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![Simon Glass](/assets/img/avatar_default.png)
Move env_get() over to the new header file. Acked-by: Joe Hershberger <joe.hershberger@ni.com> Signed-off-by: Simon Glass <sjg@chromium.org>
931 lines
24 KiB
C
931 lines
24 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2017
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*
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* Eddie Cai <eddie.cai.linux@gmail.com>
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*/
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#include <config.h>
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#include <common.h>
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#include <env.h>
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#include <errno.h>
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#include <malloc.h>
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#include <memalign.h>
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#include <linux/usb/ch9.h>
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#include <linux/usb/gadget.h>
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#include <linux/usb/composite.h>
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#include <linux/compiler.h>
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#include <version.h>
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#include <g_dnl.h>
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#include <asm/arch-rockchip/f_rockusb.h>
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static inline struct f_rockusb *func_to_rockusb(struct usb_function *f)
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{
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return container_of(f, struct f_rockusb, usb_function);
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}
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static struct usb_endpoint_descriptor fs_ep_in = {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = USB_DIR_IN,
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.bmAttributes = USB_ENDPOINT_XFER_BULK,
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.wMaxPacketSize = cpu_to_le16(64),
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};
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static struct usb_endpoint_descriptor fs_ep_out = {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = USB_DIR_OUT,
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.bmAttributes = USB_ENDPOINT_XFER_BULK,
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.wMaxPacketSize = cpu_to_le16(64),
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};
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static struct usb_endpoint_descriptor hs_ep_in = {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = USB_DIR_IN,
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.bmAttributes = USB_ENDPOINT_XFER_BULK,
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.wMaxPacketSize = cpu_to_le16(512),
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};
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static struct usb_endpoint_descriptor hs_ep_out = {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = USB_DIR_OUT,
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.bmAttributes = USB_ENDPOINT_XFER_BULK,
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.wMaxPacketSize = cpu_to_le16(512),
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};
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static struct usb_interface_descriptor interface_desc = {
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = 0x00,
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.bAlternateSetting = 0x00,
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.bNumEndpoints = 0x02,
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.bInterfaceClass = ROCKUSB_INTERFACE_CLASS,
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.bInterfaceSubClass = ROCKUSB_INTERFACE_SUB_CLASS,
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.bInterfaceProtocol = ROCKUSB_INTERFACE_PROTOCOL,
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};
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static struct usb_descriptor_header *rkusb_fs_function[] = {
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(struct usb_descriptor_header *)&interface_desc,
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(struct usb_descriptor_header *)&fs_ep_in,
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(struct usb_descriptor_header *)&fs_ep_out,
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};
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static struct usb_descriptor_header *rkusb_hs_function[] = {
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(struct usb_descriptor_header *)&interface_desc,
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(struct usb_descriptor_header *)&hs_ep_in,
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(struct usb_descriptor_header *)&hs_ep_out,
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NULL,
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};
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static const char rkusb_name[] = "Rockchip Rockusb";
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static struct usb_string rkusb_string_defs[] = {
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[0].s = rkusb_name,
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{ } /* end of list */
