#include "common.h"
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#include "common.h"
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#include "support.h"
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#include "support.h"
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#include "flash.h"
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#include "flash.h"
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#include "net.h"
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#include "net.h"
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#include "eth.h"
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#include "uart.h"
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#include "uart.h"
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#include "dosfs.h"
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#include "dosfs.h"
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#include "spr-defs.h"
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#include "spr-defs.h"
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|
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#ifndef MAX_IMAGES
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#ifndef MAX_IMAGES
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#define MAX_IMAGES 20
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#define MAX_IMAGES 20
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#endif
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#endif
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|
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// Put the copyboot program at just before end of memory
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#define COPYBOOT_LOCATION (SDRAM_SIZE - (32*4))
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|
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|
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extern unsigned long fprog_addr;
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extern unsigned long fprog_addr;
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extern char *tftp_filename;
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extern char *tftp_filename;
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|
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static flash_cfg_struct gcfg =
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static flash_cfg_struct gcfg =
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{ BOARD_DEF_IP, BOARD_DEF_MASK, BOARD_DEF_GW, BOARD_DEF_TBOOT_SRVR };
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{ BOARD_DEF_IP, BOARD_DEF_MASK, BOARD_DEF_GW, BOARD_DEF_TBOOT_SRVR };
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|
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// Not booting from flash, so just set these from board.h -- jb
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// Not booting from flash, so just set these from board.h -- jb
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//static flash_cfg_struct __attribute__ ((section(".config"))) gcfg = { BOARD_DEF_IP, BOARD_DEF_MASK, BOARD_DEF_GW, BOARD_DEF_TBOOT_SRVR };
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//static flash_cfg_struct __attribute__ ((section(".config"))) gcfg = { BOARD_DEF_IP, BOARD_DEF_MASK, BOARD_DEF_GW, BOARD_DEF_TBOOT_SRVR };
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//static flash_cfg_struct __attribute__ ((section(".config"))) gcfg = { 0, 0, 0, 0 };
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//static flash_cfg_struct __attribute__ ((section(".config"))) gcfg = { 0, 0, 0, 0 };
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|
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#define FLASH_IMAGES_BASE 0xf0300000
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#define FLASH_IMAGES_BASE 0xf0300000
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|
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#define ALIGN(addr,size) ((addr + (size-1))&(~(size-1)))
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#define ALIGN(addr,size) ((addr + (size-1))&(~(size-1)))
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// If the image buffer is word aligned, then uncomment this, but it was set up
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// If the image buffer is word aligned, then uncomment this, but it was set up
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// so that the tftp images would download quicker
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// so that the tftp images would download quicker
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#define COPY_AND_BOOT_WORD_ALIGNED
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#define COPY_AND_BOOT_WORD_ALIGNED
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#ifdef COPY_AND_BOOT_WORD_ALIGNED
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#ifdef COPY_AND_BOOT_WORD_ALIGNED
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void copy_and_boot(unsigned long src,
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void copy_and_boot(unsigned long src,
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unsigned long dst, unsigned long len, int tx_next)
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unsigned long dst, unsigned long len, int tx_next)
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{
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{
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__asm__ __volatile__(" ;\
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__asm__ __volatile__(" ;\
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l.addi r8,r0,0x1 ;\
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l.addi r8,r0,0x1 ;\
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l.mtspr r0,r8,0x11 ;\
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l.mtspr r0,r8,0x11 ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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2: ;\
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2: ;\
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l.sfgeu r4,r5 ;\
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l.sfgeu r4,r5 ;\
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l.bf 1f ;\
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l.bf 1f ;\
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l.nop ;\
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l.nop ;\
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l.lwz r8,0(r3) ;\
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l.lwz r8,0(r3) ;\
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l.sw 0(r4),r8 ;\
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l.sw 0(r4),r8 ;\
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l.addi r3,r3,4 ;\
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l.addi r3,r3,4 ;\
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l.j 2b ;\
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l.j 2b ;\
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l.addi r4,r4,4 ;\
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l.addi r4,r4,4 ;\
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1: l.sw 0x0(r0),r6 ;\
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1: l.sw 0x0(r0),r6 ;\
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l.ori r8,r0,0x100 ;\
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l.ori r8,r0,0x100 ;\
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l.jr r8 ;\
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l.jr r8 ;\
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l.nop");
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l.nop");
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}
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}
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#else
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#else
