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Merge tag 'pull-ppc-for-9.1-2-20240726-1' of https://gitlab.com/npiggin/qemu into staging
fixes
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# gpg: Signature made Fri 26 Jul 2024 09:52:27 AM AEST
# gpg: using RSA key 4E437DDA56616F4329B0A79567B30276A8621CAE
# gpg: Good signature from "Nicholas Piggin <npiggin@gmail.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg: There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 4E43 7DDA 5661 6F43 29B0 A795 67B3 0276 A862 1CAE
* tag 'pull-ppc-for-9.1-2-20240726-1' of https://gitlab.com/npiggin/qemu: (96 commits)
target/ppc: Remove includes from mmu-book3s-v3.h
target/ppc/mmu-radix64: Remove externally unused parts from header
target/ppc: Unexport some functions from mmu-book3s-v3.h
target/ppc/mmu-hash32.c: Move get_pteg_offset32() to the header
target/ppc/mmu-hash32.c: Inline and remove ppc_hash32_pte_raddr()
target/ppc/mmu_common.c: Remove mmu_ctx_t
target/ppc/mmu_common.c: Stop using ctx in get_bat_6xx_tlb()
target/ppc: Remove bat_size_prot()
target/ppc/mmu_common.c: Use defines instead of numeric constants
target/ppc/mmu_common.c: Rename function parameter
target/ppc/mmu_common.c: Stop using ctx in ppc6xx_tlb_check()
target/ppc/mmu_common.c: Remove key field from mmu_ctx_t
target/ppc/mmu_common.c: Init variable in function that relies on it
target/ppc/mmu-hash32.c: Inline and remove ppc_hash32_pte_prot()
target/ppc: Add function to get protection key for hash32 MMU
target/ppc/mmu_common.c: Remove ptem field from mmu_ctx_t
target/ppc/mmu_common.c: Inline and remove ppc6xx_tlb_pte_check()
target/ppc/mmu_common.c: Simplify a switch statement
target/ppc/mmu_common.c: Remove single use local variable
target/ppc/mmu_common.c: Convert local variable to bool
...
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Drop includes from header that is not needed by the header itself and
only include them from C files that really need it.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Acked-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Move the parts not needed outside of mmu-radix64.c from the header to
the C file to leave only parts in the header that need to be exported.
Also drop unneded include of this header.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Acked-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
The ppc_hash64_hpt_base() and ppc_hash64_hpt_mask() functions are
mostly used by mmu-hash64.c only but there is one call to
ppc_hash64_hpt_mask() in hw/ppc/spapr_vhyp_mmu.c.in a helper function
that can be moved to mmu-hash64.c which allows these functions to be
removed from the header.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
This function is a simple shared function, move it to other similar
static inline functions in the header.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
This function is used only once and does not add more clarity than
doing it inline.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Completely get rid of mmu_ctx_t after converting the remaining
functions to pass raddr and prot without the context struct.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Pass raddr and prot in function parameters instead
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
There is already a hash32_bat_prot() function that does most if this
and the rest can be inlined. Export hash32_bat_prot() and rename it to
ppc_hash32_bat_prot() to match other functions and use it in
get_bat_6xx_tlb().
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Replace some BAT related constants with defines from mmu-hash32.h
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Rename parameter of get_bat_6xx_tlb() from virtual to eaddr to match
other functions.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Pass raddr and prot in function parameters instead.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Pass it as a function parameter and remove it from mmu_ctx_t.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
The ppc6xx_tlb_check() relies on the caller to initialise raddr field
in ctx. Move this init from the only caller into the function.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
This is used only once and can be inlined.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Add a function to get key bit from SR and use it instead of open coded
version.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Instead of passing around ptem in context use it once in the same
function so it can be removed from mmu_ctx_t.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
This function is only called once and we can make the caller simpler
by inlining it.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
In mmu6xx_get_physical_address() the switch handles all cases so the
default is never reached and can be dropped. Also group together cases
which just return -4.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
In mmu6xx_get_physical_address() tagtet_page_bits local is declared
only to use TARGET_PAGE_BITS once. Drop the unneeded variable.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
In mmu6xx_get_physical_address() ds is used as bool, declare it as
such. Also use named constant instead of hex value.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Pass it as a parameter instead. Also use named constants instead of
hex values when extracting bits from SR.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
This function is used only once, its return value is ignored and one
of its parameter is a return value from a previous call. It is better
to inline it in the caller and remove it.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Return hash value via a parameter and remove it from mmu_ctx.t.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
The eaddr field of mmu_ctx_t is set once but never used so can be
removed.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Invert conditions to avoid deep nested ifs and return early instead.
