Cxbx-Reloaded/import/OpenXDK/include/xusb/linux_wrapper.h

783 lines
22 KiB
C

/*
* linux-wrapper.h
*
* Hard coded Linux kernel replacements for x86
*
* (c) 2003 Georg Acher (georg@acher.org)
*
* Emulation of:
* typedefs
* structs
* macros
*
* All structs and prototypes are based on kernel source 2.5.72
*
* #include <standard-GPL-header.h>
*/
#ifndef __LINUX_WRAPPER_H__
#define __LINUX_WRAPPER_H__
/*------------------------------------------------------------------------*/
/* Typedefs */
/*------------------------------------------------------------------------*/
#define __inline__ __inline
#include <xlibc/ansidecl.h>
typedef unsigned int __u32;
typedef __u32 u32;
typedef unsigned short __u16;
typedef __u16 u16;
typedef unsigned char __u8;
typedef __u8 u8;
typedef short s16;
typedef u32 dma_addr_t;
typedef int spinlock_t;
typedef int atomic_t;
#ifndef STANDALONE
typedef int mode_t;
typedef int pid_t;
typedef int ssize_t;
#endif
typedef int irqreturn_t;
typedef unsigned long kernel_ulong_t;
typedef int wait_queue_head_t;
/*------------------------------------------------------------------------*/
/* Stuff from xbox/linux environment */
/*------------------------------------------------------------------------*/
#include "list.h"
#ifndef STANDALONE
#ifdef MODULE
typedef int size_t;
#define NULL ((void*)0)
extern void * memset(void *,int,unsigned int);
extern void * memcpy(void *,const void *,unsigned int);
#if 0
extern char * strcpy(char *,const char *);
#else
static inline char * strcpy(char * dest,const char *src)
{
int d0, d1, d2;
__asm__ __volatile__(
"1:\tlodsb\n\t"
"stosb\n\t"
"testb %%al,%%al\n\t"
"jne 1b"
: "=&S" (d0), "=&D" (d1), "=&a" (d2)
:"0" (src),"1" (dest) : "memory");
return dest;
}
#endif
extern size_t strlen(const char *);
extern int memcmp(const void *,const void *,unsigned int);
#else
//#include "boot.h"
#include "config.h"
#endif
#else
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "consts.h"
#include <string.h>
#endif
/*------------------------------------------------------------------------*/
/* General structs */
/*------------------------------------------------------------------------*/
struct timer_list {
void (*function)(unsigned long);
unsigned long data;
int expires;
struct list_head timer_list;
};
struct work_struct {
void (*func)(void *);
};
struct device {
char name[128];
struct bus_type *bus;
int dma_mask;
char bus_id[16];
struct device_driver* driver;
void *driver_data;
struct device *parent;
struct list_head driver_list;
void (*release)(struct device * dev);
};
struct class_device{int a;};
struct semaphore{int a;};
struct device_driver{
char *name;
struct bus_type *bus;
int (*probe) (struct device * dev);
int (*remove) (struct device * dev);
struct list_head devices;
};
struct bus_type {
char * name;
int (*match)(struct device * dev, struct device_driver * drv);
struct device * (*add) (struct device * parent, char * bus_id);
int (*hotplug) (struct device *dev, char **envp,
int num_envp, char *buffer, int buffer_size);
};
struct dummy_process
{
int flags;
};
struct pt_regs
{
int a;
};
struct completion {
unsigned int done;
wait_queue_head_t wait;
};
/* from mod_devicetable.h */
struct usb_device_id {
/* which fields to match against? */
__u16 match_flags;
/* Used for product specific matches; range is inclusive */
__u16 idVendor;
__u16 idProduct;
__u16 bcdDevice_lo;
__u16 bcdDevice_hi;
/* Used for device class matches */
