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Diffstat (limited to 'board/MAI/bios_emulator/scitech/src/biosemu/warmboot.c')
-rw-r--r--board/MAI/bios_emulator/scitech/src/biosemu/warmboot.c610
1 files changed, 305 insertions, 305 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/biosemu/warmboot.c b/board/MAI/bios_emulator/scitech/src/biosemu/warmboot.c
index 96fa5a0e0f..98d5fb8a62 100644
--- a/board/MAI/bios_emulator/scitech/src/biosemu/warmboot.c
+++ b/board/MAI/bios_emulator/scitech/src/biosemu/warmboot.c
@@ -112,16 +112,16 @@ static ulong PCI_findBIOSAddr(
int bar;
for (bar = 0x10; bar <= 0x14; bar++) {
- base = PCI_readPCIRegL(bar,device) & ~0xFF;
- if (!(base & 0x1)) {
- PCI_writePCIRegL(bar,0xFFFFFFFF,device);
- size = PCI_readPCIRegL(bar,device) & ~0xFF;
- size = ~size+1;
- PCI_writePCIRegL(bar,0,device);
- if (size >= MAX_BIOSLEN)
- return base;
- }
- }
+ base = PCI_readPCIRegL(bar,device) & ~0xFF;
+ if (!(base & 0x1)) {
+ PCI_writePCIRegL(bar,0xFFFFFFFF,device);
+ size = PCI_readPCIRegL(bar,device) & ~0xFF;
+ size = ~size+1;
+ PCI_writePCIRegL(bar,0,device);
+ if (size >= MAX_BIOSLEN)
+ return base;
+ }
+ }
return 0;
}
@@ -138,13 +138,13 @@ static void _PCI_fixupSecondaryBARs(void)
int i;
for (i = 0; i < NumDevices; i++) {
- PCI_writePCIRegL(0x10,PCI[DeviceIndex[i]].BaseAddress10,i);
- PCI_writePCIRegL(0x14,PCI[DeviceIndex[i]].BaseAddress14,i);
- PCI_writePCIRegL(0x18,PCI[DeviceIndex[i]].BaseAddress18,i);
- PCI_writePCIRegL(0x1C,PCI[DeviceIndex[i]].BaseAddress1C,i);
- PCI_writePCIRegL(0x20,PCI[DeviceIndex[i]].BaseAddress20,i);
- PCI_writePCIRegL(0x24,PCI[DeviceIndex[i]].BaseAddress24,i);
- }
+ PCI_writePCIRegL(0x10,PCI[DeviceIndex[i]].BaseAddress10,i);
+ PCI_writePCIRegL(0x14,PCI[DeviceIndex[i]].BaseAddress14,i);
+ PCI_writePCIRegL(0x18,PCI[DeviceIndex[i]].BaseAddress18,i);
+ PCI_writePCIRegL(0x1C,PCI[DeviceIndex[i]].BaseAddress1C,i);
+ PCI_writePCIRegL(0x20,PCI[DeviceIndex[i]].BaseAddress20,i);
+ PCI_writePCIRegL(0x24,PCI[DeviceIndex[i]].BaseAddress24,i);
+ }
}
/****************************************************************************
@@ -165,29 +165,29 @@ static void PCI_doBIOSPOST(
RMREGS regs;
RMSREGS sregs;
- // Determine the value to store in AX for BIOS POST
+ /* Determine the value to store in AX for BIOS POST */
regs.x.ax = (u16)(PCI[DeviceIndex[device]].slot.i >> 8);
if (useV86) {
- // Post the BIOS using the PM functions (ie: v86 mode on Linux)
- if (!PM_doBIOSPOST(regs.x.ax,BIOSPhysAddr,mappedBIOS,BIOSLen)) {
- // If the PM function fails, this probably means are we are on
- // DOS and can't re-map the real mode 0xC0000 region. In thise
- // case if the device is the primary, we can use the real
- // BIOS at 0xC0000 directly.
