mirror of
https://github.com/gdsports/USBHost_t36
synced 2024-08-13 16:53:54 -04:00
Print less debug info, now that EHCI is kinda working
This commit is contained in:
PaulStoffregen
parent
ce2fafd18c
commit
4b4ce19dc6
62
ehci.cpp
62
ehci.cpp
@ -66,8 +66,8 @@ void USBHost::begin()
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// configure the MPU to allow USBHS DMA to access memory
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MPU_RGDAAC0 |= 0x30000000;
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Serial.print("MPU_RGDAAC0 = ");
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Serial.println(MPU_RGDAAC0, HEX);
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//Serial.print("MPU_RGDAAC0 = ");
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//Serial.println(MPU_RGDAAC0, HEX);
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// turn on clocks
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MCG_C1 |= MCG_C1_IRCLKEN; // enable MCGIRCLK 32kHz
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@ -79,7 +79,7 @@ void USBHost::begin()
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//SIM_USBPHYCTL = SIM_USBPHYCTL_USBDISILIM | SIM_USBPHYCTL_USB3VOUTTRG(6); // pg 237
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SIM_SCGC3 |= SIM_SCGC3_USBHSDCD | SIM_SCGC3_USBHSPHY | SIM_SCGC3_USBHS;
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USBHSDCD_CLOCK = 33 << 2;
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print("init USBHS PHY & PLL");
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//print("init USBHS PHY & PLL");
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// init process: page 1681-1682
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USBPHY_CTRL_CLR = (USBPHY_CTRL_SFTRST | USBPHY_CTRL_CLKGATE); // // CTRL pg 1698
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USBPHY_CTRL_SET = USBPHY_CTRL_ENUTMILEVEL2 | USBPHY_CTRL_ENUTMILEVEL3;
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@ -92,8 +92,8 @@ void USBHost::begin()
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while ((USBPHY_PLL_SIC & USBPHY_PLL_SIC_PLL_LOCK) == 0) {
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count++;
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}
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Serial.print("PLL locked, waited ");
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Serial.println(count);
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//Serial.print("PLL locked, waited ");
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//Serial.println(count);
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// turn on power to PHY
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USBPHY_PWD = 0;
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@ -111,13 +111,13 @@ void USBHost::begin()
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//CORE_PIN9_CONFIG = PORT_PCR_MUX(5); // CLKOUT on PTC3 Alt5 (Arduino pin 9)
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// now with the PHY up and running, start up USBHS
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print("begin ehci reset");
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//print("begin ehci reset");
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USBHS_USBCMD |= USBHS_USBCMD_RST;
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count = 0;
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//count = 0;
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while (USBHS_USBCMD & USBHS_USBCMD_RST) {
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count++;
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//count++;
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}
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print(" reset waited ", count);
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//print(" reset waited ", count);
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init_Device_Pipe_Transfer_memory();
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for (int i=0; i < 32; i++) {
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@ -162,12 +162,12 @@ void USBHost::begin()
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//USBHS_PORTSC1 |= USBHS_PORTSC_PFSC; // force 12 Mbit/sec
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//USBHS_PORTSC1 |= USBHS_PORTSC_PHCD; // phy off
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Serial.print("USBHS_ASYNCLISTADDR = ");
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Serial.println(USBHS_ASYNCLISTADDR, HEX);
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Serial.print("USBHS_PERIODICLISTBASE = ");
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Serial.println(USBHS_PERIODICLISTBASE, HEX);
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Serial.print("periodictable = ");
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Serial.println((uint32_t)periodictable, HEX);
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//Serial.print("USBHS_ASYNCLISTADDR = ");
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//Serial.println(USBHS_ASYNCLISTADDR, HEX);
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//Serial.print("USBHS_PERIODICLISTBASE = ");
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//Serial.println(USBHS_PERIODICLISTBASE, HEX);
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//Serial.print("periodictable = ");
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//Serial.println((uint32_t)periodictable, HEX);
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// enable interrupts, after this point interruts to all the work
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attachInterruptVector(IRQ_USBHS, isr);
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@ -208,19 +208,19 @@ void USBHost::isr()
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Serial.print("ISR: ");
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Serial.print(stat, HEX);
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Serial.println();
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if (stat & USBHS_USBSTS_UI) Serial.println(" USB Interrupt");
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//if (stat & USBHS_USBSTS_UI) Serial.println(" USB Interrupt");
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if (stat & USBHS_USBSTS_UEI) Serial.println(" USB Error");
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if (stat & USBHS_USBSTS_PCI) Serial.println(" Port Change");
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if (stat & USBHS_USBSTS_FRI) Serial.println(" Frame List Rollover");
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//if (stat & USBHS_USBSTS_FRI) Serial.println(" Frame List Rollover");
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if (stat & USBHS_USBSTS_SEI) Serial.println(" System Error");
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if (stat & USBHS_USBSTS_AAI) Serial.println(" Async Advance (doorbell)");
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if (stat & USBHS_USBSTS_URI) Serial.println(" Reset Recv");
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if (stat & USBHS_USBSTS_SRI) Serial.println(" SOF");
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//if (stat & USBHS_USBSTS_SRI) Serial.println(" SOF");
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if (stat & USBHS_USBSTS_SLI) Serial.println(" Suspend");
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if (stat & USBHS_USBSTS_HCH) Serial.println(" Host Halted");
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if (stat & USBHS_USBSTS_RCL) Serial.println(" Reclamation");
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if (stat & USBHS_USBSTS_PS) Serial.println(" Periodic Sched En");
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if (stat & USBHS_USBSTS_AS) Serial.println(" Async Sched En");
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//if (stat & USBHS_USBSTS_RCL) Serial.println(" Reclamation");
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//if (stat & USBHS_USBSTS_PS) Serial.println(" Periodic Sched En");
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//if (stat & USBHS_USBSTS_AS) Serial.println(" Async Sched En");
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if (stat & USBHS_USBSTS_NAKI) Serial.println(" NAK");
