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block layer: transition to new API

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Ref #1987
Fix #2058
This commit is contained in:
Stefan Kalkowski 2016-08-12 15:10:50 +02:00 committed by Christian Helmuth
parent acd2a40076
commit 7f8f0f50ea
39 changed files with 473 additions and 530 deletions
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2
repos/dde_linux/src/lib/usb/storage/storage.cc
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@ -223,7 +223,7 @@ void scsi_add_device(struct scsi_device *sdev)
*/ */
if (!announce) { if (!announce) {
PREPARE_WORK(&delayed, ack_packet); PREPARE_WORK(&delayed, ack_packet);
static Block::Root root(_signal->ep(), &Lx::Malloc::mem(), factory); static Block::Root root(_signal->ep(), Lx::Malloc::mem(), factory);
_signal->parent().announce(_signal->ep().rpc_ep().manage(&root)); _signal->parent().announce(_signal->ep().rpc_ep().manage(&root));
announce = true; announce = true;
} }

44
repos/dde_rump/src/server/rump_cgd/main.cc
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@ -22,43 +22,31 @@
struct Main struct Main
{ {
Server::Entrypoint &ep; Genode::Env &env;
Genode::Heap heap { env.ram(), env.rm() };
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
Server::Entrypoint &ep; Genode::Entrypoint &ep;
Genode::Heap &heap;
Factory(Server::Entrypoint &ep) : ep(ep) { } Factory(Genode::Entrypoint &ep, Genode::Heap &heap)
: ep(ep), heap(heap) { }
Block::Driver *create() Block::Driver *create() {
{ return new (&heap) Driver(ep); }
return new (Genode::env()->heap()) Driver(ep);
}
void destroy(Block::Driver *driver) void destroy(Block::Driver *driver) {
{ Genode::destroy(&heap, driver); }
Genode::destroy(Genode::env()->heap(), driver);
}
} factory; } factory { env.ep(), heap };
Block::Root root; Block::Root root { env.ep(), heap, factory };
Main(Server::Entrypoint &ep) Main(Genode::Env &env) : env(env) {
: env.parent().announce(env.ep().manage(root)); }
ep(ep), factory(ep), root(ep, Genode::env()->heap(), factory)
{
Genode::env()->parent()->announce(ep.manage(root));
}
}; };
/********************** Genode::size_t Component::stack_size() { return 4 * 1024 * sizeof(long); }
** Server framework ** void Component::construct(Genode::Env &env) { static Main inst(env); }
**********************/
namespace Server {
char const *name() { return "rump_cgd_ep"; }
size_t stack_size() { return 4 * 1024 * sizeof(long); }
void construct(Entrypoint &ep) { static Main inst(ep); }
}

2
repos/dde_rump/src/server/rump_cgd/target.mk
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@ -1,4 +1,4 @@
TARGET = rump_cgd TARGET = rump_cgd
SRC_CC = cgd.cc main.cc random.cc SRC_CC = cgd.cc main.cc random.cc
LIBS = rump rump_cgd server startup jitterentropy LIBS = rump rump_cgd startup jitterentropy

57
repos/gems/src/server/http_blk/http.cc
View File

@ -12,7 +12,7 @@
*/ */
#include <base/child.h> #include <base/child.h>
#include <base/printf.h> #include <base/log.h>
#include <base/sleep.h> #include <base/sleep.h>
#include <lwip/genode.h> #include <lwip/genode.h>
#include <nic/packet_allocator.h> #include <nic/packet_allocator.h>
@ -27,11 +27,6 @@
using namespace Genode; using namespace Genode;
/*
* Debugging output
*/
static const int verbose = 0;
enum { enum {
/* HTTP status codes */ /* HTTP status codes */
HTTP_SUCC_OK = 200, HTTP_SUCC_OK = 200,
@ -62,7 +57,7 @@ void Http::cmd_head()
int length = snprintf(_http_buf, HTTP_BUF, http_templ, "HEAD", _path, _host); int length = snprintf(_http_buf, HTTP_BUF, http_templ, "HEAD", _path, _host);
if (write(_fd, _http_buf, length) != length) { if (write(_fd, _http_buf, length) != length) {
PERR("Write error"); error("Write error");
throw Http::Socket_error(); throw Http::Socket_error();
} }
} }
@ -72,12 +67,12 @@ void Http::connect()
{ {
_fd = socket(AF_INET, SOCK_STREAM, 0); _fd = socket(AF_INET, SOCK_STREAM, 0);
if (_fd < 0) { if (_fd < 0) {
PERR("No socket avaiable"); error("No socket avaiable");
throw Http::Socket_error(); throw Http::Socket_error();
} }
if (::connect(_fd, _info->ai_addr, sizeof(*(_info->ai_addr))) < 0) { if (::connect(_fd, _info->ai_addr, sizeof(*(_info->ai_addr))) < 0) {
PERR("Connect failed"); error("Connect failed");
throw Http::Socket_error(); throw Http::Socket_error();
} }
} }
@ -90,11 +85,11 @@ void Http::resolve_uri()
{ {
struct addrinfo *info; struct addrinfo *info;
if (getaddrinfo(_host, _port, 0, &info)) { if (getaddrinfo(_host, _port, 0, &info)) {
PERR("Error: Host %s not found", _host); error("Error: Host ", (const char*)_host, " not found");
throw Http::Uri_error(); throw Http::Uri_error();
} }
env()->heap()->alloc(sizeof(struct addrinfo), &_info); _heap.alloc(sizeof(struct addrinfo), (void**)&_info);
Genode::memcpy(_info, info, sizeof(struct addrinfo)); Genode::memcpy(_info, info, sizeof(struct addrinfo));
} }
@ -114,7 +109,7 @@ Genode::size_t Http::read_header()
header = false; header = false;
if (++i >= HTTP_BUF) { if (++i >= HTTP_BUF) {
PERR("Buffer overflow"); error("Buffer overflow");
throw Http::Socket_error(); throw Http::Socket_error();
} }
} }
@ -155,10 +150,6 @@ void Http::get_capacity()
if (key) { if (key) {
ascii_to(t.start(), _size); ascii_to(t.start(), _size);
if (verbose)
PDBG("File size: %zu bytes", _size);
break; break;
} }
@ -181,21 +172,19 @@ void Http::do_read(void * buf, size_t size)
int part; int part;
if ((part = read(_fd, (void *)((addr_t)buf + buf_fill), if ((part = read(_fd, (void *)((addr_t)buf + buf_fill),
size - buf_fill)) <= 0) { size - buf_fill)) <= 0) {
PERR("Error: Reading data (%d)", errno); error("Error: Reading data (", errno, ")");
throw Http::Socket_error(); throw Http::Socket_error();
} }
buf_fill += part; buf_fill += part;
} }
if (verbose)
PDBG("Read %zu/%zu", buf_fill, size);
} }
Http::Http(char *uri) : _port((char *)"80") Http::Http(Genode::Heap &heap, ::String &uri)
: _heap(heap), _port((char *)"80")
{ {
env()->heap()->alloc(HTTP_BUF, &_http_buf); _heap.alloc(HTTP_BUF, (void**)&_http_buf);
/* parse URI */ /* parse URI */
parse_uri(uri); parse_uri(uri);
@ -213,17 +202,18 @@ Http::Http(char *uri) : _port((char *)"80")
Http::~Http() Http::~Http()
{ {
env()->heap()->free(_host, Genode::strlen(_host) + 1); _heap.free(_host, Genode::strlen(_host) + 1);
env()->heap()->free(_path, Genode::strlen(_path) + 2); _heap.free(_path, Genode::strlen(_path) + 2);
env()->heap()->free(_http_buf, HTTP_BUF); _heap.free(_http_buf, HTTP_BUF);
env()->heap()->free(_info, sizeof(struct addrinfo)); _heap.free(_info, sizeof(struct addrinfo));
} }
void Http::parse_uri(char *uri) void Http::parse_uri(::String & u)
{ {
/* strip possible http prefix */ /* strip possible http prefix */
const char *http = "http://"; const char *http = "http://";
char * uri = const_cast<char*>(u.string());
size_t length = Genode::strlen(uri); size_t length = Genode::strlen(uri);
size_t http_len = Genode::strlen(http); size_t http_len = Genode::strlen(http);
if (!strcmp(http, uri, http_len)) { if (!strcmp(http, uri, http_len)) {
@ -235,10 +225,10 @@ void Http::parse_uri(char *uri)
size_t i; size_t i;
for (i = 0; i < length && uri[i] != '/'; i++) ; for (i = 0; i < length && uri[i] != '/'; i++) ;
env()->heap()->alloc(i + 1, &_host); _heap.alloc(i + 1, (void**)&_host);
Genode::strncpy(_host, uri, i + 1); Genode::strncpy(_host, uri, i + 1);
env()->heap()->alloc(length - i + 1, &_path); _heap.alloc(length - i + 1, (void**)&_path);
Genode::strncpy(_path, uri + i, length - i + 1); Genode::strncpy(_path, uri + i, length - i + 1);
/* look for port */ /* look for port */
@ -248,18 +238,11 @@ void Http::parse_uri(char *uri)
_port = &_host[i + 1]; _port = &_host[i + 1];
_host[i] = '\0'; _host[i] = '\0';
} }
if (verbose)
PDBG("Port: %s", _port);
} }
void Http::cmd_get(size_t file_offset, size_t size, addr_t buffer) void Http::cmd_get(size_t file_offset, size_t size, addr_t buffer)
{ {
if (verbose)
PDBG("Read: offs %zu size: %zu I/O buffer: %lx", file_offset, size, buffer);
while (true) { while (true) {
const char *http_templ = "GET %s HTTP/1.1\r\n" const char *http_templ = "GET %s HTTP/1.1\r\n"
@ -287,7 +270,7 @@ void Http::cmd_get(size_t file_offset, size_t size, addr_t buffer)
} }
if (_http_ret != HTTP_SUCC_PARTIAL) { if (_http_ret != HTTP_SUCC_PARTIAL) {
PERR("Error: Server returned %u", _http_ret); error("Error: Server returned ", _http_ret);
throw Http::Server_error(); throw Http::Server_error();
} }

