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all: Reformat C and Python source code with tools/codeformat.py.

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This is run with uncrustify 0.70.1, and black 19.10b0.
This commit is contained in:
Damien George
2020-02-27 15:36:53 +11:00
parent 3f39d18c2b
commit 69661f3343
539 changed files with 10496 additions and 8254 deletions
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112
ports/esp8266/hspi.c
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@@ -36,7 +36,7 @@ void spi_init(uint8_t spi_no) {
spi_tx_byte_order(spi_no, SPI_BYTE_ORDER_HIGH_TO_LOW);
spi_rx_byte_order(spi_no, SPI_BYTE_ORDER_HIGH_TO_LOW);
SET_PERI_REG_MASK(SPI_USER(spi_no), SPI_CS_SETUP|SPI_CS_HOLD);
SET_PERI_REG_MASK(SPI_USER(spi_no), SPI_CS_SETUP | SPI_CS_HOLD);
CLEAR_PERI_REG_MASK(SPI_USER(spi_no), SPI_FLASH_MODE);
}
@@ -84,14 +84,14 @@ void spi_init_gpio(uint8_t spi_no, uint8_t sysclk_as_spiclk) {
}
if (spi_no == SPI) {
// Set bit 8 if 80MHz sysclock required
WRITE_PERI_REG(PERIPHS_IO_MUX, 0x005 | (clock_div_flag<<8));
WRITE_PERI_REG(PERIPHS_IO_MUX, 0x005 | (clock_div_flag << 8));
PIN_FUNC_SELECT(PERIPHS_IO_MUX_SD_CLK_U, 1);
PIN_FUNC_SELECT(PERIPHS_IO_MUX_SD_CMD_U, 1);
PIN_FUNC_SELECT(PERIPHS_IO_MUX_SD_DATA0_U, 1);
PIN_FUNC_SELECT(PERIPHS_IO_MUX_SD_DATA1_U, 1);
} else if (spi_no == HSPI) {
// Set bit 9 if 80MHz sysclock required
WRITE_PERI_REG(PERIPHS_IO_MUX, 0x105 | (clock_div_flag<<9));
WRITE_PERI_REG(PERIPHS_IO_MUX, 0x105 | (clock_div_flag << 9));
// GPIO12 is HSPI MISO pin (Master Data In)
PIN_FUNC_SELECT(PERIPHS_IO_MUX_MTDI_U, 2);
// GPIO13 is HSPI MOSI pin (Master Data Out)
@@ -117,11 +117,11 @@ void spi_clock(uint8_t spi_no, uint16_t prediv, uint8_t cntdiv) {
WRITE_PERI_REG(SPI_CLOCK(spi_no), SPI_CLK_EQU_SYSCLK);
} else {
WRITE_PERI_REG(SPI_CLOCK(spi_no),
(((prediv - 1) & SPI_CLKDIV_PRE) << SPI_CLKDIV_PRE_S) |
(((cntdiv - 1) & SPI_CLKCNT_N) << SPI_CLKCNT_N_S) |
(((cntdiv >> 1) & SPI_CLKCNT_H) << SPI_CLKCNT_H_S) |
((0 & SPI_CLKCNT_L) << SPI_CLKCNT_L_S)
);
(((prediv - 1) & SPI_CLKDIV_PRE) << SPI_CLKDIV_PRE_S) |
(((cntdiv - 1) & SPI_CLKCNT_N) << SPI_CLKCNT_N_S) |
(((cntdiv >> 1) & SPI_CLKCNT_H) << SPI_CLKCNT_H_S) |
((0 & SPI_CLKCNT_L) << SPI_CLKCNT_L_S)
);
}
}
@@ -185,15 +185,17 @@ Note: all data is assumed to be stored in the lower bits of the data variables
(for anything <32 bits).
