arch/sh/include/mach-kfr2r09/romimage.h

   1 /* kfr2r09 board specific boot code:
   2  * converts the "partner-jet-script.txt" script into assembly
   3  * the assembly code is the first code to be executed in the romImage
   4  */
   5
   6 /* The LIST command is used to include comments in the script */
   7 .macro  LIST comment
   8 .endm
   9
  10 /* The ED command is used to write a 32-bit word */
  11 .macro  ED, addr, data
  12         mov.l 1f ,r1
  13         mov.l 2f ,r0
  14         mov.l r0, @r1
  15         bra 3f
  16          nop
  17         .align 2
  18 1:      .long \addr
  19 2:      .long \data
  20 3:
  21 .endm
  22
  23 /* The EW command is used to write a 16-bit word */
  24 .macro  EW, addr, data
  25         mov.l 1f ,r1
  26         mov.l 2f ,r0
  27         mov.w r0, @r1
  28         bra 3f
  29          nop
  30         .align 2
  31 1:      .long \addr
  32 2:      .long \data
  33 3:
  34 .endm
  35
  36 /* The EB command is used to write an 8-bit word */
  37 .macro  EB, addr, data
  38         mov.l 1f ,r1
  39         mov.l 2f ,r0
  40         mov.b r0, @r1
  41         bra 3f
  42          nop
  43         .align 2
  44 1:      .long \addr
  45 2:      .long \data
  46 3:
  47 .endm
  48
  49 /* The WAIT command is used to delay the execution */
  50 .macro  WAIT, time
  51         mov.l  2f ,r3
  52 1:
  53         nop
  54         tst     r3, r3
  55         bf/s    1b
  56          dt      r3
  57         bra     3f
  58          nop
  59         .align 2
  60 2:      .long \time * 100
  61 3:
  62 .endm
  63
  64 /* The DD command is used to read a 32-bit word */
  65 .macro  DD, addr, addr2, nr
  66         mov.l 1f ,r1
  67         mov.l @r1, r0
  68         bra 2f
  69          nop
  70         .align 2
  71 1:      .long \addr
  72 2:
  73 .endm
  74
  75 #include "partner-jet-setup.txt"