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void copy_and_boot(unsigned long src,
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void copy_and_boot(unsigned long src,
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unsigned long dst, unsigned long len, int tx_next)
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unsigned long dst, unsigned long len, int tx_next)
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{
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{
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__asm__ __volatile__(" ;\
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__asm__ __volatile__(" ;\
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l.addi r8,r0,0x1 ;\
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l.addi r8,r0,0x1 ;\
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l.mtspr r0,r8,0x11 ;\
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l.mtspr r0,r8,0x11 ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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l.nop ;\
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2: ;\
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2: ;\
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l.sfgeu r4,r5 ;\
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l.sfgeu r4,r5 ;\
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l.bf 1f ;\
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l.bf 1f ;\
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l.nop ;\
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l.nop ;\
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l.lbz r8,0(r3) ;\
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l.lbz r8,0(r3) ;\
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l.sb 0(r4),r8 ;\
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l.sb 0(r4),r8 ;\
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l.addi r3,r3,1 ;\
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l.addi r3,r3,1 ;\
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l.j 2b ;\
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l.j 2b ;\
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l.addi r4,r4,1 ;\
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l.addi r4,r4,1 ;\
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1: l.sw 0x0(r0),r6 ;\
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1: l.sw 0x0(r0),r6 ;\
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l.ori r8,r0,0x100 ;\
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l.ori r8,r0,0x100 ;\
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l.jr r8 ;\
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l.jr r8 ;\
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l.nop");
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l.nop");
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}
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}
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#endif
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#endif
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/* WARNING: stack and non-const globals should not be used in this function
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/* WARNING: stack and non-const globals should not be used in this function
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-- it may corrupt what have we loaded;
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-- it may corrupt what have we loaded;
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start_addr should be 0xffffffff if only copying should be made
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start_addr should be 0xffffffff if only copying should be made
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no return, when start_addr != 0xffffffff, if successful */
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no return, when start_addr != 0xffffffff, if successful */
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int copy_memory_run(register unsigned long src_addr,
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int copy_memory_run(register unsigned long src_addr,
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register unsigned long dst_addr,
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register unsigned long dst_addr,
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register unsigned long length,
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register unsigned long length,
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register int erase, register unsigned long start_addr)
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register int erase, register unsigned long start_addr)
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{
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{
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#ifdef FLASH_BASE_ADDR
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unsigned long i, flags;
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unsigned long i, flags;
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|
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register char *dst = (char *)dst_addr;
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register char *dst = (char *)dst_addr;
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register const char *src = (const char *)src_addr;
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register const char *src = (const char *)src_addr;
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|
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if (dst_addr >= FLASH_BASE_ADDR) {
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if (dst_addr >= FLASH_BASE_ADDR) {
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if (dst_addr + length >= FLASH_BASE_ADDR + FLASH_SIZE) {
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if (dst_addr + length >= FLASH_BASE_ADDR + FLASH_SIZE) {
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printf("error: region does not fit into flash.\n");
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printf("error: region does not fit into flash.\n");
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return 1;
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return 1;
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}
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}
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#ifndef CFG_IN_FLASH
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#ifndef CFG_IN_FLASH
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fl_program(src_addr, dst_addr, length, erase,
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fl_program(src_addr, dst_addr, length, erase,
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1 /* do verify */ );
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1 /* do verify */ );
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#else
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#else
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/* we must disable interrupts! */
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/* we must disable interrupts! */
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flags = mfspr(SPR_SR);
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flags = mfspr(SPR_SR);
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mtspr(SPR_SR, flags & ~(SPR_SR_TEE | SPR_SR_IEE));
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mtspr(SPR_SR, flags & ~(SPR_SR_TEE | SPR_SR_IEE));
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|
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printf("Unlocking flash... ");
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printf("Unlocking flash... ");
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for (i = 0; i < length; i += FLASH_BLOCK_SIZE)
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for (i = 0; i < length; i += FLASH_BLOCK_SIZE)
