From 72ea69fbdfb6db6111cf3e1f5ef540e4a87ec29c Mon Sep 17 00:00:00 2001
From: kaashoek <kaashoek>
Date: Mon, 10 Jul 2006 13:08:37 +0000
Subject: read the disk using interrupts
---
syscall.c | 22 ++++++++++++++++------
1 file changed, 16 insertions(+), 6 deletions(-)
(limited to 'syscall.c')
diff --git a/syscall.c b/syscall.c
index 464d665..c7627ea 100644
--- a/syscall.c
+++ b/syscall.c
@@ -227,14 +227,24 @@ sys_cons_putc()
int
sys_block(void)
{
- char buf[1];
+ char buf[512];
+ int i, j;
cprintf("%d: call sys_block\n", cpu());
- ide_init();
- ide_read(0, buf, 1);
- // cprintf("sec0.0 %x\n", buf[0] & 0xff);
- cprintf ("call sleep\n");
- sleep (0);
+ for (i = 0; i < 100; i++) {
+ if (ide_start_read(i, buf, 1)) {
+ panic("couldn't start read\n");
+ }
+ cprintf("call sleep\n");
+ sleep (&disk_channel);
+ if (ide_read(i, buf, 1)) {
+ panic("couldn't do read\n");
+ }
+ cprintf("sector %d: ", i);
+ for (j = 0; j < 2; j++)
+ cprintf("%x ", buf[j] & 0xff);
+ cprintf("\n");
+ }
return 0;
}
--
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