[U-Boot] [PATCH 7/8] mtd: nand: add driver for diskonchip g4 nand flash

Marek Vasut marex at denx.de
Mon Apr 8 19:26:38 CEST 2013


Dear Mike Dunn,

> On 04/07/2013 11:25 PM, Marek Vasut wrote:
> [..]
> 
> > Try #ifdef U_BOOT instead of #if 0, no?
> 
> Marek, can you clarify?  Do you mean something like...
> 
> #define U_BOOT
> ...
> #ifndef U_BOOT  /* Currently u-boot does not have for_each_set_bit */
> 		unsigned long bits = ~buf[i];
> 		for_each_set_bit(bitnum, &bits, 8) {
> 		...
> #else
> 	uint8_t mask;
> 		for(bitnum = 0, mask = 0x80; bitnum < 8; bitnum++, mask >>= 1) {
> 			if (!(buf[i] & mask)) {
> 
> 		...
> #endif

Hrm, I always thought we had some __UBOOT__ defined, but apparently not :-(

Best regards,
Marek Vasut


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