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- update ch203 family to allow to specify flash and ram size. Introduce

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- add ch32v203_ro_1v0 board
- CFG_EXAMPLE_MSC_DUAL_READONLY to build msc_dual_lun for ch32v203
This commit is contained in:
hathach
2024-05-20 13:24:24 +07:00
parent 5fee292606
commit 4a5fee503b
10 changed files with 106 additions and 79 deletions
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1
examples/device/msc_dual_lun/skip.txt
View File

@@ -1,4 +1,3 @@
mcu:CH32V20X
mcu:SAMD11
mcu:MKL25ZXX
family:espressif

85
examples/device/msc_dual_lun/src/msc_disk_dual.c
View File

@@ -34,9 +34,13 @@
// Some MCU doesn't have enough 8KB SRAM to store the whole disk
// We will use Flash as read-only disk with board that has
// CFG_EXAMPLE_MSC_READONLY defined
#if defined(CFG_EXAMPLE_MSC_READONLY) || defined(CFG_EXAMPLE_MSC_DUAL_READONLY)
#define MSC_CONST const
#else
#define MSC_CONST
#endif
enum
{
enum {
DISK_BLOCK_NUM = 16, // 8KB is the smallest size that windows allow to mount
DISK_BLOCK_SIZE = 512
};
@@ -51,10 +55,7 @@ If you find any bugs or get any questions, feel free to file an\r\n\
issue at github.com/hathach/tinyusb"
#ifdef CFG_EXAMPLE_MSC_READONLY
const
#endif
uint8_t msc_disk0[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
MSC_CONST uint8_t msc_disk0[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
{
//------------- Block0: Boot Sector -------------//
// byte_per_sector = DISK_BLOCK_SIZE; fat12_sector_num_16 = DISK_BLOCK_NUM;
@@ -132,10 +133,7 @@ uint8_t msc_disk0[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
If you find any bugs or get any questions, feel free to file an\r\n\
issue at github.com/hathach/tinyusb"
#ifdef CFG_EXAMPLE_MSC_READONLY
const
#endif
uint8_t msc_disk1[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
MSC_CONST uint8_t msc_disk1[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
{
//------------- Block0: Boot Sector -------------//
// byte_per_sector = DISK_BLOCK_SIZE; fat12_sector_num_16 = DISK_BLOCK_NUM;
@@ -206,15 +204,13 @@ uint8_t msc_disk1[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
};
// Invoked to determine max LUN
uint8_t tud_msc_get_maxlun_cb(void)
{
uint8_t tud_msc_get_maxlun_cb(void) {
return 2; // dual LUN
}
// Invoked when received SCSI_CMD_INQUIRY
// Application fill vendor id, product id and revision with string up to 8, 16, 4 characters respectively
void tud_msc_inquiry_cb(uint8_t lun, uint8_t vendor_id[8], uint8_t product_id[16], uint8_t product_rev[4])
{
void tud_msc_inquiry_cb(uint8_t lun, uint8_t vendor_id[8], uint8_t product_id[16], uint8_t product_rev[4]) {
(void) lun; // use same ID for both LUNs
const char vid[] = "TinyUSB";
@@ -228,8 +224,7 @@ void tud_msc_inquiry_cb(uint8_t lun, uint8_t vendor_id[8], uint8_t product_id[16
// Invoked when received Test Unit Ready command.
// return true allowing host to read/write this LUN e.g SD card inserted
bool tud_msc_test_unit_ready_cb(uint8_t lun)
{
bool tud_msc_test_unit_ready_cb(uint8_t lun) {
if ( lun == 1 && board_button_read() ) return false;
return true; // RAM disk is always ready
@@ -237,8 +232,7 @@ bool tud_msc_test_unit_ready_cb(uint8_t lun)
// Invoked when received SCSI_CMD_READ_CAPACITY_10 and SCSI_CMD_READ_FORMAT_CAPACITY to determine the disk size
// Application update block count and block size
void tud_msc_capacity_cb(uint8_t lun, uint32_t* block_count, uint16_t* block_size)
{
void tud_msc_capacity_cb(uint8_t lun, uint32_t* block_count, uint16_t* block_size) {
(void) lun;
*block_count = DISK_BLOCK_NUM;
@@ -248,18 +242,14 @@ void tud_msc_capacity_cb(uint8_t lun, uint32_t* block_count, uint16_t* block_siz
// Invoked when received Start Stop Unit command
// - Start = 0 : stopped power mode, if load_eject = 1 : unload disk storage
// - Start = 1 : active mode, if load_eject = 1 : load disk storage
bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, bool load_eject)
{
bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, bool load_eject) {
(void) lun;
(void) power_condition;
if ( load_eject )
{
if (start)
{
if (load_eject) {
if (start) {
// load disk storage
}else
{
} else {
// unload disk storage
}
}
@@ -269,10 +259,9 @@ bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, boo
// Callback invoked when received READ10 command.
// Copy disk's data to buffer (up to bufsize) and return number of copied bytes.
int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buffer, uint32_t bufsize)
{
int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buffer, uint32_t bufsize) {
// out of ramdisk
if ( lba >= DISK_BLOCK_NUM ) return -1;
if (lba >= DISK_BLOCK_NUM) return -1;
uint8_t const* addr = (lun ? msc_disk1[lba] : msc_disk0[lba]) + offset;
memcpy(buffer, addr, bufsize);
@@ -280,11 +269,10 @@ int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buff
return (int32_t) bufsize;
}
bool tud_msc_is_writable_cb (uint8_t lun)
{
bool tud_msc_is_writable_cb(uint8_t lun) {
(void) lun;
#ifdef CFG_EXAMPLE_MSC_READONLY
#if defined(CFG_EXAMPLE_MSC_READONLY) || defined(CFG_EXAMPLE_MSC_DUAL_READONLY)
return false;
#else
return true;
@@ -293,16 +281,18 @@ bool tud_msc_is_writable_cb (uint8_t lun)
// Callback invoked when received WRITE10 command.
// Process data in buffer to disk's storage and return number of written bytes
int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t* buffer, uint32_t bufsize)
{
int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t* buffer, uint32_t bufsize) {
// out of ramdisk
if ( lba >= DISK_BLOCK_NUM ) return -1;
if (lba >= DISK_BLOCK_NUM) return -1;
#ifndef CFG_EXAMPLE_MSC_READONLY
#if defined(CFG_EXAMPLE_MSC_READONLY) || defined(CFG_EXAMPLE_MSC_DUAL_READONLY)
(void) lun;
(void) lba;
(void) offset;
(void) buffer;
#else
uint8_t* addr = (lun ? msc_disk1[lba] : msc_disk0[lba]) + offset;
memcpy(addr, buffer, bufsize);
#else
(void) lun; (void) lba; (void) offset; (void) buffer;
#endif
return (int32_t) bufsize;
@@ -311,8 +301,7 @@ int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t*
// Callback invoked when received an SCSI command not in built-in list below
// - READ_CAPACITY10, READ_FORMAT_CAPACITY, INQUIRY, MODE_SENSE6, REQUEST_SENSE
// - READ10 and WRITE10 has their own callbacks
int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer, uint16_t bufsize)
{
int32_t tud_msc_scsi_cb(uint8_t lun, uint8_t const scsi_cmd[16], void* buffer, uint16_t bufsize) {
// read10 & write10 has their own callback and MUST not be handled here
void const* response = NULL;
@@ -321,27 +310,23 @@ int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer,
// most scsi handled is input
bool in_xfer = true;
switch (scsi_cmd[0])
{
switch (scsi_cmd[0]) {
default:
// Set Sense = Invalid Command Operation
tud_msc_set_sense(lun, SCSI_SENSE_ILLEGAL_REQUEST, 0x20, 0x00);
// negative means error -> tinyusb could stall and/or response with failed status
resplen = -1;
break;
break;
}
// return resplen must not larger than bufsize
if ( resplen > bufsize ) resplen = bufsize;
if (resplen > bufsize) resplen = bufsize;
if ( response && (resplen > 0) )
{
if(in_xfer)
{
if (response && (resplen > 0)) {
if (in_xfer) {
memcpy(buffer, response, (size_t) resplen);
}else
{
} else {
// SCSI output
}
}