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Fix HPET Bug with mmap memory

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This commit is contained in:
Baptiste Wicht 2018-03-29 12:26:56 +02:00
parent 03b5039545
commit e02524003d
1 changed files with 2 additions and 2 deletions
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4
kernel/src/drivers/hpet.cpp
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@ -44,7 +44,7 @@ constexpr const size_t TIMER_CONFIG_64 = 1 << 5;
constexpr const size_t TIMER_FREQUENCY_GOAL = 10000; // 1 tick every 100 microseconds
ACPI_TABLE_HPET* hpet_table;
uint64_t* hpet_map;
volatile uint64_t* hpet_map;
volatile uint64_t comparator_update;
uint64_t timer_configuration_reg(uint64_t n){
@ -109,7 +109,7 @@ bool hpet::install(){
logging::logf(logging::log_level::TRACE, "hpet: Found ACPI HPET table\n");
logging::logf(logging::log_level::TRACE, "hpet: HPET Address: %h\n", hpet_table->Address.Address);
hpet_map = static_cast<uint64_t*>(mmap_phys(hpet_table->Address.Address, 1024)); //TODO Check the size
hpet_map = static_cast<volatile uint64_t*>(mmap_phys(hpet_table->Address.Address, 1024)); //TODO Check the size
auto capabilities = read_register(CAPABILITIES_REGISTER);