update hpm host ehci glue

9 files changed, 191 insertions, 946 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f975ac1b..3ab0aec2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,11 +9,12 @@ sdk_inc(class/audio)
 sdk_inc(class/video)
 sdk_inc(class/hub)
 
+sdk_compile_definitions(-DCONFIG_USB_ALIGN_SIZE=64)
+
 if(CONFIG_CHERRYUSB_DEVICE)
 sdk_src(core/usbd_core.c)
 sdk_src(port/hpm/usb_dc_hpm.c)
-sdk_compile_definitions(-DCONFIG_USB_HS -DCONFIG_USB_ALIGN_SIZE=64)
-#sdk_compile_definitions(-DCONFIG_USB_DCACHE_ENABLE)
+sdk_compile_definitions(-DCONFIG_USB_HS)
 if(CONFIG_CHERRYUSB_DEVICE_CDC)
 sdk_src(class/cdc/usbd_cdc.c)
 endif()
@@ -40,9 +41,10 @@ endif()
 
 elseif(CONFIG_CHERRYUSB_HOST)
 sdk_src(core/usbh_core.c)
-sdk_src(port/hpm/usb_hc_hpm.c)
+sdk_src(class/hub/usbh_hub.c)
+sdk_src(port/ehci/usb_hc_ehci.c)
+sdk_src(port/ehci/usb_glue_hpm.c)
 sdk_src(osal/usb_osal_freertos.c)
-sdk_compile_definitions(-DCONFIG_USB_ALIGN_SIZE=64)
 sdk_src(class/cdc/usbh_cdc_acm.c)
 sdk_src(class/msc/usbh_msc.c)
 sdk_src(class/hid/usbh_hid.c)
diff --git a/README.md b/README.md
index 621bdf0b..d00b9254 100644
--- a/README.md
+++ b/README.md
@@ -127,7 +127,7 @@ Note: After version 0.4.1, the dcd drivers have been refactored and some reposit
 |ST    |  STM32F103C8T6 | fsdev |[stm32f103_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_device/stm32f103c8t6)|latest |
 |ST    |  STM32F4 | dwc2 |[stm32f429_device_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_device/stm32f429igt6)   [stm32f429_host_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_host/stm32f429igt6)|latest |
 |ST    |  STM32H7 | dwc2 |[stm32h743_device_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_device/stm32h743vbt6)   [stm32h743_host_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_host/stm32h743xih6)|latest |
-|HPMicro    |  HPM6750 | hpm/ehci |[hpm_repo](https://github.com/CherryUSB/cherryusb_hpmicro)|v0.5.2 |
+|HPMicro    |  HPM6750 | hpm/ehci |[hpm_repo](https://github.com/CherryUSB/cherryusb_hpmicro)|latest |
 |WCH    |  CH32V307 | ch32_usbfs/ch32_usbhs|[ch32v307_repo](https://github.com/CherryUSB/cherryusb_ch32v307)|latest |
 |WCH    |  CH57x | ch58x |[ch57x_repo](https://github.com/CherryUSB/cherryusb_ch57x)|v0.4.1 |
 |Nuvoton    |  Nuc442 | nuvoton |[nuc442_repo](https://github.com/CherryUSB/cherryusb_nuc442)|v0.4.1 |
diff --git a/README_zh.md b/README_zh.md
index a58e8c3d..772e6ec6 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -126,7 +126,7 @@ USB 基本知识点与 CherryUSB Device 协议栈是如何编写的，参考 [Ch
 |ST    |  STM32F103C8T6 | fsdev |[stm32f103_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_device/stm32f103c8t6)|latest |
 |ST    |  STM32F4 | dwc2 |[stm32f429_device_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_device/stm32f429igt6)   [stm32f429_host_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_host/stm32f429igt6)|latest |
 |ST    |  STM32H7 | dwc2 |[stm32h743_device_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_device/stm32h743vbt6)   [stm32h743_host_repo](https://github.com/sakumisu/CherryUSB/tree/master/demo/stm32/usb_host/stm32h743xih6)|latest |
-|HPMicro    |  HPM6750 | hpm/ehci |[hpm_repo](https://github.com/CherryUSB/cherryusb_hpmicro)|v0.5.2 |
+|HPMicro    |  HPM6750 | hpm/ehci |[hpm_repo](https://github.com/CherryUSB/cherryusb_hpmicro)|latest |
 |WCH    |  CH32V307 | ch32_usbfs/ch32_usbhs|[ch32v307_repo](https://github.com/CherryUSB/cherryusb_ch32v307)|latest |
 |WCH    |  CH57x | ch58x |[ch57x_repo](https://github.com/CherryUSB/cherryusb_ch57x)|v0.4.1 |
 |Nuvoton    |  Nuc442 | nuvoton |[nuc442_repo](https://github.com/CherryUSB/cherryusb_nuc442)|v0.4.1 |
diff --git a/demo/hpm/usb_device/src/usb_config.h b/demo/hpm/usb_device/src/usb_config.h
index 09c64014..430b3cb4 100644
--- a/demo/hpm/usb_device/src/usb_config.h
+++ b/demo/hpm/usb_device/src/usb_config.h
@@ -16,30 +16,31 @@
 #define CONFIG_USB_PRINTF printf
 #endif
 
-/* attribute data into no cache ram */
-#define USB_NOCACHE_RAM_SECTION __attribute__((section(".noncacheable")))
 /* Enable print with color */
 #define CONFIG_USB_PRINTF_COLOR_ENABLE
 
-/* ================ USB DEVICE Configuration ================*/
+/* data align size when use dma */
+#ifndef CONFIG_USB_ALIGN_SIZE
+#define CONFIG_USB_ALIGN_SIZE 4
+#endif
 
-/* core */
+/* attribute data into no cache ram */
+#define USB_NOCACHE_RAM_SECTION __attribute__((section(".noncacheable")))
+
+/* ================= USB Device Stack Configuration ================ */
 
 /* Ep0 max transfer buffer, specially for receiving data from ep0 out */
 #define CONFIG_USBDEV_REQUEST_BUFFER_LEN 256
+
 /* Setup packet log for debug */
 // #define CONFIG_USBDEV_SETUP_LOG_PRINT
+
 /* Check if the input descriptor is correct */
 // #define CONFIG_USBDEV_DESC_CHECK
+
 /* Enable test mode */
 // #define CONFIG_USBDEV_TEST_MODE
 
-/* cdc class */
-
-// #define CONFIG_USBDEV_CDC_ACM_UART
-
-/* msc class */
-
 #ifndef CONFIG_USBDEV_MSC_BLOCK_SIZE
 #define CONFIG_USBDEV_MSC_BLOCK_SIZE 512
 #endif
@@ -68,8 +69,6 @@
 #endif
 #endif
 
-/* audio class */
-
 #ifndef CONFIG_USBDEV_AUDIO_VERSION
 #define CONFIG_USBDEV_AUDIO_VERSION 0x0100
 #endif
@@ -78,59 +77,54 @@
 #define CONFIG_USBDEV_AUDIO_MAX_CHANNEL 8
 #endif
 
-/* ================ USB HOST Configuration ================ */
+/* ================ USB HOST Stack Configuration ================== */
 
