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Add calls to initialize VSCR on appropriate machines

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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
This commit is contained in:
aurel32 2009-02-03 19:55:59 +00:00
parent fbd265b681
commit cf8358c8f7
1 changed files with 22 additions and 0 deletions
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22
target-ppc/translate_init.c
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@ -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 */