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| author | Mike Frysinger <vapier@gentoo.org> | 2010-12-15 11:50:46 +0000 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2010-12-15 11:50:46 +0000 |
| commit | bef6be3d9f7368a79569cdefefde45724aa64fa5 (patch) | |
| tree | f7eeb3941bbf0b19ad45eb2c7d79d7736a6c41c0 /sim | |
| parent | da88a7644277b9b3fdff6d5b5f48828d617517d9 (diff) | |
| download | gdb-bef6be3d9f7368a79569cdefefde45724aa64fa5.zip gdb-bef6be3d9f7368a79569cdefefde45724aa64fa5.tar.gz gdb-bef6be3d9f7368a79569cdefefde45724aa64fa5.tar.bz2 | |
sim: add --map-info option
There are options for listing the current device/hw tree and memory
regions, but no way to find out at run time all the current mappings.
So add a new --map-info option akin to the --memory-info option which
displays all the current mappings.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'sim')
| -rw-r--r-- | sim/common/ChangeLog | 6 | ||||
| -rw-r--r-- | sim/common/sim-memopt.c | 45 |
2 files changed, 50 insertions, 1 deletions
diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog index dc6ffef..5a368c9 100644 --- a/sim/common/ChangeLog +++ b/sim/common/ChangeLog @@ -1,3 +1,9 @@ +2010-12-15 Mike Frysinger <vapier@gentoo.org> + + * sim-memopt.c (OPTION_MAP_INFO): Define. + (memory_options): Handle --map-info. + (memory_option_handler): Handle OPTION_MAP_INFO. + 2010-11-22 Mike Frysinger <vapier@gentoo.org> * sim-profile.c (PROFILE_PC_FREQ, PROFILE_PC_NR_BUCKETS, diff --git a/sim/common/sim-memopt.c b/sim/common/sim-memopt.c index 47b6c9e..99e6add 100644 --- a/sim/common/sim-memopt.c +++ b/sim/common/sim-memopt.c @@ -67,7 +67,8 @@ enum { OPTION_MEMORY_ALIAS, OPTION_MEMORY_CLEAR, OPTION_MEMORY_FILL, - OPTION_MEMORY_MAPFILE + OPTION_MEMORY_MAPFILE, + OPTION_MAP_INFO }; static DECLARE_OPTION_HANDLER (memory_option_handler); @@ -113,6 +114,9 @@ static const OPTION memory_options[] = { {"info-memory", no_argument, NULL, OPTION_MEMORY_INFO }, '\0', NULL, NULL, memory_option_handler }, + { {"map-info", no_argument, NULL, OPTION_MAP_INFO }, + '\0', NULL, "List mapped regions", + memory_option_handler }, { {NULL, no_argument, NULL, 0}, '\0', NULL, NULL, NULL } }; @@ -520,6 +524,45 @@ memory_option_handler (SIM_DESC sd, sim_cpu *cpu, int opt, break; } + case OPTION_MAP_INFO: + { + sim_core *memory = STATE_CORE (sd); + unsigned nr_map; + + for (nr_map = 0; nr_map < nr_maps; ++nr_map) + { + sim_core_map *map = &memory->common.map[nr_map]; + sim_core_mapping *mapping = map->first; + + if (!mapping) + continue; + + sim_io_printf (sd, "%s maps:\n", map_to_str (nr_map)); + do + { + unsigned modulo; + + sim_io_printf (sd, " map "); + if (mapping->space != 0) + sim_io_printf (sd, "0x%x:", mapping->space); + sim_io_printf (sd, "0x%08lx", (long) mapping->base); + if (mapping->level != 0) + sim_io_printf (sd, "@0x%x", mapping->level); + sim_io_printf (sd, ",0x%lx", (long) mapping->nr_bytes); + modulo = mapping->mask + 1; + if (modulo != 0) + sim_io_printf (sd, "%%0x%x", modulo); + sim_io_printf (sd, "\n"); + + mapping = mapping->next; + } + while (mapping); + } + + return SIM_RC_OK; + break; + } + default: sim_io_eprintf (sd, "Unknown memory option %d\n", opt); return SIM_RC_FAIL; |