diff options
Diffstat (limited to 'src/northbridge/via/vx800/dram_util.c')
| -rw-r--r-- | src/northbridge/via/vx800/dram_util.c | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/src/northbridge/via/vx800/dram_util.c b/src/northbridge/via/vx800/dram_util.c deleted file mode 100644 index 31297b9030..0000000000 --- a/src/northbridge/via/vx800/dram_util.c +++ /dev/null @@ -1,231 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2009 One Laptop per Child, Association, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -void WaitMicroSec(UINTN MicroSeconds) -{ - u32 i; - - for (i = 0; i < 1024 * MicroSeconds; i++) { - __asm__ volatile ("nop\n\t"); - } - - return; -} - -/*=================================================================== -Function : via_write_phys() -Precondition : -Input : addr - value -Output : void -Purpose : -Reference : None -===================================================================*/ - -void via_write_phys(volatile u32 addr, volatile u32 value) -{ - volatile u32 *ptr; - ptr = (volatile u32 *)addr; - *ptr = (volatile u32)value; -} - -/*=================================================================== -Function : via_read_phys() -Precondition : -Input : addr -Output : u32 -Purpose : -Reference : None -===================================================================*/ - -u32 via_read_phys(volatile u32 addr) -{ - volatile u32 y; - y = *(volatile u32 *)addr; - return y; -} - -/*=================================================================== -Function : DimmRead() -Precondition : -Input : x -Output : u32 -Purpose : -Reference : None -===================================================================*/ - -u32 DimmRead(volatile u32 x) -{ // volatile u32 z; - volatile u32 y; - y = *(volatile u32 *)x; - - return y; -} - -/*=================================================================== -Function : DramBaseTest() -Precondition : this function used to verify memory -Input : - BaseAdd, - length, - mode -Output : u32 -Purpose :write into and read out to verify if dram is correct -Reference : None -===================================================================*/ -BOOLEAN DramBaseTest(u32 BaseAdd, u32 Length, - DRAM_TEST_MODE Mode, BOOLEAN PrintFlag) -{ - u32 TestSpan; - u32 Data, Address, Address2; - u8 i, TestCount; - - //decide the test mode is continous or step - if (Mode == EXTENSIVE) { - //the test mode is continuos and must test each unit - TestSpan = 4; - TestCount = 1; - } else if (Mode == SPARE) { - // the test mode is step and test some unit - TestSpan = STEPSPAN; - TestCount = TESTCOUNT; - } else { - PRINT_DEBUG_MEM("the test mode is error\r"); - return FALSE; - } - - //write each test unit the value with TEST_PATTERN - for (Address = BaseAdd; Address < BaseAdd + Length; Address += TestSpan) { - for (i = 0; i < TestCount; i++) - via_write_phys(Address + i * 4, TEST_PATTERN); - if (PrintFlag) { - if ((u32) Address % 0x10000000 == 0) { - PRINT_DEBUG_MEM("Write in Addr ="); - PRINT_DEBUG_MEM_HEX32(Address); - PRINT_DEBUG_MEM("\r"); - } - } - } - - //compare each test unit with the value of TEST_PATTERN - //and write it with compliment of TEST_PATTERN - for (Address = BaseAdd; Address < BaseAdd + Length; Address += TestSpan) { - for (i = 0; i < TestCount; i++) { - Data = via_read_phys(Address + i * 4); - via_write_phys(Address + i * 4, (u32) (~TEST_PATTERN)); - if (Data != TEST_PATTERN) { - PRINT_DEBUG_MEM("TEST_PATTERN ERROR !!!!! "); - Address2 = Address + i * 4; - PRINT_DEBUG_MEM_HEX32(Address2); - PRINT_DEBUG_MEM(" : "); - PRINT_DEBUG_MEM_HEX32(Data); - PRINT_DEBUG_MEM(" \r"); - return FALSE; - } - } - if (PrintFlag) { - if ((u32) Address % 0x10000000 == 0) { - PRINT_DEBUG_MEM("Write in Addr ="); - PRINT_DEBUG_MEM_HEX32(Address); - PRINT_DEBUG_MEM("\r"); - } - } - } - - //compare each test unit with the value of ~TEST_PATTERN - for (Address = BaseAdd; Address < BaseAdd + Length; Address += TestSpan) { - for (i = (u8) (TestCount); i > 0; i--) { - Data = via_read_phys(Address + (i - 1) * 4); - if (Data != ~TEST_PATTERN) { - - PRINT_DEBUG_MEM("~TEST_PATTERN ERROR !!!!! "); - Address2 = Address + (i - 1) * 4; - PRINT_DEBUG_MEM_HEX32(Address2); - PRINT_DEBUG_MEM(" : "); - PRINT_DEBUG_MEM_HEX32(Data); - PRINT_DEBUG_MEM(" \r"); - return FALSE; - } - } - } - - return TRUE; -} - -/*=================================================================== -Function : DumpRegisters() -Precondition : -Input : - pPCIPPI, - DevNum, - FuncNum -Output : Void -Purpose : -Reference : None -===================================================================*/ - -void DumpRegisters(INTN DevNum, INTN FuncNum) -{ - INTN i, j; - u8 ByteVal; - - ByteVal = 0; - PRINT_DEBUG_MEM("\rDev %02x Fun %02x\r"); - PRINT_DEBUG_MEM - ("\r 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\r"); - PRINT_DEBUG_MEM - ("---------------------------------------------------\r"); - for (i = 0; i < 0x10; i++) { - PRINT_DEBUG_MEM_HEX32((u32)i); - for (j = 0; j < 0x10; j++) { - ByteVal = - pci_read_config8(PCI_DEV(0, DevNum, FuncNum), - i * 0x10 + j); - PRINT_DEBUG_MEM_HEX8(ByteVal); - PRINT_DEBUG_MEM(" "); - - } - PRINT_DEBUG_MEM("\r"); - } - return; -} - -/*=================================================================== -Function : dumpnorth() -Precondition : -Input : - pPCIPPI, - Func -Output : Void -Purpose : -Reference : None -===================================================================*/ - -void dumpnorth(u8 Func) -{ - u16 r, c; - u8 ByteVal; - PRINT_DEBUG_MEM("Dump North!!!\r"); - for (r = 0; r < 32; r++) { - for (c = (u16) (r << 3); c < (r << 3) + 8; c++) { - ByteVal = 0; - ByteVal = pci_read_config8(PCI_DEV(0, 0, Func), c); - PRINT_DEBUG_MEM_HEX16(c); - PRINT_DEBUG_MEM("= "); - PRINT_DEBUG_MEM_HEX8(ByteVal); - } - PRINT_DEBUG_MEM("\r"); - } -} |