fix error on EHCI causes xfer error in non-queued qhd which cause memory fault

This commit is contained in:
hathach
2023-05-13 13:20:09 +07:00
parent 1e998ce3bd
commit a9aa0e3a1a
4 changed files with 36 additions and 18 deletions

2
.idea/cmake.xml generated
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@@ -2,6 +2,7 @@
<project version="4"> <project version="4">
<component name="CMakeSharedSettings"> <component name="CMakeSharedSettings">
<configurations> <configurations>
<configuration PROFILE_NAME="rt1060 evk" ENABLED="true" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=imxrt -DBOARD=mimxrt1060_evk" />
<configuration PROFILE_NAME="pca10095" ENABLED="true" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=nrf -DBOARD=pca10095" BUILD_OPTIONS="-v" /> <configuration PROFILE_NAME="pca10095" ENABLED="true" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=nrf -DBOARD=pca10095" BUILD_OPTIONS="-v" />
<configuration PROFILE_NAME="pca10056" ENABLED="false" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=nrf -DBOARD=pca10056" BUILD_OPTIONS="-v" /> <configuration PROFILE_NAME="pca10056" ENABLED="false" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=nrf -DBOARD=pca10056" BUILD_OPTIONS="-v" />
<configuration PROFILE_NAME="lpc55s69" ENABLED="false" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=lpc55 -DBOARD=lpcxpresso55s69" /> <configuration PROFILE_NAME="lpc55s69" ENABLED="false" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=lpc55 -DBOARD=lpcxpresso55s69" />
@@ -27,6 +28,7 @@
</configuration> </configuration>
<configuration PROFILE_NAME="rp2040" ENABLED="false" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=rp2040 -DBOARD=raspberry_pi_pico" /> <configuration PROFILE_NAME="rp2040" ENABLED="false" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=rp2040 -DBOARD=raspberry_pi_pico" />
<configuration PROFILE_NAME="rt1010 evk" ENABLED="false" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=imxrt -DBOARD=mimxrt1010_evk" /> <configuration PROFILE_NAME="rt1010 evk" ENABLED="false" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=imxrt -DBOARD=mimxrt1010_evk" />
<configuration PROFILE_NAME="rt1064 evk" ENABLED="false" CONFIG_NAME="Debug" GENERATION_OPTIONS="-DFAMILY=imxrt -DBOARD=mimxrt1064_evk" />
</configurations> </configurations>
</component> </component>
</project> </project>

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@@ -84,10 +84,6 @@
#define CFG_TUH_RPI_PIO_USB 1 #define CFG_TUH_RPI_PIO_USB 1
#endif #endif
// CFG_TUSB_DEBUG is defined by compiler in DEBUG build
// #define CFG_TUSB_DEBUG 0
/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment. /* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment.
* Tinyusb use follows macros to declare transferring memory so that they can be put * Tinyusb use follows macros to declare transferring memory so that they can be put
* into those specific section. * into those specific section.
@@ -133,7 +129,7 @@
#endif #endif
#ifndef CFG_TUH_MEM_ALIGN #ifndef CFG_TUH_MEM_ALIGN
#define CFG_TUH_MEM_ALIGN __attribute__ ((aligned(4))) #define CFG_TUH_MEM_ALIGN __attribute__ ((aligned(4)))
#endif #endif
#define CFG_TUH_HUB 1 #define CFG_TUH_HUB 1

