Keywords - I

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IDT (Interrupt Descriptor Table)

· The cpu_intr_base member ·

image_download_8250()

· Booting from a bank-switched device · image_download_8250() · IPL code structure ·

image_scan()

· Booting from a bank-switched device · image_scan() · IPL code structure ·

image_scan_ext()

· image_scan_ext() ·

image_setup()

· Booting from a bank-switched device · image_setup() · IPL code structure ·

image_setup_ext()

· image_setup_ext() ·

image_start()

· Booting from a bank-switched device · image_start() · IPL code structure ·

image_start_ext()

· image_start_ext() ·

images

bank-switched

· If the source is a bank-switched device · Responsibilities of the IPL ·

sources of

· Bank-switched images ·

bootable

· What is an OS image? ·

building

· Generating the image · Making an OS Image · Supporting additional devices ·

combining multiple files

· Combining image files using mkimage ·

compressing

· Compressing the image ·

defined

· What is an OS image? ·

determining which shared libraries to include

· Shared libraries ·

example of using an OS image as a filesystem

· The OS image as a filesystem ·

format

· Embedding an image · Warm-start and cold-start IPL ·

linearly mapped

· Responsibilities of the IPL ·

listing contents of

· Listing the contents of an image ·

loading

· Loading the image ·

more than one in system

· What is an OS image? ·

nonbootable

· What is an OS image? ·

physical address

· image_paddr ·

signature

· signature ·

transferring onto your board

· Transferring an OS image onto your board ·

transferring to flash

· Transferring an image to flash ·

inflator

· Abstraction layer · Compressing files ·

init_asinfo()

· init_asinfo() ·

init_cacheattr()

· init_cacheattr() · syspage_entry cacheattr ·

init_cpuinfo()

· cpuinfo · init_cpuinfo() · syspage_entry cacheattr ·

init_hwinfo()

· hwinfo · init_hwinfo() ·

init_intrinfo()

· init_intrinfo() · intrinfo ·

init_mmu()

· init_mmu() ·

init_pminfo()

· init_pminfo() ·

init_qtime()

· init_qtime() · syspage_entry qtime ·

init_qtime_sa1100()

· init_qtime() · init_qtime_sa1100() ·

init_raminfo()

· alloc_ram() · calloc_ram() · init_raminfo() ·

init_smp()

· init_smp() · num_cpu · un.x86 · un.x86.smpinfo (deprecated) ·

init_syspage_memory()

· init_syspage_memory() (deprecated) ·

init_system_private()

· handle_common_option() · init_system_private() · system_private ·

Initial Program Loader

See IPL

inline files

· Creating the contents of the file in line · Inline files ·

int15_copy()

· int15_copy() ·

Intel hex records

· Converting images using mkrec ·

InterruptAttach()

· config return values · Interrupts & controllers · intrinfo ·

InterruptAttachEvent()

· config return values · Interrupts & controllers ·

InterruptMask()

· The flags member ·

interrupts

clock

· Do: · External clocks · syspage_entry qtime ·

controller, callouts for

· Interrupt controller interface ·

EOI (End of Interrupt)

· intrinfo · The flags member ·

IDT (Interrupt Descriptor Table)

· The cpu_intr_base member ·

Interrupt Descriptor Table (IDT)

· un.x86 ·

IPI (Interprocess Interrupt)

· smp ·

IVOR (Interrupt Vector Offset Register)

· The cpu_intr_base member ·

multicore systems

· intrinfo ·

NMI (Non-Maskable Interrupt)

· NMI · The flags member ·

parallel ports

· Parallel port considerations ·

Programmable Interrupt Controller (PIC)

· Interrupts & controllers ·

programming in startup

· intrinfo · The role of the startup program ·

serial ports

· Serial and parallel ports ·

InterruptUnmask()

· The flags member ·

INTR_CONFIG_FLAG_DISALLOWED

· config return values ·

INTR_CONFIG_FLAG_IPI

· config return values ·

INTR_CONFIG_FLAG_PREATTACH

· config return values ·

INTR_FLAG_CASCADE_IMPLICIT_EOI

· The flags member ·

INTR_FLAG_CPU_FAULT

· The flags member ·

INTR_FLAG_NMI

· The flags member ·

INTR_GENFLAG_ID_LOOP

· The flags member ·

INTR_GENFLAG_LOAD_CPUNUM

· The flags member ·

INTR_GENFLAG_LOAD_INTRINFO

· The flags member ·

INTR_GENFLAG_LOAD_INTRMASK

· The flags member ·

INTR_GENFLAG_LOAD_SYSPAGE

· The flags member ·

INTR_GENFLAG_NOGLITCH

· The flags member ·

intrinfo area

· intrinfo ·

io

· location tag ·

IPI (Interprocess Interrupt)

· smp ·

IPL

· Introduction · The role of the IPL · Transferring an OS image ·

code, structure of

· IPL code structure ·

cold-start

· Cold-start IPL · Warm-start and cold-start IPL ·

customizing

· Customizing IPLs ·

debugging

· Debugging an embedded system ·

debug symbol information

· Generating IPL debug symbols ·

responsibilities of

· Responsibilities of the IPL ·

types of

· Warm-start and cold-start IPL ·

warm-start

· “Warm” vs “cold” start · Warm-start and cold-start IPL ·

IRQ7 and IRQ15, beware of

· Interrupts & controllers ·

ISA bus slots, external

· External ISA bus slots ·

ISO-9660 CD-ROM filesystem

· Disk drivers ·

IVOR (Interrupt Vector Offset Register)

· The cpu_intr_base member ·

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