6
repos/gems/src/server/http_blk/http.h
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@ -18,6 +18,7 @@
struct addrinfo; struct addrinfo;
using String = Genode::String<64>;
class Http class Http
{ {
typedef Genode::size_t size_t; typedef Genode::size_t size_t;
@ -26,6 +27,7 @@ class Http
private: private:
Genode::Heap &_heap;
size_t _size; /* number of bytes in file */ size_t _size; /* number of bytes in file */
char *_host; /* host name */ char *_host; /* host name */
char *_port; /* host port */ char *_port; /* host port */
@ -54,7 +56,7 @@ class Http
/* /*
* Set URI of remote file * Set URI of remote file
*/ */
void parse_uri(char *uri); void parse_uri(::String &uri);
/* /*
* Resolve host * Resolve host
@ -81,7 +83,7 @@ class Http
/* /*
* Constructor (default host port is 80 * Constructor (default host port is 80
*/ */
Http(char *uri); Http(Genode::Heap &heap, ::String &uri);
/* /*
* Destructor * Destructor

50
repos/gems/src/server/http_blk/main.cc
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@ -13,9 +13,9 @@
*/ */
/* Genode includes */ /* Genode includes */
#include <cap_session/connection.h> #include <base/attached_rom_dataspace.h>
#include <base/log.h>
#include <block/component.h> #include <block/component.h>
#include <os/config.h>
/* local includes */ /* local includes */
#include "http.h" #include "http.h"
@ -31,8 +31,8 @@ class Driver : public Block::Driver
public: public:
Driver(size_t block_size, char *uri) Driver(Heap &heap, size_t block_size, ::String &uri)
: _block_size(block_size), _http(uri) {} : _block_size(block_size), _http(heap, uri) {}
/******************************* /*******************************
@ -65,48 +65,46 @@ class Factory : public Block::Driver_factory
{ {
private: private:
char _uri[64]; Env &_env;
Heap &_heap;
Attached_rom_dataspace _config { _env, "config" };
::String _uri;
size_t _blk_sz; size_t _blk_sz;
public: public:
Factory() : _blk_sz(512) Factory(Env &env, Heap &heap)
: _env(env), _heap(heap), _blk_sz(512)
{ {
try { try {
config()->xml_node().attribute("uri").value(_uri, sizeof(_uri)); _config.xml().attribute("uri").value(&_uri);
config()->xml_node().attribute("block_size").value(&_blk_sz); _config.xml().attribute("block_size").value(&_blk_sz);
} }
catch (...) { } catch (...) { }
PINF("Using file=%s as device with block size %zx.", _uri, _blk_sz); log("Using file=", _uri, " as device with block size ",
Hex(_blk_sz, Hex::OMIT_PREFIX), ".");
} }
Block::Driver *create() { Block::Driver *create() {
return new (env()->heap()) Driver(_blk_sz, _uri); } return new (&_heap) Driver(_heap, _blk_sz, _uri); }
void destroy(Block::Driver *driver) { void destroy(Block::Driver *driver) {
Genode::destroy(env()->heap(), driver); } Genode::destroy(&_heap, driver); }
}; };
struct Main struct Main
{ {
Server::Entrypoint &ep; Env &env;
struct Factory factory; Heap heap { env.ram(), env.rm() };
Block::Root root; Factory factory { env, heap };
Block::Root root { env.ep(), heap, factory };
Main(Server::Entrypoint &ep) Main(Env &env) : env(env) {
: ep(ep), root(ep, Genode::env()->heap(), factory) { env.parent().announce(env.ep().manage(root)); }
Genode::env()->parent()->announce(ep.manage(root)); }
}; };
/************ Genode::size_t Component::stack_size() { return 2*1024*sizeof(long); }
** Server ** void Component::construct(Genode::Env &env) { static Main m(env); }
************/
namespace Server {
char const *name() { return "http_blk_ep"; }
size_t stack_size() { return 2*1024*sizeof(long); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

2
repos/gems/src/server/http_blk/target.mk
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@ -1,4 +1,4 @@
TARGET = http_blk TARGET = http_blk
SRC_CC = main.cc http.cc SRC_CC = main.cc http.cc
LIBS = libc libc_lwip_nic_dhcp server LIBS = libc libc_lwip_nic_dhcp

45
repos/os/include/block/component.h
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@ -6,7 +6,7 @@
*/ */
/* /*
* Copyright (C) 2011-2013 Genode Labs GmbH * Copyright (C) 2011-2016 Genode Labs GmbH
* *
* This file is part of the Genode OS framework, which is distributed * This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2. * under the terms of the GNU General Public License version 2.
@ -15,9 +15,9 @@
#ifndef _INCLUDE__BLOCK__COMPONENT_H_ #ifndef _INCLUDE__BLOCK__COMPONENT_H_
#define _INCLUDE__BLOCK__COMPONENT_H_ #define _INCLUDE__BLOCK__COMPONENT_H_
#include <base/log.h>
#include <base/component.h>
#include <root/component.h> #include <root/component.h>
#include <os/signal_rpc_dispatcher.h>
#include <os/server.h>
#include <block/driver.h> #include <block/driver.h>
namespace Block { namespace Block {
@ -68,8 +68,8 @@ class Block::Session_component : public Block::Session_component_base,
private: private:
addr_t _rq_phys; addr_t _rq_phys;
Signal_rpc_member<Session_component> _sink_ack; Signal_handler<Session_component> _sink_ack;
Signal_rpc_member<Session_component> _sink_submit; Signal_handler<Session_component> _sink_submit;
bool _req_queue_full; bool _req_queue_full;
bool _ack_queue_full; bool _ack_queue_full;
Packet_descriptor _p_to_handle; Packet_descriptor _p_to_handle;
@ -81,7 +81,7 @@ class Block::Session_component : public Block::Session_component_base,
inline void _ack_packet(Packet_descriptor &packet) inline void _ack_packet(Packet_descriptor &packet)
{ {
if (!tx_sink()->ready_to_ack()) if (!tx_sink()->ready_to_ack())
PERR("Not ready to ack!"); error("Not ready to ack!");
tx_sink()->acknowledge_packet(packet); tx_sink()->acknowledge_packet(packet);
_p_in_fly--; _p_in_fly--;
@ -148,9 +148,9 @@ class Block::Session_component : public Block::Session_component_base,
} }
/** /**
* Triggered when a packet was placed into the empty submit queue * Called whenever a signal from the packet-stream interface triggered
*/ */
void _packet_avail(unsigned) void _signal()
{ {
/* /*
* as long as more packets are available, and we're able to ack * as long as more packets are available, and we're able to ack
@ -164,28 +164,23 @@ class Block::Session_component : public Block::Session_component_base,
_handle_packet(tx_sink()->get_packet()); _handle_packet(tx_sink()->get_packet());
} }
/**
* Triggered when an ack got removed from the full ack queue
*/
void _ready_to_ack(unsigned) { _packet_avail(0); }
public: public:
/** /**
* Constructor * Constructor
* *
* \param rq_ds shared dataspace for packet stream
* \param driver block driver backend
* \param driver_factory factory to create and destroy driver objects * \param driver_factory factory to create and destroy driver objects
* \param ep entrypoint handling this session component * \param ep entrypoint handling this session component
* \param buf_size size of packet-stream payload buffer
*/ */
Session_component(Driver_factory &driver_factory, Session_component(Driver_factory &driver_factory,
Server::Entrypoint &ep, size_t buf_size) Genode::Entrypoint &ep,
size_t buf_size)
: Session_component_base(driver_factory, buf_size), : Session_component_base(driver_factory, buf_size),
Driver_session(_rq_ds, ep.rpc_ep()), Driver_session(_rq_ds, ep.rpc_ep()),
_rq_phys(Dataspace_client(_rq_ds).phys_addr()), _rq_phys(Dataspace_client(_rq_ds).phys_addr()),
_sink_ack(ep, *this, &Session_component::_ready_to_ack), _sink_ack(ep, *this, &Session_component::_signal),
_sink_submit(ep, *this, &Session_component::_packet_avail), _sink_submit(ep, *this, &Session_component::_signal),
_req_queue_full(false), _req_queue_full(false),
_p_in_fly(0) _p_in_fly(0)
{ {
@ -223,7 +218,7 @@ class Block::Session_component : public Block::Session_component_base,
} }
/* resume packet processing */ /* resume packet processing */
_packet_avail(0); _signal();
} }
@ -252,7 +247,7 @@ class Block::Root : public Genode::Root_component<Block::Session_component,
private: private:
Driver_factory &_driver_factory; Driver_factory &_driver_factory;
Server::Entrypoint &_ep; Genode::Entrypoint &_ep;
protected: protected:
@ -279,8 +274,8 @@ class Block::Root : public Genode::Root_component<Block::Session_component,
* to handle a possible overflow of the sum of both sizes. * to handle a possible overflow of the sum of both sizes.
*/ */
if (tx_buf_size > ram_quota - session_size) { if (tx_buf_size > ram_quota - session_size) {
PERR("insufficient 'ram_quota', got %zd, need %zd", error("insufficient 'ram_quota', got ", ram_quota, ", need ",
ram_quota, tx_buf_size + session_size); tx_buf_size + session_size);
throw Root::Quota_exceeded(); throw Root::Quota_exceeded();
} }
@ -296,11 +291,11 @@ class Block::Root : public Genode::Root_component<Block::Session_component,
* \param ep entrypoint handling this root component * \param ep entrypoint handling this root component
* \param md_alloc allocator to allocate session components * \param md_alloc allocator to allocate session components
* \param driver_factory factory to create and destroy driver backend * \param driver_factory factory to create and destroy driver backend
* \param receiver signal receiver managing signals of the client
*/ */
Root(Server::Entrypoint &ep, Allocator *md_alloc, Root(Genode::Entrypoint &ep,
Allocator &md_alloc,
Driver_factory &driver_factory) Driver_factory &driver_factory)
: Root_component(&ep.rpc_ep(), md_alloc), : Root_component(ep, md_alloc),
_driver_factory(driver_factory), _ep(ep) { } _driver_factory(driver_factory), _ep(ep) { }
}; };