__u8 bDeviceClass;
__u8 bDeviceSubClass;
__u8 bDeviceProtocol;
/* Used for interface class matches */
__u8 bInterfaceClass;
__u8 bInterfaceSubClass;
__u8 bInterfaceProtocol;
/* not matched against */
kernel_ulong_t driver_info;
};
/* Some useful macros to use to create struct usb_device_id */
#define USB_DEVICE_ID_MATCH_VENDOR 0x0001
#define USB_DEVICE_ID_MATCH_PRODUCT 0x0002
#define USB_DEVICE_ID_MATCH_DEV_LO 0x0004
#define USB_DEVICE_ID_MATCH_DEV_HI 0x0008
#define USB_DEVICE_ID_MATCH_DEV_CLASS 0x0010
#define USB_DEVICE_ID_MATCH_DEV_SUBCLASS 0x0020
#define USB_DEVICE_ID_MATCH_DEV_PROTOCOL 0x0040
#define USB_DEVICE_ID_MATCH_INT_CLASS 0x0080
#define USB_DEVICE_ID_MATCH_INT_SUBCLASS 0x0100
#define USB_DEVICE_ID_MATCH_INT_PROTOCOL 0x0200
/*------------------------------------------------------------------------*/
/* imported functions from top-level */
/*------------------------------------------------------------------------*/
void* zxmalloc(size_t);
void zxfree(void*);
void zxprintf(char* fmt, ...);
int zxsprintf(char *buffer, char* fmt, ...);
//void zxsprintf(char *buffer, char* fmt, ...);
int zxsnprintf(char *buffer, size_t s, char* fmt, ...);
/*------------------------------------------------------------------------*/
/* PCI structs (taken from linux/pci.h et al., but slightly modified) */
/*------------------------------------------------------------------------*/
struct pci_dev {
int vendor;
int device;
struct pci_bus *bus;
int irq;
char *slot_name;
struct device dev;
int base[4];
int flags[4];
void * data;
};
struct pci_bus {
unsigned char number;
};
struct pci_device_id {
__u32 vendor, device; /* Vendor and device ID or PCI_ANY_ID*/
__u32 subvendor, subdevice; /* Subsystem ID's or PCI_ANY_ID */
__u32 class, class_mask; /* (class,subclass,prog-if) triplet */
kernel_ulong_t driver_data; /* Data private to the driver */
};
struct pci_driver {
struct list_head node;
char *name;
const struct pci_device_id *id_table; /* must be non-NULL for probe to be called */
int (*probe) (struct pci_dev *dev, const struct pci_device_id *id); /* New device inserted */
void (*remove) (struct pci_dev *dev); /* Device removed (NULL if not a hot-plug capable driver) */
int (*save_state) (struct pci_dev *dev, u32 state); /* Save Device Context */
int (*suspend) (struct pci_dev *dev, u32 state); /* Device suspended */
int (*resume) (struct pci_dev *dev); /* Device woken up */
int (*enable_wake) (struct pci_dev *dev, u32 state, int enable); /* Enable wake event */
};
struct scatterlist
{
int page;
int offset;
int length;
};
struct usbdevfs_hub_portinfo
{
int nports;
int port[8];
};
/*------------------------------------------------------------------------*/
/* constant defines */
/*------------------------------------------------------------------------*/
#define TASK_UNINTERRUPTIBLE 0
#define HZ 100 /* Don't rely on that... */
#define KERN_DEBUG "DBG: "
#define KERN_ERR "ERR: "
#define KERN_WARNING "WRN: "
#define KERN_INFO "INF: "
#define GFP_KERNEL 0
#define GFP_ATOMIC 0
#define GFP_NOIO 0
#define SLAB_ATOMIC 0
#define PCI_ANY_ID (~0)
#define SIGKILL 9
#define THIS_MODULE 0
#define PAGE_SIZE 4096
#define CLONE_FS 0
#define CLONE_FILES 0
#define CLONE_SIGHAND 0
#define PF_FREEZE 0
#define PF_IOTHREAD 0
#define USBDEVFS_HUB_PORTINFO 1234
#define SA_SHIRQ 0
#undef PCI_COMMAND
#define PCI_COMMAND 0
#undef PCI_COMMAND_MASTER
#define PCI_COMMAND_MASTER 0
/*------------------------------------------------------------------------*/
