diff options
Diffstat (limited to 'board/MAI/AmigaOneG3SE/i8259.h')
-rw-r--r-- | board/MAI/AmigaOneG3SE/i8259.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/board/MAI/AmigaOneG3SE/i8259.h b/board/MAI/AmigaOneG3SE/i8259.h new file mode 100644 index 0000000..05c4052 --- /dev/null +++ b/board/MAI/AmigaOneG3SE/i8259.h @@ -0,0 +1,56 @@ +/* + * (C) Copyright 2002 + * John W. Linville, linville@tuxdriver.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#define ICW1_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW1 +#define ICW1_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW1 +#define ICW2_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW2 +#define ICW2_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW2 +#define ICW3_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW3 +#define ICW3_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW3 +#define ICW4_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW4 +#define ICW4_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW4 +#define OCW1_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_OCW1 +#define OCW1_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_OCW1 +#define OCW2_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_OCW2 +#define OCW2_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_OCW2 +#define OCW3_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_OCW3 +#define OCW3_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_OCW3 + +#define IMR_1 OCW1_1 +#define IMR_2 OCW1_2 + +#define ISR_1 ICW1_1 +#define ISR_2 ICW1_2 + +#define IPL_1 ICW1_1 +#define IPL_2 ICW1_2 + +extern void i8259_init(void); + +extern int i8259_get_irq(struct pt_regs *regs); + +extern void i8259_mask_and_ack(int irq); + +extern void i8259_mask_irq(int irq); + +extern void i8259_unmask_irq(int irq); |