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Fix date and time saving to PIC process.

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Use wrapped functions to acces PIC registers.
This commit is contained in:
David Gálvez
2016-02-07 14:20:22 +00:00
parent 1ff219bebf
commit 4934ac83ff
1 changed files with 7 additions and 4 deletions
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11
BaS_gcc/sys/interrupts.c
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@@ -61,6 +61,9 @@ struct isrentry
static struct isrentry isrtab[MAX_ISR_ENTRY]; /* list of interrupt service routines */
extern void write_pic_byte(uint8_t value);
extern uint8_t read_pic_byte(void);
/*
* clear the table of interrupt service handlers
*/
@@ -247,7 +250,7 @@ bool pic_interrupt_handler(void *arg1, void *arg2)
dbg("PIC interrupt\r\n");
rcv_byte = * (volatile uint8_t *) (&MCF_PSC3_PSCRB_8BIT);
rcv_byte = read_pic_byte();
if (rcv_byte == 2) /* PIC requests RTC data */
{
volatile uint8_t *rtc_reg = (uint8_t *) 0xffff8961;
@@ -256,11 +259,11 @@ bool pic_interrupt_handler(void *arg1, void *arg2)
err("PIC interrupt: requesting RTC data\r\n");
* (volatile uint8_t *) (&MCF_PSC3_PSCTB_8BIT) = 0x82; // header byte to PIC
write_pic_byte(0x82); // header byte to PIC
do
{
*rtc_reg = 0;
* (volatile uint8_t *) (&MCF_PSC3_PSCTB_8BIT) = *rtc_data;
*rtc_reg = index;
write_pic_byte(*rtc_data);
} while (index++ < 64);
}
return true;