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1276 |
phoenix |
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/* DO NOT EDIT!! - this file automatically generated
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* from .s file by awk -f s2h.awk
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*/
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/***********************************************************************
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* Copyright ARM Limited 1998 - 2001. All rights reserved.
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* ************************************************************************
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*
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* Omaha address map
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*
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* NOTE: This is a multi-hosted header file for use with uHAL and
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* supported debuggers.
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*
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* $Id: platform.h,v 1.1.1.1 2004-04-15 03:00:23 phoenix Exp $
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*
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* Everything is defined in terms of PLAT_* and then the key values
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* are redefined as required for uHAL.
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*
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* NOTE: If things are defined in terms of a BASE and lots of OFFSETs,
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* the code will be more portable and amenable to being used in
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* different (physical vs virtual) memory maps - just change the
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* base and the rest will work!
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*
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* ***********************************************************************/
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#ifndef __address_h
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#define __address_h 1
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#include "bits.h"
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#define PLATFORM_ID 0x00000800 /* TBD */
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/* Common modules for uHAL can be included or excluded by changing these
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* definitions. These can be over-ridden by the makefile/ARM project file
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* provided the .h file is rebuilt.
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*/
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#ifndef USE_C_LIBRARY
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#define USE_C_LIBRARY 0
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#endif
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#ifndef uHAL_HEAP
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#define uHAL_HEAP 1
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#endif
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#ifndef uHAL_PCI
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#define uHAL_PCI 0
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#endif
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/* -----------------------------------------------------------------------
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*
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* uHAL always has RAM at 0 and, when a MMU is used, maps everything else
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* 1-1 physical to virtual.
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*/
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/* =======================================================================
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* Omaha
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* =======================================================================
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* -----------------------------------------------------------------------
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* Memory definitions
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* -----------------------------------------------------------------------
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*/
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/* New world memory....
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*/
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/* We have eight banks of 32MB, covering the first 256Mb of address space
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*/
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/* Bank Function
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* 0 Flash
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* 1 TBD / ROM
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* 2 TBD / ROM
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* 3 FPGA / sub-chip-selects
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* 4 TBD / ROM
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* 5 TBD / ROM
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* 6 SDRAM Bank 0
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* 7 SDRAM Bank 1
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*/
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/* SDRAM : 64Mbytes.
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*
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* Two banks of 32-bit SDRAM, each 32Mbytes in size.
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* Bank 0 is on nGCS6, bank 1 is on nGCS7
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*/
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/* Physical address
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*/
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#define PLAT_SDRAM_PHYS0 0x0C000000 /* @ 192Mb */
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#define PLAT_SDRAM_PHYS1 0x0E000000 /* @ 224Mb */
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/* Size of one SDRAM bank
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*/
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#define PLAT_SDRAM_BANKSIZE SZ_32M
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/* Virtual address
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*/
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#define PLAT_SDRAM_BASE 0x00000000
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#define PLAT_SDRAM_SIZE SZ_64M
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/* Put page tables in top 1MB of memory; don't let the user access this area.
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*/
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#define PLAT_PAGETABLE_BASE 0x0FFF0000
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#define PLAT_USER_SDRAM_SIZE PLAT_SDRAM_SIZE - SZ_1M
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/* Flash : 0.5MBytes
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*
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* One bank of 8-bit Flash on nGCS0 (SST39VF040-90-4C-NH)
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*/
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/* Physical flash device base address
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*/
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#define PLAT_FLASH_PHYS 0x00000000 /* nCS0 */
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/* Logical address for flash
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*/
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#define PLAT_FLASH_BASE SZ_64M
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#define PLAT_FLASH_UNCACHED SZ_128M
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#define PLAT_FLASH_DEVICE_SIZE SZ_512K
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#define PLAT_FLASH_SIZE SZ_512K
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/* Notes
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* We do not map physical devices at their physical
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* addresses, because this would overlap the 64Mb of RAM
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* at the bottom of memory. Instead, they are mostly mapped
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* at 0x20000000 + Physical address instead
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* (CPU internal registers live at 0x10000000 + something)
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*/
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/* FPGA space (all of nGCS 3)
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*/
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#define PLAT_FPGA_PHYS 0x06000000
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#define PLAT_FPGA_BASE 0x26000000
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#define PLAT_FPGA_SIZE SZ_32M
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/* PLD live in PLD space in nGCS1
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*/
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#define PLAT_PLD_PHYS 0x02800000
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#define PLAT_PLD_BASE 0x22800000
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#define PLAT_PLD_SIZE SZ_8M
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/* USB2 space
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*/
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#define PLAT_USB2_PHYS 0x04000000
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#define PLAT_USB2_BASE 0x24000000
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#define PLAT_USB2_SIZE 0x00200000
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/* Ethernet space
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*/
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#define PLAT_ETHERNET_PHYS 0x02200000
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#define PLAT_ETHERNET_BASE 0x22200000
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#define PLAT_ETHERNET_SIZE 0x00200000
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/* TAP Controller space
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*/
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#define PLAT_TAP_PHYS PLAT_FPGA_PHYS
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#define PLAT_TAP_BASE PLAT_FPGA_BASE
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#define PLAT_TAP_SIZE SZ_32M
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/* CompactFlash address space (top half on nGCS1)
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*/
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/* Notes about the CompactFlash implementation (rev b):
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*
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* Since we only need CF ATA cards to work, we
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* use TrueIDE mode for simplicity.
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*
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* However, we need 8-bit access to the Command
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* Registers, and 16-bit access to the Data-Register.
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* So we have to access the CF card in two chip select
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* regions: nCS0 and nCS2.
