This follows the gic and ti/aintc code by adding additional barriers to the

Amlogic pic driver.

Differential Revision:	https://reviews.freebsd.org/D2472
Submitted by:		John Wehle
This commit is contained in:
ganbold 2015-05-08 04:38:01 +00:00
parent bee8879e29
commit abdb69af4a

View File

@ -121,6 +121,8 @@ aml8726_pic_eoi(void *arg)
if (nb >= AML_PIC_NIRQS)
return;
arm_irq_memory_barrier(nb);
CSR_WRITE_4(aml8726_pic_sc, AML_PIC_STAT_CLR_REG(nb), AML_PIC_BIT(nb));
CSR_BARRIER(aml8726_pic_sc, AML_PIC_STAT_CLR_REG(nb));
@ -265,8 +267,12 @@ arm_unmask_irq(uintptr_t nb)
if (nb >= AML_PIC_NIRQS)
return;
arm_irq_memory_barrier(nb);
mask = CSR_READ_4(aml8726_pic_sc, AML_PIC_MASK_REG(nb));
mask |= AML_PIC_BIT(nb);
CSR_WRITE_4(aml8726_pic_sc, AML_PIC_MASK_REG(nb), mask);
CSR_BARRIER(aml8726_pic_sc, AML_PIC_MASK_REG(nb));
}
#endif