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fl_ext_unlock(dst_addr + i);
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fl_ext_unlock(dst_addr + i);
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printf("done\n");
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printf("done\n");
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|
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printf("Erasing flash... ");
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printf("Erasing flash... ");
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for (i = 0; i < length; i += FLASH_BLOCK_SIZE)
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for (i = 0; i < length; i += FLASH_BLOCK_SIZE)
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fl_ext_erase(dst_addr + i);
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fl_ext_erase(dst_addr + i);
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printf("done\n");
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printf("done\n");
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|
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printf("Programing flash:\n\t");
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printf("Programing flash:\n\t");
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for (i = 0; i < length; i += INC_ADDR) {
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for (i = 0; i < length; i += INC_ADDR) {
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if (((i + INC_ADDR) % 1000) == 0)
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if (((i + INC_ADDR) % 1000) == 0)
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printf("#");
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printf("#");
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if ((i % (65 * 1000)) == 0)
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if ((i % (65 * 1000)) == 0)
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printf("\n\t");
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printf("\n\t");
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if (fl_ext_program
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if (fl_ext_program
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(dst_addr + i, reg_read(src_addr + i))) {
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(dst_addr + i, reg_read(src_addr + i))) {
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printf("error programing at 0x%08lx!\n",
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printf("error programing at 0x%08lx!\n",
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dst_addr + i);
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dst_addr + i);
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return 1;
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return 1;
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}
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}
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}
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}
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printf("Verifying flash... ");
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printf("Verifying flash... ");
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for (i = 0; i < length; i += INC_ADDR) {
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for (i = 0; i < length; i += INC_ADDR) {
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if (reg_read(dst_addr + i) != reg_read(src_addr + i)) {
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if (reg_read(dst_addr + i) != reg_read(src_addr + i)) {
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printf("error at %08lx: %08lx != %08lx\n",
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printf("error at %08lx: %08lx != %08lx\n",
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src_addr + i, reg_read(src_addr + i),
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src_addr + i, reg_read(src_addr + i),
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reg_read(dst_addr + i));
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reg_read(dst_addr + i));
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return 1;
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return 1;
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}
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}
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}
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}
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printf("OK!\n");
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printf("OK!\n");
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mtspr(SPR_SR, flags);
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mtspr(SPR_SR, flags);
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#endif
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#endif
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if (start_addr == 0xffffffff)
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if (start_addr == 0xffffffff)
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return 0;
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return 0;
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} else {
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} else {
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while (length--)
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while (length--)
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*dst++ = *src++;
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*dst++ = *src++;
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if (start_addr == 0xffffffff)
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if (start_addr == 0xffffffff)
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return 0;
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return 0;
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}
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}
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/* Run the program */
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/* Run the program */
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((void (*)(void))start_addr) ();
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((void (*)(void))start_addr) ();
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return 0; /* just to satisfy the cc */
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return 0; /* just to satisfy the cc */
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#else
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return -1;
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#endif
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}
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}
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void bf_jump(unsigned long addr)
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void bf_jump(unsigned long addr)
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{
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{
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asm("l.jr r3");
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asm("l.jr r3");
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asm("l.nop 0x0");
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asm("l.nop 0x0");
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}
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}
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int boot_flash_cmd(int argc, char *argv[])
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int boot_flash_cmd(int argc, char *argv[])
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{
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{
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#ifdef FLASH_BASE_ADDR
