From f8399ecace7ea411f67e0a1a9c0bc0f4b9087f35 Mon Sep 17 00:00:00 2001
From: kieron <kieron@6dbc8c32-bb84-406f-8558-d1cf31a0ab0c>
Date: Wed, 17 May 2017 17:34:38 +0000
Subject: [PATCH] More ISR Hooks.
git-svn-id: https://spexeah.com:8443/svn/Asuro@77 6dbc8c32-bb84-406f-8558-d1cf31a0ab0c
---
Asuro.iso | Bin 5074944 -> 5074944 bytes
bin/kernel.bin | Bin 20708 -> 20708 bytes
iso/boot/asuro.bin | Bin 20708 -> 20708 bytes
lib/isr.ppu | Bin 1815 -> 1815 bytes
lib/libpkernel.a | Bin 26510 -> 26510 bytes
src/drivers/isr40.pas | 47 +++++++++++++++++++++++++++++++++++-------
6 files changed, 39 insertions(+), 8 deletions(-)
diff --git a/Asuro.iso b/Asuro.iso
index 0fb402d4414d7228233b690e9c89cba7b84f2c1a..dab0fa68643fcdd1d9c2a25c8103162e056745dd 100644
GIT binary patch
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diff --git a/bin/kernel.bin b/bin/kernel.bin
index 1b2d3bbe836f7cd04edabeabc3cb77ade69f8b6d..299b8c5147396129a56015c1ac2c237c4e3e32ff 100755
GIT binary patch
delta 537
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delta 433
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diff --git a/iso/boot/asuro.bin b/iso/boot/asuro.bin
index 1b2d3bbe836f7cd04edabeabc3cb77ade69f8b6d..299b8c5147396129a56015c1ac2c237c4e3e32ff 100755
GIT binary patch
delta 537
zcmaE|knzbv#tp_YOqQaXO=awat#>m3fp>2igL5~_+@2l*hSmcmd^?1Ig54ru{{KtO
zzxit(Zc<3wv4G*lt-t^OgO~~oFV0V%pf9Vv4WvJ`^XU$d-klCW&L)NzHvj(r&*%fP
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E0J@t8NdN!<
delta 433
zcmaE|knzbv#tp_YOfy9`o66V;%kEGy7hrhd{NexqO$uo{7BIZ{@fX5WV0iI%@;ZH4
z=@K=D(9WkBeGCi?yAtFD7}9ofFl^9xA@S}1|H(51WUN;F`Tu`6P?EvB^P6)w%iNwG
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diff --git a/lib/isr.ppu b/lib/isr.ppu
index b7262b9f1090e491d1488a114dba6a60df904493..9cb27c527902fa347f21f0e7bc3edfed3c97ac08 100644
GIT binary patch
delta 21
dcmbQvH=S?8M@Ei)0+v?(=Z~3f{>doE3IJQN2p|9e
delta 21
dcmbQvH=S?8M@EiUQioWy&VS?E{F70R6#!vB2#f##
diff --git a/lib/libpkernel.a b/lib/libpkernel.a
index b5c358edf83c724c0d4ea49dc05a75f39d0ca04d..6cdc6323aef4620dc801ce4159ffa839242ff96d 100644
GIT binary patch
delta 453
zcmeA>&)9dKae^F+nSqhTMx`B$V8-MG9<j||7{4)td7B@2o?x21je`#%caNhEDwn_`
z!G#c?B=&^~p-0GEFJE5)2n<auO$|&yR)9^el6ePF1>#LUrQx&roctz)$mUr}d=S&Y
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z%Ud}@^#eoZB$J>a#Fq$9f`uoa_vD2I#WjR;H(&5EVnYO&OmGm~tKyqG!*V%bdVmH)
TgAd){xhW8X!C`qM<rEVD;N6Br
delta 453
zcmeA>&)9dKae^F+sfD@OMx`B$V8-MG9<j||7{4)td7B@2o?x21je`#%caNhEDwn_`
z!G#c?B=&^~p-0GEFJE5)2n<auO$|&yR)9^el6ePF1>#LUrQx&roctz)$mUr}d=S&Y
z@>McEoB7lhA<3W8_=n(42FdH`Aj`kfLpR^f2-$otQ)GE7N1x4c7RdUgtdY$J$=BH-
z%Ud}@^#eoZB$J>a#Fq$9f`uoa_vD2I#WjR;H(&5EVnYO&OmGm~tKyqG!*V%bdVmH)
TgAd){xhW8X!C`qM<rEVD=zND~
diff --git a/src/drivers/isr40.pas b/src/drivers/isr40.pas
index 89bc63fb..3b866649 100644
--- a/src/drivers/isr40.pas
+++ b/src/drivers/isr40.pas
@@ -4,7 +4,7 @@
* Description: 1024/s Timer interrupt
************************************************
* Author: Aaron Hance
- * Contributors:
+ * Contributors: K Morris
************************************************ }
unit isr40;
@@ -17,27 +17,58 @@ uses
isr_types,
IDT;
-//var
- //procedure_ptr : pp_void = nil;
-
procedure register();
+procedure hook(hook_method : uint32);
+procedure unhook(hook_method : uint32);
implementation
+var
+ Hooks : Array[1..MAX_HOOKS] of pp_hook_method;
+
procedure Main; interrupt; //IRQ0, called 1024 times a second.
+var
+ i : integer;
+
begin
- console.writestringln('helo3');
- //if(procedure_ptr <> nil) then begin
- // procedure_ptr();
- //end;
+ for i:=0 to MAX_HOOKS-1 do begin
+ if uint32(Hooks[i]) <> 0 then Hooks[i](void(18));
+ end;
outb($A0, $20);
outb($20, $20);
end;
procedure register();
begin
+ memset(uint32(@Hooks[0]), 0, sizeof(pp_hook_method)*MAX_HOOKS);
IDT.set_gate(40, uint32(@Main), $08, ISR_RING_0);
end;
+procedure hook(hook_method : uint32);
+var
+ i : uint32;
+
+begin
+ for i:=0 to MAX_HOOKS-1 do begin
+ if uint32(Hooks[i]) = hook_method then exit;
+ end;
+ for i:=0 to MAX_HOOKS-1 do begin
+ if uint32(Hooks[i]) = 0 then begin
+ Hooks[i]:= pp_hook_method(hook_method);
+ exit;
+ end;
+ end;
+end;
+
+procedure unhook(hook_method : uint32);
+var
+ i : uint32;
+begin
+ for i:=0 to MAX_HOOKS-1 do begin
+ If uint32(Hooks[i]) = hook_method then Hooks[i]:= nil;
+ exit;
+ end;
+end;
+
end.
\ No newline at end of file