diff options
Diffstat (limited to 'arch/arm/mach-cns3xxx')
-rw-r--r-- | arch/arm/mach-cns3xxx/Kconfig | 1 | ||||
-rw-r--r-- | arch/arm/mach-cns3xxx/core.c | 7 | ||||
-rw-r--r-- | arch/arm/mach-cns3xxx/core.h | 1 | ||||
-rw-r--r-- | arch/arm/mach-cns3xxx/include/mach/entry-macro.S | 66 |
4 files changed, 4 insertions, 71 deletions
diff --git a/arch/arm/mach-cns3xxx/Kconfig b/arch/arm/mach-cns3xxx/Kconfig index 9ebfcc46feb1..29b13f249aa9 100644 --- a/arch/arm/mach-cns3xxx/Kconfig +++ b/arch/arm/mach-cns3xxx/Kconfig @@ -3,6 +3,7 @@ menu "CNS3XXX platform type" config MACH_CNS3420VB bool "Support for CNS3420 Validation Board" + select MIGHT_HAVE_PCI help Include support for the Cavium Networks CNS3420 MPCore Platform Baseboard. diff --git a/arch/arm/mach-cns3xxx/core.c b/arch/arm/mach-cns3xxx/core.c index 9ca4d581016f..da30078a80c1 100644 --- a/arch/arm/mach-cns3xxx/core.c +++ b/arch/arm/mach-cns3xxx/core.c @@ -69,13 +69,10 @@ void __init cns3xxx_map_io(void) } /* used by entry-macro.S */ -void __iomem *gic_cpu_base_addr; - void __init cns3xxx_init_irq(void) { - gic_cpu_base_addr = __io(CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT); - gic_dist_init(0, __io(CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT), 29); - gic_cpu_init(0, gic_cpu_base_addr); + gic_init(0, 29, __io(CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT), + __io(CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT)); } void cns3xxx_power_off(void) diff --git a/arch/arm/mach-cns3xxx/core.h b/arch/arm/mach-cns3xxx/core.h index 73898a7835d3..ffeb3a8b73ba 100644 --- a/arch/arm/mach-cns3xxx/core.h +++ b/arch/arm/mach-cns3xxx/core.h @@ -11,7 +11,6 @@ #ifndef __CNS3XXX_CORE_H #define __CNS3XXX_CORE_H -extern void __iomem *gic_cpu_base_addr; extern struct sys_timer cns3xxx_timer; void __init cns3xxx_map_io(void); diff --git a/arch/arm/mach-cns3xxx/include/mach/entry-macro.S b/arch/arm/mach-cns3xxx/include/mach/entry-macro.S index 5e1c5545680f..6bd83ed90afe 100644 --- a/arch/arm/mach-cns3xxx/include/mach/entry-macro.S +++ b/arch/arm/mach-cns3xxx/include/mach/entry-macro.S @@ -9,74 +9,10 @@ */ #include <mach/hardware.h> -#include <asm/hardware/gic.h> +#include <asm/hardware/entry-macro-gic.S> .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - ldr \base, =gic_cpu_base_addr - ldr \base, [\base] - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - /* - * The interrupt numbering scheme is defined in the - * interrupt controller spec. To wit: - * - * Interrupts 0-15 are IPI - * 16-28 are reserved - * 29-31 are local. We allow 30 to be used for the watchdog. - * 32-1020 are global - * 1021-1022 are reserved - * 1023 is "spurious" (no interrupt) - * - * For now, we ignore all local interrupts so only return an interrupt if it's - * between 30 and 1020. The test_for_ipi routine below will pick up on IPIs. - * - * A simple read from the controller will tell us the number of the highest - * priority enabled interrupt. We then just need to check whether it is in the - * valid range for an IRQ (30-1020 inclusive). - */ - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - - ldr \irqstat, [\base, #GIC_CPU_INTACK] /* bits 12-10 = src CPU, 9-0 = int # */ - - ldr \tmp, =1021 - - bic \irqnr, \irqstat, #0x1c00 - - cmp \irqnr, #29 - cmpcc \irqnr, \irqnr - cmpne \irqnr, \tmp - cmpcs \irqnr, \irqnr - - .endm - - /* We assume that irqstat (the raw value of the IRQ acknowledge - * register) is preserved from the macro above. - * If there is an IPI, we immediately signal end of interrupt on the - * controller, since this requires the original irqstat value which - * we won't easily be able to recreate later. - */ - - .macro test_for_ipi, irqnr, irqstat, base, tmp - bic \irqnr, \irqstat, #0x1c00 - cmp \irqnr, #16 - strcc \irqstat, [\base, #GIC_CPU_EOI] - cmpcs \irqnr, \irqnr - .endm - - /* As above, this assumes that irqstat and base are preserved.. */ - - .macro test_for_ltirq, irqnr, irqstat, base, tmp - bic \irqnr, \irqstat, #0x1c00 - mov \tmp, #0 - cmp \irqnr, #29 - moveq \tmp, #1 - streq \irqstat, [\base, #GIC_CPU_EOI] - cmp \tmp, #0 - .endm |