/* Module/export macros */
/*------------------------------------------------------------------------*/
#define MODULE_AUTHOR(a)
#define MODULE_DESCRIPTION(a)
#define MODULE_LICENSE(a)
#define MODULE_DEVICE_TABLE(type,name) void* module_table_##name=&name
#define __devinit
#define __exit
#define __init
#define __devinitdata
#define module_init(x) static void module_init_##x(void){ x();}
#define module_exit(x) static void module_exit_##x(void){ x();}
#define EXPORT_SYMBOL_GPL(x)
#define EXPORT_SYMBOL(x)
#define __setup(x,y) int setup_##y=(int)y
#define subsys_initcall(x) void subsys_##x(void){x();}
/*------------------------------------------------------------------------*/
/* Access macros */
/*------------------------------------------------------------------------*/
#define dev_get_drvdata(a) (a)->driver_data
#define dev_set_drvdata(a,b) (a)->driver_data=(b)
#define __io_virt(x) ((void *)(x))
#define readl(addr) (*(volatile unsigned int *) __io_virt(addr))
#define writel(b,addr) (*(volatile unsigned int *) __io_virt(addr) = (b))
#define likely(x) (x)
#define unlikely(x) (x)
#define prefetch(x) 1
/* The kernel macro for list_for_each_entry makes nonsense (have no clue
* why, this is just the same definition...) */
#undef list_for_each_entry
/*
#define list_for_each_entry(pos, head, member) \
for (pos = list_entry((head)->next, pos, member), \
1; \
&pos->member != (head); \
pos = list_entry(pos->member.next, pos, member), \
1)
*/
#define list_for_each_entry(pos, head, member) \
for (pos = list_entry((head)->next, typeof(*pos), member), \
prefetch(pos->member.next); \
&pos->member != (head); \
pos = list_entry(pos->member.next, typeof(*pos), member), \
prefetch(pos->member.next))
/*------------------------------------------------------------------------*/
/* function wrapper macros */
/*------------------------------------------------------------------------*/
#define kmalloc(x,y) zxmalloc(x)
#define kfree(x) zxfree(x)
// #define sprintf(a,b,format, arg...) zxsprintf((a),(b),format, ## arg)
// #define snprintf(a,b,format, arg...) zxsnprintf((a),(b),format, ##arg)
// #define printk(format, arg...) zxprintf(format, ## arg)
// #define BUG(...) do {} while(0)
/* Locks & friends */
#define DECLARE_MUTEX(x) struct semaphore x
#define init_MUTEX(x)
#define SPIN_LOCK_UNLOCKED 0
#define spin_lock_init(a) do {} while(0)
#define spin_lock(a) *(int*)a=1
#define spin_unlock(a) do {} while(0)
#define spin_lock_irqsave(a,b) b=0
#define spin_unlock_irqrestore(a,b)
#if 0
#define local_irq_save(x) __asm__ __volatile__("pushfl ; popl %0 ; cli":"=g" (x): /* no input */ :"memory")
#define local_irq_restore(x) __asm__ __volatile__("pushl %0 ; popfl": /* no output */ :"g" (x):"memory", "cc")
#else
#define local_irq_save(x) do {} while(0)
#define local_irq_restore(x) do {} while(0)
#endif
#define atomic_inc(x) *(x)+=1
#define atomic_dec(x) *(x)-=1
#define atomic_dec_and_test(x) (*(x)-=1,(*(x))==0)
#define atomic_set(x,a) *(x)=a
#define atomic_read(x) *(x)
#define ATOMIC_INIT(x) (x)
#define down(x) do {} while(0)
#define up(x) do {} while(0)
#define down_trylock(a) 0
#define down_read(a) do {} while(0)
#define up_read(a) do {} while(0)
#define DECLARE_WAIT_QUEUE_HEAD(x) int x
#define DECLARE_COMPLETION(x) struct completion x
/* driver */
#define driver_unregister(a) do {} while(0)
#define put_device(a) do {} while(0)
/* PCI */
#define pci_pool_create(a,b,c,d,e) (void*)1
#define pci_pool_alloc(a,b,c) my_pci_pool_alloc(a,b,c)
