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MIPS: TXx9: Raise priority of interrupts for errors, timers, SIO 

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Atsushi Nemoto 2008-08-19 22:55:12 +09:00 committed by Ralf Baechle
parent 51f607c76e
commit 7489436349
3 changed files with 33 additions and 0 deletions
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11
arch/mips/txx9/generic/irq_tx4927.c
View File

@ -30,8 +30,19 @@
void __init tx4927_irq_init(void)
{
int i;
mips_cpu_irq_init();
txx9_irq_init(TX4927_IRC_REG & 0xfffffffffULL);
set_irq_chained_handler(MIPS_CPU_IRQ_BASE + TX4927_IRC_INT,
handle_simple_irq);
/* raise priority for errors, timers, SIO */
txx9_irq_set_pri(TX4927_IR_ECCERR, 7);
txx9_irq_set_pri(TX4927_IR_WTOERR, 7);
txx9_irq_set_pri(TX4927_IR_PCIERR, 7);
txx9_irq_set_pri(TX4927_IR_PCIPME, 7);
for (i = 0; i < TX4927_NUM_IR_TMR; i++)
txx9_irq_set_pri(TX4927_IR_TMR(i), 6);
for (i = 0; i < TX4927_NUM_IR_SIO; i++)
txx9_irq_set_pri(TX4927_IR_SIO(i), 5);
}

11
arch/mips/txx9/generic/irq_tx4938.c
View File

@ -18,8 +18,19 @@
void __init tx4938_irq_init(void)
{
int i;
mips_cpu_irq_init();
txx9_irq_init(TX4938_IRC_REG & 0xfffffffffULL);
set_irq_chained_handler(MIPS_CPU_IRQ_BASE + TX4938_IRC_INT,
handle_simple_irq);
/* raise priority for errors, timers, SIO */
txx9_irq_set_pri(TX4938_IR_ECCERR, 7);
txx9_irq_set_pri(TX4938_IR_WTOERR, 7);
txx9_irq_set_pri(TX4938_IR_PCIERR, 7);
txx9_irq_set_pri(TX4938_IR_PCIPME, 7);
for (i = 0; i < TX4938_NUM_IR_TMR; i++)
txx9_irq_set_pri(TX4938_IR_TMR(i), 6);
for (i = 0; i < TX4938_NUM_IR_SIO; i++)
txx9_irq_set_pri(TX4938_IR_SIO(i), 5);
}

11
include/asm-mips/txx9/tx4927.h
View File

@ -50,12 +50,23 @@
#define TX4927_SIO_REG(ch) (TX4927_REG_BASE + 0xf300 + (ch) * 0x100)
#define TX4927_PIO_REG (TX4927_REG_BASE + 0xf500)
#define TX4927_IR_ECCERR 0
#define TX4927_IR_WTOERR 1
#define TX4927_NUM_IR_INT 6
#define TX4927_IR_INT(n) (2 + (n))
#define TX4927_NUM_IR_SIO 2
#define TX4927_IR_SIO(n) (8 + (n))
#define TX4927_NUM_IR_DMA 4
#define TX4927_IR_DMA(n) (10 + (n))
#define TX4927_IR_PIO 14
#define TX4927_IR_PDMAC 15
#define TX4927_IR_PCIC 16
#define TX4927_NUM_IR_TMR 3
#define TX4927_IR_TMR(n) (17 + (n))
#define TX4927_IR_PCIERR 22
#define TX4927_IR_PCIPME 23
#define TX4927_IR_ACLC 24
#define TX4927_IR_ACLCPME 25
#define TX4927_NUM_IR 32
#define TX4927_IRC_INT 2 /* IP[2] in Status register */