diff --git a/cpp/Makefile b/cpp/Makefile index 104a1585..abbe4ba1 100644 --- a/cpp/Makefile +++ b/cpp/Makefile @@ -112,9 +112,9 @@ SRC_SCSILOOP = scsiloop/scsiloop.cpp SRC_SCSILOOP += $(shell find ./scsiloop -name '*.cpp' | grep -v scsiloop.cpp) SRC_SCSILOOP += $(shell find ./hal -name '*.cpp') -vpath %.h ./shared ./controllers ./devices ./scsimon ./hal \ +vpath %.h ./shared ./controllers ./devices ./scsimon ./hal ./hal/pinctrl \ ./hal/pi_defs ./piscsi ./scsictl ./scsidump ./scsiloop -vpath %.cpp ./shared ./controllers ./devices ./scsimon ./hal \ +vpath %.cpp ./shared ./controllers ./devices ./scsimon ./hal ./hal/pinctrl \ ./hal/pi_defs ./piscsi ./scsictl ./scsidump ./scsiloop ./test vpath %.o ./$(OBJDIR) vpath ./$(BINDIR) diff --git a/cpp/hal/gpiobus_rpi_rp1.cpp b/cpp/hal/gpiobus_rpi_rp1.cpp index ee62904d..63ab2384 100644 --- a/cpp/hal/gpiobus_rpi_rp1.cpp +++ b/cpp/hal/gpiobus_rpi_rp1.cpp @@ -1,970 +1,1410 @@ -//--------------------------------------------------------------------------- -// -// SCSI Target Emulator PiSCSI -// for Raspberry Pi -// -// Powered by XM6 TypeG Technology. -// Copyright (C) 2016-2020 GIMONS -// -// [ GPIO-SCSI bus ] -// -// Raspberry Pi 4: -// https://datasheets.raspberrypi.com/bcm2711/bcm2711-peripherals.pdf -// Raspberry Pi Zero: -// https://datasheets.raspberrypi.com/bcm2835/bcm2835-peripherals.pdf -// -//--------------------------------------------------------------------------- - -#include -#include "hal/gpiobus_rpi_rp1.h" -#include "hal/gpiobus.h" -#include "hal/systimer.h" -#include -#include -#ifdef __linux__ -#include -#endif -#include -#include -#include - // //--------------------------------------------------------------------------- // // -// // imported from bcm_host.c +// // SCSI Target Emulator PiSCSI +// // for Raspberry Pi +// // +// // Powered by XM6 TypeG Technology. +// // Copyright (C) 2016-2020 GIMONS +// // +// // [ GPIO-SCSI bus ] +// // +// // Raspberry Pi 4: +// // https://datasheets.raspberrypi.com/bcm2711/bcm2711-peripherals.pdf +// // Raspberry Pi Zero: +// // https://datasheets.raspberrypi.com/bcm2835/bcm2835-peripherals.pdf // // // //--------------------------------------------------------------------------- -// uint32_t GPIOBUS_RPi_rp1::get_dt_ranges(const char *filename, uint32_t offset) -// { -// GPIO_FUNCTION_TRACE -// uint32_t address = ~0; -// if (FILE *fp = fopen(filename, "rb"); fp) { -// fseek(fp, offset, SEEK_SET); -// if (array buf; fread(buf.data(), 1, buf.size(), fp) == buf.size()) { -// address = (int)buf[0] << 24 | (int)buf[1] << 16 | (int)buf[2] << 8 | (int)buf[3] << 0; -// } -// fclose(fp); -// } -// return address; -// } -// uint32_t GPIOBUS_RPi_rp1::bcm_host_get_peripheral_address() -// { -// GPIO_FUNCTION_TRACE +// #include +// #include "hal/gpiobus_rpi_rp1.h" +// #include "hal/gpiobus.h" +// #include "hal/systimer.h" +// #include +// #include // #ifdef __linux__ -// uint32_t address = get_dt_ranges("/proc/device-tree/soc/ranges", 4); -// if (address == 0) { -// address = get_dt_ranges("/proc/device-tree/soc/ranges", 8); -// } -// address = (address == (uint32_t)~0) ? 0x20000000 : address; -// return address; -// #else -// return 0; +// #include // #endif +// #include +// #include +// #include + + + + + + + +// #include +// #include +// #include +// #include + +// // #include "gpiochip.h" +// // #include "util.h" + + +// const GPIOBUS_RPi_rp1::GPIO_STATE_T GPIOBUS_RPi_rp1::gpio_state = { +// .io = {RP1_IO_BANK0_OFFSET, RP1_IO_BANK1_OFFSET, RP1_IO_BANK2_OFFSET}, +// .pads = {RP1_PADS_BANK0_OFFSET, RP1_PADS_BANK1_OFFSET, RP1_PADS_BANK2_OFFSET}, +// .sys_rio = {RP1_SYS_RIO_BANK0_OFFSET, RP1_SYS_RIO_BANK1_OFFSET, RP1_SYS_RIO_BANK2_OFFSET}, +// }; + +// const int GPIOBUS_RPi_rp1::rp1_bank_base[] = {0, 28, 34}; + + + +// // static const char *GPIOBUS_RPi_rp1::rp1_gpio_fsel_names[GPIOBUS_RPi_rp1::RP1_NUM_GPIOS][GPIOBUS_RPi_rp1::RP1_FSEL_COUNT] = +// // { +// // { "SPI0_SIO3" , "DPI_PCLK" , "TXD1" , "SDA0" , 0 , "SYS_RIO00" , "PROC_RIO00" , "PIO0" , "SPI2_CE0" , }, +// // { "SPI0_SIO2" , "DPI_DE" , "RXD1" , "SCL0" , 0 , "SYS_RIO01" , "PROC_RIO01" , "PIO1" , "SPI2_SIO1", }, +// // { "SPI0_CE3" , "DPI_VSYNC" , "CTS1" , "SDA1" , "IR_RX0" , "SYS_RIO02" , "PROC_RIO02" , "PIO2" , "SPI2_SIO0", }, +// // { "SPI0_CE2" , "DPI_HSYNC" , "RTS1" , "SCL1" , "IR_TX0" , "SYS_RIO03" , "PROC_RIO03" , "PIO3" , "SPI2_SCLK", }, +// // { "GPCLK0" , "DPI_D0" , "TXD2" , "SDA2" , "RI0" , "SYS_RIO04" , "PROC_RIO04" , "PIO4" , "SPI3_CE0" , }, +// // { "GPCLK1" , "DPI_D1" , "RXD2" , "SCL2" , "DTR0" , "SYS_RIO05" , "PROC_RIO05" , "PIO5" , "SPI3_SIO1", }, +// // { "GPCLK2" , "DPI_D2" , "CTS2" , "SDA3" , "DCD0" , "SYS_RIO06" , "PROC_RIO06" , "PIO6" , "SPI3_SIO0", }, +// // { "SPI0_CE1" , "DPI_D3" , "RTS2" , "SCL3" , "DSR0" , "SYS_RIO07" , "PROC_RIO07" , "PIO7" , "SPI3_SCLK", }, +// // { "SPI0_CE0" , "DPI_D4" , "TXD3" , "SDA0" , 0 , "SYS_RIO08" , "PROC_RIO08" , "PIO8" , "SPI4_CE0" , }, +// // { "SPI0_MISO" , "DPI_D5" , "RXD3" , "SCL0" , 0 , "SYS_RIO09" , "PROC_RIO09" , "PIO9" , "SPI4_SIO0", }, +// // { "SPI0_MOSI" , "DPI_D6" , "CTS3" , "SDA1" , 0 , "SYS_RIO010", "PROC_RIO010", "PIO10" , "SPI4_SIO1", }, +// // { "SPI0_SCLK" , "DPI_D7" , "RTS3" , "SCL1" , 0 , "SYS_RIO011", "PROC_RIO011", "PIO11" , "SPI4_SCLK", }, +// // { "PWM0_CHAN0", "DPI_D8" , "TXD4" , "SDA2" , "AAUD_LEFT" , "SYS_RIO012", "PROC_RIO012", "PIO12" , "SPI5_CE0" , }, +// // { "PWM0_CHAN1", "DPI_D9" , "RXD4" , "SCL2" , "AAUD_RIGHT" , "SYS_RIO013", "PROC_RIO013", "PIO13" , "SPI5_SIO1", }, +// // { "PWM0_CHAN2", "DPI_D10" , "CTS4" , "SDA3" , "TXD0" , "SYS_RIO014", "PROC_RIO014", "PIO14" , "SPI5_SIO0", }, +// // { "PWM0_CHAN3", "DPI_D11" , "RTS4" , "SCL3" , "RXD0" , "SYS_RIO015", "PROC_RIO015", "PIO15" , "SPI5_SCLK", }, +// // { "SPI1_CE2" , "DPI_D12" , "DSI0_TE_EXT" , 0 , "CTS0" , "SYS_RIO016", "PROC_RIO016", "PIO16" , }, +// // { "SPI1_CE1" , "DPI_D13" , "DSI1_TE_EXT" , 0 , "RTS0" , "SYS_RIO017", "PROC_RIO017", "PIO17" , }, +// // { "SPI1_CE0" , "DPI_D14" , "I2S0_SCLK" , "PWM0_CHAN2" , "I2S1_SCLK" , "SYS_RIO018", "PROC_RIO018", "PIO18" , "GPCLK1", }, +// // { "SPI1_MISO" , "DPI_D15" , "I2S0_WS" , "PWM0_CHAN3" , "I2S1_WS" , "SYS_RIO019", "PROC_RIO019", "PIO19" , }, +// // { "SPI1_MOSI" , "DPI_D16" , "I2S0_SDI0" , "GPCLK0" , "I2S1_SDI0" , "SYS_RIO020", "PROC_RIO020", "PIO20" , }, +// // { "SPI1_SCLK" , "DPI_D17" , "I2S0_SDO0" , "GPCLK1" , "I2S1_SDO0" , "SYS_RIO021", "PROC_RIO021", "PIO21" , }, +// // { "SD0_CLK" , "DPI_D18" , "I2S0_SDI1" , "SDA3" , "I2S1_SDI1" , "SYS_RIO022", "PROC_RIO022", "PIO22" , }, +// // { "SD0_CMD" , "DPI_D19" , "I2S0_SDO1" , "SCL3" , "I2S1_SDO1" , "SYS_RIO023", "PROC_RIO023", "PIO23" , }, +// // { "SD0_DAT0" , "DPI_D20" , "I2S0_SDI2" , 0 , "I2S1_SDI2" , "SYS_RIO024", "PROC_RIO024", "PIO24" , "SPI2_CE1" , }, +// // { "SD0_DAT1" , "DPI_D21" , "I2S0_SDO2" , "MIC_CLK" , "I2S1_SDO2" , "SYS_RIO025", "PROC_RIO025", "PIO25" , "SPI3_CE1" , }, +// // { "SD0_DAT2" , "DPI_D22" , "I2S0_SDI3" , "MIC_DAT0" , "I2S1_SDI3" , "SYS_RIO026", "PROC_RIO026", "PIO26" , "SPI5_CE1" , }, +// // { "SD0_DAT3" , "DPI_D23" , "I2S0_SDO3" , "MIC_DAT1" , "I2S1_SDO3" , "SYS_RIO027", "PROC_RIO027", "PIO27" , "SPI1_CE1" , }, +// // { "SD1_CLK" , "SDA4" , "I2S2_SCLK" , "SPI6_MISO" , "VBUS_EN0" , "SYS_RIO10" , "PROC_RIO10" , }, +// // { "SD1_CMD" , "SCL4" , "I2S2_WS" , "SPI6_MOSI" , "VBUS_OC0" , "SYS_RIO11" , "PROC_RIO11" , }, +// // { "SD1_DAT0" , "SDA5" , "I2S2_SDI0" , "SPI6_SCLK" , "TXD5" , "SYS_RIO12" , "PROC_RIO12" , }, +// // { "SD1_DAT1" , "SCL5" , "I2S2_SDO0" , "SPI6_CE0" , "RXD5" , "SYS_RIO13" , "PROC_RIO13" , }, +// // { "SD1_DAT2" , "GPCLK3" , "I2S2_SDI1" , "SPI6_CE1" , "CTS5" , "SYS_RIO14" , "PROC_RIO14" , }, +// // { "SD1_DAT3" , "GPCLK4" , "I2S2_SDO1" , "SPI6_CE2" , "RTS5" , "SYS_RIO15" , "PROC_RIO15" , }, +// // { "PWM1_CHAN2", "GPCLK3" , "VBUS_EN0" , "SDA4" , "MIC_CLK" , "SYS_RIO20" , "PROC_RIO20" , }, +// // { "SPI8_CE1" , "PWM1_CHAN0" , "VBUS_OC0" , "SCL4" , "MIC_DAT0" , "SYS_RIO21" , "PROC_RIO21" , }, +// // { "SPI8_CE0" , "TXD5" , "PCIE_CLKREQ_N", "SDA5" , "MIC_DAT1" , "SYS_RIO22" , "PROC_RIO22" , }, +// // { "SPI8_MISO" , "RXD5" , "MIC_CLK" , "SCL5" , "PCIE_CLKREQ_N", "SYS_RIO23" , "PROC_RIO23" , }, +// // { "SPI8_MOSI" , "RTS5" , "MIC_DAT0" , "SDA6" , "AAUD_LEFT" , "SYS_RIO24" , "PROC_RIO24" , "DSI0_TE_EXT", }, +// // { "SPI8_SCLK" , "CTS5" , "MIC_DAT1" , "SCL6" , "AAUD_RIGHT" , "SYS_RIO25" , "PROC_RIO25" , "DSI1_TE_EXT", }, +// // { "PWM1_CHAN1", "TXD5" , "SDA4" , "SPI6_MISO" , "AAUD_LEFT" , "SYS_RIO26" , "PROC_RIO26" , }, +// // { "PWM1_CHAN2", "RXD5" , "SCL4" , "SPI6_MOSI" , "AAUD_RIGHT" , "SYS_RIO27" , "PROC_RIO27" , }, +// // { "GPCLK5" , "RTS5" , "VBUS_EN1" , "SPI6_SCLK" , "I2S2_SCLK" , "SYS_RIO28" , "PROC_RIO28" , }, +// // { "GPCLK4" , "CTS5" , "VBUS_OC1" , "SPI6_CE0" , "I2S2_WS" , "SYS_RIO29" , "PROC_RIO29" , }, +// // { "GPCLK5" , "SDA5" , "PWM1_CHAN0" , "SPI6_CE1" , "I2S2_SDI0" , "SYS_RIO210", "PROC_RIO210", }, +// // { "PWM1_CHAN3", "SCL5" , "SPI7_CE0" , "SPI6_CE2" , "I2S2_SDO0" , "SYS_RIO211", "PROC_RIO211", }, +// // { "GPCLK3" , "SDA4" , "SPI7_MOSI" , "MIC_CLK" , "I2S2_SDI1" , "SYS_RIO212", "PROC_RIO212", "DSI0_TE_EXT", }, +// // { "GPCLK5" , "SCL4" , "SPI7_MISO" , "MIC_DAT0" , "I2S2_SDO1" , "SYS_RIO213", "PROC_RIO213", "DSI1_TE_EXT", }, +// // { "PWM1_CHAN0", "PCIE_CLKREQ_N", "SPI7_SCLK" , "MIC_DAT1" , "TXD5" , "SYS_RIO214", "PROC_RIO214", }, +// // { "SPI8_SCLK" , "SPI7_SCLK" , "SDA5" , "AAUD_LEFT" , "RXD5" , "SYS_RIO215", "PROC_RIO215", }, +// // { "SPI8_MISO" , "SPI7_MOSI" , "SCL5" , "AAUD_RIGHT" , "VBUS_EN2" , "SYS_RIO216", "PROC_RIO216", }, +// // { "SPI8_MOSI" , "SPI7_MISO" , "SDA6" , "AAUD_LEFT" , "VBUS_OC2" , "SYS_RIO217", "PROC_RIO217", }, +// // { "SPI8_CE0" , 0 , "SCL6" , "AAUD_RIGHT" , "VBUS_EN3" , "SYS_RIO218", "PROC_RIO218", }, +// // { "SPI8_CE1" , "SPI7_CE0" , 0 , "PCIE_CLKREQ_N", "VBUS_OC3" , "SYS_RIO219", "PROC_RIO219", }, +// // }; + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_get_bank(int num, int *bank, int *offset) +// { +// *bank = *offset = 0; +// if (num >= RP1_NUM_GPIOS) +// { +// assert(0); +// return; +// } + +// if (num < rp1_bank_base[1]) +// *bank = 0; +// else if (num < rp1_bank_base[2]) +// *bank = 1; +// else +// *bank = 2; + +// *offset = num - rp1_bank_base[*bank]; // } -bool GPIOBUS_RPi_rp1::Init(mode_e mode) -{ - GPIOBUS::Init(mode); +// /* static */ uint32_t GPIOBUS_RPi_rp1::rp1_gpio_ctrl_read(volatile uint32_t *base, int bank, int offset) +// { +// return rp1_gpio_read32(base, gpio_state.io[bank], RP1_GPIO_IO_REG_CTRL_OFFSET(offset)); +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_ctrl_write(volatile uint32_t *base, int bank, int offset, +// uint32_t value) +// { +// rp1_gpio_write32(base, gpio_state.io[bank], RP1_GPIO_IO_REG_CTRL_OFFSET(offset), value); +// } + +// /* static */ uint32_t GPIOBUS_RPi_rp1::rp1_gpio_pads_read(volatile uint32_t *base, int bank, int offset) +// { +// return rp1_gpio_read32(base, gpio_state.pads[bank], RP1_GPIO_PADS_REG_OFFSET(offset)); +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_pads_write(volatile uint32_t *base, int bank, int offset, +// uint32_t value) +// { +// rp1_gpio_write32(base, gpio_state.pads[bank], RP1_GPIO_PADS_REG_OFFSET(offset), value); +// } + +// /* static */ uint32_t GPIOBUS_RPi_rp1::rp1_gpio_sys_rio_out_read(volatile uint32_t *base, int bank, +// int offset) +// { +// UNUSED(offset); +// return