Initial revision

1 files changed, 198 insertions, 0 deletions

diff --git a/hw/xfree86/int10/xf86int10.h b/hw/xfree86/int10/xf86int10.h
new file mode 100644
index 000000000..843902c5e
--- /dev/null
+++ b/hw/xfree86/int10/xf86int10.h
@@ -0,0 +1,198 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/int10/xf86int10.h,v 1.24 2002/07/23 14:22:46 tsi Exp $ */
+
+/*
+ *                   XFree86 int10 module
+ *   execute BIOS int 10h calls in x86 real mode environment
+ *                 Copyright 1999 Egbert Eich
+ */
+
+#ifndef _XF86INT10_H
+#define _XF86INT10_H
+
+#include "Xmd.h"
+#include "Xdefs.h"
+#include "xf86Pci.h"
+
+#define SEG_ADDR(x) (((x) >> 4) & 0x00F000)
+#define SEG_OFF(x) ((x) & 0x0FFFF)
+
+#define SET_BIOS_SCRATCH     0x1
+#define RESTORE_BIOS_SCRATCH 0x2
+
+/* int10 info structure */
+typedef struct {
+    int entityIndex;
+    int scrnIndex;
+    pointer cpuRegs;
+    CARD16  BIOSseg;
+    CARD16  inb40time;
+    char * BIOSScratch;
+    int Flags;
+    pointer private;
+    struct _int10Mem* mem;
+    int num;
+    int ax;
+    int bx;
+    int cx;
+    int dx;
+    int si;
+    int di;
+    int es;
+    int bp;
+    int flags;
+    int stackseg;
+    PCITAG Tag;
+    IOADDRESS ioBase;
+} xf86Int10InfoRec, *xf86Int10InfoPtr;
+
+typedef struct _int10Mem {
+    CARD8(*rb)(xf86Int10InfoPtr, int);
+    CARD16(*rw)(xf86Int10InfoPtr, int);
+    CARD32(*rl)(xf86Int10InfoPtr, int);
+    void(*wb)(xf86Int10InfoPtr, int, CARD8);
+    void(*ww)(xf86Int10InfoPtr, int, CARD16);
+    void(*wl)(xf86Int10InfoPtr, int, CARD32);
+} int10MemRec, *int10MemPtr;
+
+typedef struct {
+    CARD8 save_msr;
+    CARD8 save_pos102;
+    CARD8 save_vse;
+    CARD8 save_46e8;
+} legacyVGARec, *legacyVGAPtr;
+
+typedef struct {
+    BusType bus;
+    union {
+	struct {
+	    int bus;
+	    int dev;
+	    int func;
+	} pci;
+	int legacy;
+    } location;
+} xf86int10BiosLocation, *xf86int10BiosLocationPtr;
+    
+/* OS dependent functions */
+xf86Int10InfoPtr xf86InitInt10(int entityIndex);
+xf86Int10InfoPtr xf86ExtendedInitInt10(int entityIndex, int Flags);
+void xf86FreeInt10(xf86Int10InfoPtr pInt);
+void *xf86Int10AllocPages(xf86Int10InfoPtr pInt, int num, int *off);
+void xf86Int10FreePages(xf86Int10InfoPtr pInt, void *pbase, int num);
+pointer xf86int10Addr(xf86Int10InfoPtr pInt, CARD32 addr);
+
+/* x86 executor related functions */
+void xf86ExecX86int10(xf86Int10InfoPtr pInt);
+
+#ifdef _INT10_PRIVATE
+
+#define I_S_DEFAULT_INT_VECT 0xFF065
+#define SYS_SIZE 0x100000
+#define SYS_BIOS 0xF0000
+#if 1
+#define BIOS_SIZE 0x10000
+#else /* a bug in DGUX requires this - let's try it */
+#define BIOS_SIZE (0x10000 - 1)
+#endif
+#define LOW_PAGE_SIZE 0x600
+#define V_RAM 0xA0000
+#define VRAM_SIZE 0x20000
+#define V_BIOS_SIZE 0x10000
+#define V_BIOS 0xC0000
+#define BIOS_SCRATCH_OFF 0x449
+#define BIOS_SCRATCH_END 0x466
+#define BIOS_SCRATCH_LEN (BIOS_SCRATCH_END - BIOS_SCRATCH_OFF + 1)
+#define HIGH_MEM V_BIOS
+#define HIGH_MEM_SIZE (SYS_BIOS - HIGH_MEM)
+#define SEG_ADR(type, seg, reg)  type((seg << 4) + (X86_##reg))
+#define SEG_EADR(type, seg, reg) type((seg << 4) + (X86_E##reg))
+
+#define X86_TF_MASK		0x00000100
+#define X86_IF_MASK		0x00000200
+#define X86_IOPL_MASK		0x00003000
+#define X86_NT_MASK		0x00004000
