From 10896fe2e9efab2b7df5f7889ae05e9286e6cce5 Mon Sep 17 00:00:00 2001
From: Julien CLEMENT <julien.clement@epita.fr>
Date: Fri, 16 Jul 2021 02:46:07 +0200
Subject: [PATCH] feat(isr): add basic isr wrappers

Signed-off-by: Julien CLEMENT <julien.clement@epita.fr>
---
 k/isr.h |  32 +++++++++++++++++
 k/isr.s | 107 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 139 insertions(+)
 create mode 100644 k/isr.h
 create mode 100644 k/isr.s

diff --git a/k/isr.h b/k/isr.h
new file mode 100644
index 0000000..1d5c8a6
--- /dev/null
+++ b/k/isr.h
@@ -0,0 +1,32 @@
+#ifndef ISR_H
+#define ISR_H
+
+struct isr_param
+{
+    uint32_t int_vector;
+    uint32_t error_code;
+} __attribute__ ((packed));
+
+void isr_divide(void);
+void isr_debug(void);
+void isr_nmi(void);
+void isr_breakpoint(void);
+void isr_overflow(void);
+void isr_bound_range_exceeded(void);
+void isr_invalid_opcode(void);
+void isr_device_not_available(void);
+void isr_double_fault(void);
+void isr_coprocessor_segment_overrun(void);
+void isr_invalid_tss(void);
+void isr_segment_not_present(void);
+void isr_stack_segment_fault(void);
+void isr_general_protection(void);
+void isr_page_fault(void);
+void isr_fpu_floating_point_error(void);
+void isr_alignment_check(void);
+void isr_machine_check(void);
+void isr_simd_floating_point_exception(void);
+void isr_virtualization_exception(void);
+void isr_control_protection_exception(void);
+
+#endif  /* !ISR_H */
diff --git a/k/isr.s b/k/isr.s
new file mode 100644
index 0000000..3b1eeb1
--- /dev/null
+++ b/k/isr.s
@@ -0,0 +1,107 @@
+.section .text
+
+isr:
+    pushal
+    pushl   %esp
+    add     $32, (%esp)
+    call    interrupt_handler
+    add     $4, %esp
+    popal
+    iret
+
+.global isr_divide:
+    pushl   $0 ; error code padding
+    pushl   $0 ; int vector
+    jmp     isr
+
+.global isr_debug:
+    pushl   $0 ; error code padding
+    pushl   $1 ; int vector
+    jmp     isr
+
+.global isr_nmi:
+    pushl   $0 ; error code padding
+    pushl   $2 ; int vector
+    jmp     isr
+
+.global isr_breakpoint:
+    pushl   $0 ; error code padding
+    pushl   $3 ; int vector
+    jmp     isr
+
+.global isr_overflow:
+    pushl   $0 ; error code padding
+    pushl   $4 ; int vector
+    jmp     isr
+
+.global isr_bound_range_exceeded:
+    pushl   $0 ; error code padding
+    pushl   $5 ; int vector
+    jmp     isr
+
+.global isr_invalid_opcode:
+    pushl   $0 ; error code padding
+    pushl   $6 ; int vector
+    jmp     isr
+
+.global isr_device_not_available:
+    pushl   $0 ; error code padding
+    pushl   $7 ; int vector
+    jmp     isr
+
+.global isr_double_fault:
+    pushl   $8 ; int vector
+    jmp     isr
+
+.global isr_coprocessor_segment_overrun:
+    pushl   $0 ; error code padding
+    pushl   $9 ; int vector
+    jmp     isr
+
+.global isr_invalid_tss:
+    pushl   $10 ; int vector
+    jmp     isr
+
+.global isr_segment_not_present:
+    pushl   $11 ; int vector
+    jmp     isr
+
+.global isr_stack_segment_fault:
+    pushl   $12 ; int vector
+    jmp     isr
+
+.global isr_general_protection:
+    pushl   $13 ; int vector
+    jmp     isr
+
+.global isr_page_fault:
+    pushl   $14 ; int vector
+    jmp     isr
+
+.global isr_fpu_floating_point_error:
+    pushl   $0 ; error code padding
+    pushl   $16 ; int vector
+    jmp     isr
+
+.global isr_alignment_check:
+    pushl   $17 ; int vector
+    jmp     isr
+
+.global isr_machine_check:
+    pushl   $0 ; error code padding
+    pushl   $18 ; int vector
+    jmp     isr
+
+.global isr_simd_floating_point_exception:
+    pushl   $0 ; error code padding
+    pushl   $19 ; int vector
+    jmp     isr
+
+.global isr_virtualization_exception:
+    pushl   $0 ; error code padding
+    pushl   $20 ; int vector
+    jmp     isr
+
+.global isr_control_protection_exception:
+    pushl   $21 ; int vector
+    jmp     isr