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*
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* In the case of TrueIDE mode, we get the following
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* (physical) address usage:
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*
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* 0x01C00000 - 0x01C00007 - Command Registers (8-bit r/w)
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* 0x01E00006 - 0x01E00006 - Control Register (8-bit r/w)
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* 0x05C00000 - 0x05C00001 - Data Register (16-bit r/w)
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*
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*/
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/* CF 16-bit access in nCS2
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*/
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#define PLAT_PCMCIA_PHYS 0x05000000
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#define PLAT_PCMCIA_BASE 0x25000000
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#define PLAT_PCMCIA_SIZE 0x01000000
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/* CF 8-bit access in nCS0
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*/
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#define PLAT_PCMCIA_8_PHYS 0x01000000
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#define PLAT_PCMCIA_8_BASE 0x21000000
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#define PLAT_PCMCIA_8_SIZE 0x01000000
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/* Offsets into CF region (applies to both CS regions)
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*/
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#define PLAT_PCMCIA_ATTR 0x00800000
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#define PLAT_PCMCIA_MEM 0x00A00000
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#define PLAT_PCMCIA_IO 0x00C00000 /* CE1 in TrueIDE */
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#define PLAT_PCMCIA_IO_ALT 0x00E00000 /* CE2 in TrueIDE */
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/* Expansion Bus memory region (nGCS4 and nGCS5)
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*/
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#define PLAT_BUS_PHYS 0x08000000
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#define PLAT_BUS_BASE 0x28000000
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#define PLAT_BUS_SIZE 0x04000000
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/* Location of high vectors used by operating system
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* If we may this, then we can seamlessly debug
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* from a uHAL program into an OS using high-vectors,
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* since we are always going to need exception handlers,
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* and they can only be in two places (0x0 and 0xFFFF0000)!
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*/
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#define PLAT_HIVECS_PHYS 0xFFFF0000
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#define PLAT_HIVECS_BASE 0xFFFF0000
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#define PLAT_HIVECS_SIZE SZ_1M
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/* Remaining chip-select regions
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* Leave these un-mapped for the moment
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*/
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/* ----------------------------------------------------------------------
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* S3C2400X01 CPU peripherals
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* -----------------------------------------------------------------------
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*/
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/* AHB peripherals appear in the lower 16Mb, APB in the upper 16Mb
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*/
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/* All peripherals are offsets from PLAT_PERIPHERAL_BASE
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*/
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#define PLAT_PERIPHERAL_BASE 0x14000000
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#define PLAT_PERIPHERAL_SIZE SZ_32M
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/* Memory Controller
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*/
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#define OMAHA_BWSCON 0x00 /* Bus width and wait state control */
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#define OMAHA_BANKCON0 0x04 /* Boot ROM control (Bank 0) */
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#define OMAHA_BANKCON1 0x08 /* Bank 1 control */
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#define OMAHA_BANKCON2 0x0C /* Bank 2 control */
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#define OMAHA_BANKCON3 0x10 /* Bank 3 control */
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#define OMAHA_BANKCON4 0x14 /* Bank 4 control */
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#define OMAHA_BANKCON5 0x18 /* Bank 5 control */
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#define OMAHA_BANKCON6 0x1C /* Bank 6 control */
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#define OMAHA_BANKCON7 0x20 /* Bank 7 control */
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#define OMAHA_REFRESH 0x24 /* SDRAM refresh control */
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#define OMAHA_BANKSIZE 0x28 /* Flexible bank size */
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#define OMAHA_MRSRB6 0x2C /* Mode register set for SDRAM Bank 0 (nGCS6) */
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#define OMAHA_MRSRB7 0x30 /* Mode register set for SDRAM Bank 1 (nGCS7) */
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/* Interrupt controller
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*/
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#define OMAHA_SRCPND 0x400000 /* Interrupt sources pending */
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#define OMAHA_INTMOD 0x400004 /* Interrupt mode control */
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#define OMAHA_INTMSK 0x400008 /* Interrupt mask control */
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#define OMAHA_PRIORITY 0x40000C /* Int. priority control */
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#define OMAHA_INTPND 0x400010 /* Interrupts pending */
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#define OMAHA_INTOFFSET 0x400014 /* IRQ source */
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/* Clock / Power management
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*/
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#define OMAHA_LOCKTIME 0x800000 /* PLL Lock time counter */
