diff options
author | Stefan Reinauer <stepan@coresystems.de> | 2010-04-27 06:56:47 +0000 |
---|---|---|
committer | Stefan Reinauer <stepan@openbios.org> | 2010-04-27 06:56:47 +0000 |
commit | 14e22779625de673569c7b950ecc2753fb915b31 (patch) | |
tree | 14a6ed759e116e9e6e9bbd7f499b74b96d6cc072 /src/northbridge/via/vx800/dev_init.c | |
parent | 0e1e8065e303030c39c3f2c27e5d32ee58a16c66 (diff) |
Since some people disapprove of white space cleanups mixed in regular commits
while others dislike them being extra commits, let's clean them up once and
for all for the existing code. If it's ugly, let it only be ugly once :-)
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5507 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge/via/vx800/dev_init.c')
-rw-r--r-- | src/northbridge/via/vx800/dev_init.c | 74 |
1 files changed, 37 insertions, 37 deletions
diff --git a/src/northbridge/via/vx800/dev_init.c b/src/northbridge/via/vx800/dev_init.c index c3097cf2cb..172a8de148 100644 --- a/src/northbridge/via/vx800/dev_init.c +++ b/src/northbridge/via/vx800/dev_init.c @@ -30,8 +30,8 @@ CB_STATUS VerifyChc(void); /*=================================================================== Function : DRAMRegInitValue() -Precondition : -Input : +Precondition : +Input : DramAttr: pointer point to DRAM_SYS_ATTR which consist the DDR and Dimm information in MotherBoard Output : Void @@ -68,7 +68,7 @@ static const u8 DramRegTbl[][3] = { // {0x79, 0x00, 0x8F }, {0x85, 0x00, 0x00}, // {0x90, 0x87, 0x78 }, - // {0x91, 0x00, 0x46 }, + // {0x91, 0x00, 0x46 }, {0x40, 0x00, 0x00}, {0, 0, 0} @@ -155,8 +155,8 @@ void DRAMRegInitValue(DRAM_SYS_ATTR *DramAttr) /*=================================================================== Function : DRAMInitializeProc() -Precondition : -Input : +Precondition : +Input : DramAttr: pointer point to DRAM_SYS_ATTR which consist the DDR and Dimm information in MotherBoard Output : Void @@ -176,7 +176,7 @@ static BOOLEAN ChkForExistLowBank(void) Address = (u32 *) 4; *Address = EXIST_TEST_PATTERN; - // _asm {WBINVD} + // _asm {WBINVD} WaitMicroSec(100); Address = (u32 *) 8; data32 = *Address; @@ -223,7 +223,7 @@ void DRAMInitializeProc(DRAM_SYS_ATTR *DramAttr) SetEndingAddr(DramAttr, idx, 0x10); /* Assume 1G size */ if (idx < 4) /* CHA init */ InitDDR2CHA(DramAttr); // temp wjb 2007/1 only for compiling - // in the function InitDDR2,the parameter is no need + // in the function InitDDR2,the parameter is no need Status = ChkForExistLowBank(); if (Status == TRUE) { PRINT_DEBUG_MEM(" S\r"); @@ -247,8 +247,8 @@ void DRAMInitializeProc(DRAM_SYS_ATTR *DramAttr) /*=================================================================== Function : DRAMSetVRNUM() -Precondition : -Input : +Precondition : +Input : DramAttr: pointer point to DRAM_SYS_ATTR which consist the DDR and Dimm information in MotherBoard PhyRank: Physical Rank number @@ -285,14 +285,14 @@ void DRAMSetVRNum(DRAM_SYS_ATTR *DramAttr, u8 PhyRank /* physical rank */, /*=================================================================== Function : SetEndingAddr() -Precondition : -Input : +Precondition : +Input : DramAttr: pointer point to DRAM_SYS_ATTR which consist the DDR and Dimm information in MotherBoard VirRank: Virtual Rank number - Value: (value) add or subtract value to this and after banks + Value: (value) add or subtract value to this and after banks Output : Void -Purpose : Set ending address of virtual rank specified by VirRank +Purpose : Set ending address of virtual rank specified by VirRank ===================================================================*/ void SetEndingAddr(DRAM_SYS_ATTR *DramAttr, u8 VirRank /* ending address @@ -312,8 +312,8 @@ void SetEndingAddr(DRAM_SYS_ATTR *DramAttr, u8 VirRank /* ending address /*=================================================================== Function : InitDDR2() -Precondition : -Input : +Precondition : +Input : DramAttr: pointer point to DRAM_SYS_ATTR which consist the DDR and Dimm information in MotherBoard Output : Void @@ -522,13 +522,13 @@ void InitDDR2CHA(DRAM_SYS_ATTR *DramAttr) /*=================================================================== Function : InitDDR2_CHB() -Precondition : -Input : +Precondition : +Input : DramAttr: pointer point to