board/MAI/AmigaOneG3SE/memio.S

   1 #include        "macros.h"
   2
   3
   4
   5         .globl pci_read_cfg_byte
   6
   7 pci_read_cfg_byte:
   8         config_addr
   9         config_data     3
  10         eieio
  11         sync
  12         lbz     r3, 0(r9)
  13         blr
  14
  15
  16
  17         .globl pci_write_cfg_byte
  18
  19 pci_write_cfg_byte:
  20         config_addr
  21         config_data     3
  22         stb     r6, 0(r9)
  23         eieio
  24         sync
  25         blr
  26
  27
  28
  29         .globl pci_read_cfg_word
  30
  31 pci_read_cfg_word:
  32         config_addr
  33         config_data     2
  34         lhbrx   r3, 0, r9
  35         eieio
  36         sync
  37         blr
  38
  39
  40
  41         .globl pci_write_cfg_word
  42
  43 pci_write_cfg_word:
  44         config_addr
  45         config_data     2
  46         sthbrx  r6, 0, r9
  47         eieio
  48         sync
  49         blr
  50
  51
  52
  53         .globl pci_read_cfg_long
  54
  55 pci_read_cfg_long:
  56         config_addr
  57         config_data     0
  58         lwbrx   r3, 0, r9
  59         eieio
  60         sync
  61         blr
  62
  63
  64
  65         .globl pci_write_cfg_long
  66
  67 pci_write_cfg_long:
  68         config_addr
  69         config_data     0
  70         stwbrx  r6, 0, r9
  71         eieio
  72         sync
  73         blr
  74