SummerCart64/sw/bootloader/N64.ld

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[SC64][FW][HW][SW] New version based on LCMXO2 FPGA (#19) * isv support + usb/dd improvements * make room for saves * update offset * fixed debug address * idk * exception * ironed out all broken stuff * cleanup * return epc fix * better * more cleanup * even more cleanup * mooore cleanup * fixed printf * no assert * improved docker build, pyft232 instead of pyserial * fixed displaying long message strings description test * just straight cleanup * smallest cleanup * PAL * cpu buffer * n64 bootloader done * super slow usb storage reading implemented * reduced buffer size * usb gets fast * little cleanup * double buffered reads * removed separate event id * ISV in hardware finally * small exception changes * mac testing * py spacing * fsd write, rtc, isv and reset fixes * fixxx * good stopping point * usb fixed? * pretend we have 128 MB sdram * backup * chmod * test * test done * more tests * user rm * help * final fix * updated component values * nice asset names * cic 64dd support * ddipl enable separation * pre DMA rewrite, created dedicated buffer memory space, simplified code * dma rewrite, needs testing * moved xml * dd basics * timing * 64dd working yet again, isv brought back, dma fixes, usb path rewrite, pc code rewrite * added usb read functionality, general cleanup * changed mem addressing * added fpga flash update access * added mcu update * chmod * little cleanup * update format and stuff * fixes * uninitialized fix * small fixes * update fixes * update stuff done * fpga update tested * build time fix * boot fix * test timing * readme test * test 2 * reports * testseet * final * build test * forgot * button and naming * General cleanup And multiline commit message test * Exception screen UI touch ups * display separation and tests beginning * pc software update * pc software done * timing test * delete launch.json * sw fixes * fixed button hole diameter in shell * small cleanup, rpi testing * shell fillet fix, pc rtc printing * added cfg lock mechanism * moved lock to cfg address space * extended ROM and ISV fixes * preliminary sd card support * little sd card cleanup * sd menu fixes * 5 second limit * reduced shell thickness * basic led act blinking * faster sd menu loading * inst cache invalidate * sd card writing is working * SD card CSD and CID registers * wait for previous command * led error codes * fixed cfg_translate_address use * 64dd from sd card working * 64dd speedup and button handling * delayed address latching cycle - might break other builds, needs testing * bootloader improvements * small fixes * return previous cfg when setting new * cache stuff * unfloader debug protocol support * UNFLoader style debug command line support * requirements.txt * shell groove fillet * reset state inside controller * fixed fast PI read, added PI R/W fifo debug info * PI access prioritize * SD clock stop when RX FIFO is more than half full * flash erase method change * CFG error handling, TLOZ MM debug ISV support * CIC5167 support * general fixes * USB unplugged cable handling * turn off led when changing between error/act modes * rtc 2 bit clock stop support * line endings * Revert "line endings" This reverts commit d0ddfe5ec716d2db7c72561703f51a94bf34e6bb. * PI address debug * readme test * diagram update * diagram background * diagram background * diagram background * updated readme
2022-11-10 11:46:54 +01:00
MEMORY {
framebuffer (rw) : org = 0x8026A000, len = 600k
ram (rwx) : org = 0x80300000, len = 1M
rom (r) : org = 0xB0000000, len = 1028k
}
ENTRY(entry_handler)
