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2001-05-14 Till Straumann <strauman@slac.stanford.edu>

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* shared/include/io.h: Per PR215 address the following issues:
	    - _IO_BASE, _ISA_MEM_BASE and PCI_DRAM_OFFSET
	      are no longer defined by libcpu (powerpc/shared/include/io.h)
	      but by the BSP (who is the only one to know the values)
	    - the affected BSP (shared/motorola) headers have been fixed
	      in a separate "libbsp/powerpc/shared" patch.
	    - the DEC 21140 driver (libchip/network/dec21140.c) has been
	      fixed to use PCI_DRAM_OFFSET instead of PREP_PCI_DRAM_OFFSET.
	      and PCI_MEM_BASE instead of PREP_ISA_MEM_BASE. PCI_MEM_BASE
	      is to be defined by the BSP who is using this driver.
	    - the DEC driver also has been fixed to use the newer
	      rtems_bsp_delay_in_bus_cycles() instead of the obsolete
	      delay_in_bus_cycles().
This commit is contained in:
Joel Sherrill
2002-05-14 17:07:42 +00:00
parent 6fae45804d
commit 438b538811
2 changed files with 29 additions and 3 deletions
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16
c/src/lib/libcpu/powerpc/shared/include/io.h
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@@ -23,12 +23,22 @@
#define PREP_ISA_MEM_BASE 0xc0000000
#define PREP_PCI_DRAM_OFFSET 0x80000000
#define _IO_BASE PREP_ISA_IO_BASE
#define _ISA_MEM_BASE PREP_ISA_MEM_BASE
#define PCI_DRAM_OFFSET PREP_PCI_DRAM_OFFSET
#define CHRP_ISA_IO_BASE 0xfe000000
#define CHRP_ISA_MEM_BASE 0xfd000000
#define CHRP_PCI_DRAM_OFFSET 0x00000000
/* _IO_BASE, _ISA_MEM_BASE, PCI_DRAM_OFFSET are now defined by bsp.h */
#ifndef ASM
#include <bsp.h> /* for _IO_BASE & friends */
/* NOTE: The use of these macros is DISCOURAGED.
* you should consider e.g. using in_xxx / out_xxx
* with a device specific base address that is
* defined by the BSP. This makes drivers easier
* to port.
*/
#define inb(port) in_8((unsigned char *)((port)+_IO_BASE))
#define outb(val, port) out_8((unsigned char *)((port)+_IO_BASE), (val))
#define inw(port) in_le16((unsigned short *)((port)+_IO_BASE))