- if (device == 0)
- PM_doBIOSPOST(regs.x.ax,0xC0000,mappedBIOS,BIOSLen);
- }
- }
+ /* Post the BIOS using the PM functions (ie: v86 mode on Linux) */
+ if (!PM_doBIOSPOST(regs.x.ax,BIOSPhysAddr,mappedBIOS,BIOSLen)) {
+ /* If the PM function fails, this probably means are we are on */
+ /* DOS and can't re-map the real mode 0xC0000 region. In thise */
+ /* case if the device is the primary, we can use the real */
+ /* BIOS at 0xC0000 directly. */
+ if (device == 0)
+ PM_doBIOSPOST(regs.x.ax,0xC0000,mappedBIOS,BIOSLen);
+ }
+ }
else {
- // Setup the X86 emulator for the VGA BIOS
- BE_setVGA(&VGAInfo[device]);
+ /* Setup the X86 emulator for the VGA BIOS */
+ BE_setVGA(&VGAInfo[device]);
- // Execute the BIOS POST code
- BE_callRealMode(0xC000,0x0003,&regs,&sregs);
+ /* Execute the BIOS POST code */
+ BE_callRealMode(0xC000,0x0003,&regs,&sregs);
- // Cleanup and exit
- BE_getVGA(&VGAInfo[device]);
- }
+ /* Cleanup and exit */
+ BE_getVGA(&VGAInfo[device]);
+ }
}
/****************************************************************************
@@ -206,113 +206,113 @@ static ibool PCI_postControllers(void)
char filename[_MAX_PATH];
FILE *f;
- // Disable the primary display controller and AGP VGA pass-through
+ /* Disable the primary display controller and AGP VGA pass-through */
DISABLE_DEVICE(0);
if (AGPBridge)
- DISABLE_AGP_VGA();
+ DISABLE_AGP_VGA();
- // Now POST all the secondary controllers
+ /* Now POST all the secondary controllers */
for (device = 0; device < NumDevices; device++) {
- // Skip the device if it is not enabled (probably an ISA device)
- if (DeviceIndex[device] == -1)
- continue;
-
- // Enable secondary display controller. If the secondary controller
- // is on the AGP bus, then enable VGA resources for the AGP device.
- ENABLE_DEVICE(device);
- if (AGPBridge && AGPBridge->SecondayBusNumber == PCI[DeviceIndex[device]].slot.p.Bus)
- ENABLE_AGP_VGA();
-
- // Check if the controller has already been POST'ed
- if (VGA_NOT_ACTIVE()) {
- // Find a viable place to map the secondary PCI BIOS image and map it
- printk("Device %d not enabled, so attempting warm boot it\n", device);
-
- // For AGP devices (and PCI devices that do have the ROM base
- // address zero'ed out) we have to map the BIOS to a location
- // that is passed by the AGP bridge to the bus. Some AGP devices
- // have the ROM base address already set up for us, and some
- // do not (we map to one of the existing BAR locations in
- // this case).
- mappedBIOS = NULL;
- if (PCI[DeviceIndex[device]].ROMBaseAddress != 0)
- mappedBIOSPhys = PCI[DeviceIndex[device]].ROMBaseAddress & ~0xF;
- else
- mappedBIOSPhys = PCI_findBIOSAddr(device);
- printk("Mapping BIOS image to 0x%08X\n", mappedBIOSPhys);
- mappedBIOS = PM_mapPhysicalAddr(mappedBIOSPhys,MAX_BIOSLEN-1,false);
- PCI_writePCIRegL(0x30,mappedBIOSPhys | 0x1,device);
- BIOSImageLen = mappedBIOS[2] * 512;
- if ((copyOfBIOS = malloc(BIOSImageLen)) == NULL)
- return false;
- memcpy(copyOfBIOS,mappedBIOS,BIOSImageLen);
- PM_freePhysicalAddr(mappedBIOS,MAX_BIOSLEN-1);
-
- // Allocate memory to store copy of BIOS from secondary controllers
- VGAInfo[device].pciInfo = &PCI[DeviceIndex[device]];
- VGAInfo[device].BIOSImage = copyOfBIOS;
- VGAInfo[device].BIOSImageLen = BIOSImageLen;
-
- // Restore device mappings
- PCI_writePCIRegL(0x30,PCI[DeviceIndex[device]].ROMBaseAddress,device);
- PCI_writePCIRegL(0x10,PCI[DeviceIndex[device]].BaseAddress10,device);
- PCI_writePCIRegL(0x14,PCI[DeviceIndex[device]].BaseAddress14,device);
-
- // Now execute the BIOS POST for the device
- if (copyOfBIOS[0] == 0x55 && copyOfBIOS[1] == 0xAA) {
- printk("Executing BIOS POST for controller.\n");
- PCI_doBIOSPOST(device,mappedBIOSPhys,copyOfBIOS,BIOSImageLen);
- }
-
- // Reset the size of the BIOS image to the final size
- VGAInfo[device].BIOSImageLen = FINAL_BIOSLEN;
-
- // Save the BIOS and interrupt vector information to disk
- sprintf(filename,"%s/bios.%02d",PM_getNucleusConfigPath(),device);
- if ((f = fopen(filename,"wb")) != NULL) {
- fwrite(copyOfBIOS,1,FINAL_BIOSLEN,f);
- fwrite(VGAInfo[device].LowMem,1,sizeof(VGAInfo[device].LowMem),f);
- fclose(f);
- }
- }
- else {
- // Allocate memory to store copy of BIOS from secondary controllers
- if ((copyOfBIOS = malloc(FINAL_BIOSLEN)) == NULL)
- return false;
- VGAInfo[device].pciInfo = &PCI[DeviceIndex[device]];
- VGAInfo[device].BIOSImage = copyOfBIOS;
- VGAInfo[device].BIOSImageLen = FINAL_BIOSLEN;
-
- // Load the BIOS and interrupt vector information from disk
- sprintf(filename,"%s/bios.%02d",PM_getNucleusConfigPath(),device);
- if ((f = fopen(filename,"rb")) != NULL) {
- fread(copyOfBIOS,1,FINAL_BIOSLEN,f);
- fread(VGAInfo[device].LowMem,1,sizeof(VGAInfo[device].LowMem),f);
- fclose(f);
- }
- }
-
- // Fix up all the secondary PCI base address registers
- // (restores them all from the values we read previously)
- _PCI_fixupSecondaryBARs();
-
- // Disable the secondary controller and AGP VGA pass-through
- DISABLE_DEVICE(device);
- if (AGPBridge)
- DISABLE_AGP_VGA();
- }
-
- // Reenable primary display controller and reset AGP bridge control
+ /* Skip the device if it is not enabled (probably an ISA device) */
+ if (DeviceIndex[device] == -1)
+ continue;
+
+ /* Enable secondary display controller. If the secondary controller */
+ /* is on the AGP bus, then enable VGA resources for the AGP device. */
+ ENABLE_DEVICE(device);
