1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 **************************************************************************** 11 ****************************************************************************/ 12 #ifndef __ARCH_OMAP_MTD_XIP_H__ 13 #define __ARCH_OMAP_MTD_XIP_H__ 14 15 #include <asm/hardware.h> 16 #define OMAP_MPU_TIMER_BASE (0xfffec500) 17 #define OMAP_MPU_TIMER_OFFSET 0x100 18 19 typedef struct { 20 u32 cntl; 21 u32 load_tim; 22 u32 read_tim; 23 } xip_omap_mpu_timer_regs_t; 24 25 #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)) 26 27 #define xip_irqpending() (omap_readl(OMAP_IH1_ITR) & ~omap_readl(OMAP_IH1_MIR)) 28 #define xip_currtime() (~xip_omap_mpu_timer_read(0)) 29 #define xip_elapsed_since(x) (signed)((~xip_omap_mpu_timer_read(0) - (x)) / 6) 30 #define xip_cpu_idle() asm volatile ("mcr p15, 0, %0, c7, c0, 4" :: "r" (1)) 31 #endif 32
