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970 lines
19 KiB
970 lines
19 KiB
/*++
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Copyright (c) 1993 Digital Equipment Corporation
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Module Name:
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mkinitnt.c
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Abstract:
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This module implements the platform-specific initialization for
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an Mikasa EV5 (Pinnacle) system.
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Author:
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Joe Notarangelo 25-Oct-1993
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Environment:
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Kernel mode only.
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Revision History:
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Scott Lee 29-Nov-1995
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Adapted from Mikasa module for Mikasa EV5 (Pinnacle).
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--*/
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#include "halp.h"
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#include "pcrtc.h"
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#include "mikasa.h"
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#include "halpcsl.h"
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#include "eisa.h"
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#include "pci.h"
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#include "pcip.h"
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#include "iousage.h"
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#include "stdio.h"
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#include "fwcallbk.h"
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#include <ntverp.h> // to get the product build number.
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//
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// Define extern global buffer for the Uncorrectable Error Frame.
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// declared in halalpha\inithal.c
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//
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extern PERROR_FRAME PUncorrectableError;
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//
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// Define the Product Naming data.
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//
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PCHAR HalpFamilyName = "AlphaServer";
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PCHAR HalpProductName;
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ULONG HalpProcessorNumber = 5;
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#define MAX_INIT_MSG (80)
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//
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// Define global data for builtin device interrupt enables.
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//
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USHORT HalpBuiltinInterruptEnable;
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// irql mask and tables
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//
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// irql 0 - passive
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// irql 1 - sfw apc level
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// irql 2 - sfw dispatch level
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// irql 3 - device low
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// irql 4 - device high
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// irql 5 - clock
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// irql 6 - real time, ipi, performance counters
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// irql 7 - error, mchk, nmi, halt
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//
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//
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// IDT mappings:
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// For the built-ins, GetInterruptVector will need more info,
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// or it will have to be built-in to the routines, since
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// these don't match IRQL levels in any meaningful way.
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//
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// 0 passive 8 perf cntr 1
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// 1 apc 9
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// 2 dispatch 10 PIC
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// 3 11
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// 4 12 errors
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// 5 clock 13
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// 6 perf cntr 0 14 halt
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// 7 nmi 15
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//
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// This is assuming the following prioritization:
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// nmi
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// halt
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// errors
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// performance counters
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// clock
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// pic
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//
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// The hardware interrupt pins are used as follows for Mikasa
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//
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// IRQ_H[0] = EPIC Error
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// IRQ_H[1] = EISA Interrupt (PIC)
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// IRQ_H[2] = PCI Interrupt
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// IRQ_H[3] = Reserved
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// IRQ_H[4] = Clock
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// IRQ_H[5] = NMI (includes Halt)
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//
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// For information purposes: here is what the IDT division looks like:
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//
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// 000-015 Built-ins (we only use 8 entries; NT wants 10)
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// 016-031 ISA
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// 048-063 EISA
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// 080-095 PCI
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// 112-127 Turbo Channel
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// 128-255 unused, as are all other holes
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//
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//
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// Define the bus type, this value allows us to distinguish between
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// EISA and ISA systems. We're only interested in distinguishing
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// between just those two buses.
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//
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ULONG HalpBusType = MACHINE_TYPE_EISA;
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//
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// This is the PCI Memory space that cannot be used by anyone
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// and therefore the HAL says it is reserved for itself
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//
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//ADDRESS_USAGE
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//MikasaPCIMemorySpace = {
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// NULL, CmResourceTypeMemory, PCIUsage,
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// {
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// __8MB, ( __32MB - __8MB ), // Start=8MB; Length=24MB
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// 0,0
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// }
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//};
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//
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// Define global data used to communicate new clock rates to the clock
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// interrupt service routine.
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//
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ULONG HalpCurrentTimeIncrement;
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ULONG HalpNextRateSelect;
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ULONG HalpNextTimeIncrement;
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ULONG HalpNewTimeIncrement;
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//
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// Define external references.
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//
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extern ULONG HalDisablePCIParityChecking;
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//
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// Determines if the platform is a Noritake or a Corelle.