rp1_gpio_read32(base, gpio_state.sys_rio[bank], RP1_GPIO_SYS_RIO_REG_OUT_OFFSET); +// } + +// /* static */ uint32_t GPIOBUS_RPi_rp1::rp1_gpio_sys_rio_sync_in_read(volatile uint32_t *base, int bank, +// int offset) +// { +// UNUSED(offset); +// return rp1_gpio_read32(base, gpio_state.sys_rio[bank], +// RP1_GPIO_SYS_RIO_REG_SYNC_IN_OFFSET); +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_sys_rio_out_set(volatile uint32_t *base, int bank, int offset) +// { +// rp1_gpio_write32(base, gpio_state.sys_rio[bank], +// RP1_GPIO_SYS_RIO_REG_OUT_OFFSET + RP1_SET_OFFSET, 1U << offset); +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_sys_rio_out_clr(volatile uint32_t *base, int bank, int offset) +// { +// rp1_gpio_write32(base, gpio_state.sys_rio[bank], +// RP1_GPIO_SYS_RIO_REG_OUT_OFFSET + RP1_CLR_OFFSET, 1U << offset); +// } + +// /* static */ uint32_t GPIOBUS_RPi_rp1::rp1_gpio_sys_rio_oe_read(volatile uint32_t *base, int bank) +// { +// return rp1_gpio_read32(base, gpio_state.sys_rio[bank], +// RP1_GPIO_SYS_RIO_REG_OE_OFFSET); +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_sys_rio_oe_clr(volatile uint32_t *base, int bank, int offset) +// { +// rp1_gpio_write32(base, gpio_state.sys_rio[bank], +// RP1_GPIO_SYS_RIO_REG_OE_OFFSET + RP1_CLR_OFFSET, +// 1U << offset); +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_sys_rio_oe_set(volatile uint32_t *base, int bank, int offset) +// { +// rp1_gpio_write32(base, gpio_state.sys_rio[bank], +// RP1_GPIO_SYS_RIO_REG_OE_OFFSET + RP1_SET_OFFSET, +// 1U << offset); +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_set_dir(void *priv, uint32_t gpio, GPIO_DIR_T dir) +// { +// volatile uint32_t *base = (volatile uint32_t*)priv; +// int bank, offset; + +// rp1_gpio_get_bank(gpio, &bank, &offset); + +// if (dir == DIR_INPUT) +// rp1_gpio_sys_rio_oe_clr(base, bank, offset); +// else if (dir == DIR_OUTPUT) +// rp1_gpio_sys_rio_oe_set(base, bank, offset); +// else +// assert(0); +// } + +// /* static */ GPIOBUS_RPi_rp1::GPIO_DIR_T GPIOBUS_RPi_rp1::rp1_gpio_get_dir(void *priv, unsigned gpio) +// { +// volatile uint32_t *base = (volatile uint32_t*)priv; +// int bank, offset; +// GPIO_DIR_T dir; +// uint32_t reg; + +// rp1_gpio_get_bank(gpio, &bank, &offset); +// reg = rp1_gpio_sys_rio_oe_read(base, bank); + +// dir = (reg & (1U << offset)) ? DIR_OUTPUT : DIR_INPUT; + +// return dir; +// } + +// /* static */ GPIOBUS_RPi_rp1::GPIO_FSEL_T GPIOBUS_RPi_rp1::rp1_gpio_get_fsel(void *priv, unsigned gpio) +// { +// volatile uint32_t *base = (volatile uint32_t *)priv; +// int bank, offset; +// uint32_t reg; +// GPIO_FSEL_T fsel; +// RP1_FSEL_T rsel; + +// rp1_gpio_get_bank(gpio, &bank, &offset); +// reg = rp1_gpio_ctrl_read(base, bank, offset); +// rsel = ((reg & RP1_GPIO_CTRL_FSEL_MASK) >> RP1_GPIO_CTRL_FSEL_LSB); +// if (rsel == RP1_FSEL_SYS_RIO) +// fsel = GPIO_FSEL_GPIO; +// else if (rsel == RP1_FSEL_NULL) +// fsel = GPIO_FSEL_NONE; +// else if (rsel < RP1_FSEL_COUNT) +// fsel = (GPIO_FSEL_T)rsel; +// else +// fsel = GPIO_FSEL_MAX; + +// return fsel; +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_set_fsel(void *priv, unsigned gpio, const GPIO_FSEL_T func) +// { +// volatile uint32_t *base = (volatile uint32_t*)priv; +// int bank, offset; +// uint32_t ctrl_reg; +// uint32_t pad_reg; +// uint32_t old_pad_reg; +// RP1_FSEL_T rsel; + +// if (func < (GPIO_FSEL_T)RP1_FSEL_COUNT) +// rsel = (RP1_FSEL_T)func; +// else if (func == GPIO_FSEL_INPUT || +// func == GPIO_FSEL_OUTPUT || +// func == GPIO_FSEL_GPIO) +// rsel = RP1_FSEL_SYS_RIO; +// else if (func == GPIO_FSEL_NONE) +// rsel = RP1_FSEL_NULL; +// else +// return; + +// rp1_gpio_get_bank(gpio, &bank, &offset); +// if (func == GPIO_FSEL_INPUT) +// rp1_gpio_set_dir(priv, gpio, DIR_INPUT); +// else if (func == GPIO_FSEL_OUTPUT) +// rp1_gpio_set_dir(priv, gpio, DIR_OUTPUT); + +// ctrl_reg = rp1_gpio_ctrl_read(base, bank, offset) & ~RP1_GPIO_CTRL_FSEL_MASK; +// ctrl_reg |= rsel << RP1_GPIO_CTRL_FSEL_LSB; +// rp1_gpio_ctrl_write(base, bank, offset, ctrl_reg); + +// pad_reg = rp1_gpio_pads_read(base, bank, offset); +// old_pad_reg = pad_reg; +// if (rsel == RP1_FSEL_NULL) +// { +// // Disable input +// pad_reg &= ~RP1_PADS_IE_SET; +// } +// else +// { +// // Enable input +// pad_reg |= RP1_PADS_IE_SET; +// } + +// if (rsel != RP1_FSEL_NULL) +// { +// // Enable peripheral func output +// pad_reg &= ~RP1_PADS_OD_SET; +// } +// else +// { +// // Disable peripheral func output +// pad_reg |= RP1_PADS_OD_SET; +// } + +// if (pad_reg != old_pad_reg) +// rp1_gpio_pads_write(base, bank, offset, pad_reg); +// } + +// /* static */ int GPIOBUS_RPi_rp1::rp1_gpio_get_level(void *priv, unsigned gpio) +// { +// volatile uint32_t *base = (volatile uint32_t *)priv; +// int bank, offset; +// uint32_t pad_reg; +// uint32_t reg; +// int level; + +// rp1_gpio_get_bank(gpio, &bank, &offset); +// pad_reg = rp1_gpio_pads_read(base, bank, offset); +// if (!(pad_reg & RP1_PADS_IE_SET)) +// return -1; +// reg = rp1_gpio_sys_rio_sync_in_read(base, bank, offset); +// level = (reg & (1U << offset)) ? 1 : 0; + +// return level; +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_set_drive(void *priv, unsigned gpio, GPIO_DRIVE_T drv) +// { +// volatile uint32_t *base = (volatile uint32_t*)priv; +// int bank, offset; + +// rp1_gpio_get_bank(gpio, &bank, &offset); +// if (drv == DRIVE_HIGH) +// rp1_gpio_sys_rio_out_set(base, bank, offset); +// else if (drv == DRIVE_LOW) +// rp1_gpio_sys_rio_out_clr(base, bank, offset); +// } + +// /* static */ void GPIOBUS_RPi_rp1::rp1_gpio_set_pull(void *priv, unsigned gpio, GPIO_PULL_T pull) +// { +// volatile uint32_t *base = (volatile uint32_t*)priv; +// uint32_t reg; +// int bank, offset; + +// rp1_gpio_get_bank(gpio, &bank, &offset); +// reg = rp1_gpio_pads_read(base, bank, offset); +// reg &= ~(RP1_PADS_PDE_SET | RP1_PADS_PUE_SET); +// if (pull == PULL_UP) +// reg |= RP1_PADS_PUE_SET; +// else if (pull == PULL_DOWN) +// reg |= RP1_PADS_PDE_SET; +// rp1_gpio_pads_write(base, bank, offset, reg); +// } + +// /* static */ GPIOBUS_RPi_rp1::GPIO_PULL_T GPIOBUS_RPi_rp1::rp1_gpio_get_pull(void *priv, unsigned gpio) +// { +// volatile uint32_t *base = (volatile uint32_t*)priv; +// uint32_t reg; +// GPIO_PULL_T pull = PULL_NONE; +// int bank, offset; + +// rp1_gpio_get_bank(gpio, &bank, &offset); +// reg = rp1_gpio_pads_read(base, bank, offset); +// if (reg & RP1_PADS_PUE_SET) +// pull = PULL_UP; +// else if (reg & RP1_PADS_PDE_SET) +// pull = PULL_DOWN; + +// return pull; +// } + +// /* static */ GPIOBUS_RPi_rp1::GPIO_DRIVE_T GPIOBUS_RPi_rp1::rp1_gpio_get_drive(void *priv, unsigned gpio) +// { +// volatile uint32_t *base = (volatile uint32_t*)priv; +// uint32_t reg; +// int bank, offset; + +// rp1_gpio_get_bank(gpio, &bank, &offset); +// reg = rp1_gpio_sys_rio_out_read(base, bank, offset); +// return (reg & (1U << offset)) ? DRIVE_HIGH : DRIVE_LOW; +// } + +// /* static */ const char *GPIOBUS_RPi_rp1::rp1_gpio_get_name(void *priv, unsigned gpio) +// { +// // /* static */ char name_buf[16]; +// // UNUSED(priv); + +// // if (gpio >= RP1_NUM_GPIOS) +// // return NULL; + +// // sprintf(name_buf, "GPIO%d", gpio); +// // return name_buf; +// return nullptr; +// } + +// /* static */ const char *GPIOBUS_RPi_rp1::rp1_gpio_get_fsel_name(void *priv, unsigned gpio, GPIO_FSEL_T fsel) +// { +// const char *name = NULL; +// UNUSED(priv); +// return "unknown"; +// // switch (fsel) +// // { +// // case GPIO_FSEL_GPIO: +// // name = "gpio"; +// // break; +// // case GPIO_FSEL_INPUT: +// // name = "input"; +// // break; +// // case GPIO_FSEL_OUTPUT: +// // name = "output"; +// // break; +// // case GPIO_FSEL_NONE: +// // name = "none"; +// // break; +// // case GPIO_FSEL_FUNC0: +// // case GPIO_FSEL_FUNC1: +// // case GPIO_FSEL_FUNC2: +// // case GPIO_FSEL_FUNC3: +// // case GPIO_FSEL_FUNC4: +// // case GPIO_FSEL_FUNC5: +// // case GPIO_FSEL_FUNC6: +// // case GPIO_FSEL_FUNC7: +// // case GPIO_FSEL_FUNC8: +// // if (gpio < RP1_NUM_GPIOS) +// // { +// // name = rp1_gpio_fsel_names[gpio][fsel - GPIO_FSEL_FUNC0]; +// // if (!name) +// // name = "-"; +// // } +// // break; +// // default: +// // return NULL; +// // } +// // return name; +// } + +// /* static */void *GPIOBUS_RPi_rp1::rp1_gpio_create_instance(const GPIO_CHIP_T *chip, +// const char *dtnode) +// { +// UNUSED(dtnode); +// return (void *)chip; +// } + +// /* static */ int GPIOBUS_RPi_rp1::rp1_gpio_count(void *priv) +// { +// UNUSED(priv); +// return RP1_NUM_GPIOS; +// } + +// /* static */ void *GPIOBUS_RPi_rp1::rp1_gpio_probe_instance(void *priv, volatile uint32_t *base) +// { +// UNUSED(priv); +// return (void *)base; +// } + + + + + + + + + + + + +// // //--------------------------------------------------------------------------- +// // // +// // // imported from bcm_host.c +// // // +// // //--------------------------------------------------------------------------- +// // uint32_t GPIOBUS_RPi_rp1::get_dt_ranges(const char *filename, uint32_t offset) +// // { +// // GPIO_FUNCTION_TRACE +// // uint32_t address = ~0; +// // if (FILE *fp = fopen(filename, "rb"); fp) { +// // fseek(fp, offset, SEEK_SET); +// // if (array buf; fread(buf.data(), 1, buf.size(), fp) == buf.size()) { +// // address = (int)buf[0] << 24 | (int)buf[1] << 16 | (int)buf[2] << 8 | (int)buf[3] << 0; +// // } +// // fclose(fp); +// // } +// // return address; +// // } + +// // uint32_t GPIOBUS_RPi_rp1::bcm_host_get_peripheral_address() +// // { +// // GPIO_FUNCTION_TRACE +// // #ifdef __linux__ +// // uint32_t address = get_dt_ranges("/proc/device-tree/soc/ranges", 4); +// // if (address == 0) { +// // address = get_dt_ranges("/proc/device-tree/soc/ranges", 8); +// // } +// // address = (address == (uint32_t)~0) ? 