uint64_t len, int memory_type) efi_status_t efi_free_pages(uint64_t memory, efi_uintn_t pages) { uint64_t r = 0; - uint64_t addr = map_to_sysmem((void *)(uintptr_t)memory); - r = efi_add_memory_map(addr, pages, EFI_CONVENTIONAL_MEMORY, false); + r = efi_add_memory_map(memory, pages, EFI_CONVENTIONAL_MEMORY, false); /* Merging of adjacent free regions is missing */ - if (r == addr) + if (r == memory) return EFI_SUCCESS; return EFI_NOT_FOUND; @@ -562,7 +561,7 @@ __weak void efi_add_known_memory(void) for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { u64 ram_end, ram_start, pages; - ram_start = gd->bd->bi_dram[i].start; + ram_start = (uintptr_t)map_sysmem(gd->bd->bi_dram[i].start, 0); ram_end = ram_start + gd->bd->bi_dram[i].size; /* Remove partial pages */ |