mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-04-20 05:21:59 -04:00
First working MCF52221 demo.
This commit is contained in:
Richard Barry
parent
094be62ef0
commit
58f3f932ee
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@ -1,133 +0,0 @@
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# Sample Linker Command File for CodeWarrior for ColdFire
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KEEP_SECTION {.vectortable}
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# Memory ranges
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MEMORY {
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vectorram (RWX) : ORIGIN = 0x20000000, LENGTH = 0x00000500
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code (RX) : ORIGIN = 0x20000500, LENGTH = 0x00002B00
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userram (RWX) : ORIGIN = 0x20003000, LENGTH = 0x00001000
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}
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SECTIONS {
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# Heap and Stack sizes definition
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___heap_size = 0x400;
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___stack_size = 0x400;
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# MCF52221 Derivative Memory map definitions from linker command files:
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# __IPSBAR, __RAMBAR, __RAMBAR_SIZE, __FLASHBAR, __FLASHBAR_SIZE linker
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# symbols must be defined in the linker command file.
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# Memory Mapped Registers (IPSBAR= 0x40000000)
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___IPSBAR = 0x40000000;
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# 16 Kbytes Internal SRAM
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___RAMBAR = 0x20000000;
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___RAMBAR_SIZE = 0x00004000;
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# 128 KByte Internal Flash Memory
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___FLASHBAR = 0x00000000;
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___FLASHBAR_SIZE = 0x00020000;
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___SP_AFTER_RESET = ___RAMBAR + ___RAMBAR_SIZE - 4;
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.userram : {} > userram
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.code : {} > code
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.vectorram : {} > vectorram
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.vectors :
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{
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exceptions.c(.vectortable)
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. = ALIGN (0x4);
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} >> code
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.text :
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{
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*(.text)
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. = ALIGN (0x4);
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*(.rodata)
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. = ALIGN (0x4);
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___ROM_AT = .;
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___DATA_ROM = .;
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} >> code
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.data : AT(___ROM_AT)
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{
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___DATA_RAM = .;
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. = ALIGN(0x4);
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*(.exception)
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. = ALIGN(0x4);
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__exception_table_start__ = .;
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EXCEPTION
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__exception_table_end__ = .;
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___sinit__ = .;
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STATICINIT
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__START_DATA = .;
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*(.data)
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. = ALIGN (0x4);
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__END_DATA = .;
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__START_SDATA = .;
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*(.sdata)
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. = ALIGN (0x4);
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__END_SDATA = .;
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___DATA_END = .;
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__SDA_BASE = .;
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. = ALIGN (0x4);
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} >> userram
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.bss :
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{
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___BSS_START = .;
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__START_SBSS = .;
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*(.sbss)
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. = ALIGN (0x4);
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*(SCOMMON)
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__END_SBSS = .;
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__START_BSS = .;
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*(.bss)
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. = ALIGN (0x4);
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*(COMMON)
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__END_BSS = .;
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___BSS_END = .;
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. = ALIGN(0x4);
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} >> userram
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.custom :
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{
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___HEAP_START = .;
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___heap_addr = ___HEAP_START;
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___HEAP_END = ___HEAP_START + ___heap_size;
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___SP_END = ___HEAP_END;
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___SP_INIT = ___SP_END + ___stack_size;
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. = ALIGN (0x4);
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} >> userram
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___VECTOR_RAM = ADDR(.vectorram);
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__SP_INIT = ___SP_INIT;
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_romp_at = ___ROM_AT + SIZEOF(.data);
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.romp : AT(_romp_at)
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{
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__S_romp = _romp_at;
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WRITEW(___ROM_AT);
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WRITEW(ADDR(.data));
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WRITEW(SIZEOF(.data));
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WRITEW(0);
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WRITEW(0);
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WRITEW(0);
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}
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}
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@ -8,14 +8,14 @@ MEMORY {
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vectorrom (RX) : ORIGIN = 0x00000000, LENGTH = 0x00000400
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cfmprotrom (RX) : ORIGIN = 0x00000400, LENGTH = 0x00000020
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code (RX) : ORIGIN = 0x00000500, LENGTH = 0x0001FB00
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userram (RWX) : ORIGIN = 0x20000400, LENGTH = 0x00003C00
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userram (RWX) : ORIGIN = 0x20000000, LENGTH = 0x00003C00
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}
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SECTIONS {
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# Heap and Stack sizes definition
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___heap_size = 0x4;
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___stack_size = 0x200;
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___stack_size = 0x100;
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@ -1,133 +0,0 @@
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# Sample Linker Command File for CodeWarrior for ColdFire
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KEEP_SECTION {.vectortable}
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# Memory ranges
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MEMORY {
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vectorram (RWX) : ORIGIN = 0x20000000, LENGTH = 0x00000500
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code (RX) : ORIGIN = 0x20000500, LENGTH = 0x00002B00
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userram (RWX) : ORIGIN = 0x20003000, LENGTH = 0x00001000
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}
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SECTIONS {
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# Heap and Stack sizes definition
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___heap_size = 0x400;
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___stack_size = 0x400;
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# MCF52221 Derivative Memory map definitions from linker command files:
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# __IPSBAR, __RAMBAR, __RAMBAR_SIZE, __FLASHBAR, __FLASHBAR_SIZE linker
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# symbols must be defined in the linker command file.
