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| author | Andrew Waterman <waterman@cs.berkeley.edu> | 2016-04-30 17:39:13 -0700 |
|---|---|---|
| committer | Andrew Waterman <waterman@cs.berkeley.edu> | 2016-04-30 17:44:09 -0700 |
| commit | 7389e46cd013e0cd23af8a6531e9e104b5a31d09 (patch) | |
| tree | 65a2567c46be9fa73f958cf1863f03925d335cda /pk/mmap.h | |
| parent | 1a9aefdd006b660093283b039bfa8931319f8ae3 (diff) | |
| download | pk-7389e46cd013e0cd23af8a6531e9e104b5a31d09.zip pk-7389e46cd013e0cd23af8a6531e9e104b5a31d09.tar.gz pk-7389e46cd013e0cd23af8a6531e9e104b5a31d09.tar.bz2 | |
Move DRAM to high addresses
Diffstat (limited to 'pk/mmap.h')
| -rw-r--r-- | pk/mmap.h | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -5,6 +5,7 @@ #include "syscall.h" #include "encoding.h" #include "file.h" +#include "mtrap.h" #include <stddef.h> #define PROT_NONE 0 @@ -31,4 +32,7 @@ uintptr_t do_mremap(uintptr_t addr, size_t old_size, size_t new_size, int flags) uintptr_t do_mprotect(uintptr_t addr, size_t length, int prot); uintptr_t do_brk(uintptr_t addr); +#define va2pa(va) ({ uintptr_t __va = (uintptr_t)(va); \ + __va >= DRAM_BASE ? __va : __va + first_free_paddr; }) + #endif |