+ if (AGPBridge && AGPBridge->SecondayBusNumber == PCI[DeviceIndex[device]].slot.p.Bus)
+ ENABLE_AGP_VGA();
+
+ /* Check if the controller has already been POST'ed */
+ if (VGA_NOT_ACTIVE()) {
+ /* Find a viable place to map the secondary PCI BIOS image and map it */
+ printk("Device %d not enabled, so attempting warm boot it\n", device);
+
+ /* For AGP devices (and PCI devices that do have the ROM base */
+ /* address zero'ed out) we have to map the BIOS to a location */
+ /* that is passed by the AGP bridge to the bus. Some AGP devices */
+ /* have the ROM base address already set up for us, and some */
+ /* do not (we map to one of the existing BAR locations in */
+ /* this case). */
+ mappedBIOS = NULL;
+ if (PCI[DeviceIndex[device]].ROMBaseAddress != 0)
+ mappedBIOSPhys = PCI[DeviceIndex[device]].ROMBaseAddress & ~0xF;
+ else
+ mappedBIOSPhys = PCI_findBIOSAddr(device);
+ printk("Mapping BIOS image to 0x%08X\n", mappedBIOSPhys);
+ mappedBIOS = PM_mapPhysicalAddr(mappedBIOSPhys,MAX_BIOSLEN-1,false);
+ PCI_writePCIRegL(0x30,mappedBIOSPhys | 0x1,device);
+ BIOSImageLen = mappedBIOS[2] * 512;
+ if ((copyOfBIOS = malloc(BIOSImageLen)) == NULL)
+ return false;
+ memcpy(copyOfBIOS,mappedBIOS,BIOSImageLen);
+ PM_freePhysicalAddr(mappedBIOS,MAX_BIOSLEN-1);
+
+ /* Allocate memory to store copy of BIOS from secondary controllers */
+ VGAInfo[device].pciInfo = &PCI[DeviceIndex[device]];
+ VGAInfo[device].BIOSImage = copyOfBIOS;
+ VGAInfo[device].BIOSImageLen = BIOSImageLen;
+
+ /* Restore device mappings */
+ PCI_writePCIRegL(0x30,PCI[DeviceIndex[device]].ROMBaseAddress,device);
+ PCI_writePCIRegL(0x10,PCI[DeviceIndex[device]].BaseAddress10,device);
+ PCI_writePCIRegL(0x14,PCI[DeviceIndex[device]].BaseAddress14,device);
+
+ /* Now execute the BIOS POST for the device */
+ if (copyOfBIOS[0] == 0x55 && copyOfBIOS[1] == 0xAA) {
+ printk("Executing BIOS POST for controller.\n");
+ PCI_doBIOSPOST(device,mappedBIOSPhys,copyOfBIOS,BIOSImageLen);
+ }
+
+ /* Reset the size of the BIOS image to the final size */
+ VGAInfo[device].BIOSImageLen = FINAL_BIOSLEN;
+
+ /* Save the BIOS and interrupt vector information to disk */
+ sprintf(filename,"%s/bios.%02d",PM_getNucleusConfigPath(),device);
+ if ((f = fopen(filename,"wb")) != NULL) {
+ fwrite(copyOfBIOS,1,FINAL_BIOSLEN,f);
+ fwrite(VGAInfo[device].LowMem,1,sizeof(VGAInfo[device].LowMem),f);
+ fclose(f);
+ }
+ }
+ else {
+ /* Allocate memory to store copy of BIOS from secondary controllers */
+ if ((copyOfBIOS = malloc(FINAL_BIOSLEN)) == NULL)
+ return false;
+ VGAInfo[device].pciInfo = &PCI[DeviceIndex[device]];
+ VGAInfo[device].BIOSImage = copyOfBIOS;
+ VGAInfo[device].BIOSImageLen = FINAL_BIOSLEN;
+
+ /* Load the BIOS and interrupt vector information from disk */
+ sprintf(filename,"%s/bios.%02d",PM_getNucleusConfigPath(),device);
+ if ((f = fopen(filename,"rb")) != NULL) {
+ fread(copyOfBIOS,1,FINAL_BIOSLEN,f);