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#define OMAHA_MPLLCON 0x800004 /* MPLL Control */
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#define OMAHA_UPLLCON 0x800008 /* UPLL Control */
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#define OMAHA_CLKCON 0x80000C /* Clock control */
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#define OMAHA_CLKSLOW 0x800010 /* Slow clock control */
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#define OMAHA_CLKDIVN 0x800014 /* Clock divider control */
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/* LCD Control
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*/
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/* UARTs
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*/
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#define OMAHA_ULCON0 0x1000000 /* UART 0 Line control */
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#define OMAHA_ULCON1 0x1004000 /* UART 1 Line control */
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278 |
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/* PWM Timers
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*/
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#define OMAHA_TCFG0 0x1100000 /* Timer 0 config */
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#define OMAHA_TCFG1 0x1100004 /* Timer 1 config */
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#define OMAHA_TCON 0x1100008 /* Timer control */
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#define OMAHA_TCNTB0 0x110000C /* Timer count buffer 0 */
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#define OMAHA_TCMPB0 0x1100010 /* Timer Compare buffer 0 */
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#define OMAHA_TCNTO0 0x1100014 /* Timer count observation 0 */
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#define OMAHA_TCNTB1 0x1100018 /* Timer count buffer 1 */
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#define OMAHA_TCMPB1 0x110001C /* Timer compare buffer 1 */
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#define OMAHA_TCNTO1 0x1100020 /* Timer count observation 1 */
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#define OMAHA_TCNTB2 0x1100024 /* Timer count buffer 2 */
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#define OMAHA_TCMPB2 0x1100028 /* Timer compare buffer 2 */
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#define OMAHA_TCNTO2 0x110002C /* Timer count observation 2 */
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#define OMAHA_TCNTB3 0x1100030 /* Timer count buffer 3 */
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#define OMAHA_TCMPB3 0x1100034 /* Timer compare buffer 3 */
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#define OMAHA_TCNTO3 0x1100038 /* Timer count observation 3 */
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#define OMAHA_TCNTB4 0x110003C /* Timer count buffer 2 */
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#define OMAHA_TCNTO4 0x1100040 /* Timer count observation 2 */
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298 |
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/* DMA
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300 |
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*/
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#define OMAHA_DMA_CON 0x12001C0 /* DMA Interface control */
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#define OMAHA_DMA_UNIT 0x12001C4 /* DMA Transfer unit counter */
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#define OMAHA_DMA_FIFO 0x12001C8 /* DMA Transfer FIFO counter */
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304 |
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#define OMAHA_DMA_TX 0x12001CC /* DMA Total transfer counter */
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305 |
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306 |
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/* Watchdog
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307 |
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*/
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308 |
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#define OMAHA_WTCON 0x1300000 /* Watchdog control register */
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309 |
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#define OMAHA_WTDAT 0x1300004 /* Watchdog data */
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310 |
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#define OMAHA_WTCNT 0x1300008 /* Watchdog count */
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311 |
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#define OMAHA_WT_DEF 0x0 /* Disable the watchdog */
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312 |
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313 |
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/* IIC
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314 |
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*/
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315 |
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#define OMAHA_IICCON 0x1400000 /* IIC Control */
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316 |
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#define OMAHA_IICSTAT 0x1400004 /* IIC Status */
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#define OMAHA_IICADD 0x1400008 /* IIC address */
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318 |
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#define OMAHA_IICDS 0x140000C /* IIC Data shift */
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319 |
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/* IIS
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321 |
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*/
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#define OMAHA_IISCON 0x1508000 /* IIS Control */
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323 |
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#define OMAHA_IISMOD 0x1508004 /* IIS Mode */
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#define OMAHA_IISPSR 0x1508008 /* IIS Prescaler */
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#define OMAHA_IISFIFOCON 0x150800C /* IIS FIFO control */
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326 |
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#define OMAHA_IISFIF 0x1508010 /* IIS Fifo entry */
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327 |
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328 |
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/* I/O Ports (GPIO's)
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329 |
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*/
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330 |
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#define OMAHA_PACON 0x1600000 /* Port A control */
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331 |
