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path: root/board/MAI/bios_emulator/scitech/src/v86bios/int.c
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Diffstat (limited to 'board/MAI/bios_emulator/scitech/src/v86bios/int.c')
-rw-r--r--board/MAI/bios_emulator/scitech/src/v86bios/int.c238
1 files changed, 0 insertions, 238 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/v86bios/int.c b/board/MAI/bios_emulator/scitech/src/v86bios/int.c
deleted file mode 100644
index 3504c6cc3..000000000
--- a/board/MAI/bios_emulator/scitech/src/v86bios/int.c
+++ /dev/null
@@ -1,238 +0,0 @@
-/*
- * Copyright 1999 Egbert Eich
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of the authors not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. The authors makes no representations
- * about the suitability of this software for any purpose. It is provided
- * "as is" without express or implied warranty.
- *
- * THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-#include "debug.h"
-#if defined(__alpha__) || defined (__ia64__)
-#include <sys/io.h>
-#endif
-
-#include "v86bios.h"
-#include "AsmMacros.h"
-#include "pci.h"
-
-static int int1A_handler(struct regs86 *regs);
-static int int42_handler(int num, struct regs86 *regs);
-
-int
-int_handler(int num, struct regs86 *regs)
-{
- switch (num) {
- case 0x10:
- case 0x42:
- return (int42_handler(num,regs));
- case 0x1A:
- return (int1A_handler(regs));
- default:
- return 0;
- }
- return 0;
-}
-
-static int
-int42_handler(int num,struct regs86 *regs)
-{
- unsigned char c;
- CARD32 val;
-
- i_printf("int 0x%x: ax:0x%lx bx:0x%lx cx:0x%lx dx:0x%lx\n",num,
- regs->eax,regs->ebx, regs->ecx, regs->edx);
-
- /*
- * video bios has modified these -
- * leave it to the video bios to do this
- */
-
- val = getIntVect(num);
- if (val != 0xF000F065)
- return 0;
-
- if ((regs->ebx & 0xff) == 0x32) {
- switch (regs->eax & 0xFFFF) {
- case 0x1200:
- i_printf("enabling video\n");
- c = inb(0x3cc);
- c |= 0x02;
- outb(0x3c2,c);
- return 1;
- case 0x1201:
- i_printf("disabling video\n");
- c = inb(0x3cc);
- c &= ~0x02;
- outb(0x3c2,c);
- return 1;
- default:
- }
- }
- if (num == 0x42)
- return 1;
- else
- return 0;
-}
-
-#define SUCCESSFUL 0x00
-#define DEVICE_NOT_FOUND 0x86
-#define BAD_REGISTER_NUMBER 0x87
-
-static int
-int1A_handler(struct regs86 *regs)
-{
- CARD32 Slot;
- PciStructPtr pPci;
-
- if (! CurrentPci) return 0; /* oops */
-
- i_printf("int 0x1a: ax=0x%lx bx=0x%lx cx=0x%lx dx=0x%lx di=0x%lx"
- " si=0x%lx\n", regs->eax,regs->ebx,regs->ecx,regs->edx,
- regs->edi,regs->esi);
- switch (regs->eax & 0xFFFF) {
- case 0xb101:
- regs->eax &= 0xFF00; /* no config space/special cycle support */
- regs->edx = 0x20494350; /* " ICP" */
- regs->ebx = 0x0210; /* Version 2.10 */
- regs->ecx &= 0xFF00;
- regs->ecx |= (pciMaxBus & 0xFF); /* Max bus number in system */
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- i_printf("ax=0x%lx dx=0x%lx bx=0x%lx cx=0x%lx flags=0x%lx\n",
- regs->eax,regs->edx,regs->ebx,regs->ecx,regs->eflags);
- return 1;
- case 0xb102:
- if (((regs->edx & 0xFFFF) == CurrentPci->VendorID) &&
- ((regs->ecx & 0xFFFF) == CurrentPci->DeviceID) &&
- (regs->esi == 0)) {
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- regs->ebx = pciSlotBX(CurrentPci);
- }
- else if (Config.ShowAllDev &&
- (pPci = findPciDevice(regs->edx,regs->ecx,regs->esi)) != NULL) {
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- regs->ebx = pciSlotBX(pPci);
- } else {
- regs->eax = (regs->eax & 0x00FF) | (DEVICE_NOT_FOUND << 8);
- regs->eflags |= ((unsigned long)0x01); /* set carry flag */
- }
- i_printf("ax=0x%lx bx=0x%lx flags=0x%lx\n",