+ fread(VGAInfo[device].LowMem,1,sizeof(VGAInfo[device].LowMem),f);
+ fclose(f);
+ }
+ }
+
+ /* Fix up all the secondary PCI base address registers */
+ /* (restores them all from the values we read previously) */
+ _PCI_fixupSecondaryBARs();
+
+ /* Disable the secondary controller and AGP VGA pass-through */
+ DISABLE_DEVICE(device);
+ if (AGPBridge)
+ DISABLE_AGP_VGA();
+ }
+
+ /* Reenable primary display controller and reset AGP bridge control */
if (AGPBridge)
- RESTORE_AGP_VGA();
+ RESTORE_AGP_VGA();
ENABLE_DEVICE(0);
- // Free physical BIOS image mapping
+ /* Free physical BIOS image mapping */
PM_freePhysicalAddr(mappedBIOS,MAX_BIOSLEN-1);
- // Restore the X86 emulator BIOS info to primary controller
+ /* Restore the X86 emulator BIOS info to primary controller */
if (!useV86)
- BE_setVGA(&VGAInfo[0]);
+ BE_setVGA(&VGAInfo[0]);
return true;
}
@@ -327,123 +327,123 @@ static void EnumeratePCI(void)
PCIBridgeInfo *info;
printk("Displaying enumeration of PCI bus (%d devices, %d display devices)\n",
- NumPCI, NumDevices);
+ NumPCI, NumDevices);
for (index = 0; index < NumDevices; index++)
- printk(" Display device %d is PCI device %d\n",index,DeviceIndex[index]);
+ printk(" Display device %d is PCI device %d\n",index,DeviceIndex[index]);
printk("\n");
printk("Bus Slot Fnc DeviceID SubSystem Rev Class IRQ Int Cmd\n");
for (i = 0; i < NumPCI; i++) {
- printk("%2d %2d %2d %04X:%04X %04X:%04X %02X %02X:%02X %02X %02X %04X ",
- PCI[i].slot.p.Bus,
- PCI[i].slot.p.Device,
- PCI[i].slot.p.Function,
- PCI[i].VendorID,
- PCI[i].DeviceID,
- PCI[i].SubSystemVendorID,
- PCI[i].SubSystemID,
- PCI[i].RevID,
- PCI[i].BaseClass,
- PCI[i].SubClass,
- PCI[i].InterruptLine,
- PCI[i].InterruptPin,
- PCI[i].Command);
- for (index = 0; index < NumDevices; index++) {
- if (DeviceIndex[index] == i)
- break;
- }
- if (index < NumDevices)
- printk("<- %d\n", index);
- else
- printk("\n");
- }
+ printk("%2d %2d %2d %04X:%04X %04X:%04X %02X %02X:%02X %02X %02X %04X ",
+ PCI[i].slot.p.Bus,
+ PCI[i].slot.p.Device,
+ PCI[i].slot.p.Function,
+ PCI[i].VendorID,
+ PCI[i].DeviceID,
+ PCI[i].SubSystemVendorID,
+ PCI[i].SubSystemID,
+ PCI[i].RevID,
+ PCI[i].BaseClass,
+ PCI[i].SubClass,
+ PCI[i].InterruptLine,
+ PCI[i].InterruptPin,
+ PCI[i].Command);
+ for (index = 0; index < NumDevices; index++) {
+ if (DeviceIndex[index] == i)
+ break;
+ }
+ if (index < NumDevices)
+ printk("<- %d\n", index);
+ else
+ printk("\n");
+ }
printk("\n");
printk("DeviceID Stat Ifc Cch Lat Hdr BIST\n");
for (i = 0; i < NumPCI; i++) {
- printk("%04X:%04X %04X %02X %02X %02X %02X %02X ",
- PCI[i].VendorID,
- PCI[i].DeviceID,
- PCI[i].Status,
- PCI[i].Interface,
- PCI[i].CacheLineSize,
- PCI[i].LatencyTimer,
- PCI[i].HeaderType,
- PCI[i].BIST);
- for (index = 0; index < NumDevices; index++) {
- if (DeviceIndex[index] == i)
- break;
- }
- if (index < NumDevices)
- printk("<- %d\n", index);
- else
- printk("\n");
- }