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};
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static struct usb_gadget_strings stringtab_rkusb = {
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.language = 0x0409, /* en-us */
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.strings = rkusb_string_defs,
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};
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static struct usb_gadget_strings *rkusb_strings[] = {
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&stringtab_rkusb,
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NULL,
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};
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static struct f_rockusb *rockusb_func;
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static void rx_handler_command(struct usb_ep *ep, struct usb_request *req);
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static int rockusb_tx_write_csw(u32 tag, int residue, u8 status, int size);
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struct f_rockusb *get_rkusb(void)
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{
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struct f_rockusb *f_rkusb = rockusb_func;
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if (!f_rkusb) {
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f_rkusb = memalign(CONFIG_SYS_CACHELINE_SIZE, sizeof(*f_rkusb));
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if (!f_rkusb)
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return 0;
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rockusb_func = f_rkusb;
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memset(f_rkusb, 0, sizeof(*f_rkusb));
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}
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if (!f_rkusb->buf_head) {
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f_rkusb->buf_head = memalign(CONFIG_SYS_CACHELINE_SIZE,
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RKUSB_BUF_SIZE);
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if (!f_rkusb->buf_head)
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return 0;
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f_rkusb->buf = f_rkusb->buf_head;
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memset(f_rkusb->buf_head, 0, RKUSB_BUF_SIZE);
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}
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return f_rkusb;
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}
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static struct usb_endpoint_descriptor *rkusb_ep_desc(
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struct usb_gadget *g,
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struct usb_endpoint_descriptor *fs,
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struct usb_endpoint_descriptor *hs)
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{
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if (gadget_is_dualspeed(g) && g->speed == USB_SPEED_HIGH)
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return hs;
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return fs;
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}
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static void rockusb_complete(struct usb_ep *ep, struct usb_request *req)
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{
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int status = req->status;
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if (!status)
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return;
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debug("status: %d ep '%s' trans: %d\n", status, ep->name, req->actual);
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}
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/* config the rockusb device*/
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static int rockusb_bind(struct usb_configuration *c, struct usb_function *f)
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{
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int id;
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struct usb_gadget *gadget = c->cdev->gadget;
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struct f_rockusb *f_rkusb = func_to_rockusb(f);
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const char *s;
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id = usb_interface_id(c, f);
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if (id < 0)
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return id;
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interface_desc.bInterfaceNumber = id;
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id = usb_string_id(c->cdev);
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if (id < 0)
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return id;
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rkusb_string_defs[0].id = id;
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interface_desc.iInterface = id;
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f_rkusb->in_ep = usb_ep_autoconfig(gadget, &fs_ep_in);
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if (!f_rkusb->in_ep)
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return -ENODEV;
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f_rkusb->in_ep->driver_data = c->cdev;
