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https://github.com/espressif/esp-idf
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a88e719e33
This adds an assembler for the BitScrambler assembly language, plus unit tests for it. It also adds the loopback driver, which can do BitScrambler operations on memory-to-memory transfers. Documentation is also included.
28 lines
1.9 KiB
C
28 lines
1.9 KiB
C
/*
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* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "soc/gdma_channel.h"
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#include "bitscrambler_soc_specific.h"
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// Note: these are indexed by the values of the SOC_BITSCRAMBLER_ATTACH_ defines
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// in soc/bitscrambler_peri_select.h
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// This map is used by the bitscrambler loopback driver only.
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const bitscrambler_periph_desc_t g_bitscrambler_periph_desc[] = {
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[SOC_BITSCRAMBLER_ATTACH_LCD_CAM] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_LCD, 0), SOC_GDMA_TRIG_PERIPH_LCD0_BUS},
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[SOC_BITSCRAMBLER_ATTACH_GPSPI2] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_SPI, 2), SOC_GDMA_TRIG_PERIPH_SPI2_BUS},
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[SOC_BITSCRAMBLER_ATTACH_GPSPI3] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_SPI, 3), SOC_GDMA_TRIG_PERIPH_SPI3_BUS},
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[SOC_BITSCRAMBLER_ATTACH_PARL_IO] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_PARLIO, 0), SOC_GDMA_TRIG_PERIPH_PARLIO0_BUS},
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[SOC_BITSCRAMBLER_ATTACH_AES] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_AES, 0), SOC_GDMA_TRIG_PERIPH_AES0_BUS},
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[SOC_BITSCRAMBLER_ATTACH_SHA] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_SHA, 0), SOC_GDMA_TRIG_PERIPH_SHA0_BUS},
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[SOC_BITSCRAMBLER_ATTACH_ADC] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_ADC, 0), SOC_GDMA_TRIG_PERIPH_ADC0_BUS},
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[SOC_BITSCRAMBLER_ATTACH_I2S0] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_I2S, 0), SOC_GDMA_TRIG_PERIPH_I2S0_BUS},
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[SOC_BITSCRAMBLER_ATTACH_I2S1] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_I2S, 1), SOC_GDMA_TRIG_PERIPH_I2S1_BUS},
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[SOC_BITSCRAMBLER_ATTACH_I2S2] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_I2S, 2), SOC_GDMA_TRIG_PERIPH_I2S2_BUS},
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[SOC_BITSCRAMBLER_ATTACH_I3C_MST] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_I3C, 0), SOC_GDMA_TRIG_PERIPH_I3C0_BUS},
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[SOC_BITSCRAMBLER_ATTACH_UHCI] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_UHCI, 0), SOC_GDMA_TRIG_PERIPH_UHCI0_BUS},
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[SOC_BITSCRAMBLER_ATTACH_RMT] = {GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_RMT, 0), SOC_GDMA_TRIG_PERIPH_RMT0_BUS},
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};
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