diff --git a/src/common/tusb_fifo.c b/src/common/tusb_fifo.c index a92435912..9f188f296 100644 --- a/src/common/tusb_fifo.c +++ b/src/common/tusb_fifo.c @@ -33,7 +33,7 @@ // Suppress IAR warning // Warning[Pa082]: undefined behavior: the order of volatile accesses is undefined in this statement #if defined(__ICCARM__) -#pragma diag_suppress = Pa082 + #pragma diag_suppress = Pa082 #endif #if OSAL_MUTEX_REQUIRED @@ -110,8 +110,9 @@ void tu_fifo_set_overwritable(tu_fifo_t *f, bool overwritable) { } //--------------------------------------------------------------------+ -// Pull & Push -// copy data to/from fifo without updating read/write pointers +// Hardware FIFO API +// Support different data access width and address increment scheme +// Can support multiple i.e both 16 and 32-bit data access if needed //--------------------------------------------------------------------+ #if CFG_TUSB_FIFO_HWFIFO_API #if CFG_TUSB_FIFO_HWFIFO_ADDR_STRIDE @@ -122,18 +123,31 @@ void tu_fifo_set_overwritable(tu_fifo_t *f, bool overwritable) { #define HWFIFO_ADDR_NEXT(_hwfifo, _const) HWFIFO_ADDR_NEXT_N(_hwfifo, _const, CFG_TUSB_FIFO_HWFIFO_ADDR_STRIDE) +//------------- Write -------------// #ifndef CFG_TUSB_FIFO_HWFIFO_CUSTOM_WRITE -static inline void stride_write(volatile void *hwfifo, const void *src, uint8_t data_stride) { +TU_ATTR_ALWAYS_INLINE static inline void stride_write(volatile void *hwfifo, const void *src, uint8_t data_stride) { + (void)data_stride; // possible unused #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE & 4 - if (data_stride == 4) { + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE != 4 + if (data_stride == 4) + #endif + { *((volatile uint32_t *)hwfifo) = tu_unaligned_read32(src); } - #endif - #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE & 2 - if (data_stride == 2) { + #endif + + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE & 2 + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE != 2 + if (data_stride == 2) + #endif + { *((volatile uint16_t *)hwfifo) = tu_unaligned_read16(src); } - #endif + #endif + + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE == 1 + *((volatile uint8_t *)hwfifo) = *(const uint8_t *)src; + #endif } // Copy from fifo to fixed address buffer (usually a tx register) with TU_FIFO_FIXED_ADDR_RW32 mode @@ -147,7 +161,8 @@ void tu_hwfifo_write(volatile void *hwfifo, const uint8_t *src, uint16_t len, co HWFIFO_ADDR_NEXT(hwfifo, ); } - #ifdef CFG_TUSB_FIFO_HWFIFO_DATA_ODD_16BIT_ACCESS + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE > 1 + #ifdef CFG_TUSB_FIFO_HWFIFO_DATA_ODD_16BIT_ACCESS // 16-bit access is allowed for odd bytes if (len >= 2) { *((volatile uint16_t *)hwfifo) = tu_unaligned_read16(src); @@ -155,16 +170,16 @@ void tu_hwfifo_write(volatile void *hwfifo, const uint8_t *src, uint16_t len, co len -= 2; HWFIFO_ADDR_NEXT_N(hwfifo, , 2); } - #endif + #endif - #ifdef CFG_TUSB_FIFO_HWFIFO_DATA_ODD_8BIT_ACCESS + #ifdef CFG_TUSB_FIFO_HWFIFO_DATA_ODD_8BIT_ACCESS // 8-bit access is allowed for odd bytes while (len > 0) { *((volatile uint8_t *)hwfifo) = *src++; len--; HWFIFO_ADDR_NEXT_N(hwfifo, , 1); } - #else + #else // Write odd bytes i.e 1 byte for 16 bit or 1-3 bytes for 32 bit if (len > 0) { @@ -173,13 +188,16 @@ void tu_hwfifo_write(volatile void *hwfifo, const uint8_t *src, uint16_t len, co stride_write(hwfifo, &tmp, data_stride); HWFIFO_ADDR_NEXT(hwfifo, ); } + #endif #endif } #endif +//------------- Read -------------// #ifndef CFG_TUSB_FIFO_HWFIFO_CUSTOM_READ -static inline void stride_read(const volatile void *hwfifo, void *dest, uint8_t data_stride) { +TU_ATTR_ALWAYS_INLINE static inline void stride_read(const volatile void *hwfifo, void *dest, uint8_t data_stride) { (void)data_stride; // possible unused + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE & 4 #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE != 4 if (data_stride == 4) @@ -197,6 +215,10 @@ static inline void stride_read(const volatile void *hwfifo, void *dest, uint8_t tu_unaligned_write16(dest, *((const volatile uint16_t *)hwfifo)); } #endif + + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE == 1 + *(uint8_t *)dest = *((const volatile uint8_t *)hwfifo); + #endif } void tu_hwfifo_read(const volatile void *hwfifo, uint8_t *dest, uint16_t len, const tu_hwfifo_access_t *access_mode) { @@ -209,7 +231,8 @@ void tu_hwfifo_read(const volatile void *hwfifo, uint8_t *dest, uint16_t len, co HWFIFO_ADDR_NEXT(hwfifo, const); } - #ifdef CFG_TUSB_FIFO_HWFIFO_DATA_ODD_16BIT_ACCESS + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE > 1 + #ifdef CFG_TUSB_FIFO_HWFIFO_DATA_ODD_16BIT_ACCESS // 16-bit access is allowed for odd bytes if (len >= 2) { tu_unaligned_write16(dest, *((const volatile uint16_t *)hwfifo)); @@ -235,6 +258,7 @@ void tu_hwfifo_read(const volatile void *hwfifo, uint8_t *dest, uint16_t len, co HWFIFO_ADDR_NEXT(hwfifo, const); } #endif + #endif } #endif @@ -251,7 +275,11 @@ static void hwff_push_n(const tu_fifo_t *f, const void *app_buf, uint16_t n, uin tu_hwfifo_read(hwfifo, ff_buf, n, access_mode); } else { // Wrap around case - + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE == 1 + tu_hwfifo_read(hwfifo, ff_buf, lin_bytes, access_mode); // linear part + HWFIFO_ADDR_NEXT_N(hwfifo, const, lin_bytes); + tu_hwfifo_read(hwfifo, f->buffer, wrap_bytes, access_mode); // wrapped part + #else // Write full words to linear part of buffer const uint8_t data_stride = access_mode->data_stride; const uint32_t odd_mask = data_stride - 1; @@ -286,6 +314,7 @@ static void hwff_push_n(const tu_fifo_t *f, const void *app_buf, uint16_t n, uin if (wrap_bytes > 0) { tu_hwfifo_read(hwfifo, ff_buf, wrap_bytes, access_mode); } + #endif } } @@ -303,11 +332,15 @@ static void hwff_pull_n(const tu_fifo_t *f, void *app_buf, uint16_t n, uint16_t tu_hwfifo_write(hwfifo, ff_buf, n, access_mode); } else { // Wrap around case - + #if CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE == 1 + tu_hwfifo_write(hwfifo, ff_buf, lin_bytes, access_mode); // linear part + HWFIFO_ADDR_NEXT_N(hwfifo, , lin_bytes); + tu_hwfifo_write(hwfifo, f->buffer, wrap_bytes, access_mode); // wrapped part + #else // Read full words from linear part const uint8_t data_stride = access_mode->data_stride; const uint32_t odd_mask = data_stride - 1; - uint16_t lin_even = lin_bytes & ~odd_mask; + uint16_t lin_even = lin_bytes & ~odd_mask; tu_hwfifo_write(hwfifo, ff_buf, lin_even, access_mode); HWFIFO_ADDR_NEXT_N(hwfifo, , lin_even); ff_buf += lin_even; @@ -338,10 +371,15 @@ static void hwff_pull_n(const tu_fifo_t *f, void *app_buf, uint16_t n, uint16_t if (wrap_bytes > 0) { tu_hwfifo_write(hwfifo, ff_buf, wrap_bytes, access_mode); } + #endif } } #endif +//--------------------------------------------------------------------+ +// Pull & Push +// copy