+#define X86_VM_MASK		0x00020000
+#define X86_AC_MASK		0x00040000
+#define X86_VIF_MASK		0x00080000	/* virtual interrupt flag */
+#define X86_VIP_MASK		0x00100000	/* virtual interrupt pending */
+#define X86_ID_MASK		0x00200000
+
+#define MEM_RB(name, addr)      (*name->mem->rb)(name, addr)
+#define MEM_RW(name, addr)      (*name->mem->rw)(name, addr)
+#define MEM_RL(name, addr)      (*name->mem->rl)(name, addr)
+#define MEM_WB(name, addr, val) (*name->mem->wb)(name, addr, val)
+#define MEM_WW(name, addr, val) (*name->mem->ww)(name, addr, val)
+#define MEM_WL(name, addr, val) (*name->mem->wl)(name, addr, val)
+
+/* OS dependent functions */
+Bool MapCurrentInt10(xf86Int10InfoPtr pInt);
+/* x86 executor related functions */
+Bool xf86Int10ExecSetup(xf86Int10InfoPtr pInt);
+
+/* int.c */
+extern xf86Int10InfoPtr Int10Current;
+int int_handler(xf86Int10InfoPtr pInt);
+
+/* helper_exec.c */
+int setup_int(xf86Int10InfoPtr pInt);
+void finish_int(xf86Int10InfoPtr, int sig);
+CARD32 getIntVect(xf86Int10InfoPtr pInt, int num);
+void pushw(xf86Int10InfoPtr pInt, CARD16 val);
+int run_bios_int(int num, xf86Int10InfoPtr pInt);
+void dump_code(xf86Int10InfoPtr pInt);
+void dump_registers(xf86Int10InfoPtr pInt);
+void stack_trace(xf86Int10InfoPtr pInt);
+xf86Int10InfoPtr getInt10Rec(int entityIndex);
+CARD8 bios_checksum(CARD8 *start, int size);
+void LockLegacyVGA(xf86Int10InfoPtr pInt, legacyVGAPtr vga);
+void UnlockLegacyVGA(xf86Int10InfoPtr pInt, legacyVGAPtr vga);
+#if defined (_PC)
+void xf86Int10SaveRestoreBIOSVars(xf86Int10InfoPtr pInt, Bool save);
+#endif
+int port_rep_inb(xf86Int10InfoPtr pInt,
+		 CARD16 port, CARD32 base, int d_f, CARD32 count);
+int port_rep_inw(xf86Int10InfoPtr pInt,
+		 CARD16 port, CARD32 base, int d_f, CARD32 count);
+int port_rep_inl(xf86Int10InfoPtr pInt,
+		 CARD16 port, CARD32 base, int d_f, CARD32 count);
+int port_rep_outb(xf86Int10InfoPtr pInt,
+		  CARD16 port, CARD32 base, int d_f, CARD32 count);
+int port_rep_outw(xf86Int10InfoPtr pInt,
+		  CARD16 port, CARD32 base, int d_f, CARD32 count);
+int port_rep_outl(xf86Int10InfoPtr pInt,
+		  CARD16 port, CARD32 base, int d_f, CARD32 count);
+
+CARD8 x_inb(CARD16 port);
+CARD16 x_inw(CARD16 port);
+void x_outb(CARD16 port, CARD8 val);
+void x_outw(CARD16 port, CARD16 val);
+CARD32 x_inl(CARD16 port);
+void x_outl(CARD16 port, CARD32 val);
+
+CARD8 Mem_rb(CARD32 addr);
+CARD16 Mem_rw(CARD32 addr);
+CARD32 Mem_rl(CARD32 addr);
+void Mem_wb(CARD32 addr, CARD8 val);
+void Mem_ww(CARD32 addr, CARD16 val);
+void Mem_wl(CARD32 addr, CARD32 val);
+
+/* helper_mem.c */
+void setup_int_vect(xf86Int10InfoPtr pInt);
+int setup_system_bios(void *base_addr);
+void reset_int_vect(xf86Int10InfoPtr pInt);
+void set_return_trap(xf86Int10InfoPtr pInt);
+void * xf86HandleInt10Options(ScrnInfoPtr pScrn, int entityIndex);
+Bool int10skip(void* options);
+Bool int10_check_bios(int scrnIndex, int codeSeg, unsigned char* vbiosMem);
+Bool initPrimary(void* options);
+void xf86int10ParseBiosLocation(void* options, 
+				xf86int10BiosLocationPtr bios);
+#ifdef DEBUG
+void dprint(unsigned long start, unsigned long size);
+#endif
+
+/* pci.c */
+int mapPciRom(int pciEntity, unsigned char *address);
+
+#endif /* _INT10_PRIVATE */
+#endif /* _XF86INT10_H */