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//
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BOOLEAN HalpNoritakePlatform;
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BOOLEAN HalpCorellePlatform;
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//
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// Function prototypes.
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//
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VOID
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HalpPinnacleErrorInterrupt(
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VOID
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);
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VOID
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HalpNmiInterrupt(
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VOID
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);
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VOID
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HalpClearInterrupts(
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VOID
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);
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BOOLEAN
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HalpInitializeMikasaAndNoritakeInterrupts(
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VOID
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);
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VOID
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HalpParseLoaderBlock(
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PLOADER_PARAMETER_BLOCK LoaderBlock
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);
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VOID
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HalpRegisterPlatformResources(
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PUCHAR HalName
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);
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VOID
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HalpDetermineMachineType(
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VOID
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);
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BOOLEAN
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HalpInitializeInterrupts(
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VOID
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)
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/*++
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Routine Description:
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This function initializes interrupts for an Alpha system.
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Arguments:
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None.
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Return Value:
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A value of TRUE is returned if the initialization is successfully
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completed. Otherwise a value of FALSE is returned.
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--*/
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{
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extern ULONG Halp21164CorrectedErrorInterrupt();
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extern ULONG HalpCiaErrorInterrupt();
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extern ULONG HalpDeviceInterrupt();
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extern ULONG HalpHaltInterrupt();
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ULONG Vector;
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//
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// Initialize HAL processor parameters based on estimated CPU speed.
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// This must be done before HalpStallExecution is called. Compute integral
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// megahertz first to avoid rounding errors due to imprecise cycle clock
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// period values.
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//
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HalpInitializeProcessorParameters();
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//
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// Connect the Stall interrupt vector to the clock. When the
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// profile count is calculated, we then connect the normal
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// clock.
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PCR->InterruptRoutine[CLOCK2_LEVEL] = HalpStallInterrupt;
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//
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// Start the peridodic interrupt from the RTC
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//
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HalpProgramIntervalTimer(MAXIMUM_RATE_SELECT);
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// jwlfix - Does the following apply to me on Mikasa?
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//
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//jnfix, wkc - init the Eisa interrupts after the chip, don't init the
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// PIC here, fix halenablesysteminterrupt to init the pic
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// interrrupt, as in sable
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//
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// Initialize EISA, PCI and NMI interrupts.
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//
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HalpInitializeMikasaAndNoritakeInterrupts();
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//
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// Initialize the 21164 interrupts.
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//
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HalpInitialize21164Interrupts();
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PCR->InterruptRoutine[EV5_IRQ0_VECTOR] =
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(PKINTERRUPT_ROUTINE)HalpCiaErrorInterrupt;
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PCR->InterruptRoutine[EV5_IRQ1_VECTOR] =
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(PKINTERRUPT_ROUTINE)HalpDeviceInterrupt;
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PCR->InterruptRoutine[EV5_IRQ2_VECTOR] =
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(PKINTERRUPT_ROUTINE)HalpClockInterrupt;
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PCR->InterruptRoutine[EV5_HALT_VECTOR] =
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(PKINTERRUPT_ROUTINE)HalpHaltInterrupt;
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PCR->InterruptRoutine[EV5_IPL30] =
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(PKINTERRUPT_ROUTINE)HalpNmiInterrupt;
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PCR->InterruptRoutine[EV5_IPL31] = // machine check vector
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(PKINTERRUPT_ROUTINE)HalpPinnacleErrorInterrupt;
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PCR->InterruptRoutine[EV5_CRD_VECTOR] =
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(PKINTERRUPT_ROUTINE)Halp21164CorrectedErrorInterrupt;
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HalpStart21164Interrupts();
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return TRUE;
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}
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VOID
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HalpSetTimeIncrement(
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VOID
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)
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/*++
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Routine Description:
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This routine is responsible for setting the time increment for an EV4
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based machine via a call into the kernel.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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//
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// Set the time increment value.
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//
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HalpCurrentTimeIncrement = MAXIMUM_INCREMENT;
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HalpNextTimeIncrement = MAXIMUM_INCREMENT;
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HalpNextRateSelect = 0;
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KeSetTimeIncrement( MAXIMUM_INCREMENT, MINIMUM_INCREMENT );
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}
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//
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// Define global data used to calibrate and stall processor execution.
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//
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ULONG HalpProfileCountRate;
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VOID
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HalpInitializeClockInterrupts(
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VOID
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)
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/*++
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Routine Description:
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This function is called during phase 1 initialization to complete
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the initialization of clock interrupts. For EV4, this function
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connects the true clock interrupt handler and initializes the values
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required to handle profile interrupts.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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//
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// Compute the profile interrupt rate.
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//
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HalpProfileCountRate = ((1000 * 1000 * 10) / KeQueryTimeIncrement());
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//
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// Set the time increment value and connect the real clock interrupt
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// routine.
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//
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PCR->InterruptRoutine[CLOCK2_LEVEL] = HalpClockInterrupt;
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return;
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}
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VOID
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HalpEstablishErrorHandler(
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VOID
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)
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/*++
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Routine Description:
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This routine performs the initialization necessary for the HAL to
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begin servicing machine checks.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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BOOLEAN PciParityChecking;
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BOOLEAN ReportCorrectables;
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//
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// Connect the machine check handler via the PCR.
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//
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PCR->MachineCheckError = HalMachineCheck;
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//
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// Initialize error handling for CIA.
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//
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HalpInitializeCiaMachineChecks( ReportCorrectables = FALSE,
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PciParityChecking = FALSE );
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return;
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}
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VOID
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HalpInitializeMachineDependent(
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IN ULONG Phase,
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IN PLOADER_PARAMETER_BLOCK LoaderBlock
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)
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/*++
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Routine Description:
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This function performs any EV4-specific initialization based on
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the current phase on initialization.
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Arguments:
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Phase - Supplies an indicator for phase of initialization, phase 0 or
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phase 1.
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LoaderBlock - supplies a pointer to the loader block.
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Return Value:
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None.
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--*/
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{
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ULONG BusIrql;
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ULONG BusNumber;
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UCHAR MsgBuffer[MAX_INIT_MSG];
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BOOLEAN ReportCorrectables;
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BOOLEAN PciParityChecking;
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if( Phase == 0 ){
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//
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// Phase 0 Initialization.
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//
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//
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// Parse the Loader Parameter block looking for PCI entry to determine
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// if PCI parity should be disabled
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//
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HalpParseLoaderBlock( LoaderBlock );
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//
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// Establish the error handler, to reflect the parity checking
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//
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PciParityChecking = (BOOLEAN) (HalDisablePCIParityChecking == 0);
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HalpInitializeCiaMachineChecks(ReportCorrectables = TRUE,
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PciParityChecking);
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//
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// Determine which platform we are running on.
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//
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HalpDetermineMachineType();
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} else {
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//
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// Phase 1 Initialization.
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//
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//
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// Initialize the existing bus handlers.
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//
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HalpRegisterInternalBusHandlers();
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//
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// Initialize PCI Bus.
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//
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HalpInitializePCIBus (LoaderBlock);
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//
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// Initialize profiler.
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//
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HalpInitializeProfiler();
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//
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// Print a message with version number.
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//
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if ( HalpCorellePlatform ) {
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HalpProductName = "800";
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} else {
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HalpProductName = "1000";
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}
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sprintf( MsgBuffer,
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"Digital Equipment Corporation %s %s %d/%d\n",
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HalpFamilyName,
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HalpProductName,
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HalpProcessorNumber,
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HalpClockMegaHertz );
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HalDisplayString( MsgBuffer );
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//
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// Register the name of the HAL.
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//
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sprintf( MsgBuffer,
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"%s %s %d/%d PCI/EISA HAL",
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HalpFamilyName,
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HalpProductName,
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HalpProcessorNumber,
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HalpClockMegaHertz );
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HalpRegisterPlatformResources( MsgBuffer );
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}
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return;
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}
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VOID
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HalpRegisterPlatformResources(
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PUCHAR HalName
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)
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/*++
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Routine Description:
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Register I/O resources used by the HAL.