__exception_stack_size = 8k;
__stack_size = 16k;
__bootloader_start = ORIGIN(ram);
__bootloader_size = LENGTH(ram);
__bootloader_end = __bootloader_start + __bootloader_size;
[SC64][FW][HW][SW] New version based on LCMXO2 FPGA (#19) * isv support + usb/dd improvements * make room for saves * update offset * fixed debug address * idk * exception * ironed out all broken stuff * cleanup * return epc fix * better * more cleanup * even more cleanup * mooore cleanup * fixed printf * no assert * improved docker build, pyft232 instead of pyserial * fixed displaying long message strings description test * just straight cleanup * smallest cleanup * PAL * cpu buffer * n64 bootloader done * super slow usb storage reading implemented * reduced buffer size * usb gets fast * little cleanup * double buffered reads * removed separate event id * ISV in hardware finally * small exception changes * mac testing * py spacing * fsd write, rtc, isv and reset fixes * fixxx * good stopping point * usb fixed? * pretend we have 128 MB sdram * backup * chmod * test * test done * more tests * user rm * help * final fix * updated component values * nice asset names * cic 64dd support * ddipl enable separation * pre DMA rewrite, created dedicated buffer memory space, simplified code * dma rewrite, needs testing * moved xml * dd basics * timing * 64dd working yet again, isv brought back, dma fixes, usb path rewrite, pc code rewrite * added usb read functionality, general cleanup * changed mem addressing * added fpga flash update access * added mcu update * chmod * little cleanup * update format and stuff * fixes * uninitialized fix * small fixes * update fixes * update stuff done * fpga update tested * build time fix * boot fix * test timing * readme test * test 2 * reports * testseet * final * build test * forgot * button and naming * General cleanup And multiline commit message test * Exception screen UI touch ups * display separation and tests beginning * pc software update * pc software done * timing test * delete launch.json * sw fixes * fixed button hole diameter in shell * small cleanup, rpi testing * shell fillet fix, pc rtc printing * added cfg lock mechanism * moved lock to cfg address space * extended ROM and ISV fixes * preliminary sd card support * little sd card cleanup * sd menu fixes * 5 second limit * reduced shell thickness * basic led act blinking * faster sd menu loading * inst cache invalidate * sd card writing is working * SD card CSD and CID registers * wait for previous command * led error codes * fixed cfg_translate_address use * 64dd from sd card working * 64dd speedup and button handling * delayed address latching cycle - might break other builds, needs testing * bootloader improvements * small fixes * return previous cfg when setting new * cache stuff * unfloader debug protocol support * UNFLoader style debug command line support * requirements.txt * shell groove fillet * reset state inside controller * fixed fast PI read, added PI R/W fifo debug info * PI access prioritize * SD clock stop when RX FIFO is more than half full * flash erase method change * CFG error handling, TLOZ MM debug ISV support * CIC5167 support * general fixes * USB unplugged cable handling * turn off led when changing between error/act modes * rtc 2 bit clock stop support * line endings * Revert "line endings" This reverts commit d0ddfe5ec716d2db7c72561703f51a94bf34e6bb. * PI address debug * readme test * diagram update * diagram background * diagram background * diagram background * updated readme
2022-11-10 11:46:54 +01:00
SECTIONS {
.boot : {
KEEP(*(.text.rom_header));
KEEP(*(.text.ipl3));
} > rom
.framebuffer (NOLOAD) : SUBALIGN(64) {
*(.framebuffer .framebuffer.*)
} > framebuffer
.text : SUBALIGN(4) {
*(.text.entry_handler)
*(.text .text.* .gnu.linkonce.t.*)
*(.assets .assets.*)
*(.rodata .rodata.* .gnu.linkonce.r.*)
*(.data .data.* .gnu.linkonce.d.*)
_gp = . + 0x8000;
*(.sdata .sdata.* .gnu.linkonce.s.*)
*(.lit8 .lit4)
} > ram AT > rom
.bss : {
. = ALIGN(8);
_sbss = .;
*(.sbss .sbss.* .gnu.linkonce.sb.*)
*(.scommon .scommon.*)
*(.bss .bss.* .gnu.linkonce.b.*)
*(COMMON)
. = ALIGN(8);
_ebss = .;
} > ram
_sheap = .;
. = ORIGIN(ram) + LENGTH(ram) - __exception_stack_size - __stack_size;
_eheap = .;
. += __exception_stack_size;
_esp = .;
. += __stack_size;
_sp = .;
/DISCARD/ : {
*(.MIPS.*)
}
}