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cmsis-dap bulk: fix hosted BMP hang

This commit is contained in:
Triss 2021-10-31 16:26:23 +01:00
parent cbe307f1c1
commit e546d75dbd
2 changed files with 40 additions and 31 deletions
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48
src/m_default/_default.c
View File

@ -106,28 +106,35 @@ static void leave_cb(void) {
void dap_do_bulk_stuff(int itf) {
// FIXME: move to a separate file, maybe
static uint8_t rx_buf[DAP_PACKET_SIZE];
static uint8_t tx_buf[DAP_PACKET_SIZE];
static uint32_t rxpos = 0;
/*static*/ uint8_t rx_buf[DAP_PACKET_SIZE];
/*static*/ uint8_t tx_buf[DAP_PACKET_SIZE];
//static uint32_t rxpos = 0;
const uint32_t rxpos=0;
if (tud_vendor_n_mounted(itf) && tud_vendor_n_available(itf)) {
memset(rx_buf, 0, DAP_PACKET_SIZE);
uint32_t avail = tud_vendor_n_read(itf, &rx_buf[rxpos], sizeof rx_buf - rxpos);
uint32_t pos2 = rxpos + avail;
if (pos2) {
if (avail) {
memset(tx_buf, 0, DAP_PACKET_SIZE);
uint32_t res = DAP_ExecuteCommand(&rx_buf[rxpos], tx_buf);
uint16_t respcount = (uint16_t)res,
reqcount = (uint16_t)(res>>16);
//printf("avail=%04lx resp=%04x req=%04x rxpos=%lx\n", avail, respcount, reqcount, rxpos);
if (reqcount < pos2) {
// welp, let's wait
rxpos = 0;//pos2;
if (reqcount > pos2) { // command requires more data than available, so, welp
tx_buf[0] = rx_buf[0]; // something
tx_buf[1] = 0xff;
tud_vendor_n_write(itf, tx_buf, 2);
//rxpos=0;//pos2;
} else {
tud_vendor_n_write(itf, tx_buf, respcount);
//memmove(rx_buf, &rx_buf[rxpos+reqcount], DAP_PACKET_SIZE - reqcount);
rxpos = 0;
//rxpos = 0;
}
//printf("->rxpos=%lx\n", rxpos);
}
}
}
@ -284,18 +291,18 @@ enum {
#define EPNUM_VND_DAP_OUT 0x01
#define EPNUM_VND_DAP_IN 0x81
#define EPNUM_VND_CFG_OUT 0x02
#define EPNUM_VND_CFG_IN 0x82
#define EPNUM_HID_CMSISDAP 0x03
#define EPNUM_CDC_UART_OUT 0x04
#define EPNUM_CDC_UART_IN 0x84
#define EPNUM_CDC_UART_NOTIF 0x85
#define EPNUM_CDC_SERPROG_OUT 0x06
#define EPNUM_CDC_SERPROG_IN 0x86
#define EPNUM_CDC_SERPROG_NOTIF 0x87
#define EPNUM_CDC_STDIO_OUT 0x08
#define EPNUM_CDC_STDIO_IN 0x88
#define EPNUM_CDC_STDIO_NOTIF 0x89
#define EPNUM_VND_CFG_OUT 0x02/*-1*/
#define EPNUM_VND_CFG_IN 0x82/*-1*/
#define EPNUM_HID_CMSISDAP 0x03/*-1*/
#define EPNUM_CDC_UART_OUT 0x04/*-1*/
#define EPNUM_CDC_UART_IN 0x84/*-1*/
#define EPNUM_CDC_UART_NOTIF 0x85/*-1*/
#define EPNUM_CDC_SERPROG_OUT 0x06/*-1*/
#define EPNUM_CDC_SERPROG_IN 0x86/*-1*/
#define EPNUM_CDC_SERPROG_NOTIF 0x87/*-1*/
#define EPNUM_CDC_STDIO_OUT 0x08/*-1*/
#define EPNUM_CDC_STDIO_IN 0x88/*-1*/
#define EPNUM_CDC_STDIO_NOTIF 0x89/*-1*/
// clang-format off
#if CFG_TUD_HID > 0
@ -393,6 +400,7 @@ static void my_hid_set_report_cb(uint8_t instance, uint8_t report_id,
(void)report_id;
(void)report_type;
memset(tx_buffer, 0, CFG_TUD_HID_EP_BUFSIZE);
DAP_ProcessCommand(rx_buffer, tx_buffer);
tud_hid_report(0, tx_buffer, response_size);

23
src/m_isp/_isp.c
View File

@ -192,17 +192,17 @@ enum {
#define EPNUM_VND_DAP_OUT 0x01
#define EPNUM_VND_DAP_IN 0x81
#define EPNUM_VND_CFG_OUT 0x02
#define EPNUM_VND_CFG_IN 0x82
#define EPNUM_HID_CMSISDAP 0x03
#define EPNUM_CDC_UART_OUT 0x04
#define EPNUM_CDC_UART_IN 0x84
#define EPNUM_CDC_UART_NOTIF 0x85
#define EPNUM_VND_MEHFET_OUT 0x06
#define EPNUM_VND_MEHFET_IN 0x86
#define EPNUM_CDC_STDIO_OUT 0x07
#define EPNUM_CDC_STDIO_IN 0x87
#define EPNUM_CDC_STDIO_NOTIF 0x88
#define EPNUM_VND_CFG_OUT 0x02/*-1*/
#define EPNUM_VND_CFG_IN 0x82/*-1*/
#define EPNUM_HID_CMSISDAP 0x03/*-1*/
#define EPNUM_CDC_UART_OUT 0x04/*-1*/
#define EPNUM_CDC_UART_IN 0x84/*-1*/
#define EPNUM_CDC_UART_NOTIF 0x85/*-1*/
#define EPNUM_VND_MEHFET_OUT 0x06/*-1*/
#define EPNUM_VND_MEHFET_IN 0x86/*-1*/
#define EPNUM_CDC_STDIO_OUT 0x07/*-1*/
#define EPNUM_CDC_STDIO_IN 0x87/*-1*/
#define EPNUM_CDC_STDIO_NOTIF 0x88/*-1*/
// clang-format off
#if CFG_TUD_HID > 0
@ -294,6 +294,7 @@ static void my_hid_set_report_cb(uint8_t instance, uint8_t report_id,
(void)report_id;
(void)report_type;
memset(tx_buffer, 0, CFG_TUD_HID_EP_BUFSIZE);
DAP_ProcessCommand(rx_buffer, tx_buffer);
tud_hid_report(0, tx_buffer, response_size);