c9c5bb9314
Updates to get a version of the kernel that can be stored in flash. The data segment is in the first 64KB and may need to be moved. Also, there is some glitching with the line editing routines.
50 lines
1.4 KiB
Batchfile
50 lines
1.4 KiB
Batchfile
BINFILE_START = 0x00000000;
|
|
FLASH_START = 0xFFC00000;
|
|
VECTOR_START = 0x00000000;
|
|
STORE_START = 0x003D0000;
|
|
KERNEL_START = 0xFFC10000;
|
|
|
|
STACK_LEN = 0x400;
|
|
VECTOR_LEN = 0x1000;
|
|
STORE_LEN = 0x00030000;
|
|
KERNEL_LEN = 0x00040000;
|
|
FLASH_LEN = 0x00200000;
|
|
PAGE_SIZE = 0x00010000;
|
|
|
|
MEMORY
|
|
{
|
|
binpage0: org = BINFILE_START, len = VECTOR_LEN
|
|
binpage1: org = BINFILE_START + VECTOR_LEN, len = PAGE_SIZE - VECTOR_LEN
|
|
binpages: org = BINFILE_START + PAGE_SIZE, len = FLASH_LEN - PAGE_SIZE
|
|
vectors : org = VECTOR_START, len = VECTOR_LEN
|
|
lowram : org = VECTOR_START + VECTOR_LEN, len = PAGE_SIZE - VECTOR_LEN
|
|
kernel: org = KERNEL_START, len = KERNEL_LEN
|
|
storage: org = STORE_START, len = STORE_LEN
|
|
}
|
|
|
|
SECTIONS
|
|
{
|
|
vectors : { *(VECTORS) } >vectors AT>binpage0
|
|
data ALIGN(0x02) : { *(DATA) } >lowram AT>binpage1
|
|
bss (NOLOAD) : { *(BSS) } >storage
|
|
text ALIGN(0x02) : { *(CODE) } >kernel AT>binpages
|
|
.dtors ALIGN(0x02) : { *(.dtors) } >kernel AT>binpages
|
|
.ctors ALIGN(0x02) : { *(.ctors) } >kernel AT>binpages
|
|
|
|
|
|
___heap = ADDR(bss) + SIZEOF(bss);
|
|
___heapend = STORE_START + STORE_LEN - STACK_LEN;
|
|
|
|
___BSSSTART = ADDR(bss);
|
|
___BSSSIZE = SIZEOF(bss);
|
|
|
|
___USER_STACK = 0x00010000;
|
|
___STACK = STORE_START + STORE_LEN;
|
|
|
|
___kernel_vma_start = ADDR(text);
|
|
___kernel_lma_start = LOADADDR(text);
|
|
___kernel_lma_end = ___kernel_lma_start + SIZEOF(text);
|
|
|
|
___memory_start = STORE_START;
|
|
}
|