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f_rkusb->out_ep = usb_ep_autoconfig(gadget, &fs_ep_out);
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if (!f_rkusb->out_ep)
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return -ENODEV;
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f_rkusb->out_ep->driver_data = c->cdev;
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f->descriptors = rkusb_fs_function;
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if (gadget_is_dualspeed(gadget)) {
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hs_ep_in.bEndpointAddress = fs_ep_in.bEndpointAddress;
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hs_ep_out.bEndpointAddress = fs_ep_out.bEndpointAddress;
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f->hs_descriptors = rkusb_hs_function;
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}
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s = env_get("serial#");
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if (s)
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g_dnl_set_serialnumber((char *)s);
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return 0;
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}
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static void rockusb_unbind(struct usb_configuration *c, struct usb_function *f)
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{
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/* clear the configuration*/
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memset(rockusb_func, 0, sizeof(*rockusb_func));
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}
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static void rockusb_disable(struct usb_function *f)
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{
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struct f_rockusb *f_rkusb = func_to_rockusb(f);
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usb_ep_disable(f_rkusb->out_ep);
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usb_ep_disable(f_rkusb->in_ep);
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if (f_rkusb->out_req) {
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free(f_rkusb->out_req->buf);
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usb_ep_free_request(f_rkusb->out_ep, f_rkusb->out_req);
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f_rkusb->out_req = NULL;
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}
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if (f_rkusb->in_req) {
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free(f_rkusb->in_req->buf);
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usb_ep_free_request(f_rkusb->in_ep, f_rkusb->in_req);
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f_rkusb->in_req = NULL;
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}
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if (f_rkusb->buf_head) {
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free(f_rkusb->buf_head);
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f_rkusb->buf_head = NULL;
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f_rkusb->buf = NULL;
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}
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}
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static struct usb_request *rockusb_start_ep(struct usb_ep *ep)
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{
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struct usb_request *req;
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req = usb_ep_alloc_request(ep, 0);
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if (!req)
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return NULL;
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req->length = EP_BUFFER_SIZE;
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req->buf = memalign(CONFIG_SYS_CACHELINE_SIZE, EP_BUFFER_SIZE);
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if (!req->buf) {
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usb_ep_free_request(ep, req);
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return NULL;
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}
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memset(req->buf, 0, req->length);
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return req;
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}
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static int rockusb_set_alt(struct usb_function *f, unsigned int interface,
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unsigned int alt)
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{
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int ret;
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struct usb_composite_dev *cdev = f->config->cdev;
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struct usb_gadget *gadget = cdev->gadget;
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struct f_rockusb *f_rkusb = func_to_rockusb(f);
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const struct usb_endpoint_descriptor *d;
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debug("%s: func: %s intf: %d alt: %d\n",
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__func__, f->name, interface, alt);
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d = rkusb_ep_desc(gadget, &fs_ep_out, &hs_ep_out);
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ret = usb_ep_enable(f_rkusb->out_ep, d);
