diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-10-09 21:33:03 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-09 21:33:03 +0100 |
| commit | b1add0480a95b6ceaece5caf6c50614771eae9b2 (patch) | |
| tree | 06f969f37bd0f51d9ebcccdb3e3ae983edaad889 /arch/arm/plat-mxc/include/mach/entry-macro.S | |
| parent | 3f30a09a612bac2b531a206c2a58a292dd7ff182 (diff) | |
| parent | 58a85f465fb16a918a869eba05addb8f78d9e064 (diff) | |
Merge branch 'for-rmk' of git://pasiphae.extern.pengutronix.de/git/imx/linux-2.6.git
Merge branch 'imx-devel' into devel
Diffstat (limited to 'arch/arm/plat-mxc/include/mach/entry-macro.S')
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/entry-macro.S | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S index b542433afb1..11632028f7d 100644 --- a/arch/arm/plat-mxc/include/mach/entry-macro.S +++ b/arch/arm/plat-mxc/include/mach/entry-macro.S @@ -9,11 +9,17 @@ * published by the Free Software Foundation. */ +#define AVIC_NIMASK 0x04 + @ this macro disables fast irq (not implemented) .macro disable_fiq .endm .macro get_irqnr_preamble, base, tmp + ldr \base, =AVIC_IO_ADDRESS(AVIC_BASE_ADDR) +#ifdef CONFIG_MXC_IRQ_PRIOR + ldr r4, [\base, #AVIC_NIMASK] +#endif .endm .macro arch_ret_to_user, tmp1, tmp2 @@ -23,7 +29,6 @@ @ and returns its number in irqnr @ and returns if an interrupt occured in irqstat .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \base, =AVIC_IO_ADDRESS(AVIC_BASE_ADDR) @ Load offset & priority of the highest priority @ interrupt pending from AVIC_NIVECSR ldr \irqstat, [\base, #0x40] @@ -32,6 +37,11 @@ mov \irqnr, \irqstat, asr #16 @ set zero flag if IRQ + 1 == 0 adds \tmp, \irqnr, #1 +#ifdef CONFIG_MXC_IRQ_PRIOR + bicne \tmp, \irqstat, #0xFFFFFFE0 + strne \tmp, [\base, #AVIC_NIMASK] + streq r4, [\base, #AVIC_NIMASK] +#endif .endm @ irq priority table (not used) |