Hi Eddie, > 2017-03-16 15:05 GMT+08:00 Kever Yang <[email protected]>: > > > Hi Eddie, > > > > I recommend you to use ums framework instead of fastboot, > > because ums have dual-buffer which improve performance. > > > I will try to add dual buffer support in next version
If of course possible - please reuse as much code as possible. > > > > > Thanks, > > - Kever > > > > On 03/15/2017 03:56 PM, Eddie Cai wrote: > > > >> this patch implement fastboot protocol on the device side. this is > >> based on USB > >> download gadget infrastructure. the rockusb function implements > >> the rd, wl, rid > >> commands. it can work with rkdeveloptool; > >> https://github.com/rockchip-linux/rkdeveloptool > >> > >> Signed-off-by: Eddie Cai <[email protected]> > >> --- > >> drivers/usb/gadget/Makefile | 1 + > >> drivers/usb/gadget/f_rockusb.c | 801 > >> ++++++++++++++++++++++++++++++ +++++++++++ > >> 2 files changed, 802 insertions(+) > >> create mode 100644 drivers/usb/gadget/f_rockusb.c > >> > >> diff --git a/drivers/usb/gadget/Makefile > >> b/drivers/usb/gadget/Makefile index 0fbbb7c..0eb27a3 100644 > >> --- a/drivers/usb/gadget/Makefile > >> +++ b/drivers/usb/gadget/Makefile > >> @@ -28,6 +28,7 @@ obj-$(CONFIG_USB_FUNCTION_THOR) += f_thor.o > >> obj-$(CONFIG_USB_FUNCTION_DFU) += f_dfu.o > >> obj-$(CONFIG_USB_FUNCTION_MASS_STORAGE) += f_mass_storage.o > >> obj-$(CONFIG_USB_FUNCTION_FASTBOOT) += f_fastboot.o > >> +obj-$(CONFIG_USB_FUNCTION_ROCKUSB) += f_rockusb.o > >> endif > >> endif > >> ifdef CONFIG_USB_ETHER > >> diff --git a/drivers/usb/gadget/f_rockusb.c > >> b/drivers/usb/gadget/f_rockusb.c > >> new file mode 100644 > >> index 0000000..a67cb35 > >> --- /dev/null > >> +++ b/drivers/usb/gadget/f_rockusb.c > >> @@ -0,0 +1,801 @@ > >> +/* > >> + * (C) Copyright 2017 > >> + * > >> + * Eddie Cai <[email protected]> > >> + * > >> + * SPDX-License-Identifier: GPL-2.0+ > >> + */ > >> + > >> +#include <config.h> > >> +#include <common.h> > >> +#include <errno.h> > >> +#include <malloc.h> > >> +#include <linux/usb/ch9.h> > >> +#include <linux/usb/gadget.h> > >> +#include <linux/usb/composite.h> > >> +#include <linux/compiler.h> > >> +#include <version.h> > >> +#include <g_dnl.h> > >> + > >> +#define ROCKUSB_VERSION "0.1" > >> + > >> +#define ROCKUSB_INTERFACE_CLASS 0xff > >> +#define ROCKUSB_INTERFACE_SUB_CLASS 0x06 > >> +#define ROCKUSB_INTERFACE_PROTOCOL 0x05 > >> + > >> +#define RX_ENDPOINT_MAXIMUM_PACKET_SIZE_2_0 (0x0200) > >> +#define RX_ENDPOINT_MAXIMUM_PACKET_SIZE_1_1 (0x0040) > >> +#define TX_ENDPOINT_MAXIMUM_PACKET_SIZE (0x0040) > >> + > >> +#define EP_BUFFER_SIZE 4096 > >> +/* > >> + * EP_BUFFER_SIZE must always be an integral multiple of > >> maxpacket size > >> + * (64 or 512 or 1024), else we break on certain controllers like > >> DWC3 > >> + * that expect bulk OUT requests to be divisible by maxpacket > >> size. > >> + */ > >> + > >> +struct f_rockusb { > >> + struct usb_function usb_function; > >> + > >> + /* IN/OUT EP's and corresponding