From 6ddd6fe9d945bbd5d03bf61080ac5f83441cb392 Mon Sep 17 00:00:00 2001 From: Christian Cunningham Date: Thu, 23 Dec 2021 22:31:52 -0800 Subject: Added USB Enumeration --- src/sys/core.c | 34 ++-------------------------------- src/sys/core.h | 38 +------------------------------------- 2 files changed, 3 insertions(+), 69 deletions(-) (limited to 'src/sys') diff --git a/src/sys/core.c b/src/sys/core.c index 3f2d117..78d95b9 100644 --- a/src/sys/core.c +++ b/src/sys/core.c @@ -30,33 +30,7 @@ void sysinit() { // Enable USB Interrupt store32(1<<9, IRQ_ENABLE1); - // USB Host power on - // HPRT.PrtPwr = 1'b1 -> HPRT.PrtRst = 1'b1 -> wait 60msec -> HPRT.PrtRst = 1'b0 - *USB_HOST_HPRT |= 1 << 12; - *USB_HOST_HPRT |= 1 << 8; - delay(0x100000); - *USB_HOST_HPRT &= ~(1 << 8); - - // enable irq - // GAHBCFG.GlblIntrMsk = 1'b1 - // GINTMSK.ConIDStsChngMsk = 1'b1, GINTMSK.PrtIntMsk = 1'b1, GINTMSK.SofMsk = 1'b1 - *USB_CORE_GAHBCFG |= 1; - *USB_CORE_GINTMSK = 1 << 28 | 1 << 24 | 0 << 3; - - // port enable and retry detect - // HPRT.PrtPwr = 1'b1, HPRT.PrtEnChng = 1'b1, HPRT.PrtConnDet = 1'b1 - *USB_HOST_HPRT = 1 << 12 | 1 << 3 | 1 << 1; - - // enable channel irq - // HAINTMASK.HAINTMsk = 16'h3 - // HCINTMSK0.XferComplMsk = 1'b1 - *USB_HOST_HAINTMSK |= 0x3; - *USB_HOST_HCINTMSK0 |= 1; - *USB_HOST_HCINTMSK1 |= 1; - - // HCCAR1.EPDir = 1'b0 (OUT) / 1'b01(IN), HCCAR1.MPS = 11'h40 - *USB_HOST_HCCHAR0 |= 0x40; // OUT - *USB_HOST_HCCHAR1 |= 1 << 15 | 0x40; // IN + usbhost_start(); // Enable Timer // As an IRQ @@ -160,9 +134,5 @@ void postinit() { write_string(&g_Drawer, "\n> "); - send_packet(); - for (int i = 0; i < 18; i++) { - uart_hex(usb_buffer1[i]); - uart_char('\n'); - } + usb_trig(); } diff --git a/src/sys/core.h b/src/sys/core.h index 594db7f..1a85537 100644 --- a/src/sys/core.h +++ b/src/sys/core.h @@ -112,48 +112,12 @@ enum PM_RSTC_WRCFG_FULL_RESET = 0x00000020, PM_RSTC_RESET = 0x00000102, }; -#define USB_BASE 0x3F980000 -//CORE -#define USB_CORE_GAHBCFG ((volatile uint32_t *)(0x8 + USB_BASE)) -#define USB_CORE_GINTSTS ((volatile uint32_t *)(0x14 + USB_BASE)) -#define USB_CORE_GINTMSK ((volatile uint32_t *)(0x18 + USB_BASE)) -#define USB_CORE_GUID ((volatile uint32_t *)(0x3C + USB_BASE)) -#define USB_CORE_GSNPSID ((volatile uint32_t *)(0x40 + USB_BASE)) -//HOST -#define USB_HOST_HCFG ((volatile uint32_t *)(0x400 + USB_BASE)) -#define USB_HOST_HAINTMSK ((volatile uint32_t *)(0x418 + USB_BASE)) -#define USB_HOST_HPRT ((volatile uint32_t *)(0x440 + USB_BASE)) -//CHANNEL -#define USB_HOST_HCCHAR0 ((volatile uint32_t *)(0x500 + USB_BASE)) -#define USB_HOST_HCINTMSK0 ((volatile uint32_t *)(0x50C + USB_BASE)) -#define USB_HOST_HCTSIZ0 ((volatile uint32_t *)(0x510 + USB_BASE)) -#define USB_HOST_HCDMA0 ((volatile uint32_t *)(0x514 + USB_BASE)) -#define USB_HOST_HCCHAR1 ((volatile uint32_t *)(0x520 + USB_BASE)) -#define USB_HOST_HCINTMSK1 ((volatile uint32_t *)(0x52C + USB_BASE)) -#define USB_HOST_HCTSIZ1 ((volatile uint32_t *)(0x530 + USB_BASE)) -#define USB_HOST_HCDMA1 ((volatile uint32_t *)(0x534 + USB_BASE)) - -#define USB_HOST_HCCHAR2 ((volatile uint32_t *)(0x540 + USB_BASE)) -#define USB_HOST_HCINTMSK2 ((volatile uint32_t *)(0x54C + USB_BASE)) -#define USB_HOST_HCTSIZ2 ((volatile uint32_t *)(0x550 + USB_BASE)) -#define USB_HOST_HCDMA2 ((volatile uint32_t *)(0x554 + USB_BASE)) -#define USB_HOST_HCCHAR3 ((volatile uint32_t *)(0x560 + USB_BASE)) -#define USB_HOST_HCINTMSK3 ((volatile uint32_t *)(0x56C + USB_BASE)) -#define USB_HOST_HCTSIZ3 ((volatile uint32_t *)(0x570 + USB_BASE)) -#define USB_HOST_HCDMA3 ((volatile uint32_t *)(0x574 + USB_BASE)) +#define bool unsigned char #define uint8_t unsigned char #define uint16_t unsigned short #define uint32_t unsigned long -struct UsbDeviceRequest { - uint8_t Type; - uint8_t Request; - uint16_t Value; - uint16_t Index; - uint16_t Length; -} __attribute__((__packed__)); - void sysinit(); void postinit(); -- cgit v1.2.1