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Aic APM driver support for e.g. Toshiba T2400 notebook with internal 

Adaptec SCSI (aic6360/aha152x) controller.

PR:		5382
Reviewed by:	phk
Submitted by:	Oliver Breuninger <ob@seicom.NET>
This commit is contained in:
Poul-Henning Kamp 1998-04-12 12:11:31 +00:00
parent 20ef883886
commit 81aba7a19d
1 changed files with 59 additions and 2 deletions
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61
sys/i386/isa/aic6360.c
View File

@ -1,6 +1,7 @@
/*
* Copyright (c) 1994 Charles Hannum.
* Copyright (c) 1994 Jarle Greipsland
* Copyright (c) 1997 Oliver Breuninger (APM modification)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -31,7 +32,7 @@
*/
/*
* $Id: aic6360.c,v 1.37 1998/02/09 06:08:23 eivind Exp $
* $Id: aic6360.c,v 1.38 1998/02/27 05:38:23 msmith Exp $
*
* Acknowledgements: Many of the algorithms used in this driver are
* inspired by the work of Julian Elischer (julian@tfs.com) and
@ -114,6 +115,7 @@
#include "opt_ddb.h"
#include "aic.h"
#include "apm.h"
#include <sys/param.h>
#include <sys/kernel.h>
@ -124,6 +126,9 @@
#include <scsi/scsi_debug.h>
#include <machine/clock.h>
#if NAPM > 0
#include <machine/apm_bios.h>
#endif /* NAPM > 0 */
#include <i386/isa/isa_device.h>
#include "ioconf.h"
@ -584,6 +589,7 @@ static struct aic_data { /* One of these per adapter */
#define AIC_RESELECTED 0x04 /* Has been reselected */
#define AIC_HASNEXUS 0x05 /* Actively using the SCSI bus */
#define AIC_CLEANING 0x06
#define AIC_SUSPEND 0x07 /* Suspend mode (APM) */
short flags;
#define AIC_DROP_MSGI 0x01 /* Discard all msgs (parity err detected) */
#define AIC_DOINGDMA 0x02 /* The FIFO data path is active! */
@ -615,6 +621,11 @@ static struct aic_data { /* One of these per adapter */
#ifdef PC98
int *aicport; /* I/O port information */
#endif
#if NAPM > 0
struct apmhook s_hook; /* reconfiguration support */
struct apmhook r_hook; /* reconfiguration support */
#endif /* NAPM > 0 */
} *aicdata[NAIC];
#define AIC_SHOWACBS 0x01
@ -643,6 +654,10 @@ static int aic_debug = 0; /* AIC_SHOWSTART|AIC_SHOWMISC|AIC_SHOWTRAC; */
static int aicprobe __P((struct isa_device *));
static int aicattach __P((struct isa_device *));
#if NAPM > 0
static int aic_suspend __P((struct aic_data *));
static int aic_resume __P((struct aic_data *));
#endif /* NAPM > 0 */
static void aic_minphys __P((struct buf *));
static u_int32_t aic_adapter_info __P((int));
static void aic_init __P((struct aic_data *));
@ -851,6 +866,33 @@ aicprobe(dev)
return 0x20;
}
#if NAPM > 0
static int
aic_suspend(aic)
struct aic_data *aic;
{
AIC_TRACE(("Suspend aic:\n"));
printf ("aic: suspend\n");
aic->state = AIC_SUSPEND;
return 0;
}
static int
aic_resume(aic)
struct aic_data *aic;
{
AIC_TRACE(("Resume aic:\n"));
printf ("aic: resume\n");
aic->state = 0;
aic_init(aic);
/*
aic6360_reset(aic);
aic_scsi_reset(aic);
*/
return 0;
}
#endif /* NAPM > 0 */
/* Do the real search-for-device.
* Prerequisite: aic->iobase should be set to the proper value
*/
@ -940,6 +982,19 @@ aicattach(dev)
aic->sc_link.adapter = &aic_switch;
aic->sc_link.device = &aic_dev;
#if NAPM > 0
aic->s_hook.ah_fun = aic_suspend;
aic->s_hook.ah_arg = (void *) aic;
aic->s_hook.ah_name = "Adaptec AHA1520/AIC6369";
aic->s_hook.ah_order = APM_MID_ORDER;
apm_hook_establish(APM_HOOK_SUSPEND, &aic->s_hook);
aic->r_hook.ah_fun = aic_resume;
aic->r_hook.ah_arg = (void *) aic;
aic->r_hook.ah_name = "Adaptec AHA1520/AIC6369";
aic->r_hook.ah_order = APM_MID_ORDER;
apm_hook_establish(APM_HOOK_RESUME, &aic->r_hook);
#endif /* NAPM > 0 */
/*
* Prepare the scsibus_data area for the upperlevel
* scsi code.
@ -957,7 +1012,6 @@ aicattach(dev)
return 1;
}
/* Initialize AIC6360 chip itself
* The following conditions should hold:
* aicprobe should have succeeded, i.e. the iobase address in aic_data must
@ -1003,6 +1057,7 @@ aic_scsi_reset(aic)
{
u_short iobase = aic->iobase;
AIC_TRACE(("aic_scsi_reset:\n"));
outb(SCSISEQ, SCSIRSTO);
DELAY(500);
outb(SCSISEQ, 0);
@ -1021,6 +1076,8 @@ aic_init(aic)
struct acb *acb;
int r;
AIC_TRACE(("aic_init:\n"));
/* Reset the SCSI-bus itself */
aic_scsi_reset(aic);