requests */ > >> + struct usb_ep *in_ep, *out_ep; > >> + struct usb_request *in_req, *out_req; > >> +}; > >> + > >> +static inline struct f_rockusb *func_to_rockusb(struct > >> usb_function *f) +{ > >> + return container_of(f, struct f_rockusb, usb_function); > >> +} > >> + > >> +static struct f_rockusb *rockusb_func; > >> + > >> +static struct usb_endpoint_descriptor fs_ep_in = { > >> + .bLength = USB_DT_ENDPOINT_SIZE, > >> + .bDescriptorType = USB_DT_ENDPOINT, > >> + .bEndpointAddress = USB_DIR_IN, > >> + .bmAttributes = USB_ENDPOINT_XFER_BULK, > >> + .wMaxPacketSize = cpu_to_le16(64), > >> +}; > >> + > >> +static struct usb_endpoint_descriptor fs_ep_out = { > >> + .bLength = USB_DT_ENDPOINT_SIZE, > >> + .bDescriptorType = USB_DT_ENDPOINT, > >> + .bEndpointAddress = USB_DIR_OUT, > >> + .bmAttributes = USB_ENDPOINT_XFER_BULK, > >> + .wMaxPacketSize = cpu_to_le16(64), > >> +}; > >> + > >> +static struct usb_endpoint_descriptor hs_ep_in = { > >> + .bLength = USB_DT_ENDPOINT_SIZE, > >> + .bDescriptorType = USB_DT_ENDPOINT, > >> + .bEndpointAddress = USB_DIR_IN, > >> + .bmAttributes = USB_ENDPOINT_XFER_BULK, > >> + .wMaxPacketSize = cpu_to_le16(512), > >> +}; > >> + > >> +static struct usb_endpoint_descriptor hs_ep_out = { > >> + .bLength = USB_DT_ENDPOINT_SIZE, > >> + .bDescriptorType = USB_DT_ENDPOINT, > >> + .bEndpointAddress = USB_DIR_OUT, > >> + .bmAttributes = USB_ENDPOINT_XFER_BULK, > >> + .wMaxPacketSize = cpu_to_le16(512), > >> +}; > >> + > >> +static struct usb_interface_descriptor interface_desc = { > >> + .bLength = USB_DT_INTERFACE_SIZE, > >> + .bDescriptorType = USB_DT_INTERFACE, > >> + .bInterfaceNumber = 0x00, > >> + .bAlternateSetting = 0x00, > >> + .bNumEndpoints = 0x02, > >> + .bInterfaceClass = ROCKUSB_INTERFACE_CLASS, > >> + .bInterfaceSubClass = ROCKUSB_INTERFACE_SUB_CLASS, > >> + .bInterfaceProtocol = ROCKUSB_INTERFACE_PROTOCOL, > >> +}; > >> + > >> +static struct usb_descriptor_header *rkusb_fs_function[] = { > >> + (struct usb_descriptor_header *)&interface_desc, > >> + (struct usb_descriptor_header *)&fs_ep_in, > >> + (struct usb_descriptor_header *)&fs_ep_out, > >> +}; > >> + > >> +static struct usb_descriptor_header *rkusb_hs_function[] = { > >> + (struct usb_descriptor_header *)&interface_desc, > >> + (struct usb_descriptor_header *)&hs_ep_in, > >> + (struct usb_descriptor_header *)&hs_ep_out, > >> + NULL, > >> +}; > >> + > >> +static struct usb_endpoint_descriptor * > >> +rkusb_ep_desc(struct usb_gadget *g, struct > >> usb_endpoint_descriptor *fs, > >> + struct usb_endpoint_descriptor *hs) > >> +{ > >> + if (gadget_is_dualspeed(g) && g->speed == USB_SPEED_HIGH) > >> + return hs; > >> + return fs; > >> +} > >> + > >> +/* > >> + * static strings, in UTF-8 > >> + */ > >> +static const char rkusb_name[] = "Rockchip Rockusb"; > >> + > >> +static struct usb_string rkusb_string_defs[] = { > >> + [0].s = rkusb_name, > >> + { } /* end of list */ > >> +}; > >> + > >> +static struct usb_gadget_strings stringtab_rkusb = { > >> + .language = 0x0409, /* en-us */ > >> + .strings = rkusb_string_defs, > >> +}; > >> + > >> +static struct usb_gadget_strings *rkusb_strings[] = { > >> + &stringtab_rkusb, > >> + NULL, > >> +}; > >> + > >> +static void rx_handler_command(struct usb_ep *ep, struct > >> usb_request *req); > >> +static int rockusb_tx_write_csw(u32 Tag, int residue, u8 Status, > >> int size); > >> + > >> +static void rockusb_complete(struct usb_ep *ep, struct > >> usb_request *req) +{ > >> + int status = req->status; > >> + if (!status) > >> + return; > >> + debug("status: %d ep '%s' trans: %d\n", status, ep->name, > >> req->actual); > >> +} > >> + > >> +static int rockusb_bind(struct usb_configuration *c, struct > >> usb_function *f) > >> +{ > >> + int id; > >> + struct usb_gadget *gadget = c->cdev->gadget; > >> + struct f_rockusb *f_rkusb = func_to_rockusb(f); > >> + const char *s; > >> + > >> + id = usb_interface_id(c, f); > >> + if (id < 0) > >> + return id; > >> + interface_desc.bInterfaceNumber = id; > >> + > >> + id = usb_string_id(c->cdev); > >> + if (id < 0) > >> + return id; > >> + > >> + rkusb_string_defs[0].id = id; > >> + interface_desc.iInterface = id; > >> + > >> + f_rkusb->in_ep = usb_ep_autoconfig(gadget, &fs_ep_in); > >> + if (!f_rkusb->in_ep) > >> + return -ENODEV; > >> + f_rkusb->in_ep->driver_data = c->cdev; > >> + > >> + f_rkusb->out_ep = usb_ep_autoconfig(gadget, &fs_ep_out); > >> + if (!f_rkusb->out_ep) > >> + return -ENODEV; > >> + f_rkusb->out_ep->driver_data = c->cdev; > >> + > >> + f->descriptors = rkusb_fs_function; > >> + > >> + if (gadget_is_dualspeed(gadget)) { > >> + hs_ep_in.bEndpointAddress = > >> fs_ep_in.bEndpointAddress; > >> + hs_ep_out.bEndpointAddress = > >> fs_ep_out.bEndpointAddress; > >> + f->hs_descriptors = rkusb_hs_function; > >> + } > >> + > >> + s = getenv("serial#"); > >> + if (s) > >> + g_dnl_set_serialnumber((char *)s); > >> + > >> + return 0; > >> +} > >> + > >> +static void rockusb_unbind(struct usb_configuration *c, struct > >> usb_function *f) > >> +{ > >> + memset(rockusb_func, 0, sizeof(*rockusb_func)); > >> +} > >> + > >> +static void rockusb_disable(struct usb_function *f) > >> +{ > >> + struct f_rockusb *f_rkusb = func_to_rockusb(f); > >> + > >> + usb_ep_disable(f_rkusb->out_ep); > >> + usb_ep_disable(f_rkusb->in_ep); > >> + > >> + if (f_rkusb->out_req) { > >> + free(f_rkusb->out_req->buf); > >> + usb_ep_free_request(f_rkusb->out_ep, > >> f_rkusb->out_req); > >> + f_rkusb->out_req = NULL; > >> + } > >> + if (f_rkusb->in_req) { > >> + free(f_rkusb->in_req->buf); > >> + usb_ep_free_request(f_rkusb->in_ep, > >> f_rkusb->in_req); > >> + f_rkusb->in_req = NULL; > >> + } > >> +} > >> + > >> +static struct usb_request *rockusb_start_ep(struct usb_ep *ep) > >> +{ > >> + struct usb_request *req; > >> + > >> + req = usb_ep_alloc_request(ep, 0); > >> + if (!req) > >> + return NULL; > >> + > >> + req->length = EP_BUFFER_SIZE; > >> + req->buf = memalign(CONFIG_SYS_CACHELINE_SIZE, > >> EP_BUFFER_SIZE); > >> + if (!req->buf) { > >> + usb_ep_free_request(ep, req); > >> + return NULL; > >> + } > >> + > >> + memset(req->buf, 0, req->length); > >> + return req; > >> +} > >> + > >> +static int rockusb_set_alt(struct usb_function *f, > >> + unsigned interface, unsigned alt) > >> +{ > >> + int ret; > >> + struct usb_composite_dev *cdev = f->config->cdev; > >> + struct usb_gadget *gadget = cdev->gadget; > >> + struct f_rockusb *f_rkusb = func_to_rockusb(f); > >> + const struct usb_endpoint_descriptor *d; > >> + > >> + debug("%s: func: %s intf: %d alt: %d\n", > >> + __func__, f->name, interface, alt); > >> + > >> + d = rkusb_ep_desc(gadget, &fs_ep_out, &hs_ep_out); > >> + ret = usb_ep_enable(f_rkusb->out_ep, d); > >> + if (ret) { > >> + puts("failed to enable out ep\n"); > >> + return ret; > >> + } > >> + > >> + f_rkusb->out_req = rockusb_start_ep(f_rkusb->out_ep); > >> + if (!f_rkusb->out_req) { > >> + puts("failed to alloc out req\n"); > >> + ret = -EINVAL; > >> + goto err; > >> + } > >> + f_rkusb->out_req->complete = rx_handler_command; > >> + > >> + d = rkusb_ep_desc(gadget, &fs_ep_in, &hs_ep_in); > >> + ret = usb_ep_enable(f_rkusb->in_ep, d); > >> + if (ret) { > >> + puts("failed to enable in ep\n"); > >> + goto err; > >> + } > >> + > >> + f_rkusb->in_req = rockusb_start_ep(f_rkusb->in_ep); > >> + if (!f_rkusb->in_req) { > >> + puts("failed alloc req in\n"); > >> + ret = -EINVAL; > >> + goto err; > >> + } > >> + f_rkusb->in_req->complete = rockusb_complete; > >> + > >> + ret = usb_ep_queue(f_rkusb->out_ep, f_rkusb->out_req, 0); > >> + if (ret) > >> + goto err; > >> + > >> + return 0; > >> +err: > >> + rockusb_disable(f); > >> + return ret; > >> +} > >> + > >> +static int rockusb_add(struct usb_configuration *c) > >> +{ > >> + struct f_rockusb *f_rkusb = rockusb_func; > >> + int status; > >> + > >> + debug("%s: cdev: 0x%p\n", __func__, c->cdev); > >> + > >> + if (!f_rkusb) { > >> + f_rkusb = memalign(CONFIG_SYS_CACHELINE_SIZE, > >> sizeof(*f_rkusb)); > >> + if (!f_rkusb) > >> + return -ENOMEM; > >> + > >> + rockusb_func = f_rkusb; > >> + memset(f_rkusb, 0, sizeof(*f_rkusb)); > >> + } > >> + > >> + f_rkusb->usb_function.name = "f_rockusb"; > >> + f_rkusb->usb_function.bind = rockusb_bind; > >> + f_rkusb->usb_function.unbind = rockusb_unbind; > >> + f_rkusb->usb_function.set_alt = rockusb_set_alt; > >> + f_rkusb->usb_function.disable = rockusb_disable; > >> + f_rkusb->usb_function.strings = rkusb_strings; > >> + > >> + status = usb_add_function(c, &f_rkusb->usb_function); > >> + if (status) { > >> + free(f_rkusb); > >> + rockusb_func = f_rkusb; > >> + } > >> + return status; > >> +} > >> + > >> +char *rockusb_dev_type = 0; > >> +int rockusb_dev_index = 0; > >> + > >> +void rockusb_dev_init(char *dev_type, int dev_index) > >> +{ > >> + rockusb_dev_type = dev_type; > >> + rockusb_dev_index = dev_index; > >> +} > >> + > >> +DECLARE_GADGET_BIND_CALLBACK(usb_dnl_rockusb, rockusb_add); > >> + > >> +static int rockusb_tx_write(const char *buffer, unsigned int > >> buffer_size) +{ > >> + struct usb_request *in_req = rockusb_func->in_req; > >> + int ret; > >> + > >> + memcpy(in_req->buf, buffer, buffer_size); > >> + in_req->length = buffer_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); > >> + return 0; > >> +} > >> + > >> +static int rockusb_tx_write_str(const char *buffer) > >> +{ > >> + return rockusb_tx_write(buffer, strlen(buffer)); > >> +} > >> + > >> +/* Bulk-only data structures */ > >> + > >> +/* Command Block Wrapper */ > >> +struct fsg_bulk_cb_wrap { > >> + __le32 Signature; /* Contains 'USBC' */ > >> + u32 Tag; /* Unique per command id */ > >> + __le32 DataTransferLength; /* Size of the data */ > >> + u8 Flags; /* Direction in bit 7 */ > >> + u8 Lun; /* LUN (normally 0) */ > >> + u8 Length; /* Of the CDB, <= > >> MAX_COMMAND_SIZE */ > >> + u8 CDB[16]; /* Command Data Block */ > >> +}; > >> + > >> +#define USB_BULK_CB_WRAP_LEN 31 > >> +#define USB_BULK_CB_SIG 0x43425355 /* Spells > >> out USBC */ > >> +#define USB_BULK_IN_FLAG 0x80 > >> + > >> +/* Command Status Wrapper */ > >> +struct bulk_cs_wrap { > >> + __le32 Signature; /* Should = 'USBS' */ > >> + u32 Tag; /* Same as original > >> command */ > >> + __le32 Residue; /* Amount not transferred > >> */ > >> + u8 Status; /* See below */ > >> +}; > >> + > >> +#define USB_BULK_CS_WRAP_LEN 13 > >> +#define USB_BULK_CS_SIG 0x53425355 /* Spells > >> out 'USBS' */ > >> +#define USB_STATUS_PASS 0 > >> +#define USB_STATUS_FAIL 1 > >> +#define USB_STATUS_PHASE_ERROR 2 > >> + > >> + > >> +#define CSW_GOOD 0x00 > >> +#define CSW_FAIL 0x01 > >> + > >> +static void printcbw(char *buf) > >> +{ > >> + struct fsg_bulk_cb_wrap cbw __attribute__((aligned(ARCH_DM > >> A_MINALIGN))); > >> + > >> + memcpy((char*)&cbw, buf, USB_BULK_CB_WRAP_LEN); > >> + > >> + debug("cbw: Signature:%x\n", cbw.Signature); > >> + debug("cbw: Tag=%x\n", cbw.Tag); > >> + debug("cbw: DataTransferLength=%d\n", > >> cbw.DataTransferLength); > >> + debug("cbw: Flags=%x\n", cbw.Flags); > >> + debug("cbw: Lun=%d\n", cbw.Lun); > >> + debug("cbw: Length=%d\n", cbw.Length); > >> + debug("cbw: ucOperCode=%x\n", cbw.CDB[0]); > >> + debug("cbw: ucReserved=%x\n", cbw.CDB[1]); > >> + debug("cbw: dwAddress:%x %x %x %x\n", cbw.CDB[5], > >> cbw.CDB[4], > >> + cbw.CDB[3], > >> cbw.CDB[2]); > >> + debug("cbw: ucReserved2=%x\n", cbw.CDB[6]); > >> + debug("cbw: usLength:%x %x\n", cbw.CDB[8], cbw.CDB[7]); > >> + > >> +} > >> + > >> +static void printcsw(char *buf) > >> +{ > >> + struct bulk_cs_wrap csw __attribute__((aligned(ARCH_DM > >> A_MINALIGN))); > >> + > >> + memcpy((char*)&csw, buf, USB_BULK_CS_WRAP_LEN); > >> + debug("csw: Signature:%x\n", csw.Signature); > >> + debug("csw: Tag:%x\n", csw.Tag); > >> + debug("csw: Residue:%x\n", csw.Residue); > >> + debug("csw: Status:%x\n", csw.Status); > >> + > >> +} > >> + > >> +static int rockusb_tx_write_csw(u32 Tag, int residue, u8 Status, > >> int size) > >> +{ > >> + struct bulk_cs_wrap csw __attribute__((aligned(ARCH_DM > >> A_MINALIGN))); > >> + csw.Signature = cpu_to_le32(USB_BULK_CS_SIG); > >> + csw.Tag = Tag; > >> + csw.Residue = cpu_to_be32(residue); > >> + csw.Status = Status; > >> + printcsw((char*)&csw); > >> + return rockusb_tx_write((char*)&csw, size); > >> +} > >> + > >> +int download_tag = 0; > >> +int download_lba = 0; > >> +static unsigned int download_size; > >> +static unsigned int download_bytes; > >> +struct blk_desc *download_desc = 0; > >> + > >> +static unsigned int rx_bytes_expected(struct usb_ep *ep) > >> +{ > >> + int rx_remain = download_size - download_bytes; > >> + unsigned int rem; > >> + unsigned int maxpacket = ep->maxpacket; > >> + > >> + if (rx_remain <= 0) > >> + return 0; > >> + else if (rx_remain > EP_BUFFER_SIZE) > >> + return EP_BUFFER_SIZE; > >> + > >> + rem = rx_remain % maxpacket; > >> + if (rem > 0) > >> + rx_remain = rx_remain + (maxpacket - rem); > >> + > >> + return rx_remain; > >> +} > >> + > >> +static void rx_handler_dl_image(struct usb_ep *ep, struct > >> usb_request *req) > >> +{ > >> + unsigned int transfer_size = download_size - > >> download_bytes; > >> + const unsigned char *buffer = req->buf; > >> + unsigned int buffer_size = req->actual; > >> + > >> + if(!download_desc){ > >> + printf("rx_handler_dl_image blk_get_dev\n"); > >> + download_desc = blk_get_dev(rockusb_dev_type, > >> rockusb_dev_index); > >> + if (!download_desc || download_desc->type == > >> DEV_TYPE_UNKNOWN){ > >> + error("invalid mmc device\n"); > >> + rockusb_tx_write_csw(download_tag, 0, > >> CSW_FAIL, > >> + > >> USB_BULK_CS_WRAP_LEN); > >> + return; > >> + } > >> + } > >> + > >> + if (req->status != 0) { > >> + printf("Bad status: %d\n", req->status); > >> + rockusb_tx_write_csw(download_tag, 0, > >> + CSW_FAIL, > >> USB_BULK_CS_WRAP_LEN); > >> + return; > >> + } > >> + > >> + if (buffer_size < transfer_size) > >> + transfer_size = buffer_size; > >> + > >> + memcpy((void *)CONFIG_FASTBOOT_BUF_ADDR + download_bytes, > >> + buffer, transfer_size); > >> + download_bytes += transfer_size; > >> + > >> + /* Check if transfer is done */ > >> + if (download_bytes >= download_size) { > >> + int blks = 0, blkcnt = download_size/512; > >> + printf("download %d bytes finished, start writing > >> to lba %x\n", > >> + download_bytes, download_lba); > >> + blks = blk_dwrite(download_desc, download_lba, > >> blkcnt, > >> + > >> (char*)CONFIG_FASTBOOT_BUF_ADDR); > >> + if (blks != blkcnt) { > >> + error("failed writing to device %s: %d\n", > >> + rockusb_dev_type, > >> rockusb_dev_index); > >> + rockusb_tx_write_csw(download_tag, 0, > >> + CSW_FAIL, > >> USB_BULK_CS_WRAP_LEN); > >> + return; > >> + } > >> + > >> + req->complete = rx_handler_command; > >> + req->length = EP_BUFFER_SIZE; > >> + download_size = 0; > >> + printf("done\n"); > >> + rockusb_tx_write_csw(download_tag, 0, CSW_GOOD, > >> + USB_BULK_CS_WRAP_LEN); > >> + } else { > >> + req->length = rx_bytes_expected(ep); > >> + } > >> + > >> + req->actual = 0; > >> + usb_ep_queue(ep, req, 0); > >> +} > >> + > >> +static