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# Memory Mapped Registers (IPSBAR= 0x40000000)
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___IPSBAR = 0x40000000;
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# 16 Kbytes Internal SRAM
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___RAMBAR = 0x20000000;
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___RAMBAR_SIZE = 0x00004000;
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# 128 KByte Internal Flash Memory
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___FLASHBAR = 0x00000000;
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___FLASHBAR_SIZE = 0x00020000;
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___SP_AFTER_RESET = ___RAMBAR + ___RAMBAR_SIZE - 4;
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.userram : {} > userram
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.code : {} > code
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.vectorram : {} > vectorram
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.vectors :
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{
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exceptions.c(.vectortable)
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. = ALIGN (0x4);
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} >> code
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.text :
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{
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*(.text)
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. = ALIGN (0x4);
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*(.rodata)
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. = ALIGN (0x4);
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___ROM_AT = .;
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___DATA_ROM = .;
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} >> code
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.data : AT(___ROM_AT)
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{
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___DATA_RAM = .;
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. = ALIGN(0x4);
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*(.exception)
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. = ALIGN(0x4);
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__exception_table_start__ = .;
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EXCEPTION
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__exception_table_end__ = .;
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___sinit__ = .;
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STATICINIT
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__START_DATA = .;
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*(.data)
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. = ALIGN (0x4);
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__END_DATA = .;
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__START_SDATA = .;
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*(.sdata)
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. = ALIGN (0x4);
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__END_SDATA = .;
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___DATA_END = .;
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__SDA_BASE = .;
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. = ALIGN (0x4);
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} >> userram
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.bss :
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{
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___BSS_START = .;
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__START_SBSS = .;
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*(.sbss)
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. = ALIGN (0x4);
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*(SCOMMON)
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__END_SBSS = .;
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__START_BSS = .;
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*(.bss)
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. = ALIGN (0x4);
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*(COMMON)
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__END_BSS = .;
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___BSS_END = .;
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. = ALIGN(0x4);
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} >> userram
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.custom :
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{
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___HEAP_START = .;
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___heap_addr = ___HEAP_START;
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___HEAP_END = ___HEAP_START + ___heap_size;
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___SP_END = ___HEAP_END;
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___SP_INIT = ___SP_END + ___stack_size;
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. = ALIGN (0x4);
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} >> userram
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___VECTOR_RAM = ADDR(.vectorram);
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__SP_INIT = ___SP_INIT;
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_romp_at = ___ROM_AT + SIZEOF(.data);
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.romp : AT(_romp_at)
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{
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__S_romp = _romp_at;
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WRITEW(___ROM_AT);
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WRITEW(ADDR(.data));
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WRITEW(SIZEOF(.data));
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WRITEW(0);
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WRITEW(0);
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WRITEW(0);
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}
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}
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@ -65,17 +65,17 @@
