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path: root/drivers/mtd/maps/fortunet.c
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Diffstat (limited to 'drivers/mtd/maps/fortunet.c')
-rw-r--r--drivers/mtd/maps/fortunet.c276
1 files changed, 0 insertions, 276 deletions
diff --git a/drivers/mtd/maps/fortunet.c b/drivers/mtd/maps/fortunet.c
deleted file mode 100644
index 1e43124d498..00000000000
--- a/drivers/mtd/maps/fortunet.c
+++ /dev/null
@@ -1,276 +0,0 @@
-/* fortunet.c memory map
- *
- */
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/string.h>
-
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/map.h>
-#include <linux/mtd/partitions.h>
-
-#include <asm/io.h>
-
-#define MAX_NUM_REGIONS 4
-#define MAX_NUM_PARTITIONS 8
-
-#define DEF_WINDOW_ADDR_PHY 0x00000000
-#define DEF_WINDOW_SIZE 0x00800000 // 8 Mega Bytes
-
-#define MTD_FORTUNET_PK "MTD FortuNet: "
-
-#define MAX_NAME_SIZE 128
-
-struct map_region
-{
- int window_addr_physical;
- int altbankwidth;
- struct map_info map_info;
- struct mtd_info *mymtd;
- struct mtd_partition parts[MAX_NUM_PARTITIONS];
- char map_name[MAX_NAME_SIZE];
- char parts_name[MAX_NUM_PARTITIONS][MAX_NAME_SIZE];
-};
-
-static struct map_region map_regions[MAX_NUM_REGIONS];
-static int map_regions_set[MAX_NUM_REGIONS] = {0,0,0,0};
-static int map_regions_parts[MAX_NUM_REGIONS] = {0,0,0,0};
-
-
-
-struct map_info default_map = {
- .size = DEF_WINDOW_SIZE,
- .bankwidth = 4,
-};
-
-static char * __init get_string_option(char *dest,int dest_size,char *sor)
-{
- if(!dest_size)
- return sor;
- dest_size--;
- while(*sor)
- {
- if(*sor==',')
- {
- sor++;
- break;
- }
- else if(*sor=='\"')
- {
- sor++;
- while(*sor)
- {
- if(*sor=='\"')
- {
- sor++;
- break;
- }
- *dest = *sor;
- dest++;
- sor++;
- dest_size--;
- if(!dest_size)
- {
- *dest = 0;
- return sor;
- }
- }
- }
- else
- {
- *dest = *sor;
- dest++;
- sor++;
- dest_size--;
- if(!dest_size)
- {
- *dest = 0;
- return sor;
- }
- }
- }
- *dest = 0;
- return sor;
-}
-
-static int __init MTD_New_Region(char *line)
-{
- char string[MAX_NAME_SIZE];
- int params[6];
- get_options (get_string_option(string,sizeof(string),line),6,params);
- if(params[0]<1)
- {
- printk(MTD_FORTUNET_PK "Bad parameters for MTD Region "
- " name,region-number[,base,size,bankwidth,altbankwidth]\n");
- return 1;
- }
- if((params[1]<0)||(params[1]>=MAX_NUM_REGIONS))
- {
- printk(MTD_FORTUNET_PK "Bad region index of %d only have 0..%u regions\n",
- params[1],MAX_NUM_REGIONS-1);
- return 1;
- }
- memset(&map_regions[params[1]],0,sizeof(map_regions[params[1]]));
- memcpy(&map_regions[params[1]].map_info,
- &default_map,sizeof(map_regions[params[1]].map_info));
- map_regions_set[params[1]] = 1;
- map_regions[params[1]].window_addr_physical = DEF_WINDOW_ADDR_PHY;
- map_regions[params[1]].altbankwidth = 2;
- map_regions[params[1]].mymtd = NULL;
- map_regions[params[1]].map_info.name = map_regions[params[1]].map_name;
- strcpy(map_regions[params[1]].map_info.name,string);
- if(params[0]>1)
- {
- map_regions[params[1]].window_addr_physical = params[2];
- }
- if(params[0]>2)
- {
- map_regions[params[1]].map_info.size = params[3];
- }
- if(params[0]>3)
- {
- map_regions[params[1]].map_info.bankwidth = params[4];
- }
- if(params[0]>4)
- {
- map_regions[params[1]].altbankwidth = params[5];
- }
- return 1;
-}
-
-static int __init MTD_New_Partition(char *line)
-{
- char string[MAX_NAME_SIZE];
- int params[4];
- get_options (get_string_option(string,sizeof(string),line),4,params);
- if(params[0]<3)
- {
- printk(MTD_FORTUNET_PK "Bad parameters for MTD Partition "
- " name,region-number,size,offset\n");
- return 1;
- }
- if((params[1]<0)||(params[1]>=MAX_NUM_REGIONS))