0x20000000 : address; +// // return address; +// // #else +// // return 0; +// // #endif +// // } + +// bool GPIOBUS_RPi_rp1::Init(mode_e mode) +// { +// GPIOBUS::Init(mode); - return true; -// #if defined(__x86_64__) || defined(__X86__) -// (void)baseaddr; -// level = new uint32_t(); // return true; +// // #if defined(__x86_64__) || defined(__X86__) +// // (void)baseaddr; +// // level = new uint32_t(); +// // return true; +// // #else +// // int i; +// // #ifdef USE_SEL_EVENT_ENABLE +// // epoll_event ev = {}; +// // #endif + +// // // Get the base address +// // baseaddr = (uint32_t)bcm_host_get_peripheral_address(); + +// // // Open /dev/mem +// // int fd = open("/dev/mem", O_RDWR | O_SYNC); +// // if (fd == -1) { +// // spdlog::error("Error: Unable to open /dev/mem. Are you running as root?"); +// // return false; +// // } + +// // // Map peripheral region memory +// // void *map = mmap(NULL, 0x1000100, PROT_READ | PROT_WRITE, MAP_SHARED, fd, baseaddr); +// // if (map == MAP_FAILED) { +// // spdlog::error("Error: Unable to map memory: "+ string(strerror(errno))); +// // close(fd); +// // return false; +// // } + +// // // Determine the type of raspberry pi from the base address +// // if (baseaddr == 0xfe000000) { +// // rpitype = 4; +// // } else if (baseaddr == 0x3f000000) { +// // rpitype = 2; +// // } else { +// // rpitype = 1; +// // } + +// // // GPIO +// // gpio = (uint32_t *)map; +// // gpio += GPIO_OFFSET / sizeof(uint32_t); +// // level = &gpio[GPIO_LEV_0]; + +// // // PADS +// // pads = (uint32_t *)map; +// // pads += PADS_OFFSET / sizeof(uint32_t); + +// // // System timer +// // SysTimer::Init(); + +// // // Interrupt controller +// // irpctl = (uint32_t *)map; +// // irpctl += IRPT_OFFSET / sizeof(uint32_t); + +// // // Quad-A7 control +// // qa7regs = (uint32_t *)map; +// // qa7regs += QA7_OFFSET / sizeof(uint32_t); + +// // // Map GIC memory +// // if (rpitype == 4) { +// // map = mmap(NULL, 8192, PROT_READ | PROT_WRITE, MAP_SHARED, fd, ARM_GICD_BASE); +// // if (map == MAP_FAILED) { +// // close(fd); +// // return false; +// // } +// // gicd = (uint32_t *)map; +// // gicc = (uint32_t *)map; +// // gicc += (ARM_GICC_BASE - ARM_GICD_BASE) / sizeof(uint32_t); +// // } else { +// // gicd = NULL; +// // gicc = NULL; +// // } +// // close(fd); + +// // // Set Drive Strength to 16mA +// // DrvConfig(7); + +// // // Set pull up/pull down +// // #if SIGNAL_CONTROL_MODE == 0 +// // int pullmode = GPIO_PULLNONE; +// // #elif SIGNAL_CONTROL_MODE == 1 +// // int pullmode = GPIO_PULLUP; +// // #else +// // int pullmode = GPIO_PULLDOWN; +// // #endif + +// // // Initialize all signals +// // for (i = 0; SignalTable[i] >= 0; i++) { +// // int j = SignalTable[i]; +// // PinSetSignal(j, OFF); +// // PinConfig(j, GPIO_INPUT); +// // PullConfig(j, pullmode); +// // } + +// // // Set control signals +// // PinSetSignal(PIN_ACT, OFF); +// // PinSetSignal(PIN_TAD, OFF); +// // PinSetSignal(PIN_IND, OFF); +// // PinSetSignal(PIN_DTD, OFF); +// // PinConfig(PIN_ACT, GPIO_OUTPUT); +// // PinConfig(PIN_TAD, GPIO_OUTPUT); +// // PinConfig(PIN_IND, GPIO_OUTPUT); +// // PinConfig(PIN_DTD, GPIO_OUTPUT); + +// // // Set the ENABLE signal +// // // This is used to show that the application is running +// // PinSetSignal(PIN_ENB, ENB_OFF); +// // PinConfig(PIN_ENB, GPIO_OUTPUT); + +// // // GPIO Function Select (GPFSEL) registers backup +// // gpfsel[0] = gpio[GPIO_FSEL_0]; +// // gpfsel[1] = gpio[GPIO_FSEL_1]; +// // gpfsel[2] = gpio[GPIO_FSEL_2]; +// // gpfsel[3] = gpio[GPIO_FSEL_3]; + +// // // Initialize SEL signal interrupt +// // #ifdef USE_SEL_EVENT_ENABLE +// // // GPIO chip open +// // fd = open("/dev/gpiochip0", 0); +// // if (fd == -1) { +// // spdlog::error("Unable to open /dev/gpiochip0. If PiSCSI is running, please shut it down first."); +// // return false; +// // } + +// // // Event request setting +// // strcpy(selevreq.consumer_label, "PiSCSI"); +// // selevreq.lineoffset = PIN_SEL; +// // selevreq.handleflags = GPIOHANDLE_REQUEST_INPUT; +// // #if SIGNAL_CONTROL_MODE < 2 +// // selevreq.eventflags = GPIOEVENT_REQUEST_FALLING_EDGE; +// // #else +// // selevreq.eventflags = GPIOEVENT_REQUEST_RISING_EDGE; +// // #endif // SIGNAL_CONTROL_MODE + +// // // Get event request +// // if (ioctl(fd, GPIO_GET_LINEEVENT_IOCTL, &selevreq) == -1) { +// // spdlog::error("Unable to register event request. If PiSCSI is running, please shut it down first."); +// // close(fd); +// // return false; +// // } + +// // // Close GPIO chip file handle +// // close(fd); + +// // // epoll initialization +// // epfd = epoll_create(1); +// // ev.events = EPOLLIN | EPOLLPRI; +// // ev.data.fd = selevreq.fd; +// // epoll_ctl(epfd, EPOLL_CTL_ADD, selevreq.fd, &ev); +// // #else +// // // Edge detection setting +// // #if SIGNAL_CONTROL_MODE == 2 +// // gpio[GPIO_AREN_0] = 1 << PIN_SEL; +// // #else +// // gpio[GPIO_AFEN_0] = 1 << PIN_SEL; +// // #endif // SIGNAL_CONTROL_MODE + +// // // Clear event - GPIO Pin Event Detect Status +// // gpio[GPIO_EDS_0] = 1 << PIN_SEL; + +// // // Register interrupt handler +// // setIrqFuncAddress(IrqHandler); + +// // // GPIO interrupt setting +// // if (rpitype == 4) { +// // // GIC Invalid +// // gicd[GICD_CTLR] = 0; + +// // // Route all interupts to core 0 +// // for (i = 0; i < 8; i++) { +// // gicd[GICD_ICENABLER0 + i] = 0xffffffff; +// // gicd[GICD_ICPENDR0 + i] = 0xffffffff; +// // gicd[GICD_ICACTIVER0 + i] = 0xffffffff; +// // } +// // for (i = 0; i < 64; i++) { +// // gicd[GICD_IPRIORITYR0 + i] = 0xa0a0a0a0; +// // gicd[GICD_ITARGETSR0 + i] = 0x01010101; +// // } + +// // // Set all interrupts as level triggers +// // for (i = 0; i < 16; i++) { +// // gicd[GICD_ICFGR0 + i] = 0; +// // } + +// // // GIC Invalid +// // gicd[GICD_CTLR] = 1; + +// // // Enable CPU interface for core 0 +// // gicc[GICC_PMR] = 0xf0; +// // gicc[GICC_CTLR] = 1; + +// // // Enable interrupts +// // gicd[GICD_ISENABLER0 + (GIC_GPIO_IRQ / 32)] = 1 << (GIC_GPIO_IRQ % 32); +// // } else { +// // // Enable interrupts +// // irpctl[IRPT_ENB_IRQ_2] = (1 << (GPIO_IRQ % 32)); +// // } +// // #endif // USE_SEL_EVENT_ENABLE + +// // // Create work table +// // MakeTable(); + +// // // Finally, enable ENABLE +// // // Show the user that this app is running +// // SetControl(PIN_ENB, ENB_ON); + +// // return true; +// // #endif // ifdef __x86_64__ || __X86__ +// } + +// void GPIOBUS_RPi_rp1::Cleanup() +// { +// #if defined(__x86_64__) || defined(__X86__) +// return; // #else -// int i; +// // Release SEL signal interrupt // #ifdef USE_SEL_EVENT_ENABLE -// epoll_event ev = {}; -// #endif - -// // Get the base address -// baseaddr = (uint32_t)bcm_host_get_peripheral_address(); - -// // Open /dev/mem -// int fd = open("/dev/mem", O_RDWR | O_SYNC); -// if (fd == -1) { -// spdlog::error("Error: Unable to open /dev/mem. Are you running as root?"); -// return false; -// } - -// // Map peripheral region memory -// void *map = mmap(NULL, 0x1000100, PROT_READ | PROT_WRITE, MAP_SHARED, fd, baseaddr); -// if (map == MAP_FAILED) { -// spdlog::error("Error: Unable to map memory: "+ string(strerror(errno))); -// close(fd); -// return false; -// } - -// // Determine the type of raspberry pi from the base address -// if (baseaddr == 0xfe000000) { -// rpitype = 4; -// } else if (baseaddr == 0x3f000000) { -// rpitype = 2; -// } else { -// rpitype = 1; -// } - -// // GPIO -// gpio = (uint32_t *)map; -// gpio += GPIO_OFFSET / sizeof(uint32_t); -// level = &gpio[GPIO_LEV_0]; - -// // PADS -// pads = (uint32_t *)map; -// pads += PADS_OFFSET / sizeof(uint32_t); - -// // System timer -// SysTimer::Init(); - -// // Interrupt controller -// irpctl = (uint32_t *)map; -// irpctl += IRPT_OFFSET / sizeof(uint32_t); - -// // Quad-A7 control -// qa7regs = (uint32_t *)map; -// qa7regs += QA7_OFFSET / sizeof(uint32_t); - -// // Map GIC memory -// if (rpitype == 4) { -// map = mmap(NULL, 8192, PROT_READ | PROT_WRITE, MAP_SHARED, fd, ARM_GICD_BASE); -// if (map == MAP_FAILED) { -// close(fd); -// return false; -// } -// gicd = (uint32_t *)map; -// gicc = (uint32_t *)map; -// gicc += (ARM_GICC_BASE - ARM_GICD_BASE) / sizeof(uint32_t); -// } else { -// gicd = NULL; -// gicc = NULL; -// } -// close(fd); - -// // Set Drive Strength to 16mA -// DrvConfig(7); - -// // Set pull up/pull down -// #if SIGNAL_CONTROL_MODE == 0 -// int pullmode = GPIO_PULLNONE; -// #elif SIGNAL_CONTROL_MODE == 1 -// int pullmode = GPIO_PULLUP; -// #else -// int pullmode = GPIO_PULLDOWN; -// #endif - -// // Initialize all signals -// for (i = 0; SignalTable[i] >= 0; i++) { -// int j = SignalTable[i]; -// PinSetSignal(j, OFF); -// PinConfig(j, GPIO_INPUT); -// PullConfig(j, pullmode); -// } - -// // Set control signals -// PinSetSignal(PIN_ACT, OFF); -// PinSetSignal(PIN_TAD, OFF); -// PinSetSignal(PIN_IND, OFF); -// PinSetSignal(PIN_DTD, OFF); -// PinConfig(PIN_ACT, GPIO_OUTPUT); -// PinConfig(PIN_TAD, GPIO_OUTPUT); -// PinConfig(PIN_IND, GPIO_OUTPUT); -// PinConfig(PIN_DTD, GPIO_OUTPUT); - -// // Set the ENABLE signal -// // This is used to show that the application is running -// PinSetSignal(PIN_ENB, ENB_OFF); -// PinConfig(PIN_ENB, GPIO_OUTPUT); - -// // GPIO Function Select (GPFSEL) registers backup -// gpfsel[0] = gpio[GPIO_FSEL_0]; -// gpfsel[1] = gpio[GPIO_FSEL_1]; -// gpfsel[2] = gpio[GPIO_FSEL_2]; -// gpfsel[3] = gpio[GPIO_FSEL_3]; - -// // Initialize SEL signal interrupt -// #ifdef USE_SEL_EVENT_ENABLE -// // GPIO chip open -// fd = open("/dev/gpiochip0", 0); -// if (fd == -1) { -// spdlog::error("Unable to open /dev/gpiochip0. If PiSCSI is running, please shut it down first."); -// return false; -// } - -// // Event request setting -// strcpy(selevreq.consumer_label, "PiSCSI"); -// selevreq.lineoffset = PIN_SEL; -// selevreq.handleflags = GPIOHANDLE_REQUEST_INPUT; -// #if SIGNAL_CONTROL_MODE < 2 -// selevreq.eventflags = GPIOEVENT_REQUEST_FALLING_EDGE; -// #else -// selevreq.eventflags = GPIOEVENT_REQUEST_RISING_EDGE; -// #endif // SIGNAL_CONTROL_MODE - -// // Get event request -// if (ioctl(fd, GPIO_GET_LINEEVENT_IOCTL, &selevreq) == -1) { -// spdlog::error("Unable to register event request. If PiSCSI is running, please shut it down first."); -// close(fd); -// return false; -// } - -// // Close GPIO chip file handle -// close(fd); - -// // epoll initialization -// epfd = epoll_create(1); -// ev.events = EPOLLIN | EPOLLPRI; -// ev.data.fd = selevreq.fd; -// epoll_ctl(epfd, EPOLL_CTL_ADD, selevreq.fd, &ev); -// #else -// // Edge detection setting -// #if SIGNAL_CONTROL_MODE == 2 -// gpio[GPIO_AREN_0] = 1 << PIN_SEL; -// #else -// gpio[GPIO_AFEN_0] = 1 << PIN_SEL; -// #endif // SIGNAL_CONTROL_MODE - -// // Clear event - GPIO Pin Event Detect Status -// gpio[GPIO_EDS_0] = 1 << PIN_SEL; - -// // Register interrupt handler -// setIrqFuncAddress(IrqHandler); - -// // GPIO interrupt setting -// if (rpitype == 4) { -// // GIC Invalid -// gicd[GICD_CTLR] = 0; - -// // Route all interupts to core 0 -// for (i = 0; i < 8; i++) { -// gicd[GICD_ICENABLER0 + i] = 0xffffffff; -// gicd[GICD_ICPENDR0 + i] = 0xffffffff; -// gicd[GICD_ICACTIVER0 + i] = 0xffffffff; -// } -// for (i = 0; i < 64; i++) { -// gicd[GICD_IPRIORITYR0 + i] = 0xa0a0a0a0; -// gicd[GICD_ITARGETSR0 + i] = 0x01010101; -// } - -// // Set all interrupts as level triggers -// for (i = 0; i < 16; i++) { -// gicd[GICD_ICFGR0 + i] = 0; -// } - -// // GIC Invalid -// gicd[GICD_CTLR] = 1; - -// // Enable CPU interface for core 0 -// gicc[GICC_PMR] = 0xf0; -// gicc[GICC_CTLR] = 1; - -// // Enable interrupts -// gicd[GICD_ISENABLER0 + (GIC_GPIO_IRQ / 32)] = 1 << (GIC_GPIO_IRQ % 32); -// } else { -// // Enable interrupts -// irpctl[IRPT_ENB_IRQ_2] = (1 << (GPIO_IRQ % 32)); -// } +// close(selevreq.fd); // #endif // USE_SEL_EVENT_ENABLE -// // Create work table -// MakeTable(); - -// // Finally, enable ENABLE -// // Show the user that this app is running -// SetControl(PIN_ENB, ENB_ON); - -// return true; -// #endif // ifdef __x86_64__ || __X86__ -} - -void GPIOBUS_RPi_rp1::Cleanup() -{ -#if defined(__x86_64__) || defined(__X86__) - return; -#else - // Release SEL signal interrupt -#ifdef USE_SEL_EVENT_ENABLE - close(selevreq.fd); -#endif // USE_SEL_EVENT_ENABLE - - // // Set control signals - // PinSetSignal(PIN_ENB, OFF); - // PinSetSignal(PIN_ACT, OFF); - // PinSetSignal(PIN_TAD, OFF); - // PinSetSignal(PIN_IND, OFF); - // PinSetSignal(PIN_DTD, OFF); - // PinConfig(PIN_ACT, GPIO_INPUT); - // PinConfig(PIN_TAD, GPIO_INPUT); - // PinConfig(PIN_IND, GPIO_INPUT); - // PinConfig(PIN_DTD, GPIO_INPUT); - - // // Initialize all signals - // for (int i = 0; SignalTable[i] >= 0; i++) { - // int pin = SignalTable[i]; - // PinSetSignal(pin, OFF); - // PinConfig(pin, GPIO_INPUT); - // PullConfig(pin, GPIO_PULLNONE); - // } - - // // Set drive strength back to 8mA - // DrvConfig(3); -#endif // ifdef __x86_64__ || __X86__ -} - -void GPIOBUS_RPi_rp1::Reset() -{ -// #if defined(__x86_64__) || defined(__X86__) -#if 1 - return; -#else - int i; - int j; - - // Turn off active signal - SetControl(PIN_ACT, ACT_OFF); - - // Set all signals to off - for (i = 0;; i++) { - j = SignalTable[i]; - if (j < 0) { - break; - } - - SetSignal(j, OFF); - } - - if (actmode == mode_e::TARGET) { - // Target mode - - // Set target signal to input - SetControl(PIN_TAD, TAD_IN); - SetMode(PIN_BSY, IN); - SetMode(PIN_MSG, IN); - SetMode(PIN_CD, IN); - SetMode(PIN_REQ, IN); - SetMode(PIN_IO, IN); - - // Set the initiator signal to input - SetControl(PIN_IND, IND_IN); - SetMode(PIN_SEL, IN); - SetMode(PIN_ATN, IN); - SetMode(PIN_ACK, IN); - SetMode(PIN_RST, IN); - - // Set data bus signals to input - SetControl(PIN_DTD, DTD_IN); - SetMode(PIN_DT0, IN); - SetMode(PIN_DT1, IN); - SetMode(PIN_DT2, IN); - SetMode(PIN_DT3, IN); - SetMode(PIN_DT4, IN); - SetMode(PIN_DT5, IN); - SetMode(PIN_DT6, IN); - SetMode(PIN_DT7, IN); - SetMode(PIN_DP, IN); - } else { - // Initiator mode - - // Set target signal to input - SetControl(PIN_TAD, TAD_IN); - SetMode(PIN_BSY, IN); - SetMode(PIN_MSG, IN); - SetMode(PIN_CD, IN); - SetMode(PIN_REQ, IN); - SetMode(PIN_IO, IN); - - // Set the initiator signal to output - SetControl(PIN_IND, IND_OUT); - SetMode(PIN_SEL, OUT); - SetMode(PIN_ATN, OUT); - SetMode(PIN_ACK, OUT); - SetMode(PIN_RST, OUT); - - // Set the data bus signals to output - SetControl(PIN_DTD, DTD_OUT); - SetMode(PIN_DT0, OUT); - SetMode(PIN_DT1, OUT); - SetMode(PIN_DT2, OUT); - SetMode(PIN_DT3, OUT); - SetMode(PIN_DT4, OUT); - SetMode(PIN_DT5, OUT); - SetMode(PIN_DT6, OUT); - SetMode(PIN_DT7, OUT); - SetMode(PIN_DP, OUT); - } - - // Initialize all signals - signals = 0; -#endif // ifdef __x86_64__ || __X86__ -} - -void GPIOBUS_RPi_rp1::SetENB(bool ast) -{ - PinSetSignal(PIN_ENB, ast ? ENB_ON : ENB_OFF); -} - -bool GPIOBUS_RPi_rp1::GetBSY() const -{ - return GetSignal(PIN_BSY); -} - -void GPIOBUS_RPi_rp1::SetBSY(bool ast) -{ - // Set BSY signal - SetSignal(PIN_BSY, ast); - - if (ast) { - // Turn on ACTIVE signal - SetControl(PIN_ACT, ACT_ON); - - // Set Target signal to output - SetControl(PIN_TAD, TAD_OUT); - - SetMode(PIN_BSY, OUT); - SetMode(PIN_MSG, OUT); - SetMode(PIN_CD, OUT); - SetMode(PIN_REQ, OUT); - SetMode(PIN_IO, OUT); - } else { - // Turn off the ACTIVE signal - SetControl(PIN_ACT, ACT_OFF); - - // Set the target signal to input - SetControl(PIN_TAD, TAD_IN); - - SetMode(PIN_BSY, IN); - SetMode(PIN_MSG, IN); - SetMode(PIN_CD, IN); - SetMode(PIN_REQ, IN); - SetMode(PIN_IO, IN); - } -} - -bool GPIOBUS_RPi_rp1::GetSEL() const -{ - return GetSignal(PIN_SEL); -} - -void GPIOBUS_RPi_rp1::SetSEL(bool ast) -{ - if (actmode == mode_e::INITIATOR && ast) { - // Turn on ACTIVE signal - SetControl(PIN_ACT, ACT_ON); - } - - // Set SEL signal - SetSignal(PIN_SEL, ast); -} - -bool GPIOBUS_RPi_rp1::GetATN() const -{ - return GetSignal(PIN_ATN); -} - -void GPIOBUS_RPi_rp1::SetATN(bool ast) -{ - SetSignal(PIN_ATN, ast); -} - -bool GPIOBUS_RPi_rp1::GetACK() const -{ - return GetSignal(PIN_ACK); -} - -void GPIOBUS_RPi_rp1::SetACK(bool ast) -{ - SetSignal(PIN_ACK, ast); -} - -bool GPIOBUS_RPi_rp1::GetACT() const -{ - return GetSignal(PIN_ACT); -} - -void GPIOBUS_RPi_rp1::SetACT(bool ast) -{ - SetSignal(PIN_ACT, ast); -} - -bool GPIOBUS_RPi_rp1::GetRST() const -{ - return GetSignal(PIN_RST); -} - -void GPIOBUS_RPi_rp1::SetRST(bool ast) -{ - SetSignal(PIN_RST, ast); -} - -bool GPIOBUS_RPi_rp1::GetMSG() const -{ - return GetSignal(PIN_MSG); -} - -void GPIOBUS_RPi_rp1::SetMSG(bool ast) -{ - SetSignal(PIN_MSG, ast); -} - -bool GPIOBUS_RPi_rp1::GetCD() const -{ - return GetSignal(PIN_CD); -} - -void GPIOBUS_RPi_rp1::SetCD(bool ast) -{ - SetSignal(PIN_CD, ast); -} - -bool GPIOBUS_RPi_rp1::GetIO() -{ - bool ast = GetSignal(PIN_IO); - - if (actmode == mode_e::INITIATOR) { - // Change the data input/output direction by IO signal - if (ast) { - SetControl(PIN_DTD, DTD_IN); - SetMode(PIN_DT0, IN); - SetMode(PIN_DT1, IN); - SetMode(PIN_DT2, IN); - SetMode(PIN_DT3, IN); - SetMode(PIN_DT4, IN); - SetMode(PIN_DT5, IN); - SetMode(PIN_DT6, IN); - SetMode(PIN_DT7, IN); - SetMode(PIN_DP, IN); - } else { - SetControl(PIN_DTD, DTD_OUT); - SetMode(PIN_DT0, OUT); - SetMode(PIN_DT1, OUT); - SetMode(PIN_DT2, OUT); - SetMode(PIN_DT3, OUT); - SetMode(PIN_DT4, OUT); - SetMode(PIN_DT5, OUT); - SetMode(PIN_DT6, OUT); - SetMode(PIN_DT7, OUT); - SetMode(PIN_DP, OUT); - } - } - - return ast; -} - -void GPIOBUS_RPi_rp1::SetIO(bool ast) -{ - SetSignal(PIN_IO, ast); - - if (actmode == mode_e::TARGET) { - // Change the data input/output direction by IO signal - if (ast) { - SetControl(PIN_DTD, DTD_OUT); - SetDAT(0); - SetMode(PIN_DT0, OUT); - SetMode(PIN_DT1, OUT); - SetMode(PIN_DT2, OUT); - SetMode(PIN_DT3, OUT); - SetMode(PIN_DT4, OUT); - SetMode(PIN_DT5, OUT); - SetMode(PIN_DT6, OUT); - SetMode(PIN_DT7, OUT); - SetMode(PIN_DP, OUT); - } else { - SetControl(PIN_DTD, DTD_IN); - SetMode(PIN_DT0, IN); - SetMode(PIN_DT1, IN); - SetMode(PIN_DT2, IN); - SetMode(PIN_DT3, IN); - SetMode(PIN_DT4, IN); - SetMode(PIN_DT5, IN); - SetMode(PIN_DT6, IN); - SetMode(PIN_DT7, IN); - SetMode(PIN_DP, IN); - } - } -} - -bool GPIOBUS_RPi_rp1::GetREQ() const -{ - return GetSignal(PIN_REQ); -} - -void GPIOBUS_RPi_rp1::SetREQ(bool ast) -{ - SetSignal(PIN_REQ, ast); -} - -//--------------------------------------------------------------------------- -// -// Get data signals -// -//--------------------------------------------------------------------------- -uint8_t GPIOBUS_RPi_rp1::GetDAT() -{ - uint32_t data = Acquire(); - data = ((data >> (PIN_DT0 - 0)) & (1 << 0)) | ((data >> (PIN_DT1 - 1)) & (1 << 1)) | - ((data >> (PIN_DT2 - 2)) & (1 << 2)) | ((data >> (PIN_DT3 - 3)) & (1 << 3)) | - ((data >> (PIN_DT4 - 4)) & (1 << 4)) | ((data >> (PIN_DT5 - 5)) & (1 << 5)) | - ((data >> (PIN_DT6 - 6)) & (1 << 6)) | ((data >> (PIN_DT7 - 7)) & (1 << 7)); - - return (uint8_t)data; -} - -void GPIOBUS_RPi_rp1::SetDAT(uint8_t dat) -{ - UNUSED(dat); - // Write to ports -#if 0 - uint32_t fsel = gpfsel[0]; - fsel &= tblDatMsk[0][dat]; - fsel |= tblDatSet[0][dat]; - gpfsel[0] = fsel; - gpio[GPIO_FSEL_0] = fsel; - - fsel = gpfsel[1]; - fsel &= tblDatMsk[1][dat]; - fsel |= tblDatSet[1][dat]; - gpfsel[1] = fsel; - gpio[GPIO_FSEL_1] = fsel; - - fsel = gpfsel[2]; - fsel &= tblDatMsk[2][dat]; - fsel |= tblDatSet[2][dat]; - gpfsel[2] = fsel; - gpio[GPIO_FSEL_2] = fsel; -#else - // gpio[GPIO_CLR_0] = tblDatMsk[dat]; - // gpio[GPIO_SET_0] = tblDatSet[dat]; -#endif -} - -// //--------------------------------------------------------------------------- -// // -// // Signal table -// // -// //--------------------------------------------------------------------------- -// const array GPIOBUS_RPi_rp1::SignalTable = {PIN_DT0, PIN_DT1, PIN_DT2, PIN_DT3, PIN_DT4, PIN_DT5, PIN_DT6, -// PIN_DT7, PIN_DP, PIN_SEL, PIN_ATN, PIN_RST, PIN_ACK, PIN_BSY, -// PIN_MSG, PIN_CD, PIN_IO, PIN_REQ, -1}; - -// //--------------------------------------------------------------------------- -// // -// // Create work table -// // -// //--------------------------------------------------------------------------- -// void GPIOBUS_RPi_rp1::MakeTable(void) -// { -// const array pintbl = {PIN_DT0, PIN_DT1, PIN_DT2, PIN_DT3, PIN_DT4, PIN_DT5, PIN_DT6, PIN_DT7, PIN_DP}; - -// array tblParity; - -// // Create parity table -// for (uint32_t i = 0; i < 0x100; i++) { -// uint32_t bits = i; -// uint32_t parity = 0; -// for (int j = 0; j < 8; j++) { -// parity ^= bits & 1; -// bits >>= 1; -// } -// parity = ~parity; -// tblParity[i] = parity & 1; -// } - -// #if SIGNAL_CONTROL_MODE == 0 -// // Mask and setting data generation -// for (auto &tbl : tblDatMsk) { -// tbl.fill(-1); -// } -// for (auto &tbl : tblDatSet) { -// tbl.fill(0); -// } - -// for (uint32_t i = 0; i < 0x100; i++) { -// // Bit string for inspection -// uint32_t bits = i; - -// // Get parity -// if (tblParity[i]) { -// bits |= (1 << 8); -// } - -// // Bit check -// for (int j = 0; j < 9; j++) { -// // Index and shift amount calculation -// int index = pintbl[j] / 10; -// int shift = (pintbl[j] % 10) * 3; - -// // Mask data -// tblDatMsk[index][i] &= ~(0x7 << shift); - -// // Setting data -// if (bits & 1) { -// tblDatSet[index][i] |= (1 << shift); -// } - -// bits >>= 1; -// } -// } -// #else -// for (uint32_t i = 0; i < 0x100; i++) { -// // Bit string for inspection -// uint32_t bits = i; - -// // Get parity -// if (tblParity[i]) { -// bits |= (1 << 8); -// } - -// #if SIGNAL_CONTROL_MODE == 1 -// // Negative logic is inverted -// bits = ~bits; -// #endif - -// // Create GPIO register information -// uint32_t gpclr = 0; -// uint32_t gpset = 0; -// for (int j = 0; j < 9; j++) { -// if (bits & 1) { -// gpset |= (1 << pintbl[j]); -// } else { -// gpclr |= (1 << pintbl[j]); -// } -// bits >>= 1; -// } - -// tblDatMsk[i] = gpclr; -// tblDatSet[i] = gpset; -// } -// #endif -// } - -//--------------------------------------------------------------------------- -// // -// // Control signal setting -// // -// //--------------------------------------------------------------------------- -// void GPIOBUS_RPi_rp1::SetControl(int pin, bool ast) -// { -// PinSetSignal(pin, ast); -// } - -// //--------------------------------------------------------------------------- -// // -// // Input/output mode setting -// // -// // Set direction fo pin (IN / OUT) -// // Used with: TAD, BSY, MSG, CD, REQ, O, SEL, IND, ATN, ACK, RST, DT* -// // -// //--------------------------------------------------------------------------- -// void GPIOBUS_RPi_rp1::SetMode(int pin, int mode) -// { -// #if 1 -// if (mode == OUT) { -// return; -// } -// #endif // SIGNAL_CONTROL_MODE - -// // int index = pin / 10; -// // int shift = (pin % 10) * 3; -// // uint32_t data = gpfsel[index]; -// // data &= ~(0x7 << shift); -// // if (mode == OUT) { -// // data |= (1 << shift); +// // // Set control signals +// // PinSetSignal(PIN_ENB, OFF); +// // PinSetSignal(PIN_ACT, OFF); +// // PinSetSignal(PIN_TAD, OFF); +// // PinSetSignal(PIN_IND, OFF); +// // PinSetSignal(PIN_DTD, OFF); +// // PinConfig(PIN_ACT, GPIO_INPUT); +// // PinConfig(PIN_TAD, GPIO_INPUT); +// // PinConfig(PIN_IND, GPIO_INPUT); +// // PinConfig(PIN_DTD, GPIO_INPUT); + +// // // Initialize all signals +// // for (int i = 0; SignalTable[i] >= 0; i++) { +// // int pin = SignalTable[i]; +// // PinSetSignal(pin, OFF); +// // PinConfig(pin, GPIO_INPUT); +// // PullConfig(pin, GPIO_PULLNONE); // // } -// // gpio[index] = data; -// // gpfsel[index] = data; + +// // // Set drive strength back to 8mA +// // DrvConfig(3); +// #endif // ifdef __x86_64__ || __X86__ // } -// //--------------------------------------------------------------------------- -// // -// // Get input signal value -// // -// //--------------------------------------------------------------------------- -// bool GPIOBUS_RPi_rp1::GetSignal(int pin) const +// void GPIOBUS_RPi_rp1::Reset() // { -// return (signals >> pin) & 1; -// } - -// //--------------------------------------------------------------------------- -// // -// // Set output signal value -// // -// // Sets the output value. Used with: -// // PIN_ENB, ACT, TAD, IND, DTD, BSY, SignalTable -// // -// //--------------------------------------------------------------------------- -// void GPIOBUS_RPi_rp1::SetSignal(int pin, bool ast) -// { -// #if SIGNAL_CONTROL_MODE == 0 -// int index = pin / 10; -// int shift = (pin % 10) * 3; -// uint32_t data = gpfsel[index]; -// if (ast) { -// data |= (1 << shift); -// } else { -// data &= ~(0x7 << shift); -// } -// gpio[index] = data; -// gpfsel[index] = data; -// #elif SIGNAL_CONTROL_MODE == 1 -// if (ast) { -// gpio[GPIO_CLR_0] = 0x1 << pin; -// } else { -// gpio[GPIO_SET_0] = 0x1 << pin; -// } -// #elif SIGNAL_CONTROL_MODE == 2 -// if (ast) { -// gpio[GPIO_SET_0] = 0x1 << pin; -// } else { -// gpio[GPIO_CLR_0] = 0x1 << pin; -// } -// #endif // SIGNAL_CONTROL_MODE -// } - -// void GPIOBUS_RPi_rp1::DisableIRQ() -// { -// #ifdef __linux__ -// if (rpitype == 4) { -// // RPI4 is disabled by GICC -// giccpmr = gicc[GICC_PMR]; -// gicc[GICC_PMR] = 0; -// } else if (rpitype == 2) { -// // RPI2,3 disable core timer IRQ -// tintcore = sched_getcpu() + QA7_CORE0_TINTC; -// tintctl = qa7regs[tintcore]; -// qa7regs[tintcore] = 0; -// } else { -// // Stop system timer interrupt with interrupt controller -// irptenb = irpctl[IRPT_ENB_IRQ_1]; -// irpctl[IRPT_DIS_IRQ_1] = irptenb & 0xf; -// } +// // #if defined(__x86_64__) || defined(__X86__) +// #if 1 +// return; // #else -// (void)0; +// int i; +// int j; + +// // Turn off active signal +// SetControl(PIN_ACT, ACT_OFF); + +// // Set all signals to off +// for (i = 0;; i++) { +// j = SignalTable[i]; +// if (j < 0) { +// break; +// } + +// SetSignal(j, OFF); +// } + +// if (actmode == mode_e::TARGET) { +// // Target mode + +// // Set target signal to input +// SetControl(PIN_TAD, TAD_IN); +// SetMode(PIN_BSY, IN); +// SetMode(PIN_MSG, IN); +// SetMode(PIN_CD, IN); +// SetMode(PIN_REQ, IN); +// SetMode(PIN_IO, IN); + +// // Set the initiator signal to input +// SetControl(PIN_IND, IND_IN); +// SetMode(PIN_SEL, IN); +// SetMode(PIN_ATN, IN); +// SetMode(PIN_ACK, IN); +// SetMode(PIN_RST, IN); + +// // Set data bus signals to input +// SetControl(PIN_DTD, DTD_IN); +// SetMode(PIN_DT0, IN); +// SetMode(PIN_DT1, IN); +// SetMode(PIN_DT2, IN); +// SetMode(PIN_DT3, IN); +// SetMode(PIN_DT4, IN); +// SetMode(PIN_DT5, IN); +// SetMode(PIN_DT6, IN); +// SetMode(PIN_DT7, IN); +// SetMode(PIN_DP, IN); +// } else { +// // Initiator mode + +// // Set target signal to input +// SetControl(PIN_TAD, TAD_IN); +// SetMode(PIN_BSY, IN); +// SetMode(PIN_MSG, IN); +// SetMode(PIN_CD, IN); +// SetMode(PIN_REQ, IN); +// SetMode(PIN_IO, IN); + +// // Set the initiator signal to output +// SetControl(PIN_IND, IND_OUT); +// SetMode(PIN_SEL, OUT); +// SetMode(PIN_ATN, OUT); +// SetMode(PIN_ACK, OUT); +// SetMode(PIN_RST, OUT); + +// // Set the data bus signals to output +// SetControl(PIN_DTD, DTD_OUT); +// SetMode(PIN_DT0, OUT); +// SetMode(PIN_DT1, OUT); +// SetMode(PIN_DT2, OUT); +// SetMode(PIN_DT3, OUT); +// SetMode(PIN_DT4, OUT); +// SetMode(PIN_DT5, OUT); +// SetMode(PIN_DT6, OUT); +// SetMode(PIN_DT7, OUT); +// SetMode(PIN_DP, OUT); +// } + +// // Initialize all signals +// signals = 0; +// #endif // ifdef __x86_64__ || __X86__ +// } + +// void GPIOBUS_RPi_rp1::SetENB(bool ast) +// { +// PinSetSignal(PIN_ENB, ast ? ENB_ON : ENB_OFF); +// } + +// bool GPIOBUS_RPi_rp1::GetBSY() const +// { +// return GetSignal(PIN_BSY); +// } + +// void GPIOBUS_RPi_rp1::SetBSY(bool ast) +// { +// // Set BSY signal +// SetSignal(PIN_BSY, ast); + +// if (ast) { +// // Turn on ACTIVE signal +// SetControl(PIN_ACT, ACT_ON); + +// // Set Target signal to output +// SetControl(PIN_TAD, TAD_OUT); + +// SetMode(PIN_BSY, OUT); +// SetMode(PIN_MSG, OUT); +// SetMode(PIN_CD, OUT); +// SetMode(PIN_REQ, OUT); +// SetMode(PIN_IO, OUT); +// } else { +// // Turn off the ACTIVE signal +// SetControl(PIN_ACT, ACT_OFF); + +// // Set the target signal to input +// SetControl(PIN_TAD, TAD_IN); + +// SetMode(PIN_BSY, IN); +// SetMode(PIN_MSG, IN); +// SetMode(PIN_CD, IN); +// SetMode(PIN_REQ, IN); +// SetMode(PIN_IO, IN); +// } +// } + +// bool GPIOBUS_RPi_rp1::GetSEL() const +// { +// return GetSignal(PIN_SEL); +// } + +// void GPIOBUS_RPi_rp1::SetSEL(bool ast) +// { +// if (actmode == mode_e::INITIATOR && ast) { +// // Turn on ACTIVE signal +// SetControl(PIN_ACT, ACT_ON); +// } + +// // Set SEL signal +// SetSignal(PIN_SEL, ast); +// } + +// bool GPIOBUS_RPi_rp1::GetATN() const +// { +// return GetSignal(PIN_ATN); +// } + +// void GPIOBUS_RPi_rp1::SetATN(bool ast) +// { +// SetSignal(PIN_ATN, ast); +// } + +// bool GPIOBUS_RPi_rp1::GetACK() const +// { +// return GetSignal(PIN_ACK); +// } + +// void GPIOBUS_RPi_rp1::SetACK(bool ast) +// { +// SetSignal(PIN_ACK, ast); +// } + +// bool GPIOBUS_RPi_rp1::GetACT() const +// { +// return GetSignal(PIN_ACT); +// } + +// void GPIOBUS_RPi_rp1::SetACT(bool ast) +// { +// SetSignal(PIN_ACT, ast); +// } + +// bool GPIOBUS_RPi_rp1::GetRST() const +// { +// return GetSignal(PIN_RST); +// } + +// void GPIOBUS_RPi_rp1::SetRST(bool ast) +// { +// SetSignal(PIN_RST, ast); +// } + +// bool GPIOBUS_RPi_rp1::GetMSG() const +// { +// return GetSignal(PIN_MSG); +// } + +// void GPIOBUS_RPi_rp1::SetMSG(bool ast) +// { +// SetSignal(PIN_MSG, ast); +// } + +// bool GPIOBUS_RPi_rp1::GetCD() const +// { +// return GetSignal(PIN_CD); +// } + +// void GPIOBUS_RPi_rp1::SetCD(bool ast) +// { +// SetSignal(PIN_CD, ast); +// } + +// bool GPIOBUS_RPi_rp1::GetIO() +// { +// bool ast = GetSignal(PIN_IO); + +// if (actmode == mode_e::INITIATOR) { +// // Change the data input/output direction by IO signal +// if (ast) { +// SetControl(PIN_DTD, DTD_IN); +// SetMode(PIN_DT0, IN); +// SetMode(PIN_DT1, IN); +// SetMode(PIN_DT2, IN); +// SetMode(PIN_DT3, IN); +// SetMode(PIN_DT4, IN); +// SetMode(PIN_DT5, IN); +// SetMode(PIN_DT6, IN); +// SetMode(PIN_DT7, IN); +// SetMode(PIN_DP, IN); +// } else { +// SetControl(PIN_DTD, DTD_OUT); +// SetMode(PIN_DT0, OUT); +// SetMode(PIN_DT1, OUT); +// SetMode(PIN_DT2, OUT); +// SetMode(PIN_DT3, OUT); +// SetMode(PIN_DT4, OUT); +// SetMode(PIN_DT5, OUT); +// SetMode(PIN_DT6, OUT); +// SetMode(PIN_DT7, OUT); +// SetMode(PIN_DP, OUT); +// } +// } + +// return ast; +// } + +// void GPIOBUS_RPi_rp1::SetIO(bool ast) +// { +// SetSignal(PIN_IO, ast); + +// if (actmode == mode_e::TARGET) { +// // Change the data input/output direction by IO signal +// if (ast) { +// SetControl(PIN_DTD, DTD_OUT); +// SetDAT(0); +// SetMode(PIN_DT0, OUT); +// SetMode(PIN_DT1, OUT); +// SetMode(PIN_DT2, OUT); +// SetMode(PIN_DT3, OUT); +// SetMode(PIN_DT4, OUT); +// SetMode(PIN_DT5, OUT); +// SetMode(PIN_DT6, OUT); +// SetMode(PIN_DT7, OUT); +// SetMode(PIN_DP, OUT); +// } else { +// SetControl(PIN_DTD, DTD_IN); +// SetMode(PIN_DT0, IN); +// SetMode(PIN_DT1, IN); +// SetMode(PIN_DT2, IN); +// SetMode(PIN_DT3, IN); +// SetMode(PIN_DT4, IN); +// SetMode(PIN_DT5, IN); +// SetMode(PIN_DT6, IN); +// SetMode(PIN_DT7, IN); +// SetMode(PIN_DP, IN); +// } +// } +// } + +// bool GPIOBUS_RPi_rp1::GetREQ() const +// { +// return GetSignal(PIN_REQ); +// } + +// void GPIOBUS_RPi_rp1::SetREQ(bool ast) +// { +// SetSignal(PIN_REQ, ast); +// } + +// //--------------------------------------------------------------------------- +// // +// // Get data signals +// // +// //--------------------------------------------------------------------------- +// uint8_t GPIOBUS_RPi_rp1::GetDAT() +// { +// uint32_t data = Acquire(); +// data = ((data >> (PIN_DT0 - 0)) & (1 << 0)) | ((data >> (PIN_DT1 - 1)) & (1 << 1)) | +// ((data >> (PIN_DT2 - 2)) & (1 << 2)) | ((data >> (PIN_DT3 - 3)) & (1 << 3)) | +// ((data >> (PIN_DT4 - 4)) & (1 << 4)) | ((data >> (PIN_DT5 - 5)) & (1 << 5)) | +// ((data >> (PIN_DT6 - 6)) & (1 << 6)) | ((data >> (PIN_DT7 - 7)) & (1 << 7)); + +// return (uint8_t)data; +// } + +// void GPIOBUS_RPi_rp1::SetDAT(uint8_t dat) +// { +// UNUSED(dat); +// // Write to ports +// #if 0 +// uint32_t fsel = gpfsel[0]; +// fsel &= tblDatMsk[0][dat]; +// fsel |= tblDatSet[0][dat]; +// gpfsel[0] = fsel; +// gpio[GPIO_FSEL_0] = fsel; + +// fsel = gpfsel[1]; +// fsel &= tblDatMsk[1][dat]; +// fsel |= tblDatSet[1][dat]; +// gpfsel[1] = fsel; +// gpio[GPIO_FSEL_1] = fsel; + +// fsel = gpfsel[2]; +// fsel &= tblDatMsk[2][dat]; +// fsel |= tblDatSet[2][dat]; +// gpfsel[2] = fsel; +// gpio[GPIO_FSEL_2] = fsel; +// #else +// // gpio[GPIO_CLR_0] = tblDatMsk[dat]; +// // gpio[GPIO_SET_0] = tblDatSet[dat]; // #endif // } -// void GPIOBUS_RPi_rp1::EnableIRQ() +// // //--------------------------------------------------------------------------- +// // // +// // // Signal table +// // // +// // //--------------------------------------------------------------------------- +// // const array GPIOBUS_RPi_rp1::SignalTable = {PIN_DT0, PIN_DT1, PIN_DT2, PIN_DT3, PIN_DT4, PIN_DT5, PIN_DT6, +// // PIN_DT7, PIN_DP, PIN_SEL, PIN_ATN, PIN_RST, PIN_ACK, PIN_BSY, +// // PIN_MSG, PIN_CD, PIN_IO, PIN_REQ, -1}; + +// // //--------------------------------------------------------------------------- +// // // +// // // Create work table +// // // +// // //--------------------------------------------------------------------------- +// // void GPIOBUS_RPi_rp1::MakeTable(void) +// // { +// // const array pintbl = {PIN_DT0, PIN_DT1, PIN_DT2, PIN_DT3, PIN_DT4, PIN_DT5, PIN_DT6, PIN_DT7, PIN_DP}; + +// // array tblParity; + +// // // Create parity table +// // for (uint32_t i = 0; i < 0x100; i++) { +// // uint32_t bits = i; +// // uint32_t parity = 0; +// // for (int j = 0; j < 8; j++) { +// // parity ^= bits & 1; +// // bits >>= 1; +// // } +// // parity = ~parity; +// // tblParity[i] = parity & 1; +// // } + +// // #if SIGNAL_CONTROL_MODE == 0 +// // // Mask and setting data generation +// // for (auto &tbl : tblDatMsk) { +// // tbl.fill(-1); +// // } +// // for (auto &tbl : tblDatSet) { +// // tbl.fill(0); +// // } + +// // for (uint32_t i = 0; i < 0x100; i++) { +// // // Bit string for inspection +// // uint32_t bits = i; + +// // // Get parity +// // if (tblParity[i]) { +// // bits |= (1 << 8); +// // } + +// // // Bit check +// // for (int j = 0; j < 9; j++) { +// // // Index and shift amount calculation +// // int index = pintbl[j] / 10; +// // int shift = (pintbl[j] % 10) * 3; + +// // // Mask data +// // tblDatMsk[index][i] &= ~(0x7 << shift); + +// // // Setting data +// // if (bits & 1) { +// // tblDatSet[index][i] |= (1 << shift); +// // } + +// // bits >>= 1; +// // } +// // } +// // #else +// // for (uint32_t i = 0; i < 0x100; i++) { +// // // Bit string for inspection +// // uint32_t bits = i; + +// // // Get parity +// // if (tblParity[i]) { +// // bits |= (1 << 8); +// // } + +// // #if SIGNAL_CONTROL_MODE == 1 +// // // Negative logic is inverted +// // bits = ~bits; +// // #endif + +// // // Create GPIO register information +// // uint32_t gpclr = 0; +// // uint32_t gpset = 0; +// // for (int j = 0; j < 9; j++) { +// // if (bits & 1) { +// // gpset |= (1 << pintbl[j]); +// // } else { +// // gpclr |= (1 << pintbl[j]); +// // } +// // bits >>= 1; +// // } + +// // tblDatMsk[i] = gpclr; +// // tblDatSet[i] = gpset; +// // } +// // #endif +// // } + +// //--------------------------------------------------------------------------- +// // // +// // // Control signal setting +// // // +// // //--------------------------------------------------------------------------- +// // void GPIOBUS_RPi_rp1::SetControl(int pin, bool ast) +// // { +// // PinSetSignal(pin, ast); +// // } + +// // //--------------------------------------------------------------------------- +// // // +// // // Input/output mode setting +// // // +// // // Set direction fo pin (IN / OUT) +// // // Used with: TAD, BSY, MSG, CD, REQ, O, SEL, IND, ATN, ACK, RST, DT* +// // // +// // //--------------------------------------------------------------------------- +// // void GPIOBUS_RPi_rp1::SetMode(int pin, int mode) +// // { +// // #if 