diff options
Diffstat (limited to 'board/altera/common/AMDLV065D.c')
| -rw-r--r-- | board/altera/common/AMDLV065D.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/board/altera/common/AMDLV065D.c b/board/altera/common/AMDLV065D.c deleted file mode 100644 index eaa6b98025..0000000000 --- a/board/altera/common/AMDLV065D.c +++ /dev/null @@ -1,174 +0,0 @@ -/* - * (C) Copyright 2000-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - - -#include <common.h> -#if defined(CONFIG_NIOS) -#include <nios.h> -#else -#include <asm/io.h> -#endif - -#define SECTSZ (64 * 1024) -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; - -/*----------------------------------------------------------------------*/ -unsigned long flash_init (void) -{ - int i; - unsigned long addr; - flash_info_t *fli = &flash_info[0]; - - fli->size = CONFIG_SYS_FLASH_SIZE; - fli->sector_count = CONFIG_SYS_MAX_FLASH_SECT; - fli->flash_id = FLASH_MAN_AMD + FLASH_AMDLV065D; - - addr = CONFIG_SYS_FLASH_BASE; - for (i = 0; i < fli->sector_count; ++i) { - fli->start[i] = addr; - addr += SECTSZ; - fli->protect[i] = 1; - } - - return (CONFIG_SYS_FLASH_SIZE); -} -/*--------------------------------------------------------------------*/ -void flash_print_info (flash_info_t * info) -{ - int i, k; - int erased; - unsigned long *addr; - - printf (" Size: %ld KB in %d Sectors\n", - info->size >> 10, info->sector_count); - printf (" Sector Start Addresses:"); - for (i = 0; i < info->sector_count; ++i) { - - /* Check if whole sector is erased */ - erased = 1; - addr = (unsigned long *) info->start[i]; - for (k = 0; k < SECTSZ/sizeof(unsigned long); k++) { - if ( readl(addr++) != (unsigned long)-1) { - erased = 0; - break; - } - } - - /* Print the info */ - if ((i % 5) == 0) - printf ("\n "); - printf (" %08lX%s%s", - info->start[i], - erased ? " E" : " ", - info->protect[i] ? "RO " : " "); - } - printf ("\n"); -} - -/*-------------------------------------------------------------------*/ - - -int flash_erase (flash_info_t * info, int s_first, int s_last) -{ - unsigned char *addr = (unsigned char *) info->start[0]; - unsigned char *addr2; - int prot, sect; - ulong start; - - /* Some sanity checking */ - if ((s_first < 0) || (s_first > s_last)) { - printf ("- no sectors to erase\n"); - return 1; - } - - prot = 0; - for (sect = s_first; sect <= s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf ("\n"); - } - - /* It's ok to erase multiple sectors provided we don't delay more - * than 50 usec between cmds ... at which point the erase time-out - * occurs. So don't go and put printf() calls in the loop ... it - * won't be very helpful ;-) - */ - for (sect = s_first; sect <= s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr2 = (unsigned char *) info->start[sect]; - writeb (0xaa, addr); - writeb (0x55, addr); - writeb (0x80, addr); - writeb (0xaa, addr); - writeb (0x55, addr); - writeb (0x30, addr2); - /* Now just wait for 0xff & provide some user - * feedback while we wait. - */ - start = get_timer (0); - while ( readb (addr2) != 0xff) { - udelay (1000 * 1000); - putc ('.'); - if (get_timer (start) > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("timeout\n"); - return 1; - } - } - } - } - printf ("\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - -int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) -{ - - vu_char *cmd = (vu_char *) info->start[0]; - vu_char *dst = (vu_char *) addr; - unsigned char b; - ulong start; - - while (cnt) { - /* Check for sufficient erase */ - b = *src; - if ((readb (dst) & b) != b) { - printf ("%02x : %02x\n", readb (dst), b); - return (2); - } - - writeb (0xaa, cmd); - writeb (0x55, cmd); - writeb (0xa0, cmd); - writeb (b, dst); - - /* Verify write */ - start = get_timer (0); - while (readb (dst) != b) { - if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - return 1; - } - } - dst++; - src++; - cnt--; - } - - return (0); -} |