data to/from fifo without updating read/write pointers +//--------------------------------------------------------------------+ // send n items to fifo WITHOUT updating write pointer static void ff_push_n(const tu_fifo_t *f, const void *app_buf, uint16_t n, uint16_t wr_ptr) { uint16_t lin_bytes = f->depth - wr_ptr; @@ -787,6 +825,6 @@ void tu_fifo_get_write_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) { } else { info->linear.len = f->depth - wr_ptr; info->wrapped.len = remain - info->linear.len; // Remaining length - n already was limited to remain or FIFO depth - info->wrapped.ptr = f->buffer; // Always start of buffer + info->wrapped.ptr = f->buffer; // Always start of buffer } } diff --git a/src/portable/raspberrypi/rp2040/dcd_rp2040.c b/src/portable/raspberrypi/rp2040/dcd_rp2040.c index 71d5cf19c..f25d808d4 100644 --- a/src/portable/raspberrypi/rp2040/dcd_rp2040.c +++ b/src/portable/raspberrypi/rp2040/dcd_rp2040.c @@ -502,7 +502,15 @@ bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t to (void)rhport; (void)is_isr; hw_endpoint_t *ep = hw_endpoint_get_by_addr(ep_addr); - hw_endpoint_xfer_start(ep, buffer, total_bytes); + hw_endpoint_xfer_start(ep, buffer, NULL, total_bytes); + return true; +} + +bool dcd_edpt_xfer_fifo(uint8_t rhport, uint8_t ep_addr, tu_fifo_t *ff, uint16_t total_bytes, bool is_isr) { + (void)rhport; + (void)is_isr; + hw_endpoint_t *ep = hw_endpoint_get_by_addr(ep_addr); + hw_endpoint_xfer_start(ep, NULL, ff, total_bytes); return true; } diff --git a/src/portable/raspberrypi/rp2040/hcd_rp2040.c b/src/portable/raspberrypi/rp2040/hcd_rp2040.c index 7bf247ced..06c0ce340 100644 --- a/src/portable/raspberrypi/rp2040/hcd_rp2040.c +++ b/src/portable/raspberrypi/rp2040/hcd_rp2040.c @@ -511,7 +511,7 @@ bool hcd_edpt_xfer(uint8_t rhport, uint8_t dev_addr, uint8_t ep_addr, uint8_t *b // sie ctrl registers. Otherwise, interrupt ep registers should // already be configured if (ep == &epx) { - hw_endpoint_xfer_start(ep, buffer, buflen); + hw_endpoint_xfer_start(ep, buffer, NULL, buflen); // That has set up buffer control, endpoint control etc // for host we have to initiate the transfer @@ -527,7 +527,7 @@ bool hcd_edpt_xfer(uint8_t rhport, uint8_t dev_addr, uint8_t ep_addr, uint8_t *b busy_wait_at_least_cycles(12); usb_hw->sie_ctrl = flags; } else { - hw_endpoint_xfer_start(ep, buffer, buflen); + hw_endpoint_xfer_start(ep, buffer, NULL, buflen); } return true; diff --git a/src/portable/raspberrypi/rp2040/rp2040_usb.c b/src/portable/raspberrypi/rp2040/rp2040_usb.c index 8f91ecf22..bde45db1b 100644 --- a/src/portable/raspberrypi/rp2040/rp2040_usb.c +++ b/src/portable/raspberrypi/rp2040/rp2040_usb.c @@ -35,7 +35,7 @@ //--------------------------------------------------------------------+ // MACRO CONSTANT TYPEDEF PROTOTYPE //--------------------------------------------------------------------+ -static void hwep_xfer_sync(hw_endpoint_t *ep); +static void sync_xfer(hw_endpoint_t *ep); #if TUD_OPT_RP2040_USB_DEVICE_UFRAME_FIX static bool e15_is_critical_frame_period(struct hw_endpoint *ep); @@ -55,6 +55,16 @@ static void unaligned_memcpy(void *dst, const void *src, size_t n) { } } +void tu_hwfifo_write(volatile void *hwfifo, const uint8_t *src, uint16_t len, const tu_hwfifo_access_t *access_mode) { + (void)access_mode; + unaligned_memcpy((void *)(uintptr_t)hwfifo, src, len); +} + +void tu_hwfifo_read(const volatile