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unsigned long addr, val, jaddr;
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unsigned long addr, val, jaddr;
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addr = 17;
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addr = 17;
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val = 0;
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val = 0;
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/* clear SR */
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/* clear SR */
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|
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asm("l.mtspr %0,%1,0": :"r"(addr), "r"(val));
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asm("l.mtspr %0,%1,0": :"r"(addr), "r"(val));
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/* jump */
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/* jump */
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if (argc == 0)
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if (argc == 0)
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bf_jump(FLASH_BASE_ADDR + 0x100);
|
bf_jump(FLASH_BASE_ADDR + 0x100);
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else {
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else {
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jaddr = strtoul(argv[0], 0, 0);
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jaddr = strtoul(argv[0], 0, 0);
|
bf_jump(jaddr);
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bf_jump(jaddr);
|
}
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}
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|
#endif
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return 0;
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return 0;
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}
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}
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|
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void init_load(void)
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void init_load(void)
|
{
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{
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#if 0 // JB - removing flash stuff
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# ifdef CFG_IN_FLASH
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copy_memory_run((unsigned long)&fl_word_program,
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(unsigned long)&fprog_addr, 95, 0, 0xffffffff);
|
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copy_memory_run((unsigned long)&fl_block_erase,
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(unsigned long)&fprog_addr + 96, 119, 0, 0xffffffff);
|
|
copy_memory_run((unsigned long)&fl_unlock_one_block,
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|
(unsigned long)&fprog_addr + 96 + 120, 115, 0,
|
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0xffffffff);
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|
|
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fl_ext_program = (t_fl_ext_program) & fprog_addr;
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fl_ext_erase = (t_fl_erase) & fprog_addr + 96;
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fl_ext_unlock = (t_fl_erase) & fprog_addr + 96 + 120;
|
|
|
|
# if 0
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printf("fl_word_program(): 0x%x\tfl_ext_program(): 0x%x\n",
|
|
&fl_word_program, fl_ext_program);
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|
printf("fl_block_erase: 0x%x\tfl_ext_erase(): 0x%x\n",
|
|
&fl_block_erase, fl_ext_erase);
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|
printf("fl_unlock_one_block(): 0x%x\tfl_ext_unlock(): 0x%x\n",
|
|
&fl_unlock_one_block, fl_ext_unlock);
|
|
# endif
|
|
|
|
# else /* not CFG_IN_FLASH */
|
|
fl_ext_program = (t_fl_ext_program) & fl_word_program;
|
|
fl_ext_erase = (t_fl_erase) & fl_block_erase;
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|
fl_ext_unlock = (t_fl_erase) & fl_unlock_one_block;
|
|
# endif /* CFG_IN_FLASH */
|
|
#endif
|
|
|
|
/*
|
|
global.ip = gcfg.eth_ip;
|
|
global.gw_ip = gcfg.eth_gw;
|
|
global.mask = gcfg.eth_mask;
|
|
global.srv_ip = gcfg.tftp_srv_ip;
|
|
global.src_addr = 0x100000;
|
|
tftp_filename = "boot.img";
|
|
*/
|
|
|
|
global.ip = BOARD_DEF_IP;
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global.ip = BOARD_DEF_IP;
|
global.gw_ip = BOARD_DEF_GW;
|
global.gw_ip = BOARD_DEF_GW;
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global.mask = BOARD_DEF_MASK;
|
global.mask = BOARD_DEF_MASK;
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global.srv_ip = BOARD_DEF_TBOOT_SRVR;
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global.srv_ip = BOARD_DEF_TBOOT_SRVR;
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global.src_addr = BOARD_DEF_LOAD_SPACE;
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global.src_addr = ((ETH_BUF_SPACE + ETH_DATA_BASE) + 8) & ~0x3;
|
tftp_filename = BOARD_DEF_IMAGE_NAME;
|
tftp_filename = BOARD_DEF_IMAGE_NAME;
|
|
|
/*memcpy(tftp_filename, gcfg.tftp_filename, strlen(gcfg.tftp_filename));
|
|
tftp_filename[strlen(gcfg.tftp_filename)] = '\0'; */
|
|
}
|
}
|
|
|
int tftp_cmd(int argc, char *argv[])
|
int tftp_cmd(int argc, char *argv[])
|
{
|
{
|
switch (argc) {
|
switch (argc) {
|
case 0:
|
case 0:
|
tftp_filename = "boot.img";
|
tftp_filename = "boot.img";
|
break;
|
break;
|
case 3:
|
case 3:
|
global.src_addr = strtoul(argv[2], 0, 0);
|
global.src_addr = strtoul(argv[2], 0, 0);
|
case 2:
|
case 2:
|
global.srv_ip = parse_ip(argv[1]);
|
global.srv_ip = parse_ip(argv[1]);
|
case 1:
|
case 1:
|
tftp_filename = &argv[0][0];
|
tftp_filename = &argv[0][0];
|
break;
|
break;
|
}
|
}
|
|
|
NetLoop(TFTP); // TFTP is enumerated value in net.h
|
NetLoop(TFTP); // TFTP is enumerated value in net.h
|
|
|
return 0;
|
return 0;
|
}
|
}
|
|
|
int tftp_conf_cmd(int argc, char *argv[])
|
int tftp_conf_cmd(int argc, char *argv[])
|
{
|
{
|
switch (argc) {
|
switch (argc) {
|
case 0:
|
case 0:
|
printf("Image filename: %s", tftp_filename);
|
printf("Image filename: %s", tftp_filename);
|
printf("\nSrc addr: 0x%lx", global.src_addr);
|
printf("\nSrc addr: 0x%lx", global.src_addr);
|
printf("\nServer IP: %s", inet_ntoa(global.srv_ip));
|
printf("\nServer IP: %s", inet_ntoa(global.srv_ip));
|
return 0;
|
return 0;
|
case 3:
|
case 3:
|
global.src_addr = strtoul(argv[2], 0, 0);
|
global.src_addr = strtoul(argv[2], 0, 0);
|
global.srv_ip = inet_aton(argv[1]);
|
global.srv_ip = inet_aton(argv[1]);
|
tftp_filename = argv[0];
|
tftp_filename = argv[0];
|
tftp_filename[strlen(argv[0])] = '\0';
|
tftp_filename[strlen(argv[0])] = '\0';
|
break;
|
break;
|
case 2:
|
case 2:
|
global.srv_ip = inet_aton(argv[1]);
|
global.srv_ip = inet_aton(argv[1]);
|
tftp_filename = argv[0];
|
tftp_filename = argv[0];
|
break;
|
break;
|
case 1:
|
case 1:
|
tftp_filename = argv[0];
|
tftp_filename = argv[0];
|
break;
|
break;
|
}
|
}
|
return 0;
|
return 0;
|
}
|
}
|
|
|
void save_global_cfg(flash_cfg_struct cfg)
|
void save_global_cfg(flash_cfg_struct cfg)
|
{
|
{
|
|
#ifdef FLASH_BASE_ADDR
|
unsigned long dst = (unsigned long)&gcfg, src = (unsigned long)&cfg;
|
unsigned long dst = (unsigned long)&gcfg, src = (unsigned long)&cfg;
|
unsigned long i, end, flags;
|
unsigned long i, end, flags;
|
|
|
end = (unsigned long)&cfg + sizeof(flash_cfg_struct);
|
end = (unsigned long)&cfg + sizeof(flash_cfg_struct);
|
|
|
printf("Saving global cfg from 0x%lx (end: 0x%lx) to 0x%lx...", src,
|
printf("Saving global cfg from 0x%lx (end: 0x%lx) to 0x%lx...", src,
|
end, dst);
|
end, dst);
|
|
|
/* we must disable interrupts! */
|
/* we must disable interrupts! */
|
flags = mfspr(SPR_SR);
|
flags = mfspr(SPR_SR);
|
mtspr(SPR_SR, flags & ~(SPR_SR_TEE | SPR_SR_IEE));
|
mtspr(SPR_SR, flags & ~(SPR_SR_TEE | SPR_SR_IEE));
|
/* printf("Unlocking... "); */
|
/* printf("Unlocking... "); */
