Commit 28baeeb9 authored by Oleg Dzhimiev's avatar Oleg Dzhimiev
Browse files

mmap has improved

parent 6764fda5

src/other/mem.py

+3 −2
Original line number Original line Diff line number Diff line
@@ -38,8 +38,9 @@ if (writeMode): 
with open("/dev/mem", "r+b") as f:

with open("/dev/mem", "r+b") as f:

    page_addr=addr & (~(PAGE_SIZE-1))

    page_addr=addr & (~(PAGE_SIZE-1))

    page_offs=addr-page_addr

    page_offs=addr-page_addr

    if (page_addr>=0x80000000):

    #in python 2.7.11 works w/o negation

        page_addr-= (1<<32)

    #if (page_addr>=0x80000000):

    #    page_addr-= (1<<32)

    mm = mmap.mmap(f.fileno(), PAGE_SIZE, offset=page_addr)

    mm = mmap.mmap(f.fileno(), PAGE_SIZE, offset=page_addr)

    if writeMode:

    if writeMode:

        packedData=struct.pack(endian+"L",data)

        packedData=struct.pack(endian+"L",data)