+ printk("%04X:%04X %04X %02X %02X %02X %02X %02X ",
+ PCI[i].VendorID,
+ PCI[i].DeviceID,
+ PCI[i].Status,
+ PCI[i].Interface,
+ PCI[i].CacheLineSize,
+ PCI[i].LatencyTimer,
+ PCI[i].HeaderType,
+ PCI[i].BIST);
+ for (index = 0; index < NumDevices; index++) {
+ if (DeviceIndex[index] == i)
+ break;
+ }
+ if (index < NumDevices)
+ printk("<- %d\n", index);
+ else
+ printk("\n");
+ }
printk("\n");
printk("DeviceID Base10h Base14h Base18h Base1Ch Base20h Base24h ROMBase\n");
for (i = 0; i < NumPCI; i++) {
- printk("%04X:%04X %08X %08X %08X %08X %08X %08X %08X ",
- PCI[i].VendorID,
- PCI[i].DeviceID,
- PCI[i].BaseAddress10,
- PCI[i].BaseAddress14,
- PCI[i].BaseAddress18,
- PCI[i].BaseAddress1C,
- PCI[i].BaseAddress20,
- PCI[i].BaseAddress24,
- PCI[i].ROMBaseAddress);
- for (index = 0; index < NumDevices; index++) {
- if (DeviceIndex[index] == i)
- break;
- }
- if (index < NumDevices)
- printk("<- %d\n", index);
- else
- printk("\n");
- }
+ printk("%04X:%04X %08X %08X %08X %08X %08X %08X %08X ",
+ PCI[i].VendorID,
+ PCI[i].DeviceID,
+ PCI[i].BaseAddress10,
+ PCI[i].BaseAddress14,
+ PCI[i].BaseAddress18,
+ PCI[i].BaseAddress1C,
+ PCI[i].BaseAddress20,
+ PCI[i].BaseAddress24,
+ PCI[i].ROMBaseAddress);
+ for (index = 0; index < NumDevices; index++) {
+ if (DeviceIndex[index] == i)
+ break;
+ }
+ if (index < NumDevices)
+ printk("<- %d\n", index);
+ else
+ printk("\n");
+ }
printk("\n");
printk("DeviceID BAR10Len BAR14Len BAR18Len BAR1CLen BAR20Len BAR24Len ROMLen\n");
for (i = 0; i < NumPCI; i++) {
- printk("%04X:%04X %08X %08X %08X %08X %08X %08X %08X ",
- PCI[i].VendorID,
- PCI[i].DeviceID,
- PCI[i].BaseAddress10Len,
- PCI[i].BaseAddress14Len,
- PCI[i].BaseAddress18Len,
- PCI[i].BaseAddress1CLen,
- PCI[i].BaseAddress20Len,
- PCI[i].BaseAddress24Len,
- PCI[i].ROMBaseAddressLen);
- for (index = 0; index < NumDevices; index++) {
- if (DeviceIndex[index] == i)
- break;
- }
- if (index < NumDevices)
- printk("<- %d\n", index);
- else
- printk("\n");
- }
+ printk("%04X:%04X %08X %08X %08X %08X %08X %08X %08X ",
+ PCI[i].VendorID,
+ PCI[i].DeviceID,
+ PCI[i].BaseAddress10Len,
+ PCI[i].BaseAddress14Len,
+ PCI[i].BaseAddress18Len,
+ PCI[i].BaseAddress1CLen,
+ PCI[i].BaseAddress20Len,
+ PCI[i].BaseAddress24Len,
+ PCI[i].ROMBaseAddressLen);
+ for (index = 0; index < NumDevices; index++) {
+ if (DeviceIndex[index] == i)
+ break;
+ }
+ if (index < NumDevices)
+ printk("<- %d\n", index);
+ else
+ printk("\n");
+ }
printk("\n");
printk("Displaying enumeration of %d bridge devices\n",NumBridges);
printk("\n");
printk("DeviceID P# S# B# IOB IOL MemBase MemLimit PreBase PreLimit Ctrl\n");
for (i = 0; i < NumBridges; i++) {
- info = (PCIBridgeInfo*)&PCI[BridgeIndex[i]];
- printk("%04X:%04X %02X %02X %02X %04X %04X %08X %08X %08X %08X %04X\n",
- info->VendorID,
- info->DeviceID,
- info->PrimaryBusNumber,
- info->SecondayBusNumber,
- info->SubordinateBusNumber,
- ((u16)info->IOBase << 8) & 0xF000,
- info->IOLimit ?