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if (ret) {
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printf("failed to enable out ep\n");
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return ret;
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}
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f_rkusb->out_req = rockusb_start_ep(f_rkusb->out_ep);
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if (!f_rkusb->out_req) {
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printf("failed to alloc out req\n");
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ret = -EINVAL;
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goto err;
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}
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f_rkusb->out_req->complete = rx_handler_command;
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d = rkusb_ep_desc(gadget, &fs_ep_in, &hs_ep_in);
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ret = usb_ep_enable(f_rkusb->in_ep, d);
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if (ret) {
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printf("failed to enable in ep\n");
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goto err;
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}
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f_rkusb->in_req = rockusb_start_ep(f_rkusb->in_ep);
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if (!f_rkusb->in_req) {
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printf("failed alloc req in\n");
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ret = -EINVAL;
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goto err;
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}
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f_rkusb->in_req->complete = rockusb_complete;
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ret = usb_ep_queue(f_rkusb->out_ep, f_rkusb->out_req, 0);
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if (ret)
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goto err;
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return 0;
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err:
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rockusb_disable(f);
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return ret;
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}
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static int rockusb_add(struct usb_configuration *c)
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{
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struct f_rockusb *f_rkusb = get_rkusb();
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int status;
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debug("%s: cdev: 0x%p\n", __func__, c->cdev);
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f_rkusb->usb_function.name = "f_rockusb";
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f_rkusb->usb_function.bind = rockusb_bind;
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f_rkusb->usb_function.unbind = rockusb_unbind;
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f_rkusb->usb_function.set_alt = rockusb_set_alt;
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f_rkusb->usb_function.disable = rockusb_disable;
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f_rkusb->usb_function.strings = rkusb_strings;
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status = usb_add_function(c, &f_rkusb->usb_function);
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if (status) {
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free(f_rkusb);
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rockusb_func = f_rkusb;
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}
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return status;
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}
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void rockusb_dev_init(char *dev_type, int dev_index)
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{
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struct f_rockusb *f_rkusb = get_rkusb();
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f_rkusb->dev_type = dev_type;
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f_rkusb->dev_index = dev_index;
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}
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DECLARE_GADGET_BIND_CALLBACK(usb_dnl_rockusb, rockusb_add);
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static int rockusb_tx_write(const char *buffer, unsigned int buffer_size)
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{
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struct usb_request *in_req = rockusb_func->in_req;
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int ret;
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memcpy(in_req->buf, buffer, buffer_size);
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in_req->length = buffer_size;
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debug("Transferring 0x%x bytes\n", buffer_size);
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usb_ep_dequeue(rockusb_func->in_ep, in_req);
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ret = usb_ep_queue(rockusb_func->in_ep, in_req, 0);
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if (ret)
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printf("Error %d on queue\n", ret);
