Hi Lukasz This is my V1 patch. let me know if you have some comment.
2017-03-20 16:37 GMT+08:00 Lukasz Majewski <lu...@denx.de>: > Hi Eddie, > >> 2017-03-16 15:05 GMT+08:00 Kever Yang <kever.y...@rock-chips.com>: >> >> > 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 <eddie.cai.li...@gmail.com> >> >> --- >> >> 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 <eddie.cai.li...@gmail.com> >> >> + * >> >> + * 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: w...@denx.de _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