|
for (i = 0; (src + i <= end); i += FLASH_BLOCK_SIZE) {
|
for (i = 0; (src + i <= end); i += FLASH_BLOCK_SIZE) {
|
fl_ext_unlock(dst + i);
|
fl_ext_unlock(dst + i);
|
}
|
}
|
/* printf("done\n"); */
|
/* printf("done\n"); */
|
/* printf("Erasing... "); */
|
/* printf("Erasing... "); */
|
for (i = 0; (src + i <= end); i += FLASH_BLOCK_SIZE)
|
for (i = 0; (src + i <= end); i += FLASH_BLOCK_SIZE)
|
fl_ext_erase(dst);
|
fl_ext_erase(dst);
|
/* printf("done\n"); */
|
/* printf("done\n"); */
|
/* printf("Programing... "); */
|
/* printf("Programing... "); */
|
for (i = 0; (src + i <= end); i += INC_ADDR) {
|
for (i = 0; (src + i <= end); i += INC_ADDR) {
|
if (fl_ext_program(dst + i, reg_read(src + i))) {
|
if (fl_ext_program(dst + i, reg_read(src + i))) {
|
printf("Error ocurred while saving.\n");
|
printf("Error ocurred while saving.\n");
|
return;
|
return;
|
}
|
}
|
}
|
}
|
printf("done\n");
|
printf("done\n");
|
|
|
/* and than enable it back */
|
/* and than enable it back */
|
mtspr(SPR_SR, flags);
|
mtspr(SPR_SR, flags);
|
|
#endif
|
return;
|
return;
|
}
|
}
|
|
|
int save_conf_cmd(int argc, char *argv[])
|
int save_conf_cmd(int argc, char *argv[])
|
{
|
{
|
flash_cfg_struct newCfg;
|
flash_cfg_struct newCfg;
|
|
|
newCfg = gcfg;
|
newCfg = gcfg;
|
|
|
newCfg.eth_ip = global.ip;
|
newCfg.eth_ip = global.ip;
|
newCfg.eth_mask = global.mask;
|
newCfg.eth_mask = global.mask;
|
newCfg.eth_gw = global.gw_ip;
|
newCfg.eth_gw = global.gw_ip;
|
newCfg.tftp_srv_ip = global.srv_ip;
|
newCfg.tftp_srv_ip = global.srv_ip;
|
/* memcpy(newCfg.tftp_filename, tftp_filename, strlen(tftp_filename)); */
|
/* memcpy(newCfg.tftp_filename, tftp_filename, strlen(tftp_filename)); */
|
|
|
save_global_cfg(newCfg);
|
save_global_cfg(newCfg);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
int copy_cmd(int argc, char *argv[])
|
int copy_cmd(int argc, char *argv[])
|
{
|
{
|
switch (argc) {
|
switch (argc) {
|
case 3:
|
case 3:
|
global.src_addr = strtoul(argv[2], 0, 0);
|
global.src_addr = strtoul(argv[2], 0, 0);
|
case 2:
|
case 2:
|
global.length = strtoul(argv[2], 0, 0);
|
global.length = strtoul(argv[2], 0, 0);
|
case 1:
|
case 1:
|
global.src_addr = strtoul(argv[2], 0, 0);
|
global.src_addr = strtoul(argv[2], 0, 0);
|
case 0:
|
case 0:
|
return copy_memory_run(global.src_addr, global.dst_addr,
|
return copy_memory_run(global.src_addr, global.dst_addr,
|
global.length, global.erase_method,
|
global.length, global.erase_method,
|
0xffffffff);
|
0xffffffff);
|
}
|
}
|
return -1;
|
return -1;
|
}
|
}
|
|
|
void images_info(void)
|
void images_info(void)
|
{
|
{
|
int i;
|
int i;
|
printf("Number of images: 0x%lx\n", gcfg.img_number);
|
printf("Number of images: 0x%lx\n", gcfg.img_number);
|
for (i = 0; i < gcfg.img_number; i++)
|
for (i = 0; i < gcfg.img_number; i++)
|
printf("%d. image size: 0x%lx (at 0x%08lx)\n", i + 1,
|
printf("%d. image size: 0x%lx (at 0x%08lx)\n", i + 1,
|
gcfg.img_length[i], gcfg.img_start_addr[i]);
|
gcfg.img_length[i], gcfg.img_start_addr[i]);
|
}
|
}
|
|
|
/*
|
/*
|
* get_good_addr()
|
* get_good_addr()
|
*
|
*
|
* Here we try to find the most suitable place for our image. We search for
|
* Here we try to find the most suitable place for our image. We search for
|
* a hole between images, that is big enough (but as small as possible).
|
* a hole between images, that is big enough (but as small as possible).
|
*
|
*
|
*/
|
*/
|
unsigned long get_good_addr(unsigned int size)
|
unsigned long get_good_addr(unsigned int size)
|
{
|
{
|
|
#ifdef FLASH_BASE_ADDR
|
unsigned long start_addr[MAX_IMAGES], end_addr[MAX_IMAGES];
|
unsigned long start_addr[MAX_IMAGES], end_addr[MAX_IMAGES];
|
unsigned long free[MAX_IMAGES], st_addr[MAX_IMAGES];
|
unsigned long free[MAX_IMAGES], st_addr[MAX_IMAGES];
|
unsigned long tmpval;
|
unsigned long tmpval;
|
unsigned int i = 0, j;
|
unsigned int i = 0, j;
|
|
|
flash_cfg_struct myCfg;
|
flash_cfg_struct myCfg;
|
myCfg = gcfg;
|
myCfg = gcfg;
|
|
|
/* we are full */
|
/* we are full */
|
if (gcfg.img_number == MAX_IMAGES)
|
if (gcfg.img_number == MAX_IMAGES)
|
return 0xffffffff;
|
return 0xffffffff;
|
|
|
if (gcfg.img_number == 0)
|
if (gcfg.img_number == 0)
|
return FLASH_IMAGES_BASE;
|
return FLASH_IMAGES_BASE;
|
|
|
for (i = 0; i < MAX_IMAGES; i++) {
|
for (i = 0; i < MAX_IMAGES; i++) {
|
start_addr[i] = 0;
|
start_addr[i] = 0;
|
end_addr[i] = 0;
|
end_addr[i] = 0;
|
free[i] = 0;
|
free[i] = 0;
|
st_addr[i] = 0;
|
st_addr[i] = 0;
|
}
|
}
|
|
|
for (i = 0; i < myCfg.img_number; i++) {
|
for (i = 0; i < myCfg.img_number; i++) {
|
start_addr[i] = myCfg.img_start_addr[i];
|
start_addr[i] = myCfg.img_start_addr[i];
|
end_addr[i] =
|
end_addr[i] =
|
ALIGN((myCfg.img_start_addr[i] + myCfg.img_length[i]),
|
ALIGN((myCfg.img_start_addr[i] + myCfg.img_length[i]),
|
FLASH_BLOCK_SIZE);
|
FLASH_BLOCK_SIZE);
|
}
|
}
|
/* printf("\n");
|
/* printf("\n");
|
for(i = 0; i < myCfg.img_number; i++)
|
for(i = 0; i < myCfg.img_number; i++)
|
printf("start: 0x%08x, end: 0x%08x\n", start_addr[i], end_addr[i]);
|
printf("start: 0x%08x, end: 0x%08x\n", start_addr[i], end_addr[i]);
|
printf("\n"); */
|
printf("\n"); */
|
/* bubble sorting by start_addr */
|
/* bubble sorting by start_addr */
|
|
|
for (j = myCfg.img_number - 1; j > 0; j--)
|
for (j = myCfg.img_number - 1; j > 0; j--)
|
for (i = 0; i < j; i++)
|
for (i = 0; i < j; i++)
|
if (start_addr[i] > start_addr[i + 1]) {
|
if (start_addr[i] > start_addr[i + 1]) {
|
tmpval = start_addr[i];
|
tmpval = start_addr[i];
|
start_addr[i] = start_addr[i + 1];
|
start_addr[i] = start_addr[i + 1];
|
start_addr[i + 1] = tmpval;
|
start_addr[i + 1] = tmpval;
|
tmpval = end_addr[i];
|
tmpval = end_addr[i];
|
end_addr[i] = end_addr[i + 1];
|
end_addr[i] = end_addr[i + 1];
|
end_addr[i + 1] = tmpval;
|
end_addr[i + 1] = tmpval;
|
}
|
}
|
|
|
/* for(i = 0; i < myCfg.img_number; i++)
|
/* for(i = 0; i < myCfg.img_number; i++)
|
printf("start: 0x%08x, end: 0x%08x\n", start_addr[i], end_addr[i]);
|
printf("start: 0x%08x, end: 0x%08x\n", start_addr[i], end_addr[i]);
|
printf("\n"); */
|
printf("\n"); */
|
|
|
/* now we calculate free space betwens segments */
|
/* now we calculate free space betwens segments */
|
for (i = 1; i < myCfg.img_number; i++) {
|
for (i = 1; i < myCfg.img_number; i++) {
|
st_addr[i] = end_addr[i - 1];
|
st_addr[i] = end_addr[i - 1];
|
free[i] = start_addr[i] - end_addr[i - 1];
|
free[i] = start_addr[i] - end_addr[i - 1];
|
}
|
}
|
|
|
/* here we calcuta first position (starting with FLASH_IMAGES_BASE)... */
|
/* here we calcuta first position (starting with FLASH_IMAGES_BASE)... */
|
st_addr[0] = FLASH_IMAGES_BASE + 0;
|
st_addr[0] = FLASH_IMAGES_BASE + 0;
|
free[0] = start_addr[0] - FLASH_IMAGES_BASE;
|
free[0] = start_addr[0] - FLASH_IMAGES_BASE;
|
/* ... and last one (ending with FLASH_IMAGES_BASE + FLASH_SIZE). */
|
/* ... and last one (ending with FLASH_IMAGES_BASE + FLASH_SIZE). */
|
st_addr[myCfg.img_number] = end_addr[myCfg.img_number - 1];
|
st_addr[myCfg.img_number] = end_addr[myCfg.img_number - 1];
|
free[myCfg.img_number] = (FLASH_IMAGES_BASE + FLASH_SIZE) -
|
free[myCfg.img_number] = (FLASH_IMAGES_BASE + FLASH_SIZE) -
|
end_addr[myCfg.img_number - 1];
|
end_addr[myCfg.img_number - 1];
|
|
|
/* yet another bubble sort by free (space) */
|
/* yet another bubble sort by free (space) */
|
for (j = myCfg.img_number; j > 0; j--)
|
for (j = myCfg.img_number; j > 0; j--)
|
for (i = 0; i < j; i++)
|
for (i = 0; i < j; i++)
|
if (free[i] > free[i + 1]) {
|
if (free[i] > free[i + 1]) {
|
tmpval = free[i];
|
tmpval = free[i];
|
free[i] = free[i + 1];
|
free[i] = free[i + 1];
|
free[i + 1] = tmpval;
|
free[i + 1] = tmpval;
|
tmpval = st_addr[i];
|
tmpval = st_addr[i];
|
st_addr[i] = st_addr[i + 1];
|
st_addr[i] = st_addr[i + 1];
|
st_addr[i + 1] = tmpval;
|
st_addr[i + 1] = tmpval;
|
}
|
}
|
|
|
/* now we pick the smallest but just big enough for our size */
|
/* now we pick the smallest but just big enough for our size */
