summaryrefslogtreecommitdiff
path: root/board/MAI/AmigaOneG3SE/i8259.h
diff options
context:
space:
mode:
Diffstat (limited to 'board/MAI/AmigaOneG3SE/i8259.h')
-rw-r--r--board/MAI/AmigaOneG3SE/i8259.h56
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);