OpenCloudOS-Kernel/arch/m68k/mac/config.c

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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/reboot.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/ata_platform.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/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>
#include <asm/config.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_init(void);
extern void via_init(void);
extern void via_init_clock(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(void)
{
via_init_clock();
}
/*
* 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;
}
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;
#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.
*/
m68k: mac: Don't call via_flush_cache() on Mac IIfx There is no VIA2 chip on the Mac IIfx, so don't call via_flush_cache(). This avoids a boot crash which appeared in v5.4. printk: console [ttyS0] enabled printk: bootconsole [debug0] disabled printk: bootconsole [debug0] disabled Calibrating delay loop... 9.61 BogoMIPS (lpj=48064) pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) devtmpfs: initialized random: get_random_u32 called from bucket_table_alloc.isra.27+0x68/0x194 with crng_init=0 clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns futex hash table entries: 256 (order: -1, 3072 bytes, linear) NET: Registered protocol family 16 Data read fault at 0x00000000 in Super Data (pc=0x8a6a) BAD KERNEL BUSERR Oops: 00000000 Modules linked in: PC: [<00008a6a>] via_flush_cache+0x12/0x2c SR: 2700 SP: 01c1fe3c a2: 01c24000 d0: 00001119 d1: 0000000c d2: 00012000 d3: 0000000f d4: 01c06840 d5: 00033b92 a0: 00000000 a1: 00000000 Process swapper (pid: 1, task=01c24000) Frame format=B ssw=0755 isc=0200 isb=fff7 daddr=00000000 dobuf=01c1fed0 baddr=00008a6e dibuf=0000004e ver=f Stack from 01c1fec4: 01c1fed0 00007d7e 00010080 01c1fedc 0000792e 00000001 01c1fef4 00006b40 01c80000 00040000 00000006 00000003 01c1ff1c 004a545e 004ff200 00040000 00000000 00000003 01c06840 00033b92 004a5410 004b6c88 01c1ff84 000021e2 00000073 00000003 01c06840 00033b92 0038507a 004bb094 004b6ca8 004b6c88 004b6ca4 004b6c88 000021ae 00020002 00000000 01c0685d 00000000 01c1ffb4 0049f938 00409c85 01c06840 0045bd40 00000073 00000002 00000002 00000000 Call Trace: [<00007d7e>] mac_cache_card_flush+0x12/0x1c [<00010080>] fix_dnrm+0x2/0x18 [<0000792e>] cache_push+0x46/0x5a [<00006b40>] arch_dma_prep_coherent+0x60/0x6e [<00040000>] switched_to_dl+0x76/0xd0 [<004a545e>] dma_atomic_pool_init+0x4e/0x188 [<00040000>] switched_to_dl+0x76/0xd0 [<00033b92>] parse_args+0x0/0x370 [<004a5410>] dma_atomic_pool_init+0x0/0x188 [<000021e2>] do_one_initcall+0x34/0x1be [<00033b92>] parse_args+0x0/0x370 [<0038507a>] strcpy+0x0/0x1e [<000021ae>] do_one_initcall+0x0/0x1be [<00020002>] do_proc_dointvec_conv+0x54/0x74 [<0049f938>] kernel_init_freeable+0x126/0x190 [<0049f94c>] kernel_init_freeable+0x13a/0x190 [<004a5410>] dma_atomic_pool_init+0x0/0x188 [<00041798>] complete+0x0/0x3c [<000b9b0c>] kfree+0x0/0x20a [<0038df98>] schedule+0x0/0xd0 [<0038d604>] kernel_init+0x0/0xda [<0038d610>] kernel_init+0xc/0xda [<0038d604>] kernel_init+0x0/0xda [<00002d38>] ret_from_kernel_thread+0xc/0x14 Code: 0000 2079 0048 10da 2279 0048 10c8 d3c8 <1011> 0200 fff7 1280 d1f9 0048 10c8 1010 0000 0008 1080 4e5e 4e75 4e56 0000 2039 Disabling lock debugging due to kernel taint Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b Thanks to Stan Johnson for capturing the console log and running git bisect. Git bisect said commit 8e3a68fb55e0 ("dma-mapping: make dma_atomic_pool_init self-contained") is the first "bad" commit. I don't know why. Perhaps mach_l2_flush first became reachable with that commit. Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Reported-and-tested-by: Stan Johnson <userm57@yahoo.com> Signed-off-by: Finn Thain <fthain@telegraphics.com.au> Cc: Joshua Thompson <funaho@jurai.org> Link: https://lore.kernel.org/r/b8bbeef197d6b3898e82ed0d231ad08f575a4b34.1589949122.git.fthain@telegraphics.com.au Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
