NovaProgram Class Reference

Contains common code for nova programms. More...

#include <program.h>

Inheritance diagram for NovaProgram:

Public Member Functions
	NovaProgram ()
Public Member Functions inherited from CapAllocator
	CapAllocator (unsigned long cap_, unsigned long cap_start, unsigned long cap_order)
unsigned	alloc_cap (unsigned count=1)
void	dealloc_cap (unsigned cap, unsigned count=1)

Static Public Member Functions
static void	exit (const char *msg)
	Default exit function.
Static Public Member Functions inherited from BaseProgram
static Utcb *	myutcb (unsigned long esp=0)
	Get the UTCB pointer from the top of the stack, which is laid out as follows:
static phy_cpu_no	mycpu ()
	Return my CPU number.
static void	revoke_all_mem (void *address, unsigned long size, unsigned rights, bool myself)
	Revoke all memory for a given virtual region.
static Crd	request_mapping (char *start, unsigned long size, unsigned long hotspot)
	Request the mapping for a memory area.

Protected Member Functions
Utcb *	alloc_utcb ()
	Alloc a region of virtual memory to put an EC into.
template<class C >
	__attribute__ ((nonnull(6))) unsigned create_ec_helper(C *tls
	Create an EC and setup the stack.
void	init_mem (Hip *hip)
	Init the memory map from the HIP as we get them from sigma0.
void	__attribute__ ((noreturn)) block_forever()
	Block ourself.

Protected Attributes
Hip *	_hip
unsigned	_cap_block
RegionList< 512 >	_free_virt
RegionList< 512 >	_free_phys
RegionList< 512 >	_virt_phys
phy_cpu_no	cpunr
phy_cpu_no unsigned	excbase
phy_cpu_no unsigned Utcb **	utcb_out
phy_cpu_no unsigned Utcb void *	func
phy_cpu_no unsigned Utcb void unsigned long	cap = ~0UL
phy_cpu_no unsigned Utcb void unsigned long bool	local

Private Types
enum	{ VIRT_START = 0x1000, UTCB_PAD = 0x1000 }

Additional Inherited Members
Public Attributes inherited from CapAllocator
unsigned long	_cap_
unsigned long	_cap_start
unsigned long	_cap_order
Static Public Attributes inherited from BaseProgram
static const unsigned	stack_size_shift = 12
static const unsigned	stack_size = (1U << stack_size_shift)

Detailed Description

Contains common code for nova programms.

Member Enumeration Documentation

anonymous enum

private

Enumerator:

VIRT_START
UTCB_PAD

Constructor & Destructor Documentation

NovaProgram::NovaProgram ( )

inline

Member Function Documentation

template<class C >

NovaProgram::__attribute__ ( (nonnull(6))  )

protected

Create an EC and setup the stack.

Returns

The EC cap.

Parameters

tls	Pointer passed to func as the first parameter

void NovaProgram::__attribute__ ( (noreturn)  )

inlineprotected

Block ourself.

Reimplemented in Cycleburner, and Tutor.

Utcb* NovaProgram::alloc_utcb ( )

inlineprotected

Alloc a region of virtual memory to put an EC into.

static void NovaProgram::exit ( const char *  msg )

inlinestatic

Default exit function.

void NovaProgram::init_mem ( Hip *  hip )

inlineprotected

Init the memory map from the HIP as we get them from sigma0.

Member Data Documentation

unsigned NovaProgram::_cap_block

protected

RegionList<512> NovaProgram::_free_phys

protected

RegionList<512> NovaProgram::_free_virt

protected

Hip* NovaProgram::_hip

protected

RegionList<512> NovaProgram::_virt_phys

protected

phy_cpu_no unsigned Utcb void unsigned long NovaProgram::cap = ~0UL

protected

phy_cpu_no NovaProgram::cpunr

protected

phy_cpu_no unsigned NovaProgram::excbase

protected

phy_cpu_no unsigned Utcb void* NovaProgram::func

protected

phy_cpu_no unsigned Utcb void unsigned long bool NovaProgram::local

protected

phy_cpu_no unsigned Utcb** NovaProgram::utcb_out

protected

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The documentation for this class was generated from the following file:

• base/include/nul/program.h