Orange Pi5 kernel

Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards

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^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2)  *    Zorro Bus Services
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *    Copyright (C) 1995-2003 Geert Uytterhoeven
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  *    This file is subject to the terms and conditions of the GNU General Public
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  *    License.  See the file COPYING in the main directory of this archive
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  *    for more details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <linux/zorro.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/bitops.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #include <linux/dma-mapping.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #include <asm/byteorder.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) #include <asm/setup.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #include <asm/amigahw.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) #include "zorro.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29)     /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30)      *  Zorro Expansion Devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31)      */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) unsigned int zorro_num_autocon;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) struct zorro_dev_init zorro_autocon_init[ZORRO_NUM_AUTO] __initdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) struct zorro_dev *zorro_autocon;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38)     /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39)      *  Zorro bus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40)      */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) struct zorro_bus {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	struct device dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	struct zorro_dev devices[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48)     /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49)      *  Find Zorro Devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50)      */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) struct zorro_dev *zorro_find_device(zorro_id id, struct zorro_dev *from)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	struct zorro_dev *z;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	if (!zorro_num_autocon)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 		return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	for (z = from ? from+1 : &zorro_autocon[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	     z < zorro_autocon+zorro_num_autocon;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	     z++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 		if (id == ZORRO_WILDCARD || id == z->id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 			return z;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) EXPORT_SYMBOL(zorro_find_device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69)     /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70)      *  Bitmask indicating portions of available Zorro II RAM that are unused
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71)      *  by the system. Every bit represents a 64K chunk, for a maximum of 8MB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72)      *  (128 chunks, physical 0x00200000-0x009fffff).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73)      *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74)      *  If you want to use (= allocate) portions of this RAM, you should clear
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75)      *  the corresponding bits.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76)      *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77)      *  Possible uses:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78)      *      - z2ram device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79)      *      - SCSI DMA bounce buffers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80)      *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81)      *  FIXME: use the normal resource management
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82)      */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) DECLARE_BITMAP(zorro_unused_z2ram, 128);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) EXPORT_SYMBOL(zorro_unused_z2ram);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) static void __init mark_region(unsigned long start, unsigned long end,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 			       int flag)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	if (flag)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 		start += Z2RAM_CHUNKMASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 		end += Z2RAM_CHUNKMASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	start &= ~Z2RAM_CHUNKMASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 	end &= ~Z2RAM_CHUNKMASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	if (end <= Z2RAM_START || start >= Z2RAM_END)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	start = start < Z2RAM_START ? 0x00000000 : start-Z2RAM_START;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	end = end > Z2RAM_END ? Z2RAM_SIZE : end-Z2RAM_START;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	while (start < end) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 		u32 chunk = start>>Z2RAM_CHUNKSHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 		if (flag)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 			set_bit(chunk, zorro_unused_z2ram);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 		else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 			clear_bit(chunk, zorro_unused_z2ram);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 		start += Z2RAM_CHUNKSIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) static struct resource __init *zorro_find_parent_resource(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	struct platform_device *bridge, struct zorro_dev *z)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	for (i = 0; i < bridge->num_resources; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 		struct resource *r = &bridge->resource[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 		if (zorro_resource_start(z) >= r->start &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 		    zorro_resource_end(z) <= r->end)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 			return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	return &iomem_resource;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) static int __init amiga_zorro_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	struct zorro_bus *bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	struct zorro_dev_init *zi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	struct zorro_dev *z;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	struct resource *r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	unsigned int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 	/* Initialize the Zorro bus */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	bus = kzalloc(struct_size(bus, devices, zorro_num_autocon),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 		      GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	if (!bus)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 		return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	zorro_autocon = bus->devices;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 	bus->dev.parent = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 	dev_set_name(&bus->dev, zorro_bus_type.name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	error = device_register(&bus->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 	if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 		pr_err("Zorro: Error registering zorro_bus\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 		put_device(&bus->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 		kfree(bus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 		return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 	platform_set_drvdata(pdev, bus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	pr_info("Zorro: Probing AutoConfig expansion devices: %u device%s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 		 zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	/* First identify all devices ... */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	for (i = 0; i < zorro_num_autocon; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 		zi = &zorro_autocon_init[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 		z = &zorro_autocon[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 		z->rom = zi->rom;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 		z->id = (be16_to_cpu(z->rom.er_Manufacturer) << 16) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 			(z->rom.er_Product << 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 		if (z->id == ZORRO_PROD_GVP_EPC_BASE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 			/* GVP quirk */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 			unsigned long magic = zi->boardaddr + 0x8000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 			z->id |= *(u16 *)ZTWO_VADDR(magic) & GVP_PRODMASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 		z->slotaddr = zi->slotaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 		z->slotsize = zi->slotsize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 		sprintf(z->name, "Zorro device %08x", z->id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 		zorro_name_device(z);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 		z->resource.start = zi->boardaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 		z->resource.end = zi->boardaddr + zi->boardsize - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 		z->resource.name = z->name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 		r = zorro_find_parent_resource(pdev, z);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 		error = request_resource(r, &z->resource);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 		if (error && !(z->rom.er_Type & ERTF_MEMLIST))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 			dev_err(&bus->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 				"Address space collision on device %s %pR\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 				z->name, &z->resource);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 		z->dev.parent = &bus->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 		z->dev.bus = &zorro_bus_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 		z->dev.id = i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 		switch (z->rom.er_Type & ERT_TYPEMASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 		case ERT_ZORROIII:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 			z->dev.coherent_dma_mask = DMA_BIT_MASK(32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 		case ERT_ZORROII:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 		default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 			z->dev.coherent_dma_mask = DMA_BIT_MASK(24);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 		z->dev.dma_mask = &z->dev.coherent_dma_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	/* ... then register them */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 	for (i = 0; i < zorro_num_autocon; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 		z = &zorro_autocon[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 		error = device_register(&z->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 		if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 			dev_err(&bus->dev, "Error registering device %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 				z->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 			put_device(&z->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 			continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	/* Mark all available Zorro II memory */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 	zorro_for_each_dev(z) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 		if (z->rom.er_Type & ERTF_MEMLIST)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 			mark_region(zorro_resource_start(z),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 				    zorro_resource_end(z)+1, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	/* Unmark all used Zorro II memory */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 	for (i = 0; i < m68k_num_memory; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 		if (m68k_memory[i].addr < 16*1024*1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 			mark_region(m68k_memory[i].addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 				    m68k_memory[i].addr+m68k_memory[i].size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 				    0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) static struct platform_driver amiga_zorro_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 	.driver   = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 		.name	= "amiga-zorro",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) static int __init amiga_zorro_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 	return platform_driver_probe(&amiga_zorro_driver, amiga_zorro_probe);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) module_init(amiga_zorro_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) MODULE_LICENSE("GPL");