12
repos/os/include/usb/packet_handler.h
View File

@ -26,15 +26,15 @@ class Usb::Packet_handler
Usb::Connection &_connection; Usb::Connection &_connection;
Genode::Entrypoint &_ep; Genode::Entrypoint &_ep;
Signal_rpc_member<Packet_handler> _rpc_ack_avail = Signal_handler<Packet_handler> _rpc_ack_avail =
{_ep, *this, &Packet_handler::_packet_handler }; {_ep, *this, &Packet_handler::_packet_handler };
Signal_rpc_member<Packet_handler> _rpc_ready_submit = Signal_handler<Packet_handler> _rpc_ready_submit =
{ _ep, *this, &Packet_handler::_ready_handler }; { _ep, *this, &Packet_handler::_ready_handler };
bool _ready_submit = true; bool _ready_submit = true;
void _packet_handler(unsigned) void _packet_handler()
{ {
if (!_ready_submit) if (!_ready_submit)
return; return;
@ -49,7 +49,7 @@ class Usb::Packet_handler
} }
} }
void _ready_handler(unsigned) void _ready_handler()
{ {
_ready_submit = true; _ready_submit = true;
}; };
@ -76,7 +76,7 @@ class Usb::Packet_handler
void wait_for_packet() void wait_for_packet()
{ {
packet_avail() ? _packet_handler(0) : _ep.wait_and_dispatch_one_signal(); packet_avail() ? _packet_handler() : _ep.wait_and_dispatch_one_signal();
} }
Packet_descriptor alloc(size_t size) Packet_descriptor alloc(size_t size)
@ -117,7 +117,7 @@ class Usb::Packet_handler
* retrieve packets. * retrieve packets.
*/ */
if (packet_avail()) if (packet_avail())
_packet_handler(0); _packet_handler();
} }
void *content(Packet_descriptor &p) void *content(Packet_descriptor &p)

4
repos/os/run/blk.run
View File

@ -7,7 +7,7 @@
# #
# Build # Build
# #
build { core init drivers/timer test/blk lib/trace/policy/rpc_name } build { core init drivers/timer test/blk }
create_boot_directory create_boot_directory
# #
@ -46,7 +46,7 @@ install_config {
# #
# Boot modules # Boot modules
# #
build_boot_image { core init timer test-blk-srv test-blk-cli rpc_name } build_boot_image { core init timer test-blk-srv test-blk-cli }
append qemu_args " -nographic -m 64 " append qemu_args " -nographic -m 64 "
run_genode_until "Tests finished successfully.*\n" 100 run_genode_until "Tests finished successfully.*\n" 100

25
repos/os/src/drivers/ahci/ahci.cc
View File

@ -49,8 +49,7 @@ struct Ahci
Port_driver *ports[MAX_PORTS]; Port_driver *ports[MAX_PORTS];
bool port_claimed[MAX_PORTS]; bool port_claimed[MAX_PORTS];
Signal_rpc_member<Ahci> irq; Signal_handler<Ahci> irq;
Signal_rpc_member<Ahci> device_ready;
unsigned ready_count = 0; unsigned ready_count = 0;
bool enable_atapi; bool enable_atapi;
@ -59,7 +58,6 @@ struct Ahci
: :
env(env), alloc(alloc), env(env), alloc(alloc),
root(root), irq(root.entrypoint(), *this, &Ahci::handle_irq), root(root), irq(root.entrypoint(), *this, &Ahci::handle_irq),
device_ready(root.entrypoint(), *this, &Ahci::ready),
enable_atapi(support_atapi) enable_atapi(support_atapi)
{ {
info(); info();
@ -87,7 +85,7 @@ struct Ahci
/** /**
* Forward IRQs to ports * Forward IRQs to ports
*/ */
void handle_irq(unsigned) void handle_irq()
{ {
unsigned port_list = hba.read<Hba::Is>(); unsigned port_list = hba.read<Hba::Is>();
while (port_list) { while (port_list) {
@ -104,17 +102,6 @@ struct Ahci
platform_hba.ack_irq(); platform_hba.ack_irq();
} }
void ready(unsigned cnt)
{
ready_count -= cnt;
if (ready_count)
return;
/* announce service */
root.announce();
}
void info() void info()
{ {
PINF("\tversion: %x.%04x", hba.read<Hba::Version::Major>(), PINF("\tversion: %x.%04x", hba.read<Hba::Version::Major>(),
@ -158,14 +145,14 @@ struct Ahci
switch (sig) { switch (sig) {
case ATA_SIG: case ATA_SIG:
ports[i] = new (&alloc) Ata_driver(alloc, port, device_ready); ports[i] = new (&alloc) Ata_driver(alloc, port, root,
ready_count++; ready_count);
break; break;
case ATAPI_SIG: case ATAPI_SIG:
case ATAPI_SIG_QEMU: case ATAPI_SIG_QEMU:
ports[i] = new (&alloc) Atapi_driver(port, device_ready); ports[i] = new (&alloc) Atapi_driver(port, root,
ready_count++; ready_count);
break; break;
default: default:

19
repos/os/src/drivers/ahci/ahci.h
View File

@ -29,7 +29,7 @@ namespace Platform {
struct Ahci_root struct Ahci_root
{ {
virtual Server::Entrypoint &entrypoint() = 0; virtual Genode::Entrypoint &entrypoint() = 0;
virtual void announce() = 0; virtual void announce() = 0;
}; };
@ -792,15 +792,22 @@ struct Port : Genode::Mmio
struct Port_driver : Port, Block::Driver struct Port_driver : Port, Block::Driver
{ {
Genode::Signal_context_capability state_change_cap; Ahci_root &root;
unsigned &sem;
Port_driver(Port &port, Genode::Signal_context_capability state_change_cap) Port_driver(Port &port, Ahci_root &root, unsigned &sem)
: Port(port), state_change_cap(state_change_cap) : Port(port), root(root), sem(sem) {
{ } sem++; }
virtual void handle_irq() = 0; virtual void handle_irq() = 0;
void state_change() { Genode::Signal_transmitter(state_change_cap).submit(); } void state_change()
{
if (--sem) return;
/* announce service */
root.announce();
}
void sanity_check(Block::sector_t block_number, Genode::size_t count) void sanity_check(Block::sector_t block_number, Genode::size_t count)
{ {

4
repos/os/src/drivers/ahci/ata_driver.h
View File

@ -188,8 +188,8 @@ struct Ata_driver : Port_driver
Block::Packet_descriptor pending[32]; Block::Packet_descriptor pending[32];
Ata_driver(Genode::Allocator &alloc, Ata_driver(Genode::Allocator &alloc,
Port &port, Signal_context_capability state_change) Port &port, Ahci_root &root, unsigned &sem)
: Port_driver(port, state_change), alloc(alloc) : Port_driver(port, root, sem), alloc(alloc)
{ {
Port::init(); Port::init();
identify_device(); identify_device();

4
repos/os/src/drivers/ahci/atapi_driver.h
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@ -24,8 +24,8 @@ struct Atapi_driver : Port_driver
unsigned sense_tries = 0; unsigned sense_tries = 0;
Block::Packet_descriptor pending; Block::Packet_descriptor pending;
Atapi_driver(Port &port, Signal_context_capability state_change) Atapi_driver(Port &port, Ahci_root &root, unsigned &sem)
: Port_driver(port, state_change) : Port_driver(port, root, sem)
{ {
Port::init(); Port::init();
Port::write<Cmd::Atapi>(1); Port::write<Cmd::Atapi>(1);

3
repos/os/src/drivers/ahci/main.cc
View File

@ -53,7 +53,8 @@ class Session_component : public Block::Session_component
public: public:
Session_component(Block::Driver_factory &driver_factory, Session_component(Block::Driver_factory &driver_factory,
Server::Entrypoint &ep, Genode::size_t buf_size) Genode::Entrypoint &ep,
Genode::size_t buf_size)
: Block::Session_component(driver_factory, ep, buf_size) { } : Block::Session_component(driver_factory, ep, buf_size) { }
Block::Driver_factory &factory() { return _driver_factory; } Block::Driver_factory &factory() { return _driver_factory; }

42
repos/os/src/drivers/sd_card/spec/exynos5/main.cc
View File

@ -12,9 +12,9 @@
*/ */
/* Genode includes */ /* Genode includes */
#include <base/printf.h> #include <base/component.h>
#include <base/log.h>
#include <regulator_session/connection.h> #include <regulator_session/connection.h>
#include <os/server.h>
/* local includes */ /* local includes */
#include <driver.h> #include <driver.h>
@ -22,43 +22,37 @@
struct Main struct Main
{ {
Server::Entrypoint &ep; Genode::Env &env;
Genode::Heap heap { env.ram(), env.rm() };
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
Server::Entrypoint &ep; Genode::Entrypoint &ep;
Genode::Heap &heap;
Factory(Server::Entrypoint &ep) : ep(ep) { } Factory(Genode::Entrypoint &ep, Genode::Heap &heap)
: ep(ep), heap(heap) { }
Block::Driver *create() { Block::Driver *create() {
return new (Genode::env()->heap()) Block::Exynos5_driver(ep, true); } return new (&heap) Block::Exynos5_driver(ep, true); }
void destroy(Block::Driver *driver) { void destroy(Block::Driver *driver) {
Genode::destroy(Genode::env()->heap(), Genode::destroy(&heap,
static_cast<Block::Exynos5_driver *>(driver)); } static_cast<Block::Exynos5_driver *>(driver)); }
} factory; } factory { env.ep(), heap };
Regulator::Connection regulator; Regulator::Connection regulator { env, Regulator::CLK_MMC0 };
Block::Root root; Block::Root root { env.ep(), heap, factory };
Main(Server::Entrypoint &ep) Main(Genode::Env &env) : env(env)
: ep(ep), factory(ep), regulator(Regulator::CLK_MMC0),
root(ep, Genode::env()->heap(), factory)
{ {
Genode::printf("--- Arndale eMMC card driver ---\n"); Genode::log("--- Arndale eMMC card driver ---");
Genode::env()->parent()->announce(ep.manage(root)); env.parent().announce(env.ep().manage(root));
regulator.state(true); regulator.state(true);
} }
}; };
/************ Genode::size_t Component::stack_size() { return 2*1024*sizeof(long); }
** Server ** void Component::construct(Genode::Env &env) { static Main m(env); }
************/
namespace Server {
char const *name() { return "sd_card_ep"; }
size_t stack_size() { return 2*1024*sizeof(long); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

