bcm2835: resync unix mapfile with qvpb
The mapfile used by bcm2835's unix was left behind when a bunch of kernel
addresses got changed.  This commit brings it up to date.

*** 14,53 ****
  #
  
  $mapfile_version 2
  
  # NB: Order matters for name-based entry!
  LOAD_SEGMENT exception_vector {
          FLAGS = READ EXECUTE;
          NOHDR;
-         PADDR = 0xFFFF0000;
          VADDR = 0xFFFF0000;
          OS_ORDER = .exception_vector;
          ASSIGN_SECTION { IS_NAME = .exception_vector };
  };
  
  LOAD_SEGMENT text {
          FLAGS = READ EXECUTE;
          NOHDR;
! #       PADDR = 0x8080;
! #       VADDR = 0x8080;
!         PADDR = 0x0c100000;
!         VADDR = 0x0c100000;
          OS_ORDER = .text;
          ASSIGN_SECTION {
                  TYPE = PROGBITS;
                  FLAGS = ALLOC !WRITE;
          };
  };
  
  LOAD_SEGMENT data {
          FLAGS = READ WRITE EXECUTE;
          NOHDR;
! #       PADDR = 0x80000;
! #       VADDR = 0x80000;
!         PADDR = 0x0c200000;
!         VADDR = 0x0c200000;
          OS_ORDER = .data;
          ASSIGN_SECTION {
                  TYPE = PROGBITS;
                  FLAGS = ALLOC  WRITE;
          };
--- 14,51 ----
  #
  
  $mapfile_version 2
  
  # NB: Order matters for name-based entry!
+ 
  LOAD_SEGMENT exception_vector {
          FLAGS = READ EXECUTE;
          NOHDR;
          VADDR = 0xFFFF0000;
+         ALIGN = 0x1000;
          OS_ORDER = .exception_vector;
          ASSIGN_SECTION { IS_NAME = .exception_vector };
  };
  
  LOAD_SEGMENT text {
          FLAGS = READ EXECUTE;
          NOHDR;
!         VADDR = 0xFE800000;
          OS_ORDER = .text;
          ASSIGN_SECTION {
                  TYPE = PROGBITS;
                  FLAGS = ALLOC !WRITE;
          };
  };
  
+ #
+ # start the data segment on a new 4MB page boundary
+ #
  LOAD_SEGMENT data {
          FLAGS = READ WRITE EXECUTE;
          NOHDR;
!         VADDR = 0xFEC00000;
          OS_ORDER = .data;
          ASSIGN_SECTION {
                  TYPE = PROGBITS;
                  FLAGS = ALLOC  WRITE;
          };