hw_x86_64: use 'muen' SPEC to implement aspect

This commit is contained in:
Stefan Kalkowski
2015-06-02 12:11:50 +02:00
committed by Christian Helmuth
parent 750c4ad81d
commit 9f1beaa036
21 changed files with 124 additions and 99 deletions

View File

@ -68,7 +68,7 @@ class Genode::Timer
_timer_page = (Subject_timer *)region.address;
_timer_page->vector = Board::TIMER_VECTOR_KERNEL;
PINF("muen-timer: page @0x%llx, frequency %llu kHz, vector %u",
region.address, _tics_per_ms, _timer_page->vector);
region.address, _tics_per_ms, _timer_page->vector);
}
static unsigned interrupt_id(int)
@ -90,7 +90,7 @@ class Genode::Timer
{
const uint64_t now = rdtsc();
if (_timer_page->value != TIMER_DISABLED
&& _timer_page->value > now) {
&& _timer_page->value > now) {
return _timer_page->value - now;
}
return 0;

View File

@ -30,13 +30,14 @@ Cpu_idle::Cpu_idle(Cpu * const cpu) : Cpu_job(Cpu_priority::MIN, 0)
void Cpu_idle::exception(unsigned const cpu)
{
if (trapno == RESET) {
return;
} else if (trapno >= INTERRUPTS_START && trapno <= INTERRUPTS_END) {
if (trapno == RESET) return;
if (trapno >= INTERRUPTS_START && trapno <= INTERRUPTS_END) {
pic()->irq_occurred(trapno);
_interrupt(cpu);
return;
}
PWRN("Unknown exception %lu with error code %lu at ip=%p", trapno,
errcode, (void *)ip);
assert(0);

View File

@ -24,6 +24,7 @@ enum {
static const subject_info_type *
const sinfo = ((subject_info_type *)SINFO_BASE_ADDR);
/* Log channel information */
static bool log_channel(
const struct Genode::Sinfo::Channel_info * const channel,
@ -31,36 +32,37 @@ static bool log_channel(
{
if (channel->has_event || channel->has_vector) {
PDBG("muen-sinfo: [%s with %s %03d] %s\n",
channel->writable ? "writer" : "reader",
channel->has_event ? "event " : "vector",
channel->has_event ? channel->event_number : channel->vector,
channel->name);
channel->writable ? "writer" : "reader",
channel->has_event ? "event " : "vector",
channel->has_event ? channel->event_number : channel->vector,
channel->name);
} else {
PDBG("muen-sinfo: [%s with no %s ] %s\n",
channel->writable ? "writer" : "reader",
channel->writable ? "event " : "vector",
channel->name);
channel->writable ? "writer" : "reader",
channel->writable ? "event " : "vector",
channel->name);
}
return true;
}
/* Log memory region information */
static bool log_memregion(
const struct Genode::Sinfo::Memregion_info * const region,
void *data)
{
PDBG("muen-sinfo: [addr 0x%016llx size 0x%016llx %s%s] %s\n",
region->address, region->size,
region->writable ? "rw" : "ro",
region->executable ? "x" : "-", region->name);
region->address, region->size,
region->writable ? "rw" : "ro",
region->executable ? "x" : "-", region->name);
return true;
}
/* Fill channel struct with channel information from resource given by index */
static void fill_channel_data(
uint8_t idx,
struct Genode::Sinfo::Channel_info *channel)
static void fill_channel_data(uint8_t idx,
struct Genode::Sinfo::Channel_info *channel)
{
const struct resource_type resource = sinfo->resources[idx];
const struct memregion_type memregion =
@ -81,10 +83,10 @@ static void fill_channel_data(
channel->vector = channel_info.vector;
}
/* Fill memregion struct with memory region info from resource given by index */
static void fill_memregion_data(
uint8_t idx,
struct Genode::Sinfo::Memregion_info *region)
static void fill_memregion_data(uint8_t idx,
struct Genode::Sinfo::Memregion_info *region)
{
const struct resource_type resource = sinfo->resources[idx];
const struct memregion_type memregion =
@ -99,18 +101,21 @@ static void fill_memregion_data(
region->executable = memregion.flags & MEM_EXECUTABLE_FLAG;
}
/* Returns true if the given resource is a memory region */
static bool is_memregion(const struct resource_type * const resource)
{
return resource->memregion_idx != NO_RESOURCE;
}
/* Returns true if the given resource is a channel */
static bool is_channel(const struct resource_type * const resource)
{
return is_memregion(resource) && resource->channel_info_idx != NO_RESOURCE;
}
Sinfo::Sinfo()
{
if (!check_magic()) {
@ -119,20 +124,22 @@ Sinfo::Sinfo()
}
PINF("muen-sinfo: Subject information exports %d memory region(s)\n",
sinfo->memregion_count);
sinfo->memregion_count);
for_each_memregion(log_memregion, 0);
PINF("muen-sinfo: Subject information exports %d channel(s)\n",
sinfo->channel_info_count);
sinfo->channel_info_count);
for_each_channel(log_channel, 0);
}
bool Sinfo::check_magic(void)
{
return sinfo != 0 && sinfo->magic == MUEN_SUBJECT_INFO_MAGIC;
}
bool Sinfo::get_channel_info(const char * const name,
struct Channel_info *channel)
struct Channel_info *channel)
{
int i;
@ -149,8 +156,9 @@ bool Sinfo::get_channel_info(const char * const name,
return false;
}
bool Sinfo::get_memregion_info(const char * const name,
struct Memregion_info *memregion)
struct Memregion_info *memregion)
{
int i;
@ -167,6 +175,7 @@ bool Sinfo::get_memregion_info(const char * const name,
return false;
}
bool Sinfo::for_each_channel(Channel_cb func, void *data)
{
int i;
@ -185,6 +194,7 @@ bool Sinfo::for_each_channel(Channel_cb func, void *data)
return true;
}
bool Sinfo::for_each_memregion(Memregion_cb func, void *data)
{
int i;
@ -203,6 +213,7 @@ bool Sinfo::for_each_memregion(Memregion_cb func, void *data)
return true;
}
uint64_t Sinfo::get_tsc_khz(void)
{
if (!check_magic())
@ -211,6 +222,7 @@ uint64_t Sinfo::get_tsc_khz(void)
return sinfo->tsc_khz;
}
uint64_t Sinfo::get_sched_start(void)
{
if (!check_magic())
@ -219,6 +231,7 @@ uint64_t Sinfo::get_sched_start(void)
return sinfo->tsc_schedule_start;
}
uint64_t Sinfo::get_sched_end(void)
{
if (!check_magic())