2
repos/os/src/drivers/sd_card/spec/exynos5/target.mk
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@ -1,5 +1,5 @@
TARGET = sd_card_drv TARGET = sd_card_drv
REQUIRES = exynos5 REQUIRES = exynos5
SRC_CC = main.cc SRC_CC = main.cc
LIBS = base server LIBS = base
INC_DIR += $(PRG_DIR) $(REP_DIR)/src/drivers/sd_card INC_DIR += $(PRG_DIR) $(REP_DIR)/src/drivers/sd_card

41
repos/os/src/drivers/sd_card/spec/imx53/main.cc
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@ -12,8 +12,8 @@
*/ */
/* Genode includes */ /* Genode includes */
#include <base/printf.h> #include <base/component.h>
#include <os/server.h> #include <base/log.h>
/* local includes */ /* local includes */
#include <driver.h> #include <driver.h>
@ -21,40 +21,35 @@
struct Main struct Main
{ {
Server::Entrypoint &ep; Genode::Env &env;
Genode::Heap heap { env.ram(), env.rm() };
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
Server::Entrypoint &ep; Genode::Entrypoint &ep;
Genode::Heap &heap;
Factory(Server::Entrypoint &ep) : ep(ep) { } Factory(Genode::Entrypoint &ep, Genode::Heap &heap)
: ep(ep), heap(heap) { }
Block::Driver *create() { Block::Driver *create() {
return new (Genode::env()->heap()) Block::Imx53_driver(true); } return new (&heap) Block::Imx53_driver(true); }
void destroy(Block::Driver *driver) { void destroy(Block::Driver *driver) {
Genode::destroy(Genode::env()->heap(), Genode::destroy(&heap,
static_cast<Block::Imx53_driver *>(driver)); } static_cast<Block::Imx53_driver*>(driver)); }
} factory; } factory { env.ep(), heap };
Block::Root root; Block::Root root { env.ep(), heap, factory };
Main(Server::Entrypoint &ep) Main(Genode::Env &env) : env(env)
: ep(ep), factory(ep), root(ep, Genode::env()->heap(), factory)
{ {
Genode::printf("--- Imx53 SD card driver ---\n"); Genode::log("--- Imx53 SD card driver ---");
Genode::env()->parent()->announce(ep.manage(root)); env.parent().announce(env.ep().manage(root));
} }
}; };
/************ Genode::size_t Component::stack_size() { return 2*1024*sizeof(long); }
** Server ** void Component::construct(Genode::Env &env) { static Main m(env); }
************/
namespace Server {
char const *name() { return "sd_card_ep"; }
size_t stack_size() { return 2*1024*sizeof(long); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

1
repos/os/src/drivers/sd_card/spec/imx53/target.mk
View File

@ -4,6 +4,5 @@ SRC_CC += main.cc
SRC_CC += adma2.cc SRC_CC += adma2.cc
SRC_CC += esdhcv2.cc SRC_CC += esdhcv2.cc
LIBS += base LIBS += base
LIBS += server
INC_DIR += $(PRG_DIR) INC_DIR += $(PRG_DIR)
INC_DIR += $(PRG_DIR)/../../ INC_DIR += $(PRG_DIR)/../../

41
repos/os/src/drivers/sd_card/spec/omap4/main.cc
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@ -12,8 +12,8 @@
*/ */
/* Genode includes */ /* Genode includes */
#include <base/printf.h> #include <base/component.h>
#include <os/server.h> #include <base/log.h>
/* local includes */ /* local includes */
#include <driver.h> #include <driver.h>
@ -21,40 +21,35 @@
struct Main struct Main
{ {
Server::Entrypoint &ep; Genode::Env &env;
Genode::Heap heap { env.ram(), env.rm() };
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
Server::Entrypoint &ep; Genode::Entrypoint &ep;
Genode::Heap &heap;
Factory(Server::Entrypoint &ep) : ep(ep) { } Factory(Genode::Entrypoint &ep, Genode::Heap &heap)
: ep(ep), heap(heap) { }
Block::Driver *create() { Block::Driver *create() {
return new (Genode::env()->heap()) Block::Omap4_driver(true); } return new (&heap) Block::Omap4_driver(true); }
void destroy(Block::Driver *driver) { void destroy(Block::Driver *driver) {
Genode::destroy(Genode::env()->heap(), Genode::destroy(&heap,
static_cast<Block::Omap4_driver *>(driver)); } static_cast<Block::Omap4_driver*>(driver)); }
} factory; } factory { env.ep(), heap };
Block::Root root; Block::Root root { env.ep(), heap, factory };
Main(Server::Entrypoint &ep) Main(Genode::Env &env) : env(env)
: ep(ep), factory(ep), root(ep, Genode::env()->heap(), factory)
{ {
Genode::printf("--- OMAP4 SD card driver ---\n"); Genode::log("--- OMAP4 SD card driver ---");
Genode::env()->parent()->announce(ep.manage(root)); env.parent().announce(env.ep().manage(root));
} }
}; };
/************ Genode::size_t Component::stack_size() { return 2*1024*sizeof(long); }
** Server ** void Component::construct(Genode::Env &env) { static Main m(env); }
************/
namespace Server {
char const *name() { return "sd_card_ep"; }
size_t stack_size() { return 2*1024*sizeof(long); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

2
repos/os/src/drivers/sd_card/spec/omap4/target.mk
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@ -1,5 +1,5 @@
TARGET = sd_card_drv TARGET = sd_card_drv
REQUIRES = omap4 REQUIRES = omap4
SRC_CC = main.cc SRC_CC = main.cc
LIBS = base server LIBS = base
INC_DIR += $(PRG_DIR) $(REP_DIR)/src/drivers/sd_card INC_DIR += $(PRG_DIR) $(REP_DIR)/src/drivers/sd_card

39
repos/os/src/drivers/sd_card/spec/pl180/main.cc
View File

@ -12,9 +12,9 @@
*/ */
/* Genode includes */ /* Genode includes */
#include <base/printf.h> #include <base/component.h>
#include <base/log.h>
#include <block/component.h> #include <block/component.h>
#include <os/server.h>
/* local includes */ /* local includes */
#include <pl180_defs.h> #include <pl180_defs.h>
@ -24,12 +24,18 @@
struct Main struct Main
{ {
Server::Entrypoint &ep; Genode::Env &env;
Genode::Heap heap { env.ram(), env.rm() };
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
Block::Driver *create() Genode::Entrypoint &ep;
{ Genode::Heap &heap;
Factory(Genode::Entrypoint &ep, Genode::Heap &heap)
: ep(ep), heap(heap) { }
Block::Driver *create() {
Pl180 *pl180 = new (Genode::env()->heap()) Pl180 *pl180 = new (Genode::env()->heap())
Pl180(PL180_PHYS, PL180_SIZE); Pl180(PL180_PHYS, PL180_SIZE);
Sd_card *sd_card = new (Genode::env()->heap()) Sd_card *sd_card = new (Genode::env()->heap())
@ -46,26 +52,17 @@ struct Main
Genode::destroy(Genode::env()->heap(), sd_card); Genode::destroy(Genode::env()->heap(), sd_card);
Genode::destroy(Genode::env()->heap(), pl180); Genode::destroy(Genode::env()->heap(), pl180);
} }
} factory; } factory { env.ep(), heap };
Block::Root root; Block::Root root { env.ep(), heap, factory };
Main(Server::Entrypoint &ep) Main(Genode::Env &env) : env(env)
: ep(ep), root(ep, Genode::env()->heap(), factory)
{ {
Genode::printf("--- PL180 MMC/SD card driver started ---\n"); Genode::log("--- PL180 MMC/SD card driver started ---");
Genode::env()->parent()->announce(ep.manage(root)); env.parent().announce(env.ep().manage(root));
} }
}; };
Genode::size_t Component::stack_size() { return 2*1024*sizeof(long); }
/************ void Component::construct(Genode::Env &env) { static Main m(env); }
** Server **
************/
namespace Server {
char const *name() { return "sd_card_ep"; }
size_t stack_size() { return 2*1024*sizeof(long); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

2
repos/os/src/drivers/sd_card/spec/pl180/target.mk
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@ -1,6 +1,6 @@
TARGET = sd_card_drv TARGET = sd_card_drv
REQUIRES = pl180 REQUIRES = pl180
SRC_CC = main.cc SRC_CC = main.cc
LIBS = base server LIBS = base
INC_DIR += $(PRG_DIR) INC_DIR += $(PRG_DIR)