|
for (i = 0; i <= myCfg.img_number; i++)
|
for (i = 0; i <= myCfg.img_number; i++)
|
if (free[i] >= size)
|
if (free[i] >= size)
|
return st_addr[i];
|
return st_addr[i];
|
|
|
/* there is not enough space (in one segment) left */
|
/* there is not enough space (in one segment) left */
|
return 0;
|
return 0;
|
|
#else
|
|
return -1;
|
|
#endif
|
}
|
}
|
|
|
unsigned long prepare_img_data(unsigned int num, unsigned int size)
|
unsigned long prepare_img_data(unsigned int num, unsigned int size)
|
{
|
{
|
int i;
|
int i;
|
unsigned long addr = 0;
|
unsigned long addr = 0;
|
flash_cfg_struct newCfg;
|
flash_cfg_struct newCfg;
|
|
|
newCfg = gcfg;
|
newCfg = gcfg;
|
|
|
if (newCfg.img_number >= MAX_IMAGES) {
|
if (newCfg.img_number >= MAX_IMAGES) {
|
printf("Maximum images exceeded: %d\n", MAX_IMAGES);
|
printf("Maximum images exceeded: %d\n", MAX_IMAGES);
|
return 0xffffffff;
|
return 0xffffffff;
|
}
|
}
|
|
|
newCfg.img_number++;
|
newCfg.img_number++;
|
|
|
if ((num > newCfg.img_number) || (num == 0))
|
if ((num > newCfg.img_number) || (num == 0))
|
num = newCfg.img_number;
|
num = newCfg.img_number;
|
|
|
addr = get_good_addr(size);
|
addr = get_good_addr(size);
|
if (addr == 0x00) {
|
if (addr == 0x00) {
|
printf
|
printf
|
("Can not find suitable place in flash. (None of free segments are big enough)\n");
|
("Can not find suitable place in flash. (None of free segments are big enough)\n");
|
return 0xffffffff;
|
return 0xffffffff;
|
}
|
}
|
|
|
if (num < newCfg.img_number)
|
if (num < newCfg.img_number)
|
for (i = newCfg.img_number - 1; i >= num; i--) {
|
for (i = newCfg.img_number - 1; i >= num; i--) {
|
newCfg.img_length[i] = newCfg.img_length[i - 1];
|
newCfg.img_length[i] = newCfg.img_length[i - 1];
|
newCfg.img_start_addr[i] = newCfg.img_start_addr[i - 1];
|
newCfg.img_start_addr[i] = newCfg.img_start_addr[i - 1];
|
}
|
}
|
|
|
newCfg.img_length[num - 1] = size;
|
newCfg.img_length[num - 1] = size;
|
newCfg.img_start_addr[num - 1] = addr;
|
newCfg.img_start_addr[num - 1] = addr;
|
|
|
save_global_cfg(newCfg);
|
save_global_cfg(newCfg);
|
return addr;
|
return addr;
|
}
|
}
|
|
|
int del_image_cmd(int argc, char *argv[])
|
int del_image_cmd(int argc, char *argv[])
|
{
|
{
|
unsigned num, i;
|
unsigned num, i;
|
flash_cfg_struct newCfg = gcfg;
|
flash_cfg_struct newCfg = gcfg;
|
|
|
newCfg.img_number = gcfg.img_number;
|
newCfg.img_number = gcfg.img_number;
|
for (i = 0; i < MAX_IMAGES; i++)
|
for (i = 0; i < MAX_IMAGES; i++)
|
newCfg.img_length[i] = gcfg.img_length[i];
|
newCfg.img_length[i] = gcfg.img_length[i];
|
|
|
printf("Number of images available: 0x%lx\n", newCfg.img_number);
|
printf("Number of images available: 0x%lx\n", newCfg.img_number);
|
|
|
if (argc == 0) {
|
if (argc == 0) {
|
newCfg.img_number = 0;
|
newCfg.img_number = 0;
|
for (i = 0; i < MAX_IMAGES; i++) {
|
for (i = 0; i < MAX_IMAGES; i++) {
|
newCfg.img_length[i] = 0;
|
newCfg.img_length[i] = 0;
|
newCfg.img_start_addr[i] = 0;
|
newCfg.img_start_addr[i] = 0;
|
}
|
}
|
save_global_cfg(newCfg);
|
save_global_cfg(newCfg);
|
return 0;
|
return 0;
|
} else {
|
} else {
|
num = strtoul(argv[0], 0, 0);
|
num = strtoul(argv[0], 0, 0);
|
}
|
}
|
|
|
if (newCfg.img_number == 0) {
|
if (newCfg.img_number == 0) {
|
printf("Nothing to delete!\n");
|
printf("Nothing to delete!\n");
|
return 0;
|
return 0;
|
}
|
}
|
if ((num == 0) || (num > newCfg.img_number))
|
if ((num == 0) || (num > newCfg.img_number))
|
num = newCfg.img_number;
|
num = newCfg.img_number;
|
|
|
for (i = num - 1; i < newCfg.img_number; i++) {
|
for (i = num - 1; i < newCfg.img_number; i++) {
|
newCfg.img_length[i] = newCfg.img_length[i + 1];
|
newCfg.img_length[i] = newCfg.img_length[i + 1];
|
newCfg.img_start_addr[i] = newCfg.img_start_addr[i + 1];
|
newCfg.img_start_addr[i] = newCfg.img_start_addr[i + 1];
|
}
|
}
|
|
|
newCfg.img_number--;
|
newCfg.img_number--;
|
save_global_cfg(newCfg);
|
save_global_cfg(newCfg);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
int boot_cmd(int argc, char *argv[])
|
int boot_cmd(int argc, char *argv[])
|
{
|
{
|
int num;
|
int num;
|
extern int tx_next;
|
extern int tx_next;
|
|
|
if (argc == 0) {
|
if (argc == 0) {
|
images_info();
|
images_info();
|
return 0;
|
return 0;
|
}
|
}
|
|
|
num = strtoul(argv[0], 0, 0);
|
num = strtoul(argv[0], 0, 0);
|
if (gcfg.img_number < num) {
|
if (gcfg.img_number < num) {
|
printf("There are only %lu images, you requested %d!\n",
|
printf("There are only %lu images, you requested %d!\n",
|
gcfg.img_number, num);
|
gcfg.img_number, num);
|
return -1;
|
return -1;
|
}
|
}
|
|
|
printf("Copying image number %d from 0x%lx, size: 0x%lx...",
|
printf("Copying image number %d from 0x%lx, size: 0x%lx...",
|
num, gcfg.img_start_addr[num - 1], gcfg.img_length[num - 1]);
|
num, gcfg.img_start_addr[num - 1], gcfg.img_length[num - 1]);
|
|
|
printf("booting...\n");
|
printf("booting...\n");
|
copy_and_boot(gcfg.img_start_addr[num - 1], 0x0,
|
copy_and_boot(gcfg.img_start_addr[num - 1], 0x0,
|
gcfg.img_length[num - 1], tx_next);
|
gcfg.img_length[num - 1], tx_next);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
int mGetData(unsigned long);
|
int mGetData(unsigned long);
|
|
|
#if 0 // Disable sboot - JB
|
#if 0 // Disable sboot - JB
|
int sboot_cmd(int argc, char *argv[])
|
int sboot_cmd(int argc, char *argv[])
|
{
|
{
|
int copied;
|
int copied;
|
unsigned int num = 0xffffffff, addr = 0x0;
|
unsigned int num = 0xffffffff, addr = 0x0;
|
|
|
switch (argc) {
|
switch (argc) {
|
case 0:
|
case 0:
|
num = 0xffffffff;
|
num = 0xffffffff;
|
break;
|
break;
|
case 1:
|
case 1:
|
num = strtoul(argv[0], 0, 0);
|
num = strtoul(argv[0], 0, 0);
|
break;
|
break;
|
}
|
}
|
|
|
copied = mGetData(global.src_addr);
|
copied = mGetData(global.src_addr);
|
if (copied <= 0) {
|
if (copied <= 0) {
|
printf("sboot: error while getting the image!");
|
printf("sboot: error while getting the image!");
|
return -1;
|
return -1;
|
}
|
}
|
printf("image size: 0x%x\n", copied);
|
printf("image size: 0x%x\n", copied);
|
|
|
if (num != 0xffffffff) {
|
if (num != 0xffffffff) {
|
addr = prepare_img_data(num, copied);
|
addr = prepare_img_data(num, copied);
|
if (addr == 0xffffffff)
|
if (addr == 0xffffffff)
|
printf("Image not written to flash!\n");
|
printf("Image not written to flash!\n");
|
else {
|
else {
|
printf
|
printf
|
("Copying image to flash, image number: %d, dst_addr: 0x%x\n",
|
("Copying image to flash, image number: %d, dst_addr: 0x%x\n",
|
num, addr);
|
num, addr);
|
copy_memory_run(global.src_addr,
|
copy_memory_run(global.src_addr,
|
gcfg.img_start_addr[num - 1], copied, 2,
|
gcfg.img_start_addr[num - 1], copied, 2,
|
0xffffffff);
|
0xffffffff);
|
}
|
}
|
}
|
}
|
|
|
return 0;
|
return 0;
|
}
|
}
|
#endif
|
#endif
|
|
|
void relocate_code(void *destination, void *function, int length_words)
|
void relocate_code(void *destination, void *function, int length_words)
|
{
|
{
|
// Just copy the function word at a time from one place to another
|
// Just copy the function word at a time from one place to another
|
int i;
|
int i;
|
unsigned long *p1 = (unsigned long *)destination;
|
unsigned long *p1 = (unsigned long *)destination;
|
unsigned long *p2 = (unsigned long *)function;
|
unsigned long *p2 = (unsigned long *)function;
|
for (i = 0; i < length_words; i++)
|
for (i = 0; i < length_words; i++)
|
p1[i] = p2[i];
|
p1[i] = p2[i];
|
}
|
}
|
|
|
// DC disable command in cpu.c
|
// DC disable command in cpu.c
|
extern int dc_disable_cmd(int argc, char *argv[]);
|
extern int dc_disable_cmd(int argc, char *argv[]);
|
|
|
int tboot_cmd(int argc, char *argv[])
|
int tboot_cmd(int argc, char *argv[])
|
{
|
{
|
int copied;
|
int copied;
|
unsigned int num = 0xffffffff, addr = 0x0;
|
unsigned int num = 0xffffffff, addr = 0x0;
|
extern int tx_next;
|
extern int tx_next;
|
// NetTxPacket wasn't getting cleared before we used it...
|
// NetTxPacket wasn't getting cleared before we used it...
