LXR linux/arch/sh/include/asm/romimage-macros.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __ROMIMAGE_MACRO_H
   3#define __ROMIMAGE_MACRO_H
   4
   5/* The LIST command is used to include comments in the script */
   6.macro  LIST comment
   7.endm
   8
   9/* The ED command is used to write a 32-bit word */
  10.macro  ED, addr, data
  11        mov.l 1f, r1
  12        mov.l 2f, r0
  13        mov.l r0, @r1
  14        bra 3f
  15         nop
  16        .align 2
  171 :     .long \addr
  182 :     .long \data
  193 :
  20.endm
  21
  22/* The EW command is used to write a 16-bit word */
  23.macro  EW, addr, data
  24        mov.l 1f, r1
  25        mov.l 2f, r0
  26        mov.w r0, @r1
  27        bra 3f
  28         nop
  29        .align 2
  301 :     .long \addr
  312 :     .long \data
  323 :
  33.endm
  34
  35/* The EB command is used to write an 8-bit word */
  36.macro  EB, addr, data
  37        mov.l 1f, r1
  38        mov.l 2f, r0
  39        mov.b r0, @r1
  40        bra 3f
  41         nop
  42        .align 2
  431 :     .long \addr
  442 :     .long \data
  453 :
  46.endm
  47
  48/* The WAIT command is used to delay the execution */
  49.macro  WAIT, time
  50        mov.l  2f, r3
  511 :
  52        nop
  53        tst     r3, r3
  54        bf/s    1b
  55        dt      r3
  56        bra     3f
  57         nop
  58        .align 2
  592 :     .long \time * 100
  603 :
  61.endm
  62
  63/* The DD command is used to read a 32-bit word */
  64.macro  DD, addr, addr2, nr
  65        mov.l 1f, r1
  66        mov.l @r1, r0
  67        bra 2f
  68         nop
  69        .align 2
  701 :     .long \addr
  712 :
  72.endm
  73
  74#endif /* __ROMIMAGE_MACRO_H */
  75