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* Patch by Jian Zhang, 3 Feb 2004:
- Changed the incorrect FAT12BUFSIZE - data_begin in fsdata can be negative. Changed it to be short. * Code cleanup
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wdenk
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cd37d9e6e5
9 changed files with 45 additions and 49 deletions
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@ -2,6 +2,10 @@
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Changes since U-Boot 1.0.1:
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======================================================================
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* Patch by Jian Zhang, 3 Feb 2004:
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- Changed the incorrect FAT12BUFSIZE
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- data_begin in fsdata can be negative. Changed it to be short.
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* Patches by Stephan Linz, 30 Jan 2004:
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1: - board/altera/common/flash.c:flash_erase():
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o allow interrupts befor get_timer() call
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@ -113,7 +113,7 @@ long int initdram (int board_type)
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memctl->memc_mptpr = 0x0200; /* divide by 32 */
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memctl->memc_mamr = 0x18003112; /*CFG_MAMR_8COL; *//* 0x18005112 TODO: explain here */
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memctl->memc_mamr = 0x18003112; /*CFG_MAMR_8COL; */ /* 0x18005112 TODO: explain here */
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upmconfig (UPMA, (uint *) sdram_table,
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sizeof (sdram_table) / sizeof (uint));
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@ -19,7 +19,7 @@
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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@ -32,7 +32,7 @@
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#include <linux/byteorder/swab.h>
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#define PHYS_FLASH_SECT_SIZE 0x00020000 /* 256 KB sectors (x2) */
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flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
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flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
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/* Board support for 1 or 2 flash devices */
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#undef FLASH_PORT_WIDTH32
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@ -120,13 +120,13 @@ unsigned long flash_init (void)
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*/
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flash_unlock(flash_info_t * info)
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{
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int j;
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for (j=2;j<CFG_MAX_FLASH_SECT;j++){
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FPWV *addr = (FPWV *) (info->start[j]);
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flash_unprotect_sectors (addr);
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*addr = (FPW) 0x00500050;/* clear status register */
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*addr = (FPW) 0x00FF00FF;/* resest to read mode */
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}
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int j;
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for (j=2;j<CFG_MAX_FLASH_SECT;j++){
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FPWV *addr = (FPWV *) (info->start[j]);
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flash_unprotect_sectors (addr);
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*addr = (FPW) 0x00500050;/* clear status register */
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*addr = (FPW) 0x00FF00FF;/* resest to read mode */
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}
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}
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/*-----------------------------------------------------------------------
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@ -192,7 +192,7 @@ void flash_print_info (flash_info_t * info)
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if ((i % 5) == 0)
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printf ("\n ");
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printf (" %08lX%s",
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info->start[i], info->protect[i] ? " (RO)" : " ");
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info->start[i], info->protect[i] ? " (RO)" : " ");
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}
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printf ("\n");
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return;
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@ -224,18 +224,18 @@ static ulong flash_get_size (FPW * addr, flash_info_t * info)
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info->sector_count = 0;
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info->size = 0;
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addr[0] = (FPW) 0x00FF00FF; /* restore read mode */
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return (0); /* no or unknown flash */
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return (0); /* no or unknown flash */
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}
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mb ();
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value = addr[1]; /* device ID */
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value = addr[1]; /* device ID */
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switch (value) {
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case (FPW) (INTEL_ID_28F256L18T):
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info->flash_id += FLASH_28F256L18T;
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info->sector_count = 259;
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info->size = 0x02000000;
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break; /* => 32 MB */
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break; /* => 32 MB */
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default:
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info->flash_id = FLASH_UNKNOWN;
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@ -318,7 +318,7 @@ int flash_erase (flash_info_t * info, int s_first, int s_last)
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/* Start erase on unprotected sectors */
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for (sect = s_first; sect <= s_last; sect++) {
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if (info->protect[sect] == 0) { /* not protected */
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if (info->protect[sect] == 0) { /* not protected */
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FPWV *addr = (FPWV *) (info->start[sect]);
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FPW status;
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@ -348,7 +348,7 @@ int flash_erase (flash_info_t * info, int s_first, int s_last)
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}
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}
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/* clear status register cmd. */
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/* clear status register cmd. */
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*addr = (FPW) 0x00500050;
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*addr = (FPW) 0x00FF00FF;/* resest to read mode */
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printf (" done\n");
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@ -860,7 +860,7 @@ int flash_erase (flash_info_t * info, int s_first, int s_last)
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}
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for (info = info_first; info <= info_last; ++info) {
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ulong b_end = info->start[0] + info->size;*//* bank end addr */
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ulong b_end = info->start[0] + info->size;*/ /* bank end addr */
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/* short s_end = info->sector_count - 1;
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for (i=0; i<info->sector_count; ++i) {
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ulong e_addr = (i == s_end) ? b_end : info->start[i + 1];
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@ -872,7 +872,7 @@ int flash_erase (flash_info_t * info, int s_first, int s_last)
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}
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}
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*//* finally write data to flash */
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*/ /* finally write data to flash */
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/* for (info = info_first; info <= info_last && cnt>0; ++info) {
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ulong len;
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@ -84,7 +84,7 @@
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"cp.b 80400000 BFC60000 $(filesize)\0" \
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"initenv=erase bfc40000 bfc5ffff\0" \
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""
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//#define CONFIG_BOOTCOMMAND "run flash_local"
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/*#define CONFIG_BOOTCOMMAND "run flash_local" */
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#define CONFIG_BOOTCOMMAND "run netboot"
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#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
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@ -43,7 +43,7 @@
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#define FATBUFBLOCKS 6
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#define FATBUFSIZE (FS_BLOCK_SIZE*FATBUFBLOCKS)
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#define FAT12BUFSIZE ((FATBUFSIZE*3)/2)
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#define FAT12BUFSIZE ((FATBUFSIZE*2)/3)
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#define FAT16BUFSIZE (FATBUFSIZE/2)
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#define FAT32BUFSIZE (FATBUFSIZE/4)
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@ -176,7 +176,7 @@ typedef struct {
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__u16 fat_sect; /* Starting sector of the FAT */
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__u16 rootdir_sect; /* Start sector of root directory */
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__u16 clust_size; /* Size of clusters in sectors */
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__u16 data_begin; /* The sector of the first cluster */
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short data_begin; /* The sector of the first cluster, can be negative */
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__u8 fatbuf[FATBUFSIZE]; /* Current FAT buffer */
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int fatbufnum; /* Used by get_fatent, init to -1 */
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} fsdata;
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@ -74,10 +74,6 @@ static unsigned char bcd2bin (unsigned char c);
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static unsigned char rtc_read (unsigned char reg);
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static void rtc_write (unsigned char reg, unsigned char val);
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/* ************************************************************************* */
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#ifdef CONFIG_SXNI855T /* !!! SHOULD BE CHANGED TO NEW CODE !!! */
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@ -306,10 +302,6 @@ void rtc_reset (void)
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#else /* not CONFIG_SXNI855T */
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/* ************************************************************************* */
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/* read clock time from DS1306 and return it in *tmp */
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void rtc_get (struct rtc_time *tmp)
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{
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