static void __inline *my_pci_pool_alloc(void* pool, size_t size,
dma_addr_t *dma_handle)
{
void* a;
a=kmalloc(size,0); //FIXME
#ifdef MODULE
*dma_handle=((u32)a)&0xfffffff;
#else
*dma_handle=(u32)a;
#endif
return a;
}
#define pci_pool_free(a,b,c) kfree(b)
#define pci_alloc_consistent(a,b,c) my_pci_alloc_consistent(a,b,c)
static void __inline *my_pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
dma_addr_t *dma_handle)
{
void* a;
a=kmalloc(size+256,0); //FIXME
a=(void*)(((int)a+255)&~255); // 256 alignment
*dma_handle=((u32)a)&0xfffffff;
return a;
}
#define pci_free_consistent(a,b,c,d) kfree(c)
#define pci_pool_destroy(a) do {} while(0)
#define pci_module_init(x) my_pci_module_init(x)
int my_pci_module_init(struct pci_driver *x);
#define pci_unregister_driver(a) do {} while(0)
#define bus_register(a) do {} while(0)
#define bus_unregister(a) do {} while(0)
#define dma_map_single(a,b,c,d) ((u32)(b)&0xfffffff)
#define dma_unmap_single(a,b,c,d) do {} while(0)
#define pci_unmap_single(a,b,c,d) do {} while(0)
#define dma_sync_single(a,b,c,d) do {} while(0)
#define dma_sync_sg(a,b,c,d) do {} while(0)
#define dma_map_sg(a,b,c,d) 0
#define dma_unmap_sg(a,b,c,d) do {} while(0)
#define usb_create_driverfs_dev_files(a) do {} while(0)
#define usb_create_driverfs_intf_files(a) do {} while(0)
#define sg_dma_address(x) ((u32)((x)->page*4096 + (x)->offset))
#define sg_dma_len(x) ((x)->length)
#define page_address(x) ((void*)(x/4096))
#define DMA_TO_DEVICE 0
#define DMA_FROM_DEVICE 0
#define PCI_DMA_TODEVICE
#define PCI_DMA_FROMDEVICE
#define PCI_DMA_TODEVICE
#define PCI_ROM_RESOURCE 0
#define IORESOURCE_IO 1
#define DECLARE_WAITQUEUE(a,b) wait_queue_head_t a=0
#define init_waitqueue_head(a) do {} while(0)
#define add_wait_queue(a,b) do {} while(0)
#define remove_wait_queue(a,b) do {} while(0)
// BB - Not sure FIXME
#define wmb() //__asm__ __volatile__ ("": : :"memory")
#define rmb() //__asm__ __volatile__ ("lock; addl $0,0(%%esp)": : :"memory")
#define in_interrupt() 0
#define init_completion(x) (x)->done=0
#define wait_for_completion(x) my_wait_for_completion(x)
void my_wait_for_completion(struct completion*);
#define IRQ_NONE 0
#define IRQ_HANDLED 1
#define INIT_WORK(a,b,c) (a)->func=b
#define set_current_state(a) do {} while(0)
#define might_sleep() do {} while(0)
#define daemonize(a) do {} while(0)
#define allow_signal(a) do {} while(0)
#define wait_event_interruptible(x,y) do {} while(0)
#define flush_scheduled_work() do {} while(0)
#define refrigerator(x) do {} while(0)
#define signal_pending(x) 1 // fall through threads
#define complete_and_exit(a,b) return 0
#define kill_proc(a,b,c) 0
#define yield() do {} while(0)
#define cpu_relax() do {} while(0)
/*------------------------------------------------------------------------*/
/* Kernel macros */
/*------------------------------------------------------------------------*/
#define LINUX_VERSION_CODE 0x020572
#define UTS_SYSNAME "XBOX"
#define UTS_RELEASE "----"
/* from linux/kernel.h */
#define max_t(type,x,y) \
({ type __x = (x); type __y = (y); __x > __y ? __x: __y; })
#define min_t(type,x,y) \
({ type __x = (x); type __y = (y); __x < __y ? __x: __y; })
#define container_of(ptr1, type1, member) ({ \
const typeof( ((type1 *)0)->member ) *__mptr = (ptr1); \
(type1 *)( (char *)__mptr - offsetof(type1,member) );})
/* from linux/stddef.h */
#undef offsetof
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