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*----------------------------------------------------------*/
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#define configUSE_PREEMPTION 1
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#define configUSE_IDLE_HOOK 0
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#define configUSE_IDLE_HOOK 1
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#define configUSE_TICK_HOOK 0
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#define configCPU_CLOCK_HZ ( ( unsigned portLONG ) 80000000 )
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#define configTICK_RATE_HZ ( ( portTickType ) 100 )
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#define configMINIMAL_STACK_SIZE ( ( unsigned portSHORT ) 160 )
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#define configTOTAL_HEAP_SIZE ( ( size_t ) ( 10 * 1024 ) ) /* The heap size is worked out from the linker script, so this constant is not used. */
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#define configMINIMAL_STACK_SIZE ( ( unsigned portSHORT ) 140 )
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#define configTOTAL_HEAP_SIZE ( ( size_t ) ( 14 * 1024 ) )
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#define configMAX_TASK_NAME_LEN ( 12 )
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#define configUSE_TRACE_FACILITY 1
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#define configUSE_16_BIT_TICKS 0
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#define configIDLE_SHOULD_YIELD 0
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#define configUSE_CO_ROUTINES 0
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#define configUSE_CO_ROUTINES 1
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#define configUSE_MUTEXES 1
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#define configCHECK_FOR_STACK_OVERFLOW 2
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#define configUSE_RECURSIVE_MUTEXES 1
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@ -51,7 +51,6 @@
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#include "task.h"
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__declspec(interrupt:0) void vPIT0InterruptHandler( void );
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extern unsigned portLONG __VECTOR_RAM[];
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/* Constants used to configure the interrupts. */
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#define portPRESCALE_VALUE 64
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@ -62,7 +61,7 @@ extern unsigned portLONG __VECTOR_RAM[];
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/*
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* FreeRTOS.org requires two interrupts - a tick interrupt generated from a
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* timer source, and a spare interrupt vector used for context switching.
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* The configuration below uses PIT0 for the former, and vector 63 for the
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* The configuration below uses PIT0 for the former, and vector 16 for the
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* latter. **IF YOUR APPLICATION HAS BOTH OF THESE INTERRUPTS FREE THEN YOU DO
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* NOT NEED TO CHANGE ANY OF THIS CODE** - otherwise instructions are provided
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* here for using alternative interrupt sources.
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@ -92,7 +91,7 @@ extern unsigned portLONG __VECTOR_RAM[];
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*
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* 3) Change the name of the function __cs3_isr_interrupt_127() within portasm.S
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* to be correct for whichever vector number is being used. By default interrupt
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* controller 0 number 63 is used, which corresponds to vector number 127.
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* controller 0 number 16 is used, which corresponds to vector number 127.
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*/
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void vApplicationSetupInterrupts( void )
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{
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@ -81,7 +81,7 @@
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/* Demo app includes. */
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#include "BlockQ.h"
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#include "death.h"
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#include "flash.h"
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#include "crflash.h"
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#include "partest.h"
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#include "semtest.h"
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#include "PollQ.h"
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@ -117,6 +117,9 @@ error have been detected. */
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#define mainGEN_QUEUE_TASK_PRIORITY ( tskIDLE_PRIORITY )
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#define mainWEB_TASK_PRIORITY ( tskIDLE_PRIORITY + 2 )
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/* Co-routines are used to flash the LEDs. */
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#define mainNUM_FLASH_CO_ROUTINES ( 3 )
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/*
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* Configure the hardware for the demo.
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*/
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@ -128,12 +131,6 @@ static void prvSetupHardware( void );
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*/
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static void prvCheckTask( void *pvParameters );
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/*
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* Implement the 'Reg test' functionality as described at the top of this file.