1 +// // if (mode == OUT) { +// // return; +// // } +// // #endif // SIGNAL_CONTROL_MODE + +// // // int index = pin / 10; +// // // int shift = (pin % 10) * 3; +// // // uint32_t data = gpfsel[index]; +// // // data &= ~(0x7 << shift); +// // // if (mode == OUT) { +// // // data |= (1 << shift); +// // // } +// // // gpio[index] = data; +// // // gpfsel[index] = data; +// // } + +// // //--------------------------------------------------------------------------- +// // // +// // // Get input signal value +// // // +// // //--------------------------------------------------------------------------- +// // bool GPIOBUS_RPi_rp1::GetSignal(int pin) const +// // { +// // return (signals >> pin) & 1; +// // } + +// // //--------------------------------------------------------------------------- +// // // +// // // Set output signal value +// // // +// // // Sets the output value. Used with: +// // // PIN_ENB, ACT, TAD, IND, DTD, BSY, SignalTable +// // // +// // //--------------------------------------------------------------------------- +// // void GPIOBUS_RPi_rp1::SetSignal(int pin, bool ast) +// // { +// // #if SIGNAL_CONTROL_MODE == 0 +// // int index = pin / 10; +// // int shift = (pin % 10) * 3; +// // uint32_t data = gpfsel[index]; +// // if (ast) { +// // data |= (1 << shift); +// // } else { +// // data &= ~(0x7 << shift); +// // } +// // gpio[index] = data; +// // gpfsel[index] = data; +// // #elif SIGNAL_CONTROL_MODE == 1 +// // if (ast) { +// // gpio[GPIO_CLR_0] = 0x1 << pin; +// // } else { +// // gpio[GPIO_SET_0] = 0x1 << pin; +// // } +// // #elif SIGNAL_CONTROL_MODE == 2 +// // if (ast) { +// // gpio[GPIO_SET_0] = 0x1 << pin; +// // } else { +// // gpio[GPIO_CLR_0] = 0x1 << pin; +// // } +// // #endif // SIGNAL_CONTROL_MODE +// // } + +// // void GPIOBUS_RPi_rp1::DisableIRQ() +// // { +// // #ifdef __linux__ +// // if (rpitype == 4) { +// // // RPI4 is disabled by GICC +// // giccpmr = gicc[GICC_PMR]; +// // gicc[GICC_PMR] = 0; +// // } else if (rpitype == 2) { +// // // RPI2,3 disable core timer IRQ +// // tintcore = sched_getcpu() + QA7_CORE0_TINTC; +// // tintctl = qa7regs[tintcore]; +// // qa7regs[tintcore] = 0; +// // } else { +// // // Stop system timer interrupt with interrupt controller +// // irptenb = irpctl[IRPT_ENB_IRQ_1]; +// // irpctl[IRPT_DIS_IRQ_1] = irptenb & 0xf; +// // } +// // #else +// // (void)0; +// // #endif +// // } + +// // void GPIOBUS_RPi_rp1::EnableIRQ() +// // { +// // if (rpitype == 4) { +// // // RPI4 enables interrupts via the GICC +// // gicc[GICC_PMR] = giccpmr; +// // } else if (rpitype == 2) { +// // // RPI2,3 re-enable core timer IRQ +// // qa7regs[tintcore] = tintctl; +// // } else { +// // // Restart the system timer interrupt with the interrupt controller +// // irpctl[IRPT_ENB_IRQ_1] = irptenb & 0xf; +// // } +// // } + +// //--------------------------------------------------------------------------- +// // +// // Pin direction setting (input/output) +// // +// // Used in Init() for ACT, TAD, IND, DTD, ENB to set direction (GPIO_OUTPUT vs GPIO_INPUT) +// // Also used on SignalTable +// // Only used in Init and Cleanup. Reset uses SetMode +// //--------------------------------------------------------------------------- +// // void GPIOBUS_RPi_rp1::PinConfig(int pin, int mode) +// // { +// // // Check for invalid pin +// // if (pin < 0) { +// // return; +// // } + +// // int index = pin / 10; +// // uint32_t mask = ~(0x7 << ((pin % 10) * 3)); +// // gpio[index] = (gpio[index] & mask) | ((mode & 0x7) << ((pin % 10) * 3)); +// // } + +// // //--------------------------------------------------------------------------- +// // // +// // // Pin pull-up/pull-down setting +// // // +// // //--------------------------------------------------------------------------- +// // void GPIOBUS_RPi_rp1::PullConfig(int pin, int mode) +// // { +// // uint32_t pull; + +// // // Check for invalid pin +// // if (pin < 0) { +// // return; +// // } + +// // if (rpitype == 4) { +// // switch (mode) { +// // case GPIO_PULLNONE: +// // pull = 0; +// // break; +// // case GPIO_PULLUP: +// // pull = 1; +// // break; +// // case GPIO_PULLDOWN: +// // pull = 2; +// // break; +// // default: +// // return; +// // } + +// // pin &= 0x1f; +// // int shift = (pin & 0xf) << 1; +// // uint32_t bits = gpio[GPIO_PUPPDN0 + (pin >> 4)]; +// // bits &= ~(3 << shift); +// // bits |= (pull << shift); +// // gpio[GPIO_PUPPDN0 + (pin >> 4)] = bits; +// // } else { +// // pin &= 0x1f; +// // gpio[GPIO_PUD] = mode & 0x3; +// // SysTimer::SleepUsec(2); +// // gpio[GPIO_CLK_0] = 0x1 << pin; +// // SysTimer::SleepUsec(2); +// // gpio[GPIO_PUD] = 0; +// // gpio[GPIO_CLK_0] = 0; +// // } +// // } + +// // //--------------------------------------------------------------------------- +// // // +// // // Set output pin +// // // +// // //--------------------------------------------------------------------------- +// // void GPIOBUS_RPi_rp1::PinSetSignal(int pin, bool ast) +// // { +// // // Check for invalid pin +// // if (pin < 0) { +// // return; +// // } + +// // if (ast) { +// // gpio[GPIO_SET_0] = 0x1 << pin; +// // } else { +// // gpio[GPIO_CLR_0] = 0x1 << pin; +// // } +// // } + +// // //--------------------------------------------------------------------------- +// // // +// // // Set the signal drive strength +// // // +// // //--------------------------------------------------------------------------- +// // void GPIOBUS_RPi_rp1::DrvConfig(uint32_t drive) +// // { +// // uint32_t data = pads[PAD_0_27]; +// // pads[PAD_0_27] = (0xFFFFFFF8 & data) | drive | 0x5a000000; +// // } + +// //--------------------------------------------------------------------------- +// // +// // Bus signal acquisition +// // +// //--------------------------------------------------------------------------- +// uint32_t GPIOBUS_RPi_rp1::Acquire() // { -// if (rpitype == 4) { -// // RPI4 enables interrupts via the GICC -// gicc[GICC_PMR] = giccpmr; -// } else if (rpitype == 2) { -// // RPI2,3 re-enable core timer IRQ -// qa7regs[tintcore] = tintctl; -// } else { -// // Restart the system timer interrupt with the interrupt controller -// irpctl[IRPT_ENB_IRQ_1] = irptenb & 0xf; -// } +// return 0; +// // signals = *level; + +// // #if SIGNAL_CONTROL_MODE < 2 +// // // Invert if negative logic (internal processing is unified to positive logic) +// // signals = ~signals; +// // #endif // SIGNAL_CONTROL_MODE + +// // return signals; // } - -//--------------------------------------------------------------------------- -// -// Pin direction setting (input/output) -// -// Used in Init() for ACT, TAD, IND, DTD, ENB to set direction (GPIO_OUTPUT vs GPIO_INPUT) -// Also used on SignalTable -// Only used in Init and Cleanup. Reset uses SetMode -//--------------------------------------------------------------------------- -// void GPIOBUS_RPi_rp1::PinConfig(int pin, int mode) -// { -// // Check for invalid pin -// if (pin < 0) { -// return; -// } - -// int index = pin / 10; -// uint32_t mask = ~(0x7 << ((pin % 10) * 3)); -// gpio[index] = (gpio[index] & mask) | ((mode & 0x7) << ((pin % 10) * 3)); -// } - -// //--------------------------------------------------------------------------- -// // -// // Pin pull-up/pull-down setting -// // -// //--------------------------------------------------------------------------- -// void GPIOBUS_RPi_rp1::PullConfig(int pin, int mode) -// { -// uint32_t pull; - -// // Check for invalid pin -// if (pin < 0) { -// return; -// } - -// if (rpitype == 4) { -// switch (mode) { -// case GPIO_PULLNONE: -// pull = 0; -// break; -// case GPIO_PULLUP: -// pull = 1; -// break; -// case GPIO_PULLDOWN: -// pull = 2; -// break; -// default: -// return; -// } - -// pin &= 0x1f; -// int shift = (pin & 0xf) << 1; -// uint32_t bits = gpio[GPIO_PUPPDN0 + (pin >> 4)]; -// bits &= ~(3 << shift); -// bits |= (pull << shift); -// gpio[GPIO_PUPPDN0 + (pin >> 4)] = bits; -// } else { -// pin &= 0x1f; -// gpio[GPIO_PUD] = mode & 0x3; -// SysTimer::SleepUsec(2); -// gpio[GPIO_CLK_0] = 0x1 << pin; -// SysTimer::SleepUsec(2); -// gpio[GPIO_PUD] = 0; -// gpio[GPIO_CLK_0] = 0; -// } -// } - -// //--------------------------------------------------------------------------- -// // -// // Set output pin -// // -// //--------------------------------------------------------------------------- -// void GPIOBUS_RPi_rp1::PinSetSignal(int pin, bool ast) -// { -// // Check for invalid pin -// if (pin < 0) { -// return; -// } - -// if (ast) { -// gpio[GPIO_SET_0] = 0x1 << pin; -// } else { -// gpio[GPIO_CLR_0] = 0x1 << pin; -// } -// } - -// //--------------------------------------------------------------------------- -// // -// // Set the signal drive strength -// // -// //--------------------------------------------------------------------------- -// void GPIOBUS_RPi_rp1::DrvConfig(uint32_t drive) -// { -// uint32_t data = pads[PAD_0_27]; -// pads[PAD_0_27] = (0xFFFFFFF8 & data) | drive | 0x5a000000; -// } - -//--------------------------------------------------------------------------- -// -// Bus signal acquisition -// -//--------------------------------------------------------------------------- -uint32_t GPIOBUS_RPi_rp1::Acquire() -{ - return 0; -// signals = *level; - -// #if SIGNAL_CONTROL_MODE < 2 -// // Invert if negative logic (internal processing is unified to positive logic) -// signals = ~signals; -// #endif // SIGNAL_CONTROL_MODE - -// return signals; -} diff --git a/cpp/hal/gpiobus_rpi_rp1.h b/cpp/hal/gpiobus_rpi_rp1.h index a7998cf4..177ca539 100644 --- a/cpp/hal/gpiobus_rpi_rp1.h +++ b/cpp/hal/gpiobus_rpi_rp1.h @@ -1,299 +1,490 @@ -//--------------------------------------------------------------------------- -// -// SCSI Target Emulator PiSCSI -// for Raspberry Pi -// -// Powered by XM6 TypeG Technology. -// Copyright (C) 2022-2024 akuker -// Copyright (C) 2016-2020 GIMONS -// -// [ GPIO-SCSI bus for SBCs using the Raspberry Pi RP1 chip ] -// -//--------------------------------------------------------------------------- - -#pragma once - -#include "hal/data_sample_raspberry.h" -#include "hal/gpiobus.h" -#include "shared/scsi.h" -#include - // //--------------------------------------------------------------------------- // // -// // SCSI signal pin assignment setting -// // GPIO pin mapping table for SCSI signals. -// // PIN_DT0～PIN_SEL +// // SCSI Target Emulator PiSCSI +// // for Raspberry Pi +// // +// // Powered by XM6 TypeG Technology. +// // Copyright (C) 2022-2024 akuker +// // Copyright (C) 2016-2020 GIMONS +// // +// // [ GPIO-SCSI bus for SBCs using the Raspberry Pi RP1 chip ] // // // //--------------------------------------------------------------------------- -// #define ALL_SCSI_PINS -// ((1 << PIN_DT0) | (1 << PIN_DT1) | (1 << PIN_DT2) | (1 << PIN_DT3) | (1 << PIN_DT4) | (1 << PIN_DT5) | -// (1 << PIN_DT6) | (1 << PIN_DT7) | (1 << PIN_DP) | (1 << PIN_ATN) | (1 << PIN_RST) | (1 << PIN_ACK) | -// (1 << PIN_REQ) | (1 << PIN_MSG) | (1 << PIN_CD) | (1 << PIN_IO) | (1 << PIN_BSY) | (1 << PIN_SEL)) +// #pragma once -// #define GPIO_INEDGE ((1 << PIN_BSY) | (1 << PIN_SEL) | (1 << PIN_ATN) | (1 << PIN_ACK) | (1 << PIN_RST)) +// #include "hal/data_sample_raspberry.h" +// #include "hal/gpiobus.h" +// #include "shared/scsi.h" +// #include -// #define GPIO_MCI ((1 << PIN_MSG) | (1 << PIN_CD) | (1 << PIN_IO)) +// // //--------------------------------------------------------------------------- +// // // +// // // SCSI