From 4e3cb06fa480c4938db1141608f804bfec335602 Mon Sep 17 00:00:00 2001 From: "J.T. Conklin" Date: Fri, 3 Nov 2000 22:00:56 +0000 Subject: * TODO: Note abstraction layer violation where "ocd reset" command must invalidate the dcache, and how this might be fixed. * monitor.c (#include "dcache.h"): Removed. (remote_dcache): Removed. (monitor_open): Removed code that created local dcache. (flush_monitor_dcache): Removed (unused function). (monitor_resume): Removed call to dcache_invd(). (monitor_load): Likewise. (monitor_xfer_memory): Changed to call monitor_write_memory(), monitor_write_memory_block(), and monitor_read_memory() instead of dcache_xfer_memory(). * monitor.h (flush_monitor_dcache): Removed (unused function). * ocd.c (#include "dcache.h"): Removed. (ocd_dcache): Removed. (ocd_open): Removed code that created local dcache. (ocd_resume): Removed call to dcache_invd(). (ocd_xfer_memory): Changed to call ocd_write_bytes() and ocd_read_bytes() instead of dcache_xfer_memory(). (bdm_reset_command): Invalidate target dcache. * remote-bug.c (bug_load): Remove call to dcache_invd(). (bug_resume): Likewise. (bug_settings): Remove dcache, readfunc, and writefunc fields from initializer. (bug_xfer_memory): Changed to call bug_read_memory() and bug_write_memory() instead of dcache_xfer_memory(). * remote-nindy.c (#include "dcache.h"): Removed. (nindy_dcache): Removed. (nindy_open): Removed code that created local dcache. (nindy_resume): Removed call to dcache_invd(). (nindy_load): Likewise. (nindy_xfer_inferior_memory): Changed to call ninMemPut() and ninMemGet() instead of dcache_xfer_memory(). * remote-sds.c (#include "dcache.h"): Removed. (sds_dcache): Removed. (sds_open): Removed code that created local dcache. (sds_resume): Removed call to dcache_invd(). (sds_xfer_memory): Changed to call sds_write_bytes() and sds_read_bytes() instead of dcache_xfer_memory(). * remote-utils.c (gr_open): Removed code that created local dcache. * remote-utils.h (#include "dcache.h"): Removed. (struct gr_settings): Removed dcache, readfunc, and writefunc fields. (gr_get_dcache, gr_set_dcache): Removed macro definitions. * remote.c (#include "dcache.h"): Removed. (remote_dcache): Removed. (remote_open_1): Removed code that created local dcache. (remote_async_open_1): Likewise. (remote_resume): Removed call to dcache_invd(). (remote_async_resume): Likewise. (remote_xfer_memory): Changed to call remote_write_bytes() and remote_read_bytes() instead of dcache_xfer_memory(). * wince.c (#include "dcache.h"): Removed. (remote_dcache): Removed. (child_create_inferior): Removed code that created local dcache. (child_xfer_memory): Changed to call remote_write_bytes() and remote_read_bytes() instead of dcache_xfer_memory(). (child_resume): Removed call to dcache_invd(). * target.c (target_dcache): Added. (target_load): Invalidate target_dcache. (do_xfer_memory): New function. (target_xfer_memory): Reimplement in terms of dcache_xfer_memory(). (target_xfer_memory_partial): Likewise. (initialize_targets): Create target_dcache. * target.h (#include "dcache.h"): Added. (target_open): Invalidate target_dcache. (target_resume): Likewise. (do_xfer_memory): New declaration. * dcache.c (dcache_init): Removed reading and writing arguments. (dcache_struct): Removed read_memory and write_memory fields. (dcache_write_line): Call do_xfer_memory. (dcache_read_line): Likewise. (dcache_xfer_memory): Likewise. (dcache_invalidate): Renamed from dcache_invd. (dcache_init): Updated. (dcache_xfer_memory): Updated. * dcache.h (memxferfunc): Removed definition. --- gdb/TODO | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'gdb/TODO') diff --git a/gdb/TODO b/gdb/TODO index 2cf6bc4d957..59c6c50c61b 100644 --- a/gdb/TODO +++ b/gdb/TODO @@ -647,6 +647,14 @@ deprecated ``set archdebug'' and expand to ``set architecture''. Replace the code that uses the host FPU with an emulator of the target FPU. +-- + +The "ocd reset" command needs to flush the dcache, which requires breaking +the abstraction layer between the target independent and target code. One +way to address this is provide a generic "reset" command and target vector. + +http://sources.redhat.com/ml/gdb-patches/2000-10/msg00011.html + -- Thread Support -- cgit v1.2.1