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linux-stable/arch/m68k/mac/config.c
Finn Thain 8fb9a64eb6 scsi: mac_scsi: Enable PDMA on Mac IIfx 
Add support for Apple's custom "SCSI DMA" chip. This patch doesn't make use
of its DMA capability. Just the PDMA capability is sufficient to improve
sequential read throughput by a factor of 5.

Cc: Michael Schmitz <schmitzmic@gmail.com>
Cc: Joshua Thompson <funaho@jurai.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Stan Johnson <userm57@yahoo.com>
Tested-by: Michael Schmitz <schmitzmic@gmail.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2019-06-20 15:37:03 -04:00

1087 lines
28 KiB
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/*
* linux/arch/m68k/mac/config.c
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*/
/*
* Miscellaneous linux stuff
*/
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/tty.h>
#include <linux/console.h>
#include <linux/interrupt.h>
/* keyb */
#include <linux/random.h>
#include <linux/delay.h>
/* keyb */
#include <linux/init.h>
#include <linux/vt_kern.h>
#include <linux/platform_device.h>
#include <linux/adb.h>
#include <linux/cuda.h>
#include <linux/pmu.h>
#include <linux/rtc.h>
#include <asm/setup.h>
#include <asm/bootinfo.h>
#include <asm/bootinfo-mac.h>
#include <asm/byteorder.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/pgtable.h>
#include <asm/machdep.h>
#include <asm/macintosh.h>
#include <asm/macints.h>
#include <asm/machw.h>
#include <asm/mac_iop.h>
#include <asm/mac_via.h>
#include <asm/mac_oss.h>
#include <asm/mac_psc.h>
/* Mac bootinfo struct */
struct mac_booter_data mac_bi_data;
/* The phys. video addr. - might be bogus on some machines */
static unsigned long mac_orig_videoaddr;
extern int mac_hwclk(int, struct rtc_time *);
extern void iop_preinit(void);
extern void iop_init(void);
extern void via_init(void);
extern void via_init_clock(irq_handler_t func);
extern void via_flush_cache(void);
extern void oss_init(void);
extern void psc_init(void);
extern void baboon_init(void);
extern void mac_mksound(unsigned int, unsigned int);
static void mac_get_model(char *str);
static void mac_identify(void);
static void mac_report_hardware(void);
static void __init mac_sched_init(irq_handler_t vector)
{
via_init_clock(vector);
}
/*
* Parse a Macintosh-specific record in the bootinfo
*/
int __init mac_parse_bootinfo(const struct bi_record *record)
{
int unknown = 0;
const void *data = record->data;
switch (be16_to_cpu(record->tag)) {
case BI_MAC_MODEL:
mac_bi_data.id = be32_to_cpup(data);
break;
case BI_MAC_VADDR:
mac_bi_data.videoaddr = be32_to_cpup(data);
break;
case BI_MAC_VDEPTH:
mac_bi_data.videodepth = be32_to_cpup(data);
break;
case BI_MAC_VROW:
mac_bi_data.videorow = be32_to_cpup(data);
break;
case BI_MAC_VDIM:
mac_bi_data.dimensions = be32_to_cpup(data);
break;
case BI_MAC_VLOGICAL:
mac_orig_videoaddr = be32_to_cpup(data);
mac_bi_data.videological =
VIDEOMEMBASE + (mac_orig_videoaddr & ~VIDEOMEMMASK);
break;
case BI_MAC_SCCBASE:
mac_bi_data.sccbase = be32_to_cpup(data);
break;
case BI_MAC_BTIME:
mac_bi_data.boottime = be32_to_cpup(data);
break;
case BI_MAC_GMTBIAS:
mac_bi_data.gmtbias = be32_to_cpup(data);
break;
case BI_MAC_MEMSIZE:
mac_bi_data.memsize = be32_to_cpup(data);
break;
case BI_MAC_CPUID:
mac_bi_data.cpuid = be32_to_cpup(data);
break;
case BI_MAC_ROMBASE:
mac_bi_data.rombase = be32_to_cpup(data);
break;
default:
unknown = 1;
break;
}
return unknown;
}
/*
* Flip into 24bit mode for an instant - flushes the L2 cache card. We
* have to disable interrupts for this. Our IRQ handlers will crap
* themselves if they take an IRQ in 24bit mode!
