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URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

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  • This comparison shows the changes necessary to convert path 
    /openrisc/trunk/bootloaders/orpmon/cmds
    from Rev 355 to Rev 389
    ↔ Reverse comparison
  •

Rev 355 → Rev 389

/load.c
1,8 → 1,9
#include "common.h"
#include "common.h"
#include "support.h"
#include "flash.h"
#include "net.h"
#include "uart.h"
#include "dosfs.h"
#include "spr-defs.h"
 
#ifndef MAX_IMAGES
656,14 → 657,111
return 0;
}
 
int sdboot_cmd (int argc, char *argv[])
{
VOLINFO vi;
unsigned char *buf_ptr;
unsigned char sector[SECTOR_SIZE], sector2[SECTOR_SIZE];
FILEINFO fi;
unsigned long int pstart,psize, i,fisz;
unsigned char pactive, ptype;
DIRINFO di;
DIRENT de;
unsigned long int cache;
// Obtain pointer to first partition on first (only) unit
// Disable data cache if present
if (mfspr(SPR_SR) & SPR_SR_DCE)
{
printf("Disabling data cache\n");
dc_disable_cmd(0, 0);
}
 
buf_ptr=global.src_addr;
printf("SD-BOOT start \n");
i=init_fat(&vi);
printf("Volume label '%-11.11s'\n", vi.label);
printf("%d sector/s per cluster, %d reserved sector/s, volume total %d sectors.\n", vi.secperclus, vi.reservedsecs, vi.numsecs);
printf("%d sectors per FAT, first FAT at sector #%d, root dir at #%d.\n",vi.secperfat,vi.fat1,vi.rootdir);
printf("(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",vi.rootentries,vi.dataarea);
printf("%d clusters (%d bytes) in data area, filesystem IDd as ", vi.numclusters, vi.numclusters * vi.secperclus * SECTOR_SIZE);
if (vi.filesystem == FAT12)
printf("FAT12.\n");
else if (vi.filesystem == FAT16)
printf("FAT16.\n");
else if (vi.filesystem == FAT32)
printf("FAT32.\n");
else
printf("[unknown]\n");
if (DFS_OpenDir(&vi, "", &di)) {
printf("Error opening root directory\n");
return -1;
}
 
printf("Readback test\n");
if (DFS_OpenFile(&vi,"vmlinux.bin", DFS_READ, sector, &fi)) {
printf("error opening file\n");
return -1;
}
printf("fi.filen %d, pointer adress:%d, data:%d \n", fi.filelen, buf_ptr, *buf_ptr);
DFS_ReadFile(&fi, sector, buf_ptr, &i, fi.filelen);
printf("\n read complete %d bytes (expected %d) pointer %d\n", i, fi.filelen, fi.pointer);
if (global.src_addr > 0)
{
/* the point of no return */
printf("tboot: copying 0x%lx -> 0x0, image size 0x%x...\n",
global.src_addr, i);
}
 
 
// Disable timer: clear it all!
mtspr (SPR_SR, mfspr(SPR_SR) & ~SPR_SR_TEE);
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", (unsigned long)COPYBOOT_LOCATION);
// Setup where we'll copy the relocation function to
void (*relocated_function)(unsigned long, unsigned long, unsigned long, int)
= (void*) COPYBOOT_LOCATION;
// Now copy the function there, 32 words worth, increase this if needed...
relocate_code((void*)COPYBOOT_LOCATION, copy_and_boot, 32);
// Indicate we'll jump there...
printf("tboot: Relocate (%d bytes from 0x%x to 0) and boot image, ...\n", i, (unsigned long) global.src_addr);
// Now do the copy and boot
(*relocated_function)(global.src_addr, 0x0, 0x0 + i, 0);
return 0;
}
 
void module_load_init (void)
{
 
register_command ("tftp_conf", "[ <file> [ <srv_ip> [ <src_addr>]]]", "TFTP configuration", tftp_conf_cmd);
register_command ("tboot", "[<image number>]", "Bootstrap image downloaded via tftp", tboot_cmd);
register_command ("sdboot", "[<image number>]", "Read image from SD-CARD", sdboot_cmd);
#if 0
register_command ("tftp", "[<file> [<srv_ip> [<src_addr>]]]", "TFTP download", tftp_cmd);
register_command ("copy", "[<dst_addr> [<src_addr [<length>]]]", "Copy memory", copy_cmd);
674,4 → 772,5
register_command ("boot_flash", "[<start_addr>]", "Boot image from <start_addr> (default from flash)", boot_flash_cmd);
#endif
init_load();
 
}

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