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*/
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static void vRegTest1Task( void *pvParameters );
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static void vRegTest2Task( void *pvParameters );
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/*-----------------------------------------------------------*/
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/* Counters used to detect errors within the reg test tasks. */
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@ -147,26 +144,17 @@ int main( void )
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prvSetupHardware();
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/* Start the standard demo tasks. */
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vStartLEDFlashTasks( tskIDLE_PRIORITY );
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vStartSemaphoreTasks( mainSEM_TEST_PRIORITY );
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vStartPolledQueueTasks( mainQUEUE_POLL_PRIORITY );
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vStartGenericQueueTasks( mainGEN_QUEUE_TASK_PRIORITY );
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vStartQueuePeekTasks();
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vStartRecursiveMutexTasks();
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vStartBlockingQueueTasks( mainBLOCK_Q_PRIORITY );
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/* Start the reg test tasks - defined in this file. */
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xTaskCreate( vRegTest1Task, ( signed portCHAR * ) "Reg1", configMINIMAL_STACK_SIZE, ( void * ) &ulRegTest1Counter, tskIDLE_PRIORITY, NULL );
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xTaskCreate( vRegTest2Task, ( signed portCHAR * ) "Reg2", configMINIMAL_STACK_SIZE, ( void * ) &ulRegTest2Counter, tskIDLE_PRIORITY, NULL );
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/* For demo purposes use some co-routines to flash the LEDs. */
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vStartFlashCoRoutines( mainNUM_FLASH_CO_ROUTINES );
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/* Create the check task. */
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xTaskCreate( prvCheckTask, ( signed portCHAR * ) "Check", configMINIMAL_STACK_SIZE, NULL, mainCHECK_TASK_PRIORITY, NULL );
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/* The suicide tasks must be created last as they need to know how many
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tasks were running prior to their creation in order to ascertain whether
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or not the correct/expected number of tasks are running at any given time. */
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vCreateSuicidalTasks( mainCREATOR_TASK_PRIORITY );
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/* Start the scheduler. */
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vTaskStartScheduler();
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@ -215,36 +203,8 @@ portTickType xLastExecutionTime;
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ulError |= 0x20UL;
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}
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if( xArePollingQueuesStillRunning() != pdTRUE )
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{
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ulError |= 0x40UL;
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}
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if( xIsCreateTaskStillRunning() != pdTRUE )
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{
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ulError |= 0x80UL;
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}
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if( xAreRecursiveMutexTasksStillRunning() != pdTRUE )
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{
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ulError |= 0x200UL;
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}
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if( ulLastRegTest1Count == ulRegTest1Counter )
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{
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ulError |= 0x1000UL;
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}
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if( ulLastRegTest2Count == ulRegTest2Counter )
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{
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ulError |= 0x1000UL;
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}
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ulLastRegTest1Count = ulRegTest1Counter;
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ulLastRegTest2Count = ulRegTest2Counter;
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/* If an error has been found then increase our cycle rate, and in so
|
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going increase the rate at which the check task LED toggles. */
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doing increase the rate at which the check task LED toggles. */
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if( ulError != 0 )
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{
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ulTicksToWait = mainERROR_PERIOD;
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|
|
@ -281,169 +241,19 @@ void vApplicationStackOverflowHook( xTaskHandle *pxTask, signed portCHAR *pcTask
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}
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/*-----------------------------------------------------------*/
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static void vRegTest1Task( void *pvParameters )
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void vApplicationIdleHook( void );
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void vApplicationIdleHook( void )
|
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{
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/* Sanity check - did we receive the parameter expected? */
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if( pvParameters != &ulRegTest1Counter )
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{
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/* Change here so the check task can detect that an error occurred. */
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for( ;; )
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{