45
repos/os/src/drivers/sd_card/spec/rpi/main.cc
View File

@ -12,8 +12,8 @@
*/ */
/* Genode includes */ /* Genode includes */
#include <base/printf.h> #include <base/component.h>
#include <os/server.h> #include <base/log.h>
#include <platform_session/connection.h> #include <platform_session/connection.h>
/* local includes */ /* local includes */
@ -22,42 +22,39 @@
struct Main struct Main
{ {
Server::Entrypoint &ep; Genode::Env &env;
Genode::Heap heap { env.ram(), env.rm() };
Platform::Connection platform; Platform::Connection platform { env };
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
Genode::Entrypoint &ep;
Genode::Heap &heap;
Factory(Genode::Entrypoint &ep, Genode::Heap &heap)
: ep(ep), heap(heap) { }
Block::Driver *create() { Block::Driver *create() {
return new (Genode::env()->heap()) Block::Sdhci_driver(false); } return new (&heap) Block::Sdhci_driver(false); }
void destroy(Block::Driver *driver) { void destroy(Block::Driver *driver) {
Genode::destroy(Genode::env()->heap(), Genode::destroy(&heap,
static_cast<Block::Sdhci_driver *>(driver)); } static_cast<Block::Sdhci_driver*>(driver)); }
} factory; } factory { env.ep(), heap };
Block::Root root; Block::Root root { env.ep(), heap, factory };
Main(Server::Entrypoint &ep) Main(Genode::Env &env) : env(env)
: ep(ep), root(ep, Genode::env()->heap(), factory)
{ {
Genode::printf("--- SD card driver ---\n"); Genode::log("--- SD card driver ---");
while (platform.power_state(Platform::Session::POWER_SDHCI) == 0) while (platform.power_state(Platform::Session::POWER_SDHCI) == 0)
platform.power_state(Platform::Session::POWER_SDHCI, true); platform.power_state(Platform::Session::POWER_SDHCI, true);
Genode::env()->parent()->announce(ep.manage(root)); env.parent().announce(env.ep().manage(root));
} }
}; };
/************ Genode::size_t Component::stack_size() { return 2*1024*sizeof(long); }
** Server ** void Component::construct(Genode::Env &env) { static Main m(env); }
************/
namespace Server {
char const *name() { return "sd_card_ep"; }
size_t stack_size() { return 2*1024*sizeof(long); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

2
repos/os/src/drivers/sd_card/spec/rpi/target.mk
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@ -1,5 +1,5 @@
TARGET = sd_card_drv TARGET = sd_card_drv
REQUIRES = rpi REQUIRES = rpi
SRC_CC = main.cc SRC_CC = main.cc
LIBS = base server LIBS = base
INC_DIR += $(PRG_DIR) $(REP_DIR)/src/drivers/sd_card INC_DIR += $(PRG_DIR) $(REP_DIR)/src/drivers/sd_card

2
repos/os/src/drivers/usb_block/main.cc
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@ -816,7 +816,7 @@ struct Usb::Main
}; };
Factory factory { env, heap, announce_dispatcher }; Factory factory { env, heap, announce_dispatcher };
Block::Root root { env.ep(), &heap, factory }; Block::Root root { env.ep(), heap, factory };
Main(Env &env) : env(env) { } Main(Env &env) : env(env) { }
}; };

70
repos/os/src/server/blk_cache/driver.h
View File

@ -11,7 +11,7 @@
* under the terms of the GNU General Public License version 2. * under the terms of the GNU General Public License version 2.
*/ */
#include <base/printf.h> #include <base/log.h>
#include <block_session/connection.h> #include <block_session/connection.h>
#include <block/component.h> #include <block/component.h>
#include <os/packet_allocator.h> #include <os/packet_allocator.h>
@ -114,8 +114,7 @@ class Driver : public Block::Driver
private: private:
static Driver *_instance; /* singleton instance */ Genode::Env &_env;
Genode::Tslab<Request, SLAB_SZ> _r_slab; /* slab for requests */ Genode::Tslab<Request, SLAB_SZ> _r_slab; /* slab for requests */
Genode::List<Request> _r_list; /* list of requests */ Genode::List<Request> _r_list; /* list of requests */
Genode::Packet_allocator _alloc; /* packet allocator */ Genode::Packet_allocator _alloc; /* packet allocator */
@ -124,9 +123,9 @@ class Driver : public Block::Driver
Genode::size_t _blk_sz; /* block size */ Genode::size_t _blk_sz; /* block size */
Block::sector_t _blk_cnt; /* block count */ Block::sector_t _blk_cnt; /* block count */
Chunk_level_0 _cache; /* chunk hierarchy */ Chunk_level_0 _cache; /* chunk hierarchy */
Genode::Signal_rpc_member<Driver> _source_ack; Genode::Signal_handler<Driver> _source_ack;
Genode::Signal_rpc_member<Driver> _source_submit; Genode::Signal_handler<Driver> _source_submit;
Genode::Signal_rpc_member<Driver> _yield; Genode::Signal_handler<Driver> _yield;
Driver(Driver const&); /* singleton pattern */ Driver(Driver const&); /* singleton pattern */
Driver& operator=(Driver const&); /* singleton pattern */ Driver& operator=(Driver const&); /* singleton pattern */
@ -166,16 +165,17 @@ class Driver : public Block::Driver
write(r->cli.block_number(), r->cli.block_count(), write(r->cli.block_number(), r->cli.block_count(),
r->buffer, r->cli); r->buffer, r->cli);
} catch(Block::Driver::Request_congestion) { } catch(Block::Driver::Request_congestion) {
PWRN("cli (%lld %zu) srv (%lld %zu)", Genode::warning("cli (", r->cli.block_number(),
r->cli.block_number(), r->cli.block_count(), " ", r->cli.block_count(),
r->srv.block_number(), r->srv.block_count()); ") srv (", r->srv.block_number(),
" ", r->srv.block_count(), ")");
} }
} }
/* /*
* Handle acknowledgements from the backend device * Handle acknowledgements from the backend device
*/ */
void _ack_avail(unsigned) void _ack_avail()
{ {
while (_blk.tx()->ack_avail()) { while (_blk.tx()->ack_avail()) {
Block::Packet_descriptor p = _blk.tx()->get_acked_packet(); Block::Packet_descriptor p = _blk.tx()->get_acked_packet();
@ -204,7 +204,7 @@ class Driver : public Block::Driver
/* /*
* Handle that the backend device is ready to receive again * Handle that the backend device is ready to receive again
*/ */
void _ready_to_submit(unsigned) { } void _ready_to_submit() { }
/* /*
* Setup a request to the backend device * Setup a request to the backend device
@ -232,7 +232,7 @@ class Driver : public Block::Driver
/* it doesn't pay, we've to send a request to the device */ /* it doesn't pay, we've to send a request to the device */
if (!_blk.tx()->ready_to_submit()) { if (!_blk.tx()->ready_to_submit()) {
PWRN("not ready_to_submit"); Genode::warning("not ready_to_submit");
throw Request_congestion(); throw Request_congestion();
} }
@ -279,7 +279,7 @@ class Driver : public Block::Driver
*/ */
off = e.off; off = e.off;
len = _blk_sz * _blk_cnt - off; len = _blk_sz * _blk_cnt - off;
Server::wait_and_dispatch_one_signal(); _env.ep().wait_and_dispatch_one_signal();
} }
} }
} }
@ -312,7 +312,7 @@ class Driver : public Block::Driver
/* /*
* Signal handler for yield requests of the parent * Signal handler for yield requests of the parent
*/ */
void _parent_yield(unsigned) void _parent_yield()
{ {
using namespace Genode; using namespace Genode;
@ -322,33 +322,38 @@ class Driver : public Block::Driver
/* flush the requested amount of RAM from cache */ /* flush the requested amount of RAM from cache */
POLICY::flush(requested_ram_quota); POLICY::flush(requested_ram_quota);
env()->parent()->yield_response(); _env.parent().yield_response();
} }
public:
/* /*
* Constructor * Constructor
* *
* \param ep server entrypoint * \param ep server entrypoint
*/ */
Driver(Server::Entrypoint &ep) Driver(Genode::Env &env, Genode::Heap &heap)
: _r_slab(Genode::env()->heap()), : _env(env),
_alloc(Genode::env()->heap(), CACHE_BLK_SIZE), _r_slab(&heap),
_alloc(&heap, CACHE_BLK_SIZE),
_blk(&_alloc, Block::Session::TX_QUEUE_SIZE*CACHE_BLK_SIZE), _blk(&_alloc, Block::Session::TX_QUEUE_SIZE*CACHE_BLK_SIZE),
_blk_sz(0), _blk_sz(0),
_blk_cnt(0), _blk_cnt(0),
_cache(*Genode::env()->heap(), 0), _cache(heap, 0),
_source_ack(ep, *this, &Driver::_ack_avail), _source_ack(env.ep(), *this, &Driver::_ack_avail),
_source_submit(ep, *this, &Driver::_ready_to_submit), _source_submit(env.ep(), *this, &Driver::_ready_to_submit),
_yield(ep, *this, &Driver::_parent_yield) _yield(env.ep(), *this, &Driver::_parent_yield)
{ {
using namespace Genode;
_blk.info(&_blk_cnt, &_blk_sz, &_ops); _blk.info(&_blk_cnt, &_blk_sz, &_ops);
_blk.tx_channel()->sigh_ack_avail(_source_ack); _blk.tx_channel()->sigh_ack_avail(_source_ack);
_blk.tx_channel()->sigh_ready_to_submit(_source_submit); _blk.tx_channel()->sigh_ready_to_submit(_source_submit);
Genode::env()->parent()->yield_sigh(_yield); env.parent().yield_sigh(_yield);
if (CACHE_BLK_SIZE % _blk_sz) { if (CACHE_BLK_SIZE % _blk_sz) {
PERR("only devices that block size is divider of %x supported", error("only devices that block size is divider of ",
CACHE_BLK_SIZE); Hex(CACHE_BLK_SIZE, Hex::OMIT_PREFIX) ," supported");
throw Io_error(); throw Io_error();
} }
@ -356,8 +361,6 @@ class Driver : public Block::Driver
_cache.truncate(_blk_sz*_blk_cnt); _cache.truncate(_blk_sz*_blk_cnt);
} }
public:
~Driver() ~Driver()
{ {
/* when session gets closed, synchronize and flush the cache */ /* when session gets closed, synchronize and flush the cache */
@ -365,19 +368,6 @@ class Driver : public Block::Driver
POLICY::flush(); POLICY::flush();
} }
static Driver* instance(Server::Entrypoint &ep) {
_instance = new (Genode::env()->heap()) Driver(ep);
return _instance;
}
static Driver* instance() { return _instance; }
static void destroy()
{
Genode::destroy(Genode::env()->heap(), _instance);
_instance = 0;
}
Block::Session_client* blk() { return &_blk; } Block::Session_client* blk() { return &_blk; }
Genode::size_t blk_sz() { return _blk_sz; } Genode::size_t blk_sz() { return _blk_sz; }