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Arguments:
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HalName - Supplies a pointer to the name for the HAL.
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Return Value:
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None.
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--*/
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{
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RESOURCE_USAGE Resource;
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//
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// Register the buses.
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//
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HalpRegisterBusUsage(Internal);
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HalpRegisterBusUsage(Eisa);
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HalpRegisterBusUsage(Isa);
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HalpRegisterBusUsage(PCIBus);
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//
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// Register the name of the HAL.
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//
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HalpRegisterHalName( HalName );
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//
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// Register the interrupt vector used for the cascaded interrupt
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// on the 8254s.
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//
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Resource.BusType = Isa;
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Resource.BusNumber = 0;
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Resource.ResourceType = CmResourceTypeInterrupt;
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Resource.u.InterruptMode = Latched;
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Resource.u.BusInterruptVector = 2;
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Resource.u.SystemInterruptVector = 2;
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Resource.u.SystemIrql = 2;
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HalpRegisterResourceUsage(&Resource);
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//
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// Register machine specific io/memory addresses.
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//
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Resource.BusType = Isa;
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Resource.BusNumber = 0;
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Resource.ResourceType = CmResourceTypePort;
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Resource.u.Start = I2C_INTERFACE_DATA_PORT;
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Resource.u.Length = I2C_INTERFACE_LENGTH;
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HalpRegisterResourceUsage(&Resource);
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Resource.u.Start = SUPERIO_INDEX_PORT;
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Resource.u.Length = SUPERIO_PORT_LENGTH;
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HalpRegisterResourceUsage(&Resource);
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//
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// Register the DMA channel used for the cascade.
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//
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Resource.BusType = Isa;
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Resource.BusNumber = 0;
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Resource.ResourceType = CmResourceTypeDma;
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Resource.u.DmaChannel = 0x4;
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Resource.u.DmaPort = 0x0;
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HalpRegisterResourceUsage(&Resource);
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}
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VOID
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HalpStallInterrupt (
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VOID
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)
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/*++
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Routine Description:
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This function serves as the stall calibration interrupt service
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routine. It is executed in response to system clock interrupts
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during the initialization of the HAL layer.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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HalpAcknowledgeClockInterrupt();
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return;
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}
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ULONG
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HalSetTimeIncrement (
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IN ULONG DesiredIncrement
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)
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|
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/*++
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Routine Description:
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This function is called to set the clock interrupt rate to the frequency
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required by the specified time increment value.
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Arguments:
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DesiredIncrement - Supplies desired number of 100ns units between clock
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interrupts.
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Return Value:
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The actual time increment in 100ns units.
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|
--*/
|
|
|
|
{
|
|
ULONG NewTimeIncrement;
|
|
ULONG NextRateSelect;
|
|
KIRQL OldIrql;
|
|
|
|
//
|
|
// Raise IRQL to the highest level, set the new clock interrupt
|
|
// parameters, lower IRQl, and return the new time increment value.
|
|
//
|
|
KeRaiseIrql(HIGH_LEVEL, &OldIrql);
|
|
if (DesiredIncrement < MINIMUM_INCREMENT) {
|
|
DesiredIncrement = MINIMUM_INCREMENT;
|
|
}
|
|
if (DesiredIncrement > MAXIMUM_INCREMENT) {
|
|
DesiredIncrement = MAXIMUM_INCREMENT;
|
|
}
|
|
|
|
//
|
|
// Find the allowed increment that is less than or equal to
|
|
// the desired increment.