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#define OMAHA_PADAT 0x1600004 /* Port A data */
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332 |
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#define OMAHA_PBCON 0x1600008 /* Port B control */
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333 |
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#define OMAHA_PBDAT 0x160000C /* Port B data */
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334 |
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#define OMAHA_PBUP 0x1600010 /* Port B pull-up control */
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335 |
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#define OMAHA_PCCON 0x1600014 /* Port C control */
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336 |
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#define OMAHA_PCDAT 0x1600018 /* Port C data */
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337 |
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#define OMAHA_PCUP 0x160001C /* Port C pull-up */
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338 |
|
|
#define OMAHA_PDCON 0x1600020 /* Port D control */
|
339 |
|
|
#define OMAHA_PDDAT 0x1600024 /* Port D data */
|
340 |
|
|
#define OMAHA_PDUP 0x1600028 /* Port D pull-up */
|
341 |
|
|
#define OMAHA_PECON 0x160002C /* Port E control */
|
342 |
|
|
#define OMAHA_PEDAT 0x1600030 /* Port E data */
|
343 |
|
|
#define OMAHA_PEUP 0x1600034 /* Port E pull-up */
|
344 |
|
|
#define OMAHA_PFCON 0x1600038 /* Port F control */
|
345 |
|
|
#define OMAHA_PFDAT 0x160003C /* Port F data */
|
346 |
|
|
#define OMAHA_PFUP 0x1600040 /* Port F pull-up */
|
347 |
|
|
#define OMAHA_PGCON 0x1600044 /* Port G control */
|
348 |
|
|
#define OMAHA_PGDAT 0x1600048 /* Port G data */
|
349 |
|
|
#define OMAHA_PGUP 0x160004C /* Port G pull-up */
|
350 |
|
|
#define OMAHA_OPENCR 0x1600050 /* Open Drain enable */
|
351 |
|
|
#define OMAHA_MISCCR 0x1600054 /* Misc. control */
|
352 |
|
|
#define OMAHA_EXTINT 0x1600058 /* External interrupt control */
|
353 |
|
|
|
354 |
|
|
/* RTC
|
355 |
|
|
*/
|
356 |
|
|
#define OMAHA_RTCCON 0x1700040 /* RTC Control */
|
357 |
|
|
#define OMAHA_TICINT 0x1700044 /* Tick time count */
|
358 |
|
|
#define OMAHA_RTCALM 0x1700050 /* RTC Alarm control */
|
359 |
|
|
#define OMAHA_ALMSEC 0x1700054 /* Alarm Second */
|
360 |
|
|
#define OMAHA_ALMMIN 0x1700058 /* Alarm Minute */
|
361 |
|
|
#define OMAHA_ALMHOUR 0x170005C /* Alarm Hour */
|
362 |
|
|
#define OMAHA_ALMDAY 0x1700060 /* Alarm Day */
|
363 |
|
|
#define OMAHA_ALMMON 0x1700064 /* Alarm Month */
|
364 |
|
|
#define OMAHA_ALMYEAR 0x1700068 /* Alarm Year */
|
365 |
|
|
#define OMAHA_RTCRST 0x170006C /* RTC Round Reset */
|
366 |
|
|
#define OMAHA_BCDSEC 0x1700070 /* BCD Second */
|
367 |
|
|
#define OMAHA_BCDMIN 0x1700074 /* BCD Minute */
|
368 |
|
|
#define OMAHA_BCDHOUR 0x1700078 /* BCD Hour */
|
369 |
|
|
#define OMAHA_BCDDAY 0x170007C /* BCD Day */
|
370 |
|
|
#define OMAHA_BCDDATE 0x1700080 /* BCD Date */
|
371 |
|
|
#define OMAHA_BCDMON 0x1700084 /* BCD Month */
|
372 |
|
|
#define OMAHA_BCDYEAR 0x1700088 /* BCD Year */
|
373 |
|
|
|
374 |
|
|
/* ADC
|
375 |
|
|
*/
|
376 |
|
|
#define OMAHA_ADCCON 0x1800000 /* ADC control */
|
377 |
|
|
#define OMAHA_ADCDAT 0x1800004 /* ADC data */
|
378 |
|
|
|
379 |
|
|
/* SPI
|
380 |
|
|
*/
|
381 |
|
|
#define OMAHA_SPCON 0x1900000 /* SPI Control */
|
382 |
|
|
#define OMAHA_SPSTA 0x1900004 /* SPI status */
|
383 |
|
|
#define OMAHA_SPPIN 0x1900008 /* SPI pin control */
|
384 |
|
|
#define OMAHA_SPPRE 0x190000C /* Baud rate prescaler */
|
385 |
|
|
#define OMAHA_SPTDAT 0x1900010 /* SPI Tx data */
|
386 |
|
|
#define OMAHA_SPRDAT 0x1900014 /* SPI Rx data */
|
387 |
|
|
|
388 |
|
|
/* MMC
|
389 |
|
|
*/
|
390 |
|
|
|
391 |
|
|
/* Memory timings
|
392 |
|
|
*/
|
393 |
|
|
|
394 |
|
|
/* nGCS0: 8-bit r/o, no-wait. boot flash
|
395 |
|
|
* nGCS1: 32-bit, r/w, no-wait. PLD (inc. ethernet)
|
396 |
|
|
* nGCS2: 16-bit, r/w, wait. CompactFlash+USB2
|
397 |
|
|
* nGCS3: 32-bit, r/w, no-wait. FPGA
|
398 |
|
|
* nGCS4: 32-bit, r/w, no-wait. Expansion Bus
|
399 |
|
|
* nGCS5: 32-bit, r/w, no-wait. Expansion Bus
|
400 |
|
|
* nGCS6: 32-bit, r/w, no-wait. SDRAM bank 0
|
401 |
|
|
* nGCS7: 32-bit, r/w, no-wait. SDRAM bank 1
|
402 |
|
|
*/
|
403 |
|
|
|
404 |
|
|
#define OMAHA_BWSCON_DEF 0x222221A0 /* All 32-bit, r/w, no-wait */
|
405 |
|
|
|
406 |
|
|
/* Functions:
|
407 |
|
|
* CS0 - Flash bank 0
|
408 |
|
|
* CS1 - PLD
|
409 |
|
|
* CS2 - FPGA
|
410 |
|
|
* CS3 - FPGA
|
411 |
|
|
* CS4 - PCMCIA0 (Unused)
|
412 |
|
|
* CS5 - PCMCIA1 (Unused)
|
413 |
|
|
*/
|
414 |
|
|
|
415 |
|
|
/* CS0 Intel flash devices:
|
416 |
|
|
*/
|
417 |
|
|
#define OMAHA_BANKCON0_DEF 0x00007FFC /* Maximum clocks/function */
|
418 |
|
|
#define OMAHA_BANKCON1_DEF 0x00007FFC /* Maximum clocks/function */
|
419 |
|
|
#define OMAHA_BANKCON2_DEF 0x00007FFC /* Maximum clocks/function */
|
420 |
|
|
#define OMAHA_BANKCON3_DEF 0x00002400 /* tacs=1, tacc = 6clks */
|
421 |
|
|
#define OMAHA_BANKCON4_DEF 0x00007FFC /* Maximum clocks/function */
|
422 |
|
|
#define OMAHA_BANKCON5_DEF 0x00007FFC /* Maximum clocks/function */
|
423 |
|
|
|
424 |
|
|
/* CS6 SDRAM0
|
425 |
|
|
*/
|
426 |
|
|
#define OMAHA_BANKCON6_DEF 0x00018001 /* 9-bit, 2clks */
|
427 |
|
|
|
428 |
|
|
/* CS7 SDRAM1
|
429 |
|
|
*/
|
430 |
|
|
#define OMAHA_BANKCON7_DEF 0x00018001 /* 9-bit, 2clks */
|
431 |
|
|
|
432 |
|
|
/* refresh (Assumes HCLK = 66MHz)
|
433 |
|
|
* refresh period = 64msecs (from datasheet) for 8K cycles (8usecs each)
|
434 |
|
|
* @66MHz busclock, this is 533 cycles...
|
435 |
|
|
*/
|
436 |
|
|
#define OMAHA_REFRESH_DEF 0x00A405EC /* Refresh enabled, max clk. */
|
437 |
|
|
|
438 |
|
|
#define OMAHA_BANKSIZE_DEF 0x00000000 /* 32Mb/32Mb */
|
439 |
|
|
|
440 |
|
|
/* mode register (CL = 3)
|
441 |
|
|
*/
|
442 |
|
|
#define OMAHA_MRSRB6_DEF 0x00000030
|
443 |
|
|
#define OMAHA_MRSRB7_DEF 0x00000030
|
444 |
|
|
|
445 |
|
|
/* -----------------------------------------------------------------------
|
446 |
|
|
* CPU Clocking
|
447 |
|
|
* -----------------------------------------------------------------------
|
448 |
|
|
*/
|
449 |
|
|
|
450 |
|
|
/* There are three important clock domains
|
451 |
|
|
* FCLK - CPU clock
|
452 |
|
|
* HCLK - AHB clock
|
453 |
|
|
* PCLK - APB clock
|
454 |
|
|
*/
|
455 |
|
|
|
456 |
|
|
/* All clocks are derived from a 12MHz Xtal fed through
|
457 |
|
|
* PLL's and dividers.
|
458 |
|
|
*
|
459 |
|
|
* Note:
|
460 |
|
|
* HCLK = FCLK / 2
|
461 |
|
|
* PCLK = HCLK / 2
|
462 |
|
|
*
|
463 |
|
|
* Eg. for FCLK = 133MHz, HCLK = 66MHz, PCLK = 33MHz
|
464 |
|
|
*/
|
465 |
|
|
|
466 |
|
|
#define OMAHA_LOCKTIME_DEF 0xFFFFFF /* PLL synchronization time */
|
467 |
|
|
|
468 |
|
|
/* Nearest values (Samsung recommended from 12MHz xtal)
|
469 |
|
|
*/
|
470 |
|
|
#define OMAHA_CLK_33M 0x25003 /* ; 33.75 MHz */
|
471 |
|
|
#define OMAHA_CLK_66M 0x25002 /* 67.50 MHz */
|
472 |
|
|
#define OMAHA_CLK_100M 0x2B011 /* 102.00 MHz */
|
473 |
|
|
#define OMAHA_CLK_133M 0x51021 /* 133.50 MHz */
|
474 |
|
|
|
475 |
|
|
/* Full speed ahead!
