CRpi
A library for rpi with intefaces to: gpio, pwm, dma
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peripherals
pwm_internal.h
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#ifndef PWM_INTERNAL_H
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#define PWM_INTERNAL_H
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#define PWM_BASE_ADDR_PHYS (peripheralsBaseAddressPhys+0x20c000)
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#define PWM_AREA_LEN 0x28
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#define PWM_REG_CTL_OFF 0x0
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#define PWM_REG_CTL_ADDR_PHYS (PWM_REG_CTL_OFF + PWM_BASE_ADDR_PHYS)
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#define PWM_REG_STA_OFF 0x4
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#define PWM_REG_STA_ADDR_PHYS (PWM_REG_STA_OFF + PWM_BASE_ADDR_PHYS
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#define PWM_REG_DMAC_OFF 0x8
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#define PWM_REG_DMAC_ADDR_PHYS (PWM_REG_DMAC_OFF + PWM_BASE_ADDR_PHYS)
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#define PWM_REG_RNG1_OFF 0x10
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#define PWM_REG_RNG1_ADDR_PHYS (PWM_REG_RNG1_OFF + PWM_BASE_ADDR_PHYS)
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#define PWM_REG_DAT1_OFF 0x14
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#define PWM_REG_DAT1_ADDR_PHYS (PWM_REG_DAT1_OFF + PWM_BASE_ADDR_PHYS)
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#define PWM_REG_FIF1_OFF 0x18
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#define PWM_REG_FIF1_ADDR_PHYS (PWM_REG_FIF1_OFF + PWM_BASE_ADDR_PHYS)
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#define PWM_REG_RNG2_OFF 0x20
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#define PWM_REG_RNG2_ADDR_PHYS (PWM_REG_RNG2_OFF + PWM_BASE_ADDR_PHYS)
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#define PWM_REG_DAT2_OFF 0x24
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#define PWM_REG_DAT2_ADDR_PHYS (PWM_REG_DAT2_OFF + PWM_BASE_ADDR_PHYS)
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//::::REG_CTL : Control::::::::::::::::::::::::::::::::::::
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//----Channel 1----
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#define CTL_PWEN1_MASK 0x1
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#define CTL_MODE1_MASK (1<<1)
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#define CTL_RPTL1_MASK (1<<2)
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#define CTL_SBIT1_MASK (1<<3)
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#define CTL_POLA1_MASK (1<<4)
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#define CTL_USEF1_MASK (1<<5)
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#define CTL_CLRF_MASK (1<<6)
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#define CTL_MSEN1_MASK (1<<7)
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//----Channel 2----
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#define CTL_PWEN2_MASK (1<<8)
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#define CTL_MODE2_MASK (1<<9)
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#define CTL_RPTL2_MASK (1<<10)
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#define CTL_SBIT2_MASK (1<<11)
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#define CTL_POLA2_MASK (1<<12)
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#define CTL_USEF2_MASK (1<<13)
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#define CTL_MSEN2_MASK (1<<15)
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//::::REG_STA : Status::::::::::::::::::::::::::::::::::::::
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#define STA_FULL1_MASK 0x1
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#define STA_EMPT1_MASK (1<<1)
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#define STA_WERR1_MASK (1<<2)
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#define STA_RERR1_MASK (1<<3)
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#define STA_GAPO1_MASK (1<<4)
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#define STA_GAPO2_MASK (1<<5)
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#define STA_GAPO3_MASK (1<<6)
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#define STA_GAPO4_MASK (1<<7)
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#define STA_BERR_MASK (1<<8)
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#define STA_STA1_MASK (1<<9)
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#define STA_STA2_MASK (1<<10)
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#define STA_STA3_MASK (1<<11)
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#define STA_STA4_MASK (1<<12)
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//::::REG_DMAC : DMA Configuration::::::::::::::::::::::::::
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#define DMAC_DREQ_MASK (0xFF)
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#define DMAC_PANIC_MASK (0xFF<<8)
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#define DMAC_ENAB_MASK (0x1<<31)
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//::::REG_RNG1 : Channel 1 Range::::::::::::::::::::::::::::
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#define RNG1_PWM_RNG1_MASK 0xFFFFFFFF
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//::::REG_DAT1 : Channel 1 Data:::::::::::::::::::::::::::::
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#define PWM_DAT1_MASK 0xFFFFFFFF
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//::::REG_FIF1 : Fifo input:::::::::::::::::::::::::::::::::
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#define FIF1_PWM_FIFO_MASK 0xFFFFFFFF
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//::::REG_RNG2 : Channel 2 Range::::::::::::::::::::::::::::
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#define RNG1_PWM_RNG2_MASK 0xFFFFFFFF
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//::::REG_DAT2 : Channel 2 Data:::::::::::::::::::::::::::::
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#define PWM_DAT2_MASK 0xFFFFFFFF
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#endif // PWM_INTERNAL_H
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