From 33e53c70b2f28492d1b359fbc8d0f2d8e8638f61 Mon Sep 17 00:00:00 2001
From: rami <rami.kaldany@pm.me>
Date: Tue, 21 May 2024 23:32:44 -0500
Subject: [PATCH] updated compile commands json

---
 .../clangd/index/kmain.c.9B04FE5F8A3537CE.idx | Bin 2780 -> 1284 bytes
 compile_commands.json                         |   2 +-
 include/ide.h                                 |   2 ++
 kmain.c                                       |   4 ++++
 multiboot.asm                                 |   1 +
 vga.c                                         |   2 +-
 6 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/.cache/clangd/index/kmain.c.9B04FE5F8A3537CE.idx b/.cache/clangd/index/kmain.c.9B04FE5F8A3537CE.idx
index ef1136de84f3e4ab093b6ece2cbba76080e0d229..d0e39c97490395a7f17e179c5dc26b88dbec633c 100644
GIT binary patch
literal 1284
zcmWIYbaVT|!oc91;#rZKT9OE4G6(^2aY<3;M<Ct7$iPrBCpX}2)?ovlE8LokqEC7)
z;NPHr<NSjgURsN8IF`A|)faBh%i%fl^6>*dAqA$SLbJl1Ue%csOId1iIX;|SDR(06
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zD*HX#^{zp0@{co~Vq2_H?(#p{{=}|Em-W#JQNBr%v!#9ZwtVVjGmcJqTif-t;_Ccu
zuOF=A$gX>(DjmU>-O5zG){dd|YGW2dab<3j8PL~LPIVRE+ablq#~>-jAjl)gBMK&f
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zqF@3hz5itLT(eVUHM|TWK;5D|qC#K-CM~*siqrJDj+1y8B%nfq5<C(>XF`BN*_sJ1
zXP-S_V-N-E=4R&>1rspo*C(fMVT)({#KRx}6%rKZ5toHY7p0~ZXEQM{H2t1ecS5g)
zg$WpN+&uiSz~m9s=GNwig&j<ki3=RGFq?S<EqE*hV2WTgBlZ9W3WGuyX1|k$`Hm94
zBx6P%K^Y+#1(;@7c(ZVU!x>?d1CImTCLTdQ9X|t@79PO_odh@!79(t2C@}$aDu)F(
zLW?DbB@)kp!vTrsr{SlKP??~S0O!@(@158))7lQ`XkKn!epvLvXkhSw;uzs*OCC$O
zqZya#vS)ub@c`;g=TDc1Sx~<q-b=MtD*_n){M`KfF#q!iI!HUf6~Ph;FbqMd1Qv#{
z1j5LPk}wj(ZBKUZ(wPplNt9ib8>X4LVdpWcZvKlvVQT|xTbKi$v52nkaLv926!zox
zgGV{c6F@(Kk`~NL9zh{?AyHT$hpn`Bo$6rl5U4kSI{~g2mh^z`LQZlFMX5Q7AcKmF
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A3IG5A

literal 2780
zcmY*b2~-nT6#c<KhGdeEFo8%|ohCs7R>~FxF|tHOjUW<<q6h)CRTM$oX{}lg;D+cC
zwW3x_6${oLTNgxB#40Kk!L`<1QPiqcYkSnz{)xPqm~;5#-naZe_r3onBZnA`=Y<Hx
zWe=H?n=><$j}VgMzk-?hpSto8TI7JxoQ;JQnbVH>l3x}1o%n2D&bVr?3EInNOY}>|
zs26&Uy!Q`%t-dB@Ra=iYu6unPTzJ8%!tldG=TAQOTJ~(4-;oh_iju$gD7<>9)~TF#
zBDt<=kMm-_K*_uC>x|^R`jW<uPjqv;THc(FKREiKI;rDr-SQtJjw*<mWvkU;tIIb%
zrTdLA#vaS7+wc9`uA*O>AE*O$^}E}0v+~dE|M^P)e>->I-ICEP9Z=XSZ~W0+Q&ZL|
z>r;Yn);0NG_bz=hR%L46=p7Pq*Q26e{rb7Y_T!VfthLuo>0VlApI0AGPpy?dPpf{>
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zgR!?mj1olSXt7MJuq|Ld++wW?KQ(KC7<u7n1*wqR7BKtHsx6Oi?Y!xPys=p%5Gia6
zm>;!N{^XRwdrl&kZi;dz-EpSwPkzqCf(`-hoj034KiOvq-+`n^5h(?^NJ=NtNkJW8
z9fUUVU~7`nlX@3$g8#e^B}`e@6j3<DD&>)skBg52yg*sL@B>9jitb5!gA++<y|pxl
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jRuLf;$Fe0y$eNoy75@rCBC*(k@8n4I5I9SOJQDp6=8NZF

diff --git a/compile_commands.json b/compile_commands.json
index bb46126..11ded02 100644
--- a/compile_commands.json
+++ b/compile_commands.json
@@ -2,6 +2,6 @@
   {
     "directory": "/home/rami/rk",
     "file": "kmain.c",
-    "command": "i686-elf-gcc -Wall -Wextra -Werror -ffreestanding -I./ -c kmain.c -o build/kmain.o"
+    "command": "i686-elf-gcc -Wall -Wextra -Werror -ffreestanding -I./include -c kmain.c -o build/kmain.o"
   }
 ]
diff --git a/include/ide.h b/include/ide.h
index 5d68f4f..926aa0c 100644
--- a/include/ide.h
+++ b/include/ide.h
@@ -12,4 +12,6 @@ enum IDE_MODE {
     PCI_CAN_SWITCH_BUS_MASTERING         = 0x8f,
 };
 
+
+
 #endif
diff --git a/kmain.c b/kmain.c
index 8015ef3..4c55917 100644
--- a/kmain.c
+++ b/kmain.c
@@ -84,6 +84,10 @@ void kmain(struct multiboot_info *info) {
     printf("Found FADT at 0x%x\n", fadt);
     if (fadt->Flags & 1)
         printf("Legacy devices are supported.\n");
+    else {
+        printf("Legacy devices are not supported. I'm too lazy to support modern devices, bye bye.\n");
+        goto halt;
+    }
     pic_remap(PIC_1_START, PIC_2_START);
 // ACPI version 1.0 is so old that we assume that our PC supports the 8042 ps/2 controller 
     initialize_8042ps2();
diff --git a/multiboot.asm b/multiboot.asm
index a1d0275..9eb1e4f 100644
--- a/multiboot.asm
+++ b/multiboot.asm
@@ -48,6 +48,7 @@ ps2_isr:
     extern ps2_handler
     pushad
     cld
+    and esp, 0xFFFFFFF0
     call ps2_handler
     popad
     iret
diff --git a/vga.c b/vga.c
index a60ddee..a4f65f8 100644
--- a/vga.c
+++ b/vga.c
@@ -55,7 +55,7 @@ void _putchar(char character) {
         set_cursor_pos(next_line);
     } else {
         video_memory[0] = character;
-        //video_memory[1] = WHITE_ON_BLACK;
+        video_memory[1] = WHITE_ON_BLACK;
         set_cursor_pos(pos + 1);
     }
 }