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nandpsu_v1_0: Removed unnecessary Changes.

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This reverts commit 8922aa1818dea2b01f2eb6b6fbb388619a9d9c5a.
This commit is contained in:
Nava kishore Manne 2015-04-20 12:21:57 +05:30
parent 2d3200d50f
commit c61ab67a49
1 changed files with 21 additions and 1 deletions
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22
XilinxProcessorIPLib/drivers/nandpsu/src/xnandpsu.c
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@ -145,7 +145,7 @@ const XNandPsu_EccMatrix EccMatrix[] = {
};
/**************************** Type Definitions *******************************/
static u8 isQemuPlatform = 0U;
/***************** Macros (Inline Functions) Definitions *********************/
/************************** Function Prototypes ******************************/
@ -246,6 +246,17 @@ s32 XNandPsu_CfgInitialize(XNandPsu *InstancePtr, XNandPsu_Config *ConfigPtr,
InstancePtr->DmaMode = XNANDPSU_MDMA;
InstancePtr->IsReady = XIL_COMPONENT_IS_READY;
/*
* Temporary hack for disabling the ecc on qemu as currently there
* is no support in the utility for writing images with ecc enabled.
*/
#define CSU_VER_REG 0xFFCA0044U
#define CSU_VER_PLATFORM_MASK 0xF000U
#define CSU_VER_PLATFORM_QEMU_VAL 0x3000U
if ((*(u32 *)CSU_VER_REG & CSU_VER_PLATFORM_MASK) ==
CSU_VER_PLATFORM_QEMU_VAL) {
isQemuPlatform = 1U;
}
/*
* Initialize the NAND flash targets
*/
@ -267,6 +278,11 @@ s32 XNandPsu_CfgInitialize(XNandPsu *InstancePtr, XNandPsu_Config *ConfigPtr,
InstancePtr->EccMode = XNANDPSU_HWECC;
}
if (isQemuPlatform != 0U) {
InstancePtr->EccMode = XNANDPSU_NONE;
goto Out;
}
/*
* Initialize Ecc Error flip counters
*/
@ -405,6 +421,10 @@ static s32 XNandPsu_FlashInit(XNandPsu *InstancePtr)
InstancePtr->Features.OnDie = 0U;
}
}
if (isQemuPlatform != 0U) {
InstancePtr->Geometry.NumTargets++;
break;
}
if ((InstancePtr->Geometry.NumBitsECC == 0xFFU) &&
(InstancePtr->Features.ExtPrmPage != 0U)) {
/* ONFI 3.1 section 5.7.1.6 & 5.7.1.7 */