DRAM_SYS_ATTR which consist the DDR and Dimm information in MotherBoard Output : Void Purpose : Initialize DDR2 of CHB by standard sequence -Reference : +Reference : ===================================================================*/ /*// DLL: Enable Reset static const u32 CHB_MRS_DLL_150[2] = { 0x00020200 | (1 << 20), 0x00000800 }; // with 150 ohm (A17=1, A9=1), (A11=1)(cpu address) @@ -569,7 +569,7 @@ void InitDDR2CHB( Data = 0x80; pci_write_config8(MEMCTRL, 0x54, Data); - + // step3. //disable bank paging and multi page Data=pci_read_config8(MEMCTRL, 0x69); @@ -579,18 +579,18 @@ void InitDDR2CHB( Data=pci_read_config8(MEMCTRL, 0xd3); Data |= 0x80; pci_write_config8(MEMCTRL, 0xd3, Data); - + //step 4. Initialize CHB begin Data=pci_read_config8(MEMCTRL, 0xd3); Data |= 0x40; pci_write_config8(MEMCTRL, 0xd3, Data); - + //Step 5. NOP command enable Data=pci_read_config8(MEMCTRL, 0xd7); Data &= 0xC7; Data |= 0x08; pci_write_config8(MEMCTRL, 0xd7, Data); - + //Step 6. issue a nop cycle,RegD3[7] 0 -> 1 Data=pci_read_config8(MEMCTRL, 0xd3); Data &= 0x7F; @@ -604,7 +604,7 @@ void InitDDR2CHB( // Loop 200us for (Idx = 0; Idx < 0x10; Idx++) WaitMicroSec(10); - + // Step 8. // all banks precharge command enable Data=pci_read_config8(MEMCTRL, 0xd7); @@ -618,7 +618,7 @@ void InitDDR2CHB( pci_write_config8(MEMCTRL, 0xd3, Data); Data |= 0x80; pci_write_config8(MEMCTRL, 0xd3, Data); - + //step10. EMRS enable Data=pci_read_config8(MEMCTRL, 0xd7); Data &= 0xC7; @@ -661,7 +661,7 @@ void InitDDR2CHB( Data |= 0x00; pci_write_config8(MEMCTRL, 0xd3, Data); - //step 14. MSR DLL Reset + //step 14. MSR DLL Reset AccessAddr = CHB_MRS_DLL_150[1] >> 3; Data =(u8) (AccessAddr & 0xff); pci_write_config8(MEMCTRL, 0xd9, Data); @@ -691,7 +691,7 @@ void InitDDR2CHB( Data |= 0x10; pci_write_config8(MEMCTRL, 0xd7, Data); - + // step17. issue precharge all cycle Data=pci_read_config8(MEMCTRL, 0xd3); Data &= 0x7F; @@ -718,7 +718,7 @@ void InitDDR2CHB( WaitMicroSec(200); } - + //step22. MSR enable Data=pci_read_config8(MEMCTRL, 0xd7); Data &= 0xC7; @@ -730,7 +730,7 @@ void InitDDR2CHB( Data |= 0x00; pci_write_config8(MEMCTRL, 0xd3, Data); - + //the SDRAM parameters.(Burst Length, CAS# Latency , Write recovery etc.) //------------------------------------------------------------- //Burst Length : really offset Rx6c[1] @@ -773,7 +773,7 @@ void InitDDR2CHB( pci_write_config8(MEMCTRL, 0xd3, Data); Data |= 0x80; pci_write_config8(MEMCTRL, 0xd3, Data); - + //step 25. EMRS enable Data=pci_read_config8(MEMCTRL, 0xd7); Data &= 0xC7; @@ -784,7 +784,7 @@ void InitDDR2CHB( Data &= 0xC7; Data |= 0x08; pci_write_config8(MEMCTRL, 0xd3, Data); - + //step 26. OCD default AccessAddr = (CHB_OCD_Default_150ohm) >> 3; @@ -805,7 +805,7 @@ void InitDDR2CHB( pci_write_config8(MEMCTRL, 0xd3, Data); Data |= 0x80; pci_write_config8(MEMCTRL, 0xd3, Data); - + //step 25. EMRS enable Data=pci_read_config8(MEMCTRL, 0xd7); Data &= 0xC7; @@ -859,12 +859,12 @@ void InitDDR2CHB( Data |= 0x00; pci_write_config8(MEMCTRL, 0xd3, Data); - //step 31. exit the initialization mode + //step 31. exit the initialization mode Data=pci_read_config8(MEMCTRL, 0xd3); Data &= 0xBF; pci_write_config8(MEMCTRL, 0xd3, Data); - + //step 32. Enable bank paging and multi page Data=pci_read_config8(MEMCTRL, 0x69); Data |= 0x03; @@ -874,13 +874,13 @@ void InitDDR2CHB( /*=================================================================== Function : InitDDR2CHC() -Precondition : -Input : +Precondition : +Input : DramAttr: pointer point to DRAM_SYS_ATTR which consist the DDR and Dimm information in MotherBoard Output : Void Purpose : Initialize DDR2 of CHC by standard sequence -Reference : +Reference : ===================================================================*/ // DDR2 CL=2 CL=3 CL=4 CL=5 (Burst type=interleave)(WR fine tune in code) static const u16 CHC_MRS_table[4] = { 0x22B, 0x23B, 0x24B, 0x25B }; // Use 1X-bandwidth MA table to init DRAM @@ -1102,7 +1102,7 @@ void InitDDR2CHC(DRAM_SYS_ATTR *DramAttr) Status = VerifyChc(); if (Status != CB_SUCCESS) PRINT_DEBUG_MEM("Error!!!!CHC init error!\r"); - //step 31. exit the initialization mode + //step 31. exit the initialization mode Data = pci_read_config8(MEMCTRL, 0xdb); Data &= 0x9F; pci_write_config8(MEMCTRL, 0xdb, Data); |