- {
- printk(MTD_FORTUNET_PK "Bad region index of %d only have 0..%u regions\n",
- params[1],MAX_NUM_REGIONS-1);
- return 1;
- }
- if(map_regions_parts[params[1]]>=MAX_NUM_PARTITIONS)
- {
- printk(MTD_FORTUNET_PK "Out of space for partition in this region\n");
- return 1;
- }
- map_regions[params[1]].parts[map_regions_parts[params[1]]].name =
- map_regions[params[1]]. parts_name[map_regions_parts[params[1]]];
- strcpy(map_regions[params[1]].parts[map_regions_parts[params[1]]].name,string);
- map_regions[params[1]].parts[map_regions_parts[params[1]]].size =
- params[2];
- map_regions[params[1]].parts[map_regions_parts[params[1]]].offset =
- params[3];
- map_regions[params[1]].parts[map_regions_parts[params[1]]].mask_flags = 0;
- map_regions_parts[params[1]]++;
- return 1;
-}
-
-__setup("MTD_Region=", MTD_New_Region);
-__setup("MTD_Partition=", MTD_New_Partition);
-
-/* Backwards-spelling-compatibility */
-__setup("MTD_Partion=", MTD_New_Partition);
-
-static int __init init_fortunet(void)
-{
- int ix,iy;
- for(iy=ix=0;ix<MAX_NUM_REGIONS;ix++)
- {
- if(map_regions_parts[ix]&&(!map_regions_set[ix]))
- {
- printk(MTD_FORTUNET_PK "Region %d is not setup (Setting to default)\n",
- ix);
- memset(&map_regions[ix],0,sizeof(map_regions[ix]));
- memcpy(&map_regions[ix].map_info,&default_map,
- sizeof(map_regions[ix].map_info));
- map_regions_set[ix] = 1;
- map_regions[ix].window_addr_physical = DEF_WINDOW_ADDR_PHY;
- map_regions[ix].altbankwidth = 2;
- map_regions[ix].mymtd = NULL;
- map_regions[ix].map_info.name = map_regions[ix].map_name;
- strcpy(map_regions[ix].map_info.name,"FORTUNET");
- }
- if(map_regions_set[ix])
- {
- iy++;
- printk(KERN_NOTICE MTD_FORTUNET_PK "%s flash device at physically "
- " address %x size %x\n",
- map_regions[ix].map_info.name,
- map_regions[ix].window_addr_physical,
- map_regions[ix].map_info.size);
-
- map_regions[ix].map_info.phys = map_regions[ix].window_addr_physical,
-
- map_regions[ix].map_info.virt =
- ioremap_nocache(
- map_regions[ix].window_addr_physical,
- map_regions[ix].map_info.size);
- if(!map_regions[ix].map_info.virt)
- {
- int j = 0;
- printk(MTD_FORTUNET_PK "%s flash failed to ioremap!\n",
- map_regions[ix].map_info.name);
- for (j = 0 ; j < ix; j++)
- iounmap(map_regions[j].map_info.virt);
- return -ENXIO;
- }
- simple_map_init(&map_regions[ix].map_info);
-
- printk(KERN_NOTICE MTD_FORTUNET_PK "%s flash is virtually at: %x\n",
- map_regions[ix].map_info.name,
- map_regions[ix].map_info.virt);
- map_regions[ix].mymtd = do_map_probe("cfi_probe",
- &map_regions[ix].map_info);
- if((!map_regions[ix].mymtd)&&(
- map_regions[ix].altbankwidth!=map_regions[ix].map_info.bankwidth))
- {
- printk(KERN_NOTICE MTD_FORTUNET_PK "Trying alternate bankwidth "
- "for %s flash.\n",
- map_regions[ix].map_info.name);
- map_regions[ix].map_info.bankwidth =
- map_regions[ix].altbankwidth;
- map_regions[ix].mymtd = do_map_probe("cfi_probe",
- &map_regions[ix].map_info);
- }
- map_regions[ix].mymtd->owner = THIS_MODULE;
- add_mtd_partitions(map_regions[ix].mymtd,
- map_regions[ix].parts,map_regions_parts[ix]);
- }
- }
- if(iy)
- return 0;
- return -ENXIO;
-}
-
-static void __exit cleanup_fortunet(void)
-{
- int ix;
- for(ix=0;ix<MAX_NUM_REGIONS;ix++)
- {
- if(map_regions_set[ix])
- {
- if( map_regions[ix].mymtd )
- {
- del_mtd_partitions( map_regions[ix].mymtd );
- map_destroy( map_regions[ix].mymtd );
- }
- iounmap((void *)map_regions[ix].map_info.virt);
- }
- }
-}
-
-module_init(init_fortunet);
-module_exit(cleanup_fortunet);
-
-MODULE_AUTHOR("FortuNet, Inc.");
-MODULE_DESCRIPTION("MTD map driver for FortuNet boards");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 13:44:58 +0000