|
|
//
|
|
if (DesiredIncrement >= RTC_PERIOD_IN_CLUNKS4) {
|
|
NewTimeIncrement = RTC_PERIOD_IN_CLUNKS4;
|
|
NextRateSelect = RTC_RATE_SELECT4;
|
|
} else if (DesiredIncrement >= RTC_PERIOD_IN_CLUNKS3) {
|
|
NewTimeIncrement = RTC_PERIOD_IN_CLUNKS3;
|
|
NextRateSelect = RTC_RATE_SELECT3;
|
|
} else if (DesiredIncrement >= RTC_PERIOD_IN_CLUNKS2) {
|
|
NewTimeIncrement = RTC_PERIOD_IN_CLUNKS2;
|
|
NextRateSelect = RTC_RATE_SELECT2;
|
|
} else {
|
|
NewTimeIncrement = RTC_PERIOD_IN_CLUNKS1;
|
|
NextRateSelect = RTC_RATE_SELECT1;
|
|
}
|
|
|
|
HalpNextRateSelect = NextRateSelect;
|
|
HalpNewTimeIncrement = NewTimeIncrement;
|
|
|
|
KeLowerIrql(OldIrql);
|
|
|
|
return NewTimeIncrement;
|
|
}
|
|
|
|
VOID
|
|
HalpGetMachineDependentErrorFrameSizes(
|
|
PULONG RawProcessorSize,
|
|
PULONG RawSystemInfoSize
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This function is called from HalpAllocateUncorrectableErrorFrame.
|
|
This function retuns the size of the system specific error frame
|
|
sizes.
|
|
|
|
Arguments:
|
|
|
|
RawProcessorSize - Processor-specific uncorrectable frame size.
|
|
|
|
RawSystemInfoSize - system-specific uncorrectable frame size.
|
|
|
|
Return Value:
|
|
|
|
None.
|
|
|
|
--*/
|
|
{
|
|
*RawProcessorSize = sizeof(PROCESSOR_EV5_UNCORRECTABLE);
|
|
*RawSystemInfoSize = sizeof(CIA_UNCORRECTABLE_FRAME);
|
|
return;
|
|
}
|
|
|
|
VOID
|
|
HalpGetSystemInfo(SYSTEM_INFORMATION *SystemInfo)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Fills in the system information structure.
|
|
NOTE: Must later investigate the Fw call to get the firmware revision
|
|
ID. Must also figure out a way to get the OS version (preferebly the
|
|
build number).
|
|
|
|
Arguments:
|
|
|
|
SystemInfo - Pointer to the SYSTEM_INFORMATION structure.
|
|
|
|
Return Value:
|
|
|
|
None
|
|
|
|
--*/
|
|
{
|
|
char systemtype[] = "Pinnacle";
|
|
EXTENDED_SYSTEM_INFORMATION FwExtSysInfo;
|
|
|
|
|
|
if ( HalpCorellePlatform ) {
|
|
strcpy(systemtype, "Corelle");
|
|
}
|
|
|
|
VenReturnExtendedSystemInformation(&FwExtSysInfo);
|
|
|
|
RtlCopyMemory(SystemInfo->FirmwareRevisionId,
|
|
FwExtSysInfo.FirmwareVersion,
|
|
16);
|
|
|
|
|
|
RtlCopyMemory(SystemInfo->SystemType,systemtype, 8);
|
|
|
|
SystemInfo->ClockSpeed =
|
|
((1000 * 1000) + (PCR->CycleClockPeriod >> 1)) / PCR->CycleClockPeriod;
|
|
|
|
SystemInfo->SystemRevision = PCR->SystemRevision;
|
|
|
|
RtlCopyMemory(SystemInfo->SystemSerialNumber,
|
|
PCR->SystemSerialNumber,
|
|
16);
|
|
|
|
SystemInfo->SystemVariant = PCR->SystemVariant;
|
|
|
|
|
|
SystemInfo->PalMajorVersion = PCR->PalMajorVersion;
|
|
SystemInfo->PalMinorVersion = PCR->PalMinorVersion;
|
|
|
|
SystemInfo->OsRevisionId = VER_PRODUCTBUILD;
|
|
|
|
//
|
|
// For now fill in dummy values.
|
|
//
|
|
SystemInfo->ModuleVariant = 1UL;
|
|
SystemInfo->ModuleRevision = 1UL;
|
|
SystemInfo->ModuleSerialNumber = 0;
|
|
|
|
return;
|
|
}
|
|
|
|
|
|
|
|
VOID
|
|
HalpInitializeUncorrectableErrorFrame (
|
|
VOID
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This function Allocates an Uncorrectable Error frame for this
|
|
system and initializes the frame with certain constant/global
|
|
values.
