irq.h File Reference

Internal LNP Interface: RCX redirected IRQ vectors. More...

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Defines
#define	HANDLER_WRAPPER(wrapstring, handstring)
Functions
void	rom_ocia_handler ()
	ROM OCIA interrupt handler.
void	rom_ocia_return ()
	return address in ROM OCIA handler
void	rom_dummy_handler ()
	address of an RTS instruction
void	disable_irqs ()
	disable interrupt processing
void	enable_irqs ()
	enable interrupt processing
Variables
void *	reset_vector
	reset vector
void *	nmi_vector
	NMI interrupt vector.
void *	irq0_vector
	IRQ0 interrupt vector.
void *	irq1_vector
	IRQ1 interrupt vector.
void *	irq2_vector
	IRQ2 interrupt vector.
void *	icia_vector
	ICIA interrupt vector.
void *	icib_vector
	ICIB interrupt vector.
void *	icic_vector
	ICIC interrupt vector.
void *	icid_vector
	ICID interrupt vector.
void *	ocia_vector
	OCIA interrupt vector.
void *	ocib_vector
	OCIB interrupt vector.
void *	fovi_vector
	FOVI interrupt vector.
void *	cmi0a_vector
	CMI0A interrupt vector.
void *	cmi0b_vector
	CMI0B interrupt vector.
void *	ovi0_vector
	OVI0 interrupt vector.
void *	cmi1a_vector
	CMI1A interrupt vector.
void *	cmi1b_vector
	CMI1B interrupt vector.
void *	ovi1_vector
	OVI1 interrupt vector.
void *	eri_vector
	ERI interrupt vector.
void *	rxi_vector
	RXI interrupt vector.
void *	txi_vector
	TXI interrupt vector.
void *	tei_vector
	TEI interrupt vector.
void *	ad_vector
	A/D interrupt vector.
void *	wovf_vector
	WOVF interrupt vector.
void *	rom_reset_vector
	ROM reset vector.

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Detailed Description

Internal LNP Interface: RCX redirected IRQ vectors.

Author:

Markus L. Noga <markus@noga.de>

Lego Mindstorms RCX IRQ redirection vector table All redirected handlers can assume r6 to be saved All redirected handlers must return with rts, *not* rte.

Warning:

Incomplete.

Definition in file irq.h.

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Define Documentation

#define HANDLER_WRAPPER (  wrapstring, handstring   )

Value: __asm__ (".text\n.align 1\n.global _" wrapstring "\n_" wrapstring \ ": push r0\npush r1\npush r2\npush r3\njsr @_" handstring \ "\npop r3\npop r2\npop r1\npop r0\nrts\n") Definition at line 48 of file irq.h.

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Function Documentation

void disable_irqs (   )  [inline]

disable interrupt processing Definition at line 98 of file irq.h. References __asm__(). Referenced by rom_reset().

void enable_irqs (   )  [inline]

enable interrupt processing Definition at line 103 of file irq.h. References __asm__().

void rom_dummy_handler (   )

address of an RTS instruction

void rom_ocia_handler (   )

ROM OCIA interrupt handler.

void rom_ocia_return (   )

return address in ROM OCIA handler

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Variable Documentation

void* ad_vector

A/D interrupt vector.

void* cmi0a_vector

CMI0A interrupt vector.

void* cmi0b_vector

CMI0B interrupt vector.

void* cmi1a_vector

CMI1A interrupt vector.

void* cmi1b_vector

CMI1B interrupt vector.

void* eri_vector

ERI interrupt vector.

void* fovi_vector

FOVI interrupt vector.

void* icia_vector

ICIA interrupt vector.

void* icib_vector

ICIB interrupt vector.

void* icic_vector

ICIC interrupt vector.

void* icid_vector

ICID interrupt vector.

void* irq0_vector

IRQ0 interrupt vector.

void* irq1_vector

IRQ1 interrupt vector.

void* irq2_vector

IRQ2 interrupt vector.

void* nmi_vector

NMI interrupt vector.

void* ocia_vector

OCIA interrupt vector.

void* ocib_vector

OCIB interrupt vector.

void* ovi0_vector

OVI0 interrupt vector.

void* ovi1_vector

OVI1 interrupt vector.

void* reset_vector

reset vector Referenced by kmain().

void* rom_reset_vector

ROM reset vector.

void* rxi_vector

RXI interrupt vector.

void* tei_vector

TEI interrupt vector.

void* txi_vector

TXI interrupt vector.

void* wovf_vector

WOVF interrupt vector.

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