forked from KolibriOS/kolibrios
311 lines
7.3 KiB
C
311 lines
7.3 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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addr_t STDCALL AllocPages(count_t count)__asm__("AllocPages");
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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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int STDCALL AttachIntHandler(int irq, void *handler, u32_t access) __asm__("AttachIntHandler");
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//void *CreateObject(u32 pid, size_t size);
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//void *DestroyObject(void *obj);
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addr_t STDCALL MapIoMem(addr_t base, size_t size, u32_t flags)__asm__("MapIoMem");
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///////////////////////////////////////////////////////////////////////////////
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void STDCALL SetMouseData(int btn, int x, int y,
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int z, int h)__asm__("SetMouseData");
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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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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 pciReadByte(tag, reg) \
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PciRead8(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg))
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#define pciReadWord(tag, reg) \
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PciRead16(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg))
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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 pciWriteByte(tag, reg, val) \
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PciWrite8(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg),(val))
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#define pciWriteWord(tag, reg, val) \
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PciWrite16(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg),(val))
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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*=1000;
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while(delay--)
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__asm__ __volatile__ (
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"xorl %%eax, %%eax \n\t"
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"cpuid \n\t"
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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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extern inline void out8(const u16_t port, const u8_t val)
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{
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__asm__ __volatile__
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("outb %1, %0\n" : : "dN"(port), "a"(val));
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}
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extern inline void out16(const u16_t port, const u16_t val)
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{
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__asm__ __volatile__
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("outw %1, %0\n" : : "dN"(port), "a"(val));
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}
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extern inline void out32(const u16_t port, const u32_t val)
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{
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__asm__ __volatile__
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("outl %1, %0\n" : : "dN"(port), "a"(val));
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}
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extern inline u8_t in8(const u16_t port)
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{
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u8_t tmp;
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__asm__ __volatile__
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("inb %1, %0\n" : "=a"(tmp) : "dN"(port));
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return tmp;
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};
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extern inline u16_t in16(const u16_t port)
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{
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u16_t tmp;
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__asm__ __volatile__
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("inw %1, %0\n" : "=a"(tmp) : "dN"(port));
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return tmp;
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};
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extern inline u32_t in32(const u16_t port)
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{
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u32_t tmp;
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__asm__ __volatile__
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("inl %1, %0\n" : "=a"(tmp) : "dN"(port));
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return tmp;
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};
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extern inline void delay(int time)
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{
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__asm__ __volatile__ (
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"call *__imp__Delay"
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::"b" (time));
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__asm__ __volatile__ (
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"":::"ebx");
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}
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