l4_exc_regs_t Struct Reference

UTCB structure for exceptions. More...

#include <utcb.h>

Collaboration diagram for l4_exc_regs_t:

Data Fields
l4_umword_t	pfa
	page fault address
l4_umword_t	err
	error code
l4_umword_t	r [13]
	registers
l4_umword_t	sp
	stack pointer
l4_umword_t	ulr
	ulr
l4_umword_t	_dummy1
	dummy
l4_umword_t	pc
	pc
l4_umword_t	cpsr
	cpsr
l4_umword_t	tpidruro
	Thread-ID register.
l4_umword_t	tpidrurw
	Thread-ID register.
l4_umword_t	r15
	r15
l4_umword_t	r14
	r14
l4_umword_t	r13
	r13
l4_umword_t	r12
	r12
l4_umword_t	r11
	r11
l4_umword_t	r10
	r10
l4_umword_t	r9
	r9
l4_umword_t	r8
	r8
l4_umword_t	rdi
	rdi
l4_umword_t	rsi
	rsi
l4_umword_t	rbp
	rbp
l4_umword_t	rbx
	rbx
l4_umword_t	rdx
	rdx
l4_umword_t	rcx
	rcx
l4_umword_t	rax
	rax
l4_umword_t	trapno
	trap number
l4_umword_t	dummy1
	dummy
l4_umword_t	ss
	stack segment register
l4_umword_t	es
	es register
l4_umword_t	ds
	ds register
l4_umword_t	gs
	gs register
l4_umword_t	fs
	fs register
l4_umword_t	edi
	edi register
l4_umword_t	esi
	esi register
l4_umword_t	ebp
	ebp register
l4_umword_t	ebx
	ebx register
l4_umword_t	edx
	edx register
l4_umword_t	ecx
	ecx register
l4_umword_t	eax
	eax register

Detailed Description

UTCB structure for exceptions.

Examples

examples/sys/aliens/main.c, examples/sys/singlestep/main.c, and examples/sys/start-with-exc/main.c.

Definition at line 27 of file utcb.h.

Field Documentation

flags

l4_umword_t l4_exc_regs_t::flags

rflags

eflags

Definition at line 37 of file utcb.h.

ss

l4_umword_t l4_exc_regs_t::ss

stack segment register

ss register

Definition at line 71 of file utcb.h.

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The documentation for this struct was generated from the following files:

• arm/l4/sys/utcb.h
• arm64/l4/sys/utcb.h
• amd64/l4/sys/utcb.h
• x86/l4/sys/utcb.h