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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-12-04 16:13:29 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-12-14 19:21:42 +0000 |
| commit | ff2e27ae0b17f53a6a289c87d325f706598f3788 (patch) | |
| tree | 1288f491bce11b3d8a6d48604fd00d68bea6eb98 /arch/arm/common | |
| parent | 384895330e0f3954d9478fd0853145f9c169df12 (diff) | |
| download | linux-ff2e27ae0b17f53a6a289c87d325f706598f3788.tar.gz linux-ff2e27ae0b17f53a6a289c87d325f706598f3788.tar.bz2 linux-ff2e27ae0b17f53a6a289c87d325f706598f3788.zip | |
ARM: GIC: consolidate gic_cpu_base_addr to common GIC code
Every architecture using the GIC has a gic_cpu_base_addr pointer for
GIC 0 for their entry assembly code to use to decode the cause of the
current interrupt. Move this into the common GIC code.
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Tested-by: Abhijeet Dharmapurikar <adharmap@codeaurora.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/common')
| -rw-r--r-- | arch/arm/common/gic.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c index dd0d18d560ac..9105d48c02de 100644 --- a/arch/arm/common/gic.c +++ b/arch/arm/common/gic.c @@ -35,6 +35,9 @@ static DEFINE_SPINLOCK(irq_controller_lock); +/* Address of GIC 0 CPU interface */ +void __iomem *gic_cpu_base_addr; + struct gic_chip_data { unsigned int irq_offset; void __iomem *dist_base; @@ -317,6 +320,8 @@ static void __cpuinit gic_cpu_init(unsigned int gic_nr, void __iomem *base) void __init gic_init(unsigned int gic_nr, unsigned int irq_start, void __iomem *dist_base, void __iomem *cpu_base) { + if (gic_nr == 0) + gic_cpu_base_addr = cpu_base; gic_dist_init(gic_nr, dist_base, irq_start); gic_cpu_init(gic_nr, cpu_base); } |