From: Alan Cox <alan@linux.intel.com>
Date: Sat, 6 Dec 2014 14:58:40 +0000 (+0000)
Subject: platform-dragon: floppy driver updates
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=cb21cec0c2911a65ed8077884c2fd516f2ec9f8c;p=FUZIX.git

platform-dragon: floppy driver updates

It now sort of works but something isn't right in the track handling logic
so that's partly commented out. We issue excess seeks as a result.
---

diff --git a/Kernel/platform-dragon/devfd.c b/Kernel/platform-dragon/devfd.c
index f9acb737..48d94009 100644
--- a/Kernel/platform-dragon/devfd.c
+++ b/Kernel/platform-dragon/devfd.c
@@ -79,9 +79,7 @@ static int fd_transfer(uint8_t minor, bool is_read, uint8_t rawflag)
         
     while (ct < 2) {
         for (tries = 0; tries < 4 ; tries++) {
-//            kprintf("Issue command: %d drive %d sec %d\n", cmd[0], minor, cmd[2]);
             err = fd_operation(cmd, driveptr);
-//            kprintf("Issue command: return %d\n", err);
             if (err == 0)
                 break;
             if (tries > 1)
diff --git a/Kernel/platform-dragon/floppy.s b/Kernel/platform-dragon/floppy.s
index 34c34bc6..b039889e 100644
--- a/Kernel/platform-dragon/floppy.s
+++ b/Kernel/platform-dragon/floppy.s
@@ -97,7 +97,10 @@ fdsetup:
 	sta	<FDCTRK		; reset track register
 	pshs	x,y
 	cmpa	TRACK,x		; target track
-	beq	fdiosetup
+;
+;	FIXME: what have we screwed up here so this always branches ???
+;
+;	beq	fdiosetup
 
 	sta	<FDCTRK		; target
 	;