|
476 |
|
|
*/
|
477 |
|
|
#define OMAHA_CLK_DEFAULT OMAHA_CLK_133M
|
478 |
|
|
|
479 |
|
|
/* Don't trust the PLL, use SLOW mode (HCLK = 12MHz direct)
|
480 |
|
|
* OMAHA_SLOW EQU 1
|
481 |
|
|
*/
|
482 |
|
|
|
483 |
|
|
/* -----------------------------------------------------------------------
|
484 |
|
|
* From PrimeCell UART (PL010) Block Specification (ARM-DDI-0139B)
|
485 |
|
|
* -----------------------------------------------------------------------
|
486 |
|
|
* UART Base register absolute address
|
487 |
|
|
*/
|
488 |
|
|
#define OMAHA_UART0_BASE 0x15000000 /* Uart 0 base */
|
489 |
|
|
#define OMAHA_UART1_BASE 0x15004000 /* Uart 1 base */
|
490 |
|
|
|
491 |
|
|
/* Offsets into registers of each UART controller
|
492 |
|
|
*/
|
493 |
|
|
#define OMAHA_ULCON 0x00 /* Line control */
|
494 |
|
|
#define OMAHA_UCON 0x04 /* Control */
|
495 |
|
|
#define OMAHA_UFCON 0x08 /* FIFO control */
|
496 |
|
|
#define OMAHA_UMCON 0x0C /* Modem control */
|
497 |
|
|
#define OMAHA_UTRSTAT 0x10 /* Rx/Tx status */
|
498 |
|
|
#define OMAHA_UERSTAT 0x14 /* Rx Error Status */
|
499 |
|
|
#define OMAHA_UFSTAT 0x18 /* FIFO status */
|
500 |
|
|
#define OMAHA_UMSTAT 0x1C /* Modem status */
|
501 |
|
|
#define OMAHA_UTXH 0x20 /* Transmission Hold (byte wide) */
|
502 |
|
|
#define OMAHA_URXH 0x24 /* Receive buffer (byte wide) */
|
503 |
|
|
#define OMAHA_UBRDIV 0x28 /* Baud rate divisor */
|
504 |
|
|
|
505 |
|
|
/* UART status flags in OMAHA_UTRSTAT
|
506 |
|
|
*/
|
507 |
|
|
#define OMAHA_URX_FULL 0x1 /* Receive buffer has valid data */
|
508 |
|
|
#define OMAHA_UTX_EMPTY 0x2 /* Transmitter has finished */
|
509 |
|
|
|
510 |
|
|
/* Baud rates supported on the uart. */
|
511 |
|
|
|
512 |
|
|
#define ARM_BAUD_460800 460800
|
513 |
|
|
#define ARM_BAUD_230400 230400
|
514 |
|
|
#define ARM_BAUD_115200 115200
|
515 |
|
|
#define ARM_BAUD_57600 57600
|
516 |
|
|
#define ARM_BAUD_38400 38400
|
517 |
|
|
#define ARM_BAUD_19200 19200
|
518 |
|
|
#define ARM_BAUD_9600 9600
|
519 |
|
|
|
520 |
|
|
/* LEDs
|
521 |
|
|
* These are connected to GPIO Port C
|
522 |
|
|
*/
|
523 |
|
|
#define PLAT_DBG_LEDS (PLAT_PERIPHERAL_BASE + OMAHA_PCDAT)
|
524 |
|
|
|
525 |
|
|
/* -----------------------------------------------------------------------
|
526 |
|
|
* Interrupts
|
527 |
|
|
* -----------------------------------------------------------------------
|
528 |
|
|
*/
|
529 |
|
|
|
530 |
|
|
/* Interrupt numbers
|
531 |
|
|
*/
|
532 |
|
|
#define OMAHA_INT_EINT0 0 /* FPGA */
|
533 |
|
|
#define OMAHA_INT_EINT1 1 /* PLD */
|
534 |
|
|
#define OMAHA_INT_EINT2 2 /* Expansion Bus */
|
535 |
|
|
#define OMAHA_INT_EINT3 3 /* Ethernet */
|
536 |
|
|
#define OMAHA_INT_EINT4 4 /* USB2 */
|
537 |
|
|
#define OMAHA_INT_EINT5 5 /* Fan */
|
538 |
|
|
#define OMAHA_INT_EINT6 6 /* unused */
|
539 |
|
|
#define OMAHA_INT_EINT7 7 /* unused */
|
540 |
|
|
#define OMAHA_INT_TICK 8
|
541 |
|
|
#define OMAHA_INT_WDT 9
|
542 |
|
|
#define OMAHA_INT_TIMER0 10
|
543 |
|
|
#define OMAHA_INT_TIMER1 11
|
544 |
|
|
#define OMAHA_INT_TIMER2 12
|
545 |
|
|
#define OMAHA_INT_TIMER3 13
|
546 |
|
|
#define OMAHA_INT_TIMER4 14
|
547 |
|
|
#define OMAHA_INT_UERR 15
|
548 |
|
|
/* 16 Unused
|
549 |
|
|
*/
|
550 |
|
|
#define OMAHA_INT_DMA0 17
|
551 |
|
|
#define OMAHA_INT_DMA1 18
|
552 |
|
|
#define OMAHA_INT_DMA2 19
|
553 |
|
|
#define OMAHA_INT_DMA3 20
|
554 |
|
|
#define OMAHA_INT_MMC 21
|
555 |
|
|
#define OMAHA_INT_SPI 22
|
556 |
|
|
#define OMAHA_INT_URXD0 23
|
557 |
|
|
#define OMAHA_INT_URXD1 24
|
558 |
|
|
#define OMAHA_INT_USBD 25
|
559 |
|
|
#define OMAHA_INT_USBH 26
|
560 |
|
|
#define OMAHA_INT_IIC 27
|
561 |
|
|
#define OMAHA_INT_UTXD0 28
|
562 |
|
|
#define OMAHA_INT_UTXD1 29
|
563 |
|
|
#define OMAHA_INT_RTC 30
|
564 |
|
|
#define OMAHA_INT_ADC 31
|
565 |
|
|
|
566 |
|
|
/* -----------------------------------------------------------------------