2020-05-20 12:32:02 +08:00
if (macintosh_config->ident == MAC_MODEL_IICI)
mach_l2_flush = via_l2_flush;
register_platform_power_off(mac_poweroff);
}
/*
* 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_UNSUPPORTED, /* 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_UNSUPPORTED, /* 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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
},
/*
* 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_OLD, /* SWIM */
}, {
.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, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_LC, /* SWIM */
}, {
.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_LC, /* SWIM */
},
/*
* 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_LC, /* SWIM */
}, {
.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_LC, /* SWIM 2 */
}, {
.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_LC, /* SWIM 2 */
},
/*
* 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_LC, /* SWIM */
}, {
.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_LC, /* SWIM */
}, {
.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_LC, /* SWIM 2 */
},
/*
* 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_QUADRA, /* SWIM 2 */
}, {
.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_QUADRA, /* SWIM 2 */
}, {
.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_QUADRA, /* SWIM 2 */
}, {
.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_QUADRA, /* SWIM 2 */
}, {
.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_QUADRA, /* SWIM 2 */
},
/* 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_QUADRA, /* SWIM */
}, {
.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_QUADRA, /* SWIM 2 */
}, {
.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_UNSUPPORTED, /* New Age */
}, {
.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, /* SWIM */
}, {
.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, /* SWIM */
},
/*
* 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_LC, /* SWIM 2 */
}, {
.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_QUADRA, /* SWIM 2 */
}, {
.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_QUADRA, /* SWIM 2 */
}, {
.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_LC, /* SWIM 2 */
}, {
.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_LC, /* SWIM 2 */
},
/* 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_QUADRA, /* SWIM 2 */
}, {
.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_QUADRA, /* SWIM 2 */
}, {
.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_LC, /* SWIM 2 */
}, {
.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_LC, /* SWIM */
},
/*
* 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_QUADRA, /* SWIM 2 */
}, {
.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_QUADRA, /* SWIM 2 */
}, {
.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_UNSUPPORTED, /* New Age */
},
/*
* 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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM 2 */
}, {
.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_OLD, /* SWIM 2 */
},
/*
* 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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
}, {
.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_OLD, /* SWIM */
},
/*
* 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,
};
EXPORT_SYMBOL(scc_a_pdev);
struct platform_device scc_b_pdev = {
.name = "scc",
.id = 1,
};
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. */