void cb_test_unit_ready(struct usb_ep *ep, struct > >> usb_request *req) > >> +{ > >> + struct fsg_bulk_cb_wrap cbw __attribute__((aligned(ARCH_DM > >> A_MINALIGN))); > >> + > >> + memcpy((char*)&cbw, req->buf, USB_BULK_CB_WRAP_LEN); > >> + > >> + rockusb_tx_write_csw(cbw.Tag, cbw.DataTransferLength, > >> + CSW_GOOD, USB_BULK_CS_WRAP_LEN); > >> + > >> +} > >> + > >> +static void cb_read_storage_id(struct usb_ep *ep, struct > >> usb_request *req) > >> +{ > >> + struct fsg_bulk_cb_wrap cbw __attribute__((aligned(ARCH_DM > >> A_MINALIGN))); > >> + char emmc_id[] = "EMMC "; > >> + > >> + printf("cb_read_storage_id\n"); > >> + memcpy((char*)&cbw, req->buf, USB_BULK_CB_WRAP_LEN); > >> + rockusb_tx_write_str(emmc_id);//only support emmc now > >> + rockusb_tx_write_csw(cbw.Tag, cbw.DataTransferLength, > >> CSW_GOOD, > >> + USB_BULK_CS_WRAP_LEN); > >> +} > >> + > >> +static void cb_write_lba(struct usb_ep *ep, struct usb_request > >> *req) +{ > >> + struct fsg_bulk_cb_wrap cbw __attribute__((aligned(ARCH_DM > >> A_MINALIGN))); > >> + int sector_count; > >> + > >> + memcpy((char*)&cbw, req->buf, USB_BULK_CB_WRAP_LEN); > >> + sector_count = (int)get_unaligned_be16(&cbw.CDB[7]); > >> + download_lba = get_unaligned_be32(&cbw.CDB[2]); > >> + download_size = sector_count * 512; > >> + download_bytes = 0; > >> + download_tag = cbw.Tag; > >> + if ((0 == download_size) || (download_size>CONFIG_FASTBOOT > >> _BUF_SIZE)){ > >> + rockusb_tx_write_csw(cbw.Tag, > >> cbw.DataTransferLength, > >> + CSW_FAIL, > >> USB_BULK_CS_WRAP_LEN); > >> + } else { > >> + req->complete = rx_handler_dl_image; > >> + req->length = rx_bytes_expected(ep); > >> + } > >> +} > >> + > >> +static int reboot_flag; > >> + > >> +int __weak rkusb_set_reboot_flag(int flag) > >> +{ > >> + printf("rkusb_set_reboot_flag: %d\n", reboot_flag); > >> + return -ENOSYS; > >> +} > >> + > >> +static void compl_do_reset(struct usb_ep *ep, struct usb_request > >> *req) +{ > >> + rkusb_set_reboot_flag(reboot_flag); > >> + do_reset(NULL, 0, 0, NULL); > >> +} > >> + > >> +static void cb_reboot(struct usb_ep *ep, struct usb_request *req) > >> +{ > >> + struct fsg_bulk_cb_wrap cbw __attribute__((aligned(ARCH_DM > >> A_MINALIGN))); > >> + reboot_flag = 0; > >> + memcpy((char*)&cbw, req->buf, USB_BULK_CB_WRAP_LEN); > >> + reboot_flag = cbw.CDB[1]; > >> + rockusb_func->in_req->complete = compl_do_reset; > >> + rockusb_tx_write_csw(cbw.Tag, cbw.DataTransferLength, > >> CSW_GOOD, > >> + USB_BULK_CS_WRAP_LEN); > >> +} > >> + > >> +static void cb_not_support(struct usb_ep *ep, struct usb_request > >> *req) +{ > >> + struct fsg_bulk_cb_wrap cbw __attribute__((aligned(ARCH_DM > >> A_MINALIGN))); > >> + > >> + 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); +} > >> + > >> +#define RKUSB_STATUS_IDLE 0 > >> +#define RKUSB_STATUS_CMD 1 > >> +#define RKUSB_STATUS_RXDATA 2 > >> +#define RKUSB_STATUS_TXDATA 3 > >> +#define RKUSB_STATUS_CSW 4 > >> +#define RKUSB_STATUS_RXDATA_PREPARE 5 > >> +#define