-#ifndef CONFIG_USBHOST_RHPORTS
-#define CONFIG_USBHOST_RHPORTS 1
-#endif
+#define CONFIG_USBHOST_RHPORTS    1
+#define CONFIG_USBHOST_EXTHUB_NUM 1
+#define CONFIG_USBHOST_EHPORTS    4
+#define CONFIG_USBHOST_INTF_NUM   6
+#define CONFIG_USBHOST_EP_NUM     4
 
-#ifndef CONFIG_USBHOST_EHPORTS
-#define CONFIG_USBHOST_EHPORTS 4
-#endif
+#define CONFIG_USBHOST_DEV_NAMELEN 16
 
-#ifndef CONFIG_USBHOST_PIPE_NUM
-#define CONFIG_USBHOST_PIPE_NUM 10
+#ifndef CONFIG_USBHOST_PSC_PRIO
+#define CONFIG_USBHOST_PSC_PRIO 4
 #endif
-
-#ifndef CONFIG_USBHOST_INTF_NUM
-#define CONFIG_USBHOST_INTF_NUM 6
+#ifndef CONFIG_USBHOST_PSC_STACKSIZE
+#define CONFIG_USBHOST_PSC_STACKSIZE 2048
 #endif
 
-#ifndef CONFIG_USBHOST_EP_NUM
-#define CONFIG_USBHOST_EP_NUM 4
-#endif
+//#define CONFIG_USBHOST_GET_STRING_DESC
+
+/* Ep0 max transfer buffer */
+#define CONFIG_USBHOST_REQUEST_BUFFER_LEN 512
 
 #ifndef CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT
-#define CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT 5000
+#define CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT 500
 #endif
 
 #ifndef CONFIG_USBHOST_MSC_TIMEOUT
 #define CONFIG_USBHOST_MSC_TIMEOUT 5000
 #endif
 
-#ifndef CONFIG_USBHOST_PSC_PRIO
-#define CONFIG_USBHOST_PSC_PRIO 4
-#endif
-#ifndef CONFIG_USBHOST_PSC_STACKSIZE
-#define CONFIG_USBHOST_PSC_STACKSIZE 4096
-#endif
+/* ================ USB Device Port Configuration ================*/
 
-#ifndef CONFIG_USBHOST_DEV_NAMELEN
-#define CONFIG_USBHOST_DEV_NAMELEN 16
-#endif
+//#define USBD_IRQHandler USBD_IRQHandler
+//#define USB_BASE (0x40080000UL)
+//#define USB_NUM_BIDIR_ENDPOINTS 4
 
-#define CONFIG_USBHOST_ASYNCH
-//#define CONFIG_USBHOST_GET_STRING_DESC
+/* ================ USB Host Port Configuration ==================*/
+
+#define CONFIG_USBHOST_PIPE_NUM 10
 
 /* ================ EHCI Configuration ================ */
 
-#define CONFIG_USB_EHCI_HCCR_BASE (0x20072000)
-#define CONFIG_USB_EHCI_HCOR_BASE (0x20072000 + 0x10)
-#define CONFIG_USB_EHCI_QH_NUM    (10)
-#define CONFIG_USB_EHCI_QTD_NUM   (10)
+#define CONFIG_USB_EHCI_HCCR_BASE   (0)
+#define CONFIG_USB_EHCI_HCOR_BASE   (0xF2020000UL + 0x140)
+#define CONFIG_EHCI_FRAME_LIST_SIZE 1024
 // #define CONFIG_USB_EHCI_INFO_ENABLE
 // #define CONFIG_USB_ECHI_HCOR_RESERVED_DISABLE
 // #define CONFIG_USB_EHCI_CONFIGFLAG
-// #define CONFIG_USB_EHCI_PORT_POWER
+#define CONFIG_USB_EHCI_PORT_POWER
 
 #endif
diff --git a/demo/hpm/usb_host/ram.icf b/demo/hpm/usb_host/ram.icf
index e74ef3cc..5228b442 100644
--- a/demo/hpm/usb_host/ram.icf
+++ b/demo/hpm/usb_host/ram.icf
@@ -10,7 +10,7 @@ define memory with size = 4G;
 define region CORE0_LM_SLV = [from 0x1000000 size 512k]; /* CORE0 LM slave */
 define region CORE1_LM_SLV = [from 0x1180000 size 512k]; /* CORE1 LM slave */
 define region AXI_SRAM  = [from 0x1080000 size 700k];  /* reserve 256K for noncacheable region */
-define region CHERRYUSB_RAM  = [from 0x1080000 + 700k size 64];  /* reserve 64B for cherryusb region */
+define region CHERRYUSB_RAM  = [from 0x1080000 + 700k size 72];  /* reserve 64B for cherryusb region */
 define region NONCACHEABLE_RAM = [from 0x1140000 size 256K];
 
 define exported symbol __noncacheable_start__  = start of region NONCACHEABLE_RAM;
diff --git a/demo/hpm/usb_host/src/main.c b/demo/hpm/usb_host/src/main.c
index cb128c48..3b50fbad 100644
--- a/demo/hpm/usb_host/src/main.c
+++ b/demo/hpm/usb_host/src/main.c
@@ -15,9 +15,10 @@
 #include "hpm_gpio_drv.h"
 #include "usbh_core.h"
 
+extern void usbh_class_test();
+
 int main(void)
 {
-    l1c_dc_disable();
     board_init();
     board_init_gpio_pins();
     board_init_usb_pins();
@@ -26,7 +27,9 @@ int main(void)
     gpio_write_pin(BOARD_LED_GPIO_CTRL, BOARD_LED_GPIO_INDEX, BOARD_LED_GPIO_PIN, BOARD_LED_ON_LEVEL);
 #endif
 
+    printf("Start usb host task...\r\n");
     usbh_initialize();
+    usbh_class_test();
     vTaskStartScheduler();
     for (;;) {
         ;
diff --git a/demo/hpm/usb_host/src/usb_config.h b/demo/hpm/usb_host/src/usb_config.h
index e01b709d..430b3cb4 100644
--- a/demo/hpm/usb_host/src/usb_config.h
+++ b/demo/hpm/usb_host/src/usb_config.h
@@ -16,30 +16,31 @@
 #define CONFIG_USB_PRINTF printf
 #endif
 
-/* attribute data into no cache ram */
-// #define USB_NOCACHE_RAM_SECTION __attribute__((section(".noncacheable")))
 /* Enable print with color */
 #define CONFIG_USB_PRINTF_COLOR_ENABLE
 
-/* ================ USB DEVICE Configuration ================*/
+/* data align size when use dma */
+#ifndef CONFIG_USB_ALIGN_SIZE
+#define CONFIG_USB_ALIGN_SIZE 4
+#endif
+
+/* attribute data into no cache ram */
+#define USB_NOCACHE_RAM_SECTION __attribute__((section(".noncacheable")))
 
-/* core */
+/* ================= USB Device Stack Configuration ================ */
 
