diff options
| author | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-03 19:55:59 +0000 |
|---|---|---|
| committer | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-03 19:55:59 +0000 |
| commit | cf8358c8f784561e2ffd4d2eb66fccfca6301f67 (patch) | |
| tree | 0e96c0d6e3149f2d12587c2d383528b192796c27 /target-ppc | |
| parent | fbd265b681e831892c57445bfc5751c3439cf30c (diff) | |
Add calls to initialize VSCR on appropriate machines
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6507 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/translate_init.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c index dffb2f3fce..957047929a 100644 --- a/target-ppc/translate_init.c +++ b/target-ppc/translate_init.c @@ -472,6 +472,14 @@ static void spr_write_excp_vector (void *opaque, int sprn, int gprn) } #endif +static inline void vscr_init (CPUPPCState *env, uint32_t val) +{ + env->vscr = val; + /* Altivec always uses round-to-nearest */ + set_float_rounding_mode(float_round_nearest_even, &env->vec_status); + set_flush_to_zero(vscr_nj, &env->vec_status); +} + #if defined(CONFIG_USER_ONLY) #define spr_register(env, num, name, uea_read, uea_write, \ oea_read, oea_write, initial_value) \ @@ -1220,6 +1228,8 @@ static void gen_spr_74xx (CPUPPCState *env) SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); + /* Not strictly an SPR */ + vscr_init(env, 0x00010000); } static void gen_l3_ctrl (CPUPPCState *env) @@ -5919,6 +5929,9 @@ static void init_proc_970 (CPUPPCState *env) env->icache_line_size = 128; /* Allocate hardware IRQ controller */ ppc970_irq_init(env); + /* Can't find information on what this should be on reset. This + * value is the one used by 74xx processors. */ + vscr_init(env, 0x00010000); } /* PowerPC 970FX (aka G5) */ @@ -6005,6 +6018,9 @@ static void init_proc_970FX (CPUPPCState *env) env->icache_line_size = 128; /* Allocate hardware IRQ controller */ ppc970_irq_init(env); + /* Can't find information on what this should be on reset. This + * value is the one used by 74xx processors. */ + vscr_init(env, 0x00010000); } /* PowerPC 970 GX */ @@ -6091,6 +6107,9 @@ static void init_proc_970GX (CPUPPCState *env) env->icache_line_size = 128; /* Allocate hardware IRQ controller */ ppc970_irq_init(env); + /* Can't find information on what this should be on reset. This + * value is the one used by 74xx processors. */ + vscr_init(env, 0x00010000); } /* PowerPC 970 MP */ @@ -6177,6 +6196,9 @@ static void init_proc_970MP (CPUPPCState *env) env->icache_line_size = 128; /* Allocate hardware IRQ controller */ ppc970_irq_init(env); + /* Can't find information on what this should be on reset. This + * value is the one used by 74xx processors. */ + vscr_init(env, 0x00010000); } /* PowerPC 620 */ |