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-rw-r--r--board/MAI/AmigaOneG3SE/macros.h84
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diff --git a/board/MAI/AmigaOneG3SE/macros.h b/board/MAI/AmigaOneG3SE/macros.h
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-
-#ifndef _MACROS_H
-#define _MACROS_H
-
- /*
- ** Load a long integer into a register
- */
- .macro liw reg, value
- lis \reg, \value@h
- ori \reg, \reg, \value@l
- .endm
-
-
- /*
- ** Generate config_addr request
- ** This macro expects the values in registers:
- ** r3 - bus
- ** r4 - devfn
- ** r5 - offset
- */
- .macro config_addr
- rlwinm r9, r5, 24, 0, 6
- rlwinm r8, r4, 16, 0, 31
- rlwinm r7, r3, 8, 0, 31
- or r9, r8, r9
- or r9, r7, r9
- ori r9, r9, 0x80
- liw r10, 0xfec00cf8
- stw r9, 0(r10)
- eieio
- sync
- .endm
-
-
- /*
- ** Generate config_data address
- */
- .macro config_data mask
- andi. r9, r5, \mask
- addi r9, r9, 0xcfc
- oris r9, r9, 0xfee0
- .endm
-
-
- /*
- ** Write a byte value to an output port
- */
- .macro outb port, value
- lis r2, 0xfe00
- li r0, \value
- stb r0, \port(r2)
- .endm
-
-
- /*
- ** Write a register byte value to an output port
- */
- .macro outbr port, value
- lis r2, 0xfe00
- stb \value, \port(r2)
- .endm
-
-
- /*
- ** Read a byte value from a port into a specified register
- */
- .macro inb reg, port
- lis r2, 0xfe00
- lbz \reg, \port(r2)
- .endm
-
-
- /*
- ** Write a byte to the SuperIO config area
- */
- .macro siowb offset, value
- li r3, 0
- li r4, (7<<3)
- li r5, \offset
- li r6, \value
- bl pci_write_cfg_byte
- .endm
-
-#endif