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return 0;
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}
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static int rockusb_tx_write_str(const char *buffer)
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{
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return rockusb_tx_write(buffer, strlen(buffer));
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}
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#ifdef DEBUG
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static void printcbw(char *buf)
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{
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ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
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sizeof(struct fsg_bulk_cb_wrap));
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memcpy((char *)cbw, buf, USB_BULK_CB_WRAP_LEN);
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debug("cbw: signature:%x\n", cbw->signature);
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debug("cbw: tag=%x\n", cbw->tag);
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debug("cbw: data_transfer_length=%d\n", cbw->data_transfer_length);
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debug("cbw: flags=%x\n", cbw->flags);
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debug("cbw: lun=%d\n", cbw->lun);
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debug("cbw: length=%d\n", cbw->length);
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debug("cbw: ucOperCode=%x\n", cbw->CDB[0]);
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debug("cbw: ucReserved=%x\n", cbw->CDB[1]);
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debug("cbw: dwAddress:%x %x %x %x\n", cbw->CDB[5], cbw->CDB[4],
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cbw->CDB[3], cbw->CDB[2]);
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debug("cbw: ucReserved2=%x\n", cbw->CDB[6]);
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debug("cbw: uslength:%x %x\n", cbw->CDB[8], cbw->CDB[7]);
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}
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static void printcsw(char *buf)
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{
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ALLOC_CACHE_ALIGN_BUFFER(struct bulk_cs_wrap, csw,
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sizeof(struct bulk_cs_wrap));
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memcpy((char *)csw, buf, USB_BULK_CS_WRAP_LEN);
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debug("csw: signature:%x\n", csw->signature);
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debug("csw: tag:%x\n", csw->tag);
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debug("csw: residue:%x\n", csw->residue);
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debug("csw: status:%x\n", csw->status);
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}
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#endif
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static int rockusb_tx_write_csw(u32 tag, int residue, u8 status, int size)
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{
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ALLOC_CACHE_ALIGN_BUFFER(struct bulk_cs_wrap, csw,
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sizeof(struct bulk_cs_wrap));
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csw->signature = cpu_to_le32(USB_BULK_CS_SIG);
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csw->tag = tag;
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csw->residue = cpu_to_be32(residue);
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csw->status = status;
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#ifdef DEBUG
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printcsw((char *)csw);
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#endif
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return rockusb_tx_write((char *)csw, size);
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}
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static void tx_handler_send_csw(struct usb_ep *ep, struct usb_request *req)
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{
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struct f_rockusb *f_rkusb = get_rkusb();
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int status = req->status;
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if (status)
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debug("status: %d ep '%s' trans: %d\n",
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status, ep->name, req->actual);
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/* Return back to default in_req complete function after sending CSW */
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req->complete = rockusb_complete;
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rockusb_tx_write_csw(f_rkusb->tag, 0, CSW_GOOD, USB_BULK_CS_WRAP_LEN);
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}
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static unsigned int rx_bytes_expected(struct usb_ep *ep)
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{
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struct f_rockusb *f_rkusb = get_rkusb();
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int rx_remain = f_rkusb->dl_size - f_rkusb->dl_bytes;
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unsigned int rem;