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@@ -93,16 +93,30 @@ CFG_TUH_MEM_SECTION TU_ATTR_ALIGNED(4096) static ehci_data_t ehci_data;
// Debug // Debug
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
#if CFG_TUSB_DEBUG >= EHCI_DBG #if CFG_TUSB_DEBUG >= EHCI_DBG
static inline void print_portsc(ehci_registers_t* regs) static inline void print_portsc(ehci_registers_t* regs) {
{
TU_LOG_HEX(EHCI_DBG, regs->portsc); TU_LOG_HEX(EHCI_DBG, regs->portsc);
TU_LOG(EHCI_DBG, " Current Connect Status: %u\r\n", regs->portsc_bm.current_connect_status); TU_LOG(EHCI_DBG, " Connect Status : %u\r\n", regs->portsc_bm.current_connect_status);
TU_LOG(EHCI_DBG, " Connect Status Change : %u\r\n", regs->portsc_bm.connect_status_change); TU_LOG(EHCI_DBG, " Connect Change : %u\r\n", regs->portsc_bm.connect_status_change);
TU_LOG(EHCI_DBG, " Port Enabled : %u\r\n", regs->portsc_bm.port_enabled); TU_LOG(EHCI_DBG, " Enabled : %u\r\n", regs->portsc_bm.port_enabled);
TU_LOG(EHCI_DBG, " Port Enabled Change : %u\r\n", regs->portsc_bm.port_enable_change); TU_LOG(EHCI_DBG, " Enabled Change : %u\r\n", regs->portsc_bm.port_enable_change);
TU_LOG(EHCI_DBG, " Port Reset : %u\r\n", regs->portsc_bm.port_reset); TU_LOG(EHCI_DBG, " OverCurr Change: %u\r\n", regs->portsc_bm.over_current_change);
TU_LOG(EHCI_DBG, " Port Power : %u\r\n", regs->portsc_bm.port_power); TU_LOG(EHCI_DBG, " Force Resume : %u\r\n", regs->portsc_bm.force_port_resume);
TU_LOG(EHCI_DBG, " Suspend : %u\r\n", regs->portsc_bm.suspend);
TU_LOG(EHCI_DBG, " Reset : %u\r\n", regs->portsc_bm.port_reset);
TU_LOG(EHCI_DBG, " Power : %u\r\n", regs->portsc_bm.port_power);
}
static inline void print_intr(uint32_t intr) {
TU_LOG_HEX(EHCI_DBG, intr);
TU_LOG(EHCI_DBG, " USB Interrupt : %u\r\n", (intr & EHCI_INT_MASK_USB) ? 1 : 0);
TU_LOG(EHCI_DBG, " USB Error : %u\r\n", (intr & EHCI_INT_MASK_ERROR) ? 1 : 0);
TU_LOG(EHCI_DBG, " Port Change Detect : %u\r\n", (intr & EHCI_INT_MASK_PORT_CHANGE) ? 1 : 0);
TU_LOG(EHCI_DBG, " Frame List Rollover: %u\r\n", (intr & EHCI_INT_MASK_FRAMELIST_ROLLOVER) ? 1 : 0);
TU_LOG(EHCI_DBG, " Host System Error : %u\r\n", (intr & EHCI_INT_MASK_PCI_HOST_SYSTEM_ERROR) ? 1 : 0);
TU_LOG(EHCI_DBG, " Async Advance : %u\r\n", (intr & EHCI_INT_MASK_ASYNC_ADVANCE) ? 1 : 0);
// TU_LOG(EHCI_DBG, " Interrupt on Async: %u\r\n", (intr & EHCI_INT_MASK_NXP_ASYNC));
// TU_LOG(EHCI_DBG, " Periodic Schedule : %u\r\n", (intr & EHCI_INT_MASK_NXP_PERIODIC));
} }
#else #else
@@ -166,8 +180,8 @@ void hcd_port_reset(uint8_t rhport)
ehci_registers_t* regs = ehci_data.regs; ehci_registers_t* regs = ehci_data.regs;
// mask out all change bits since they are Write 1 to clear // mask out Write-1-to-Clear bits
uint32_t portsc = regs->portsc & ~EHCI_PORTSC_MASK_CHANGE_ALL; uint32_t portsc = regs->portsc & ~EHCI_PORTSC_MASK_W1C;