signal pin assignment setting +// // // GPIO pin mapping table for SCSI signals. +// // // PIN_DT0～PIN_SEL +// // // +// // //--------------------------------------------------------------------------- -#define UNUSED(x) (void)(x) +// // #define ALL_SCSI_PINS +// // ((1 << PIN_DT0) | (1 << PIN_DT1) | (1 << PIN_DT2) | (1 << PIN_DT3) | (1 << PIN_DT4) | (1 << PIN_DT5) | +// // (1 << PIN_DT6) | (1 << PIN_DT7) | (1 << PIN_DP) | (1 << PIN_ATN) | (1 << PIN_RST) | (1 << PIN_ACK) | +// // (1 << PIN_REQ) | (1 << PIN_MSG) | (1 << PIN_CD) | (1 << PIN_IO) | (1 << PIN_BSY) | (1 << PIN_SEL)) + +// // #define GPIO_INEDGE ((1 << PIN_BSY) | (1 << PIN_SEL) | (1 << PIN_ATN) | (1 << PIN_ACK) | (1 << PIN_RST)) + +// // #define GPIO_MCI ((1 << PIN_MSG) | (1 << PIN_CD) | (1 << PIN_IO)) + +// #define UNUSED(x) (void)(x) + +// // //--------------------------------------------------------------------------- +// // // +// // // Constant declarations (GIC) +// // // +// // //--------------------------------------------------------------------------- +// // const static uint32_t ARM_GICD_BASE = 0xFF841000; +// // const static uint32_t ARM_GICC_BASE = 0xFF842000; +// // const static uint32_t ARM_GIC_END = 0xFF847FFF; +// // const static int GICD_CTLR = 0x000; +// // const static int GICD_IGROUPR0 = 0x020; +// // const static int GICD_ISENABLER0 = 0x040; +// // const static int GICD_ICENABLER0 = 0x060; +// // const static int GICD_ISPENDR0 = 0x080; +// // const static int GICD_ICPENDR0 = 0x0A0; +// // const static int GICD_ISACTIVER0 = 0x0C0; +// // const static int GICD_ICACTIVER0 = 0x0E0; +// // const static int GICD_IPRIORITYR0 = 0x100; +// // const static int GICD_ITARGETSR0 = 0x200; +// // const static int GICD_ICFGR0 = 0x300; +// // const static int GICD_SGIR = 0x3C0; +// // const static int GICC_CTLR = 0x000; +// // const static int GICC_PMR = 0x001; +// // const static int GICC_IAR = 0x003; +// // const static int GICC_EOIR = 0x004; + +// // //--------------------------------------------------------------------------- +// // // +// // // Constant declarations (GIC IRQ) +// // // +// // //--------------------------------------------------------------------------- +// // const static int GIC_IRQLOCAL0 = (16 + 14); +// // const static int GIC_GPIO_IRQ = (32 + 116); // GPIO3 // //--------------------------------------------------------------------------- // // -// // Constant declarations (GIC) +// // Class definition // // // //--------------------------------------------------------------------------- -// const static uint32_t ARM_GICD_BASE = 0xFF841000; -// const static uint32_t ARM_GICC_BASE = 0xFF842000; -// const static uint32_t ARM_GIC_END = 0xFF847FFF; -// const static int GICD_CTLR = 0x000; -// const static int GICD_IGROUPR0 = 0x020; -// const static int GICD_ISENABLER0 = 0x040; -// const static int GICD_ICENABLER0 = 0x060; -// const static int GICD_ISPENDR0 = 0x080; -// const static int GICD_ICPENDR0 = 0x0A0; -// const static int GICD_ISACTIVER0 = 0x0C0; -// const static int GICD_ICACTIVER0 = 0x0E0; -// const static int GICD_IPRIORITYR0 = 0x100; -// const static int GICD_ITARGETSR0 = 0x200; -// const static int GICD_ICFGR0 = 0x300; -// const static int GICD_SGIR = 0x3C0; -// const static int GICC_CTLR = 0x000; -// const static int GICC_PMR = 0x001; -// const static int GICC_IAR = 0x003; -// const static int GICC_EOIR = 0x004; +// class GPIOBUS_RPi_rp1 : public GPIOBUS +// { +// public: +// GPIOBUS_RPi_rp1() = default; +// ~GPIOBUS_RPi_rp1() override = default; +// bool Init(mode_e mode = mode_e::TARGET) override; -// //--------------------------------------------------------------------------- -// // -// // Constant declarations (GIC IRQ) -// // -// //--------------------------------------------------------------------------- -// const static int GIC_IRQLOCAL0 = (16 + 14); -// const static int GIC_GPIO_IRQ = (32 + 116); // GPIO3 +// void Reset() override; +// void Cleanup() override; -//--------------------------------------------------------------------------- -// -// Class definition -// -//--------------------------------------------------------------------------- -class GPIOBUS_RPi_rp1 : public GPIOBUS -{ - public: - GPIOBUS_RPi_rp1() = default; - ~GPIOBUS_RPi_rp1() override = default; - bool Init(mode_e mode = mode_e::TARGET) override; +// // Bus signal acquisition +// uint32_t Acquire() override; - void Reset() override; - void Cleanup() override; +// // Set ENB signal +// void SetENB(bool ast) override; - // Bus signal acquisition - uint32_t Acquire() override; +// // Get BSY signal +// bool GetBSY() const override; +// // Set BSY signal +// void SetBSY(bool ast) override; - // Set ENB signal - void SetENB(bool ast) override; +// // Get SEL signal +// bool GetSEL() const override; +// // Set SEL signal +// void SetSEL(bool ast) override; - // Get BSY signal - bool GetBSY() const override; - // Set BSY signal - void SetBSY(bool ast) override; +// // Get ATN signal +// bool GetATN() const override; +// // Set ATN signal +// void SetATN(bool ast) override; - // Get SEL signal - bool GetSEL() const override; - // Set SEL signal - void SetSEL(bool ast) override; +// // Get ACK signal +// bool GetACK() const override; +// // Set ACK signal +// void SetACK(bool ast) override; - // Get ATN signal - bool GetATN() const override; - // Set ATN signal - void SetATN(bool ast) override; +// // Get ACT signal +// bool GetACT() const override; +// // Set ACT signal +// void SetACT(bool ast) override; - // Get ACK signal - bool GetACK() const override; - // Set ACK signal - void SetACK(bool ast) override; +// // Get RST signal +// bool GetRST() const override; +// // Set RST signal +// void SetRST(bool ast) override; - // Get ACT signal - bool GetACT() const override; - // Set ACT signal - void SetACT(bool ast) override; +// // Get MSG signal +// bool GetMSG() const override; +// // Set MSG signal +// void SetMSG(bool ast) override; - // Get RST signal - bool GetRST() const override; - // Set RST signal - void SetRST(bool ast) override; +// // Get CD signal +// bool GetCD() const override; +// // Set CD signal +// void SetCD(bool ast) override; - // Get MSG signal - bool GetMSG() const override; - // Set MSG signal - void SetMSG(bool ast) override; +// // Get IO signal +// bool GetIO() override; +// // Set IO signal +// void SetIO(bool ast) override; - // Get CD signal - bool GetCD() const override; - // Set CD signal - void SetCD(bool ast) override; +// // Get REQ signal +// bool GetREQ() const override; +// // Set REQ signal +// void SetREQ(bool ast) override; - // Get IO signal - bool GetIO() override; - // Set IO signal - void SetIO(bool ast) override; +// // Get DAT signal +// uint8_t GetDAT() override; +// // Set DAT signal +// void SetDAT(uint8_t dat) override; - // Get REQ signal - bool GetREQ() const override; - // Set REQ signal - void SetREQ(bool ast) override; +// bool WaitREQ(bool ast) override +// { +// UNUSED(ast); +// printf("FIX THIS\n"); +// return false; +// // return WaitSignal(PIN_REQ, ast); +// } +// bool WaitACK(bool ast) override +// { +// UNUSED(ast); +// printf("FIX THIS\n"); +// return false; +// // return WaitSignal(PIN_ACK, ast); +// } +// static uint32_t bcm_host_get_peripheral_address(); - // Get DAT signal - uint8_t GetDAT() override; - // Set DAT signal - void SetDAT(uint8_t dat) override; +// unique_ptr GetSample(uint64_t timestamp) override +// { - bool WaitREQ(bool ast) override - { - UNUSED(ast); - printf("FIX THIS\n"); - return false; - //return WaitSignal(PIN_REQ, ast); - } - bool WaitACK(bool ast) override - { - UNUSED(ast); - printf("FIX THIS\n"); - return false; - // return WaitSignal(PIN_ACK, ast); - } - static uint32_t bcm_host_get_peripheral_address(); +// // Acquire(); +// printf("FIX THIS\n"); +// return make_unique(0, timestamp); +// // return make_unique(signals, timestamp); +// } - unique_ptr GetSample(uint64_t timestamp) override - { - - // Acquire(); - printf("FIX THIS\n"); - return make_unique(0, timestamp); - // return make_unique(signals, timestamp); - } +// // protected: +// // All bus signals +// uint32_t signals = 0; +// // // GPIO input level +// // volatile uint32_t *level = nullptr; -// protected: - // All bus signals - uint32_t signals = 0; -// // GPIO input level -// volatile uint32_t *level = nullptr; +// // private: +// // // SCSI I/O signal control +// // void MakeTable() override; +// // // Create work data +// // void SetControl(int pin, bool ast) override; +// // // Set Control Signal +// // void SetMode(int pin, int mode) override; +// // // Set SCSI I/O mode +// // bool GetSignal(int pin) const override; +// // // Get SCSI input signal value +// // void SetSignal(int pin, bool ast) override; +// // // Set SCSI output signal value -// private: -// // SCSI I/O signal control -// void MakeTable() override; -// // Create work data -// void SetControl(int pin, bool ast) override; -// // Set Control Signal -// void SetMode(int pin, int mode) override; -// // Set SCSI I/O mode -// bool GetSignal(int pin) const override; -// // Get SCSI input signal value -// void SetSignal(int pin, bool ast) override; -// // Set SCSI output signal value +// // // Interrupt control +// // void DisableIRQ() override; +// // // IRQ Disabled +// // void EnableIRQ() override; +// // // IRQ Enabled -// // Interrupt control -// void DisableIRQ() override; -// // IRQ Disabled -// void EnableIRQ() override; -// // IRQ Enabled +// // // GPIO pin functionality settings +// // void PinConfig(int pin, int mode) override; +// // // GPIO pin direction setting +// // void PullConfig(int pin, int mode) override; +// // // GPIO pin pull up/down resistor setting +// // void PinSetSignal(int pin, bool ast) override; +// // // Set GPIO output signal +// // void DrvConfig(uint32_t drive) override; +// // // Set GPIO drive strength -// // GPIO pin functionality settings -// void PinConfig(int pin, int mode) override; -// // GPIO pin direction setting -// void PullConfig(int pin, int mode) override; -// // GPIO pin pull up/down resistor setting -// void PinSetSignal(int pin, bool ast) override; -// // Set GPIO output signal -// void DrvConfig(uint32_t drive) override; -// // Set GPIO drive strength +// // static uint32_t get_dt_ranges(const char *filename, uint32_t offset); -// static uint32_t get_dt_ranges(const char *filename, uint32_t offset); +// // uint32_t baseaddr = 0; // Base address -// uint32_t baseaddr = 0; // Base address +// // int rpitype = 0; // Type of Raspberry Pi -// int rpitype = 0; // Type of Raspberry Pi +// // // GPIO register +// // volatile uint32_t *gpio = nullptr; // NOSONAR: volatile needed for register access +// // // PADS register +// // volatile uint32_t *pads = nullptr; // NOSONAR: volatile needed for register access -// // GPIO register -// volatile uint32_t *gpio = nullptr; // NOSONAR: volatile needed for register access -// // PADS register -// volatile uint32_t *pads = nullptr; // NOSONAR: volatile needed for register access +// // // Interrupt control register +// // volatile uint32_t *irpctl = nullptr; -// // Interrupt control register -// volatile uint32_t *irpctl = nullptr; +// // // Interrupt enabled state +// // volatile uint32_t irptenb; // NOSONAR: volatile needed for register access -// // Interrupt enabled state -// volatile uint32_t irptenb; // NOSONAR: volatile needed for