Files
tinyUSB/src/portable/chipidea/ci_hs/ci_hs_imxrt.h
hathach d254256047 change dcache clean/invalidate return type to bool
add tu_assert() check for aligned 32byte address for imxrt
2023-07-24 17:54:24 +07:00

102 lines
3.6 KiB
C

/*
* The MIT License (MIT)
*
* Copyright (c) 2021, Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#ifndef _CI_HS_IMXRT_H_
#define _CI_HS_IMXRT_H_
#include "fsl_device_registers.h"
#if !defined(USB1_BASE) && defined(USB_OTG1_BASE)
#define USB1_BASE USB_OTG1_BASE
#endif
#if !defined(USB2_BASE) && defined(USB_OTG2_BASE)
#define USB2_BASE USB_OTG2_BASE
#endif
// RT1040 calls its only USB USB_OTG (no 1)
#if defined(MIMXRT1042_SERIES)
#define USB_OTG1_IRQn USB_OTG_IRQn
#endif
static const ci_hs_controller_t _ci_controller[] =
{
// RT1010 and RT1020 only has 1 USB controller
#if FSL_FEATURE_SOC_USBHS_COUNT == 1
{ .reg_base = USB_BASE , .irqnum = USB_OTG1_IRQn }
#else
{ .reg_base = USB1_BASE, .irqnum = USB_OTG1_IRQn},
{ .reg_base = USB2_BASE, .irqnum = USB_OTG2_IRQn}
#endif
};
#define CI_HS_REG(_port) ((ci_hs_regs_t*) _ci_controller[_port].reg_base)
//------------- DCD -------------//
#define CI_DCD_INT_ENABLE(_p) NVIC_EnableIRQ (_ci_controller[_p].irqnum)
#define CI_DCD_INT_DISABLE(_p) NVIC_DisableIRQ(_ci_controller[_p].irqnum)
//------------- HCD -------------//
#define CI_HCD_INT_ENABLE(_p) NVIC_EnableIRQ (_ci_controller[_p].irqnum)
#define CI_HCD_INT_DISABLE(_p) NVIC_DisableIRQ(_ci_controller[_p].irqnum)
//------------- DCache -------------//
TU_ATTR_ALWAYS_INLINE static inline bool imxrt_is_cache_mem(uintptr_t addr) {
return !(0x20000000 <= addr && addr < 0x20100000);
}
TU_ATTR_ALWAYS_INLINE static inline bool imxrt_dcache_clean(void const* addr, uint32_t data_size) {
const uintptr_t addr32 = (uintptr_t) addr;
if (imxrt_is_cache_mem(addr32)) {
TU_ASSERT(tu_is_aligned32(addr32));
SCB_CleanDCache_by_Addr((uint32_t *) addr32, (int32_t) data_size);
}
return true;
}
TU_ATTR_ALWAYS_INLINE static inline bool imxrt_dcache_invalidate(void const* addr, uint32_t data_size) {
const uintptr_t addr32 = (uintptr_t) addr;
if (imxrt_is_cache_mem(addr32)) {
// Invalidating does not push cached changes back to RAM so we need to be
// *very* careful when we do it. If we're not aligned, then we risk resetting
// values back to their RAM state.
TU_ASSERT(tu_is_aligned32(addr32));
SCB_InvalidateDCache_by_Addr((void*) addr32, (int32_t) data_size);
}
return true;
}
TU_ATTR_ALWAYS_INLINE static inline bool imxrt_dcache_clean_invalidate(void const* addr, uint32_t data_size) {
const uintptr_t addr32 = (uintptr_t) addr;
if (imxrt_is_cache_mem(addr32)) {
TU_ASSERT(tu_is_aligned32(addr32));
SCB_CleanInvalidateDCache_by_Addr((uint32_t *) addr32, (int32_t) data_size);
}
return true;
}
#endif