*/
static void mac_cache_card_flush(int writeback)
{
unsigned long flags;
local_irq_save(flags);
via_flush_cache();
local_irq_restore(flags);
}
void __init config_mac(void)
{
if (!MACH_IS_MAC)
pr_err("ERROR: no Mac, but config_mac() called!!\n");
mach_sched_init = mac_sched_init;
mach_init_IRQ = mac_init_IRQ;
mach_get_model = mac_get_model;
mach_hwclk = mac_hwclk;
mach_reset = mac_reset;
mach_halt = mac_poweroff;
mach_power_off = mac_poweroff;
mach_max_dma_address = 0xffffffff;
#if IS_ENABLED(CONFIG_INPUT_M68K_BEEP)
mach_beep = mac_mksound;
#endif
/*
* Determine hardware present
*/
mac_identify();
mac_report_hardware();
/*
* AFAIK only the IIci takes a cache card. The IIfx has onboard
* cache ... someone needs to figure out how to tell if it's on or
* not.
*/
if (macintosh_config->ident == MAC_MODEL_IICI
|| macintosh_config->ident == MAC_MODEL_IIFX)
mach_l2_flush = mac_cache_card_flush;
}
/*
* Macintosh Table: hardcoded model configuration data.
*
* Much of this was defined by Alan, based on who knows what docs.
* I've added a lot more, and some of that was pure guesswork based
* on hardware pages present on the Mac web site. Possibly wildly
* inaccurate, so look here if a new Mac model won't run. Example: if
* a Mac crashes immediately after the VIA1 registers have been dumped
* to the screen, it probably died attempting to read DirB on a RBV.
* Meaning it should have MAC_VIA_IICI here :-)
*/
struct mac_model *macintosh_config;
EXPORT_SYMBOL(macintosh_config);
static struct mac_model mac_data_table[] = {
/*
* We'll pretend to be a Macintosh II, that's pretty safe.
*/
{
.ident = MAC_MODEL_II,
.name = "Unknown",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_II,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_IWM,
},
/*
* Original Mac II hardware
*/
{
.ident = MAC_MODEL_II,
.name = "II",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_II,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_IWM,
}, {
.ident = MAC_MODEL_IIX,
.name = "IIx",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_II,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_IICX,
.name = "IIcx",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_II,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_SE30,
.name = "SE/30",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_II,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
* Weirdified Mac II hardware - all subtly different. Gee thanks
* Apple. All these boxes seem to have VIA2 in a different place to
* the Mac II (+1A000 rather than +4000)
* CSA: see http://developer.apple.com/technotes/hw/hw_09.html
*/
{
.ident = MAC_MODEL_IICI,
.name = "IIci",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_IIFX,
.name = "IIfx",
.adb_type = MAC_ADB_IOP,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_IIFX,
.scc_type = MAC_SCC_IOP,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_IOP,
}, {
.ident = MAC_MODEL_IISI,
.name = "IIsi",
.adb_type = MAC_ADB_EGRET,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_IIVI,
.name = "IIvi",
.adb_type = MAC_ADB_EGRET,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_IIVX,
.name = "IIvx",
.adb_type = MAC_ADB_EGRET,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
* Classic models (guessing: similar to SE/30? Nope, similar to LC...)
*/
{
.ident = MAC_MODEL_CLII,
.name = "Classic II",
.adb_type = MAC_ADB_EGRET,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_CCL,
.name = "Color Classic",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_CCLII,
.name = "Color Classic II",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
* Some Mac LC machines. Basically the same as the IIci, ADB like IIsi
*/
{
.ident = MAC_MODEL_LC,
.name = "LC",
.adb_type = MAC_ADB_EGRET,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_LCII,
.name = "LC II",
.adb_type = MAC_ADB_EGRET,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_LCIII,
.name = "LC III",
.adb_type = MAC_ADB_EGRET,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
* Quadra. Video is at 0xF9000000, via is like a MacII. We label it
* differently as some of the stuff connected to VIA2 seems different.
* Better SCSI chip and onboard ethernet using a NatSemi SONIC except
* the 660AV and 840AV which use an AMD 79C940 (MACE).
