32 lines
1.3 KiB
C
32 lines
1.3 KiB
C
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/****************************************************************************
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****************************************************************************
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***
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*** This header was automatically generated from a Linux kernel header
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*** of the same name, to make information necessary for userspace to
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*** call into the kernel available to libc. It contains only constants,
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*** structures, and macros generated from the original header, and thus,
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*** contains no copyrightable information.
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***
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****************************************************************************
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****************************************************************************/
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#ifndef __ARCH_OMAP_MTD_XIP_H__
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#define __ARCH_OMAP_MTD_XIP_H__
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#include <asm/hardware.h>
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#define OMAP_MPU_TIMER_BASE (0xfffec500)
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#define OMAP_MPU_TIMER_OFFSET 0x100
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typedef struct {
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u32 cntl;
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u32 load_tim;
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u32 read_tim;
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} xip_omap_mpu_timer_regs_t;
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#define xip_omap_mpu_timer_base(n) ((volatile xip_omap_mpu_timer_regs_t*)IO_ADDRESS(OMAP_MPU_TIMER_BASE + (n)*OMAP_MPU_TIMER_OFFSET))
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#define xip_irqpending() (omap_readl(OMAP_IH1_ITR) & ~omap_readl(OMAP_IH1_MIR))
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#define xip_currtime() (~xip_omap_mpu_timer_read(0))
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#define xip_elapsed_since(x) (signed)((~xip_omap_mpu_timer_read(0) - (x)) / 6)
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#define xip_cpu_idle() asm volatile ("mcr p15, 0, %0, c7, c0, 4" :: "r" (1))
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#endif
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