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target/ppc: SMT support for the HID SPR

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HID is a per-core shared register, skiboot sets this (e.g., setting
HILE) on one thread and that must affect all threads of the core.

Reviewed-by: Cédric Le Goater <clg@kaod.org>
Tested-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Message-ID: <20230705120631.27670-3-npiggin@gmail.com>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
This commit is contained in:
Nicholas Piggin 2023-07-05 22:06:29 +10:00 • committed by Daniel Henrique Barboza
parent 3401ea3cfe
commit 9cdfd1b9f7
5 changed files with 40 additions and 1 deletions
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2
target/ppc/cpu_init.c
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@ -5638,7 +5638,7 @@ static void register_power_common_book4_sprs(CPUPPCState *env)
spr_register_hv(env, SPR_HID0, "HID0",
SPR_NOACCESS, SPR_NOACCESS,
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
&spr_read_generic, &spr_core_write_generic,
0x00000000);
spr_register_hv(env, SPR_TSCR, "TSCR",
SPR_NOACCESS, SPR_NOACCESS,