78
repos/os/src/server/blk_cache/main.cc
View File

@ -5,19 +5,19 @@
*/ */
/* /*
* Copyright (C) 2013 Genode Labs GmbH * Copyright (C) 2013-2016 Genode Labs GmbH
* *
* This file is part of the Genode OS framework, which is distributed * This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2. * under the terms of the GNU General Public License version 2.
*/ */
#include <os/server.h> #include <base/component.h>
#include "lru.h" #include "lru.h"
#include "driver.h" #include "driver.h"
using Policy = Lru_policy;
template <typename POLICY> Driver<POLICY>* Driver<POLICY>::_instance = 0; static Driver<Policy> * driver = nullptr;
/** /**
@ -29,15 +29,16 @@ void Driver<POLICY>::Policy::sync(const typename POLICY::Element *e, char *dst)
Cache::offset_t off = Cache::offset_t off =
static_cast<const Driver<POLICY>::Chunk_level_4*>(e)->base_offset(); static_cast<const Driver<POLICY>::Chunk_level_4*>(e)->base_offset();
if (!Driver::instance()->blk()->tx()->ready_to_submit()) if (!driver) throw Write_failed(off);
if (!driver->blk()->tx()->ready_to_submit())
throw Write_failed(off); throw Write_failed(off);
try { try {
Block::Packet_descriptor Block::Packet_descriptor
p(Driver::instance()->blk()->dma_alloc_packet(Driver::CACHE_BLK_SIZE), p(driver->blk()->dma_alloc_packet(Driver::CACHE_BLK_SIZE),
Block::Packet_descriptor::WRITE, Block::Packet_descriptor::WRITE, off / driver->blk_sz(),
off / Driver::instance()->blk_sz(), Driver::CACHE_BLK_SIZE / driver->blk_sz());
Driver::CACHE_BLK_SIZE / Driver::instance()->blk_sz()); driver->blk()->tx()->submit_packet(p);
Driver::instance()->blk()->tx()->submit_packet(p);
} catch(Block::Session::Tx::Source::Packet_alloc_failed) { } catch(Block::Session::Tx::Source::Packet_alloc_failed) {
throw Write_failed(off); throw Write_failed(off);
} }
@ -46,39 +47,44 @@ void Driver<POLICY>::Policy::sync(const typename POLICY::Element *e, char *dst)
struct Main struct Main
{ {
Server::Entrypoint &ep; template <typename T>
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
Server::Entrypoint &ep; Genode::Env &env;
Genode::Heap &heap;
Factory(Server::Entrypoint &ep) : ep(ep) {} Factory(Genode::Env &env, Genode::Heap &heap) : env(env), heap(heap) {}
Block::Driver *create() { return Driver<Lru_policy>::instance(ep); } Block::Driver *create()
void destroy(Block::Driver *driver) { Driver<Lru_policy>::destroy(); }
} factory;
void resource_handler(unsigned) { }
Block::Root root;
Server::Signal_rpc_member<Main> resource_dispatcher;
Main(Server::Entrypoint &ep)
: ep(ep), factory(ep), root(ep, Genode::env()->heap(), factory),
resource_dispatcher(ep, *this, &Main::resource_handler)
{ {
Genode::env()->parent()->announce(ep.manage(root)); driver = new (&heap) ::Driver<T>(env, heap);
Genode::env()->parent()->resource_avail_sigh(resource_dispatcher); return driver;
}
void destroy(Block::Driver *driver) {
Genode::destroy(&heap, static_cast<::Driver<T>*>(driver)); }
};
void resource_handler() { }
Genode::Env &env;
Genode::Heap heap { env.ram(), env.rm() };
Factory<Lru_policy> factory { env, heap };
Block::Root root { env.ep(), heap, factory };
Genode::Signal_handler<Main> resource_dispatcher {
env.ep(), *this, &Main::resource_handler };
Main(Genode::Env &env) : env(env)
{
env.parent().announce(env.ep().manage(root));
env.parent().resource_avail_sigh(resource_dispatcher);
} }
}; };
/************ Genode::size_t Component::stack_size() {
** Server ** return 2048*sizeof(Genode::addr_t); }
************/
namespace Server {
char const *name() { return "blk_cache_ep"; } void Component::construct(Genode::Env &env) {
size_t stack_size() { return 2*1024*sizeof(long); } static Main server(env); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

2
repos/os/src/server/blk_cache/target.mk
View File

@ -1,3 +1,3 @@
TARGET = blk_cache TARGET = blk_cache
LIBS = base server LIBS = base
SRC_CC = main.cc lru.cc SRC_CC = main.cc lru.cc

2
repos/os/src/server/ram_blk/main.cc
View File

@ -194,7 +194,7 @@ struct Main
Genode::destroy(&alloc, driver); } Genode::destroy(&alloc, driver); }
} factory { env, heap, config_rom.xml() }; } factory { env, heap, config_rom.xml() };
Block::Root root { env.ep(), &heap, factory }; Block::Root root { env.ep(), heap, factory };
Main(Env &env) : env(env) Main(Env &env) : env(env)
{ {

2
repos/os/src/server/ram_blk/target.mk
View File

@ -1,3 +1,3 @@
TARGET = ram_blk TARGET = ram_blk
SRC_CC = main.cc SRC_CC = main.cc
LIBS = base config LIBS = base

87
repos/os/src/server/rom_blk/main.cc
View File

@ -5,19 +5,17 @@
*/ */
/* /*
* Copyright (C) 2010-2013 Genode Labs GmbH * Copyright (C) 2010-2016 Genode Labs GmbH
* *
* This file is part of the Genode OS framework, which is distributed * This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2. * under the terms of the GNU General Public License version 2.
*/ */
#include <base/exception.h> #include <base/attached_rom_dataspace.h>
#include <base/printf.h> #include <base/component.h>
#include <os/config.h> #include <base/log.h>
#include <os/server.h>
#include <rom_session/connection.h>
#include <block/component.h> #include <block/component.h>
#include <block/driver.h> #include <rom_session/connection.h>
using namespace Genode; using namespace Genode;
@ -25,29 +23,27 @@ class Rom_blk : public Block::Driver
{ {
private: private:
Env &_env;
Rom_connection _rom; Rom_connection _rom;
Dataspace_capability _file_cap; /* rom-file capability */ size_t _blk_sz;
addr_t _file_addr; /* start address of attached file */ Dataspace_capability _file_cap = _rom.dataspace();
size_t _file_sz; /* file size */ addr_t _file_addr = _env.rm().attach(_file_cap);
size_t _blk_sz; /* block size */ size_t _file_sz = Dataspace_client(_file_cap).size();
size_t _blk_cnt; /* block count */ size_t _blk_cnt = _file_sz / _blk_sz;
public: public:
Rom_blk(const char *name, size_t blk_sz) using String = Genode::String<64UL>;
: _rom(name),
_file_cap(_rom.dataspace()), Rom_blk(Env &env, String &name, size_t blk_sz)
_file_addr(env()->rm_session()->attach(_file_cap)), : _env(env), _rom(env, name.string()), _blk_sz(blk_sz) {}
_file_sz(Dataspace_client(_file_cap).size()),
_blk_sz(blk_sz),
_blk_cnt(_file_sz/_blk_sz) { }
/**************************** /****************************
** Block-driver interface ** ** Block-driver interface **
****************************/ ****************************/
Genode::size_t block_size() { return _blk_sz; } size_t block_size() { return _blk_sz; }
Block::sector_t block_count() { return _blk_cnt; } Block::sector_t block_count() { return _blk_cnt; }
Block::Session::Operations ops() Block::Session::Operations ops()
@ -58,15 +54,15 @@ class Rom_blk : public Block::Driver
} }
void read(Block::sector_t block_number, void read(Block::sector_t block_number,
Genode::size_t block_count, size_t block_count,
char* buffer, char* buffer,
Block::Packet_descriptor &packet) Block::Packet_descriptor &packet)
{ {
/* sanity check block number */ /* sanity check block number */
if ((block_number + block_count > _file_sz / _blk_sz) if ((block_number + block_count > _file_sz / _blk_sz)
|| block_number < 0) { || block_number < 0) {
PWRN("requested blocks %lld-%lld out of range!", warning("requested blocks ", block_number, "-",
block_number, block_number + block_count); block_number + block_count, " out of range!");
return; return;
} }
@ -83,49 +79,50 @@ class Rom_blk : public Block::Driver
struct Main struct Main
{ {
Server::Entrypoint &ep; Env &env;
Heap heap { env.ram(), env.rm() };
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
Env &env;
Heap &heap;
Factory(Env &env, Heap &heap)
: env(env), heap(heap) {}
Block::Driver *create() Block::Driver *create()
{ {
char file[64]; Rom_blk::String file;
size_t blk_sz = 512; size_t blk_sz = 512;
try { try {
config()->xml_node().attribute("file").value(file, sizeof(file)); Attached_rom_dataspace config(env, "config");
config()->xml_node().attribute("block_size").value(&blk_sz); config.xml().attribute("file").value(&file);
config.xml().attribute("block_size").value(&blk_sz);
} }
catch (...) { } catch (...) { }
PINF("Using file=%s as device with block size %zx.", file, blk_sz); log("Using file=", file, " as device with block size ",
blk_sz, ".");
try { try {
return new (Genode::env()->heap()) Rom_blk(file, blk_sz); return new (&heap) Rom_blk(env, file, blk_sz);
} catch(Rom_connection::Rom_connection_failed) { } catch(Rom_connection::Rom_connection_failed) {
PERR("Cannot open file %s.", file); error("Cannot open file ", file, ".");
} }
throw Root::Unavailable(); throw Root::Unavailable();
} }
void destroy(Block::Driver *driver) { void destroy(Block::Driver *driver) {
Genode::destroy(env()->heap(), driver); } Genode::destroy(&heap, driver); }
} factory; } factory { env, heap };
Block::Root root; Block::Root root { env.ep(), heap, factory };
Main(Server::Entrypoint &ep) Main(Env &env) : env(env) {
: ep(ep), root(ep, Genode::env()->heap(), factory) { env.parent().announce(env.ep().manage(root)); }
Genode::env()->parent()->announce(ep.manage(root)); }
}; };
/************ Genode::size_t Component::stack_size() { return 2*1024*sizeof(long); }
** Server ** void Component::construct(Genode::Env &env) { static Main server(env); }
************/
namespace Server {
char const *name() { return "rom_blk_ep"; }
size_t stack_size() { return 2*1024*sizeof(long); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