|
NetTxPacket = 0;
|
NetTxPacket = 0;
|
NetBootFileSize = 0;
|
NetBootFileSize = 0;
|
|
|
switch (argc) {
|
switch (argc) {
|
case 0:
|
case 0:
|
num = 0xffffffff;
|
num = 0xffffffff;
|
break;
|
break;
|
case 1:
|
case 1:
|
printf("argv[0] %p\n", argv[0]);
|
printf("argv[0] %p\n", argv[0]);
|
num = strtoul(argv[0], 0, 0);
|
num = strtoul(argv[0], 0, 0);
|
printf("num %d\n", num);
|
printf("num %d\n", num);
|
break;
|
break;
|
}
|
}
|
|
|
// Disable data cache if present
|
// Disable data cache if present
|
if (mfspr(SPR_SR) & SPR_SR_DCE) {
|
if (mfspr(SPR_SR) & SPR_SR_DCE) {
|
printf("Disabling data cache\n");
|
printf("Disabling data cache\n");
|
dc_disable_cmd(0, 0);
|
dc_disable_cmd(0, 0);
|
}
|
}
|
// Kick off copy
|
// Kick off copy
|
copied = NetLoop(TFTP);
|
copied = NetLoop(TFTP);
|
if (copied <= 0) {
|
if (copied <= 0) {
|
printf("tboot: error while getting the image '%s'",
|
printf("tboot: error while getting the image '%s'",
|
tftp_filename);
|
tftp_filename);
|
return -1;
|
return -1;
|
}
|
}
|
|
|
if (global.src_addr > 0) {
|
if (global.src_addr > 0) {
|
/* the point of no return */
|
/* the point of no return */
|
printf("tboot: copying 0x%lx -> 0x0, image size 0x%x...\n",
|
printf("tboot: copying 0x%lx -> 0x0, image size 0x%x...\n",
|
global.src_addr, copied);
|
global.src_addr, copied);
|
}
|
}
|
// Disable timer: clear it all!
|
// Disable timer: clear it all!
|
mtspr(SPR_SR, mfspr(SPR_SR) & ~SPR_SR_TEE);
|
mtspr(SPR_SR, mfspr(SPR_SR) & ~SPR_SR_TEE);
|
mtspr(SPR_TTMR, 0);
|
mtspr(SPR_TTMR, 0);
|
|
|
// Put the copyboot program at 24MB mark in memory
|
|
#define COPYBOOT_LOCATION (1024*1024*24)
|
|
printf("tboot: relocating copy loop to 0x%x ...\n",
|
printf("tboot: relocating copy loop to 0x%x ...\n",
|
(unsigned long)COPYBOOT_LOCATION);
|
(unsigned long)COPYBOOT_LOCATION);
|
// Setup where we'll copy the relocation function to
|
// Setup where we'll copy the relocation function to
|
void (*relocated_function) (unsigned long, unsigned long, unsigned long,
|
void (*relocated_function) (unsigned long, unsigned long, unsigned long,
|
int)
|
int)
|
= (void *)COPYBOOT_LOCATION;
|
= (void *)COPYBOOT_LOCATION;
|
// Now copy the function there, 32 words worth, increase this if needed...
|
// Now copy the function there, 32 words worth, increase this if needed...
|
relocate_code((void *)COPYBOOT_LOCATION, copy_and_boot, 32);
|
relocate_code((void *)COPYBOOT_LOCATION, copy_and_boot, 32);
|
// Indicate we'll jump there...
|
// Indicate we'll jump there...
|
printf
|
printf
|
("tboot: Relocate (%d bytes from 0x%x to 0) and boot image, ...\n",
|
("tboot: Relocate (%d bytes from 0x%x to 0) and boot image, ...\n",
|
copied, (unsigned long)global.src_addr);
|
copied, (unsigned long)global.src_addr);
|
// Now do the copy and boot
|
// Now do the copy and boot
|
(*relocated_function) (global.src_addr, 0x0, 0x0 + copied, tx_next);
|
(*relocated_function) (global.src_addr, 0x0, 0x0 + copied, tx_next);
|
|
|
return 0;
|
return 0;
|
}
|
}
|
|
|
int sdboot_cmd(int argc, char *argv[])
|
int sdboot_cmd(int argc, char *argv[])
|
{
|
{
|
VOLINFO vi;
|
VOLINFO vi;
|
unsigned char *buf_ptr;
|
unsigned char *buf_ptr;
|
|
|
unsigned char sector[SECTOR_SIZE], sector2[SECTOR_SIZE];
|
unsigned char sector[SECTOR_SIZE], sector2[SECTOR_SIZE];
|
FILEINFO fi;
|
FILEINFO fi;
|
unsigned long int pstart, psize, i, fisz;
|
unsigned long int pstart, psize, i, fisz;
|
unsigned char pactive, ptype;
|
unsigned char pactive, ptype;
|
DIRINFO di;
|
DIRINFO di;
|
DIRENT de;
|
DIRENT de;
|
unsigned long int cache;
|
unsigned long int cache;
|
|
|
// Obtain pointer to first partition on first (only) unit
|
// Obtain pointer to first partition on first (only) unit
|
// Disable data cache if present
|
// Disable data cache if present
|
if (mfspr(SPR_SR) & SPR_SR_DCE) {
|
if (mfspr(SPR_SR) & SPR_SR_DCE) {
|
printf("Disabling data cache\n");
|
printf("Disabling data cache\n");
|
dc_disable_cmd(0, 0);
|
dc_disable_cmd(0, 0);
|
}
|
}
|
|
|
buf_ptr = global.src_addr;
|
buf_ptr = global.src_addr;
|
|
|
printf("SD-BOOT start \n");
|
printf("SD-BOOT start \n");
|
i = init_fat(&vi);
|
i = init_fat(&vi);
|
|
|
printf("Volume label '%-11.11s'\n", vi.label);
|
printf("Volume label '%-11.11s'\n", vi.label);
|
printf
|
printf
|
("%d sector/s per cluster, %d reserved sector/s, volume total %d sectors.\n",
|
("%d sector/s per cluster, %d reserved sector/s, volume total %d sectors.\n",
|
vi.secperclus, vi.reservedsecs, vi.numsecs);
|
vi.secperclus, vi.reservedsecs, vi.numsecs);
|
printf
|
printf
|
("%d sectors per FAT, first FAT at sector #%d, root dir at #%d.\n",
|
("%d sectors per FAT, first FAT at sector #%d, root dir at #%d.\n",
|
vi.secperfat, vi.fat1, vi.rootdir);
|
vi.secperfat, vi.fat1, vi.rootdir);
|
printf
|
printf
|
("(For FAT32, the root dir is a CLUSTER number, FAT12/16 it is a SECTOR number)\n");
|
("(For FAT32, the root dir is a CLUSTER number, FAT12/16 it is a SECTOR number)\n");
|
printf("%d root dir entries, data area commences at sector #%d.\n",
|
printf("%d root dir entries, data area commences at sector #%d.\n",
|
vi.rootentries, vi.dataarea);
|
vi.rootentries, vi.dataarea);
|
printf("%d clusters (%d bytes) in data area, filesystem IDd as ",
|
printf("%d clusters (%d bytes) in data area, filesystem IDd as ",
|
vi.numclusters, vi.numclusters * vi.secperclus * SECTOR_SIZE);
|
vi.numclusters, vi.numclusters * vi.secperclus * SECTOR_SIZE);
|
if (vi.filesystem == FAT12)
|