 /* Ep0 max transfer buffer, specially for receiving data from ep0 out */
 #define CONFIG_USBDEV_REQUEST_BUFFER_LEN 256
+
 /* Setup packet log for debug */
 // #define CONFIG_USBDEV_SETUP_LOG_PRINT
+
 /* Check if the input descriptor is correct */
 // #define CONFIG_USBDEV_DESC_CHECK
+
 /* Enable test mode */
 // #define CONFIG_USBDEV_TEST_MODE
 
-/* cdc class */
-
-// #define CONFIG_USBDEV_CDC_ACM_UART
-
-/* msc class */
-
 #ifndef CONFIG_USBDEV_MSC_BLOCK_SIZE
 #define CONFIG_USBDEV_MSC_BLOCK_SIZE 512
 #endif
@@ -68,8 +69,6 @@
 #endif
 #endif
 
-/* audio class */
-
 #ifndef CONFIG_USBDEV_AUDIO_VERSION
 #define CONFIG_USBDEV_AUDIO_VERSION 0x0100
 #endif
@@ -78,59 +77,54 @@
 #define CONFIG_USBDEV_AUDIO_MAX_CHANNEL 8
 #endif
 
-/* ================ USB HOST Configuration ================ */
+/* ================ USB HOST Stack Configuration ================== */
 
-#ifndef CONFIG_USBHOST_RHPORTS
-#define CONFIG_USBHOST_RHPORTS 1
-#endif
+#define CONFIG_USBHOST_RHPORTS    1
+#define CONFIG_USBHOST_EXTHUB_NUM 1
+#define CONFIG_USBHOST_EHPORTS    4
+#define CONFIG_USBHOST_INTF_NUM   6
+#define CONFIG_USBHOST_EP_NUM     4
 
-#ifndef CONFIG_USBHOST_EHPORTS
-#define CONFIG_USBHOST_EHPORTS 4
-#endif
+#define CONFIG_USBHOST_DEV_NAMELEN 16
 
-#ifndef CONFIG_USBHOST_PIPE_NUM
-#define CONFIG_USBHOST_PIPE_NUM 10
+#ifndef CONFIG_USBHOST_PSC_PRIO
+#define CONFIG_USBHOST_PSC_PRIO 4
 #endif
-
-#ifndef CONFIG_USBHOST_INTF_NUM
-#define CONFIG_USBHOST_INTF_NUM 6
+#ifndef CONFIG_USBHOST_PSC_STACKSIZE
+#define CONFIG_USBHOST_PSC_STACKSIZE 2048
 #endif
 
-#ifndef CONFIG_USBHOST_EP_NUM
-#define CONFIG_USBHOST_EP_NUM 4
-#endif
+//#define CONFIG_USBHOST_GET_STRING_DESC
+
+/* Ep0 max transfer buffer */
+#define CONFIG_USBHOST_REQUEST_BUFFER_LEN 512
 
 #ifndef CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT
-#define CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT 5000
+#define CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT 500
 #endif
 
 #ifndef CONFIG_USBHOST_MSC_TIMEOUT
 #define CONFIG_USBHOST_MSC_TIMEOUT 5000
 #endif
 
-#ifndef CONFIG_USBHOST_PSC_PRIO
-#define CONFIG_USBHOST_PSC_PRIO 4
-#endif
-#ifndef CONFIG_USBHOST_PSC_STACKSIZE
-#define CONFIG_USBHOST_PSC_STACKSIZE 4096
-#endif
+/* ================ USB Device Port Configuration ================*/
 
-#ifndef CONFIG_USBHOST_DEV_NAMELEN
-#define CONFIG_USBHOST_DEV_NAMELEN 16
-#endif
+//#define USBD_IRQHandler USBD_IRQHandler
+//#define USB_BASE (0x40080000UL)
+//#define USB_NUM_BIDIR_ENDPOINTS 4
 
-#define CONFIG_USBHOST_ASYNCH
-//#define CONFIG_USBHOST_GET_STRING_DESC
+/* ================ USB Host Port Configuration ==================*/
+
+#define CONFIG_USBHOST_PIPE_NUM 10
 
 /* ================ EHCI Configuration ================ */
 
-#define CONFIG_USB_EHCI_HCCR_BASE (0x20072000)
-#define CONFIG_USB_EHCI_HCOR_BASE (0x20072000 + 0x10)
-#define CONFIG_USB_EHCI_QH_NUM    (10)
-#define CONFIG_USB_EHCI_QTD_NUM   (10)
+#define CONFIG_USB_EHCI_HCCR_BASE   (0)
+#define CONFIG_USB_EHCI_HCOR_BASE   (0xF2020000UL + 0x140)
+#define CONFIG_EHCI_FRAME_LIST_SIZE 1024
 // #define CONFIG_USB_EHCI_INFO_ENABLE
 // #define CONFIG_USB_ECHI_HCOR_RESERVED_DISABLE
 // #define CONFIG_USB_EHCI_CONFIGFLAG
-// #define CONFIG_USB_EHCI_PORT_POWER
+#define CONFIG_USB_EHCI_PORT_POWER
 
