diff options
author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2002-05-14 17:10:17 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2002-05-14 17:10:17 +0000 |
commit | 69ed59f083a083fd96d08b5f6d54f2c80f267f03 (patch) | |
tree | 3d8fcd08bcface88cea636117b47dd1520b2874c /c/src/lib/libbsp/powerpc/shared/ChangeLog | |
parent | 2001-05-14 Till Straumann <strauman@slac.stanford.edu> (diff) | |
download | rtems-69ed59f083a083fd96d08b5f6d54f2c80f267f03.tar.bz2 |
2001-05-14 Till Straumann <strauman@slac.stanford.edu>
* bootloader/misc.c, console/Makefile.am, console/console.c,
console/consoleIo.h, console/inch.c, console/polled_io.c,
console/uart.c, console/uart.h, include/bsp.h, irq/Makefile.am,
irq/irq.c, irq/irq.h, irq/irq_init.c, openpic/openpic.c,
openpic/openpic.h, pci/Makefile.am, pci/pci.c, pci/pci.h,
residual/Makefile.am, start/start.S, startup/bspstart.c,
vectors/vectors.S, vectors/vectors.h, vectors/vectors_init.c:
Per PR216, "libbsp/powerpc/shared" BSP has been modified considerably
with the goal to make it more flexible and reusable by other
BSPs. The main strategies were:
- eliminate hardcoded base addresses; devices use offsets
and a BSP defined base address.
- separate functionality into different files (e.g. reboot from
inch.c to reboot.c) which can be overridden by a 'derived' BSP.
- separate initialization code into separate files (e.g. PCI
bridge detection/initialization was separated from the more
generic PCI access routines), also to make it easier for
'derived' BSPs to substitute their own initialization code.
There are also a couple of enhancements and fixes:
- IRQ handling code now has a hook for attaching a VME bridge.
- OpenPIC is now explicitely initialized (polarities, senses).
Eliminated the implicit assumption on the presence of an ISA PIC.
- UART and console driver now supports more than 1 port. The current
maximum of 2 can easily be extended by enlarging a table (it
would even be easier if the ISR API was not broken by design).
- fixed polled_io.c so it correctly supports console on COM2
- fixed TLB invalidation code (start.S).
- exception handler prints a stack backtrace.
- added BSP_pciFindDevice() to scan the pci bus for a particular
vendor/device/instance.
Diffstat (limited to 'c/src/lib/libbsp/powerpc/shared/ChangeLog')
-rw-r--r-- | c/src/lib/libbsp/powerpc/shared/ChangeLog | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/shared/ChangeLog b/c/src/lib/libbsp/powerpc/shared/ChangeLog index ff4fb24d3a..dce1744e2e 100644 --- a/c/src/lib/libbsp/powerpc/shared/ChangeLog +++ b/c/src/lib/libbsp/powerpc/shared/ChangeLog @@ -1,3 +1,26 @@ +2001-05-14 Till Straumann <strauman@slac.stanford.edu> + + * bootloader/misc.c, console/Makefile.am, console/console.c, + console/consoleIo.h, console/inch.c, console/polled_io.c, + console/uart.c, console/uart.h, include/bsp.h, irq/Makefile.am, + irq/irq.c, irq/irq.h, irq/irq_init.c, openpic/openpic.c, + openpic/openpic.h, pci/Makefile.am, pci/pci.c, pci/pci.h, + residual/Makefile.am, start/start.S, startup/bspstart.c, + vectors/vectors.S, vectors/vectors.h, vectors/vectors_init.c: + Per PR216, "libbsp/powerpc/shared" BSP has been modified considerably + with the goal to make it more flexible and reusable by other + BSPs. The main strategies were: + - eliminate hardcoded base addresses; devices use offsets + and a BSP defined base address. + - separate functionality into different files (e.g. reboot from + inch.c to reboot.c) which can be overridden by a 'derived' BSP. + - separate initialization code into separate files (e.g. PCI + bridge detection/initialization was separated from the more + generic PCI access routines), also to make it easier for + 'derived' BSPs to substitute their own initialization code. + There are also a couple of enhancements and fixes: + - IRQ handling code now has a hook for attaching a VME bridge. + - OpenPIC is now explicitely initialized (polarities, senses). Eliminated the implicit assumption on the presence of an ISA PIC. - UART and console driver now supports more than 1 port. The current maximum of 2 can easily be extended by enlarging a table (it |