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Add callbacks to allow dynamic change of PowerPC clocks (to be improved)

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Fix embedded PowerPC watchdog and timers
Fix PowerPC 405 SPR
Add generic PowerPC 405 core instanciation code + resets support.
Implement simple peripherals shared by most PowerPC 405 implementations
PowerPC 405 EC & EP microcontrollers preliminary support


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2690 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
j_mayer 2007-04-16 20:09:45 +00:00
parent 3142255c62
commit 8ecc791352
8 changed files with 2912 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

28
target-ppc/translate_init.c
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@ -344,6 +344,15 @@ static void spr_write_40x_pit (void *opaque, int sprn)
gen_op_store_40x_pit();
}
static void spr_write_40x_dbcr0 (void *opaque, int sprn)
{
DisasContext *ctx = opaque;
gen_op_store_40x_dbcr0();
/* We must stop translation as we may have rebooted */
RET_STOP(ctx);
}
static void spr_write_booke_tcr (void *opaque, int sprn)
{
gen_op_store_booke_tcr();
@ -1175,7 +1184,7 @@ static void gen_spr_BookE (CPUPPCState *env)
/* XXX : not implemented */
spr_register(env, SPR_BOOKE_DBSR, "DBSR",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
&spr_read_generic, &spr_write_clear,
0x00000000);
spr_register(env, SPR_BOOKE_DEAR, "DEAR",
SPR_NOACCESS, SPR_NOACCESS,
@ -1651,13 +1660,13 @@ static void gen_spr_40x (CPUPPCState *env)
/* XXX : not implemented */
spr_register(env, SPR_40x_DBCR0, "DBCR0",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
&spr_read_generic, &spr_write_40x_dbcr0,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_40x_DBSR, "DBSR",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
/* Last reset was system reset (system boot */
&spr_read_generic, &spr_write_clear,
/* Last reset was system reset */
0x00000300);
/* XXX : not implemented */
spr_register(env, SPR_40x_IAC1, "IAC1",
@ -1751,17 +1760,6 @@ static void gen_spr_405 (CPUPPCState *env)
&spr_read_ureg, SPR_NOACCESS,
&spr_read_ureg, SPR_NOACCESS,
0x00000000);
/* Debug */
/* XXX : not implemented */
spr_register(env, SPR_40x_DAC2, "DAC2",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_40x_IAC2, "IAC2",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
}
/* SPR shared between PowerPC 401 & 403 implementations */