// EHCI Table 2-16 PortSC // EHCI Table 2-16 PortSC
// when software writes Port Reset bit to a one, it must also write a zero to the Port Enable bit. // when software writes Port Reset bit to a one, it must also write a zero to the Port Enable bit.
@@ -347,7 +361,7 @@ bool ehci_init(uint8_t rhport, uint32_t capability_reg, uint32_t operatial_reg)
// Power Control (PPC) field in the HCSPARAMS register. // Power Control (PPC) field in the HCSPARAMS register.
if (ehci_data.cap_regs->hcsparams_bm.port_power_control) { if (ehci_data.cap_regs->hcsparams_bm.port_power_control) {
// mask out all change bits since they are Write 1 to clear // mask out all change bits since they are Write 1 to clear
uint32_t portsc = (regs->portsc & ~EHCI_PORTSC_MASK_CHANGE_ALL); uint32_t portsc = (regs->portsc & ~EHCI_PORTSC_MASK_W1C);
portsc |= ECHI_PORTSC_MASK_PORT_POWER; portsc |= ECHI_PORTSC_MASK_PORT_POWER;
regs->portsc = portsc; regs->portsc = portsc;
@@ -621,9 +635,14 @@ static void qhd_xfer_error_isr(ehci_qhd_t * p_qhd)
p_qhd->total_xferred_bytes += p_qhd->p_qtd_list_head->expected_bytes - p_qhd->p_qtd_list_head->total_bytes; p_qhd->total_xferred_bytes += p_qhd->p_qtd_list_head->expected_bytes - p_qhd->p_qtd_list_head->total_bytes;
// if (XFER_RESULT_FAILED == xfer_result ) { // if (XFER_RESULT_FAILED == xfer_result ) {
// TU_LOG1(" QHD xfer err count: %d\n", qtd_overlay->err_count);
// TU_BREAKPOINT(); // TODO skip unplugged device // TU_BREAKPOINT(); // TODO skip unplugged device
// while(1){}
// } // }
// No TD, probably an signal noise ?
TU_VERIFY(p_qhd->p_qtd_list_head, );
p_qhd->p_qtd_list_head->used = 0; // free QTD p_qhd->p_qtd_list_head->used = 0; // free QTD
qtd_remove_1st_from_qhd(p_qhd); qtd_remove_1st_from_qhd(p_qhd);
@@ -710,7 +729,8 @@ void hcd_int_handler(uint8_t rhport)
if (int_status & EHCI_INT_MASK_PORT_CHANGE) if (int_status & EHCI_INT_MASK_PORT_CHANGE)
{ {
uint32_t const port_status = regs->portsc & EHCI_PORTSC_MASK_CHANGE_ALL; // Including: Force port resume, over-current change, enable/disable change and connect status change.
uint32_t const port_status = regs->portsc & EHCI_PORTSC_MASK_W1C;
print_portsc(regs); print_portsc(regs);
if (regs->portsc_bm.connect_status_change) if (regs->portsc_bm.connect_status_change)

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@@ -306,7 +306,7 @@ enum {
EHCI_PORTSC_MASK_PORT_RESET = TU_BIT(8), EHCI_PORTSC_MASK_PORT_RESET = TU_BIT(8),
ECHI_PORTSC_MASK_PORT_POWER = TU_BIT(12), ECHI_PORTSC_MASK_PORT_POWER = TU_BIT(12),
EHCI_PORTSC_MASK_CHANGE_ALL = EHCI_PORTSC_MASK_W1C =
EHCI_PORTSC_MASK_CONNECT_STATUS_CHANGE | EHCI_PORTSC_MASK_CONNECT_STATUS_CHANGE |
EHCI_PORTSC_MASK_PORT_ENABLE_CHANGE | EHCI_PORTSC_MASK_PORT_ENABLE_CHANGE |
EHCI_PORTSC_MASK_OVER_CURRENT_CHANGE EHCI_PORTSC_MASK_OVER_CURRENT_CHANGE