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if (stat & USBHS_USBSTS_UAI) Serial.println(" USB Async");
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if (stat & USBHS_USBSTS_UPI) Serial.println(" USB Periodic");
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@ -229,7 +229,7 @@ void USBHost::isr()
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if (stat & USBHS_USBSTS_UAI) { // completed qTD(s) from the async schedule
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Serial.println("Async Followup");
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print(async_followup_first, async_followup_last);
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//print(async_followup_first, async_followup_last);
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Transfer_t *p = async_followup_first;
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while (p) {
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if (followup_Transfer(p)) {
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@ -243,7 +243,7 @@ void USBHost::isr()
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p = p->next_followup;
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}
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}
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print(async_followup_first, async_followup_last);
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//print(async_followup_first, async_followup_last);
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}
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if (stat & USBHS_USBSTS_UPI) { // completed qTD(s) from the periodic schedule
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Serial.println("Periodic Followup");
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@ -413,12 +413,12 @@ Pipe_t * USBHost::new_Pipe(Device_t *dev, uint32_t type, uint32_t endpoint,
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pipe->qh.horizontal_link = (uint32_t)&(pipe->qh) | 2; // 2=QH
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USBHS_ASYNCLISTADDR = (uint32_t)&(pipe->qh);
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USBHS_USBCMD |= USBHS_USBCMD_ASE; // enable async schedule
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Serial.println(" first in async list");
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//Serial.println(" first in async list");
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} else {
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// EHCI 1.0: section 4.8.1, page 72
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pipe->qh.horizontal_link = list->qh.horizontal_link;
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list->qh.horizontal_link = (uint32_t)&(pipe->qh) | 2;
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Serial.println(" added to async list");
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//Serial.println(" added to async list");
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}
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} else if (type == 3) {
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// interrupt: add to periodic schedule
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@ -498,8 +498,8 @@ bool USBHost::queue_Control_Transfer(Device_t *dev, setup_t *setup, void *buf, U
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transfer->qtd.next = (uint32_t)status;
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status_direction = 1; // always IN, USB 2.0 page 226
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}
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Serial.print("setup address ");
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Serial.println((uint32_t)setup, HEX);
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//Serial.print("setup address ");
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//Serial.println((uint32_t)setup, HEX);
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init_qTD(transfer, setup, 8, 2, 0, false);
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init_qTD(status, NULL, 0, status_direction, 1, true);
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status->pipe = dev->control_pipe;
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@ -609,7 +609,7 @@ bool USBHost::queue_Transfer(Pipe_t *pipe, Transfer_t *transfer)
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}
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p->prev_followup = prev;
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p->next_followup = NULL;
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print(halt, p);
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//print(halt, p);
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// add them to a followup list
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if (pipe->type == 0 || pipe->type == 2) {
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// control or bulk
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@ -625,8 +625,8 @@ bool USBHost::queue_Transfer(Pipe_t *pipe, Transfer_t *transfer)
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static bool followup_Transfer(Transfer_t *transfer)
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{
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Serial.print(" Followup ");
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Serial.println((uint32_t)transfer, HEX);
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//Serial.print(" Followup ");
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//Serial.println((uint32_t)transfer, HEX);
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if (!(transfer->qtd.token & 0x80)) {
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// TODO: check error status
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@ -638,7 +638,7 @@ static bool followup_Transfer(Transfer_t *transfer)
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}
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}
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// do callback function...
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Serial.println(" completed");
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//Serial.println(" completed");
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return true;
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}
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return false;
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@ -90,19 +90,20 @@ Device_t * USBHost::new_Device(uint32_t speed, uint32_t hub_addr, uint32_t hub_p
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void USBHost::enumeration(const Transfer_t *transfer)
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{
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Device_t *dev;
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uint32_t len;
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Serial.print(" CALLBACK: ");
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print_hexbytes(transfer->buffer, transfer->length);
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//print(transfer);
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Device_t *dev = transfer->pipe->device;
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// If a driver created this control transfer, allow it to process the result
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if (transfer->driver) {
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transfer->driver->control(transfer);
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return;
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}
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Serial.println("enumeration:");
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//print_hexbytes(transfer->buffer, transfer->length);
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//print(transfer);
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dev = transfer->pipe->device;
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while (1) {
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// Within this large switch/case, "break" means we've done
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// some work, but more remains to be done in a different
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