- ((u16)info->IOLimit << 8) | 0xFFF : 0,
- ((u32)info->MemoryBase << 16) & 0xFFF00000,
- info->MemoryLimit ?
- ((u32)info->MemoryLimit << 16) | 0xFFFFF : 0,
- ((u32)info->PrefetchableMemoryBase << 16) & 0xFFF00000,
- info->PrefetchableMemoryLimit ?
- ((u32)info->PrefetchableMemoryLimit << 16) | 0xFFFFF : 0,
- info->BridgeControl);
- }
+ info = (PCIBridgeInfo*)&PCI[BridgeIndex[i]];
+ printk("%04X:%04X %02X %02X %02X %04X %04X %08X %08X %08X %08X %04X\n",
+ info->VendorID,
+ info->DeviceID,
+ info->PrimaryBusNumber,
+ info->SecondayBusNumber,
+ info->SubordinateBusNumber,
+ ((u16)info->IOBase << 8) & 0xF000,
+ info->IOLimit ?
+ ((u16)info->IOLimit << 8) | 0xFFF : 0,
+ ((u32)info->MemoryBase << 16) & 0xFFF00000,
+ info->MemoryLimit ?
+ ((u32)info->MemoryLimit << 16) | 0xFFFFF : 0,
+ ((u32)info->PrefetchableMemoryBase << 16) & 0xFFF00000,
+ info->PrefetchableMemoryLimit ?
+ ((u32)info->PrefetchableMemoryLimit << 16) | 0xFFFFF : 0,
+ info->BridgeControl);
+ }
printk("\n");
}
@@ -460,51 +460,51 @@ static int PCI_enumerateDevices(void)
int i,j;
PCIBridgeInfo *info;
- // If this is the first time we have been called, enumerate all
- // devices on the PCI bus.
+ /* If this is the first time we have been called, enumerate all */
+ /* devices on the PCI bus. */
if (NumPCI == -1) {
- for (i = 0; i < MAX_PCI_DEVICES; i++)
- PCI[i].dwSize = sizeof(PCI[i]);
- if ((NumPCI = PCI_enumerate(PCI,MAX_PCI_DEVICES)) == 0)
- return -1;
-
- // Build a list of all PCI bridge devices
- for (i = 0,NumBridges = 0,BridgeIndex[0] = -1; i < NumPCI; i++) {
- if (PCI[i].BaseClass == PCI_BRIDGE_CLASS) {
- if (NumBridges < MAX_PCI_DEVICES)
- BridgeIndex[NumBridges++] = i;
- }
- }
-
- // Now build a list of all display class devices
- for (i = 0,NumDevices = 1,DeviceIndex[0] = -1; i < NumPCI; i++) {
- if (PCI_IS_DISPLAY_CLASS(&PCI[i])) {
- if ((PCI[i].Command & 0x3) == 0x3) {
- DeviceIndex[0] = i;
- }
- else {
- if (NumDevices < MAX_PCI_DEVICES)
- DeviceIndex[NumDevices++] = i;
- }
- if (PCI[i].slot.p.Bus != 0) {
- // This device is on a different bus than the primary
- // PCI bus, so it is probably an AGP device. Find the
- // AGP bus device that controls that bus so we can
- // control it.
