| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef __ROMIMAGE_MACRO_H | |
| #define __ROMIMAGE_MACRO_H | |
| /* The LIST command is used to include comments in the script */ | |
| .macro LIST comment | |
| .endm | |
| /* The ED command is used to write a 32-bit word */ | |
| .macro ED, addr, data | |
| mov.l 1f, r1 | |
| mov.l 2f, r0 | |
| mov.l r0, @r1 | |
| bra 3f | |
| nop | |
| .align 2 | |
| 1 : .long \addr | |
| 2 : .long \data | |
| 3 : | |
| .endm | |
| /* The EW command is used to write a 16-bit word */ | |
| .macro EW, addr, data | |
| mov.l 1f, r1 | |
| mov.l 2f, r0 | |
| mov.w r0, @r1 | |
| bra 3f | |
| nop | |
| .align 2 | |
| 1 : .long \addr | |
| 2 : .long \data | |
| 3 : | |
| .endm | |
| /* The EB command is used to write an 8-bit word */ | |
| .macro EB, addr, data | |
| mov.l 1f, r1 | |
| mov.l 2f, r0 | |
| mov.b r0, @r1 | |
| bra 3f | |
| nop | |
| .align 2 | |
| 1 : .long \addr | |
| 2 : .long \data | |
| 3 : | |
| .endm | |
| /* The WAIT command is used to delay the execution */ | |
| .macro WAIT, time | |
| mov.l 2f, r3 | |
| 1 : | |
| nop | |
| tst r3, r3 | |
| bf/s 1b | |
| dt r3 | |
| bra 3f | |
| nop | |
| .align 2 | |
| 2 : .long \time * 100 | |
| 3 : | |
| .endm | |
| /* The DD command is used to read a 32-bit word */ | |
| .macro DD, addr, addr2, nr | |
| mov.l 1f, r1 | |
| mov.l @r1, r0 | |
| bra 2f | |
| nop | |
| .align 2 | |
| 1 : .long \addr | |
| 2 : | |
| .endm | |
| #endif /* __ROMIMAGE_MACRO_H */ |