2
repos/os/src/server/rom_blk/target.mk
View File

@ -1,3 +1,3 @@
TARGET = rom_blk TARGET = rom_blk
SRC_CC = main.cc SRC_CC = main.cc
LIBS = base config server LIBS = base

141
repos/os/src/test/blk/cli/main.cc
View File

@ -5,9 +5,12 @@
*/ */
#include <base/allocator_avl.h> #include <base/allocator_avl.h>
#include <base/attached_rom_dataspace.h>
#include <base/component.h>
#include <base/heap.h>
#include <base/log.h>
#include <block_session/connection.h> #include <block_session/connection.h>
#include <timer_session/connection.h> #include <timer_session/connection.h>
#include <os/config.h>
#include <os/ring_buffer.h> #include <os/ring_buffer.h>
static Genode::size_t blk_sz; /* block size of the device */ static Genode::size_t blk_sz; /* block size of the device */
@ -42,28 +45,32 @@ class Test
bool write) bool write)
: _nr(nr), _cnt(cnt), _write(write) {} : _nr(nr), _cnt(cnt), _write(write) {}
virtual void print_error() { virtual void print_error()
PINF("couldn't %s block %lld - %lld", {
_write ? "write" : "read", _nr, _nr+_cnt); } Genode::error("couldn't ", _write ? "write" : "read",
" block ", _nr, " - ", _nr+_cnt);
}
}; };
struct Submit_queue_full : Exception { struct Submit_queue_full : Exception {
void print_error() { PINF("The submit queue is full!"); } }; void print_error() {
Genode::error("The submit queue is full!"); } };
struct Timeout : Exception { struct Timeout : Exception {
void print_error() { PINF("Test timed out!"); } }; void print_error() {
Genode::error("Test timed out!"); } };
virtual void perform() = 0; virtual void perform() = 0;
virtual void ack_avail() = 0; virtual void ack_avail() = 0;
protected: protected:
Genode::Entrypoint &_ep;
Genode::Allocator_avl _alloc; Genode::Allocator_avl _alloc;
Block::Connection _session; Block::Connection _session;
Genode::Signal_receiver _receiver; Genode::Signal_handler<Test> _disp_ack;
Genode::Signal_dispatcher<Test> _disp_ack; Genode::Signal_handler<Test> _disp_submit;
Genode::Signal_dispatcher<Test> _disp_submit; Genode::Signal_handler<Test> _disp_timeout;
Genode::Signal_dispatcher<Test> _disp_timeout;
Timer::Connection _timer; Timer::Connection _timer;
bool _handle; bool _handle;
@ -75,17 +82,20 @@ class Test
(1 << Block::Packet_descriptor::PACKET_ALIGNMENT) - 1; (1 << Block::Packet_descriptor::PACKET_ALIGNMENT) - 1;
} }
void _ack_avail(unsigned) { ack_avail(); } void _ack_avail() { ack_avail(); }
void _ready_to_submit(unsigned) { _handle = false; } void _ready_to_submit() { _handle = false; }
void _timeout(unsigned) { throw Timeout(); } void _timeout() { throw Timeout(); }
Test(Genode::size_t bulk_buffer_size, Test(Genode::Entrypoint &ep,
Genode::Heap &heap,
Genode::size_t bulk_buffer_size,
unsigned timeout_ms) unsigned timeout_ms)
: _alloc(Genode::env()->heap()), : _ep(ep),
_alloc(&heap),
_session(&_alloc, _shared_buffer_size(bulk_buffer_size)), _session(&_alloc, _shared_buffer_size(bulk_buffer_size)),
_disp_ack(_receiver, *this, &Test::_ack_avail), _disp_ack(ep, *this, &Test::_ack_avail),
_disp_submit(_receiver, *this, &Test::_ready_to_submit), _disp_submit(ep, *this, &Test::_ready_to_submit),
_disp_timeout(_receiver, *this, &Test::_timeout) _disp_timeout(ep, *this, &Test::_timeout)
{ {
_session.tx_channel()->sigh_ack_avail(_disp_ack); _session.tx_channel()->sigh_ack_avail(_disp_ack);
_session.tx_channel()->sigh_ready_to_submit(_disp_submit); _session.tx_channel()->sigh_ready_to_submit(_disp_submit);
@ -99,12 +109,7 @@ class Test
void _handle_signal() void _handle_signal()
{ {
_handle = true; _handle = true;
while (_handle) _ep.wait_and_dispatch_one_signal();
while (_handle) {
Genode::Signal s = _receiver.wait_for_signal();
static_cast<Genode::Signal_dispatcher_base *>
(s.context())->dispatch(s.num());
}
} }
}; };
@ -114,13 +119,13 @@ struct Read_test : Test
{ {
bool done; bool done;
Read_test(unsigned timeo_ms) Read_test(Genode::Entrypoint &ep, Genode::Heap &heap, unsigned timeo_ms)
: Test(BULK_BLK_NR*blk_sz, timeo_ms), done(false) { } : Test(ep, heap, BULK_BLK_NR*blk_sz, timeo_ms), done(false) { }
void perform() void perform()
{ {
PINF("reading block 0 - %llu, %u per request", Genode::log("reading block 0 - ", test_cnt - 1, ", ", NR_PER_REQ,
test_cnt - 1, NR_PER_REQ); " per request");
for (Block::sector_t nr = 0, cnt = NR_PER_REQ; nr < test_cnt; for (Block::sector_t nr = 0, cnt = NR_PER_REQ; nr < test_cnt;
nr += cnt) { nr += cnt) {
@ -169,15 +174,19 @@ template <unsigned BULK_BLK_NR, unsigned NR_PER_REQ, unsigned BATCH>
struct Write_test : Test struct Write_test : Test
{ {
struct Invalid_dimensions : Exception { struct Invalid_dimensions : Exception {
void print_error() { PINF("Invalid bulk buffer, or batch size!"); } }; void print_error() {
Genode::error("Invalid bulk buffer, or batch size!"); } };
struct Integrity_exception : Block_exception struct Integrity_exception : Block_exception
{ {
Integrity_exception(Block::sector_t nr, Genode::size_t cnt) Integrity_exception(Block::sector_t nr, Genode::size_t cnt)
: Block_exception(nr, cnt, false) {} : Block_exception(nr, cnt, false) {}
void print_error() { void print_error()
PINF("Integrity check failed: block %lld - %lld", _nr, _nr+_cnt); } {
Genode::error("Integrity check failed: block ", _nr, " - ",
_nr+_cnt);
}
}; };
typedef Genode::Ring_buffer<Block::Packet_descriptor, BATCH+1, typedef Genode::Ring_buffer<Block::Packet_descriptor, BATCH+1,
@ -186,8 +195,8 @@ struct Write_test : Test
Req_buffer read_packets; Req_buffer read_packets;
Req_buffer write_packets; Req_buffer write_packets;
Write_test(unsigned timeo_ms) Write_test(Genode::Entrypoint &ep, Genode::Heap &heap, unsigned timeo_ms)
: Test(BULK_BLK_NR*blk_sz, timeo_ms) : Test(ep, heap, BULK_BLK_NR*blk_sz, timeo_ms)
{ {
if (BULK_BLK_NR < BATCH*NR_PER_REQ || if (BULK_BLK_NR < BATCH*NR_PER_REQ ||
BATCH > Block::Session::TX_QUEUE_SIZE || BATCH > Block::Session::TX_QUEUE_SIZE ||
@ -272,8 +281,8 @@ struct Write_test : Test
if (!blk_ops.supported(Block::Packet_descriptor::WRITE)) if (!blk_ops.supported(Block::Packet_descriptor::WRITE))
return; return;
PINF("read/write/compare block 0 - %llu, %u per request", Genode::log("read/write/compare block 0 - ", test_cnt - 1,
test_cnt - 1, NR_PER_REQ); ", ", NR_PER_REQ, " per request");
for (Block::sector_t nr = 0, cnt = BATCH*NR_PER_REQ; nr < test_cnt; for (Block::sector_t nr = 0, cnt = BATCH*NR_PER_REQ; nr < test_cnt;
nr += cnt, nr += cnt,
@ -304,21 +313,25 @@ struct Write_test : Test
struct Violation_test : Test struct Violation_test : Test
{ {
struct Write_on_read_only : Exception { struct Write_on_read_only : Exception {
void print_error() { PINF("write on read-only device succeeded!"); } }; void print_error() {
Genode::error("write on read-only device succeeded!"); } };
struct Range_check_failed : Block_exception struct Range_check_failed : Block_exception
{ {
Range_check_failed(Block::sector_t nr, Genode::size_t cnt) Range_check_failed(Block::sector_t nr, Genode::size_t cnt)
: Block_exception(nr, cnt, false) {} : Block_exception(nr, cnt, false) {}
void print_error() { void print_error()
PINF("Range check failed: access to block %lld - %lld succeeded", {
_nr, _nr+_cnt); } Genode::error("Range check failed: access to block ", _nr,
" - ", _nr+_cnt, " succeeded");
}
}; };
int p_in_fly; int p_in_fly;
Violation_test(unsigned timeo) : Test(20*blk_sz, timeo), p_in_fly(0) {} Violation_test(Genode::Entrypoint &ep, Genode::Heap &heap, unsigned timeo)
: Test(ep, heap, 20*blk_sz, timeo), p_in_fly(0) {}
void req(Block::sector_t nr, Genode::size_t cnt, bool write) void req(Block::sector_t nr, Genode::size_t cnt, bool write)
{ {
@ -361,55 +374,63 @@ struct Violation_test : Test
template <typename TEST> template <typename TEST>
void perform(unsigned timeo_ms = 0) void perform(Genode::Entrypoint &ep, Genode::Heap &heap, unsigned timeo_ms = 0)
{ {
TEST t(timeo_ms); TEST * test = new (&heap) TEST(ep, heap, timeo_ms);
t.perform(); test->perform();
destroy(&heap, test);
} }
int main() Genode::size_t Component::stack_size() {
return 2048*sizeof(Genode::addr_t); }
void Component::construct(Genode::Env &env)
{ {
using namespace Genode;
try { try {
static Heap heap(env.ram(), env.rm());
/** /**
* First we ask for the block size of the driver to dimension * First we ask for the block size of the driver to dimension
* the queue size for our tests. Moreover, we implicitely test, * the queue size for our tests. Moreover, we implicitely test,
* whether closing and opening again works for the driver * whether closing and opening again works for the driver
*/ */
{ {
Genode::Allocator_avl alloc(Genode::env()->heap()); Allocator_avl alloc(&heap);
Block::Connection blk(&alloc); Block::Connection blk(&alloc);
blk.info(&blk_cnt, &blk_sz, &blk_ops); blk.info(&blk_cnt, &blk_sz, &blk_ops);
} }
try { try {
Genode::Number_of_bytes test_size;; Genode::Number_of_bytes test_size;;
Genode::config()->xml_node().attribute("test_size").value(&test_size); Genode::Attached_rom_dataspace config { env, "config" };
config.xml().attribute("test_size").value(&test_size);
test_cnt = Genode::min(test_size / blk_sz, blk_cnt); test_cnt = Genode::min(test_size / blk_sz, blk_cnt);
} catch (...) { test_cnt = blk_cnt; } } catch (...) { test_cnt = blk_cnt; }
/* must be multiple of 16 */ /* must be multiple of 16 */
test_cnt &= ~0xfLLU; test_cnt &= ~0xfLLU;
PINF("block device with block size %zd sector count %lld (testing %lld sectors)", log("block device with block size ", blk_sz, " sector count ",
blk_sz, blk_cnt, test_cnt); blk_cnt, " (testing ", test_cnt, " sectors)");
perform<Read_test<Block::Session::TX_QUEUE_SIZE-10, perform<Read_test<Block::Session::TX_QUEUE_SIZE-10,
Block::Session::TX_QUEUE_SIZE-10> >(); Block::Session::TX_QUEUE_SIZE-10> >(env.ep(), heap);
perform<Read_test<Block::Session::TX_QUEUE_SIZE*5, 1> >(); perform<Read_test<Block::Session::TX_QUEUE_SIZE*5, 1> >(env.ep(), heap);
perform<Read_test<Block::Session::TX_QUEUE_SIZE, 1> >(); perform<Read_test<Block::Session::TX_QUEUE_SIZE, 1> >(env.ep(), heap);
perform<Write_test<Block::Session::TX_QUEUE_SIZE, 8, 16> >(); perform<Write_test<Block::Session::TX_QUEUE_SIZE, 8, 16> >(env.ep(), heap);
perform<Violation_test>(1000); perform<Violation_test>(env.ep(), heap, 1000);
PINF("Tests finished successfully!"); log("Tests finished successfully!");
} catch(Genode::Parent::Service_denied) { } catch(Genode::Parent::Service_denied) {
PERR("Opening block session was denied!"); error("Opening block session was denied!");
return -1;
} catch(Test::Exception &e) { } catch(Test::Exception &e) {
PERR("Test failed!"); error("Test failed!");
e.print_error(); e.print_error();
return -2;
} }
return 0;
} }

