sigma0.cc File Reference

#include "nul/motherboard.h"
#include "host/keyboard.h"
#include "host/screen.h"
#include "host/dma.h"
#include "host/hostpci.h"
#include "nul/program.h"
#include "nul/generic_service.h"
#include "service/elf.h"
#include "service/logging.h"
#include "sigma0/sigma0.h"
#include "nul/service_fs.h"
#include <nul/service_events.h>
#include "s0_admission.h"
#include "parent_protocol.h"
#include "s0_modules.h"

Classes
struct	Sigma0
	Sigma0 application class. More...
struct	Sigma0::PutcData
struct	Sigma0::DiskData
struct	Sigma0::ConsoleData

Macros
#define	S0_DEFAULT_CMDLINE   "namespace::/s0 name::/s0/timer name::/s0/fs/rom name::/s0/admission name::/s0/fs/embedded quota::guid"
#define	LOG_VERBOSE(X,...)   do { if (verbose & VERBOSE_INFO) Logging::printf(X, __VA_ARGS__); } while (0)
#define	PT_FUNC_NORETURN(NAME, CODE)
#define	PT_FUNC(NAME, CODE,...)

Enumerations
enum	{ VERBOSE_ERRORS = 0, VERBOSE_INFO = 1 }
enum	{   MAXCPUS = Config::MAX_CPUS, MAXPCIDIRECT = 64, MAXMODULES = 1 << Config::MAX_CLIENTS_ORDER, CPUGSI = 0,   MEM_OFFSET = 1ul << 31, CLIENT_HIP = 0xBFFFF000U, CLIENT_BOOT_UTCB = CLIENT_HIP - 0x1000, CLIENT_PT_SHIFT = Config::CAP_RESERVED_ORDER,   CLIENT_PT_ORDER = CLIENT_PT_SHIFT + Config::MAX_CLIENTS_ORDER, CLIENT_PT_OFFSET = 1U << (CLIENT_PT_ORDER+1) }

Functions
	PARAM_HANDLER (mac_prefix,"mac_prefix:value=0x42000000 - override the MAC prefix.")
	PARAM_HANDLER (mac_host,"mac_host:value - override the host part of the MAC.")
	PARAM_HANDLER (verbose,"verbose - print additional information during runtime")
	PARAM_ALIAS (S0_DEFAULT,"an alias for the default sigma0 parameters"," ioio hostacpi pcicfg mmconfig atare"" hostreboot:0 hostreboot:1 hostreboot:2 hostreboot:3"" service_tracebuffer service_per_cpu_timer service_romfs service_embeddedromfs boot_s0_services script") struct ModuleInfo
	static_assert ((CLIENT_PT_OFFSET &((1U<< (CLIENT_PT_ORDER+1))-1))==0,"Capability space misconfiguration")
	PARAM_HANDLER (boot_s0_services,"Start embedded services running as separate task which are essential to sigma0, e.g. admission service.")
void	do_exit (const char *msg)

Variables
Motherboard *	global_mb
Sigma0 *	sigma0
Semaphore *	consolesem
unsigned	mac_prefix = 0x42000000
unsigned	mac_host
enum { ... }	verbose

Macro Definition Documentation

#define LOG_VERBOSE	(		X,
			...
	)		do { if (verbose & VERBOSE_INFO) Logging::printf(X, __VA_ARGS__); } while (0)

#define PT_FUNC	(		NAME,
			CODE,
			...
	)

Value:

static void NAME##_wrapper(unsigned pid, Sigma0 *tls, Utcb *utcb) __attribute__((regparm(1))) \
    { tls->NAME(pid, utcb); asmlinkage_protect("g"(tls), "g"(utcb)); }  \
                                                                        \
    void __attribute__((always_inline))  NAME(unsigned pid, Utcb *utcb) __VA_ARGS__ \
    { CODE; }

#define PT_FUNC_NORETURN	(		NAME,
			CODE
	)

Value:

static void NAME##_wrapper(unsigned pid, Sigma0 *tls, Utcb *utcb) __attribute__((regparm(1), noreturn)) \
    { tls->NAME(pid, utcb); }                                           \
                                                                        \
    void __attribute__((always_inline, noreturn))  NAME(unsigned pid, Utcb *utcb) \
    { CODE;     }

#define S0_DEFAULT_CMDLINE   "namespace::/s0 name::/s0/timer name::/s0/fs/rom name::/s0/admission name::/s0/fs/embedded quota::guid"

Enumeration Type Documentation

anonymous enum

Enumerator:

VERBOSE_ERRORS
VERBOSE_INFO

anonymous enum

Enumerator:

MAXCPUS
MAXPCIDIRECT
MAXMODULES
CPUGSI
MEM_OFFSET
CLIENT_HIP
CLIENT_BOOT_UTCB
CLIENT_PT_SHIFT
CLIENT_PT_ORDER
CLIENT_PT_OFFSET

Function Documentation

void do_exit

(

const char *

msg

)

PARAM_ALIAS	(	S0_DEFAULT	,
		"an alias for the default sigma0 parameters"	,
		" ioio hostacpi pcicfg mmconfig atare"" hostreboot:0 hostreboot:1 hostreboot:2 hostreboot:3"" service_tracebuffer service_per_cpu_timer service_romfs service_embeddedromfs boot_s0_services script"
	)

PARAM_HANDLER

(

mac_prefix

)

PARAM_HANDLER	(	mac_host	,
		"mac_host:value - override the host part of the MAC."
	)

PARAM_HANDLER	(	verbose	,
		"verbose - print additional information during runtime"
	)

PARAM_HANDLER	(	boot_s0_services	,
		"Start embedded services running as separate task which are essential to	sigma0,
		e.g.admission service."
	)

static_assert	(	(CLIENT_PT_OFFSET &((1U<< (CLIENT_PT_ORDER+1))-1))	= =0,
		"Capability space misconfiguration"
	)

Variable Documentation

Semaphore* consolesem

Motherboard* global_mb

unsigned mac_host

unsigned mac_prefix = 0x42000000

Sigma0* sigma0

enum { ... } verbose