/*------------------------------------------------------------------------*/
/* Conversion macros */
/*------------------------------------------------------------------------*/
#define __constant_cpu_to_le32(x) (x)
#define cpu_to_le16(x) (x)
#define le16_to_cpu(x) (x)
#define cpu_to_le32(x) (x)
#define cpu_to_le32p(x) (*(__u32*)(x))
#define le32_to_cpup(x) (*(__u32*)(x))
#define le32_to_cpu(x) ((u32)x)
#define le16_to_cpus(x) do {} while (0)
#define le16_to_cpup(x) (*(__u16*)(x))
#define cpu_to_le16p(x) (*(__u16*)(x))
/*------------------------------------------------------------------------*/
/* Debug output */
/*------------------------------------------------------------------------*/
#ifdef DEBUG_MODE
#define dev_printk(lvl,x,f,arg...) printk(f, ## arg)
#define dev_dbg(x,f,arg...) do {} while (0) //printk(f, ## arg)
#define dev_info(x,f,arg...) printk(f,## arg)
#define dev_warn(x,f,arg...) printk(f,## arg)
#define dev_err(x,f,arg...) printk(f,## arg)
#define pr_debug(x,f,arg...) printk(f,## arg)
#define usbprintk printk
#endif
/*
#ifndef DEBUG_MODE
#define dev_printk(lvl,x,f,arg...) do {} while (0)
#define dev_dbg(x,f,arg...) do {} while (0) //printk(f, ## arg)
#define dev_info(x,f,arg...) do {} while (0)
#define dev_warn(x,f,arg...) do {} while (0)
#define dev_err(x,f,arg...) do {} while (0)
#define pr_debug(x,f,arg...) do {} while (0)
#define usbprintk
#endif
*/
#define PCI_DEVFN(a,b) 0
#define PCI_SLOT(a) 0
/*------------------------------------------------------------------------*/
/* Stuff from kernel */
/*------------------------------------------------------------------------*/
#include "asm/errno.h"
#include "linux/bitops.h"
#include "asm/pci_ids.h"
/*------------------------------------------------------------------------*/
/* global variables */
/*------------------------------------------------------------------------*/
#define jiffies my_jiffies
extern int my_jiffies;
#define current my_current
extern struct dummy_process *my_current;
extern struct list_head interrupt_list;
/*------------------------------------------------------------------------*/
/* Function prototypes */
/*------------------------------------------------------------------------*/
void usb_hcd_pci_remove (struct pci_dev *dev);
#define wait_ms(x) my_wait_ms(x)
void my_wait_ms(unsigned int ms);
#define udelay(x) my_udelay(x)
void my_udelay(unsigned int a);
#define mdelay(x) my_mdelay(x);
void my_mdelay(unsigned int a);
#define pci_find_slot(a,b) my_pci_find_slot(a,b)
struct pci_dev *my_pci_find_slot(int a,int b);
/*------------------------------------------------------------------------*/
/* Timer management */
/*------------------------------------------------------------------------*/
#define MAX_TIMERS 20
extern struct timer_list *main_timer_list[MAX_TIMERS];
static void __inline__ init_timer(struct timer_list* t)
{
INIT_LIST_HEAD(&t->timer_list);
t->function=NULL;
t->expires=0;
}
static void __inline__ add_timer(struct timer_list* t)
{
int n;
for(n=0;n<MAX_TIMERS;n++)
if (main_timer_list[n]==0)
{
main_timer_list[n]=t;
break;
}
}
static void __inline__ del_timer(struct timer_list* t)
{
int n;
for(n=0;n<MAX_TIMERS;n++)
if (main_timer_list[n]==t)
{
main_timer_list[n]=0;
break;
}
}
static void __inline__ del_timer_sync(struct timer_list* t)
{
int n;
for(n=0;n<MAX_TIMERS;n++)
if (main_timer_list[n]==t)
{
main_timer_list[n]=0;
break;
}
}
static void __inline__ mod_timer(struct timer_list* t, int ex)
{
del_timer(t);
t->expires=ex;