- regs->eax,regs->ebx,regs->eflags);
- return 1;
- case 0xb103:
- if (((regs->ecx & 0xFF) == CurrentPci->Interface) &&
- (((regs->ecx & 0xFF00) >> 8) == CurrentPci->SubClass) &&
- (((regs->ecx & 0xFFFF0000) >> 16) == CurrentPci->BaseClass) &&
- ((regs->esi & 0xff) == 0)) {
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->ebx = pciSlotBX(CurrentPci);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- }
- else if (Config.ShowAllDev
- && (pPci = findPciClass(regs->ecx & 0xFF, (regs->ecx & 0xff00) >> 8,
- (regs->ecx & 0xffff0000) >> 16, regs->esi)) != NULL) {
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->ebx = pciSlotBX(pPci);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- } else {
- regs->eax = (regs->eax & 0x00FF) | (DEVICE_NOT_FOUND << 8);
- regs->eflags |= ((unsigned long)0x01); /* set carry flag */
- }
- i_printf("ax=0x%lx flags=0x%lx\n",regs->eax,regs->eflags);
- return 1;
- case 0xb108:
- i_printf("Slot=0x%x\n",CurrentPci->Slot.l);
- if ((Slot = findPci(regs->ebx))) {
- regs->ecx &= 0xFFFFFF00;
- regs->ecx |= PciRead8(regs->edi,Slot);
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- } else {
- regs->eax = (regs->eax & 0x00FF) | (BAD_REGISTER_NUMBER << 8);
- regs->eflags |= ((unsigned long)0x01); /* set carry flag */
- }
- i_printf("ax=0x%lx cx=0x%lx flags=0x%lx\n",
- regs->eax,regs->ecx,regs->eflags);
- return 1;
- case 0xb109:
- i_printf("Slot=0x%x\n",CurrentPci->Slot.l);
- if ((Slot = findPci(regs->ebx))) {
- regs->ecx &= 0xFFFF0000;
- regs->ecx |= PciRead16(regs->edi,Slot);
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- } else {
- regs->eax = (regs->eax & 0x00FF) | (BAD_REGISTER_NUMBER << 8);
- regs->eflags |= ((unsigned long)0x01); /* set carry flag */
- }
- i_printf("ax=0x%lx cx=0x%lx flags=0x%lx\n",
- regs->eax,regs->ecx,regs->eflags);
- return 1;
- case 0xb10a:
- i_printf("Slot=0x%x\n",CurrentPci->Slot.l);
- if ((Slot = findPci(regs->ebx))) {
- regs->ecx &= 0;
- regs->ecx |= PciRead32(regs->edi,Slot);
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- } else {
- regs->eax = (regs->eax & 0x00FF) | (BAD_REGISTER_NUMBER << 8);
- regs->eflags |= ((unsigned long)0x01); /* set carry flag */
- }
- i_printf("ax=0x%lx cx=0x%lx flags=0x%lx\n",
- regs->eax,regs->ecx,regs->eflags);
- return 1;
- case 0xb10b:
- i_printf("Slot=0x%x\n",CurrentPci->Slot.l);
- if ((Slot = findPci(regs->ebx))) {
- PciWrite8(regs->edi,(CARD8)regs->ecx,Slot);
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- } else {
- regs->eax = (regs->eax & 0x00FF) | (BAD_REGISTER_NUMBER << 8);
- regs->eflags |= ((unsigned long)0x01); /* set carry flag */
- }
- i_printf("ax=0x%lx flags=0x%lx\n", regs->eax,regs->eflags);
- return 1;
- case 0xb10c:
- i_printf("Slot=0x%x\n",CurrentPci->Slot.l);
- if ((Slot = findPci(regs->ebx))) {
- PciWrite16(regs->edi,(CARD16)regs->ecx,Slot);
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- } else {
- regs->eax = (regs->eax & 0x00FF) | (BAD_REGISTER_NUMBER << 8);
- regs->eflags |= ((unsigned long)0x01); /* set carry flag */
- }
- i_printf("ax=0x%lx flags=0x%lx\n", regs->eax,regs->eflags);
- return 1;
- case 0xb10d:
- i_printf("Slot=0x%x\n",CurrentPci->Slot.l);
- if ((Slot = findPci(regs->ebx))) {
- PciWrite32(regs->edi,(CARD32)regs->ecx,Slot);
- regs->eax = (regs->eax & 0x00FF) | (SUCCESSFUL << 8);
- regs->eflags &= ~((unsigned long)0x01); /* clear carry flag */
- } else {
- regs->eax = (regs->eax & 0x00FF) | (BAD_REGISTER_NUMBER << 8);
- regs->eflags |= ((unsigned long)0x01); /* set carry flag */
- }
- i_printf("ax=0x%lx flags=0x%lx\n", regs->eax,regs->eflags);
- return 1;
- default:
- return 0;
- }
-}
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