diff options
| author | Alexey Kardashevskiy <aik@ozlabs.ru> | 2014-06-04 22:50:38 +1000 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2014-06-16 13:24:42 +0200 |
| commit | 42382f624478adcba7ca14982e46e804831cbf7d (patch) | |
| tree | bdddb6c92bd166b1fbddd5259c0b48d2488a0564 /target-ppc/translate_init.c | |
| parent | bbc01ca7f265f2c5be8aee7c9ce1d10aa26063f5 (diff) | |
target-ppc: Refactor PPC970
This splits one init_proc_970() into a set of small helpers. Later
init_proc_970() will be generalized and will call different set of helpers
depending on the current CPU class.
Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'target-ppc/translate_init.c')
| -rw-r--r-- | target-ppc/translate_init.c | 45 |
1 files changed, 32 insertions, 13 deletions
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c index 649e893560..04497e428c 100644 --- a/target-ppc/translate_init.c +++ b/target-ppc/translate_init.c @@ -7275,36 +7275,34 @@ static int check_pow_970 (CPUPPCState *env) return 0; } -static void init_proc_970 (CPUPPCState *env) +static void gen_spr_970_hid(CPUPPCState *env) { - gen_spr_ne_601(env); - gen_spr_7xx(env); - /* Time base */ - gen_tbl(env); /* Hardware implementation registers */ /* XXX : not implemented */ spr_register(env, SPR_HID0, "HID0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_clear, 0x60000000); - /* XXX : not implemented */ spr_register(env, SPR_HID1, "HID1", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); - /* XXX : not implemented */ spr_register(env, SPR_970_HID5, "HID5", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, POWERPC970_HID5_INIT); - /* Memory management */ - /* XXX: not correct */ - gen_low_BATs(env); +} + +static void gen_spr_970_hior(CPUPPCState *env) +{ spr_register(env, SPR_HIOR, "SPR_HIOR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_hior, &spr_write_hior, 0x00000000); +} +static void gen_spr_book3s_common(CPUPPCState *env) +{ spr_register(env, SPR_CTRL, "SPR_CTRL", SPR_NOACCESS, SPR_NOACCESS, SPR_NOACCESS, &spr_write_generic, @@ -7313,10 +7311,34 @@ static void init_proc_970 (CPUPPCState *env) SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, SPR_NOACCESS, 0x00000000); +} + +static void gen_spr_book3s_altivec(CPUPPCState *env) +{ + if (!(env->insns_flags & PPC_ALTIVEC)) { + return; + } + spr_register(env, SPR_VRSAVE, "SPR_VRSAVE", &spr_read_generic, &spr_write_generic, &spr_read_generic, &spr_write_generic, 0x00000000); + + /* Can't find information on what this should be on reset. This + * value is the one used by 74xx processors. */ + vscr_init(env, 0x00010000); +} + +static void init_proc_970 (CPUPPCState *env) +{ + gen_spr_ne_601(env); + gen_spr_7xx(env); + gen_tbl(env); + gen_spr_book3s_altivec(env); + gen_spr_970_hid(env); + gen_spr_970_hior(env); + gen_low_BATs(env); + gen_spr_book3s_common(env); #if !defined(CONFIG_USER_ONLY) env->slb_nr = 64; #endif @@ -7325,9 +7347,6 @@ 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_FAMILY(970)(ObjectClass *oc, void *data) |