add_timer(t);
}
/*------------------------------------------------------------------------*/
/* Device driver and process related stuff */
/*------------------------------------------------------------------------*/
static int __inline__ usb_major_init(void){return 0;}
static void __inline__ usb_major_cleanup(void){}
static void __inline__ schedule_work(void* p){}
#define device_initialize(x) my_device_initialize(x)
void my_device_initialize(struct device *dev);
#define get_device(x) my_get_device(x)
struct device *my_get_device(struct device *dev);
#define device_add(x) my_device_add(x)
int my_device_add(struct device *dev);
#define driver_register(x) my_driver_register(x)
int my_driver_register(struct device_driver *driver);
#define device_unregister(a) my_device_unregister(a)
int my_device_unregister(struct device *dev);
#define DEVICE_ATTR(a,b,c,d) int xxx_##a
#define device_create_file(a,b) do {} while(0)
#define device_remove_file(a,b) do {} while(0)
#define schedule_timeout(x) my_schedule_timeout(x)
int my_schedule_timeout(int x);
#define wake_up(x) my_wake_up(x)
void my_wake_up(void*);
// cannot be mapped via macro due to collision with urb->complete
static void __inline__ complete(struct completion *p)
{
/* Wake up x->wait */
p->done++;
wake_up(&p->wait);
}
#define kernel_thread(a,b,c) my_kernel_thread(a,b,c)
int my_kernel_thread(int (*handler)(void*), void* parm, int flags);
/*------------------------------------------------------------------------*/
/* PCI, simple and inlined... */
/*------------------------------------------------------------------------*/
static int __inline__ pci_enable_device(struct pci_dev *dev) {return 0;}
static unsigned long __inline__ pci_resource_start (struct pci_dev *dev, int x)
{
return dev->base[x];
}
static unsigned long __inline__ pci_resource_len (struct pci_dev *dev, int x){return 0;}
static int __inline__ request_mem_region(unsigned long addr, unsigned long len, const char * d){return 1;}
static void __inline__ *ioremap_nocache(unsigned long addr, unsigned long len)
{
return (void*)addr;
}
static int __inline__ release_mem_region(unsigned long addr, unsigned long len){return 0;}
static int __inline__ pci_resource_flags(struct pci_dev *dev, int x)
{
return dev->flags[x];
}
static int __inline__ request_region(unsigned long addr, unsigned long len, const char * d){return 0;}
static int __inline__ pci_set_master(struct pci_dev *dev){return 0;}
static int __inline__ iounmap(void* p){return 0;}
static int __inline__ release_region(unsigned long addr, unsigned long len){return 0;}
static int __inline__ pci_set_drvdata(struct pci_dev *dev, void* d)
{
dev->data=(void*)d;
return 0;
}
static void __inline__ *pci_get_drvdata(struct pci_dev *dev)
{
return dev->data;
}
/*------------------------------------------------------------------------*/
/* IRQ handling */
/*------------------------------------------------------------------------*/
#define request_irq(a,b,c,d,e) my_request_irq(a,b,c,d,e)
int my_request_irq(unsigned int irq,
int (*handler)(int, void *, struct pt_regs *),
unsigned long mode, const char *desc, void *data);
#define free_irq(a,b) my_free_irq(a,b)
int free_irq(int irq, void* p);
struct my_irqs {
int (*handler)(int, void *, struct pt_regs *);
int irq;
void* data;
};
#define MAX_IRQS 8
// Exported to top level
void handle_irqs(int irq);
void inc_jiffies(int);
void init_wrapper(void);
void do_all_timers(void);
#endif //__LINUX_WRAPPER_H__