From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gary Thomas To: "Lewin A.R.W. Edwards" Cc: ecos-discuss@sourceware.cygnus.com Subject: RE: [ECOS] Memory map for EDB7212 with eCos? Date: Wed, 06 Dec 2000 12:27:00 -0000 Message-id: References: <4.3.2.7.2.20001206144923.00ab8e60@larwe.com> X-SW-Source: 2000-12/msg00125.html On 06-Dec-2000 Lewin A.R.W. Edwards wrote: > How does eCos relayout the memory map of the EDB7212? The default mapping > for the NAND flash is at 0x10000000 according to Cirrus Logic, but writing > to this location does not select the NAND flash/SmartMedia interface > (Verified by putting a scope on the appropriate chip select output - it's > not getting pinged). > === Lewin A.R.W. Edwards (Embedded Engineer) > Work: http://www.digi-frame.com/ > Personal: http://www.zws.com/ and http://www.larwe.com/ >From the sources (hal/arm/edb7xxx/current/include/hal_platform_setup.h) // // Memory map - set up by ROM (GDB stubs) // // Region Logical Address Physical Address // DRAM 0x00000000..0x00xFFFFF 0xC00x0000 (see below) // Expansion 2 0x20000000 0x20000000 // Expansion 3 0x30000000 0x30000000 // PCMCIA 0 0x40000000 0x40000000 // PCMCIA 1 0x50000000 0x50000000 // SRAM 0x60000000..0x600007FF 0x60000000 // I/O 0x80000000 0x80000000 // MMU Tables 0xC00y0000 // LCD buffer 0xC0000000..0xC001FFFF 0xC0000000 // ROM 0xE0000000..0xEFFFFFFF 0x00000000 // ROM 0xF0000000..0xFFFFFFFF 0x10000000