 #endif
diff --git a/port/ehci/usb_glue_hpm.c b/port/ehci/usb_glue_hpm.c
new file mode 100644
index 00000000..4f8baa03
--- /dev/null
+++ b/port/ehci/usb_glue_hpm.c
@@ -0,0 +1,102 @@
+#include "usbh_core.h"
+#include "hpm_common.h"
+#include "hpm_soc.h"
+#include "hpm_usb_drv.h"
+
+#define USB_PHY_INIT_DELAY_COUNT (16U) /**< a delay count for USB phy initialization */
+
+/* Initialize USB phy */
+static void usb_phy_init(USB_Type *ptr)
+{
+    uint32_t status;
+
+    ptr->OTG_CTRL0 |= USB_OTG_CTRL0_OTG_UTMI_RESET_SW_MASK;     /* set otg_utmi_reset_sw for naneng usbphy */
+    ptr->OTG_CTRL0 &= ~USB_OTG_CTRL0_OTG_UTMI_SUSPENDM_SW_MASK; /* clr otg_utmi_suspend_m for naneng usbphy */
+    ptr->PHY_CTRL1 &= ~USB_PHY_CTRL1_UTMI_CFG_RST_N_MASK;       /* clr cfg_rst_n */
+
+    do {
+        status = USB_OTG_CTRL0_OTG_UTMI_RESET_SW_GET(ptr->OTG_CTRL0); /* wait for reset status */
+    } while (status == 0);
+
+    ptr->OTG_CTRL0 |= USB_OTG_CTRL0_OTG_UTMI_SUSPENDM_SW_MASK; /* set otg_utmi_suspend_m for naneng usbphy */
+
+    for (int i = 0; i < USB_PHY_INIT_DELAY_COUNT; i++) {
+        ptr->PHY_CTRL0 = USB_PHY_CTRL0_GPIO_ID_SEL_N_SET(0); /* used for delay */
+    }
+
+    ptr->OTG_CTRL0 &= ~USB_OTG_CTRL0_OTG_UTMI_RESET_SW_MASK; /* clear otg_utmi_reset_sw for naneng usbphy */
+
+    /* otg utmi clock detection */
+    ptr->PHY_STATUS |= USB_PHY_STATUS_UTMI_CLK_VALID_MASK; /* write 1 to clear valid status */
+    do {
+        status = USB_PHY_STATUS_UTMI_CLK_VALID_GET(ptr->PHY_STATUS); /* get utmi clock status */
+    } while (status == 0);
+
+    ptr->PHY_CTRL1 |= USB_PHY_CTRL1_UTMI_CFG_RST_N_MASK; /* set cfg_rst_n */
+
+    ptr->PHY_CTRL1 |= USB_PHY_CTRL1_UTMI_OTG_SUSPENDM_MASK; /* set otg_suspendm */
+}
+
+static void usb_host_mode_init(USB_Type *ptr)
+{
+    /* Set mode to host, must be set immediately after reset */
+    ptr->USBMODE &= ~USB_USBMODE_CM_MASK;
+    ptr->USBMODE |= USB_USBMODE_CM_SET(3);
+
+    /* Set the endian */
+    ptr->USBMODE &= ~USB_USBMODE_ES_MASK;
+
+    /* Set parallel interface signal */
+    ptr->PORTSC1 &= ~USB_PORTSC1_STS_MASK;
+
+    /* Set parallel transceiver width */
+    ptr->PORTSC1 &= ~USB_PORTSC1_PTW_MASK;
+
+    /* Not use interrupt threshold. */
+    ptr->USBCMD &= ~USB_USBCMD_ITC_MASK;
+}
+
+void usb_hc_low_level_init()
+{
+    usb_phy_init((USB_Type *)HPM_USB0_BASE);
+    intc_m_enable_irq(IRQn_USB0);
+}
+
+void usb_hc_low_level2_init()
+{
+    usb_host_mode_init((USB_Type *)HPM_USB0_BASE);
+}
+
+uint8_t usbh_get_port_speed(const uint8_t port)
+{
+    uint8_t speed;
+
+    speed = usb_get_port_speed((USB_Type *)HPM_USB0_BASE);
+
+    if (speed == 0x00) {
+        return USB_SPEED_FULL;
+    }
+    if (speed == 0x01) {
+        return USB_SPEED_LOW;
+    }
+    if (speed == 0x02) {
+        return USB_SPEED_HIGH;
+    }
+
+    return 0;
+}
+
+extern void USBH_IRQHandler(void);
+
+void isr_usb0(void)
+{
+    USBH_IRQHandler();
+}
+SDK_DECLARE_EXT_ISR_M(IRQn_USB0, isr_usb0)
+
+#ifdef HPM_USB1_BASE
+void isr_usb1(void)
+{
+}
+SDK_DECLARE_EXT_ISR_M(IRQn_USB1, isr_usb1)
+#endif
\ No newline at end of file
diff --git a/port/hpm/usb_hc_hpm.c b/port/hpm/usb_hc_hpm.c
deleted file mode 100644
index c9b6258d..00000000
--- a/port/hpm/usb_hc_hpm.c
+++ /dev/null
@@ -1,850 +0,0 @@
-#include "usbh_core.h"
-#include "hpm_usb_host.h"
-#include "hpm_common.h"
-#include "hpm_soc.h"
-#include "hpm_l1c_drv.h"
-#include "board.h"
-
-#define HCD_MAX_ENDPOINT 16
-
-struct hpm_ehci_pipe {
-    uint8_t ep_addr;
-    uint8_t dev_addr;
-    uint8_t *buffer;          /* for dcache invalidate */
-    volatile int result;      /* The result of the transfer */
-    volatile uint32_t xfrd;   /* Bytes transferred (at end of transfer) */
-    volatile bool waiter;     /* True: Thread is waiting for a channel event */
-    usb_osal_sem_t waitsem;   /* Channel wait semaphore */
-    usb_osal_mutex_t exclsem; /* Support mutually exclusive access */
-#ifdef CONFIG_USBHOST_ASYNCH
-    usbh_asynch_callback_t callback; /* Transfer complete callback */
-    void *arg;                       /* Argument that accompanies the callback */
-#endif
-};
-
-struct hpm_ehci_hcd {
-    struct hpm_ehci_pipe chan[HCD_MAX_ENDPOINT][2];
-} g_hpm_ehci_hcd;
-
-static inline uint32_t hpm_ehci_align32(uint32_t value)
-{
-    return (value & 0xFFFFFFE0UL);
-}
-
-/*---------------------------------------------------------------------*
- * Enum Declaration
- *---------------------------------------------------------------------*/
-typedef enum {
-    hcd_int_mask_usb = HPM_BITSMASK(1, 0),
-    hcd_int_mask_error = HPM_BITSMASK(1, 1),
-    hcd_int_mask_port_change = HPM_BITSMASK(1, 2),
-
-    hcd_int_mask_framelist_rollover = HPM_BITSMASK(1, 3),
-    hcd_int_mask_pci_host_system_error = HPM_BITSMASK(1, 4),
-    hcd_int_mask_async_advance = HPM_BITSMASK(1, 5),
-    hcd_int_mask_sof = HPM_BITSMASK(1, 7),
-
-    hcd_int_mask_async = HPM_BITSMASK(1, 18),
-    hcd_int_mask_periodic = HPM_BITSMASK(1, 19),
-
-    hcd_int_mask_all = hcd_int_mask_usb | hcd_int_mask_error | hcd_int_mask_port_change |
-                       hcd_int_mask_framelist_rollover | hcd_int_mask_pci_host_system_error |
-                       hcd_int_mask_async_advance | hcd_int_mask_sof |
-                       hcd_int_mask_async | hcd_int_mask_periodic
-} usb_interrupt_mask_t;
-typedef struct
-{
-    USB_Type *regs;        /* register base */
-    const uint32_t irqnum; /* IRQ number */
-} hcd_controller_t;
-
-static const hcd_controller_t _hcd_controller[] = {
-    { .regs = (USB_Type *)HPM_USB0_BASE, .irqnum = IRQn_USB0 },
-#ifdef HPM_USB1_BASE
-    { .regs = (USB_Type *)HPM_USB1_BASE, .irqnum = IRQn_USB1 }
-#endif
-};
-
-/*---------------------------------------------------------------------*
- * Variable Definitions
- *---------------------------------------------------------------------*/
