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Cleanup

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This commit is contained in:
Baptiste Wicht 2013-10-29 21:26:25 +01:00
parent 90277e3355
commit a417a07ab1
1 changed files with 8 additions and 22 deletions
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30
kernel/src/shell.cpp
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@ -129,7 +129,6 @@ void uptime_command(const char*){
}
#define CURRENT_YEAR 2013
#define century_register 0x00
#define cmos_address 0x70
#define cmos_data 0x71
@ -151,16 +150,18 @@ void date_command(const char*){
uint8_t month;
unsigned int year;
uint8_t century;
uint8_t last_second;
uint8_t last_minute;
uint8_t last_hour;
uint8_t last_day;
uint8_t last_month;
uint8_t last_year;
uint8_t last_century;
uint8_t registerB;
//TODO When ACPI gets supported, get the address
//of the century register and use it to make
//better year calculation
while (get_update_in_progress_flag()){}; // Make sure an update isn't in progress
second = get_RTC_register(0x00);
@ -170,10 +171,6 @@ void date_command(const char*){
month = get_RTC_register(0x08);
year = get_RTC_register(0x09);
if(century_register != 0) {
century = get_RTC_register(century_register);
}
do {
last_second = second;
last_minute = minute;
@ -181,7 +178,6 @@ void date_command(const char*){
last_day = day;
last_month = month;
last_year = year;
last_century = century;
while (get_update_in_progress_flag()){}; // Make sure an update isn't in progress
@ -191,13 +187,8 @@ void date_command(const char*){
day = get_RTC_register(0x07);
month = get_RTC_register(0x08);
year = get_RTC_register(0x09);
if(century_register != 0) {
century = get_RTC_register(century_register);
}
} while( (last_second != second) || (last_minute != minute) || (last_hour != hour) ||
(last_day != day) || (last_month != month) || (last_year != year) ||
(last_century != century) );
(last_day != day) || (last_month != month) || (last_year != year) );
registerB = get_RTC_register(0x0B);
@ -211,9 +202,6 @@ void date_command(const char*){
month = (month & 0x0F) + ((month / 16) * 10);
year = (year & 0x0F) + ((year / 16) * 10);
if(century_register != 0) {
century = (century & 0x0F) + ((century / 16) * 10);
}
}
// Convert 12 hour clock to 24 hour clock if necessary
@ -224,11 +212,9 @@ void date_command(const char*){
// Calculate the full (4-digit) year
if(century_register != 0) {
year += century * 100;
} else {
year += (CURRENT_YEAR / 100) * 100;
if(year < CURRENT_YEAR) year += 100;
year += (CURRENT_YEAR / 100) * 100;
if(year < CURRENT_YEAR){
year += 100;
}
k_print((std::size_t) day);