[coreboot] r43 - in trunk/filo-0.5: . drivers main

[svn at coreboot.org]

Author: stepan
Date: 2008-03-13 01:49:25 +0100 (Thu, 13 Mar 2008)
New Revision: 43

Modified:
   trunk/filo-0.5/defconfig
   trunk/filo-0.5/drivers/ide.c
   trunk/filo-0.5/main/filo.c
Log:
some sata fixes for FILO, inspired by an old patch from Ward Vandewege.

Signed-off-by: Stefan Reinauer <stepan at coresystems.de>
Acked-by: Stefan Reinauer <stepan at coresystems.de>



Modified: trunk/filo-0.5/defconfig
===================================================================
--- trunk/filo-0.5/defconfig	2008-01-19 21:08:06 UTC (rev 42)
+++ trunk/filo-0.5/defconfig	2008-03-13 00:49:25 UTC (rev 43)
@@ -31,6 +31,13 @@
 # whenever possible.
 #IDE_DISK_POLL_DELAY = 1
 
+# SATA drives seem to have problems reporting their spinup.
+# This will delay FILO start by 5s so the disks have some time to settle.
+# (required on some broken SATA controllers)
+# NOTE: Slows down access significantly, so disable 
+# whenever possible.
+#SLOW_SATA = 1
+
 # Use PCMCIA compact flash on Via Epia MII10000 and MII6000E
 # This device is referred to as hde.
 #PCMCIA_CF = 1

Modified: trunk/filo-0.5/drivers/ide.c
===================================================================
--- trunk/filo-0.5/drivers/ide.c	2008-01-19 21:08:06 UTC (rev 42)
+++ trunk/filo-0.5/drivers/ide.c	2008-03-13 00:49:25 UTC (rev 43)
@@ -319,6 +319,8 @@
 	}
 	debug("ok\n");
 
+	debug("Resetting ide%d... ",
+			ctrl - controllers);
 	/* Disable Interrupts and reset the ide bus */
 	outb(IDE_CTRL_HD15 | IDE_CTRL_SRST | IDE_CTRL_NIEN, 
 		IDE_REG_DEVICE_CONTROL(ctrl));
@@ -326,9 +328,13 @@
 	if (await_ide(bsy, ctrl, currticks() + IDE_RESET_PULSE) < 0) {
 		if (slave_exist)
 			printf ("reset failed, but slave maybe exist\n");
-		else
-			return -1;
+		else {
+			// return -1;
+			printf("reset failed, but we may be on SATA\n");
+		}
 	}
+	debug("ok\n");
+
 	outb(IDE_CTRL_HD15 | IDE_CTRL_NIEN, IDE_REG_DEVICE_CONTROL(ctrl));
 	mdelay(2);
 	if (await_ide(not_bsy, ctrl, currticks() + IDE_TIMEOUT) < 0) {

Modified: trunk/filo-0.5/main/filo.c
===================================================================
--- trunk/filo-0.5/main/filo.c	2008-01-19 21:08:06 UTC (rev 42)
+++ trunk/filo-0.5/main/filo.c	2008-03-13 00:49:25 UTC (rev 43)
@@ -32,6 +32,9 @@
 #ifdef SUPPORT_SOUND
     sound_init();
 #endif
+#ifdef SLOW_SATA
+    delay(5);
+#endif
 }
 
 void boot(const char *line)