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Nikolay Khabarov committed 2017-07-23 03:10:27 +03:00
1 parent c09fd31457
commit 978f5f71d8
8 files changed
+126 -8
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cnc/hal_raspberry/rpgpio_private.py
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@@ -45,6 +45,7 @@ PHYSICAL_GPIO_BUS = 0x7E000000 + GPIO_REGISTER_BASE
DMA_BASE = 0x007000
DMA_CS = 0x00
DMA_CONBLK_AD = 0x04
DMA_NEXTCONBK = 0x1C
DMA_TI_NO_WIDE_BURSTS = 1 << 26
DMA_TI_SRC_INC = 1 << 8
DMA_TI_DEST_INC = 1 << 4
@@ -62,6 +63,7 @@ DMA_CS_ACTIVE = 1 << 0
DMA_TI_PER_MAP_PWM = 5
DMA_TI_PER_MAP_PCM = 2
DMA_TI_PER_MAP = (lambda x: x << 16)
DMA_TI_WAITS = (lambda x: x << 21)
DMA_TI_TXFR_LEN_YLENGTH = (lambda y: (y & 0x3fff) << 16)
DMA_TI_TXFR_LEN_XLENGTH = (lambda x: x & 0xffff)
DMA_TI_STRIDE_D_STRIDE = (lambda x: (x & 0xffff) << 16)