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update(port/dwc2/usb_dc_dwc2): remove __UNALIGNED_UINT32_READ and __UNALIGNED_UINT32_WRITE because buf is always align4, only receive one setup packet

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Signed-off-by: sakumisu <1203593632@qq.com>
This commit is contained in:
sakumisu
2026-01-08 21:04:01 +08:00
parent 8d7a98fc9d
commit 43cf82642c
1 changed files with 49 additions and 68 deletions
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117
port/dwc2/usb_dc_dwc2.c
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@@ -7,58 +7,6 @@
#include "usb_dwc2_reg.h"
#include "usb_dwc2_param.h"
// clang-format off
#if defined ( __CC_ARM )
#ifndef __UNALIGNED_UINT32_WRITE
#define __UNALIGNED_UINT32_WRITE(addr, val) ((*((__packed uint32_t *)(addr))) = (val))
#endif
#ifndef __UNALIGNED_UINT32_READ
#define __UNALIGNED_UINT32_READ(addr) (*((const __packed uint32_t *)(addr)))
#endif
#elif defined (__ICCARM__)
#ifndef __UNALIGNED_UINT32_WRITE
#define __UNALIGNED_UINT32_WRITE(addr, val) ((*((__packed uint32_t *)(addr))) = (val))
#endif
#ifndef __UNALIGNED_UINT32_READ
#define __UNALIGNED_UINT32_READ(addr) (*((const __packed uint32_t *)(addr)))
#endif
#elif defined (__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
#ifndef __UNALIGNED_UINT32_WRITE
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpacked"
/*lint -esym(9058, T_UINT32_WRITE)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT32_WRITE */
__PACKED_STRUCT T_UINT32_WRITE { uint32_t v; };
#pragma clang diagnostic pop
#define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
#endif
#ifndef __UNALIGNED_UINT32_READ
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpacked"
/*lint -esym(9058, T_UINT32_READ)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT32_READ */
__PACKED_STRUCT T_UINT32_READ { uint32_t v; };
#pragma clang diagnostic pop
#define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
#endif
#elif defined ( __GNUC__ )
#ifndef __UNALIGNED_UINT32_WRITE
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpacked"
#pragma GCC diagnostic ignored "-Wattributes"
__PACKED_STRUCT T_UINT32_WRITE { uint32_t v; };
#pragma GCC diagnostic pop
#define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
#endif
#ifndef __UNALIGNED_UINT32_READ
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpacked"
#pragma GCC diagnostic ignored "-Wattributes"
__PACKED_STRUCT T_UINT32_READ { uint32_t v; };
#pragma GCC diagnostic pop
#define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
#endif
#endif
// clang-format on
#define USBD_BASE (g_usbdev_bus[busid].reg_base)
#define USB_OTG_GLB ((DWC2_GlobalTypeDef *)(USBD_BASE))
@@ -335,10 +283,7 @@ static uint8_t dwc2_get_devspeed(uint8_t busid)
static void dwc2_ep0_start_read_setup(uint8_t busid, uint8_t *psetup)
{
USB_OTG_OUTEP(0U)->DOEPTSIZ = 0U;
USB_OTG_OUTEP(0U)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1U << 19));
USB_OTG_OUTEP(0U)->DOEPTSIZ |= (3U * 8U);
USB_OTG_OUTEP(0U)->DOEPTSIZ |= USB_OTG_DOEPTSIZ_STUPCNT;
USB_OTG_OUTEP(0U)->DOEPTSIZ = (1U * 8U) | (1U << 19) | (1U << 29);
if (g_dwc2_udc[busid].user_params.device_dma_enable) {
usb_dcache_invalidate((uintptr_t)&g_dwc2_udc[busid].setup, USB_ALIGN_UP(8, CONFIG_USB_ALIGN_SIZE));
@@ -351,25 +296,61 @@ static void dwc2_ep0_start_read_setup(uint8_t busid, uint8_t *psetup)
void dwc2_ep_write(uint8_t busid, uint8_t ep_idx, uint8_t *src, uint16_t len)
{
uint32_t *pSrc = (uint32_t *)src;
uint32_t count32b, i;
uint32_t *p32;
uint8_t *p8;
uint32_t val;
uint8_t remain;
count32b = ((uint32_t)len + 3U) / 4U;
for (i = 0U; i < count32b; i++) {
USB_OTG_FIFO((uint32_t)ep_idx) = __UNALIGNED_UINT32_READ(pSrc);
pSrc++;
p32 = (uint32_t *)src;
for (uint32_t i = 0U; i < (len / 4); i++) {
USB_OTG_FIFO((uint32_t)ep_idx) = *p32++;
}
remain = len % 4;
if (remain) {
p8 = (uint8_t *)p32;
val = (uint32_t)(*p8++);
if (remain > 1) {
val |= (uint32_t)((*p8++) << 8);
}
if (remain > 2) {
val |= (uint32_t)((*p8++) << 16);
}
USB_OTG_FIFO((uint32_t)ep_idx) = val;
}
}
void dwc2_ep_read(uint8_t busid, uint8_t *dest, uint16_t len)
{
uint32_t *pDest = (uint32_t *)dest;
uint32_t i;
uint32_t count32b = ((uint32_t)len + 3U) / 4U;
uint32_t *p32;
uint8_t *p8;
uint32_t val;
uint8_t remain;
for (i = 0U; i < count32b; i++) {
__UNALIGNED_UINT32_WRITE(pDest, USB_OTG_FIFO(0U));
pDest++;
p32 = (uint32_t *)dest;
for (uint32_t i = 0U; i < (len / 4); i++) {
*p32++ = USB_OTG_FIFO(0U);
}
remain = len % 4;
if (remain) {
p8 = (uint8_t *)p32;
val = USB_OTG_FIFO(0U);
*p8++ = (uint8_t)(val & 0xFFU);
if (remain > 1) {
*p8++ = (uint8_t)((val >> 8) & 0xFFU);
}
if (remain > 2) {
*p8++ = (uint8_t)((val >> 16) & 0xFFU);
}
}
}