-ATTR_PLACE_AT_NONCACHEABLE static usb_host_handle_t usb_host_handle;
-ATTR_PLACE_AT_NONCACHEABLE static bool hcd_int_sta;
-// clang-format off
-ATTR_PLACE_AT_NONCACHEABLE_WITH_ALIGNMENT(USB_SOC_HCD_DATA_RAM_ADDRESS_ALIGNMENT) static hcd_data_t _hcd_data;
-// clang-format on
-
-bool hcd_init(uint8_t rhport)
-{
-    uint32_t int_mask;
-
-    if (rhport > USB_SOC_MAX_COUNT) {
-        return false;
-    }
-
-    usb_host_handle.rhport = rhport;
-    usb_host_handle.regs = _hcd_controller[rhport].regs;
-    usb_host_handle.hcd_data = &_hcd_data;
-    usb_host_handle.hcd_vbus_ctrl_cb = board_usb_vbus_ctrl;
-
-    int_mask = hcd_int_mask_error | hcd_int_mask_port_change | hcd_int_mask_async_advance |
-               hcd_int_mask_periodic | hcd_int_mask_async | hcd_int_mask_framelist_rollover;
-
-    usb_host_init(&usb_host_handle, int_mask, USB_HOST_FRAMELIST_SIZE);
-
-    intc_m_enable_irq(_hcd_controller[rhport].irqnum);
-    return true;
-}
-
-static int hpm_ehci_pipe_waitsetup(struct hpm_ehci_pipe *chan)
-{
-    size_t flags;
-    int ret = -ENODEV;
-
-    flags = usb_osal_enter_critical_section();
-
-    if (usbh_get_port_connect_status(1)) {
-
-        chan->waiter = true;
-        chan->result = -EBUSY;
-        chan->xfrd = 0;
-#ifdef CONFIG_USBHOST_ASYNCH
-        chan->callback = NULL;
-        chan->arg = NULL;
-#endif
-        ret = 0;
-    }
-    usb_osal_leave_critical_section(flags);
-    return ret;
-}
-
-#ifdef CONFIG_USBHOST_ASYNCH
-static int hpm_ehci_pipe_asynchsetup(struct hpm_ehci_pipe *chan, usbh_asynch_callback_t callback, void *arg)
-{
-    size_t flags;
-    int ret = -ENODEV;
-
-    flags = usb_osal_enter_critical_section();
-
-    if (usbh_get_port_connect_status(1)) {
-        chan->waiter = false;
-        chan->result = -EBUSY;
-        chan->xfrd = 0;
-        chan->callback = callback;
-        chan->arg = arg;
-
-        ret = 0;
-    }
-
-    usb_osal_leave_critical_section(flags);
-    return ret;
-}
-#endif
-
-static int hpm_ehci_pipe_wait(struct hpm_ehci_pipe *chan, uint32_t timeout)
-{
-    int ret;
-
-    /* wait until timeout or sem give */
-    if (chan->waiter) {
-        ret = usb_osal_sem_take(chan->waitsem, timeout);
-        if (ret < 0) {
-            return ret;
-        }
-    }
-
-    /* Sem give, check if giving from error isr */
-    ret = chan->result;
-
-    if (ret < 0) {
-        return ret;
-    }
-    return chan->xfrd;
-}
-
-static void hpm_ehci_pipe_wakeup(struct hpm_ehci_pipe *chan)
-{
-    usbh_asynch_callback_t callback;
-    void *arg;
-    int nbytes;
-
-    if (chan->waiter) {
-        chan->waiter = false;
-        usb_osal_sem_give(chan->waitsem);
-    }
-#ifdef CONFIG_USBHOST_ASYNCH
-    else if (chan->callback) {
-        callback = chan->callback;
-        arg = chan->arg;
-        nbytes = chan->xfrd;
-        chan->callback = NULL;
-        chan->arg = NULL;
-        if (chan->result < 0) {
-            nbytes = chan->result;
-        }
-#ifdef CONFIG_USB_DCACHE_ENABLE
-        if (((chan->ep_addr & 0x80) == 0x80) && (nbytes > 0)) {
-            l1c_dc_invalidate((uint32_t)chan->buffer, nbytes);
-        }
-#endif
-        callback(arg, nbytes);
-    }
-#endif
-}
-
-__WEAK void usb_hc_low_level_init(void)
-{
-}
-
-int usb_hc_sw_init(void)
-{
-    memset(&g_hpm_ehci_hcd, 0, sizeof(struct hpm_ehci_hcd));
-
-    for (uint8_t chidx = 0; chidx < HCD_MAX_ENDPOINT; chidx++) {
-        g_hpm_ehci_hcd.chan[chidx][0].exclsem = usb_osal_mutex_create();
-        if (g_hpm_ehci_hcd.chan[chidx][0].exclsem == NULL) {
-            printf("no memory to alloc mutex\r\n");
-            return -ENOMEM;
-        }
-        g_hpm_ehci_hcd.chan[chidx][0].waitsem = usb_osal_sem_create(0);
-        if (g_hpm_ehci_hcd.chan[chidx][0].exclsem == NULL) {
-            printf("no memory to alloc sem\r\n");
-            return -ENOMEM;
-        }
-        g_hpm_ehci_hcd.chan[chidx][1].exclsem = usb_osal_mutex_create();
-        if (g_hpm_ehci_hcd.chan[chidx][0].exclsem == NULL) {
-            printf("no memory to alloc mutex\r\n");
-            return -ENOMEM;
-        }
-        g_hpm_ehci_hcd.chan[chidx][1].waitsem = usb_osal_sem_create(0);
-        if (g_hpm_ehci_hcd.chan[chidx][0].exclsem == NULL) {
-            printf("no memory to alloc sem\r\n");
-            return -ENOMEM;
-        }
-    }
-
-    return 0;
-}
-
-int usb_hc_hw_init(void)
-{
-    usb_hc_low_level_init();
-    hcd_init(0);
-    return 0;
-}
-
-int usbh_reset_port(const uint8_t port)
-{
-    usb_host_port_reset(&usb_host_handle);
-    return 0;
-}
-
-bool usbh_get_port_connect_status(const uint8_t port)
-{
-    return usb_host_get_port_ccs(&usb_host_handle);
-}
-
-uint8_t usbh_get_port_speed(const uint8_t port)
-{
-    uint8_t speed = usb_host_get_port_speed(&usb_host_handle);
-    if (speed == 0) {
-        speed = USB_SPEED_FULL;
-    } else if (speed == 1) {
-        speed = USB_SPEED_LOW;
-    } else if (speed == 2) {
-        speed = USB_SPEED_HIGH;
-    }
-    return speed;
-}
-
-int usbh_ep0_reconfigure(usbh_epinfo_t ep, uint8_t dev_addr, uint8_t ep_mps, uint8_t speed)
-{
-    struct hpm_ehci_pipe *chan;
-    int ret;
-    usb_desc_endpoint_t ep_desc;
-
-    chan = (struct hpm_ehci_pipe *)ep;
-
-    ret = usb_osal_mutex_take(chan->exclsem);
-    if (ret < 0) {
-        return ret;
-    }
-
-    if (speed == 1) {
-        usb_host_handle.ep_speed = 1;
-    } else if (speed == 2) {
-        usb_host_handle.ep_speed = 0;
-    } else if (speed == 3) {
-        usb_host_handle.ep_speed = 2;
-    }
-
-    usb_host_handle.hub_addr = 0;
-    usb_host_handle.hub_port = 0;
-
-    ep_desc.bEndpointAddress = 0x00;
-    ep_desc.bmAttributes.xfer = 0x00;
-    ep_desc.wMaxPacketSize.size = ep_mps;
-
-    chan->dev_addr = dev_addr;
-    usb_host_edpt_open(&usb_host_handle, dev_addr, &ep_desc);
-
