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esp32-s2_dfu
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This commit is contained in:
hathach 2021-08-12 00:12:15 +07:00
parent 88d4cb402d
commit 4f2999bc04
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GPG Key ID: 2FA891220FBFD581
1 changed files with 48 additions and 48 deletions
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96
src/portable/raspberrypi/rp2040/dcd_rp2040.c
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@ -70,13 +70,13 @@ static struct hw_endpoint *hw_endpoint_get_by_addr(uint8_t ep_addr)
return hw_endpoint_get_by_num(num, dir);
}
static void _hw_endpoint_alloc(struct hw_endpoint *ep)
static void _hw_endpoint_alloc(struct hw_endpoint *ep, uint8_t transfer_type)
{
// size must be multiple of 64
uint16_t size = tu_div_ceil(ep->wMaxPacketSize, 64) * 64u;
// double buffered for Control and Bulk endpoint
if ( ep->transfer_type == TUSB_XFER_CONTROL || ep->transfer_type == TUSB_XFER_BULK)
if ( transfer_type == TUSB_XFER_CONTROL || transfer_type == TUSB_XFER_BULK )
{
size *= 2u;
}
@ -96,7 +96,7 @@ static void _hw_endpoint_alloc(struct hw_endpoint *ep)
ep_dir_string[tu_edpt_dir(ep->ep_addr)]);
// Fill in endpoint control register with buffer offset
uint32_t const reg = EP_CTRL_ENABLE_BITS | (ep->transfer_type << EP_CTRL_BUFFER_TYPE_LSB) | dpram_offset;
uint32_t const reg = EP_CTRL_ENABLE_BITS | (transfer_type << EP_CTRL_BUFFER_TYPE_LSB) | dpram_offset;
*ep->endpoint_control = reg;
}
@ -122,66 +122,66 @@ static void hw_endpoint_close(uint8_t ep_addr)
static void hw_endpoint_init(uint8_t ep_addr, uint16_t wMaxPacketSize, uint8_t transfer_type)
{
struct hw_endpoint *ep = hw_endpoint_get_by_addr(ep_addr);
struct hw_endpoint *ep = hw_endpoint_get_by_addr(ep_addr);
const uint8_t num = tu_edpt_number(ep_addr);
const tusb_dir_t dir = tu_edpt_dir(ep_addr);
const uint8_t num = tu_edpt_number(ep_addr);
const tusb_dir_t dir = tu_edpt_dir(ep_addr);
ep->ep_addr = ep_addr;
ep->ep_addr = ep_addr;
// For device, IN is a tx transfer and OUT is an rx transfer
ep->rx = (dir == TUSB_DIR_OUT);
// For device, IN is a tx transfer and OUT is an rx transfer
ep->rx = (dir == TUSB_DIR_OUT);
// Response to a setup packet on EP0 starts with pid of 1
ep->next_pid = (num == 0 ? 1u : 0u);
// Response to a setup packet on EP0 starts with pid of 1
ep->next_pid = (num == 0 ? 1u : 0u);
ep->wMaxPacketSize = wMaxPacketSize;
ep->transfer_type = transfer_type;
ep->wMaxPacketSize = wMaxPacketSize;
ep->transfer_type = transfer_type;
// Every endpoint has a buffer control register in dpram
if (dir == TUSB_DIR_IN)
// Every endpoint has a buffer control register in dpram
if ( dir == TUSB_DIR_IN )
{
ep->buffer_control = &usb_dpram->ep_buf_ctrl[num].in;
}
else
{
ep->buffer_control = &usb_dpram->ep_buf_ctrl[num].out;
}
// Clear existing buffer control state
*ep->buffer_control = 0;
if ( num == 0 )
{
// EP0 has no endpoint control register because
// the buffer offsets are fixed
ep->endpoint_control = NULL;
// Buffer offset is fixed
ep->hw_data_buf = (uint8_t*) &usb_dpram->ep0_buf_a[0];
}
else
{
// Set the endpoint control register (starts at EP1, hence num-1)
if ( dir == TUSB_DIR_IN )
{
ep->buffer_control = &usb_dpram->ep_buf_ctrl[num].in;
ep->endpoint_control = &usb_dpram->ep_ctrl[num - 1].in;
}
else
{
ep->buffer_control = &usb_dpram->ep_buf_ctrl[num].out;
ep->endpoint_control = &usb_dpram->ep_ctrl[num - 1].out;
}
// Clear existing buffer control state
*ep->buffer_control = 0;
if (num == 0)
// Now if it hasn't already been done
// alloc a buffer and fill in endpoint control register
// TODO device may change configuration (dynamic), should clear and reallocate
if ( !(ep->configured) )
{
// EP0 has no endpoint control register because
// the buffer offsets are fixed
ep->endpoint_control = NULL;
// Buffer offset is fixed
ep->hw_data_buf = (uint8_t*)&usb_dpram->ep0_buf_a[0];
_hw_endpoint_alloc(ep, transfer_type);
}
else
{
// Set the endpoint control register (starts at EP1, hence num-1)
if (dir == TUSB_DIR_IN)
{
ep->endpoint_control = &usb_dpram->ep_ctrl[num-1].in;
}
else
{
ep->endpoint_control = &usb_dpram->ep_ctrl[num-1].out;
}
}
// Now if it hasn't already been done
// alloc a buffer and fill in endpoint control register
// TODO device may change configuration (dynamic), should clear and reallocate
if(!(ep->configured))
{
_hw_endpoint_alloc(ep);
}
}
ep->configured = true;
ep->configured = true;
}
static void hw_endpoint_xfer(uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes)