semihost server example program
Dependencies: SWD mbed USBLocalFileSystem BaseDAP USBDAP
LPCXpresso LPC11U68 | LPCXpresso LPC1549 | FRDM-KL46Z | EA LPC4088 QSB app-board | LPC1768 app-board | LPC810 | LPC1114FN28 | |
---|---|---|---|---|---|---|---|
server | server | server | server | server | client | client | |
SWDIO | D12 | D12 | D12 | p25 | p21 | p4(P0_2) | p12 |
SWCLK | D10 | D10 | D10 | p26 | p22 | p3(P0_3) | p3 |
nRESET *option | D6 | D6 | D6 | p34 | p30 | p1(P0_5) | p23 |
GND | GND | GND | GND | p1 | p1 | p7 | p22 |
3.3V | P3V3 | P3V3 | P3V3 | p44 | p40 | p6 | p21 |
flash write | SW2(P0_1) | SW3(P1_9) | SW1 | p14 joystick center | p14 joystick center |
client example:
Import programlpc810-semihost_helloworld
semihost client example program
Semihost.h
- Committer:
- va009039
- Date:
- 2014-06-22
- Revision:
- 18:5ed1759e863b
- Parent:
- 17:4e1205ce031f
File content as of revision 18:5ed1759e863b:
// Semihost.h 2014/5/3 #pragma once #include "Target2.h" #include "USBLocalFileSystem.h" #include "mydebug.h" /** Semihosting */ class Semihost { public: Semihost(Target2* target, Serial* usbpc, USBLocalFileSystem* usb); void mount(const char* dirpath); int poll(); enum Reason { SYS_NONE = 0, SYS_EXIT = 0x18, }; int readable(); int getc(); private: int exec(uint32_t reason, uint32_t arg); int sys_open(uint32_t arg); // 0x01 int sys_close(uint32_t arg); // 0x02 int sys_writec(uint32_t arg); // 0x03 int sys_write0(uint32_t arg); // 0x04 int sys_write(uint32_t arg); // 0x05 int sys_read(uint32_t arg); // 0x06 int sys_readc(uint32_t arg); // 0x07 int sys_istty(uint32_t arg); // 0x09 int sys_fseek(uint32_t arg); // 0x0a int sys_ensure(uint32_t arg); // 0x0b int sys_flen(uint32_t arg); // 0x0c int sys_remove(uint32_t arg); // 0x0e int sys_rename(uint32_t arg); // 0x0f int sys_exit(uint32_t arg); // 0x18 int usr_xffind(uint32_t arg); // 0x100 int usr_uid(uint32_t arg); // 0x101 int usr_reset(uint32_t arg); // 0x102 int usr_vbus(uint32_t arg); // 0x103 int usr_powerdown(uint32_t arg); // 0x104 int usr_disabledebug(uint32_t arg);// 0x105 void _build_name(char* buf, int size, uint32_t arg1, uint32_t arg2); template<typename T> void wr(uint32_t addr, T data) { TEST_ASSERT(addr <= 0x10001fff); for(int i = 0; i < sizeof(T); i++) { _target->writeMemory8(addr+i, data); data >>= 8; } } template<typename T> T rd(uint32_t addr) { TEST_ASSERT(addr <= 0x10001fff); T data = 0; for(int i = sizeof(T)-1; i >= 0; i--) { data <<= 8; data |= _target->readMemory8(addr+i); } return data; } protected: Target2* _target; Serial* _pc; USBLocalFileSystem* _usb; char* _dirpath; int _writec_buf; };