From bce944d1498eaa3b6940ee234c863b3548a66b37 Mon Sep 17 00:00:00 2001
From: Benji Dial <benji6283@gmail.com>
Date: Sun, 24 Jan 2021 12:00:11 -0500
Subject: graphics!

---
 src/kernel/main.c | 118 ++++++++++++------------------------------------------
 1 file changed, 26 insertions(+), 92 deletions(-)

(limited to 'src/kernel/main.c')

diff --git a/src/kernel/main.c b/src/kernel/main.c
index b34f816..26cc5e4 100644
--- a/src/kernel/main.c
+++ b/src/kernel/main.c
@@ -1,7 +1,8 @@
 #include <stdint.h>
+#include "paging.h"
 #include "serial.h"
+#include "window.h"
 #include "panic.h"
-#include "paging.h"
 #include "boot.h"
 #include "util.h"
 #include "fat.h"
@@ -12,57 +13,19 @@
 #include "pci.h"
 #include "elf.h"
 #include "log.h"
-#include "vga.h"
 #include "kbd.h"
 
 void _start_user_mode() __attribute__ ((noreturn));
 
 __attribute__ ((noreturn))
 void main() {
-  char nbuf[11];
-
   init_pagemap();
   init_paging();
   init_tasks();
   init_serial();
-  set_log_mode(LOG_SYSTEM);
-  vga_blank();
-
-  logsz("Portland v0.0.11\n\n");
 
   pci_init();
 
-/*
-  u16_dec(n_pci_devices, nbuf);
-  logsz(nbuf);
-  logsz(" PCI device(s) found:\n");
-
-  for (uint16_t n = 0; n < n_pci_devices; ++n) {
-    struct pci_device *pd = nth_pci_device(n);
-
-    u16_hex(pd->number, nbuf);
-    logsz("  ");
-    logsz(nbuf);
-    logsz(": ");
-
-    u16_hex(pd->id_vendor, nbuf);
-    nbuf[4] = '.';
-    u16_hex(pd->id_device, nbuf + 5);
-    logsz(nbuf);
-
-    u8_hex(pd->class, nbuf);
-    nbuf[2] = '.';
-    u8_hex(pd->subclass, nbuf + 3);
-    nbuf[5] = '.';
-    u8_hex(pd->iface, nbuf + 6);
-    logsz(" (");
-    logsz(nbuf);
-    logsz(")\n");
-  }
-
-  logch('\n');
-*/
-
   init_fat();
   //other fs drivers
 
@@ -71,65 +34,36 @@ void main() {
   init_ide();
   //other drive drivers
 
-/*
-  u8_dec(n_drives, nbuf);
-  logsz(nbuf);
-  logsz(" drive(s) found:\n");
-
-  for (uint8_t n = 0; n < n_drives; ++n) {
-    struct drive *d = drives + n;
-
-    u8_dec(n, nbuf);
-    logsz("  sd");
-    logsz(nbuf);
-    logsz(" (");
-    logsz(d->drive_type);
-    logsz(", ");
-
-    u32_dec(d->n_sectors / 2, nbuf);
-    logsz(nbuf);
-    if (d->n_sectors % 2)
-      logsz(".5");
-    logsz("k): ");
-
-    logsz(d->fs_type);
-
-    uint32_t free_sectors = d->get_free_sectors(d);
-    if (free_sectors != -1) {
-      u32_dec(free_sectors / 2, nbuf);
-      logsz(", ");
-      logsz(nbuf);
-      if (free_sectors % 2)
-        logsz(".5");
-      logsz("k free");
-    }
-
-    logsz(".\n");
-  }
+  init_log();
 
-  logch('\n');
-*/
+  init_kbd();
+  init_idt();
+
+  paint_bg();
+
+  logf(LOG_INFO, "Kernel initialization done.");
+  logf(LOG_INFO, "Available kernel memory: %dk", kernel_pages_left * 4);
+  logf(LOG_INFO, "Available user memory: %dk", user_pages_left * 4);
+
+  logf(LOG_INFO, "PCI devices:");
+  for (uint16_t i = 0; i < n_pci_devices; ++i) {
+    const struct pci_device *dev = nth_pci_device(i);
+    logf(LOG_INFO, "  %hw:%hw (%hb:%hb)", dev->id_vendor, dev->id_device, dev->class, dev->subclass);
+  }
 
-  if (BOOT_INFO->support_flags & BIS_PAE)
-    logsz("Processor supports PAE (but Portland OS does not yet).\n");
-  else
-    logsz("Processor does not support PAE.\n");
+  logf(LOG_INFO, "Drives:");
+  for (uint8_t i = 0; i < n_drives; ++i) {
+    const struct drive *d = &drives[i];
+    const uint32_t free = d->get_free_sectors(d);
+    logf(LOG_INFO, "  %s: %d%sk, %s (%d%sk free)", d->drive_type, d->n_sectors / 2, d->n_sectors % 2 ? ".5" : "", d->fs_type, free / 2, free % 2 ? ".5" : "");
+  }
 
-  logsz("Kernel dynamic area size: ");
-  u32_dec(max_kernel_pages * 4, nbuf);
-  logsz(nbuf);
-  logsz("k\nUserspace area size: ");
-  u32_dec(max_user_pages * 4, nbuf);
-  logsz(nbuf);
-  logsz("k\n\n");
+  logf(LOG_INFO, "Loading init program.");
 
-  if (!try_elf_run(drives, "bin/init", ""))
+  if (!try_elf_run(drives, "bin/init", "", 0))
     PANIC("Failed to load init program.");
 
-  init_kbd();
-  init_idt();
+  logf(LOG_INFO, "Switching to init task.");
 
-  logsz("Switching to init task.\n");
-  set_log_mode(LOG_USER);
   _start_user_mode();
 }
\ No newline at end of file
-- 
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