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core: unify log() initialization between kernels

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* initialize the log environment implicitly for core
* removing the redundant lock
* unify between base-hw and all others

Ref #2092
This commit is contained in:
Stefan Kalkowski 2016-12-01 11:58:50 +01:00 committed by Christian Helmuth
parent 48150a706b
commit 786a81c846
12 changed files with 15 additions and 77 deletions
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2
repos/base-fiasco/src/core/platform.cc
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@ -436,8 +436,6 @@ Platform::Platform() :
if (initialized) panic("Platform constructed twice!");
initialized = true;
init_log();
_setup_basics();
_setup_mem_alloc();
_setup_io_port_alloc();

2
repos/base-foc/src/core/platform.cc
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@ -437,8 +437,6 @@ Platform::Platform() :
if (initialized) panic("Platform constructed twice!");
initialized = true;
init_log();
_setup_basics();
_setup_mem_alloc();
_setup_io_port_alloc();

1
repos/base-hw/lib/mk/core-hw.inc
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@ -16,6 +16,7 @@ INC_DIR += $(BASE_DIR)/src/include
SRC_CC += cpu_session_component.cc
SRC_CC += cpu_session_support.cc
SRC_CC += cpu_thread_component.cc
SRC_CC += core_log.cc
SRC_CC += core_region_map.cc
SRC_CC += core_mem_alloc.cc
SRC_CC += core_rpc_cap_alloc.cc

30
repos/base-hw/src/core/default_log.cc → repos/base-hw/src/core/core_log.cc
View File

@ -16,7 +16,6 @@
#include <base/log.h>
/* base-internal includes */
#include <base/internal/globals.h>
#include <base/internal/output.h>
#include <base/internal/unmanaged_singleton.h>
@ -24,16 +23,11 @@
#include <serial.h>
#include <kernel/log.h>
using namespace Genode;
static Log *log_ptr;
Log &Log::log() { return *log_ptr; }
static void out_char(char const c)
{
using Genode::Serial;
enum {
ASCII_LINE_FEED = 10,
ASCII_CARRIAGE_RETURN = 13,
@ -49,24 +43,4 @@ static void out_char(char const c)
void Genode::Core_log::out(char const c) { out_char(c); }
void Genode::init_log()
{
/* ignore subsequent calls */
if (log_ptr) return;
struct Write_fn
{
Core_log log;
void operator () (char const *s) { log.output(s); }
};
typedef Buffered_output<512, Write_fn> Buffered_log_output;
static Buffered_log_output *buffered_log_output =
unmanaged_singleton<Buffered_log_output>(Write_fn());
log_ptr = unmanaged_singleton<Log>(*buffered_log_output);
}
void Kernel::log(char const c) { out_char(c); }

4
repos/base-hw/src/core/include/spec/x86_64/muen/board.h
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@ -14,8 +14,6 @@
#ifndef _CORE__INCLUDE__SPEC__X86_64__MUEN__BOARD_H_
#define _CORE__INCLUDE__SPEC__X86_64__MUEN__BOARD_H_
#include <base/internal/globals.h>
namespace Genode
{
struct Board
@ -32,8 +30,6 @@ namespace Genode
TIMER_VECTOR_KERNEL = 32,
TIMER_VECTOR_USER = 50,
};
void init() { Genode::init_log(); }
};
}

2
repos/base-hw/src/core/kernel/init.cc
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@ -22,7 +22,6 @@
/* base includes */
#include <base/internal/unmanaged_singleton.h>
#include <base/internal/globals.h>
using namespace Kernel;
@ -60,7 +59,6 @@ extern "C" void init_kernel()
Core_thread::singleton();
Genode::init_log();
Genode::log("");
Genode::log("kernel initialized");

5
repos/base-hw/src/core/spec/x86_64/kernel/cpu.cc
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@ -15,9 +15,6 @@
/* Genode includes */
#include <base/log.h>
/* base-internal includes */
#include <base/internal/globals.h> /* init_log() */
/* core includes */
#include <kernel/cpu.h>
#include <kernel/kernel.h>
@ -41,8 +38,6 @@ void Kernel::Cpu::init(Pic &pic, Kernel::Pd &core_pd, Genode::Board&)
fpu().init();
Genode::init_log();
/*
* Please do not remove the log(), because the serial constructor requires
* access to the Bios Data Area, which is available in the initial

1
repos/base-nova/src/core/platform.cc
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@ -304,7 +304,6 @@ Platform::Platform() :
/*
* Now that we can access the I/O ports for comport 0, printf works...
*/
init_log();
/*
* remap main utcb to default utcb address

2
repos/base-okl4/src/core/platform.cc
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@ -183,8 +183,6 @@ Platform::Platform() :
_vm_start = 0x1000;
_vm_size = 0xb0000000 - 0x1000;
init_log();
log(":phys_alloc: ", *_core_mem_alloc.phys_alloc());
log(":virt_alloc: ", *_core_mem_alloc.virt_alloc());
log(":io_mem: ", _io_mem_alloc);

2
repos/base-pistachio/src/core/platform.cc
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@ -610,8 +610,6 @@ Platform::Platform() :
if (initialized) panic("Platform constructed twice!");
initialized = true;
init_log();
_setup_basics();
_setup_preemption();
_setup_mem_alloc();

3
repos/base-sel4/src/core/platform.cc
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@ -74,9 +74,6 @@ bool Mapped_mem_allocator::_unmap_local(addr_t virt_addr, addr_t phys_addr,
void Platform::_init_unused_phys_alloc()
{
/* enable log support early */
init_log();
/* the lower physical ram is kept by the kernel and not usable to us */
_unused_phys_alloc.add_range(0x100000, 0UL - 0x100000);
}

38
repos/base/src/core/default_log.cc
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@ -14,7 +14,6 @@
/* Genode includes */
#include <base/log.h>
#include <base/lock.h>
/* base-internal includes */
#include <base/internal/globals.h>
@ -24,35 +23,22 @@
/* core includes */
#include <core_log.h>
using namespace Genode;
static Log *log_ptr;
Log &Log::log() { return *log_ptr; }
void Genode::init_log()
Genode::Log &Genode::Log::log()
{
/* ignore subsequent calls */
if (log_ptr) return;
struct Write_fn
struct Buffer
{
Lock lock;
Core_log log;
void operator () (char const *s)
struct Write_fn : Core_log
{
Lock::Guard guard(lock);
log.output(s);
}
void operator () (char const *s) { output(s); }
} function;
Buffered_output<512, Write_fn> buffer { function };
Log log { buffer };
};
typedef Buffered_output<512, Write_fn> Buffered_log_output;
static Buffered_log_output *buffered_log_output =
unmanaged_singleton<Buffered_log_output>(Write_fn());
log_ptr = unmanaged_singleton<Log>(*buffered_log_output);
return unmanaged_singleton<Buffer>()->log;
}
void Genode::init_log() { };