-    usb_osal_mutex_give(chan->exclsem);
-    return ret;
-}
-
-int usbh_ep_alloc(usbh_epinfo_t *ep, const struct usbh_endpoint_cfg *ep_cfg)
-{
-    struct hpm_ehci_pipe *chan;
-    struct usbh_hubport *hport;
-    uint8_t speed;
-    usb_osal_sem_t waitsem;
-    usb_osal_mutex_t exclsem;
-
-    usb_desc_endpoint_t ep_desc;
-
-    hport = ep_cfg->hport;
-
-    if (ep_desc.bmAttributes.xfer == 0) {
-        chan = &g_hpm_ehci_hcd.chan[0][0];
-    } else {
-        if (ep_cfg->ep_addr & 0x80) {
-            chan = &g_hpm_ehci_hcd.chan[ep_cfg->ep_addr & 0x7f][1];
-        } else {
-            chan = &g_hpm_ehci_hcd.chan[ep_cfg->ep_addr & 0x7f][0];
-        }
-    }
-
-    /* store variables */
-    waitsem = chan->waitsem;
-    exclsem = chan->exclsem;
-
-    memset(chan, 0, sizeof(struct hpm_ehci_pipe));
-
-    if (hport->speed == 1) {
-        usb_host_handle.ep_speed = 1;
-    } else if (hport->speed == 2) {
-        usb_host_handle.ep_speed = 0;
-    } else if (hport->speed == 3) {
-        usb_host_handle.ep_speed = 2;
-    }
-
-    usb_host_handle.hub_addr = 0;
-    usb_host_handle.hub_port = 0;
-
-    ep_desc.bEndpointAddress = ep_cfg->ep_addr;
-    ep_desc.bmAttributes.xfer = ep_cfg->ep_type;
-    ep_desc.wMaxPacketSize.size = ep_cfg->ep_mps;
-
-    chan->ep_addr = ep_cfg->ep_addr;
-    chan->dev_addr = hport->dev_addr;
-
-    usb_host_edpt_open(&usb_host_handle, hport->dev_addr, &ep_desc);
-
-    /* restore variables */
-    chan->waitsem = waitsem;
-    chan->exclsem = exclsem;
-
-    *ep = (usbh_epinfo_t)chan;
-    return 0;
-}
-
-int usbh_ep_free(usbh_epinfo_t ep)
-{
-    struct hpm_ehci_pipe *chan;
-    int ret;
-
-    chan = (struct hpm_ehci_pipe *)ep;
-
-    ret = usb_osal_mutex_take(chan->exclsem);
-    if (ret < 0) {
-        return ret;
-    }
-
-    usb_osal_mutex_give(chan->exclsem);
-    return 0;
-}
-
-int usbh_control_transfer(usbh_epinfo_t ep, struct usb_setup_packet *setup, uint8_t *buffer)
-{
-    struct hpm_ehci_pipe *chan;
-    int ret;
-
-    chan = (struct hpm_ehci_pipe *)ep;
-
-    ret = usb_osal_mutex_take(chan->exclsem);
-    if (ret < 0) {
-        return ret;
-    }
-
-    ret = hpm_ehci_pipe_waitsetup(chan);
-    if (ret < 0) {
-        goto error_out;
-    }
-#ifdef CONFIG_USB_DCACHE_ENABLE
-    l1c_dc_writeback((uint32_t)setup, 8);
-#endif
-    usb_host_setup_send(&usb_host_handle, chan->dev_addr, (uint8_t *)setup);
-    ret = hpm_ehci_pipe_wait(chan, CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT);
-    if (ret < 0) {
-        goto error_out;
-    }
-
-    if (setup->wLength && buffer) {
-        if (setup->bmRequestType & 0x80) {
-            chan->waiter = true;
-            chan->result = -EBUSY;
-            usb_host_edpt_xfer(&usb_host_handle, chan->dev_addr, 0x80, buffer, setup->wLength);
-            ret = hpm_ehci_pipe_wait(chan, CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT);
-            if (ret < 0) {
-                goto error_out;
-            }
-#ifdef CONFIG_USB_DCACHE_ENABLE
-            l1c_dc_invalidate((uint32_t)buffer, setup->wLength);
-#endif
-            chan->waiter = true;
-            chan->result = -EBUSY;
-            usb_host_edpt_xfer(&usb_host_handle, chan->dev_addr, 0x00, NULL, 0);
-            ret = hpm_ehci_pipe_wait(chan, CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT);
-            if (ret < 0) {
-                goto error_out;
-            }
-        } else {
-            chan->waiter = true;
-            chan->result = -EBUSY;
-            l1c_dc_writeback((uint32_t)buffer, setup->wLength);
-            usb_host_edpt_xfer(&usb_host_handle, chan->dev_addr, 0x00, buffer, setup->wLength);
-            ret = hpm_ehci_pipe_wait(chan, CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT);
-            if (ret < 0) {
-                goto error_out;
-            }
-
-            chan->waiter = true;
-            chan->result = -EBUSY;
-            usb_host_edpt_xfer(&usb_host_handle, chan->dev_addr, 0x00, NULL, 0);
-            ret = hpm_ehci_pipe_wait(chan, CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT);
-            if (ret < 0) {
-                goto error_out;
-            }
-        }
-    } else {
-        chan->waiter = true;
-        chan->result = -EBUSY;
-        usb_host_edpt_xfer(&usb_host_handle, chan->dev_addr, 0x80, NULL, 0);
-        ret = hpm_ehci_pipe_wait(chan, CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT);
-        if (ret < 0) {
-            goto error_out;
-        }
-    }
-
-    usb_osal_mutex_give(chan->exclsem);
-    return ret;
-error_out:
-    chan->waiter = false;
-    usb_osal_mutex_give(chan->exclsem);
-    return ret;
-}
-
-int usbh_ep_bulk_transfer(usbh_epinfo_t ep, uint8_t *buffer, uint32_t buflen, uint32_t timeout)
-{
-    struct hpm_ehci_pipe *chan;
-    int ret;
-
-    chan = (struct hpm_ehci_pipe *)ep;
-
-    if (buffer && (((uint32_t)buffer) & 0x1f)) {
-        return -EINVAL;
-    }
-
-    ret = usb_osal_mutex_take(chan->exclsem);
-    if (ret < 0) {
-        return ret;
-    }
-
-    ret = hpm_ehci_pipe_waitsetup(chan);
-    if (ret < 0) {
-        goto error_out;
-    }
-#ifdef CONFIG_USB_DCACHE_ENABLE
-    if ((chan->ep_addr & 0x80) == 0x00) {
-        l1c_dc_writeback((uint32_t)buffer, buflen);
-    }
-#endif
-    chan->buffer = buffer;
-    usb_host_edpt_xfer(&usb_host_handle, chan->dev_addr, chan->ep_addr, buffer, buflen);
-    ret = hpm_ehci_pipe_wait(chan, timeout);
-    if (ret < 0) {
-        goto error_out;
-    }
-#ifdef CONFIG_USB_DCACHE_ENABLE
-    if ((chan->ep_addr & 0x80) == 0x80) {
-        l1c_dc_invalidate((uint32_t)buffer, buflen);
-    }
-#endif
-    usb_osal_mutex_give(chan->exclsem);
-    return ret;
-error_out:
-    chan->waiter = false;
-    usb_osal_mutex_give(chan->exclsem);
-    return ret;
-}
-
-int usbh_ep_intr_transfer(usbh_epinfo_t ep, uint8_t *buffer, uint32_t buflen, uint32_t timeout)