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unsigned int maxpacket = ep->maxpacket;
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if (rx_remain <= 0)
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return 0;
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else if (rx_remain > EP_BUFFER_SIZE)
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return EP_BUFFER_SIZE;
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rem = rx_remain % maxpacket;
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if (rem > 0)
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rx_remain = rx_remain + (maxpacket - rem);
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return rx_remain;
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}
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/* usb_request complete call back to handle upload image */
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static void tx_handler_ul_image(struct usb_ep *ep, struct usb_request *req)
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{
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ALLOC_CACHE_ALIGN_BUFFER(char, rbuffer, RKBLOCK_BUF_SIZE);
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struct f_rockusb *f_rkusb = get_rkusb();
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struct usb_request *in_req = rockusb_func->in_req;
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int ret;
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/* Print error status of previous transfer */
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if (req->status)
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debug("status: %d ep '%s' trans: %d len %d\n", req->status,
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ep->name, req->actual, req->length);
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/* On transfer complete reset in_req and feedback host with CSW_GOOD */
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if (f_rkusb->ul_bytes >= f_rkusb->ul_size) {
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in_req->length = 0;
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in_req->complete = rockusb_complete;
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rockusb_tx_write_csw(f_rkusb->tag, 0, CSW_GOOD,
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USB_BULK_CS_WRAP_LEN);
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return;
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}
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/* Proceed with current chunk */
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unsigned int transfer_size = f_rkusb->ul_size - f_rkusb->ul_bytes;
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if (transfer_size > RKBLOCK_BUF_SIZE)
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transfer_size = RKBLOCK_BUF_SIZE;
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/* Read at least one block */
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unsigned int blkcount = (transfer_size + f_rkusb->desc->blksz - 1) /
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f_rkusb->desc->blksz;
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debug("ul %x bytes, %x blks, read lba %x, ul_size:%x, ul_bytes:%x, ",
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transfer_size, blkcount, f_rkusb->lba,
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f_rkusb->ul_size, f_rkusb->ul_bytes);
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int blks = blk_dread(f_rkusb->desc, f_rkusb->lba, blkcount, rbuffer);
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if (blks != blkcount) {
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printf("failed reading from device %s: %d\n",
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f_rkusb->dev_type, f_rkusb->dev_index);
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rockusb_tx_write_csw(f_rkusb->tag, 0, CSW_FAIL,
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USB_BULK_CS_WRAP_LEN);
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return;
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}
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f_rkusb->lba += blkcount;
|
|
f_rkusb->ul_bytes += transfer_size;
|
|
|
|
/* Proceed with USB request */
|
|
memcpy(in_req->buf, rbuffer, transfer_size);
|
|
in_req->length = transfer_size;
|
|
in_req->complete = tx_handler_ul_image;
|
|
debug("Uploading 0x%x bytes\n", transfer_size);
|
|
usb_ep_dequeue(rockusb_func->in_ep, in_req);
|
|
ret = usb_ep_queue(rockusb_func->in_ep, in_req, 0);
|
|
if (ret)
|
|
printf("Error %d on queue\n", ret);
|
|
}
|
|
|
|
/* usb_request complete call back to handle down load image */
|
|
static void rx_handler_dl_image(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
struct f_rockusb *f_rkusb = get_rkusb();
|
|
unsigned int transfer_size = 0;
|
|
const unsigned char *buffer = req->buf;
|
|
unsigned int buffer_size = req->actual;
|
|
|
|
transfer_size = f_rkusb->dl_size - f_rkusb->dl_bytes;
|
|
|
|
if (req->status != 0) {
|
|
printf("Bad status: %d\n", req->status);
|
|
rockusb_tx_write_csw(f_rkusb->tag, 0, CSW_FAIL,
|
|
USB_BULK_CS_WRAP_LEN);
|
|
return;
|
|
}
|
|
|
|
if (buffer_size < transfer_size)
|
|
transfer_size = buffer_size;
|
|
|
|
memcpy((void *)f_rkusb->buf, buffer, transfer_size);
|
|
f_rkusb->dl_bytes += transfer_size;
|
|
int blks = 0, blkcnt = transfer_size / f_rkusb->desc->blksz;
|
|
|
|