m68k: Fix WARNING splat in pmac_zilog driver Don't add platform resources that won't be used. This avoids a recently-added warning from the driver core, that can show up on a multi-platform kernel when !MACH_IS_MAC. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 0 at drivers/base/platform.c:224 platform_get_irq_optional+0x8e/0xce 0 is an invalid IRQ number Modules linked in: CPU: 0 PID: 0 Comm: swapper Not tainted 5.9.0-multi #1 Stack from 004b3f04: 004b3f04 00462c2f 00462c2f 004b3f20 0002e128 004754db 004b6ad4 004b3f4c 0002e19c 004754f7 000000e0 00285ba0 00000009 00000000 004b3f44 ffffffff 004754db 004b3f64 004b3f74 00285ba0 004754f7 000000e0 00000009 004754db 004fdf0c 005269e2 004fdf0c 00000000 004b3f88 00285cae 004b6964 00000000 004fdf0c 004b3fac 0051cc68 004b6964 00000000 004b6964 00000200 00000000 0051cc3e 0023c18a 004b3fc0 0051cd8a 004fdf0c 00000002 0052b43c 004b3fc8 Call Trace: [<0002e128>] __warn+0xa6/0xd6 [<0002e19c>] warn_slowpath_fmt+0x44/0x76 [<00285ba0>] platform_get_irq_optional+0x8e/0xce [<00285ba0>] platform_get_irq_optional+0x8e/0xce [<00285cae>] platform_get_irq+0x12/0x4c [<0051cc68>] pmz_init_port+0x2a/0xa6 [<0051cc3e>] pmz_init_port+0x0/0xa6 [<0023c18a>] strlen+0x0/0x22 [<0051cd8a>] pmz_probe+0x34/0x88 [<0051cde6>] pmz_console_init+0x8/0x28 [<00511776>] console_init+0x1e/0x28 [<0005a3bc>] printk+0x0/0x16 [<0050a8a6>] start_kernel+0x368/0x4ce [<005094f8>] _sinittext+0x4f8/0xc48 random: get_random_bytes called from print_oops_end_marker+0x56/0x80 with crng_init=0 ---[ end trace 392d8e82eed68d6c ]--- Commit a85a6c86c25b ("driver core: platform: Clarify that IRQ 0 is invalid"), which introduced the WARNING, suggests that testing for irq == 0 is undesirable. Instead of that comparison, just test for resource existence. Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Joshua Thompson <funaho@jurai.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Jiri Slaby <jirislaby@kernel.org> Cc: stable@vger.kernel.org # v5.8+ Reported-by: Laurent Vivier <laurent@vivier.eu> Signed-off-by: Finn Thain <fthain@telegraphics.com.au> Link: https://lore.kernel.org/r/0c0fe1e4f11ccec202d4df09ea7d9d98155d101a.1606001297.git.fthain@telegraphics.com.au Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
2020-11-22 07:28:17 +08:00
scc_a_rsrcs[0].start = (resource_size_t)mac_bi_data.sccbase + 2;
scc_a_rsrcs[0].end = scc_a_rsrcs[0].start;
scc_a_pdev.num_resources = ARRAY_SIZE(scc_a_rsrcs);
scc_a_pdev.resource = scc_a_rsrcs;
scc_b_rsrcs[0].start = (resource_size_t)mac_bi_data.sccbase;
scc_b_rsrcs[0].end = scc_b_rsrcs[0].start;
scc_b_pdev.num_resources = ARRAY_SIZE(scc_b_rsrcs);
scc_b_pdev.resource = scc_b_rsrcs;
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;
}
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,
},
};
static const struct resource mac_pata_quadra_rsrc[] __initconst = {
DEFINE_RES_MEM(0x50F1A000, 0x38),
DEFINE_RES_MEM(0x50F1A038, 0x04),
DEFINE_RES_IRQ(IRQ_NUBUS_F),
};
static const struct resource mac_pata_pb_rsrc[] __initconst = {
DEFINE_RES_MEM(0x50F1A000, 0x38),
DEFINE_RES_MEM(0x50F1A038, 0x04),
DEFINE_RES_IRQ(IRQ_NUBUS_C),
};
static const struct resource mac_pata_baboon_rsrc[] __initconst = {
DEFINE_RES_MEM(0x50F1A000, 0x38),
DEFINE_RES_MEM(0x50F1A038, 0x04),
DEFINE_RES_IRQ(IRQ_BABOON_1),
};
static const struct pata_platform_info mac_pata_data __initconst = {
.ioport_shift = 2,
};
int __init mac_platform_init(void)
{
phys_addr_t swim_base = 0;
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_QUADRA:
swim_base = 0x5001E000;
break;
case MAC_FLOPPY_OLD:
swim_base = 0x50016000;
break;
case MAC_FLOPPY_LC:
swim_base = 0x50F16000;
break;
}
if (swim_base) {
struct resource swim_rsrc = {
.flags = IORESOURCE_MEM,
.start = swim_base,
.end = 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));
fallthrough;
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;
}
/*
* IDE device
*/
switch (macintosh_config->ide_type) {
case MAC_IDE_QUADRA:
platform_device_register_resndata(NULL, "pata_platform", -1,
mac_pata_quadra_rsrc, ARRAY_SIZE(mac_pata_quadra_rsrc),
&mac_pata_data, sizeof(mac_pata_data));
break;
case MAC_IDE_PB:
platform_device_register_resndata(NULL, "pata_platform", -1,
mac_pata_pb_rsrc, ARRAY_SIZE(mac_pata_pb_rsrc),
&mac_pata_data, sizeof(mac_pata_data));
break;
case MAC_IDE_BABOON:
platform_device_register_resndata(NULL, "pata_platform", -1,
mac_pata_baboon_rsrc, ARRAY_SIZE(mac_pata_baboon_rsrc),
&mac_pata_data, sizeof(mac_pata_data));
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);