* The 700, 900 and 950 have some I/O chips in the wrong place to
* confuse us. The 840AV has a SCSI location of its own (same as
* the 660AV).
*/
{
.ident = MAC_MODEL_Q605,
.name = "Quadra 605",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q605_ACC,
.name = "Quadra 605",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q610,
.name = "Quadra 610",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q630,
.name = "Quadra 630",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.ide_type = MAC_IDE_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.expansion_type = MAC_EXP_PDS_COMM,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q650,
.name = "Quadra 650",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
},
/* The Q700 does have a NS Sonic */
{
.ident = MAC_MODEL_Q700,
.name = "Quadra 700",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA2,
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q800,
.name = "Quadra 800",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q840,
.name = "Quadra 840AV",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA3,
.scc_type = MAC_SCC_PSC,
.ether_type = MAC_ETHER_MACE,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_AV,
}, {
.ident = MAC_MODEL_Q900,
.name = "Quadra 900",
.adb_type = MAC_ADB_IOP,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA2,
.scc_type = MAC_SCC_IOP,
.ether_type = MAC_ETHER_SONIC,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_IOP,
}, {
.ident = MAC_MODEL_Q950,
.name = "Quadra 950",
.adb_type = MAC_ADB_IOP,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA2,
.scc_type = MAC_SCC_IOP,
.ether_type = MAC_ETHER_SONIC,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_IOP,
},
/*
* Performa - more LC type machines
*/
{
.ident = MAC_MODEL_P460,
.name = "Performa 460",
.adb_type = MAC_ADB_EGRET,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_P475,
.name = "Performa 475",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_P475F,
.name = "Performa 475",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_P520,
.name = "Performa 520",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_P550,
.name = "Performa 550",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/* These have the comm slot, and therefore possibly SONIC ethernet */
{
.ident = MAC_MODEL_P575,
.name = "Performa 575",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS_COMM,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_P588,
.name = "Performa 588",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.ide_type = MAC_IDE_QUADRA,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_PDS_COMM,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_TV,
.name = "TV",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_P600,
.name = "Performa 600",
.adb_type = MAC_ADB_EGRET,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_LC,
.scc_type = MAC_SCC_II,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
* Centris - just guessing again; maybe like Quadra.
* The C610 may or may not have SONIC. We probe to make sure.
*/
{
.ident = MAC_MODEL_C610,
.name = "Centris 610",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_C650,
.name = "Centris 650",
.adb_type = MAC_ADB_II,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_C660,
.name = "Centris 660AV",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA3,
.scc_type = MAC_SCC_PSC,
.ether_type = MAC_ETHER_MACE,
.expansion_type = MAC_EXP_PDS_NUBUS,
.floppy_type = MAC_FLOPPY_AV,
},
/*
* The PowerBooks all the same "Combo" custom IC for SCSI and SCC
* and a PMU (in two variations?) for ADB. Most of them use the
* Quadra-style VIAs. A few models also have IDE from hell.
*/
{
.ident = MAC_MODEL_PB140,
.name = "PowerBook 140",
.adb_type = MAC_ADB_PB1,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB145,
.name = "PowerBook 145",
.adb_type = MAC_ADB_PB1,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB150,
.name = "PowerBook 150",
.adb_type = MAC_ADB_PB2,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_OLD,
.ide_type = MAC_IDE_PB,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB160,
.name = "PowerBook 160",
.adb_type = MAC_ADB_PB1,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB165,
.name = "PowerBook 165",
.adb_type = MAC_ADB_PB1,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB165C,
.name = "PowerBook 165c",
.adb_type = MAC_ADB_PB1,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB170,
.name = "PowerBook 170",
.adb_type = MAC_ADB_PB1,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB180,
.name = "PowerBook 180",
.adb_type = MAC_ADB_PB1,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB180C,
.name = "PowerBook 180c",
.adb_type = MAC_ADB_PB1,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB190,
.name = "PowerBook 190",
.adb_type = MAC_ADB_PB2,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.ide_type = MAC_IDE_BABOON,
.scc_type = MAC_SCC_QUADRA,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB520,
.name = "PowerBook 520",
.adb_type = MAC_ADB_PB2,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
* PowerBook Duos are pretty much like normal PowerBooks
* All of these probably have onboard SONIC in the Dock which
* means we'll have to probe for it eventually.