if (vi.filesystem == FAT12)
|
printf("FAT12.\n");
|
printf("FAT12.\n");
|
else if (vi.filesystem == FAT16)
|
else if (vi.filesystem == FAT16)
|
printf("FAT16.\n");
|
printf("FAT16.\n");
|
else if (vi.filesystem == FAT32)
|
else if (vi.filesystem == FAT32)
|
printf("FAT32.\n");
|
printf("FAT32.\n");
|
else
|
else
|
printf("[unknown]\n");
|
printf("[unknown]\n");
|
|
|
if (DFS_OpenDir(&vi, "", &di)) {
|
if (DFS_OpenDir(&vi, "", &di)) {
|
printf("Error opening root directory\n");
|
printf("Error opening root directory\n");
|
return -1;
|
return -1;
|
}
|
}
|
|
|
printf("Readback test\n");
|
printf("Readback test\n");
|
if (DFS_OpenFile(&vi, "vmlinux.bin", DFS_READ, sector, &fi)) {
|
if (DFS_OpenFile(&vi, "vmlinux.bin", DFS_READ, sector, &fi)) {
|
printf("error opening file\n");
|
printf("error opening file\n");
|
|
|
return -1;
|
return -1;
|
}
|
}
|
|
|
printf("fi.filen %d, pointer adress:%d, data:%d \n", fi.filelen,
|
printf("fi.filen %d, pointer adress:%d, data:%d \n", fi.filelen,
|
buf_ptr, *buf_ptr);
|
buf_ptr, *buf_ptr);
|
|
|
DFS_ReadFile(&fi, sector, buf_ptr, &i, fi.filelen);
|
DFS_ReadFile(&fi, sector, buf_ptr, &i, fi.filelen);
|
printf("\n read complete %d bytes (expected %d) pointer %d\n", i,
|
printf("\n read complete %d bytes (expected %d) pointer %d\n", i,
|
fi.filelen, fi.pointer);
|
fi.filelen, fi.pointer);
|
|
|
if (global.src_addr > 0) {
|
if (global.src_addr > 0) {
|
/* the point of no return */
|
/* the point of no return */
|
printf("tboot: copying 0x%lx -> 0x0, image size 0x%x...\n",
|
printf("tboot: copying 0x%lx -> 0x0, image size 0x%x...\n",
|
global.src_addr, i);
|
global.src_addr, i);
|
}
|
}
|
|
|
// Disable timer: clear it all!
|
// Disable timer: clear it all!
|
mtspr(SPR_SR, mfspr(SPR_SR) & ~SPR_SR_TEE);
|
mtspr(SPR_SR, mfspr(SPR_SR) & ~SPR_SR_TEE);
|
mtspr(SPR_TTMR, 0);
|
mtspr(SPR_TTMR, 0);
|
|
|
// Put the copyboot program at 24MB mark in memory
|
|
#define COPYBOOT_LOCATION (1024*1024*24)
|
|
printf("tboot: relocating copy loop to 0x%x ...\n",
|
printf("tboot: relocating copy loop to 0x%x ...\n",
|
(unsigned long)COPYBOOT_LOCATION);
|
(unsigned long)COPYBOOT_LOCATION);
|
// Setup where we'll copy the relocation function to
|
// Setup where we'll copy the relocation function to
|
void (*relocated_function) (unsigned long, unsigned long, unsigned long,
|
void (*relocated_function) (unsigned long, unsigned long, unsigned long,
|
int)
|
int)
|
= (void *)COPYBOOT_LOCATION;
|
= (void *)COPYBOOT_LOCATION;
|
// Now copy the function there, 32 words worth, increase this if needed...
|
// Now copy the function there, 32 words worth, increase this if needed...
|
relocate_code((void *)COPYBOOT_LOCATION, copy_and_boot, 32);
|
relocate_code((void *)COPYBOOT_LOCATION, copy_and_boot, 32);
|
// Indicate we'll jump there...
|
// Indicate we'll jump there...
|
printf
|
printf
|
("tboot: Relocate (%d bytes from 0x%x to 0) and boot image, ...\n",
|
("tboot: Relocate (%d bytes from 0x%x to 0) and boot image, ...\n",
|
i, (unsigned long)global.src_addr);
|
i, (unsigned long)global.src_addr);
|
// Now do the copy and boot
|
// Now do the copy and boot
|
(*relocated_function) (global.src_addr, 0x0, 0x0 + i, 0);
|
(*relocated_function) (global.src_addr, 0x0, 0x0 + i, 0);
|
|
|
return 0;
|
return 0;
|
|
|
}
|
}
|
|
|
void module_load_init(void)
|
void module_load_init(void)
|
{
|
{
|
|
|
register_command("tftp_conf", "[ <file> [ <srv_ip> [ <src_addr>]]]",
|
register_command("tftp_conf", "[ <file> [ <srv_ip> [ <src_addr>]]]",
|
"TFTP configuration", tftp_conf_cmd);
|
"TFTP configuration", tftp_conf_cmd);
|
register_command("tboot", "[<image number>]",
|
register_command("tboot", "[<image number>]",
|
"Bootstrap image downloaded via tftp", tboot_cmd);
|
"Bootstrap image downloaded via tftp", tboot_cmd);
|
register_command("sdboot", "[<image number>]",
|
register_command("sdboot", "[<image number>]",
|
"Read image from SD-CARD", sdboot_cmd);
|
"Read image from SD-CARD", sdboot_cmd);
|
#if 0
|
#if 0
|
register_command("tftp", "[<file> [<srv_ip> [<src_addr>]]]",
|
register_command("tftp", "[<file> [<srv_ip> [<src_addr>]]]",
|
"TFTP download", tftp_cmd);
|
"TFTP download", tftp_cmd);
|
register_command("copy", "[<dst_addr> [<src_addr [<length>]]]",
|
register_command("copy", "[<dst_addr> [<src_addr [<length>]]]",
|
"Copy memory", copy_cmd);
|
"Copy memory", copy_cmd);
|
register_command("sboot", "[<image number>]",
|
register_command("sboot", "[<image number>]",
|
"Bootstrap image downloaded via serial (Y/X modem)",
|
"Bootstrap image downloaded via serial (Y/X modem)",
|
sboot_cmd);
|
sboot_cmd);
|
register_command("boot", "[<image number>]",
|
register_command("boot", "[<image number>]",
|
"Bootstrap image copied from flash.", boot_cmd);
|
"Bootstrap image copied from flash.", boot_cmd);
|
register_command("del_image", "[<image number>]", "Delete image",
|
register_command("del_image", "[<image number>]", "Delete image",
|
del_image_cmd);
|
del_image_cmd);
|
register_command("save_conf", "",
|
register_command("save_conf", "",
|
"Save current configuration into flash",
|
"Save current configuration into flash",
|
save_conf_cmd);
|
save_conf_cmd);
|
register_command("boot_flash", "[<start_addr>]",
|
register_command("boot_flash", "[<start_addr>]",
|
"Boot image from <start_addr> (default from flash)",
|
"Boot image from <start_addr> (default from flash)",
|
boot_flash_cmd);
|
boot_flash_cmd);
|
#endif
|
#endif
|
init_load();
|
init_load();
|
|
|
}
|
}
|
|
|