Remove some obvious comments that don't add more clarity.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Instead of using a local ret variable return directly and remove the
local.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
In ppc6xx_tlb_pte_check() the pp variable is used only once to pass it
to a function parameter with the same name. Remove the local and
inline the value. Also use named constant for the hex value to make it
clearer.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
In ppc6xx_tlb_pte_check() the pteh variable is used only once to
compare to the h parameter of the function. Inline its value and use
pteh name for the function parameter which is more descriptive.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
The ptev variable in ppc6xx_tlb_pte_check() is used only once and just
obfuscates an otherwise clear value. Get rid of it.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
The ptem variable in ppc6xx_tlb_pte_check() is used only once,
simplify by removing it as the value is already clear itself without
adding a local name for it.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
The mmask local variable is a less descriptive local name for a
constant. Drop it and use the constant directly in the two places it
is needed.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Reorganise ppc_hash32_pp_prot() swapping the if legs so it does not
test for negative first and clean up to make it shorter. Also rename
it to ppc_hash32_prot().
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Updated many VSX instructions to use tcg_gen_qemu_ld/st_i128, instead of using
tcg_gen_qemu_ld/st_i64 consecutively.
Introduced functions {get,set}_vsr_full to facilitate the above & for future use.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Updated instructions {l, st}vx to use tcg_gen_qemu_ld/st_i128,
instead of using 64 bits loads/stores in succession.
Introduced functions {get, set}_avr_full in vmx-impl.c.inc to
facilitate the above, and potential future usage.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Those functions are used to ld/st data to and from Altivec registers,
in 64 bits chunks, and are only used in vmx-impl.c.inc file,
hence the clean-up movement.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Moving the following instructions to decodetree specification:
xvcmp{eq, gt, ge, ne}{s, d}p : XX3-form
The changes were verified by validating that the tcg-ops generated for those
instructions remain the same which were captured using the '-d in_asm,op' flag.
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Moving the following instructions to decodetree specification:
lxv{b16, d2, h8, w4, ds, ws}x : X-form
stxv{b16, d2, h8, w4}x : X-form
The changes were verified by validating that the tcg-ops generated for those
instructions remain the same, which were captured using the '-d in_asm,op' flag.
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Moving the following instructions to decodetree specification :
{l, st}xvl(l) : X-form
The changes were verified by validating that the tcg-ops generated by those
instructions remain the same, which were captured using the '-d in_asm,op' flag.
Also added a new function do_ea_calc_ra to calculate the effective address :
EA <- (RA == 0) ? 0 : GPR[RA], which is now used by the above-said insns,
and shall be used later by (p){lx, stx}vp insns.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
[np: Fix 32-bit build]
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Moving the following instructions to decodetree specification :
lxs{d, iwa, ibz, ihz, iwz, sp}x : X-form
stxs{d, ib, ih, iw, sp}x : X-form
The changes were verified by validating that the tcg-ops generated by those
instructions remain the same, which were captured using the '-d in_asm,op' flag.
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Moving the following instructions to decodetree specification :
xxl{and, andc, or, orc, nor, xor, nand, eqv} : XX3-form
The changes were verified by validating that the tcg ops generated by those
instructions remain the same, which were captured with the '-d in_asm,op' flag.
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Moving the following instructions to decodetree specification:
x{s, v}{add, sub, mul, div}{s, d}p : XX3-form
xs{max, min}dp, xv{max, min}{s, d}p : XX3-form
The changes were verfied by validating that the tcg ops generated by those
instructions remain the same, which were captured with the '-d in_asm,op' flag.
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Moving PPC2_ISA300 flag check out of do_helper_XX3 method in vmx-impl.c.inc
so that the helper can be used with other instructions as well.
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
No need for a full comparison; xor produces non-zero bits for QC just fine.
Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Chinmay Rath <rath.chinmay@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Moving the following instructions to decodetree specification :
v{add,sub}{u,s}{b,h,w}s : VX-form
The changes were verified by validating that the tcg ops generated by those
instructions remain the same, which were captured with the '-d in_asm,op' flag.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Additional END state 'info pic' information as added. The 'ignore',
'crowd' and 'precluded escalation control' bits of an Event Notification
Descriptor are all used when delivering an interrupt targeting a VP-group
or crowd.
Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Michael Kowal <kowal@linux.vnet.ibm.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
In XIVE Gen 2 there were some minor changes to the TIMA header that were
updated when printed.
Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Michael Kowal <kowal@linux.vnet.ibm.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Moving xive2_nvp_pic_print_info() to align with the other "pic_print_info"
functions.
Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Michael Kowal <kowal@linux.vnet.ibm.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Fail VST entry address computation if firmware doesn't define a descriptor
for one of the Virtualization Structure Tables (VST), there's no point in
trying to compute the address of its entry. Abort the operation and log
an error.
Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Michael Kowal <kowal@linux.vnet.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Set Translation Table for the NVC port space is missing. The xive model
doesn't take into account the remapping of IO operations via the Set
Translation Table but firmware is allowed to define it for the Notify
Virtual Crowd (NVC), like it's already done for the other VST tables.
Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Michael Kowal <kowal@linux.vnet.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Richard Henderson