|
567 |
|
|
* PLD Control registers (offset from PLAT_PLD_BASE)
|
568 |
|
|
* -----------------------------------------------------------------------
|
569 |
|
|
*/
|
570 |
|
|
|
571 |
|
|
/* register offsets from PLAT_PLD_BASE
|
572 |
|
|
*/
|
573 |
|
|
#define PLD_FPGA_ID 0x00 /* 8-bit FPGA ID number (ro) */
|
574 |
|
|
#define PLD_INT_CTRL 0x04 /* Interrupt control */
|
575 |
|
|
#define PLD_INT_STATUS 0x08 /* Interrupt status */
|
576 |
|
|
#define PLD_WAIT_STATUS 0x0C /* IO device wait status */
|
577 |
|
|
#define PLD_ID 0x10 /* PCB revision number */
|
578 |
|
|
#define PLD_BUS 0x14 /* Expansion bus control register */
|
579 |
|
|
#define PLD_TEST 0x18 /* 8-bit test register (rw) */
|
580 |
|
|
#define PLD_CF 0x1C /* CompactFlash control */
|
581 |
|
|
#define PLD_DMA_CTRL 0x20 /* DMA Control register */
|
582 |
|
|
|
583 |
|
|
/* PLD Register bitdefs
|
584 |
|
|
*/
|
585 |
|
|
|
586 |
|
|
/* PLD_FPGA_ID ; contains FPGA Iden
|
587 |
|
|
*/
|
588 |
|
|
|
589 |
|
|
/* INT_CTRL bit-defs
|
590 |
|
|
*/
|
591 |
|
|
#define PLD_INT_CTRL_USB BIT0 /* USB */
|
592 |
|
|
#define PLD_INT_CTRL_LAN BIT1 /* Ethernet */
|
593 |
|
|
|
594 |
|
|
/* INT_STATUS bit-defs
|
595 |
|
|
*/
|
596 |
|
|
#define PLD_INT_STATUS_CF_IDE BIT0 /* CF True-IDE mode (r/w) */
|
597 |
|
|
#define PLD_INT_STATUS_nDATACS BIT1 /* SMC91C111 nDATACS control (r/w) */
|
598 |
|
|
#define PLD_INT_STATUS_CF_RDY BIT2 /* CompactFlash ready (r/o) */
|
599 |
|
|
#define PLD_INT_STATUS_nWP BIT3 /* Flash write protect (r/w) */
|
600 |
|
|
|
601 |
|
|
/* WAIT_STATUS bit-defs
|
602 |
|
|
*/
|
603 |
|
|
#define PLD_WAIT_STATUS_USB BIT0 /* USB wait signal active */
|
604 |
|
|
#define PLD_WAIT_STATUS_LAN BIT1 /* Ethernet wait signal active */
|
605 |
|
|
#define PLD_WAIT_STATUS_CF BIT2 /* CompactFlash wait status */
|
606 |
|
|
|
607 |
|
|
/* ID ; Contains PLD Id
|
608 |
|
|
*/
|
609 |
|
|
|
610 |
|
|
/* BOARD_ADDR
|
611 |
|
|
*/
|
612 |
|
|
|
613 |
|
|
#define PLD_BUS_ADDR 0x0F /* 4-bit expansion bus address */
|
614 |
|
|
#define PLD_BUS_nACK BIT4 /* BUS nACK */
|
615 |
|
|
#define PLD_BUS_nCLR BIT5 /* BUS nCLR */
|
616 |
|
|
#define PLD_BUS_nSTR BIT6 /* BUS nSTR */
|
617 |
|
|
#define PLD_BUS_DONE BIT7 /* BUS Done */
|
618 |
|
|
|
619 |
|
|
/* TEST ; 8-bit r/w any value.
|
620 |
|
|
*/
|
621 |
|
|
|
622 |
|
|
/* CF status bitdefs
|
623 |
|
|
*/
|
624 |
|
|
#define PLD_CF_WP BIT0 /* r/w */
|
625 |
|
|
#define PLD_CF_RDY BIT1 /* CF_RDY r/o */
|
626 |
|
|
#define PLD_CF_VS1 BIT2 /* Voltage Sense 1. r/o */
|
627 |
|
|
#define PLD_CF_VS2 BIT3 /* Voltage Sense 2. r/o */
|
628 |
|
|
#define PLD_CF_RESET BIT4 /* Reset. r/w (TrueIDE active low/else high) */
|
629 |
|
|
#define PLD_CF_CD BIT5 /* Card Detect (1 AND 2). r/o */
|
630 |
|
|
#define PLD_CF_BVD BIT6 /* Batt. Voltage Detect (1 AND 2). r/o */
|
631 |
|
|
#define PLD_CF_nINPACK BIT7 /* Input Acknowlegde. r/o */
|
632 |
|
|
|
633 |
|
|
/* DMA_CTRL
|
634 |
|
|
*/
|
635 |
|
|
#define PLD_DMA_BUS BIT4 /* Bus DMA request. r/w */
|
636 |
|
|
#define PLD_DMA_USB BIT5 /* USB DMA request. r/w */
|
637 |
|
|
#define PLD_DMA_FPGA BIT6 /* FPGA DMA request. r/w */
|
638 |
|
|
|
639 |
|
|
/* =======================================================================
|
640 |
|
|
* Start of uHAL definitions
|
641 |
|
|
* =======================================================================
|
642 |
|
|
*/
|
643 |
|
|
|
644 |
|
|
#define MAXIRQNUM 31
|
645 |
|
|
|
646 |
|
|
#define NR_IRQS (MAXIRQNUM + 1)
|
647 |
|
|
|
648 |
|
|
/* -----------------------------------------------------------------------
|
649 |
|
|
* LEDs - One available
|
650 |
|
|
* -----------------------------------------------------------------------
|
651 |
|
|
*
|
652 |
|
|
*/
|
653 |
|
|
#define uHAL_LED_ON 1
|
654 |
|
|
#define uHAL_LED_OFF 0
|
655 |
|
|
#define uHAL_NUM_OF_LEDS 4
|
656 |
|
|
|
657 |
|
|
/* Colours may not match reality...