*/
uint32_t spi_transaction(uint8_t spi_no, uint8_t cmd_bits, uint16_t cmd_data,
uint32_t addr_bits, uint32_t addr_data,
uint32_t dout_bits, uint32_t dout_data,
uint32_t din_bits, uint32_t dummy_bits) {
while (spi_busy(spi_no)) {}; // Wait for SPI to be ready
uint32_t addr_bits, uint32_t addr_data,
uint32_t dout_bits, uint32_t dout_data,
uint32_t din_bits, uint32_t dummy_bits) {
while (spi_busy(spi_no)) {
}
; // Wait for SPI to be ready
// Enable SPI Functions
// Disable MOSI, MISO, ADDR, COMMAND, DUMMY in case previously set.
CLEAR_PERI_REG_MASK(SPI_USER(spi_no), SPI_USR_MOSI | SPI_USR_MISO |
SPI_USR_COMMAND | SPI_USR_ADDR | SPI_USR_DUMMY);
SPI_USR_COMMAND | SPI_USR_ADDR | SPI_USR_DUMMY);
// Enable functions based on number of bits. 0 bits = disabled.
// This is rather inefficient but allows for a very generic function.
@@ -213,25 +215,25 @@ uint32_t spi_transaction(uint8_t spi_no, uint8_t cmd_bits, uint16_t cmd_data,
WRITE_PERI_REG(SPI_USER1(spi_no),
// Number of bits in Address
((addr_bits - 1) & SPI_USR_ADDR_BITLEN) << SPI_USR_ADDR_BITLEN_S |
// Number of bits to Send
((dout_bits - 1) & SPI_USR_MOSI_BITLEN) << SPI_USR_MOSI_BITLEN_S |
// Number of bits to receive
((din_bits - 1) & SPI_USR_MISO_BITLEN) << SPI_USR_MISO_BITLEN_S |
// Number of Dummy bits to insert
((dummy_bits - 1) & SPI_USR_DUMMY_CYCLELEN) << SPI_USR_DUMMY_CYCLELEN_S);
// Number of bits to Send
((dout_bits - 1) & SPI_USR_MOSI_BITLEN) << SPI_USR_MOSI_BITLEN_S |
// Number of bits to receive
((din_bits - 1) & SPI_USR_MISO_BITLEN) << SPI_USR_MISO_BITLEN_S |
// Number of Dummy bits to insert
((dummy_bits - 1) & SPI_USR_DUMMY_CYCLELEN) << SPI_USR_DUMMY_CYCLELEN_S);
// Setup Command Data
if (cmd_bits) {
// Enable COMMAND function in SPI module
SET_PERI_REG_MASK(SPI_USER(spi_no), SPI_USR_COMMAND);
// Align command data to high bits
uint16_t command = cmd_data << (16-cmd_bits);
uint16_t command = cmd_data << (16 - cmd_bits);
// Swap byte order
command = ((command>>8)&0xff) | ((command<<8)&0xff00);
command = ((command >> 8) & 0xff) | ((command << 8) & 0xff00);
WRITE_PERI_REG(SPI_USER2(spi_no), (
(((cmd_bits - 1) & SPI_USR_COMMAND_BITLEN) << SPI_USR_COMMAND_BITLEN_S) |
(command & SPI_USR_COMMAND_VALUE)
));
));
}
// Setup Address Data
@@ -246,42 +248,44 @@ uint32_t spi_transaction(uint8_t spi_no, uint8_t cmd_bits, uint16_t cmd_data,
if (dout_bits) {
// Enable MOSI function in SPI module
SET_PERI_REG_MASK(SPI_USER(spi_no), SPI_USR_MOSI);
// Copy data to W0
if (READ_PERI_REG(SPI_USER(spi_no))&SPI_WR_BYTE_ORDER) {
WRITE_PERI_REG(SPI_W0(spi_no), dout_data << (32 - dout_bits));
} else {
uint8_t dout_extra_bits = dout_bits%8;
if (dout_extra_bits) {
// If your data isn't a byte multiple (8/16/24/32 bits) and you
// don't have SPI_WR_BYTE_ORDER set, you need this to move the
// non-8bit remainder to the MSBs. Not sure if there's even a use
// case for this, but it's here if you need it... For example,
// 0xDA4 12 bits without SPI_WR_BYTE_ORDER would usually be output
// as if it were 0x0DA4, of which 0xA4, and then 0x0 would be
// shifted out (first 8 bits of low byte, then 4 MSB bits of high
// byte - ie reverse byte order).