void *hwfifo, uint8_t *dest, uint16_t len, const tu_hwfifo_access_t *access_mode) { + (void)access_mode; + unaligned_memcpy(dest, (const void *)(uintptr_t)hwfifo, len); +} + void rp2usb_init(void) { // Reset usb controller reset_block(RESETS_RESET_USBCTRL_BITS); @@ -127,9 +137,16 @@ static uint32_t __tusb_irq_path_func(prepare_ep_buffer)(struct hw_endpoint *ep, ep->next_pid ^= 1u; if (!is_rx) { - // Copy data from user buffer to hw buffer - unaligned_memcpy(ep->hw_data_buf + buf_id * 64, ep->user_buf, buflen); - ep->user_buf += buflen; + if (buflen) { + // Copy data from user buffer/fifo to hw buffer + uint8_t *hw_buf = ep->hw_data_buf + buf_id * 64; + if (ep->is_xfer_fifo) { + tu_hwfifo_write_from_fifo(hw_buf, ep->user_fifo, buflen, NULL); + } else { + unaligned_memcpy(hw_buf, ep->user_buf, buflen); + ep->user_buf += buflen; + } + } // Mark as full buf_ctrl |= USB_BUF_CTRL_FULL; @@ -152,7 +169,6 @@ static uint32_t __tusb_irq_path_func(prepare_ep_buffer)(struct hw_endpoint *ep, // Prepare buffer control register value void __tusb_irq_path_func(hw_endpoint_start_next_buffer)(struct hw_endpoint* ep) { const tusb_dir_t dir = tu_edpt_dir(ep->ep_addr); - bool is_rx; bool is_host = false; io_rw_32 *ep_ctrl_reg; @@ -211,7 +227,7 @@ void __tusb_irq_path_func(hw_endpoint_start_next_buffer)(struct hw_endpoint* ep) hwbuf_ctrl_set(buf_ctrl_reg, buf_ctrl); } -void hw_endpoint_xfer_start(struct hw_endpoint* ep, uint8_t* buffer, uint16_t total_len) { +void hw_endpoint_xfer_start(struct hw_endpoint *ep, uint8_t *buffer, tu_fifo_t *ff, uint16_t total_len) { hw_endpoint_lock_update(ep, 1); if (ep->active) { @@ -224,7 +240,14 @@ void hw_endpoint_xfer_start(struct hw_endpoint* ep, uint8_t* buffer, uint16_t to ep->remaining_len = total_len; ep->xferred_len = 0; ep->active = true; - ep->user_buf = buffer; + + if (ff != NULL) { + ep->user_fifo = ff; + ep->is_xfer_fifo = true; + } else { + ep->user_buf = buffer; + ep->is_xfer_fifo = false; + } #if TUD_OPT_RP2040_USB_DEVICE_UFRAME_FIX if (ep->e15_bulk_in) { @@ -256,17 +279,20 @@ static uint16_t __tusb_irq_path_func(sync_ep_buffer)(hw_endpoint_t *ep, io_rw_32 // We are continuing a transfer here. If we are TX, we have successfully // sent some data can increase the length we have sent assert(!(buf_ctrl & USB_BUF_CTRL_FULL)); - - ep->xferred_len = (uint16_t) (ep->xferred_len + xferred_bytes); } else { // If we have received some data, so can increase the length // we have received AFTER we have copied it to the user buffer at the appropriate offset assert(buf_ctrl & USB_BUF_CTRL_FULL); - unaligned_memcpy(ep->user_buf, ep->hw_data_buf + buf_id * 64, xferred_bytes); - ep->xferred_len = (uint16_t) (ep->xferred_len + xferred_bytes); - ep->user_buf += xferred_bytes; + uint8_t *hw_buf = ep->hw_data_buf + buf_id * 64; + if (ep->is_xfer_fifo) { + tu_hwfifo_read_to_fifo(hw_buf, ep->user_fifo, xferred_bytes, NULL); + } else { + unaligned_memcpy(ep->user_buf, hw_buf, xferred_bytes); + ep->user_buf += xferred_bytes; + } } + ep->xferred_len += xferred_bytes; // Short packet if (xferred_bytes < ep->wMaxPacketSize) { @@ -278,7 +304,7 @@ static uint16_t __tusb_irq_path_func(sync_ep_buffer)(hw_endpoint_t *ep, io_rw_32 } // Update hw endpoint struct with info from hardware after a buff status interrupt -static void __tusb_irq_path_func(hwep_xfer_sync)(hw_endpoint_t *ep) { +static void __tusb_irq_path_func(sync_xfer)(hw_endpoint_t *ep) { // const uint8_t ep_num = tu_edpt_number(ep->ep_addr); const tusb_dir_t dir = tu_edpt_dir(ep->ep_addr); @@ -350,8 +376,7 @@ bool __tusb_irq_path_func(hw_endpoint_xfer_continue)(struct hw_endpoint* ep) { panic("Can't continue xfer on inactive ep %02X", ep->ep_addr); } - // Update EP struct from hardware state - hwep_xfer_sync(ep); + sync_xfer(ep); // Update EP struct from hardware state // Now we have synced our state with the hardware. Is there more data to transfer? // If we are done then notify tinyusb diff --git a/src/portable/raspberrypi/rp2040/rp2040_usb.h b/src/portable/raspberrypi/rp2040/rp2040_usb.h index 944d604bc..cce868540 100644 --- a/src/portable/raspberrypi/rp2040/rp2040_usb.h +++ b/src/portable/raspberrypi/rp2040/rp2040_usb.h @@ -1,14 +1,16 @@ #ifndef RP2040_COMMON_H_ #define RP2040_COMMON_H_ -#include "common/tusb_common.h" - #include "pico.h" #include "hardware/structs/usb.h" #include "hardware/irq.h" #include "hardware/resets.h" #include "hardware/timer.h" +#include "common/tusb_common.h" +#include "osal/osal.h" +#include "common/tusb_fifo.h" + #if defined(RP2040_USB_HOST_MODE) && defined(RP2040_USB_DEVICE_MODE) #error TinyUSB device and host mode not supported at the same time #endif @@ -63,32 +65,31 @@ typedef struct hw_endpoint { uint8_t ep_addr; uint8_t next_pid; uint8_t transfer_type; - - bool active; // transferring data + bool active; // transferring data + bool is_xfer_fifo; // transfer using fifo #if TUD_OPT_RP2040_USB_DEVICE_UFRAME_FIX bool e15_bulk_in; // Errata15 device bulk in uint8_t pending; // Transfer scheduled but not active #endif +#if CFG_TUH_ENABLED + bool configured; // Is this a valid struct + uint8_t dev_addr; + uint8_t interrupt_num; // for host interrupt endpoints +#endif + uint16_t wMaxPacketSize; uint8_t *hw_data_buf; // Buffer pointer in usb dpram - // Current transfer information - uint8_t *user_buf; // User buffer in main memory + // transfer info + union { + uint8_t *user_buf; // User buffer in main memory + tu_fifo_t *user_fifo; + }; uint16_t remaining_len; uint16_t xferred_len; -#if CFG_TUH_ENABLED - // Is this a valid struct - bool configured; - - // Only needed for host - uint8_t dev_addr; - - // If interrupt endpoint - uint8_t interrupt_num; -#endif } hw_endpoint_t; #if TUD_OPT_RP2040_USB_DEVICE_UFRAME_FIX @@ -102,7 +103,7 @@ TU_ATTR_ALWAYS_INLINE static inline bool rp2usb_is_host_mode(void) { return (usb_hw->main_ctrl & USB_MAIN_CTRL_HOST_NDEVICE_BITS) ? true : false; } -void hw_endpoint_xfer_start(struct hw_endpoint *ep, uint8_t *buffer, uint16_t total_len); +void hw_endpoint_xfer_start(struct hw_endpoint *ep, uint8_t *buffer, tu_fifo_t *ff, uint16_t total_len); bool hw_endpoint_xfer_continue(struct hw_endpoint *ep); void hw_endpoint_reset_transfer(struct hw_endpoint *ep); void hw_endpoint_start_next_buffer(struct hw_endpoint *ep); diff --git a/src/tusb_option.h b/src/tusb_option.h index e0a52593f..abf5e0608 100644 --- a/src/tusb_option.h +++ b/src/tusb_option.h @@ -272,6 +272,25 @@ // USBIP //--------------------------------------------------------------------+ +//------------- ChipIdea -------------// +// Enable CI_HS VBUS Charge. Set this to 1 if the USB_VBUS pin is not connected to 5V VBUS (note: 3.3V is +// insufficient). +#ifndef CFG_TUD_CI_HS_VBUS_CHARGE + #ifndef CFG_TUD_CI_HS_VBUS_CHARGE_DEFAULT + #define CFG_TUD_CI_HS_VBUS_CHARGE_DEFAULT 0 + #endif + #define