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| author | Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com> | 2014-05-26 19:18:37 +0530 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-06-05 14:44:56 -0400 |
| commit | 4f0d1a2aea08b0dd62b0a1d82b36967470897101 (patch) | |
| tree | 827e1b42cbb179be433f5d0e574143f7430f3b2a | |
| parent | 9cd73bf85994ea06cd2fbde509e73e72d063b332 (diff) | |
| download | u-boot-imx-4f0d1a2aea08b0dd62b0a1d82b36967470897101.zip u-boot-imx-4f0d1a2aea08b0dd62b0a1d82b36967470897101.tar.gz u-boot-imx-4f0d1a2aea08b0dd62b0a1d82b36967470897101.tar.bz2 | |
fat: Define MAX_CLUSTSIZE using CONFIG_FS_FAT_MAX_CLUSTSIZE
Define the MAX_CLUSTSIZE to default of 65536 only if
CONFIG_FS_FAT_MAX_CLUSTSIZE is not defined.
This option has been provided to save memory in some
memory constrained cases.
Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Acked-by: Michal Simek <monstr@monstr.eu>
| -rw-r--r-- | README | 6 | ||||
| -rw-r--r-- | include/fat.h | 6 |
2 files changed, 11 insertions, 1 deletions
@@ -1637,6 +1637,12 @@ CBFS (Coreboot Filesystem) support filesystem. Available commands are cbfsinit, cbfsinfo, cbfsls and cbfsload. +- FAT(File Allocation Table) filesystem cluster size: + CONFIG_FS_FAT_MAX_CLUSTSIZE + + Define the max cluster size for fat operations else + a default value of 65536 will be defined. + - Keyboard Support: CONFIG_ISA_KEYBOARD diff --git a/include/fat.h b/include/fat.h index 81d9790..63cf787 100644 --- a/include/fat.h +++ b/include/fat.h @@ -18,7 +18,11 @@ #define VFAT_MAXSEQ 9 /* Up to 9 of 13 2-byte UTF-16 entries */ #define PREFETCH_BLOCKS 2 -#define MAX_CLUSTSIZE 65536 +#ifndef CONFIG_FS_FAT_MAX_CLUSTSIZE +#define CONFIG_FS_FAT_MAX_CLUSTSIZE 65536 +#endif +#define MAX_CLUSTSIZE CONFIG_FS_FAT_MAX_CLUSTSIZE + #define DIRENTSPERBLOCK (mydata->sect_size / sizeof(dir_entry)) #define DIRENTSPERCLUST ((mydata->clust_size * mydata->sect_size) / \ sizeof(dir_entry)) |