*/
{
.ident = MAC_MODEL_PB210,
.name = "PowerBook Duo 210",
.adb_type = MAC_ADB_PB2,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_DUO,
.scc_type = MAC_SCC_QUADRA,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB230,
.name = "PowerBook Duo 230",
.adb_type = MAC_ADB_PB2,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_DUO,
.scc_type = MAC_SCC_QUADRA,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB250,
.name = "PowerBook Duo 250",
.adb_type = MAC_ADB_PB2,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_DUO,
.scc_type = MAC_SCC_QUADRA,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB270C,
.name = "PowerBook Duo 270c",
.adb_type = MAC_ADB_PB2,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_DUO,
.scc_type = MAC_SCC_QUADRA,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB280,
.name = "PowerBook Duo 280",
.adb_type = MAC_ADB_PB2,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_DUO,
.scc_type = MAC_SCC_QUADRA,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB280C,
.name = "PowerBook Duo 280c",
.adb_type = MAC_ADB_PB2,
.via_type = MAC_VIA_IICI,
.scsi_type = MAC_SCSI_DUO,
.scc_type = MAC_SCC_QUADRA,
.expansion_type = MAC_EXP_NUBUS,
.floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
* Other stuff?
*/
{
.ident = -1
}
};
static struct resource scc_a_rsrcs[] = {
{ .flags = IORESOURCE_MEM },
{ .flags = IORESOURCE_IRQ },
};
static struct resource scc_b_rsrcs[] = {
{ .flags = IORESOURCE_MEM },
{ .flags = IORESOURCE_IRQ },
};
struct platform_device scc_a_pdev = {
.name = "scc",
.id = 0,
.num_resources = ARRAY_SIZE(scc_a_rsrcs),
.resource = scc_a_rsrcs,
};
EXPORT_SYMBOL(scc_a_pdev);
struct platform_device scc_b_pdev = {
.name = "scc",
.id = 1,
.num_resources = ARRAY_SIZE(scc_b_rsrcs),
.resource = scc_b_rsrcs,
};
EXPORT_SYMBOL(scc_b_pdev);
static void __init mac_identify(void)
{
struct mac_model *m;
/* Penguin data useful? */
int model = mac_bi_data.id;
if (!model) {
/* no bootinfo model id -> NetBSD booter was used! */
/* XXX FIXME: breaks for model > 31 */
model = (mac_bi_data.cpuid >> 2) & 63;
pr_warn("No bootinfo model ID, using cpuid instead (obsolete bootloader?)\n");
}
macintosh_config = mac_data_table;
for (m = macintosh_config; m->ident != -1; m++) {
if (m->ident == model) {
macintosh_config = m;
break;
}
}
/* Set up serial port resources for the console initcall. */
scc_a_rsrcs[0].start = (resource_size_t) mac_bi_data.sccbase + 2;
scc_a_rsrcs[0].end = scc_a_rsrcs[0].start;
scc_b_rsrcs[0].start = (resource_size_t) mac_bi_data.sccbase;
scc_b_rsrcs[0].end = scc_b_rsrcs[0].start;
switch (macintosh_config->scc_type) {
case MAC_SCC_PSC:
scc_a_rsrcs[1].start = scc_a_rsrcs[1].end = IRQ_MAC_SCC_A;
scc_b_rsrcs[1].start = scc_b_rsrcs[1].end = IRQ_MAC_SCC_B;
break;
default:
/* On non-PSC machines, the serial ports share an IRQ. */
if (macintosh_config->ident == MAC_MODEL_IIFX) {
scc_a_rsrcs[1].start = scc_a_rsrcs[1].end = IRQ_MAC_SCC;
scc_b_rsrcs[1].start = scc_b_rsrcs[1].end = IRQ_MAC_SCC;
} else {
scc_a_rsrcs[1].start = scc_a_rsrcs[1].end = IRQ_AUTO_4;
scc_b_rsrcs[1].start = scc_b_rsrcs[1].end = IRQ_AUTO_4;
}
break;
}
/*
* We need to pre-init the IOPs, if any. Otherwise
* the serial console won't work if the user had
* the serial ports set to "Faster" mode in MacOS.