|
658 |
|
|
*/
|
659 |
|
|
#define GREEN_LED BIT8
|
660 |
|
|
#define YELLOW_LED BIT9
|
661 |
|
|
#define RED_LED BIT10
|
662 |
|
|
#define RED_LED_1 BIT11
|
663 |
|
|
#define ALL_LEDS (RED_LED | RED_LED_1 | YELLOW_LED | GREEN_LED)
|
664 |
|
|
|
665 |
|
|
#define LED_BANK PLAT_DBG_LEDS
|
666 |
|
|
|
667 |
|
|
/* LED definitions.
|
668 |
|
|
* The bit patterns & base addresses of the individual LEDs
|
669 |
|
|
*/
|
670 |
|
|
#define uHAL_LED_MASKS {0, GREEN_LED, YELLOW_LED, RED_LED, RED_LED_1}
|
671 |
|
|
#define uHAL_LED_OFFSETS {0, (void *)LED_BANK, (void *)LED_BANK, (void *)LED_BANK}
|
672 |
|
|
|
673 |
|
|
|
674 |
|
|
/* -----------------------------------------------------------------------
|
675 |
|
|
* Memory definitions - run uHAL out of SDRAM. Reserve top 64K for MMU.
|
676 |
|
|
*/
|
677 |
|
|
#define uHAL_MEMORY_SIZE PLAT_USER_SDRAM_SIZE
|
678 |
|
|
|
679 |
|
|
|
680 |
|
|
/* Application Flash
|
681 |
|
|
*/
|
682 |
|
|
#define FLASH_BASE PLAT_FLASH_BASE
|
683 |
|
|
#define WFLASH_BASE PLAT_FLASH_UNCACHED
|
684 |
|
|
#define FLASH_SIZE PLAT_FLASH_SIZE
|
685 |
|
|
#define FLASH_END (FLASH_BASE + FLASH_SIZE - 1)
|
686 |
|
|
#define FLASH_BLOCK_SIZE SZ_4K
|
687 |
|
|
|
688 |
|
|
/* Reserve the first sector of flash for the boot switcher.
|
689 |
|
|
* Note: Changes to PLAT_BOOT_ROM_HI will have to be reflected in
|
690 |
|
|
* FlashLibrary/Boards/P920/flashMap.h
|
691 |
|
|
*/
|
692 |
|
|
#define PLAT_BOOT_ROM_HI FLASH_BASE
|
693 |
|
|
#define PLAT_BOOT_ROM_SIZE (FLASH_BLOCK_SIZE*0)
|
694 |
|
|
|
695 |
|
|
/* Boot Flash
|
696 |
|
|
*/
|
697 |
|
|
#define EPROM_BASE PLAT_BOOT_ROM_HI
|
698 |
|
|
#define EPROM_SIZE PLAT_BOOT_ROM_SIZE
|
699 |
|
|
#define EPROM_END (EPROM_BASE + EPROM_SIZE - 1)
|
700 |
|
|
|
701 |
|
|
|
702 |
|
|
/* Clean base - an area of memory (usually fast access) which can be read
|
703 |
|
|
* to ensure the data caches are flushed.
|
704 |
|
|
*/
|
705 |
|
|
#define CLEAN_BASE EPROM_BASE
|
706 |
|
|
|
707 |
|
|
/* -----------------------------------------------------------------------
|
708 |
|
|
* UART definitions
|
709 |
|
|
*/
|
710 |
|
|
|
711 |
|
|
/* Which com port can the OS use?
|
712 |
|
|
*
|
713 |
|
|
*/
|
714 |
|
|
/* Default port to talk to host (via debugger) */
|
715 |
|
|
#define HOST_COMPORT OMAHA_UART0_BASE
|
716 |
|
|
#define HOST_IRQBIT_NUMBER OMAHA_INT_URXD0
|
717 |
|
|
#define HOST_IRQBIT (1 << HOST_IRQBIT_NUMBER)
|
718 |
|
|
|
719 |
|
|
/* Default port for use by Operating System or program */
|
720 |
|
|
#define OS_COMPORT OMAHA_UART0_BASE
|
721 |
|
|
#define OS_IRQBIT_NUMBER OMAHA_INT_URXD0
|
722 |
|
|
#define OS_IRQBIT (1 << OS_IRQBIT_NUMBER)
|
723 |
|
|
|
724 |
|
|
#define DEBUG_COMPORT OS_COMPORT
|
725 |
|
|
#define DEBUG_IRQBIT OS_IRQBIT
|
726 |
|
|
|
727 |
|
|
/* Values to set given baud rates */
|
728 |
|
|
#define DEFAULT_HOST_BAUD ARM_BAUD_9600
|
729 |
|
|
#define DEFAULT_OS_BAUD ARM_BAUD_38400
|
730 |
|
|
|
731 |
|
|
/* 'C' macros to access comports */
|
732 |
|
|
#define GET_STATUS(p) (IO_READ((p) + OMAHA_UTRSTAT))
|
733 |
|
|
#define GET_CHAR(p) ((IO_READ((p) + OMAHA_URXH)) & 0xFF)
|
734 |
|
|
#define PUT_CHAR(p, c) (IO_WRITE(((p) + OMAHA_UTXH), (c)))
|
735 |
|
|
#define IO_READ(p) (*(volatile unsigned int *)(p))
|
736 |
|
|
#define IO_WRITE(p, c) (*(unsigned int *)(p) = (c))
|
737 |
|
|
#define IO_MASK_WRITE(p, m, c) IO_WRITE(p, (IO_READ(p) & ~(m)) | (c))
|
738 |
|
|
#define IO_SET(p, c) IO_WRITE(p, (IO_READ(p) | (c)))
|
739 |
|
|
#define IO_CLEAR(p, c) IO_WRITE(p, (IO_READ(p) & ~(c)))
|
740 |
|
|
#define RX_DATA(s) (((s) & OMAHA_URX_FULL))
|
741 |
|
|
#define TX_READY(s) (((s) & OMAHA_UTX_EMPTY))
|
742 |
|
|
#define TX_EMPTY(p) ((GET_STATUS(p) & OMAHA_UTX_EMPTY) != 0)
|
743 |
|
|
|
744 |
|
|
|
745 |
|
|
/* -----------------------------------------------------------------------
|
746 |
|
|
* Timer definitions
|
747 |
|
|
*
|
748 |
|
|
* There are 5 16-bit countdown timers on-chip.
