#define OS_BASE 0x80000000
typedef struct
{
u32_t handle;
u32_t io_code;
void *input;
int inp_size;
void *output;
int out_size;
}ioctl_t;
typedef int (__stdcall *srv_proc_t)(ioctl_t *);
#define ERR_OK 0
#define ERR_PARAM -1
u32_t __stdcall drvEntry(int)__asm__("_drvEntry");
///////////////////////////////////////////////////////////////////////////////
#define STDCALL __attribute__ ((stdcall)) __attribute__ ((dllimport))
#define IMPORT __attribute__ ((dllimport))
///////////////////////////////////////////////////////////////////////////////
#define SysMsgBoardStr __SysMsgBoardStr
#define PciApi __PciApi
//#define RegService __RegService
#define CreateObject __CreateObject
#define DestroyObject __DestroyObject
///////////////////////////////////////////////////////////////////////////////
#define PG_SW 0x003
#define PG_NOCACHE 0x018
void* STDCALL AllocKernelSpace(size_t size)__asm__("AllocKernelSpace");
void* STDCALL KernelAlloc(size_t size)__asm__("KernelAlloc");
void* STDCALL KernelFree(void *mem)__asm__("KernelFree");
void* STDCALL UserAlloc(size_t size)__asm__("UserAlloc");
int STDCALL UserFree(void *mem)__asm__("UserFree");
void* STDCALL CreateRingBuffer(size_t size, u32_t map)__asm__("CreateRingBuffer");
u32_t STDCALL RegService(char *name, srv_proc_t proc)__asm__("RegService");
//void *CreateObject(u32 pid, size_t size);
//void *DestroyObject(void *obj);
u32_t STDCALL MapIoMem(void* base,size_t size,u32_t flags)__asm__("MapIoMem");
///////////////////////////////////////////////////////////////////////////////
static u32_t PciApi(int cmd);
u8_t STDCALL PciRead8 (u32_t bus, u32_t devfn, u32_t reg)__asm__("PciRead8");
u16_t STDCALL PciRead16(u32_t bus, u32_t devfn, u32_t reg)__asm__("PciRead16");
u32_t STDCALL PciRead32(u32_t bus, u32_t devfn, u32_t reg)__asm__("PciRead32");
#define pciReadLong(tag, reg) \
PciRead32(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg))
#define pciReadByte(tag, reg) \
PciRead8(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg))
u32_t STDCALL PciWrite8 (u32_t bus, u32_t devfn, u32_t reg,u8_t val) __asm__("PciWrite8");
u32_t STDCALL PciWrite16(u32_t bus, u32_t devfn, u32_t reg,u16_t val)__asm__("PciWrite16");
u32_t STDCALL PciWrite32(u32_t bus, u32_t devfn, u32_t reg,u32_t val)__asm__("PciWrite32");
#define pciWriteLong(tag, reg, val) \
PciWrite32(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg),(val))
///////////////////////////////////////////////////////////////////////////////
int dbg_open(char *path);
int dbgprintf(const char* format, ...);
///////////////////////////////////////////////////////////////////////////////
extern inline int GetScreenSize()
{
int retval;
asm("int $0x40"
:"=a"(retval)
:"a"(61), "b"(1));
return retval;
}
extern inline int GetScreenBpp()
{
int retval;
asm("int $0x40"
:"=a"(retval)
:"a"(61), "b"(2));
return retval;
}
extern inline int GetScreenPitch()
{
int retval;
asm("int $0x40"
:"=a"(retval)
:"a"(61), "b"(3));
return retval;
}
extern inline u32_t GetPgAddr(void *mem)
{
u32_t retval;
__asm__ __volatile__ (
"call *__imp__GetPgAddr \n\t"
:"=eax" (retval)
:"a" (mem) );
return retval;
};
extern inline void CommitPages(void *mem, u32_t page, u32_t size)
{
size = (size+4095) & ~4095;
__asm__ __volatile__ (
"call *__imp__CommitPages"
::"a" (page), "b"(mem),"c"(size>>12)
:"edx" );
__asm__ __volatile__ ("":::"eax","ebx","ecx");
};
extern inline void UnmapPages(void *mem, size_t size)
{
size = (size+4095) & ~4095;
__asm__ __volatile__ (
"call *__imp__UnmapPages"
::"a" (mem), "c"(size>>12)
:"edx");
__asm__ __volatile__ ("":::"eax","ecx");
};
extern inline void usleep(u32_t delay)
{
if( !delay )
delay++;
delay*=2000;
__asm__ __volatile__ (
"1:\n\t"
"xorl %%eax, %%eax \n\t"
"cpuid \n\t"
"decl %%edi \n\t"
"jnz 1b"
:
:"D"(delay)
:"eax","ebx","ecx","edx");
};
extern inline u32_t __PciApi(int cmd)
{
u32_t retval;
__asm__ __volatile__ (
"call *__imp__PciApi"
:"=a" (retval)
:"a" (cmd)
:"memory");
return retval;
};
extern inline void* __CreateObject(u32_t pid, size_t size)
{
void *retval;
__asm__ __volatile__ (
"call *__imp__CreateObject \n\t"
:"=a" (retval)
:"a" (size),"b"(pid)
:"esi","edi", "memory");
return retval;
}
extern inline void *__DestroyObject(void *obj)
{
__asm__ __volatile__ (
"call *__imp__DestroyObject"
:
:"a" (obj)
:"ebx","edx","esi","edi", "memory");
}
/*
u32 __RegService(char *name, srv_proc_t proc)
{
u32 retval;
asm __volatile__
(
"pushl %%eax \n\t"
"pushl %%ebx \n\t"
"call *__imp__RegService \n\t"
:"=eax" (retval)
:"a" (proc), "b" (name)
:"memory"
);
return retval;
};
*/
extern inline u32_t safe_cli(void)
{
u32_t ifl;
__asm__ __volatile__ (
"pushf\n\t"
"popl %0\n\t"
"cli\n"
: "=r" (ifl));
return ifl;
}
extern inline void safe_sti(u32_t ifl)
{
__asm__ __volatile__ (
"pushl %0\n\t"
"popf\n"
: : "r" (ifl)
);
}
extern inline void __clear (void * dst, unsigned len)
{
u32_t tmp;
__asm__ __volatile__ (
// "xorl %%eax, %%eax \n\t"
"cld \n\t"
"rep stosb \n"
:"=c"(tmp),"=D"(tmp)
:"a"(0),"c"(len),"D"(dst));
__asm__ __volatile__ ("":::"ecx","edi");
};