mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-05 23:01:57 +03:00
ebd406a2e7
git-svn-id: svn://kolibrios.org@883 a494cfbc-eb01-0410-851d-a64ba20cac60
247 lines
5.7 KiB
C
247 lines
5.7 KiB
C
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#define OS_BASE 0x80000000
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typedef struct
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{
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u32_t handle;
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u32_t io_code;
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void *input;
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int inp_size;
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void *output;
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int out_size;
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}ioctl_t;
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typedef int (__stdcall *srv_proc_t)(ioctl_t *);
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#define ERR_OK 0
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#define ERR_PARAM -1
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u32_t __stdcall drvEntry(int)__asm__("_drvEntry");
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///////////////////////////////////////////////////////////////////////////////
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#define STDCALL __attribute__ ((stdcall)) __attribute__ ((dllimport))
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#define IMPORT __attribute__ ((dllimport))
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///////////////////////////////////////////////////////////////////////////////
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#define SysMsgBoardStr __SysMsgBoardStr
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#define PciApi __PciApi
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//#define RegService __RegService
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#define CreateObject __CreateObject
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#define DestroyObject __DestroyObject
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///////////////////////////////////////////////////////////////////////////////
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#define PG_SW 0x003
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#define PG_NOCACHE 0x018
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void* STDCALL AllocKernelSpace(size_t size)__asm__("AllocKernelSpace");
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void* STDCALL KernelAlloc(size_t size)__asm__("KernelAlloc");
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void* STDCALL KernelFree(void *mem)__asm__("KernelFree");
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void* STDCALL UserAlloc(size_t size)__asm__("UserAlloc");
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int STDCALL UserFree(void *mem)__asm__("UserFree");
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void* STDCALL CreateRingBuffer(size_t size, u32_t map)__asm__("CreateRingBuffer");
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u32_t STDCALL RegService(char *name, srv_proc_t proc)__asm__("RegService");
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//void *CreateObject(u32 pid, size_t size);
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//void *DestroyObject(void *obj);
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u32_t STDCALL MapIoMem(void* base,size_t size,u32_t flags)__asm__("MapIoMem");
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///////////////////////////////////////////////////////////////////////////////
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static u32_t PciApi(int cmd);
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u8_t STDCALL PciRead8 (u32_t bus, u32_t devfn, u32_t reg)__asm__("PciRead8");
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u16_t STDCALL PciRead16(u32_t bus, u32_t devfn, u32_t reg)__asm__("PciRead16");
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u32_t STDCALL PciRead32(u32_t bus, u32_t devfn, u32_t reg)__asm__("PciRead32");
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#define pciReadLong(tag, reg) \
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PciRead32(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg))
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#define pciReadByte(tag, reg) \
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PciRead8(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg))
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u32_t STDCALL PciWrite8 (u32_t bus, u32_t devfn, u32_t reg,u8_t val) __asm__("PciWrite8");
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u32_t STDCALL PciWrite16(u32_t bus, u32_t devfn, u32_t reg,u16_t val)__asm__("PciWrite16");
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u32_t STDCALL PciWrite32(u32_t bus, u32_t devfn, u32_t reg,u32_t val)__asm__("PciWrite32");
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#define pciWriteLong(tag, reg, val) \
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PciWrite32(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg),(val))
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///////////////////////////////////////////////////////////////////////////////
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int dbg_open(char *path);
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int dbgprintf(const char* format, ...);
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///////////////////////////////////////////////////////////////////////////////
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extern inline int GetScreenSize()
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{
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int retval;
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asm("int $0x40"
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:"=a"(retval)
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:"a"(61), "b"(1));
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return retval;
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}
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extern inline int GetScreenBpp()
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{
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int retval;
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asm("int $0x40"
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:"=a"(retval)
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:"a"(61), "b"(2));
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return retval;
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}
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extern inline int GetScreenPitch()
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{
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int retval;
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asm("int $0x40"
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:"=a"(retval)
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:"a"(61), "b"(3));
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return retval;
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}
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extern inline u32_t GetPgAddr(void *mem)
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{
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u32_t retval;
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__asm__ __volatile__ (
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"call *__imp__GetPgAddr \n\t"
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:"=eax" (retval)
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:"a" (mem) );
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return retval;
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};
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extern inline void CommitPages(void *mem, u32_t page, u32_t size)
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{
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size = (size+4095) & ~4095;
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__asm__ __volatile__ (
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"call *__imp__CommitPages"
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::"a" (page), "b"(mem),"c"(size>>12)
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:"edx" );
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__asm__ __volatile__ ("":::"eax","ebx","ecx");
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};
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extern inline void UnmapPages(void *mem, size_t size)
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{
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size = (size+4095) & ~4095;
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__asm__ __volatile__ (
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"call *__imp__UnmapPages"
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::"a" (mem), "c"(size>>12)
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:"edx");
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__asm__ __volatile__ ("":::"eax","ecx");
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};
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extern inline void usleep(u32_t delay)
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{
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if( !delay )
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delay++;
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delay*=2000;
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__asm__ __volatile__ (
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"1:\n\t"
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"xorl %%eax, %%eax \n\t"
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"cpuid \n\t"
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"decl %%edi \n\t"
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"jnz 1b"
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:
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:"D"(delay)
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:"eax","ebx","ecx","edx");
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};
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extern inline u32_t __PciApi(int cmd)
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{
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u32_t retval;
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__asm__ __volatile__ (
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"call *__imp__PciApi"
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:"=a" (retval)
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:"a" (cmd)
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:"memory");
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return retval;
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};
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extern inline void* __CreateObject(u32_t pid, size_t size)
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{
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void *retval;
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__asm__ __volatile__ (
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"call *__imp__CreateObject \n\t"
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:"=a" (retval)
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:"a" (size),"b"(pid)
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:"esi","edi", "memory");
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return retval;
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}
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extern inline void *__DestroyObject(void *obj)
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{
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__asm__ __volatile__ (
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"call *__imp__DestroyObject"
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:
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:"a" (obj)
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:"ebx","edx","esi","edi", "memory");
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}
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/*
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u32 __RegService(char *name, srv_proc_t proc)
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{
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u32 retval;
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asm __volatile__
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(
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"pushl %%eax \n\t"
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"pushl %%ebx \n\t"
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"call *__imp__RegService \n\t"
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:"=eax" (retval)
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:"a" (proc), "b" (name)
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:"memory"
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);
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return retval;
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};
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*/
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extern inline u32_t safe_cli(void)
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{
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u32_t ifl;
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__asm__ __volatile__ (
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"pushf\n\t"
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"popl %0\n\t"
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"cli\n"
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: "=r" (ifl));
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return ifl;
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}
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extern inline void safe_sti(u32_t ifl)
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{
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__asm__ __volatile__ (
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"pushl %0\n\t"
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"popf\n"
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: : "r" (ifl)
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);
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}
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extern inline void __clear (void * dst, unsigned len)
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{
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u32_t tmp;
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__asm__ __volatile__ (
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// "xorl %%eax, %%eax \n\t"
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"cld \n\t"
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"rep stosb \n"
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:"=c"(tmp),"=D"(tmp)
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:"a"(0),"c"(len),"D"(dst));
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__asm__ __volatile__ ("":::"ecx","edi");
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};
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