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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /lib/modules/4.4.0-51-generic/build/arch/arm/mach-ixp4xx/include/mach/ |
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/* * arch/arm/mach-ixp4xx/include/mach/entry-macro.S * * Low-level IRQ helper macros for IXP4xx-based platforms * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ #include <mach/hardware.h> .macro get_irqnr_preamble, base, tmp .endm .macro get_irqnr_and_base, irqnr, irqstat, base, tmp ldr \irqstat, =(IXP4XX_INTC_BASE_VIRT+IXP4XX_ICIP_OFFSET) ldr \irqstat, [\irqstat] @ get interrupts cmp \irqstat, #0 beq 1001f @ upper IRQ? clz \irqnr, \irqstat mov \base, #31 sub \irqnr, \base, \irqnr b 1002f @ lower IRQ being @ handled 1001: /* * IXP465/IXP435 has an upper IRQ status register */ #if defined(CONFIG_CPU_IXP46X) || defined(CONFIG_CPU_IXP43X) ldr \irqstat, =(IXP4XX_INTC_BASE_VIRT+IXP4XX_ICIP2_OFFSET) ldr \irqstat, [\irqstat] @ get upper interrupts mov \irqnr, #63 clz \irqstat, \irqstat cmp \irqstat, #32 subne \irqnr, \irqnr, \irqstat #endif 1002: .endm