debug("dl %x bytes, %x blks, write lba %x, dl_size:%x, dl_bytes:%x, ",
|
|
transfer_size, blkcnt, f_rkusb->lba, f_rkusb->dl_size,
|
|
f_rkusb->dl_bytes);
|
|
blks = blk_dwrite(f_rkusb->desc, f_rkusb->lba, blkcnt, f_rkusb->buf);
|
|
if (blks != blkcnt) {
|
|
printf("failed writing to device %s: %d\n", f_rkusb->dev_type,
|
|
f_rkusb->dev_index);
|
|
rockusb_tx_write_csw(f_rkusb->tag, 0, CSW_FAIL,
|
|
USB_BULK_CS_WRAP_LEN);
|
|
return;
|
|
}
|
|
f_rkusb->lba += blkcnt;
|
|
|
|
/* Check if transfer is done */
|
|
if (f_rkusb->dl_bytes >= f_rkusb->dl_size) {
|
|
req->complete = rx_handler_command;
|
|
req->length = EP_BUFFER_SIZE;
|
|
f_rkusb->buf = f_rkusb->buf_head;
|
|
debug("transfer 0x%x bytes done\n", f_rkusb->dl_size);
|
|
f_rkusb->dl_size = 0;
|
|
rockusb_tx_write_csw(f_rkusb->tag, 0, CSW_GOOD,
|
|
USB_BULK_CS_WRAP_LEN);
|
|
} else {
|
|
req->length = rx_bytes_expected(ep);
|
|
if (f_rkusb->buf == f_rkusb->buf_head)
|
|
f_rkusb->buf = f_rkusb->buf_head + EP_BUFFER_SIZE;
|
|
else
|
|
f_rkusb->buf = f_rkusb->buf_head;
|
|
|
|
debug("remain %x bytes, %lx sectors\n", req->length,
|
|
req->length / f_rkusb->desc->blksz);
|
|
}
|
|
|
|
req->actual = 0;
|
|
usb_ep_queue(ep, req, 0);
|
|
}
|
|
|
|
static void cb_test_unit_ready(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
|
|
sizeof(struct fsg_bulk_cb_wrap));
|
|
|
|
memcpy((char *)cbw, req->buf, USB_BULK_CB_WRAP_LEN);
|
|
|
|
rockusb_tx_write_csw(cbw->tag, cbw->data_transfer_length,
|
|
CSW_GOOD, USB_BULK_CS_WRAP_LEN);
|
|
}
|
|
|
|
static void cb_read_storage_id(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
|
|
sizeof(struct fsg_bulk_cb_wrap));
|
|
struct f_rockusb *f_rkusb = get_rkusb();
|
|
char emmc_id[] = "EMMC ";
|
|
|
|
printf("read storage id\n");
|
|
memcpy((char *)cbw, req->buf, USB_BULK_CB_WRAP_LEN);
|
|
|
|
/* Prepare for sending subsequent CSW_GOOD */
|
|
f_rkusb->tag = cbw->tag;
|
|
f_rkusb->in_req->complete = tx_handler_send_csw;
|
|
|
|
rockusb_tx_write_str(emmc_id);
|
|
}
|
|
|
|
int __weak rk_get_bootrom_chip_version(unsigned int *chip_info, int size)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static void cb_get_chip_version(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
|
|
sizeof(struct fsg_bulk_cb_wrap));
|
|
struct f_rockusb *f_rkusb = get_rkusb();
|
|
unsigned int chip_info[4], i;
|
|
|
|
memset(chip_info, 0, sizeof(chip_info));
|
|
rk_get_bootrom_chip_version(chip_info, 4);
|
|
|
|
/*
|
|
* Chip Version is a string saved in BOOTROM address space Little Endian
|
|
*
|
|
* Ex for rk3288: 0x33323041 0x32303134 0x30383133 0x56323030
|
|
* which brings: 320A20140813V200
|
|
*
|
|
* Note that memory version do invert MSB/LSB so printing the char
|
|
* buffer will show: A02341023180002V
|
|
*/
|
|
printf("read chip version: ");
|
|
for (i = 0; i < 4; i++) {
|
|
printf("%c%c%c%c",
|
|
(chip_info[i] >> 24) & 0xFF,
|
|
(chip_info[i] >> 16) & 0xFF,
|
|
(chip_info[i] >> 8) & 0xFF,
|
|
(chip_info[i] >> 0) & 0xFF);
|
|
}
|
|
printf("\n");
|
|
memcpy((char *)cbw, req->buf, USB_BULK_CB_WRAP_LEN);
|
|
|
|
/* Prepare for sending subsequent CSW_GOOD */
|
|
f_rkusb->tag = cbw->tag;
|
|
f_rkusb->in_req->complete = tx_handler_send_csw;
|
|
|
|
rockusb_tx_write((char *)chip_info, sizeof(chip_info));
|
|
}
|
|
|
|
static void cb_read_lba(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
|
|
sizeof(struct fsg_bulk_cb_wrap));
|
|
struct f_rockusb *f_rkusb = get_rkusb();
|
|
int sector_count;
|
|
|
|
memcpy((char *)cbw, req->buf, USB_BULK_CB_WRAP_LEN);
|
|
sector_count = (int)get_unaligned_be16(&cbw->CDB[7]);
|
|
f_rkusb->tag = cbw->tag;
|
|
|
|
if (!f_rkusb->desc) {
|
|
char *type = f_rkusb->dev_type;
|
|
int index = f_rkusb->dev_index;
|
|
|
|
f_rkusb->desc = blk_get_dev(type, index);
|
|
if (!f_rkusb->desc ||
|
|
f_rkusb->desc->type == DEV_TYPE_UNKNOWN) {
|
|
printf("invalid device \"%s\", %d\n", type, index);
|
|
rockusb_tx_write_csw(f_rkusb->tag, 0, CSW_FAIL,
|
|
USB_BULK_CS_WRAP_LEN);
|
|
return;
|
|
}
|
|
}
|
|
|
|
f_rkusb->lba = get_unaligned_be32(&cbw->CDB[2]);
|
|
f_rkusb->ul_size = sector_count * f_rkusb->desc->blksz;
|
|
f_rkusb->ul_bytes = 0;
|
|
|
|
debug("require read %x bytes, %x sectors from lba %x\n",
|
|
f_rkusb->ul_size, sector_count, f_rkusb->lba);
|
|
|
|
if (f_rkusb->ul_size == 0) {
|
|
rockusb_tx_write_csw(cbw->tag, cbw->data_transfer_length,
|
|
CSW_FAIL, USB_BULK_CS_WRAP_LEN);
|
|
return;
|
|
}
|
|
|
|
/* Start right now sending first chunk */
|
|
tx_handler_ul_image(ep, req);
|
|
}
|
|
|
|
static void cb_write_lba(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
|
|
sizeof(struct fsg_bulk_cb_wrap));
|
|
struct f_rockusb *f_rkusb = get_rkusb();
|
|
int sector_count;
|
|
|
|
memcpy((char *)cbw, req->buf, USB_BULK_CB_WRAP_LEN);
|
|
sector_count = (int)get_unaligned_be16(&cbw->CDB[7]);
|
|
f_rkusb->tag = cbw->tag;
|
|
|
|
if (!f_rkusb->desc) {
|
|
char *type = f_rkusb->dev_type;
|
|
int index = f_rkusb->dev_index;
|
|
|
|
f_rkusb->desc = blk_get_dev(type, index);
|
|
if (!f_rkusb->desc ||
|
|
f_rkusb->desc->type == DEV_TYPE_UNKNOWN) {
|
|
printf("invalid device \"%s\", %d\n", type, index);
|
|
rockusb_tx_write_csw(f_rkusb->tag, 0, CSW_FAIL,
|
|
USB_BULK_CS_WRAP_LEN);
|
|
return;
|
|
}
|
|
}
|
|
|
|
f_rkusb->lba = get_unaligned_be32(&cbw->CDB[2]);
|
|
f_rkusb->dl_size = sector_count * f_rkusb->desc->blksz;
|
|
f_rkusb->dl_bytes = 0;
|
|
|
|
debug("require write %x bytes, %x sectors to lba %x\n",
|
|
f_rkusb->dl_size, sector_count, f_rkusb->lba);
|
|
|
|
if (f_rkusb->dl_size == 0) {
|
|
rockusb_tx_write_csw(cbw->tag, cbw->data_transfer_length,
