mirror of
https://github.com/drasko/codezero.git
synced 2026-01-18 13:53:16 +01:00
51 lines
1.4 KiB
C
51 lines
1.4 KiB
C
#ifndef __PLATFORM_IRQ_H__
|
|
#define __PLATFORM_IRQ_H__
|
|
|
|
#define IRQ_CHIPS_MAX 2
|
|
|
|
/*
|
|
* Globally unique irq chip offsets:
|
|
*
|
|
* A global irq number is calculated as
|
|
* chip_offset + local_irq_offset.
|
|
*
|
|
* This way, the global irq number uniquely represents
|
|
* an irq on any irq chip.
|
|
*/
|
|
#define VIC_CHIP_OFFSET 0
|
|
#define SIC_CHIP_OFFSET 32
|
|
|
|
/* Maximum irqs on VIC and SIC */
|
|
#define VIC_IRQS_MAX PL190_IRQS_MAX
|
|
#define SIC_IRQS_MAX PL190_SIC_IRQS_MAX
|
|
|
|
#define IRQS_MAX VIC_IRQS_MAX + SIC_IRQS_MAX
|
|
|
|
/* Vectored Interrupt Controller local IRQ numbers */
|
|
#define VIC_IRQ_TIMER01 4
|
|
#define VIC_IRQ_TIMER23 5
|
|
#define VIC_IRQ_RTC 10
|
|
#define VIC_IRQ_UART0 12
|
|
#define VIC_IRQ_UART1 13
|
|
#define VIC_IRQ_UART2 14
|
|
#define VIC_IRQ_SIC 31
|
|
|
|
/* Secondary Interrupt controller local IRQ numbers */
|
|
#define SIC_IRQ_SWI 0
|
|
#define SIC_IRQ_UART3 6
|
|
|
|
/* Global irq numbers, note these should reflect global device names */
|
|
#define IRQ_TIMER0 (VIC_IRQ_TIMER01 + VIC_CHIP_OFFSET)
|
|
#define IRQ_TIMER1 (VIC_IRQ_TIMER23 + VIC_CHIP_OFFSET)
|
|
#define IRQ_RTC (VIC_IRQ_RTC + VIC_CHIP_OFFSET)
|
|
#define IRQ_UART0 (VIC_IRQ_UART0 + VIC_CHIP_OFFSET)
|
|
#define IRQ_UART1 (VIC_IRQ_UART1 + VIC_CHIP_OFFSET)
|
|
#define IRQ_UART2 (VIC_IRQ_UART2 + VIC_CHIP_OFFSET)
|
|
#define IRQ_SIC (VIC_IRQ_SIC + VIC_CHIP_OFFSET)
|
|
|
|
#define IRQ_SICSWI (SIC_IRQ_SWI + SIC_CHIP_OFFSET)
|
|
#define IRQ_UART3 (SIC_IRQ_UART3 + SIC_CHIP_OFFSET)
|
|
|
|
|
|
#endif /* __PLATFORM_IRQ_H__ */
|