*/
iop_preinit();
pr_info("Detected Macintosh model: %d\n", model);
/*
* Report booter data:
*/
printk(KERN_DEBUG " Penguin bootinfo data:\n");
printk(KERN_DEBUG " Video: addr 0x%lx row 0x%lx depth %lx dimensions %ld x %ld\n",
mac_bi_data.videoaddr, mac_bi_data.videorow,
mac_bi_data.videodepth, mac_bi_data.dimensions & 0xFFFF,
mac_bi_data.dimensions >> 16);
printk(KERN_DEBUG " Videological 0x%lx phys. 0x%lx, SCC at 0x%lx\n",
mac_bi_data.videological, mac_orig_videoaddr,
mac_bi_data.sccbase);
printk(KERN_DEBUG " Boottime: 0x%lx GMTBias: 0x%lx\n",
mac_bi_data.boottime, mac_bi_data.gmtbias);
printk(KERN_DEBUG " Machine ID: %ld CPUid: 0x%lx memory size: 0x%lx\n",
mac_bi_data.id, mac_bi_data.cpuid, mac_bi_data.memsize);
iop_init();
oss_init();
via_init();
psc_init();
baboon_init();
#ifdef CONFIG_ADB_CUDA
find_via_cuda();
#endif
#ifdef CONFIG_ADB_PMU
find_via_pmu();
#endif
}
static void __init mac_report_hardware(void)
{
pr_info("Apple Macintosh %s\n", macintosh_config->name);
}
static void mac_get_model(char *str)
{
strcpy(str, "Macintosh ");
strcat(str, macintosh_config->name);
}
static const struct resource mac_scsi_iifx_rsrc[] __initconst = {
{
.flags = IORESOURCE_IRQ,
.start = IRQ_MAC_SCSI,
.end = IRQ_MAC_SCSI,
}, {
.flags = IORESOURCE_MEM,
.start = 0x50008000,
.end = 0x50009FFF,
}, {
.flags = IORESOURCE_MEM,
.start = 0x50008000,
.end = 0x50009FFF,
},
};
static const struct resource mac_scsi_duo_rsrc[] __initconst = {
{
.flags = IORESOURCE_MEM,
.start = 0xFEE02000,
.end = 0xFEE03FFF,
},
};
static const struct resource mac_scsi_old_rsrc[] __initconst = {
{
.flags = IORESOURCE_IRQ,
.start = IRQ_MAC_SCSI,
.end = IRQ_MAC_SCSI,
}, {
.flags = IORESOURCE_MEM,
.start = 0x50010000,
.end = 0x50011FFF,
}, {
.flags = IORESOURCE_MEM,
.start = 0x50006000,
.end = 0x50007FFF,
},
};
static const struct resource mac_scsi_ccl_rsrc[] __initconst = {
{
.flags = IORESOURCE_IRQ,
.start = IRQ_MAC_SCSI,
.end = IRQ_MAC_SCSI,
}, {
.flags = IORESOURCE_MEM,
.start = 0x50F10000,
.end = 0x50F11FFF,
}, {
.flags = IORESOURCE_MEM,
.start = 0x50F06000,
.end = 0x50F07FFF,
},
};
int __init mac_platform_init(void)
{
u8 *swim_base;
if (!MACH_IS_MAC)
return -ENODEV;
/*
* Serial devices
*/
platform_device_register(&scc_a_pdev);
platform_device_register(&scc_b_pdev);
/*
* Floppy device
*/
switch (macintosh_config->floppy_type) {
case MAC_FLOPPY_SWIM_ADDR1:
swim_base = (u8 *)(VIA1_BASE + 0x1E000);
break;
case MAC_FLOPPY_SWIM_ADDR2:
swim_base = (u8 *)(VIA1_BASE + 0x16000);
break;
default:
swim_base = NULL;
break;
}
if (swim_base) {
struct resource swim_rsrc = {
.flags = IORESOURCE_MEM,
.start = (resource_size_t)swim_base,
.end = (resource_size_t)swim_base + 0x1FFF,
};
platform_device_register_simple("swim", -1, &swim_rsrc, 1);
}
/*
* SCSI device(s)
*/
switch (macintosh_config->scsi_type) {
case MAC_SCSI_QUADRA:
case MAC_SCSI_QUADRA3:
platform_device_register_simple("mac_esp", 0, NULL, 0);
break;
case MAC_SCSI_QUADRA2:
platform_device_register_simple("mac_esp", 0, NULL, 0);
if ((macintosh_config->ident == MAC_MODEL_Q900) ||
(macintosh_config->ident == MAC_MODEL_Q950))
platform_device_register_simple("mac_esp", 1, NULL, 0);
break;
case MAC_SCSI_IIFX:
/* Addresses from The Guide to Mac Family Hardware.