|
|
CSW_FAIL, USB_BULK_CS_WRAP_LEN);
|
|
} else {
|
|
req->complete = rx_handler_dl_image;
|
|
req->length = rx_bytes_expected(ep);
|
|
}
|
|
}
|
|
|
|
static void cb_erase_lba(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
|
|
sizeof(struct fsg_bulk_cb_wrap));
|
|
struct f_rockusb *f_rkusb = get_rkusb();
|
|
int sector_count, lba, blks;
|
|
|
|
memcpy((char *)cbw, req->buf, USB_BULK_CB_WRAP_LEN);
|
|
sector_count = (int)get_unaligned_be16(&cbw->CDB[7]);
|
|
f_rkusb->tag = cbw->tag;
|
|
|
|
if (!f_rkusb->desc) {
|
|
char *type = f_rkusb->dev_type;
|
|
int index = f_rkusb->dev_index;
|
|
|
|
f_rkusb->desc = blk_get_dev(type, index);
|
|
if (!f_rkusb->desc ||
|
|
f_rkusb->desc->type == DEV_TYPE_UNKNOWN) {
|
|
printf("invalid device \"%s\", %d\n", type, index);
|
|
rockusb_tx_write_csw(f_rkusb->tag, 0, CSW_FAIL,
|
|
USB_BULK_CS_WRAP_LEN);
|
|
return;
|
|
}
|
|
}
|
|
|
|
lba = get_unaligned_be32(&cbw->CDB[2]);
|
|
|
|
debug("require erase %x sectors from lba %x\n",
|
|
sector_count, lba);
|
|
|
|
blks = blk_derase(f_rkusb->desc, lba, sector_count);
|
|
if (blks != sector_count) {
|
|
printf("failed erasing device %s: %d\n", f_rkusb->dev_type,
|
|
f_rkusb->dev_index);
|
|
rockusb_tx_write_csw(f_rkusb->tag,
|
|
cbw->data_transfer_length, CSW_FAIL,
|
|
USB_BULK_CS_WRAP_LEN);
|
|
return;
|
|
}
|
|
|
|
rockusb_tx_write_csw(cbw->tag, cbw->data_transfer_length, CSW_GOOD,
|
|
USB_BULK_CS_WRAP_LEN);
|
|
}
|
|
|
|
void __weak rkusb_set_reboot_flag(int flag)
|
|
{
|
|
struct f_rockusb *f_rkusb = get_rkusb();
|
|
|
|
printf("rockkusb set reboot flag: %d\n", f_rkusb->reboot_flag);
|
|
}
|
|
|
|
static void compl_do_reset(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
struct f_rockusb *f_rkusb = get_rkusb();
|
|
|
|
rkusb_set_reboot_flag(f_rkusb->reboot_flag);
|
|
do_reset(NULL, 0, 0, NULL);
|
|
}
|
|
|
|
static void cb_reboot(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
|
|
sizeof(struct fsg_bulk_cb_wrap));
|
|
struct f_rockusb *f_rkusb = get_rkusb();
|
|
|
|
memcpy((char *)cbw, req->buf, USB_BULK_CB_WRAP_LEN);
|
|
f_rkusb->reboot_flag = cbw->CDB[1];
|
|
rockusb_func->in_req->complete = compl_do_reset;
|
|
rockusb_tx_write_csw(cbw->tag, cbw->data_transfer_length, CSW_GOOD,
|
|
USB_BULK_CS_WRAP_LEN);
|
|
}
|
|
|
|
static void cb_not_support(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
|
|
sizeof(struct fsg_bulk_cb_wrap));
|
|
|
|
memcpy((char *)cbw, req->buf, USB_BULK_CB_WRAP_LEN);
|
|
printf("Rockusb command %x not support yet\n", cbw->CDB[0]);
|
|
rockusb_tx_write_csw(cbw->tag, 0, CSW_FAIL, USB_BULK_CS_WRAP_LEN);
|
|
}
|
|
|
|
static const struct cmd_dispatch_info cmd_dispatch_info[] = {
|
|
{
|
|
.cmd = K_FW_TEST_UNIT_READY,
|
|
.cb = cb_test_unit_ready,
|
|
},
|
|
{
|
|
.cmd = K_FW_READ_FLASH_ID,
|
|
.cb = cb_read_storage_id,
|
|
},
|
|
{
|
|
.cmd = K_FW_SET_DEVICE_ID,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_TEST_BAD_BLOCK,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_READ_10,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_WRITE_10,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_ERASE_10,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_WRITE_SPARE,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_READ_SPARE,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_ERASE_10_FORCE,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_GET_VERSION,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_LBA_READ_10,
|
|
.cb = cb_read_lba,
|
|
},
|
|
{
|
|
.cmd = K_FW_LBA_WRITE_10,
|
|
.cb = cb_write_lba,
|
|
},
|
|
{
|
|
.cmd = K_FW_ERASE_SYS_DISK,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_SDRAM_READ_10,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_SDRAM_WRITE_10,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_SDRAM_EXECUTE,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_READ_FLASH_INFO,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_GET_CHIP_VER,
|
|
.cb = cb_get_chip_version,
|
|
},
|
|
{
|
|
.cmd = K_FW_LOW_FORMAT,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_SET_RESET_FLAG,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_SPI_READ_10,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_SPI_WRITE_10,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_LBA_ERASE_10,
|
|
.cb = cb_erase_lba,
|
|
},
|
|
{
|
|
.cmd = K_FW_SESSION,
|
|
.cb = cb_not_support,
|
|
},
|
|
{
|
|
.cmd = K_FW_RESET,
|
|
.cb = cb_reboot,
|
|
},
|
|
};
|
|
|
|
static void rx_handler_command(struct usb_ep *ep, struct usb_request *req)
|
|
{
|
|
void (*func_cb)(struct usb_ep *ep, struct usb_request *req) = NULL;
|
|
|
|
ALLOC_CACHE_ALIGN_BUFFER(struct fsg_bulk_cb_wrap, cbw,
|
|
sizeof(struct fsg_bulk_cb_wrap));
|
|
char *cmdbuf = req->buf;
|
|
int i;
|
|
|
|
if (req->status || req->length == 0)
|
|
return;
|
|
|
|
memcpy((char *)cbw, req->buf, USB_BULK_CB_WRAP_LEN);
|
|
#ifdef DEBUG
|
|
printcbw(req->buf);
|
|
#endif
|
|
|
|
for (i = 0; i < ARRAY_SIZE(cmd_dispatch_info); i++) {
|
|
if (cmd_dispatch_info[i].cmd == cbw->CDB[0]) {
|
|
func_cb = cmd_dispatch_info[i].cb;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!func_cb) {
|
|
printf("unknown command: %s\n", (char *)req->buf);
|
|
rockusb_tx_write_str("FAILunknown command");
|
|
} else {
|
|
if (req->actual < req->length) {
|
|
u8 *buf = (u8 *)req->buf;
|
|
|
|
buf[req->actual] = 0;
|
|
func_cb(ep, req);
|
|
} else {
|
|
puts("buffer overflow\n");
|
|
rockusb_tx_write_str("FAILbuffer overflow");
|
|
}
|
|
}
|
|
|
|
*cmdbuf = '\0';
|
|
req->actual = 0;
|
|
usb_ep_queue(ep, req, 0);
|
|
}
|