-{
-    return usbh_ep_bulk_transfer(ep, buffer, buflen, timeout);
-}
-
-int usbh_ep_bulk_async_transfer(usbh_epinfo_t ep, uint8_t *buffer, uint32_t buflen, usbh_asynch_callback_t callback, void *arg)
-{
-    struct hpm_ehci_pipe *chan;
-    int ret;
-
-    chan = (struct hpm_ehci_pipe *)ep;
-
-    if (buffer && (((uint32_t)buffer) & 0x1f)) {
-        return -EINVAL;
-    }
-
-    ret = usb_osal_mutex_take(chan->exclsem);
-    if (ret < 0) {
-        return ret;
-    }
-
-    ret = hpm_ehci_pipe_asynchsetup(chan, callback, arg);
-    if (ret < 0) {
-        goto error_out;
-    }
-#ifdef CONFIG_USB_DCACHE_ENABLE
-    if ((chan->ep_addr & 0x80) == 0x00) {
-        l1c_dc_writeback((uint32_t)buffer, buflen);
-    }
-#endif
-    usb_host_edpt_xfer(&usb_host_handle, chan->dev_addr, chan->ep_addr, buffer, buflen);
-
-error_out:
-    usb_osal_mutex_give(chan->exclsem);
-    return ret;
-}
-
-int usbh_ep_intr_async_transfer(usbh_epinfo_t ep, uint8_t *buffer, uint32_t buflen, usbh_asynch_callback_t callback, void *arg)
-{
-    return usbh_ep_bulk_async_transfer(ep, buffer, buflen, callback, arg);
-}
-
-int usb_ep_cancel(usbh_epinfo_t ep)
-{
-    struct hpm_ehci_pipe *chan;
-    int ret;
-    size_t flags;
-#ifdef CONFIG_USBHOST_ASYNCH
-    usbh_asynch_callback_t callback;
-    void *arg;
-#endif
-
-    chan = (struct hpm_ehci_pipe *)ep;
-
-    flags = usb_osal_enter_critical_section();
-
-    chan->result = -ESHUTDOWN;
-#ifdef CONFIG_USBHOST_ASYNCH
-    /* Extract the callback information */
-    callback = chan->callback;
-    arg = chan->arg;
-    chan->callback = NULL;
-    chan->arg = NULL;
-    chan->xfrd = 0;
-#endif
-    usb_osal_leave_critical_section(flags);
-
-    /* Is there a thread waiting for this transfer to complete? */
-
-    if (chan->waiter) {
-        /* Wake'em up! */
-        chan->waiter = false;
-        usb_osal_sem_give(chan->waitsem);
-    }
-#ifdef CONFIG_USBHOST_ASYNCH
-    /* No.. is an asynchronous callback expected when the transfer completes? */
-    else if (callback) {
-        /* Then perform the callback */
-        callback(arg, -ESHUTDOWN);
-    }
-#endif
-    return 0;
-}
-
-/*---------------------------------------------------------------------*
- * HCD Interrupt Handler
- *---------------------------------------------------------------------*/
-/* async_advance is handshake between usb stack & ehci controller.
- * This isr mean it is safe to modify previously removed queue head from async list.
- * In tinyusb, queue head is only removed when device is unplugged.
- */
-static void async_advance_isr(usb_host_handle_t *handle)
-{
-    hcd_qhd_t *qhd_pool = handle->hcd_data->qhd_pool;
-
-    for (uint32_t i = 0; i < HCD_MAX_ENDPOINT; i++) {
-        if (qhd_pool[i].removing) {
-            qhd_pool[i].removing = 0;
-            qhd_pool[i].used = 0;
-        }
-    }
-}
-
-static void port_connect_status_change_isr(usb_host_handle_t *handle)
-{
-    struct hpm_ehci_pipe *chan;
-    /* NOTE There is an sequence plug->unplug->…..-> plug if device is powering with pre-plugged device */
-    if (usb_host_get_port_ccs(handle)) {
-        usbh_event_notify_handler(USBH_EVENT_CONNECTED, 1);
-    } else { /* device unplugged */
-        for (uint8_t chidx = 0; chidx < HCD_MAX_ENDPOINT; chidx++) {
-            for (uint8_t j = 0; j < 2; j++) {
-                chan = &g_hpm_ehci_hcd.chan[chidx][j];
-                if (chan->waiter) {
-                    chan->result = -ENXIO;
-                    hpm_ehci_pipe_wakeup(chan);
-                }
-            }
-        }
-        usb_host_device_close(&usb_host_handle, 1);
-        usbh_event_notify_handler(USBH_EVENT_DISCONNECTED, 1);
-    }
-}
-
-static void qhd_xfer_complete_isr(hcd_qhd_t *p_qhd)
-{
-    struct hpm_ehci_pipe *chan;
-    bool is_ioc;
-
-    while (p_qhd->p_qtd_list_head != NULL && !p_qhd->p_qtd_list_head->active) {
-        /* TD need to be freed and removed from qhd, before invoking callback */
-        is_ioc = (p_qhd->p_qtd_list_head->int_on_complete != 0);
-        p_qhd->total_xferred_bytes += p_qhd->p_qtd_list_head->expected_bytes - p_qhd->p_qtd_list_head->total_bytes;
-
-        p_qhd->p_qtd_list_head->used = 0; /* free QTD */
-        usb_host_qtd_remove_1st_from_qhd(p_qhd);
-
-        if (is_ioc) {
-            if (p_qhd->ep_number == 0) {
-                chan = &g_hpm_ehci_hcd.chan[0][0];
-            } else {
-                if (p_qhd->qtd_overlay.pid == usb_pid_in) {
-                    chan = &g_hpm_ehci_hcd.chan[p_qhd->ep_number][1];
-                } else {
-                    chan = &g_hpm_ehci_hcd.chan[p_qhd->ep_number][0];
-                }
-            }
-
-            chan->xfrd += p_qhd->total_xferred_bytes;
-            chan->result = 0;
-
-            p_qhd->total_xferred_bytes = 0;
-            hpm_ehci_pipe_wakeup(chan);
-        }
-    }
-}
-
-static void async_list_xfer_complete_isr(hcd_qhd_t *const async_head)
-{
-    hcd_qhd_t *p_qhd = async_head;
-
-    do {
-        if (!p_qhd->qtd_overlay.halted) { /* halted or error is processed in error isr */
-            qhd_xfer_complete_isr(p_qhd);
-        }
-
-        p_qhd = usb_host_qhd_next(p_qhd);
-        p_qhd = (hcd_qhd_t *)sys_address_to_core_local_mem(USB_HOST_MCU_CORE, (uint32_t)p_qhd);
-
-    } while (p_qhd != async_head); /* async list traversal, stop if loop around */
-}
-
-static void period_list_xfer_complete_isr(usb_host_handle_t *handle, uint8_t interval_ms)
-{
-    uint16_t max_loop = 0;
-    uint32_t const period_1ms_addr = (uint32_t)usb_host_get_period_head(handle, 1);
-    hcd_link_t next_item = *usb_host_get_period_head(handle, interval_ms);
-    hcd_qhd_t *p_qhd_int;
-
-    /* TODO abstract max loop guard for period */
-    while (!next_item.terminate &&
