diff options
| author | Nick Clifton <nickc@redhat.com> | 2001-02-01 00:14:40 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2001-02-01 00:14:40 +0000 |
| commit | 88694af3f9e50c9196913fc0246cad42a0ae4d80 (patch) | |
| tree | 008b77fe52a56ac41cc9d966445a8d4764aeea64 /sim | |
| parent | 27b82ed26e4c5d8012bc78a194a50417e324e87a (diff) | |
| download | gdb-88694af3f9e50c9196913fc0246cad42a0ae4d80.zip gdb-88694af3f9e50c9196913fc0246cad42a0ae4d80.tar.gz gdb-88694af3f9e50c9196913fc0246cad42a0ae4d80.tar.bz2 | |
Detect installation of SWI vector by running program as well as loading program.
Diffstat (limited to 'sim')
| -rw-r--r-- | sim/arm/ChangeLog | 9 | ||||
| -rw-r--r-- | sim/arm/armos.c | 4 | ||||
| -rw-r--r-- | sim/arm/armos.h | 2 | ||||
| -rw-r--r-- | sim/arm/armvirt.c | 5 | ||||
| -rw-r--r-- | sim/arm/wrapper.c | 5 |
5 files changed, 18 insertions, 7 deletions
diff --git a/sim/arm/ChangeLog b/sim/arm/ChangeLog index 9180bd5..b4ffb90 100644 --- a/sim/arm/ChangeLog +++ b/sim/arm/ChangeLog @@ -1,3 +1,12 @@ +2001-01-31 Nick Clifton <nickc@redhat.com> + + * armvirt.c (PutWord): Detect installation of SWI vector. + (SWI_vector_installed): Define. + * armos.c (ARMul_OsInit): Reset SWI_vector_installed. + * armos.h (SWI_vector_installed): Declare. + * wrapper.c (SWI_vector_installed): Remove definition. + (sim_write): Remove check of SWI vector installation + 2000-12-18 Nick Clifton <nickc@redhat.com> * armemu.c (ARMul_Emulate26): Fix test for StoreDouble diff --git a/sim/arm/armos.c b/sim/arm/armos.c index dd0ce23..789a35d 100644 --- a/sim/arm/armos.c +++ b/sim/arm/armos.c @@ -171,6 +171,8 @@ ARMul_OSInit (ARMul_State * state) for (i = ARMul_ResetV; i <= ARMFIQV; i += 4) ARMul_WriteWord (state, i, instr); /* write hardware vectors */ + SWI_vector_installed = 0; + for (i = ARMul_ResetV; i <= ARMFIQV + 4; i += 4) { ARMul_WriteWord (state, ADDRSOFTVECTORS + i, SOFTVECTORCODE + i * 4); @@ -628,8 +630,6 @@ ARMul_OSHandleSWI (ARMul_State * state, ARMword number) default: { /* If there is a SWI vector installed use it. */ - extern int SWI_vector_installed; - if (state->is_XScale && saved_number != -1) number = saved_number; diff --git a/sim/arm/armos.h b/sim/arm/armos.h index 1010b4f..d943735 100644 --- a/sim/arm/armos.h +++ b/sim/arm/armos.h @@ -93,3 +93,5 @@ extern unsigned long fpecode[]; extern unsigned long fpesize; + +extern int SWI_vector_installed; diff --git a/sim/arm/armvirt.c b/sim/arm/armvirt.c index f9ac453..b9a018b 100644 --- a/sim/arm/armvirt.c +++ b/sim/arm/armvirt.c @@ -49,6 +49,8 @@ defined to generate aborts. */ #define PAGEBITS 16 #define OFFSETBITS 0xffff +int SWI_vector_installed = FALSE; + /***************************************************************************\ * Get a Word from Virtual Memory, maybe allocating the page * \***************************************************************************/ @@ -111,6 +113,9 @@ PutWord (ARMul_State * state, ARMword address, ARMword data) *(pagetable + page) = pageptr; } + if (address == 0x8) + SWI_vector_installed = TRUE; + *(pageptr + offset) = data; } diff --git a/sim/arm/wrapper.c b/sim/arm/wrapper.c index f6c4b05..f2e5823 100644 --- a/sim/arm/wrapper.c +++ b/sim/arm/wrapper.c @@ -114,8 +114,6 @@ ARMul_Debug (ARMul_State * state ATTRIBUTE_UNUSED, ARMword pc ATTRIBUTE_UNUSED, return 0; } -int SWI_vector_installed = FALSE; - int sim_write (sd, addr, buffer, size) SIM_DESC sd ATTRIBUTE_UNUSED; @@ -127,9 +125,6 @@ sim_write (sd, addr, buffer, size) init (); - if ((addr <= 0x8) && ((addr + size) >= 0x8)) - SWI_vector_installed = TRUE; - for (i = 0; i < size; i++) ARMul_WriteByte (state, addr + i, buffer[i]); |