register access +// // // QA7 register +// // volatile uint32_t *qa7regs = nullptr; +// // // Interupt control target CPU. +// // volatile int tintcore; // NOSONAR: volatile needed for register access -// // QA7 register -// volatile uint32_t *qa7regs = nullptr; -// // Interupt control target CPU. -// volatile int tintcore; // NOSONAR: volatile needed for register access +// // // Interupt control +// // volatile uint32_t tintctl; // NOSONAR: volatile needed for register access +// // // GICC priority setting +// // volatile uint32_t giccpmr; // NOSONAR: volatile needed for register access -// // Interupt control -// volatile uint32_t tintctl; // NOSONAR: volatile needed for register access -// // GICC priority setting -// volatile uint32_t giccpmr; // NOSONAR: volatile needed for register access +// // #if !defined(__x86_64__) && !defined(__X86__) +// // // GIC Interrupt distributor register +// // volatile uint32_t *gicd = nullptr; +// // #endif +// // // GIC CPU interface register +// // volatile uint32_t *gicc = nullptr; -// #if !defined(__x86_64__) && !defined(__X86__) -// // GIC Interrupt distributor register -// volatile uint32_t *gicd = nullptr; -// #endif -// // GIC CPU interface register -// volatile uint32_t *gicc = nullptr; +// // // RAM copy of GPFSEL0-4 values (GPIO Function Select) +// // array gpfsel; -// // RAM copy of GPFSEL0-4 values (GPIO Function Select) -// array gpfsel; +// // #if SIGNAL_CONTROL_MODE == 0 +// // // Data mask table +// // array, 3> tblDatMsk; +// // // Data setting table +// // array, 3> tblDatSet; +// // #else +// // // Data mask table +// // array tblDatMsk = {}; +// // // Table setting table +// // array tblDatSet = {}; +// // #endif -// #if SIGNAL_CONTROL_MODE == 0 -// // Data mask table -// array, 3> tblDatMsk; -// // Data setting table -// array, 3> tblDatSet; -// #else -// // Data mask table -// array tblDatMsk = {}; -// // Table setting table -// array tblDatSet = {}; -// #endif +// // static const array SignalTable; -// static const array SignalTable; +// // const static int GPIO_FSEL_0 = 0; +// // const static int GPIO_FSEL_1 = 1; +// // const static int GPIO_FSEL_2 = 2; +// // const static int GPIO_FSEL_3 = 3; +// // const static int GPIO_SET_0 = 7; +// // const static int GPIO_CLR_0 = 10; +// // const static int GPIO_LEV_0 = 13; +// // const static int GPIO_EDS_0 = 16; +// // const static int GPIO_REN_0 = 19; +// // const static int GPIO_FEN_0 = 22; +// // const static int GPIO_HEN_0 = 25; +// // const static int GPIO_LEN_0 = 28; +// // const static int GPIO_AREN_0 = 31; +// // const static int GPIO_AFEN_0 = 34; +// // const static int GPIO_PUD = 37; +// // const static int GPIO_CLK_0 = 38; +// // const static int GPIO_GPPINMUXSD = 52; +// // const static int GPIO_PUPPDN0 = 57; +// // const static int GPIO_PUPPDN1 = 58; +// // const static int GPIO_PUPPDN3 = 59; +// // const static int GPIO_PUPPDN4 = 60; +// // const static int PAD_0_27 = 11; +// // const static int IRPT_PND_IRQ_B = 0; +// // const static int IRPT_PND_IRQ_1 = 1; +// // const static int IRPT_PND_IRQ_2 = 2; +// // const static int IRPT_FIQ_CNTL = 3; +// // const static int IRPT_ENB_IRQ_1 = 4; +// // const static int IRPT_ENB_IRQ_2 = 5; +// // const static int IRPT_ENB_IRQ_B = 6; +// // const static int IRPT_DIS_IRQ_1 = 7; +// // const static int IRPT_DIS_IRQ_2 = 8; +// // const static int IRPT_DIS_IRQ_B = 9; +// // const static int QA7_CORE0_TINTC = 16; +// // const static int GPIO_IRQ = (32 + 20); // GPIO3 -// const static int GPIO_FSEL_0 = 0; -// const static int GPIO_FSEL_1 = 1; -// const static int GPIO_FSEL_2 = 2; -// const static int GPIO_FSEL_3 = 3; -// const static int GPIO_SET_0 = 7; -// const static int GPIO_CLR_0 = 10; -// const static int GPIO_LEV_0 = 13; -// const static int GPIO_EDS_0 = 16; -// const static int GPIO_REN_0 = 19; -// const static int GPIO_FEN_0 = 22; -// const static int GPIO_HEN_0 = 25; -// const static int GPIO_LEN_0 = 28; -// const static int GPIO_AREN_0 = 31; -// const static int GPIO_AFEN_0 = 34; -// const static int GPIO_PUD = 37; -// const static int GPIO_CLK_0 = 38; -// const static int GPIO_GPPINMUXSD = 52; -// const static int GPIO_PUPPDN0 = 57; -// const static int GPIO_PUPPDN1 = 58; -// const static int GPIO_PUPPDN3 = 59; -// const static int GPIO_PUPPDN4 = 60; -// const static int PAD_0_27 = 11; -// const static int IRPT_PND_IRQ_B = 0; -// const static int IRPT_PND_IRQ_1 = 1; -// const static int IRPT_PND_IRQ_2 = 2; -// const static int IRPT_FIQ_CNTL = 3; -// const static int IRPT_ENB_IRQ_1 = 4; -// const static int IRPT_ENB_IRQ_2 = 5; -// const static int IRPT_ENB_IRQ_B = 6; -// const static int IRPT_DIS_IRQ_1 = 7; -// const static int IRPT_DIS_IRQ_2 = 8; -// const static int IRPT_DIS_IRQ_B = 9; -// const static int QA7_CORE0_TINTC = 16; -// const static int GPIO_IRQ = (32 + 20); // GPIO3 +// // const static uint32_t IRPT_OFFSET = 0x0000B200; +// // const static uint32_t PADS_OFFSET = 0x00100000; +// // const static uint32_t GPIO_OFFSET = 0x00200000; +// // const static uint32_t QA7_OFFSET = 0x01000000; -// const static uint32_t IRPT_OFFSET = 0x0000B200; -// const static uint32_t PADS_OFFSET = 0x00100000; -// const static uint32_t GPIO_OFFSET = 0x00200000; -// const static uint32_t QA7_OFFSET = 0x01000000; -}; +// const static uint32_t RP1_NUM_GPIOS = 54; + +// const static uint32_t RP1_IO_BANK0_OFFSET = 0x00000000; +// const static uint32_t RP1_IO_BANK1_OFFSET = 0x00004000; +// const static uint32_t RP1_IO_BANK2_OFFSET = 0x00008000; +// const static uint32_t RP1_SYS_RIO_BANK0_OFFSET = 0x00010000; +// const static uint32_t RP1_SYS_RIO_BANK1_OFFSET = 0x00014000; +// const static uint32_t RP1_SYS_RIO_BANK2_OFFSET = 0x00018000; +// const static uint32_t RP1_PADS_BANK0_OFFSET = 0x00020000; +// const static uint32_t RP1_PADS_BANK1_OFFSET = 0x00024000; +// const static uint32_t RP1_PADS_BANK2_OFFSET = 0x00028000; + +// const static uint32_t RP1_RW_OFFSET = 0x0000; +// const static uint32_t RP1_XOR_OFFSET = 0x1000; +// const static uint32_t RP1_SET_OFFSET = 0x2000; +// const static uint32_t RP1_CLR_OFFSET = 0x3000; + +// const static uint32_t RP1_GPIO_CTRL_FSEL_LSB = 0; +// const static uint32_t RP1_GPIO_CTRL_FSEL_MASK = (0x1f << RP1_GPIO_CTRL_FSEL_LSB); +// const static uint32_t RP1_GPIO_CTRL_OUTOVER_LSB = 12; +// const static uint32_t RP1_GPIO_CTRL_OUTOVER_MASK = (0x03 << RP1_GPIO_CTRL_OUTOVER_LSB); +// const static uint32_t RP1_GPIO_CTRL_OEOVER_LSB = 14; +// const static uint32_t RP1_GPIO_CTRL_OEOVER_MASK = (0x03 << RP1_GPIO_CTRL_OEOVER_LSB); + +// const static uint32_t RP1_PADS_OD_SET = (1 << 7); +// const static uint32_t RP1_PADS_IE_SET = (1 << 6); +// const static uint32_t RP1_PADS_PUE_SET = (1 << 3); +// const static uint32_t RP1_PADS_PDE_SET = (1 << 2); + +// inline uint32_t RP1_GPIO_IO_REG_STATUS_OFFSET(int offset) { (((offset * 2) + 0) * sizeof(uint32_t)); } +// inline uint32_t RP1_GPIO_IO_REG_CTRL_OFFSET(int offset) { (((offset * 2) + 1) * sizeof(uint32_t)); } +// inline uint32_t RP1_GPIO_PADS_REG_OFFSET(int offset) { (sizeof(uint32_t) + (offset * sizeof(uint32_t))); } + +// const static uint32_t RP1_GPIO_SYS_RIO_REG_OUT_OFFSET = 0x0; +// const static uint32_t RP1_GPIO_SYS_RIO_REG_OE_OFFSET = 0x4; +// const static uint32_t RP1_GPIO_SYS_RIO_REG_SYNC_IN_OFFSET = 0x8; + +// inline void rp1_gpio_write32(volatile uint32_t *base, int peri_offset, int reg_offset, uint32_t value) +// { +// base[(peri_offset + reg_offset) / 4] = value; +// } + +// inline uint32_t rp1_gpio_read32(volatile uint32_t *base, int peri_offset, int reg_offset) +// { +// return base[(peri_offset + reg_offset) / 4]; +// } + + + +// typedef struct +// { +// uint32_t io[3]; +// uint32_t pads[3]; +// uint32_t sys_rio[3]; +// } GPIO_STATE_T; + +// typedef enum +// { +// RP1_FSEL_ALT0 = 0x0, +// RP1_FSEL_ALT1 = 0x1, +// RP1_FSEL_ALT2 = 0x2, +// RP1_FSEL_ALT3 = 0x3, +// RP1_FSEL_ALT4 = 0x4, +// RP1_FSEL_ALT5 = 0x5, +// RP1_FSEL_ALT6 = 0x6, +// RP1_FSEL_ALT7 = 0x7, +// RP1_FSEL_ALT8 = 0x8, +// RP1_FSEL_COUNT, +// RP1_FSEL_SYS_RIO = RP1_FSEL_ALT5, +// RP1_FSEL_NULL = 0x1f +// } RP1_FSEL_T; + +// const static GPIO_STATE_T gpio_state; +// const static int rp1_bank_base[]; + + + + + + + + + +// #define NUM_HDR_PINS 40 +// #define MAX_GPIO_PINS 300 + +// #define GPIO_INVALID (~0U) +// #define GPIO_GND (~1U) +// #define GPIO_5V (~2U) +// #define GPIO_3V3 (~3U) +// #define GPIO_1V8 (~4U) +// #define GPIO_OTHER (~5U) + +// typedef enum +// { +// GPIO_FSEL_FUNC0, +// GPIO_FSEL_FUNC1, +// GPIO_FSEL_FUNC2, +// GPIO_FSEL_FUNC3, +// GPIO_FSEL_FUNC4, +// GPIO_FSEL_FUNC5, +// GPIO_FSEL_FUNC6, +// GPIO_FSEL_FUNC7, +// GPIO_FSEL_FUNC8, +// /* ... */ +// GPIO_FSEL_INPUT = 0x10, +// GPIO_FSEL_OUTPUT, +// GPIO_FSEL_GPIO, /* Preserves direction if possible, else input */ +// GPIO_FSEL_NONE, /* If possible, else input */ +// GPIO_FSEL_MAX +// } GPIO_FSEL_T; + +// typedef enum +// { +// PULL_NONE, +// PULL_DOWN, +// PULL_UP, +// PULL_MAX +// } GPIO_PULL_T; + +// typedef enum +// { +// DIR_INPUT, +// DIR_OUTPUT, +// DIR_MAX, +// } GPIO_DIR_T; + +// typedef enum +// { +// DRIVE_LOW, +// DRIVE_HIGH, +// DRIVE_MAX +// } GPIO_DRIVE_T; + + + + + +// typedef struct GPIO_CHIP_ +// { +// const char *name; +// const char *compatible; +// // const GPIO_CHIP_INTERFACE_T *interface; +// int size; +// uintptr_t data; +// } GPIO_CHIP_T; + + + + + +// // const char *GPIOBUS_RPi_rp1::rp1_gpio_fsel_names[GPIOBUS_RPi_rp1::RP1_NUM_GPIOS][GPIOBUS_RPi_rp1::RP1_FSEL_COUNT]; +// void rp1_gpio_get_bank(int num, int *bank, int *offset); +// uint32_t rp1_gpio_ctrl_read(volatile uint32_t *base, int bank, int offset); +// void rp1_gpio_ctrl_write(volatile uint32_t *base, int bank, int offset, uint32_t value); +// uint32_t rp1_gpio_pads_read(volatile uint32_t *base, int bank, int offset); +// void rp1_gpio_pads_write(volatile uint32_t *base, int bank, int offset, uint32_t value); +// uint32_t rp1_gpio_sys_rio_out_read(volatile uint32_t *base, int bank, int offset); +// uint32_t rp1_gpio_sys_rio_sync_in_read(volatile uint32_t *base, int bank, int offset); +// void rp1_gpio_sys_rio_out_set(volatile uint32_t *base, int bank, int offset); +// void rp1_gpio_sys_rio_out_clr(volatile uint32_t *base, int bank, int offset); +// uint32_t rp1_gpio_sys_rio_oe_read(volatile uint32_t *base, int bank); +// void rp1_gpio_sys_rio_oe_clr(volatile uint32_t *base, int bank, int offset); +// void rp1_gpio_sys_rio_oe_set(volatile uint32_t *base, int bank, int offset); +// void rp1_gpio_set_dir(void *priv, uint32_t gpio, GPIO_DIR_T dir); +// GPIO_DIR_T rp1_gpio_get_dir(void *priv, unsigned gpio); +// GPIO_FSEL_T rp1_gpio_get_fsel(void *priv, unsigned gpio); +// void rp1_gpio_set_fsel(void *priv, unsigned gpio, const GPIO_FSEL_T func); +// int rp1_gpio_get_level(void *priv, unsigned gpio); +// void rp1_gpio_set_drive(void *priv, unsigned gpio, GPIO_DRIVE_T drv); +// void rp1_gpio_set_pull(void *priv, unsigned gpio, GPIO_PULL_T pull); +// GPIO_PULL_T rp1_gpio_get_pull(void *priv, unsigned gpio); +// GPIO_DRIVE_T rp1_gpio_get_drive(void *priv, unsigned gpio); +// const char *rp1_gpio_get_name(void *priv, unsigned gpio); +// const char *rp1_gpio_get_fsel_name(void *priv, unsigned gpio, GPIO_FSEL_T fsel); +// void *rp1_gpio_create_instance(const GPIO_CHIP_T *chip, const char *dtnode); +// int rp1_gpio_count(void *priv); +// void *rp1_gpio_probe_instance(void *priv, volatile uint32_t *base); + + + + + + + + + + + + +// };