RKUSB_STATUS_TXDATA_PREPARE 6 > >> + > >> +typedef enum { > >> + TEST_UNIT_READY = 0, > >> + READ_FLASH_ID = 0x01, > >> + TEST_BAD_BLOCK = 0x03, > >> + READ_SECTOR = 0x04, > >> + WRITE_SECTOR = 0x05, > >> + ERASE_NORMAL = 0x06, > >> + ERASE_FORCE = 0x0B, > >> + READ_LBA = 0x14, > >> + WRITE_LBA = 0x15, > >> + ERASE_SYSTEMDISK = 0x16, > >> + READ_SDRAM = 0x17, > >> + WRITE_SDRAM = 0x18, > >> + EXECUTE_SDRAM = 0x19, > >> + READ_FLASH_INFO = 0x1A, > >> + READ_CHIP_INFO = 0x1B, > >> + SET_RESET_FLAG = 0x1E, > >> + WRITE_EFUSE = 0x1F, > >> + READ_EFUSE = 0x20, > >> + READ_SPI_FLASH = 0x21, > >> + WRITE_SPI_FLASH = 0x22, > >> + WRITE_NEW_EFUSE = 0x23, > >> + READ_NEW_EFUSE = 0x24, > >> + DEVICE_RESET = 0xFF > >> +} USB_OPERATION_CODE; > >> + > >> +#define K_FW_TEST_UNIT_READY 0x00 > >> +#define K_FW_READ_FLASH_ID 0x01 > >> +#define K_FW_SET_DEVICE_ID 0x02 > >> +#define K_FW_TEST_BAD_BLOCK 0x03 > >> +#define K_FW_READ_10 0x04 > >> +#define K_FW_WRITE_10 0x05 > >> +#define K_FW_ERASE_10 0x06 > >> +#define K_FW_WRITE_SPARE 0x07 > >> +#define K_FW_READ_SPARE 0x08 > >> + > >> +#define K_FW_ERASE_10_FORCE 0x0b > >> +#define K_FW_GET_VERSION 0x0c > >> + > >> +#define K_FW_LBA_READ_10 0x14 > >> +#define K_FW_LBA_WRITE_10 0x15 > >> +#define K_FW_ERASE_SYS_DISK 0x16 > >> +#define K_FW_SDRAM_READ_10 0x17 > >> +#define K_FW_SDRAM_WRITE_10 0x18 > >> +#define K_FW_SDRAM_EXECUTE 0x19 > >> +#define K_FW_READ_FLASH_INFO 0x1A > >> +#define K_FW_GET_CHIP_VER 0x1B > >> +#define K_FW_LOW_FORMAT 0x1C > >> +#define K_FW_SET_RESET_FLAG 0x1E > >> +#define K_FW_SPI_READ_10 0x21 > >> +#define K_FW_SPI_WRITE_10 0x22 > >> + > >> +#define K_FW_SESSION 0X30 > >> +#define K_FW_RESET 0xff > >> + > >> +#define CBW_DIRECTION_OUT 0x00 > >> +#define CBW_DIRECTION_IN 0x80 > >> + > >> +struct cmd_dispatch_info { > >> + int cmd; > >> + void (*cb)(struct usb_ep *ep, struct usb_request *req); > >> +}; > >> + > >> +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_not_support, > >> + }, > >> + { > >> + .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_not_support, > >> + }, > >> + { > >> + .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_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; > >> + struct fsg_bulk_cb_wrap cbw __attribute__((aligned(ARCH_DM > >> A_MINALIGN))); > >> + int i; > >> + char *cmdbuf = req->buf; > >> + > >> + if (req->status != 0 || req->length == 0) > >> + return; > >> + > >> + memcpy((char*)&cbw, req->buf, USB_BULK_CB_WRAP_LEN); > >> + printcbw(req->buf); > >> + > >> + 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) { > >> + error("unknown command: %s", (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 { > >> + error("buffer overflow"); > >> + rockusb_tx_write_str("FAILbuffer > >> overflow"); > >> + } > >> + } > >> + > >> + *cmdbuf = '\0'; > >> + req->actual = 0; > >> + usb_ep_queue(ep, req, 0); > >> +} > >> > > > > > > Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: [email protected] _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
