reorganize source

[com32] / src / intr.h

diff --git a/src/intr.h b/src/intr.h
deleted file mode 100644 (file)
index 3cfbe8b..0000000
--- a/src/intr.h
+++ /dev/null
@@ -1,90 +0,0 @@
-/*
-pcboot - bootable PC demo/game kernel
-Copyright (C) 2018  John Tsiombikas <nuclear@member.fsf.org>
-
-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 3 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, see <https://www.gnu.org/licenses/>.
-*/
-#ifndef INTR_H_
-#define INTR_H_
-
-#include <inttypes.h>
-#include "asmops.h"
-
-/* offset used to remap IRQ numbers (+32) */
-#define IRQ_OFFSET             32
-/* conversion macros between IRQ and interrupt numbers */
-#define IRQ_TO_INTR(x) ((x) + IRQ_OFFSET)
-#define INTR_TO_IRQ(x) ((x) - IRQ_OFFSET)
-/* checks whether a particular interrupt is an remapped IRQ */
-#define IS_IRQ(n)      ((n) >= IRQ_OFFSET && (n) < IRQ_OFFSET + 16)
-
-/* general purpose registers as they are pushed by pusha */
-struct registers {
-       uint32_t edi, esi, ebp, esp;
-       uint32_t ebx, edx, ecx, eax;
-} __attribute__ ((packed));
-
-/* structure used to pass the interrupt stack frame from the
- * entry points to the C dispatch function.
- */
-struct intr_frame {
-       /* registers pushed by pusha in intr_entry_* */
-       struct registers regs;
-       /* data segment selectors */
-       /* XXX removed: not needed unless we do dpl3 transitions
-       uint32_t ds, es, fs, gs;
-       */
-       /* interrupt number and error code pushed in intr_entry_* */
-       uint32_t inum, err;
-       /* pushed by CPU during interrupt entry */
-       uint32_t eip, cs, eflags;
-       /* pushed by CPU during interrupt entry from user space */
-       /* XXX removed: again, not doing user space currently
-       uint32_t esp, ss;
-       */
-} __attribute__ ((packed));
-
-
-
-typedef void (*intr_func_t)(int);
-
-
-void init_intr(void);
-void cleanup_intr(void);
-
-struct intr_frame *get_intr_frame(void);
-
-/* install high level interrupt callback */
-void interrupt(int intr_num, intr_func_t func);
-
-/* install low-level interrupt vector in IDT
- * must be able to handle EOI and return with iret
- */
-void set_intr_entry(int num, void (*handler)(void));
-
-void prog_pic(int offs);
-void set_pic_mask(int pic, unsigned char mask);
-unsigned char get_pic_mask(int pic);
-void mask_irq(int irq);
-void unmask_irq(int irq);
-
-/* defined in intr_asm.S */
-int get_intr_flag(void);
-void set_intr_flag(int onoff);
-
-void intr_ret(struct intr_frame ifrm);
-
-void end_of_irq(int irq);
-
-#endif /* INTR_H_ */