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Revert "spmd: ensure SIMD context is saved/restored on SPMC entry/exit" 

This reverts commit bedb13f509.
SIMD context is now saved in S-EL2 as opposed to EL3, see commit:
https://review.trustedfirmware.org/c/hafnium/hafnium/+/8321

Signed-off-by: Max Shvetsov <maksims.svecovs@arm.com>
Change-Id: Ic81416464ffada1a6348d0abdcf3adc7c1879e61
This commit is contained in:
Max Shvetsov 2021-02-18 16:45:08 +00:00
parent 6630681458
commit f36e62e3c7
1 changed files with 0 additions and 7 deletions
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7
services/std_svc/spmd/spmd_main.c
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@ -109,7 +109,6 @@ uint64_t spmd_spm_core_sync_entry(spmd_spm_core_context_t *spmc_ctx)
/* Restore the context assigned above */
cm_el1_sysregs_context_restore(SECURE);
#if SPMD_SPM_AT_SEL2
cm_el2_sysregs_context_restore(SECURE);
#endif
@ -349,18 +348,12 @@ static uint64_t spmd_smc_forward(uint32_t smc_fid,
/* Save incoming security state */
cm_el1_sysregs_context_save(secure_state_in);
#if CTX_INCLUDE_FPREGS
fpregs_context_save(get_fpregs_ctx(cm_get_context(secure_state_in)));
#endif
#if SPMD_SPM_AT_SEL2
cm_el2_sysregs_context_save(secure_state_in);
#endif
/* Restore outgoing security state */
cm_el1_sysregs_context_restore(secure_state_out);
#if CTX_INCLUDE_FPREGS
fpregs_context_restore(get_fpregs_ctx(cm_get_context(secure_state_out)));
#endif
#if SPMD_SPM_AT_SEL2
cm_el2_sysregs_context_restore(secure_state_out);
#endif