-           !(interval_ms > 1 && period_1ms_addr == hpm_ehci_align32(next_item.address)) &&
-           max_loop < (HCD_MAX_ENDPOINT + usb_max_itd + usb_max_sitd) * 1) {
-        switch (next_item.type) {
-            case usb_qtype_qhd:
-                p_qhd_int = (hcd_qhd_t *)hpm_ehci_align32(next_item.address);
-                if (!p_qhd_int->qtd_overlay.halted) {
-                    qhd_xfer_complete_isr(p_qhd_int);
-                }
-
-                break;
-
-            case usb_qtype_itd:
-            case usb_qtype_sitd:
-            case usb_qtype_fstn:
-
-            default:
-                break;
-        }
-
-        next_item = *usb_host_list_next(&next_item);
-        max_loop++;
-    }
-}
-
-static void qhd_xfer_error_isr(usb_host_handle_t *handle, hcd_qhd_t *p_qhd)
-{
-    struct hpm_ehci_pipe *chan;
-    hcd_qtd_t *p_setup;
-
-    if ((p_qhd->dev_addr != 0 && p_qhd->qtd_overlay.halted) || /* addr0 cannot be protocol STALL */
-        usb_host_qhd_has_xact_error(p_qhd)) {
-        /* no error bits are set, endpoint is halted due to STALL */
-        p_qhd->total_xferred_bytes += p_qhd->p_qtd_list_head->expected_bytes - p_qhd->p_qtd_list_head->total_bytes;
-
-        if (p_qhd->ep_number == 0) {
-            chan = &g_hpm_ehci_hcd.chan[0][0];
-        } else {
-            if (p_qhd->qtd_overlay.pid == usb_pid_in) {
-                chan = &g_hpm_ehci_hcd.chan[p_qhd->ep_number][1];
-            } else {
-                chan = &g_hpm_ehci_hcd.chan[p_qhd->ep_number][0];
-            }
-        }
-
-        if (p_qhd->qtd_overlay.babble_err) {
-            chan->result = -EPERM;
-        }
-        if (p_qhd->qtd_overlay.xact_err) {
-            chan->result = -EIO;
-        }
-        if (p_qhd->qtd_overlay.buffer_err) {
-            chan->result = -EIO;
-        }
-
-        /* TODO skip unplugged device */
-
-        p_qhd->p_qtd_list_head->used = 0; /* free QTD */
-        usb_host_qtd_remove_1st_from_qhd(p_qhd);
-
-        if (0 == p_qhd->ep_number) {
-            /* control cannot be halted --> clear all qtd list */
-            p_qhd->p_qtd_list_head = NULL;
-            p_qhd->p_qtd_list_tail = NULL;
-
-            p_qhd->qtd_overlay.next.terminate = 1;
-            p_qhd->qtd_overlay.alternate.terminate = 1;
-            p_qhd->qtd_overlay.halted = 0;
-
-            p_setup = usb_host_qtd_control(handle, p_qhd->dev_addr);
-            p_setup->used = 0;
-        }
-
-        p_qhd->total_xferred_bytes = 0;
-        hpm_ehci_pipe_wakeup(chan);
-    }
-}
-
-static void xfer_error_isr(usb_host_handle_t *handle)
-{
-    hcd_qhd_t *const async_head = usb_host_qhd_async_head(handle);
-    hcd_qhd_t *p_qhd = async_head;
-    hcd_qhd_t *p_qhd_int;
-    hcd_link_t next_item, *p;
-
-    /*------------- async list -------------*/
-    do {
-        qhd_xfer_error_isr(handle, p_qhd);
-        p_qhd = usb_host_qhd_next(p_qhd);
-        p_qhd = (hcd_qhd_t *)sys_address_to_core_local_mem(USB_HOST_MCU_CORE, (uint32_t)p_qhd);
-    } while (p_qhd != async_head); /* async list traversal, stop if loop around */
-
-    /*------------- TODO refractor period list -------------*/
-    uint32_t const period_1ms_addr = (uint32_t)usb_host_get_period_head(handle, 1);
-    for (uint8_t interval_ms = 1; interval_ms <= USB_HOST_FRAMELIST_SIZE; interval_ms *= 2) {
-        next_item = *usb_host_get_period_head(handle, interval_ms);
-
-        /* TODO abstract max loop guard for period */
-        while (!next_item.terminate &&
-               !(interval_ms > 1 && period_1ms_addr == hpm_ehci_align32(next_item.address))) {
-            switch (next_item.type) {
-                case usb_qtype_qhd:
-                    p_qhd_int = (hcd_qhd_t *)hpm_ehci_align32(next_item.address);
-                    qhd_xfer_error_isr(handle, p_qhd_int);
-                    break;
-
-                case usb_qtype_itd:
-                case usb_qtype_sitd:
-                case usb_qtype_fstn:
-
-                default:
-                    break;
-            }
-
-            p = usb_host_list_next(&next_item);
-            p = (hcd_link_t *)sys_address_to_core_local_mem(USB_HOST_MCU_CORE, (uint32_t)p);
-            next_item = *p;
-        }
-    }
-}
-
-/*------------- Host Controller Driver's Interrupt Handler -------------*/
-void hcd_int_handler(uint8_t rhport)
-{
-    uint32_t status;
-    usb_host_handle_t *handle = &usb_host_handle;
-
-    /* Acknowledge handled interrupt */
-    status = usb_host_status_flags(handle);
-    status &= usb_host_interrupts(handle);
-    usb_host_clear_status_flags(handle, status);
-
-    if (status == 0) {
-        return;
-    }
-
-    if (status & hcd_int_mask_framelist_rollover) {
-        handle->hcd_data->uframe_number += (USB_HOST_FRAMELIST_SIZE << 3);
-    }
-
-    if (status & hcd_int_mask_port_change) {
-        if (usb_host_port_csc(handle)) {
-            port_connect_status_change_isr(handle);
-        }
-    }
-
-    if (status & hcd_int_mask_error) {
-        xfer_error_isr(handle);
-    }
-
-    /*------------- some QTD/SITD/ITD with IOC set is completed -------------*/
-    if (status & hcd_int_mask_async) {
-        async_list_xfer_complete_isr(usb_host_qhd_async_head(handle));
-    }
-
-    if (status & hcd_int_mask_periodic) {
-        for (uint8_t i = 1; i <= USB_HOST_FRAMELIST_SIZE; i *= 2) {
-            period_list_xfer_complete_isr(handle, i);
-        }
-    }
-
-    /*------------- There is some removed async previously -------------*/
-    if (status & hcd_int_mask_async_advance) { /* need to place after EHCI_INT_MASK_ASYNC */
-        async_advance_isr(handle);
-    }
-}
-
-void isr_usb0(void)
-{
-    hcd_int_handler(0);
-}
-SDK_DECLARE_EXT_ISR_M(IRQn_USB0, isr_usb0)
-
-#ifdef HPM_USB1_BASE
-void isr_usb1(void)
-{
-    hcd_int_handler(1);
-}
-SDK_DECLARE_EXT_ISR_M(IRQn_USB1, isr_usb1)
-#endif
\ No newline at end of file