2
repos/os/src/test/blk/cli/target.mk
View File

@ -1,3 +1,3 @@
TARGET = test-blk-cli TARGET = test-blk-cli
SRC_CC = main.cc SRC_CC = main.cc
LIBS = base config LIBS = base

52
repos/os/src/test/blk/srv/main.cc
View File

@ -5,19 +5,17 @@
*/ */
/* /*
* Copyright (C) 2013 Genode Labs GmbH * Copyright (C) 2013-2016 Genode Labs GmbH
* *
* This file is part of the Genode OS framework, which is distributed * This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2. * under the terms of the GNU General Public License version 2.
*/ */
#include <base/printf.h> #include <base/attached_rom_dataspace.h>
#include <cap_session/connection.h>
#include <timer_session/connection.h>
#include <block/component.h> #include <block/component.h>
#include <block/driver.h> #include <block/driver.h>
#include <os/config.h>
#include <os/ring_buffer.h> #include <os/ring_buffer.h>
#include <timer_session/connection.h>
class Driver : public Block::Driver class Driver : public Block::Driver
@ -37,12 +35,12 @@ class Driver : public Block::Driver
public: public:
Driver(Genode::size_t number, Genode::size_t size) Driver(Genode::Env &env, Genode::size_t number, Genode::size_t size)
: _number(number), _size(size), : _number(number), _size(size),
_blk_ds(Genode::env()->ram_session()->alloc(number*size)), _blk_ds(env.ram().alloc(number*size)),
_blk_buf(Genode::env()->rm_session()->attach(_blk_ds)) {} _blk_buf(env.rm().attach(_blk_ds)) {}
void handler(unsigned) void handler()
{ {
while (!_packets.empty()) { while (!_packets.empty()) {
Block::Packet_descriptor p = _packets.get(); Block::Packet_descriptor p = _packets.get();
@ -98,52 +96,50 @@ class Driver : public Block::Driver
struct Main struct Main
{ {
Server::Entrypoint &ep; Genode::Env &env;
Genode::Heap heap { env.ram(), env.rm() };
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
::Driver *driver; ::Driver *driver;
Factory() Factory(Genode::Env &env, Genode::Heap &heap)
{ {
Genode::size_t blk_nr = 1024; Genode::size_t blk_nr = 1024;
Genode::size_t blk_sz = 512; Genode::size_t blk_sz = 512;
try { try {
Genode::config()->xml_node().attribute("sectors").value(&blk_nr); Genode::Attached_rom_dataspace config { env, "config" };
Genode::config()->xml_node().attribute("block_size").value(&blk_sz); config.xml().attribute("sectors").value(&blk_nr);
config.xml().attribute("block_size").value(&blk_sz);
} }
catch (...) { } catch (...) { }
driver = new (Genode::env()->heap()) Driver(blk_nr, blk_sz); driver = new (&heap) Driver(env, blk_nr, blk_sz);
} }
Block::Driver *create() { return driver; } Block::Driver *create() { return driver; }
void destroy(Block::Driver *driver) { } void destroy(Block::Driver *driver) { }
} factory; } factory { env, heap };
Block::Root root; Block::Root root { env.ep(), heap, factory };
Timer::Connection timer; Timer::Connection timer;
Server::Signal_rpc_member<Driver> dispatcher = { ep, *factory.driver, Genode::Signal_handler<Driver> dispatcher { env.ep(), *factory.driver,
&Driver::handler }; &Driver::handler };
Main(Server::Entrypoint &ep) Main(Genode::Env &env) : env(env)
: ep(ep), root(ep, Genode::env()->heap(), factory)
{ {
timer.sigh(dispatcher); timer.sigh(dispatcher);
timer.trigger_periodic(10000); timer.trigger_periodic(10000);
Genode::env()->parent()->announce(ep.manage(root)); env.parent().announce(env.ep().manage(root));
} }
}; };
/************ Genode::size_t Component::stack_size() {
** Server ** return 2048*sizeof(Genode::addr_t); }
************/
namespace Server {
char const *name() { return "blk_srv_ep"; } void Component::construct(Genode::Env &env) {
size_t stack_size() { return 2*1024*sizeof(long); } static Main server(env); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

2
repos/os/src/test/blk/srv/target.mk
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@ -1,3 +1,3 @@
TARGET = test-blk-srv TARGET = test-blk-srv
SRC_CC = main.cc SRC_CC = main.cc
LIBS = base config server LIBS = base

33
repos/os/src/test/fb_block_adapter/main.cc
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@ -99,32 +99,27 @@ class Driver : public Block::Driver
struct Factory : Block::Driver_factory struct Factory : Block::Driver_factory
{ {
Block::Driver *create() { Genode::Heap &heap;
return new (Genode::env()->heap()) Driver(); }
void destroy(Block::Driver *driver) { Factory(Genode::Heap &heap) : heap(heap) {}
Genode::destroy(Genode::env()->heap(), driver); }
Block::Driver *create() { return new (&heap) Driver(); }
void destroy(Block::Driver *driver) { Genode::destroy(&heap, driver); }
}; };
struct Main struct Main
{ {
Server::Entrypoint &ep; Genode::Env &env;
struct Factory factory; Genode::Heap heap { env.ram(), env.rm() };
Block::Root root; struct Factory factory { heap };
Block::Root root { env.ep(), heap, factory };
Main(Server::Entrypoint &ep) Main(Genode::Env &env) : env(env) {
: ep(ep), root(ep, Genode::env()->heap(), factory) { env.parent().announce(env.ep().manage(root)); }
Genode::env()->parent()->announce(ep.manage(root)); }
}; };
/************ Genode::size_t Component::stack_size() { return 2*1024*sizeof(long); }
** Server ** void Component::construct(Genode::Env &env) { static Main m(env); }
************/
namespace Server {
char const *name() { return "fb_blk_ep"; }
size_t stack_size() { return 2*1024*sizeof(long); }
void construct(Entrypoint &ep) { static Main server(ep); }
}

2
repos/os/src/test/fb_block_adapter/target.mk
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@ -1,3 +1,3 @@
TARGET = test-fb_blk_adapter TARGET = test-fb_blk_adapter
SRC_CC = main.cc SRC_CC = main.cc
LIBS = base server LIBS = base