- for (j = 0; j < NumBridges; j++) {
- info = (PCIBridgeInfo*)&PCI[BridgeIndex[j]];
- if (info->SecondayBusNumber == PCI[i].slot.p.Bus) {
- AGPBridge = info;
- break;
- }
- }
- }
- }
- }
-
- // Enumerate all PCI and bridge devices to log file
- EnumeratePCI();
- }
+ for (i = 0; i < MAX_PCI_DEVICES; i++)
+ PCI[i].dwSize = sizeof(PCI[i]);
+ if ((NumPCI = PCI_enumerate(PCI,MAX_PCI_DEVICES)) == 0)
+ return -1;
+
+ /* Build a list of all PCI bridge devices */
+ for (i = 0,NumBridges = 0,BridgeIndex[0] = -1; i < NumPCI; i++) {
+ if (PCI[i].BaseClass == PCI_BRIDGE_CLASS) {
+ if (NumBridges < MAX_PCI_DEVICES)
+ BridgeIndex[NumBridges++] = i;
+ }
+ }
+
+ /* Now build a list of all display class devices */
+ for (i = 0,NumDevices = 1,DeviceIndex[0] = -1; i < NumPCI; i++) {
+ if (PCI_IS_DISPLAY_CLASS(&PCI[i])) {
+ if ((PCI[i].Command & 0x3) == 0x3) {
+ DeviceIndex[0] = i;
+ }
+ else {
+ if (NumDevices < MAX_PCI_DEVICES)
+ DeviceIndex[NumDevices++] = i;
+ }
+ if (PCI[i].slot.p.Bus != 0) {
+ /* This device is on a different bus than the primary */
+ /* PCI bus, so it is probably an AGP device. Find the */
+ /* AGP bus device that controls that bus so we can */
+ /* control it. */
+ for (j = 0; j < NumBridges; j++) {
+ info = (PCIBridgeInfo*)&PCI[BridgeIndex[j]];
+ if (info->SecondayBusNumber == PCI[i].slot.p.Bus) {
+ AGPBridge = info;
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ /* Enumerate all PCI and bridge devices to log file */
+ EnumeratePCI();
+ }
return NumDevices;
}
@@ -522,48 +522,48 @@ void printk(const char *fmt, ...)
int main(int argc,char *argv[])
{
while (argc > 1) {
- if (stricmp(argv[1],"-usev86") == 0) {
- useV86 = true;
- }
- else if (stricmp(argv[1],"-force") == 0) {
- forcePost = true;
- }
+ if (stricmp(argv[1],"-usev86") == 0) {
+ useV86 = true;
+ }
+ else if (stricmp(argv[1],"-force") == 0) {
+ forcePost = true;
+ }
#ifdef DEBUG
- else if (stricmp(argv[1],"-decode") == 0) {
- debugFlags |= DEBUG_DECODE_F;
- }
- else if (stricmp(argv[1],"-iotrace") == 0) {
- debugFlags |= DEBUG_IO_TRACE_F;
- }
+ else if (stricmp(argv[1],"-decode") == 0) {
+ debugFlags |= DEBUG_DECODE_F;
+ }
+ else if (stricmp(argv[1],"-iotrace") == 0) {
+ debugFlags |= DEBUG_IO_TRACE_F;
+ }
#endif
- else {
- printf("Usage: warmboot [-usev86] [-force] [-decode] [-iotrace]\n");
- exit(-1);
- }
- argc--;
- argv++;
- }
+ else {
+ printf("Usage: warmboot [-usev86] [-force] [-decode] [-iotrace]\n");
+ exit(-1);
+ }
+ argc--;
+ argv++;
+ }
if ((logfile = fopen("warmboot.log","w")) == NULL)
- exit(1);
+ exit(1);
PM_init();
if (!useV86) {
- // Initialise the x86 BIOS emulator
- BE_init(false,debugFlags,65536,&VGAInfo[0]);
- }
+ /* Initialise the x86 BIOS emulator */
+ BE_init(false,debugFlags,65536,&VGAInfo[0]);
+ }
- // Enumerate all devices (which POST's them at the same time)
+ /* Enumerate all devices (which POST's them at the same time) */
if (PCI_enumerateDevices() < 1) {
- printk("No PCI display devices found!\n");
- return -1;
- }
+ printk("No PCI display devices found!\n");
+ return -1;
+ }
- // Post all the display controller BIOS'es
+ /* Post all the display controller BIOS'es */
PCI_postControllers();
- // Cleanup and exit the emulator
+ /* Cleanup and exit the emulator */
if (!useV86)
- BE_exit();
+ BE_exit();
fclose(logfile);
return 0;
}
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