* $5000 8000 - $5000 9FFF: SCSI DMA
* $5000 A000 - $5000 BFFF: Alternate SCSI
* $5000 C000 - $5000 DFFF: Alternate SCSI (DMA)
* $5000 E000 - $5000 FFFF: Alternate SCSI (Hsk)
* The A/UX header file sys/uconfig.h says $50F0 8000.
* The "SCSI DMA" custom IC embeds the 53C80 core and
* supports Programmed IO, DMA and PDMA (hardware handshake).
*/
platform_device_register_simple("mac_scsi", 0,
mac_scsi_iifx_rsrc, ARRAY_SIZE(mac_scsi_iifx_rsrc));
break;
case MAC_SCSI_DUO:
/* Addresses from the Duo Dock II Developer Note.
* $FEE0 2000 - $FEE0 3FFF: normal mode
* $FEE0 4000 - $FEE0 5FFF: pseudo DMA without /DRQ
* $FEE0 6000 - $FEE0 7FFF: pseudo DMA with /DRQ
* The NetBSD code indicates that both 5380 chips share
* an IRQ (?) which would need careful handling (see mac_esp).
*/
platform_device_register_simple("mac_scsi", 1,
mac_scsi_duo_rsrc, ARRAY_SIZE(mac_scsi_duo_rsrc));
/* fall through */
case MAC_SCSI_OLD:
/* Addresses from Developer Notes for Duo System,
* PowerBook 180 & 160, 140 & 170, Macintosh IIsi
* and also from The Guide to Mac Family Hardware for
* SE/30, II, IIx, IIcx, IIci.
* $5000 6000 - $5000 7FFF: pseudo-DMA with /DRQ
* $5001 0000 - $5001 1FFF: normal mode
* $5001 2000 - $5001 3FFF: pseudo-DMA without /DRQ
* GMFH says that $5000 0000 - $50FF FFFF "wraps
* $5000 0000 - $5001 FFFF eight times" (!)
* mess.org says IIci and Color Classic do not alias
* I/O address space.
*/
platform_device_register_simple("mac_scsi", 0,
mac_scsi_old_rsrc, ARRAY_SIZE(mac_scsi_old_rsrc));
break;
case MAC_SCSI_LC:
/* Addresses from Mac LC data in Designing Cards & Drivers 3ed.
* Also from the Developer Notes for Classic II, LC III,
* Color Classic and IIvx.
* $50F0 6000 - $50F0 7FFF: SCSI handshake
* $50F1 0000 - $50F1 1FFF: SCSI
* $50F1 2000 - $50F1 3FFF: SCSI DMA
*/
platform_device_register_simple("mac_scsi", 0,
mac_scsi_ccl_rsrc, ARRAY_SIZE(mac_scsi_ccl_rsrc));
break;
}
/*
* Ethernet device
*/
if (macintosh_config->ether_type == MAC_ETHER_SONIC ||
macintosh_config->expansion_type == MAC_EXP_PDS_COMM)
platform_device_register_simple("macsonic", -1, NULL, 0);
if (macintosh_config->expansion_type == MAC_EXP_PDS ||
macintosh_config->expansion_type == MAC_EXP_PDS_COMM)
platform_device_register_simple("mac89x0", -1, NULL, 0);
if (macintosh_config->ether_type == MAC_ETHER_MACE)
platform_device_register_simple("macmace", -1, NULL, 0);
return 0;
}
arch_initcall(mac_platform_init);
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