|
|
|
|
This is routine called during machine dependent system
|
|
Initialization.
|
|
|
|
Arguments:
|
|
|
|
none
|
|
|
|
Return Value:
|
|
|
|
none
|
|
|
|
--*/
|
|
{
|
|
//
|
|
// If the Uncorrectable error buffer is not set then simply return
|
|
//
|
|
if(PUncorrectableError == NULL)
|
|
return;
|
|
|
|
PUncorrectableError->Signature = ERROR_FRAME_SIGNATURE;
|
|
|
|
PUncorrectableError->FrameType = UncorrectableFrame;
|
|
|
|
//
|
|
// ERROR_FRAME_VERSION is define in errframe.h and will
|
|
// change as and when there is a change in the errframe.h.
|
|
// This Version number helps the service, that reads this
|
|
// information from the dumpfile, to check if it knows about
|
|
// this frmae version type to decode. If it doesn't know, it
|
|
// will dump the entire frame to the EventLog with a message
|
|
// "Error Frame Version Mismatch".
|
|
//
|
|
|
|
PUncorrectableError->VersionNumber = ERROR_FRAME_VERSION;
|
|
|
|
//
|
|
// The sequence number will always be 1 for Uncorrectable errors.
|
|
//
|
|
|
|
PUncorrectableError->SequenceNumber = 1;
|
|
|
|
//
|
|
// The PerformanceCounterValue field is not used for Uncorrectable
|
|
// errors.
|
|
//
|
|
|
|
PUncorrectableError->PerformanceCounterValue = 0;
|
|
|
|
//
|
|
// We will fill in the UncorrectableFrame.SystemInfo here.
|
|
//
|
|
HalpGetSystemInfo(&PUncorrectableError->UncorrectableFrame.System);
|
|
|
|
PUncorrectableError->UncorrectableFrame.Flags.SystemInformationValid = 1;
|
|
|
|
|
|
return;
|
|
}
|
|
|
|
|
|
VOID
|
|
HalpDetermineMachineType(
|
|
VOID
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This routine will determine which the platform we are running and set
|
|
HalpNoritakePlatform and HalpCorellePlatform accordingly.
|
|
|
|
Arguments:
|
|
|
|
None.
|
|
|
|
Return value:
|
|
|
|
None.
|
|
|
|
--*/
|
|
{
|
|
|
|
PSYSTEM_ID SystemId;
|
|
|
|
//
|
|
// Get the ProductId, and determine the machine type.
|
|
//
|
|
|
|
SystemId = ArcGetSystemId();
|
|
|
|
if((strstr( &SystemId->ProductId[0], "Pintake" ) != 0) ||
|
|
(strstr( &SystemId->ProductId[0], "PinNor") != 0)) {
|
|
|
|
HalpNoritakePlatform = TRUE;
|
|
HalpCorellePlatform = FALSE;
|
|
|
|
} else if ( strstr(&SystemId->ProductId[0], "Corelle" ) != 0) {
|
|
|
|
HalpNoritakePlatform = FALSE;
|
|
HalpCorellePlatform = TRUE;
|
|
|
|
} else {
|
|
|
|
HalpNoritakePlatform = FALSE;
|
|
HalpCorellePlatform = FALSE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
//
|
|
//jnfix
|
|
//
|
|
// This routine is bogus and does not apply to Mikasa EV5 and the call should
|
|
// be ripped out of fwreturn (or at least changed to something that is more
|
|
// abstract).
|
|
//
|
|
|
|
VOID
|
|
HalpResetHAERegisters(
|
|
VOID
|
|
)
|
|
{
|
|
return;
|
|
}
|
|
|
|
//
|
|
//jnfix - this variable is needed because the clock interrupt handler
|
|
// - in intsup.s was made to be familiar with ev4prof.c, unfortunate
|
|
// - since we don't use ev4prof.c, so for now this is a hack, later
|
|
// - we will either fix intsup.s or create a new intsup.s that does
|
|
// - not have this hack
|
|
//
|
|
|
|
ULONG HalpNumberOfTicksReload;
|