CFG_TUD_CI_HS_VBUS_CHARGE CFG_TUD_CI_HS_VBUS_CHARGE_DEFAULT +#endif + +// CI_HS support FIFO transfer if endpoint buffer is 4k aligned and size is multiple of 4k, also DCACHE is disabled +#ifndef CFG_TUD_CI_HS_EPBUF_4K_ALIGNED + #define CFG_TUD_CI_HS_EPBUF_4K_ALIGNED 0 +#endif + +#if CFG_TUD_CI_HS_EPBUF_4K_ALIGNED && !CFG_TUD_MEM_DCACHE_ENABLE + #define CFG_TUD_EDPT_DEDICATED_HWFIFO 1 +#endif + //------------- DWC2 -------------// // DMA mode for device #ifndef CFG_TUD_DWC2_DMA_ENABLE @@ -317,41 +336,6 @@ #define CFG_TUSB_FIFO_HWFIFO_ADDR_STRIDE 0 // fixed hwfifo address #endif -//------------- ChipIdea -------------// -// Enable CI_HS VBUS Charge. Set this to 1 if the USB_VBUS pin is not connected to 5V VBUS (note: 3.3V is -// insufficient). -#ifndef CFG_TUD_CI_HS_VBUS_CHARGE - #ifndef CFG_TUD_CI_HS_VBUS_CHARGE_DEFAULT - #define CFG_TUD_CI_HS_VBUS_CHARGE_DEFAULT 0 - #endif - #define CFG_TUD_CI_HS_VBUS_CHARGE CFG_TUD_CI_HS_VBUS_CHARGE_DEFAULT -#endif - -// CI_HS support FIFO transfer if endpoint buffer is 4k aligned and size is multiple of 4k, also DCACHE is disabled -#ifndef CFG_TUD_CI_HS_EPBUF_4K_ALIGNED - #define CFG_TUD_CI_HS_EPBUF_4K_ALIGNED 0 -#endif - -#if CFG_TUD_CI_HS_EPBUF_4K_ALIGNED && !CFG_TUD_MEM_DCACHE_ENABLE - #define CFG_TUD_EDPT_DEDICATED_HWFIFO 1 -#endif - -//------------- Raspberry Pi -------------// -// Enable PIO-USB software host controller -#ifndef CFG_TUH_RPI_PIO_USB - #define CFG_TUH_RPI_PIO_USB 0 -#endif - -#ifndef CFG_TUD_RPI_PIO_USB - #define CFG_TUD_RPI_PIO_USB 0 -#endif - -//------------ MAX3421 -------------// -// Enable MAX3421 USB host controller -#ifndef CFG_TUH_MAX3421 - #define CFG_TUH_MAX3421 0 -#endif - //------------ FSDEV --------------// #if defined(TUP_USBIP_FSDEV) #define CFG_TUD_EDPT_DEDICATED_HWFIFO 1 @@ -368,6 +352,12 @@ #endif #endif +//------------ MAX3421 -------------// +// Enable MAX3421 USB host controller +#ifndef CFG_TUH_MAX3421 + #define CFG_TUH_MAX3421 0 +#endif + //------------ MUSB --------------// #if defined(TUP_USBIP_MUSB) #define CFG_TUD_EDPT_DEDICATED_HWFIFO 1 @@ -375,13 +365,30 @@ #define CFG_TUSB_FIFO_HWFIFO_DATA_ODD_16BIT_ACCESS // allow odd 16bit access #define CFG_TUSB_FIFO_HWFIFO_DATA_ODD_8BIT_ACCESS // allow odd 8bit access #define CFG_TUSB_FIFO_HWFIFO_ADDR_STRIDE 0 // fixed hwfifo +#endif +//------------- Raspberry Pi -------------// +// Enable PIO-USB software host controller +#ifndef CFG_TUH_RPI_PIO_USB + #define CFG_TUH_RPI_PIO_USB 0 +#endif + +#ifndef CFG_TUD_RPI_PIO_USB + #define CFG_TUD_RPI_PIO_USB 0 +#endif + +#if (CFG_TUSB_MCU == OPT_MCU_RP2040) && !CFG_TUD_RPI_PIO_USB + #define CFG_TUD_EDPT_DEDICATED_HWFIFO 1 + #define CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE 1 + #define CFG_TUSB_FIFO_HWFIFO_ADDR_STRIDE 1 + #define CFG_TUSB_FIFO_HWFIFO_CUSTOM_WRITE + #define CFG_TUSB_FIFO_HWFIFO_CUSTOM_READ #endif //------------ RUSB2 --------------// #if defined(TUP_USBIP_RUSB2) #define CFG_TUD_EDPT_DEDICATED_HWFIFO 1 - #define CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE (2 | (TUD_OPT_HIGH_SPEED ? 4 : 0)) // 16 bit and 32 bit data if highspeed + #define CFG_TUSB_FIFO_HWFIFO_DATA_STRIDE (2 | (TUD_OPT_HIGH_SPEED ? 4 : 0)) // 16 bit and 32 bit if highspeed #define CFG_TUSB_FIFO_HWFIFO_ADDR_STRIDE 0 #define CFG_TUSB_FIFO_HWFIFO_CUSTOM_WRITE // custom write since rusb2 can change access width 32 -> 16 and can write // odd byte with byte access