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Commit 2f284eac authored by Leonid Yegoshin's avatar Leonid Yegoshin Committed by Ralf Baechle
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MIPS: malta: malta-init: Fix System Controller memory mapping for EVA 



Shift System Controller memory mapping to 0x80000000

Signed-off-by: default avatarLeonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Signed-off-by: default avatarMarkos Chandras <markos.chandras@imgtec.com>
parent d1965c06

arch/mips/mti-malta/malta-init.c

+13 −0
Original line number Diff line number Diff line
@@ -244,10 +244,23 @@ void __init prom_init(void) 
			  MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_MEM_SHF |

			  MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_BAR0_SHF);

#endif

#ifndef CONFIG_EVA

		/* Fix up target memory mapping.  */

		MSC_READ(MSC01_PCI_BAR0, mask);

		MSC_WRITE(MSC01_PCI_P2SCMSKL, mask & MSC01_PCI_BAR0_SIZE_MSK);

#else

		/*

		 * Setup the Malta max (2GB) memory for PCI DMA in host bridge

		 * in transparent addressing mode, starting from 0x80000000.

		 */

		mask = PHYS_OFFSET | (1<<3);

		MSC_WRITE(MSC01_PCI_BAR0, mask);



		mask = PHYS_OFFSET;

		MSC_WRITE(MSC01_PCI_HEAD4, mask);

		MSC_WRITE(MSC01_PCI_P2SCMSKL, mask);

		MSC_WRITE(MSC01_PCI_P2SCMAPL, mask);

#endif

		/* Don't handle target retries indefinitely.  */

		if ((data & MSC01_PCI_CFG_MAXRTRY_MSK) ==

		    MSC01_PCI_CFG_MAXRTRY_MSK)