|
749 |
|
|
* These are all driven by PCLK, running at whatever Mhz.
|
750 |
|
|
* For now we shall clock all the timers at 1MHz (arranged by uHAL)
|
751 |
|
|
*/
|
752 |
|
|
|
753 |
|
|
#define PLAT_TIMER1_BASE (PLAT_PERIPHERAL_BASE + OMAHA_TCNTB0)
|
754 |
|
|
#define PLAT_TIMER2_BASE (PLAT_PERIPHERAL_BASE + OMAHA_TCNTB1)
|
755 |
|
|
#define PLAT_TIMER3_BASE (PLAT_PERIPHERAL_BASE + OMAHA_TCNTB2)
|
756 |
|
|
#define PLAT_TIMER4_BASE (PLAT_PERIPHERAL_BASE + OMAHA_TCNTB3)
|
757 |
|
|
#define PLAT_TIMER5_BASE (PLAT_PERIPHERAL_BASE + OMAHA_TCNTB4)
|
758 |
|
|
|
759 |
|
|
|
760 |
|
|
#define MAX_TIMER 5
|
761 |
|
|
/* Maximum time interval we can handle (in microseconds)
|
762 |
|
|
* = max_ticks / ticks_per_us ( = 65535 / 0.2)
|
763 |
|
|
*/
|
764 |
|
|
|
765 |
|
|
/* Maximum period in uSecs
|
766 |
|
|
*/
|
767 |
|
|
#define MAX_PERIOD 131072
|
768 |
|
|
|
769 |
|
|
#define PLAT_uS_TO_TICK(t) (t*1)
|
770 |
|
|
|
771 |
|
|
/* These are useconds NOT ticks.
|
772 |
|
|
*/
|
773 |
|
|
#define mSEC_1 1000
|
774 |
|
|
#define mSEC_5 (mSEC_1 * 5)
|
775 |
|
|
#define mSEC_10 (mSEC_1 * 10)
|
776 |
|
|
#define mSEC_25 (mSEC_1 * 25)
|
777 |
|
|
#define SEC_1 (mSEC_1 * 1000)
|
778 |
|
|
|
779 |
|
|
/* SEMIHOSTED Debugger doesn't use a timer by default. If it requires a
|
780 |
|
|
* timer (eg for profiling), set HOST_TIMER to MAX_TIMER
|
781 |
|
|
*/
|
782 |
|
|
#define HOST_TIMER 0
|
783 |
|
|
#define OS_TIMER 1
|
784 |
|
|
#define OS_TIMERINT OMAHA_INT_TIMER1
|
785 |
|
|
|
786 |
|
|
|
787 |
|
|
/* Timer definitions.
|
788 |
|
|
* The irq numbers & base addresses of the individual timers
|
789 |
|
|
*/
|
790 |
|
|
#define TIMER_VECTORS {0, OMAHA_INT_TIMER0, OMAHA_INT_TIMER1, OMAHA_INT_TIMER2, OMAHA_INT_TIMER3, OMAHA_INT_TIMER4}
|
791 |
|
|
#define TIMER_BASES {0, (void *)PLAT_TIMER1_BASE, (void *)PLAT_TIMER2_BASE, (void *)PLAT_TIMER3_BASE, (void *)PLAT_TIMER4_BASE, (void *)PLAT_TIMER5_BASE}
|
792 |
|
|
|
793 |
|
|
|
794 |
|
|
/* -----------------------------------------------------------------------
|
795 |
|
|
* Number of Level2 table entries in uHAL_AddressTable
|
796 |
|
|
* Each entry contains 256 32-bit descriptors
|
797 |
|
|
*/
|
798 |
|
|
#define L2_TABLE_ENTRIES 0
|
799 |
|
|
|
800 |
|
|
|
801 |
|
|
/* macros to map from PCI memory/IO addresses to local bus addresses
|
802 |
|
|
*/
|
803 |
|
|
#define _MapAddress(a) (a)
|
804 |
|
|
#define _MapIOAddress(a) (a)
|
805 |
|
|
#define _MapMemAddress(a) (a)
|
806 |
|
|
|
807 |
|
|
|
808 |
|
|
#define ALLBITS 0xffffffff
|
809 |
|
|
|
810 |
|
|
|
811 |
|
|
#ifdef uHAL_HEAP
|
812 |
|
|
#if USE_C_LIBRARY != 0
|
813 |
|
|
#define uHAL_HEAP_BASE (PLAT_SDRAM_BASE + SZ_1M)
|
814 |
|
|
#define uHAL_HEAP_SIZE (SZ_16M - SZ_1M - SZ_1M - 4)
|
815 |
|
|
#define uHAL_STACK_BASE SZ_16M
|
816 |
|
|
#define uHAL_STACK_SIZE SZ_1M
|
817 |
|
|
#else
|
818 |
|
|
#define uHAL_HEAP_BASE (PLAT_SDRAM_BASE + PLAT_SDRAM_SIZE - SZ_64K)
|
819 |
|
|
#define uHAL_HEAP_SIZE SZ_16K
|
820 |
|
|
#define uHAL_STACK_SIZE SZ_16K
|
821 |
|
|
#define uHAL_STACK_BASE (uHAL_HEAP_BASE + SZ32K)
|
822 |
|
|
#endif
|
823 |
|
|
#endif
|
824 |
|
|
|
825 |
|
|
|
826 |
|
|
#endif
|
827 |
|
|
|
828 |
|
|
/* END */
|
829 |
|
|
|