// The code below shifts it out as 0xA4 followed by 0xD as you
// might require.
WRITE_PERI_REG(SPI_W0(spi_no), (
(0xFFFFFFFF << (dout_bits - dout_extra_bits) & dout_data)
<< (8-dout_extra_bits) |
((0xFFFFFFFF >> (32 - (dout_bits - dout_extra_bits)))
& dout_data)
));
// Copy data to W0
if (READ_PERI_REG(SPI_USER(spi_no)) & SPI_WR_BYTE_ORDER) {
WRITE_PERI_REG(SPI_W0(spi_no), dout_data << (32 - dout_bits));
} else {
WRITE_PERI_REG(SPI_W0(spi_no), dout_data);
uint8_t dout_extra_bits = dout_bits % 8;
if (dout_extra_bits) {
// If your data isn't a byte multiple (8/16/24/32 bits) and you
// don't have SPI_WR_BYTE_ORDER set, you need this to move the
// non-8bit remainder to the MSBs. Not sure if there's even a use
// case for this, but it's here if you need it... For example,
// 0xDA4 12 bits without SPI_WR_BYTE_ORDER would usually be output
// as if it were 0x0DA4, of which 0xA4, and then 0x0 would be
// shifted out (first 8 bits of low byte, then 4 MSB bits of high
// byte - ie reverse byte order).
// The code below shifts it out as 0xA4 followed by 0xD as you
// might require.
WRITE_PERI_REG(SPI_W0(spi_no), (
(0xFFFFFFFF << (dout_bits - dout_extra_bits) & dout_data)
<< (8 - dout_extra_bits) |
((0xFFFFFFFF >> (32 - (dout_bits - dout_extra_bits)))
& dout_data)
));
} else {
WRITE_PERI_REG(SPI_W0(spi_no), dout_data);
}
}
}
}
// Begin SPI Transaction
SET_PERI_REG_MASK(SPI_CMD(spi_no), SPI_USR);
// Return DIN data
if (din_bits) {
while (spi_busy(spi_no)) {}; // Wait for SPI transaction to complete
if (READ_PERI_REG(SPI_USER(spi_no))&SPI_RD_BYTE_ORDER) {
while (spi_busy(spi_no)) {
}
; // Wait for SPI transaction to complete
if (READ_PERI_REG(SPI_USER(spi_no)) & SPI_RD_BYTE_ORDER) {
// Assuming data in is written to MSB. TBC
return READ_PERI_REG(SPI_W0(spi_no)) >> (32 - din_bits);
} else {
@@ -301,19 +305,21 @@ uint32_t spi_transaction(uint8_t spi_no, uint8_t cmd_bits, uint16_t cmd_data,
Just do minimal work needed to send 8 bits.
*/
inline void spi_tx8fast(uint8_t spi_no, uint8_t dout_data) {
while (spi_busy(spi_no)) {}; // Wait for SPI to be ready
while (spi_busy(spi_no)) {
}
; // Wait for SPI to be ready
// Enable SPI Functions
// Disable MOSI, MISO, ADDR, COMMAND, DUMMY in case previously set.
CLEAR_PERI_REG_MASK(SPI_USER(spi_no), SPI_USR_MOSI | SPI_USR_MISO |
SPI_USR_COMMAND | SPI_USR_ADDR | SPI_USR_DUMMY);
SPI_USR_COMMAND | SPI_USR_ADDR | SPI_USR_DUMMY);
// Setup Bitlengths
WRITE_PERI_REG(SPI_USER1(spi_no),
// Number of bits to Send
((8 - 1) & SPI_USR_MOSI_BITLEN) << SPI_USR_MOSI_BITLEN_S |
// Number of bits to receive
((8 - 1) & SPI_USR_MISO_BITLEN) << SPI_USR_MISO_BITLEN_S);
// Number of bits to receive
((8 - 1) & SPI_USR_MISO_BITLEN) << SPI_USR_MISO_BITLEN_S);
// Setup DOUT data