|
||||
}
|
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}
|
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|
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/* Set all the registers to known values, then check that each retains its
|
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expected value - as described at the top of this file. If an error is
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found then the loop counter will no longer be incremented allowing the check
|
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task to recognise the error. */
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asm volatile ( "reg_test_1_start: \n\t"
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" moveq #1, d0 \n\t"
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" moveq #2, d1 \n\t"
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" moveq #3, d2 \n\t"
|
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" moveq #4, d3 \n\t"
|
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" moveq #5, d4 \n\t"
|
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" moveq #6, d5 \n\t"
|
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" moveq #7, d6 \n\t"
|
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" moveq #8, d7 \n\t"
|
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" move #9, a0 \n\t"
|
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" move #10, a1 \n\t"
|
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" move #11, a2 \n\t"
|
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" move #12, a3 \n\t"
|
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" move #13, a4 \n\t"
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" move #14, a5 \n\t"
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" move #15, a6 \n\t"
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" \n\t"
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" cmpi.l #1, d0 \n\t"
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" bne reg_test_1_error \n\t"
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" cmpi.l #2, d1 \n\t"
|
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" bne reg_test_1_error \n\t"
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" cmpi.l #3, d2 \n\t"
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||||
" bne reg_test_1_error \n\t"
|
||||
" cmpi.l #4, d3 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" cmpi.l #5, d4 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" cmpi.l #6, d5 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" cmpi.l #7, d6 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" cmpi.l #8, d7 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" move a0, d0 \n\t"
|
||||
" cmpi.l #9, d0 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" move a1, d0 \n\t"
|
||||
" cmpi.l #10, d0 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" move a2, d0 \n\t"
|
||||
" cmpi.l #11, d0 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" move a3, d0 \n\t"
|
||||
" cmpi.l #12, d0 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" move a4, d0 \n\t"
|
||||
" cmpi.l #13, d0 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" move a5, d0 \n\t"
|
||||
" cmpi.l #14, d0 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" move a6, d0 \n\t"
|
||||
" cmpi.l #15, d0 \n\t"
|
||||
" bne reg_test_1_error \n\t"
|
||||
" move ulRegTest1Counter, d0 \n\t"
|
||||
" addq #1, d0 \n\t"
|
||||
" move d0, ulRegTest1Counter \n\t"
|
||||
" bra reg_test_1_start \n\t"
|
||||
"reg_test_1_error: \n\t"
|
||||
" bra reg_test_1_error \n\t"
|
||||
);
|
||||
/* The co-routines run in the idle task. */
|
||||
vCoRoutineSchedule();
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
static void vRegTest2Task( void *pvParameters )
|
||||
{
|
||||
/* Sanity check - did we receive the parameter expected? */
|
||||
if( pvParameters != &ulRegTest2Counter )
|
||||
{
|
||||
/* Change here so the check task can detect that an error occurred. */
|
||||
for( ;; )
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
/* Set all the registers to known values, then check that each retains its
|
||||
expected value - as described at the top of this file. If an error is
|
||||
found then the loop counter will no longer be incremented allowing the check
|
||||
task to recognise the error. */
|
||||
asm volatile ( "reg_test_2_start: \n\t"
|
||||
" moveq #10, d0 \n\t"
|
||||
" moveq #20, d1 \n\t"
|
||||
" moveq #30, d2 \n\t"
|
||||
" moveq #40, d3 \n\t"
|
||||
" moveq #50, d4 \n\t"
|
||||
" moveq #60, d5 \n\t"
|
||||
" moveq #70, d6 \n\t"
|
||||
" moveq #80, d7 \n\t"
|
||||
" move #90, a0 \n\t"
|
||||
" move #100, a1 \n\t"
|
||||
" move #110, a2 \n\t"
|
||||
" move #120, a3 \n\t"
|
||||
" move #130, a4 \n\t"
|
||||
" move #140, a5 \n\t"
|
||||
" move #150, a6 \n\t"
|
||||
" \n\t"
|
||||
" cmpi.l #10, d0 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" cmpi.l #20, d1 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" cmpi.l #30, d2 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" cmpi.l #40, d3 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" cmpi.l #50, d4 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" cmpi.l #60, d5 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" cmpi.l #70, d6 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" cmpi.l #80, d7 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" move a0, d0 \n\t"
|
||||
" cmpi.l #90, d0 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" move a1, d0 \n\t"
|
||||
" cmpi.l #100, d0 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" move a2, d0 \n\t"
|
||||
" cmpi.l #110, d0 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" move a3, d0 \n\t"
|
||||
" cmpi.l #120, d0 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" move a4, d0 \n\t"
|
||||
" cmpi.l #130, d0 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" move a5, d0 \n\t"
|
||||
" cmpi.l #140, d0 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" move a6, d0 \n\t"
|
||||
" cmpi.l #150, d0 \n\t"
|
||||
" bne reg_test_2_error \n\t"
|
||||
" move ulRegTest1Counter, d0 \n\t"
|
||||
" addq #1, d0 \n\t"
|
||||
" move d0, ulRegTest2Counter \n\t"
|
||||
" bra reg_test_2_start \n\t"
|
||||
"reg_test_2_error: \n\t"
|
||||
" bra reg_test_2_error \n\t"
|
||||
);
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* To keep the linker happy. */
|
||||
void exit( int n )
|
||||
{
|
||||
/* To keep the linker happy only as the libraries have been removed from
|
||||
the build. */
|
||||
( void ) n;
|
||||
for( ;; ) {}
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue