litex/misoc/software/bios/isr.c

#include <generated/csr.h>
#include <irq.h>
#include <uart.h>

void isr(void);
void isr(void)
{
	unsigned int irqs;
	
	irqs = irq_pending() & irq_getmask();
	
	if(irqs & (1 << UART_INTERRUPT))
		uart_isr();
}
generate linker memory map, move all generated files into the same folder 2013-11-24 13:50:17 -05:00			`#include <generated/csr.h>`
BIOS: hello world 2012-02-05 14:01:28 -05:00			`#include <irq.h>`
software: interrupt driven UART working 2012-02-06 17:53:29 -05:00			`#include <uart.h>`
BIOS: hello world 2012-02-05 14:01:28 -05:00
software: enable -Wmissing-prototypes 2012-02-07 07:02:06 -05:00			`void isr(void);`
BIOS: hello world 2012-02-05 14:01:28 -05:00			`void isr(void)`
			`{`
			`unsigned int irqs;`
software: interrupt driven UART working 2012-02-06 17:53:29 -05:00
BIOS: hello world 2012-02-05 14:01:28 -05:00			`irqs = irq_pending() & irq_getmask();`
software: interrupt driven UART working 2012-02-06 17:53:29 -05:00
Common interrupt numbers 2012-05-21 13:52:41 -04:00			`if(irqs & (1 << UART_INTERRUPT))`
software: interrupt driven UART working 2012-02-06 17:53:29 -05:00			`uart_isr();`
BIOS: hello world 2012-02-05 14:01:28 -05:00			`}`